CN119297041A

CN119297041A - A circuit breaker production line

Info

Publication number: CN119297041A
Application number: CN202411845602.7A
Authority: CN
Inventors: 聂宗军; 李俐; 陈锋; 高俊; 金利; 崔成文
Original assignee: Zhejiang Chint Electrics Co Ltd
Current assignee: Zhejiang Chint Electrics Co Ltd
Priority date: 2024-12-16
Filing date: 2024-12-16
Publication date: 2025-01-10

Abstract

The present invention discloses a circuit breaker production line, which belongs to the technical field of low-voltage electrical appliances. The circuit breaker production line includes a first station and a second station arranged at intervals in the vertical direction; an injection molding device is provided at the first station, and N first transmission lines and N assembly equipment are provided at the second station. The first transmission line and the assembly equipment are arranged one-to-one, and M first spiral transmission lines are provided between the first station and the second station; the injection molding device is used for injection molding to form a shell, and the first spiral transmission line is used to transmit the shell to at least one first transmission line, and the first transmission line is used to transmit the shell to the corresponding assembly equipment, and the assembly equipment is used to assemble the thermal system and the magnetic system in the shell. The circuit breaker production line provided by the present invention can realize automatic feeding of multiple assembly equipment, effectively prevent the occurrence of insufficient shell feeding, improve production efficiency, and the structure of the entire circuit breaker production line is compact, which effectively improves space utilization.

Description

Circuit breaker production line

Technical Field

The invention relates to the technical field of piezoelectric devices, in particular to a circuit breaker production line.

Background

The circuit breaker has the characteristics of advanced structure, reliable performance, strong breaking capacity, attractive and small appearance and the like, and is widely applied to various places such as industry, business, high-rise and civil houses.

Currently, to meet the production requirements of circuit breakers, manufacturers generally establish an injection molding station for injection molding the housing and an assembly station for assembling the circuit breaker, wherein the injection molded housing is usually manually transferred to the assembly station.

In the related art, in order to accelerate the production efficiency of the circuit breaker, the assembly station is generally provided with a plurality of assembly devices, each assembly device can complete the assembly of the circuit breaker on the shell, the labor intensity of manual transferring of the shell is increased, and the shell is possibly caused to be insufficient in feeding to the assembly device, so that the production efficiency is influenced.

Disclosure of Invention

The invention aims to provide a circuit breaker production line, which transfers a shell in an automatic feeding mode, so that the occurrence of insufficient shell feeding is effectively prevented, and the production efficiency is improved.

To achieve the purpose, the invention adopts the following technical scheme:

The circuit breaker production line comprises a shell, a thermal system and a magnetic system, wherein the circuit breaker production line comprises a first station and a second station which are arranged at intervals along the vertical direction;

The first station is provided with injection molding equipment, the second station is provided with N first conveying lines and N assembling equipment, the N first conveying lines are arranged in one-to-one correspondence with the N assembling equipment, and M first spiral conveying lines are arranged between the first station and the second station, wherein N is an integer greater than 1, and M is an integer greater than or equal to 1;

the injection molding equipment is used for injection molding the shell;

The first spiral conveying line is used for conveying the shell to at least one first conveying line;

The first conveying line is used for conveying the shell to corresponding assembling equipment;

The assembly apparatus is for assembling the thermal system and the magnetic system within the housing.

Optionally, the first station is further provided with a second conveying line and a steering mechanism arranged between the second conveying line and the first spiral conveying line;

wherein the injection molding device is further used for transferring the shell formed by injection molding onto the second conveying line;

the steering mechanism is capable of rotating and transferring the housing on the second conveyor line to the first helical conveyor line.

Optionally, the steering mechanism includes:

A steering bracket;

The rotary table is rotationally connected with the steering bracket, a plurality of positioning grooves are formed in the rotary table at intervals along the circumferential direction, and the second conveying line can convey the shell into the positioning grooves;

and the driving assembly is used for driving the turntable to drive the shell to rotate and transfer to the first spiral conveying line.

Optionally, a guide block is arranged on the steering bracket, a guide channel is formed between the guide block and the turntable, the turntable can drive the shell to pass through the guide channel, and the guide channel can guide the shell to rotate.

Optionally, a dumping block is arranged on the first spiral conveying line, and the dumping block can push the shell to roll over to the first spiral conveying line.

Optionally, the second station is further provided with N feeding transfer mechanisms, and the N first conveying lines and the N feeding transfer mechanisms are arranged in one-to-one correspondence;

the feeding transfer mechanism is used for transferring the shell from the first spiral conveying line to the corresponding first conveying line.

Optionally, the feeding transfer mechanism includes:

A feeding transfer bracket;

the two guide rods are arranged in parallel, and one end of each guide rod is hinged with the feeding transfer bracket;

The two ends of the transmission connecting rod are hinged with the two guide rods in a one-to-one correspondence manner;

The feeding transfer driving piece is arranged on the feeding transfer bracket and is connected with one of the two guide rods;

The feeding transfer driving piece is used for driving the guide rod to rotate between a first angle and a second angle;

at the first angle, two guide rods can guide the shell to be conveyed on the first spiral conveying line;

In the second angle, the two guide rods can guide the shell to be conveyed onto the corresponding first conveying line by the first spiral conveying line, or the guide rods can push the shell to the corresponding first conveying line by the first spiral conveying line when rotating to the second angle by the first angle.

Optionally, M is greater than or equal to 2, N feeding transfer mechanisms are further provided at the second station, N first conveying lines and N feeding transfer mechanisms form M conveying systems, the conveying systems include at least one first conveying line and at least one feeding transfer mechanism, the first spiral conveying lines are set in one-to-one correspondence with the conveying systems, and the first conveying lines and the feeding transfer mechanisms are set in one-to-one correspondence;

The feeding transfer mechanism is used for transferring the shell onto the corresponding first spiral conveying line.

Optionally, the second station is further provided with a feeding conveying line and at least two feeding transfer mechanisms, the feeding transfer mechanisms are arranged in one-to-one correspondence with the first spiral conveying lines, and the feeding transfer mechanisms are arranged between the feeding conveying lines and the corresponding first spiral conveying lines;

The feeding transfer mechanism is used for transferring the shell from the corresponding first spiral conveying line to the feeding conveying line or transferring the shell from the feeding conveying line to the corresponding first spiral conveying line.

Optionally, a first position sensor is arranged on the first conveying line, a second position sensor is arranged on the first spiral conveying line, the circuit breaker production line further comprises a controller, and the first position sensor, the second position sensor, the feeding transfer mechanism and the feeding transfer mechanism are all electrically connected with the controller;

The controller is used for receiving the information that the first position sensor detects that the first conveying line lacks the shell, and controlling the corresponding feeding transfer mechanism to transfer the shell from the first spiral conveying line to the first conveying line;

The controller is also used for receiving the information that the second position sensor detects that the first spiral conveying line lacks the shell, and controlling the corresponding feeding transfer mechanism to transfer the shell from the feeding conveying line to the first spiral conveying line.

Optionally, the circuit breaker production line further includes:

The equipment comprises a first station, a second station, a third station, a first heat system conveying line, a second heat system conveying line, a third station and a third heat system conveying line, wherein the first station and the second station are arranged at intervals along the vertical direction, P second spiral conveying lines are arranged between the second station and the third station, P is greater than or equal to 1, N heat system conveying lines are further arranged at the second station and are in one-to-one correspondence with the equipment, the second spiral conveying lines are used for conveying the heat system at the third station to at least one heat system conveying line, and the heat system conveying lines are used for conveying the shells to the corresponding equipment;

And/or a fourth station, wherein the fourth station and the second station are arranged at intervals along the vertical direction, Q third spiral conveying lines are arranged between the second station and the fourth station, Q is greater than or equal to 1, N magnetic system conveying lines are further arranged at the second station and are arranged in one-to-one correspondence with the assembly equipment, the third spiral conveying lines are used for conveying the magnetic systems at the fourth station to at least one magnetic system conveying line, and the magnetic system conveying lines are used for conveying the shells to the corresponding assembly equipment.

The circuit breaker production line has the beneficial effects that the shell can be conveyed to each first conveying line through the first spiral conveying line so that the corresponding assembly equipment can assemble the thermal system and the magnetic system in the shell, and the automatic feeding of a plurality of assembly equipment can be realized through the mutual matching of the first spiral conveying lines and the first conveying lines, so that the occurrence of the condition of insufficient feeding of the shell is effectively prevented, and the production efficiency is improved. In addition, the first station and the second station are arranged at intervals along the vertical direction, so that the whole circuit breaker production line is compact in structure, and the space utilization rate is effectively improved.

Drawings

Fig. 1 is a schematic diagram of a partial structure of a circuit breaker production line provided by the invention;

FIG. 2 is a layout of a second station provided by the present invention;

FIG. 3 is a layout of a first station provided by the present invention;

FIG. 4 is a schematic view of the structure of the housing provided by the present invention;

FIG. 5 is a schematic view of a steering mechanism according to the present invention;

FIG. 6 is a schematic view of a portion of the steering mechanism provided by the present invention;

FIG. 7 is a schematic view of the structure of the guide block provided by the present invention;

FIG. 8 is a schematic view of a partial construction of a first station provided by the present invention;

FIG. 9 is a schematic structural view of a feeding transfer mechanism provided by the invention;

FIG. 10 is a schematic view of a partial construction of a second station according to the present invention;

fig. 11 is another partial structural illustration of a second station provided by the present invention.

In the figure:

10. A housing; 11, a bottom shell, 12, an upper cover;

110. The device comprises a first conveying line, 120, assembling equipment, 130, a feeding transfer mechanism, 131, a feeding transfer bracket, 132, a guide rod, 133, a transmission connecting rod, 134, a feeding transfer driving piece, 140, a fourth conveying line, 150, a feeding conveying line, 151, a first feeding conveying line, 152, a second feeding conveying line, 153, an inner line transfer mechanism, 160 and a feeding transfer mechanism;

210. A first helical conveying line; 211, a translational feeding section, 212, a spiral section, 213, a translational discharging section;

310. the second conveying line, 320, a steering mechanism, 321, a steering bracket, 322, a turntable, 3221, a positioning groove, 32211, a pushing surface, 32212, a positioning surface, 323, a driving component, 324, a guide block, 3241, a guide channel, 330, a dumping block, 331, an extrusion surface, 340, a third conveying line, 350 and injection molding equipment.

Detailed Description

The invention is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present invention are shown in the drawings.

In the description of the present invention, unless explicitly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may, for example, be fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, indirectly connected through an intervening medium, or in communication between two elements or in an interaction relationship between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

Referring to fig. 1 to 4, the present embodiment provides a circuit breaker manufacturing line.

Specifically, the circuit breaker includes a housing 10, a thermal system (not shown), and a magnetic system (not shown).

Specifically, the breaker production line comprises a first station and a second station which are arranged at intervals along the vertical direction, wherein injection molding equipment 350 is arranged at the first station, N first conveying lines 110 and N assembling equipment 120 are arranged at the second station, the N first conveying lines 110 and the N assembling equipment 120 are arranged in one-to-one correspondence, M first spiral conveying lines 210 are arranged between the first station and the second station, N is an integer greater than 1, and M is an integer greater than or equal to 1.

Specifically, the injection molding device 350 is used for injection molding the housing 10, the first spiral conveying line 210 is used for conveying the housing 10 to the at least one first conveying line 110, the first conveying line 110 is used for conveying the housing 10 to the corresponding assembling device 120, and the assembling device 120 is used for assembling the thermal system and the magnetic system in the housing 10.

In this embodiment, the housing 10 may be transferred to each first conveying line 110 through the first spiral conveying line 210, so that the corresponding assembling device 120 assembles the thermal system and the magnetic system in the housing 10, and through the mutual cooperation of the first spiral conveying line 210 and the first conveying line 110, automatic feeding of a plurality of assembling devices 120 can be realized, so that the occurrence of insufficient feeding of the housing 10 is effectively prevented, and the production efficiency is improved. In addition, with first station and second station along vertical direction interval setting, promote traditional circuit breaker production line by two-dimensional plane layout to three-dimensional overall arrangement, can make the compact structure of whole circuit breaker production line, effectively improve space utilization, for workshop lean production provides the solution.

In this embodiment, the quality of the housing 10 is controllable and manageable by the arrangement of the first station, so as to lay a foundation for the operation automation of the subsequent second station.

In one possible implementation mode, a first station is arranged in one of two workshops which are distributed up and down, and a second station is arranged in the other one, so that the layout planning of the circuit breaker production line is facilitated. Preferably, the lower shop is provided with a first station and the upper shop is provided with a second station.

In this embodiment, referring to fig. 1, the first spiral conveying line 210 includes a translational feeding section 211, a spiral section 212, and a translational discharging section 213, which are sequentially disposed. Wherein the translational feed section 211 is located at a first station, where the translational feed section 211 transfers the shells 10 to the first helical conveyor line 210, and the translational discharge section 213 is located at a second station, where the translational discharge section 213 transfers the shells 10 to one of the first conveyor lines 110.

In this embodiment, the circuit breaker manufacturing line may further include an appearance detecting device (not shown) for detecting the appearance of the case 10 to reject defective products. The appearance detection device can be arranged at the first station or the second station, and the application is not limited. The appearance detection device can be a charge coupled device (charge coupled device, CCD) detection module.

In this embodiment, referring to fig. 2 to 4, the housing 10 includes a bottom shell 11 and an upper cover 12, the injection molding device 350 includes an injection mold and a grabbing and assembling device, the injection molding device 350 can mold the bottom shell 11 and the upper cover 12 through the injection mold, after the injection mold is opened, the grabbing and assembling device grabs the bottom shell 11 and the upper cover 12 in the injection mold and assembles the bottom shell 11 and the upper cover 12 together, and then transfers the assembled parts to the first spiral conveying line 210. The injection molding of the bottom shell 11 and the upper cover 12 can be completed by a set of injection molds. In this embodiment, the assembly device 120 may first detach the bottom shell 11 and the upper cover 12, then assemble the thermal system and the magnetic system in the bottom shell 11, and finally assemble the upper cover 12 together.

Illustratively, the grabbing and assembling device comprises a mechanical arm and an assembling clamping jaw arranged on the mechanical arm, wherein the assembling clamping jaw is driven to move by the mechanical arm, so that the assembling clamping jaw is suitable for grabbing the bottom shell 11 and the upper cover 12 in the injection mold, and the assembling clamping jaw is used for driving the bottom shell 11 and the upper cover 12 to be transferred by the mechanical arm after assembling. Wherein, the mechanical arm is a multi-degree-of-freedom mechanical arm.

In this embodiment, referring to fig. 1 and 5 to 7, the first station is further provided with a second conveying line 310 and a steering mechanism 320 disposed between the second conveying line 310 and the first spiral conveying line 210, wherein the injection molding apparatus 350 is further used for transferring the injection molded shell 10 onto the second conveying line 310, and the steering mechanism 320 can rotate the shell 10 on the second conveying line 310 and transfer the shell 10 onto the first spiral conveying line 210. In this embodiment, the molded shells 10 are arranged on the second conveying line 310 side by side along the conveying direction of the second conveying line 310, and the width direction of the shells 10 is the same as the conveying direction of the second conveying line 310, and after the shells 10 are rotated by the steering mechanism 320, the length direction of the shells 10 transferred onto the first spiral conveying line 210 is the same as the conveying direction of the first spiral conveying line 210, so that the shells 10 are not easy to fall down from the first spiral conveying line 210, and the shells 10 are effectively ensured to be transferred onto the first conveying line 110 smoothly.

Illustratively, the conveying direction of the second conveying line 310 and the translating feed section 211 at the steering mechanism 320 is the same, i.e. the steering mechanism 320 rotates the housing 10 on the second conveying line 310 by 90 ° before transferring to the translating feed section 211.

Specifically, steering mechanism 320 includes a steering bracket 321, a turntable 322, and a drive assembly 323. The rotating disc 322 is rotatably connected with the steering bracket 321, a plurality of positioning grooves 3221 are formed in the rotating disc 322 at intervals along the circumferential direction, the second conveying line 310 can convey the shell 10 into the positioning grooves 3221, the driving assembly 323 is used for driving the rotating disc 322 to drive the shell 10 to rotate and transfer to the first spiral conveying line 210, and the rotation and transfer of the shell 10 are completed by driving the rotating disc 322 through the driving assembly 323, so that convenience, stability and reliability are achieved.

Illustratively, the drive assembly 323 may be provided as a motor-driven synchronous belt drive.

In a possible embodiment, the steering bracket 321 is provided with a guide block 324, a guide channel 3241 is formed between the guide block 324 and the turntable 322, the turntable 322 can drive the housing 10 to pass through the guide channel 3241, and the guide channel 3241 can guide the housing 10 to rotate. In the present embodiment, the positioning groove 3221 can be effectively prevented from being disengaged from the housing 10 during the rotation transfer by the provision of the guide block 324.

Illustratively, the positioning groove 3221 includes a pushing surface 32211 and a positioning surface 32212 disposed at an included angle, the positioning surface 32212 is configured to intercept the housing 10 on the second conveying line 310, the pushing surface 32211 pushes the housing 10 to the guiding channel 3241, and the guiding channel 3241 is used for completing the rotation transfer of the housing 10, and the housing 10 after the rotation transfer is convenient to separate from the positioning groove 3221.

In one possible embodiment, the first spiral conveying line 210 is provided with a dumping block 330, and the dumping block 330 can push the casing 10 to be turned over onto the first spiral conveying line 210, that is, the first side of the casing 10 in the width direction contacts with the first spiral conveying line 210, so that the contact area between the casing 10 and the first spiral conveying line 210 can be increased, and the friction force is increased, so that the casing 10 can be stably conveyed on the first spiral conveying line 210.

Illustratively, a dump block 330 is disposed on the translating feed section 211.

Illustratively, the dumping block 330 has a pressing surface 331 inclined toward the first spiral conveying line 210, and in the conveying direction of the translational feeding section 211, the inclination angle of the pressing surface 331 gradually increases, and during conveying of the housing 10, the inclined surface presses the second side of the housing 10 in the width direction toward the translational feeding section 211, so as to achieve rollover of the housing 10, which is simple in structure, stable and reliable.

In some embodiments, as shown in fig. 3 and 8, a third conveying line 340 is further provided at the first station, the third conveying line 340 being provided between the second conveying line 310 and the first spiral conveying line 210. In the present embodiment, the steering mechanism 320 is disposed between the second conveying line 310 and the third conveying line 340, and the dumping block 330 is disposed on the third conveying line 340. Wherein the turning mechanism 320 can rotate the shell 10 on the second conveying line 310 and transfer the shell to the third conveying line 340, the dumping block 330 can push the shell 10 to turn over onto the third conveying line 340, and the shell 10 turned over onto the third conveying line 340 can transfer the shell to the first spiral conveying line 210. Specifically, the casing 10 turned on the upper side of the third conveying line 340 can be transferred to the translation feeding section 211, and the stable conveyance of the casing 10 on the first screw conveying line 210 can be ensured while transferring the casing 10 onto the first screw conveying line 210. It will be appreciated that the third conveyor line 340 corresponds to an extension of the translational feed section 211, which buffers the housing 10 and facilitates the positional layout of the first helical conveyor line 210.

In this embodiment, as shown in fig. 2 and 9, the second station is further provided with N feeding and transferring mechanisms 130, where the N first conveying lines 110 and the N feeding and transferring mechanisms 130 are disposed in one-to-one correspondence, and the feeding and transferring mechanisms 130 are used for transferring the casing 10 from the first spiral conveying line 210 to the corresponding first conveying line 110, which is stable and reliable.

Specifically, the feeding transfer mechanism 130 includes a feeding transfer bracket 131, a guide rod 132, a transmission link 133, and a feeding transfer driver 134. Wherein, guide bar 132 parallel arrangement has two, and the one end of guide bar 132 is articulated with material loading transfer support 131, and the both ends and the two guide bar 132 one-to-one of transmission connecting rod 133 are articulated, and material loading transfer drive piece 134 is located on the material loading transfer support 131 and is connected with one of two guide bar 132, and material loading transfer drive piece 134 is used for driving guide bar 132 and rotates between first angle and second angle. Wherein, through the setting of transmission connecting rod 133, the material loading shifts drive piece 134 can drive two guide bars 132 and rotate together. In the present embodiment, the guide bars 132 are at the first angle, and the two guide bars 132 can guide the housing 10 to be conveyed on the first spiral conveying line 210, specifically, the housing 10 passes between the two guide bars 132 and moves on the translational discharging section 213 under the guidance of the two guide bars 132.

In some embodiments, the guide bars 132 are at the second angle, and the two guide bars 132 may guide the housing 10 to be transferred onto the corresponding first transfer line 110 in the first spiral transfer line 210, specifically, the housing 10 passes between the two guide bars 132 and is transferred onto the corresponding first transfer line 110 in the translational outfeed section 213 under the guidance of the two guide bars 132.

In other embodiments, the guide rod 132 rotates from the first angle to the second angle to push the housing 10 from the first spiral conveying line 210 to the corresponding first conveying line 110, and in particular, push the housing 10 from the translational discharging section 213 to the corresponding first conveying line 110, which is stable and reliable.

In some embodiments, the first conveying lines 110 are spaced apart along the conveying direction of the corresponding translating outfeed section 213. The feeding transfer mechanism 130 is disposed between the corresponding first conveying line 110 and the translational material segment 213. It should be noted that the two adjacent shells 10 may be abutted against each other before the steering mechanism 320 rotates, and the two adjacent shells 10 are arranged at intervals along the conveying direction of the translational feeding section 211 after the steering mechanism 320 rotates. In the process that the guide rods 132 rotate at the second angle or from the first angle to the second angle, because the shells 10 on the translation feeding section 211 are arranged at intervals, when one shell 10 is transferred to the corresponding first conveying line 110, the other shell 10 adjacent to the shell 10 is not moved between the two guide rods 132, so that the shells 10 on the translation discharging section 213 can be stably transferred to the corresponding first conveying line 110 one by one.

In other embodiments, as shown in fig. 2, a fourth conveyor line 140 is also provided at the second station. In this embodiment, the feeding end of the fourth conveying line 140 corresponds to the translational discharging section 213, the first conveying line 110 is arranged at intervals along the conveying direction of the fourth conveying line 140, and the feeding transfer mechanism 130 is disposed between the fourth conveying line 140 and the first conveying line 110. It will be appreciated that the fourth conveyor line 140 corresponds to an extension of the translational outfeed section 213, which may buffer the housing 10. Illustratively, the fourth conveying line 140 may include at least two conveying sections disposed at an included angle, so as to facilitate the overall layout of the second station and effectively ensure the compactness of the second station. In this embodiment, the translational discharging section 213 transfers the casing 10 onto the fourth conveying line 140, the guide rod 132 is at a first angle, the casing 10 passes between the two guide rods 132 and moves on the fourth conveying line 140 under the guidance of the two guide rods 132, the guide rod 132 is at a second angle, the casing 10 passes between the two guide rods 132 and transfers on the fourth conveying line 140 to the corresponding first conveying line 110 under the guidance of the two guide rods 132, or the rotation of the guide rod 132 at the first angle to the second angle can push the casing 10 from the fourth conveying line 140 onto the corresponding first conveying line 110, which is stable and reliable.

In a possible embodiment, as shown in fig. 10, one of the first conveying lines 110 is opposite to the discharge end of the fourth conveying line 140, and the feeding transfer mechanism 130 may not be disposed at the first conveying line 110, so that the housing 10 may be directly transferred to the first conveying line 110 from the discharge end of the fourth conveying line 140, thereby simplifying the overall structure of the circuit breaker production line.

In a possible embodiment, one first spiral conveying line 210 corresponds to at least one fourth conveying line 140. For example, in order to facilitate the layout of the second station, the conveying distance of the fourth conveying line 140 is prevented from being excessively long, as shown in fig. 2 and 10, one first spiral conveying line 210 corresponds to a plurality of fourth conveying lines 140, the translational discharging section 213 and the plurality of fourth conveying lines 140 are sequentially arranged, the fourth conveying line 140 corresponds to at least one first conveying line 110, it is understood that, in the conveying direction of the casing 10, two adjacent fourth conveying lines 140, the casing 10 may be transferred onto the following fourth conveying line 140 from the discharging end of the preceding fourth conveying line 140, and the casing 10 on the fourth conveying line 140 may be transferred onto the corresponding first conveying line 110, so as to facilitate the feeding of the casing 10. In this embodiment, along the conveying direction of the casing 10, the discharging end of the fourth conveying line 140 located at the end is opposite to one of the first conveying lines 110, and the feeding transfer mechanism 130 may not be provided at the first conveying line 110, so as to simplify the overall structure of the circuit breaker production line.

In this embodiment, a first position sensor (not shown) is disposed on the first conveying line 110, the breaker production line further includes a controller (not shown), both the first position sensor and the feeding transfer mechanism 130 are electrically connected with the controller, wherein the controller is configured to receive information that the first position sensor detects that the first conveying line 110 lacks the casing 10, and control the corresponding feeding transfer mechanism 130 to transfer the casing 10 from the first spiral conveying line 210 or the fourth conveying line 140 to the first conveying line 110, so as to realize automatic replenishment of the casing 10, and to be stable and reliable, and effectively prevent occurrence of production shutdown of the assembly device 120.

In this embodiment, referring to fig. 2, M is greater than or equal to 2, N first conveying lines 110 and N feeding transfer mechanisms 130 form M conveying systems, each conveying system includes at least one first conveying line 110 and at least one feeding transfer mechanism 130, and the first spiral conveying lines 210 are disposed in one-to-one correspondence with the conveying systems, wherein the feeding transfer mechanisms 130 are configured to transfer the shells 10 from the corresponding first spiral conveying lines 210 to the corresponding first conveying lines 110. In this embodiment, by the arrangement of at least two first spiral conveying lines 210 and at least two conveying systems, the production efficiency is improved, and the occurrence of insufficient supply of the housing 10 is effectively prevented.

In one possible embodiment, the second conveying line 310 is disposed in one-to-one correspondence with the first screw conveying line 210, and the second conveying line 310 may be disposed in correspondence with the at least one injection molding apparatus 350 to satisfy the feeding requirement of the housing 10.

In this embodiment, as shown in fig. 2, the second station is further provided with a feeding conveying line 150 and at least two feeding transfer mechanisms 160, the feeding transfer mechanisms 160 are disposed in one-to-one correspondence with the first spiral conveying lines 210, and the feeding transfer mechanisms 160 are disposed between the feeding conveying lines 150 and the corresponding first spiral conveying lines 210, wherein the feeding transfer mechanisms 160 are used for transferring the shells 10 from the corresponding first spiral conveying lines 210 to the feeding conveying lines 150 or transferring the shells 10 from the feeding conveying lines 150 to the corresponding first spiral conveying lines 210. In this embodiment, when one of the first spiral conveying lines 210 lacks a casing 10, the casing 10 is transferred to the feeding conveying line 150 by the feeding transfer mechanism 160 corresponding to at least one of the remaining first spiral conveying lines 210, the casing 10 is transferred to the first spiral conveying line 210 lacking the casing 10 by the feeding conveying line 150, and the feeding transfer mechanism 160 transfers the casing 10 from the feeding conveying line 150 to the first spiral conveying line 210 lacking the casing 10, that is, the first spiral conveying lines 210 can mutually supplement the casing 10 through the feeding conveying line 150, so that the occurrence of the shortage of the casing 10 is effectively prevented.

In this embodiment, the feeding transfer mechanism 160 has the same structure as the feeding transfer mechanism 130, and the present application will not be repeated.

Illustratively, when the conveyor system further includes a fourth conveyor line 140, the feed transfer mechanism 160 is disposed between the feed conveyor line 150 and the corresponding fourth conveyor line 140. The feeding transfer mechanism 160 is used for transferring the shell 10 from the fourth conveying line 140 to the feeding conveying line 150, or transferring the shell 10 from the feeding conveying line 150 to the fourth conveying line 140.

In some embodiments, the feed conveyor line 150 is provided with one, and the feed conveyor line 150 may be provided as an endless conveyor line.

In other embodiments, as shown in fig. 11, the feeding conveyor line 150 includes a first feeding conveyor line 151 and a second feeding conveyor line 152, and a first feeding conveyor line 151 and a second feeding conveyor line 152 are disposed between two adjacent conveyor systems, and an internal line transfer mechanism 153 is disposed between the first feeding conveyor line 151 and the second feeding conveyor line 152. Illustratively, taking the case that the conveying system includes the fourth conveying line 140, the feeding end of the first feeding conveying line 151 and the discharging end of the second feeding conveying line 152 are disposed opposite to the fourth conveying line 140 of the first one of the two conveying systems, and all the first conveying lines 110 of the first one of the two conveying systems are disposed between the feeding end of the first feeding conveying line 151 and the discharging end of the second feeding conveying line 152 along the conveying direction of the fourth conveying line 140, and the first feeding conveying line 151 is disposed between the second feeding conveying line 152 and the fourth conveying line 140 of the second one of the two conveying systems. For example, when the casing 10 is absent from the fourth conveyor line 140 of the second one of the two conveyor systems, the casing 10 may be transferred from the blanking end of the fourth conveyor line 140 of the first one of the two conveyor systems onto the first feed conveyor line 151, and the casing 10 on the first feed conveyor line 151 is transferred onto the fourth conveyor line 140 of the second one of the two conveyor systems by the corresponding feed transfer mechanism 160. Illustratively, when the jacket 10 is absent from the fourth conveyor line 140 of the first of the two conveyor systems, the jacket 10 on the fourth conveyor line 140 of the second of the two conveyor systems is transferred to the first feed conveyor line 151 by the corresponding feed transfer mechanism 160, the jacket 10 on the first feed conveyor line 151 is transferred to the second feed conveyor line 152 by the internal line transfer mechanism 153, and the jacket 10 on the second feed conveyor line 152 is transferred to the fourth conveyor line 140 of the first of the two conveyor systems by the corresponding feed transfer mechanism 160.

In this embodiment, the inner wire transferring mechanism 153 has the same structure as the feeding transferring mechanism 130, and the present application will not be repeated.

In this embodiment, a second position sensor (not shown) is disposed on the first spiral conveying line 210, and the second position sensor and the feeding transfer mechanism 160 are electrically connected to the controller. The controller is further configured to receive information that the second position sensor detects that the first spiral conveying line 210 lacks the casing 10, and control the corresponding feeding transfer mechanism 160 to transfer the casing 10 from the feeding conveying line 150 to the first spiral conveying line 210 or the fourth conveying line 140. In some embodiments, before the feeding transfer mechanism 160 is controlled to transfer the shells 10 from the feeding transfer line 150 to the first spiral transfer line 210 or the fourth transfer line 140, the shells 10 may be transferred to the feeding transfer line 150 by at least one of the remaining feeding transfer mechanisms 160, so as to automatically complete the mutual replenishment of the shells 10 between the first spiral transfer lines 210, which is stable and reliable, and effectively prevents the occurrence of the production stoppage of the assembly device 120.

In this embodiment, the breaker production line further includes a third station, the third station and the second station are arranged at intervals along a vertical direction, P second spiral conveying lines (not shown) are arranged between the second station and the third station, wherein P is greater than or equal to 1, N heat system conveying lines (not shown) are further arranged at the second station and are in one-to-one correspondence with the assembly devices 120, the second spiral conveying lines are used for conveying the heat system at the third station to at least one heat system conveying line, and the heat system conveying lines are used for conveying the shell 10 to the corresponding assembly devices 120 so as to realize automatic feeding of the heat system to the plurality of assembly devices 120, effectively prevent the occurrence of insufficient feeding of the heat system, and improve the production efficiency.

For example, when P is greater than or equal to 2, the second spiral conveying lines may be fed with each other, and the specific feeding manner is the same as that between the first spiral conveying lines 210, which is not described in detail herein.

Illustratively, the thermal system may be assembled in a first carrier (not shown), where the first carrier is used as a carrier for conveying the thermal system on the second spiral conveying line and the thermal system conveying line, so that the problem that flexible parts in the thermal system are difficult to convey regularly can be effectively solved, and the thermal system is stable and reliable. And the heat system is concentrated in the first carrier, so that the assembly equipment 120 is convenient to grasp, the assembly interference is effectively prevented, and the purpose of automatically assembling the circuit breaker by the assembly equipment 120 is realized.

Specifically, a first integrated punching and welding device (not shown) is arranged at the third station, and the first integrated punching and welding device is used for assembling the thermal system, and the assembled thermal system is placed in the first carrier and then transferred to the second spiral conveying line. The application of the first punching and welding integrated equipment enables the cutting and welding processes of the components forming the thermal system to be controllable and manageable, effectively ensures the dimensional accuracy of the thermal system, and solves the difficult problem that the automatic assembly of the circuit breaker is difficult to adapt due to dimensional difference.

Illustratively, the circuit breaker manufacturing line may further include a thermal system detection device (not shown) for detecting whether the thermal system in the first carrier is missing, or is misplaced to reject defective products. The thermal system detection device can be arranged at the second station or the third station, and the application is not limited. Wherein, the thermal system detection device can be a CCD detection module.

In this embodiment, the breaker production line further includes a fourth station, the fourth station and the second station are disposed at intervals along a vertical direction, Q third spiral conveying lines (not shown) are disposed between the second station and the fourth station, where Q is greater than or equal to 1, N magnetic system conveying lines (not shown) are further disposed at the second station, the magnetic system conveying lines are disposed in one-to-one correspondence with the assembly devices 120, the third spiral conveying lines are used for conveying the magnetic system at the fourth station to at least one magnetic system conveying line, and the magnetic system conveying lines are used for conveying the housing 10 to the corresponding assembly devices 120, so as to realize automatic feeding of the magnetic system to the plurality of assembly devices 120, effectively prevent the occurrence of insufficient feeding of the magnetic system, and improve production efficiency.

For example, when Q is greater than or equal to 2, the third spiral conveying lines may be fed with each other, and the specific feeding manner is the same as that between the first spiral conveying lines 210, which is not described in detail herein.

Illustratively, the magnetic system may be assembled in a second carrier (not shown), where the second carrier is used as a carrier for conveying the magnetic system on the third spiral conveying line and the magnetic system conveying line, so that the problem that flexible parts in the magnetic system are difficult to convey regularly can be effectively solved, and the magnetic system is stable and reliable. And the magnetic system is concentrated in the second carrier, so that the assembly equipment 120 is convenient to grasp, the assembly interference is effectively prevented, and the purpose of automatically assembling the circuit breaker by the assembly equipment 120 is realized.

Specifically, a second integrated punching and welding device (not shown) is arranged at the fourth station, and the second integrated punching and welding device is used for assembling the magnetic system, and the assembled magnetic system is placed in the second carrier and then transferred onto the third spiral conveying line. The application of the second punching and welding integrated equipment enables the cutting and welding processes of the components forming the magnetic system to be controllable and manageable, effectively ensures the dimensional accuracy of the magnetic system, and solves the difficult problem that the automatic assembly of the circuit breaker is difficult to adapt due to dimensional difference.

Illustratively, the circuit breaker manufacturing line may further include a magnetic system detection device (not shown) for detecting whether the magnetic system in the second carrier is missing or misplaced to reject defective products. The magnetic system detection device can be arranged at the second station or the fourth station, and the application is not limited. Wherein, the magnetic system detection device can be a CCD detection module.

In this embodiment, the third station and the fourth station may be disposed within a third shop, and the third shop may be located below the second shop.

In the present embodiment, the assembling apparatus 120 includes a first assembling device (not shown) and a second assembling device (not shown). Wherein the first assembling device is used for assembling the thermal system in the bottom shell 11, and the second assembling device is used for assembling the magnetic system in the bottom shell 11.

Specifically, the first assembling device comprises a wire arranging unit and a first detecting unit, the wire arranging unit is used for adjusting the shape through clamping and pulling of a flexible piece in the thermal system in the first carrier, so that the thermal system is suitable for being grabbed by the first assembling device and being installed in the bottom shell 11 to prevent assembling interference, and the first detecting unit is used for detecting whether the thermal system has problems of neglected loading, dislocation, deformation, position interference and the like relative to the bottom shell 11. The wire arranging unit is designed in a fitting mode according to the shape characteristics of the flexible piece, so that quick and accurate geographical wires can be realized. The first detection unit may be a Charge Coupled Device (CCD) detection module.

In one possible embodiment, the first assembling means includes a thermal system assembling unit for assembling the thermal system in the bottom case 11 and an operating mechanism assembling unit for assembling the operating mechanism in the bottom case 11.

Specifically, the second assembling device comprises a magnetic system assembling unit, an arc extinguishing system assembling unit and a double Jin Yudiao unit, wherein the magnetic system assembling unit is used for assembling the magnetic system in the bottom shell 11, the arc extinguishing system assembling unit is used for assembling the arc extinguishing system in the bottom shell 11, the double-gold pre-adjusting unit is used for assembling the adjusting screw and the nut in the bottom shell 11, the double-gold pre-adjusting unit controls the adjusting screw to touch the double-gold to a calibration position in a pulse mode under the setting of limiting the pre-adjusting number of turns in the pre-adjusting process, and the screw ultra-ring, the clamping stagnation, the slipping wire or the early jump defect are removed.

In this embodiment, the assembly device 120 further includes a third assembly device (not shown), which can assemble the handle mechanism in the bottom shell 11 and the upper cover 12 on the bottom shell 11, and the third assembly device can automatically detect the opening, over travel, trip force, etc. of the circuit breaker.

Specifically, the third assembling device includes a second detecting unit through which the erroneous mounting, the missing mounting, the misalignment, the scratch can be inspected before the upper cover 12 is closed with the bottom case 11. Wherein the closing gap is not more than 0.3mm. The second detecting unit may be a CCD detecting module.

Specifically, the third assembling device comprises an automatic over-travel testing unit, the automatic over-travel testing unit takes a servo motor as a handle for driving and rotating the circuit breaker, and the rotation angle value, namely the over-travel origin, is recorded at the on time of the moving contact of the circuit breaker. In the process of rotating the handle, when the torque peak value is detected, the rotation of the handle is stopped, and the rotation angle of the torque peak value is recorded. And the over-travel value of the circuit breaker is converted through the conduction angle value and the torsion peak angle value, so that compared with manual test, the detection result is more accurate and reliable, the over-travel on-line full detection is realized, and the test process is automatic and dataized. And the large-scale and high-reliability production of the circuit breaker is realized. The method comprises the steps of taking an over travel of more than or equal to 1.2mm, an error of not more than 0.1mm, rejection failure and a closing angle of more than 91 degrees, a tripping force measuring range of 0.2N-4N, and adopting shaft moment arm equivalent conversion to judge that the tripping force is less than or equal to 0.8N, wherein the error is not more than 0.05N as a test standard.

In this embodiment, the assembling apparatus 120 further includes a multi-stage assembling device (not shown) capable of assembling the handles of the plurality of circuit breakers that are assembled.

In this embodiment, the assembly apparatus 120 further includes a code spraying device (not shown) to spray code the components of the circuit breaker, such as the shaft, the positioning member, the linkage member, and so on. Specifically, the code spraying device comprises a third detection unit, and the third detection unit can be used for detecting the error installation, missing installation, poor code spraying and the like. The third detecting unit may be a CCD detecting module.

In this embodiment, the assembly apparatus 120 further includes a rivet penetration and riveting device (not shown) for penetrating rivets and riveting rivets of single-stage or multi-stage circuit breakers. Specifically, the rivet penetrating riveting device comprises a fourth detection unit, and the riveting defective products can be removed through the fourth detection unit. The fourth detecting unit may be a CCD detecting module.

In this embodiment, the assembling of the multi-stage circuit breaker can be completed by controlling the multi-stage assembling device and the rivet through device.

In this embodiment, the assembling apparatus 120 further includes an automatic pad printing device (not shown) for printing identification information, such as a two-dimensional code, a front identification, etc., on the side of the circuit breaker where the assembling is completed. Specifically, the automatic pad printing device comprises a fifth detection unit, and the defective pad printing product can be removed through the fifth detection unit. The fifth detecting unit may be a CCD detecting module.

In this embodiment, the assembly device 120 further includes an automatic delay checking device (not shown), which performs an automatic delay test on the assembled single-stage or multi-stage circuit breaker, and eliminates defective products such as sliding buckles, poor contact, no power on, no action, and ultra-long action time.

The automatic delay verification device adopts high-power current thermal equivalent overload verification delay protection characteristics In the test, the time is set to be 2s-4s, the program-controlled current source outputs constant current of 2In-5In, the automatic delay verification device can automatically switch single-stage or multi-stage detection modes, automatically debug the adjusting screw, effectively improve the test efficiency, and realize automatic and datamation on-line full detection of delay.

The automatic delay verification device comprises a code scanner, the code scanner reads the identification information of the circuit breaker, the delay test result is automatically bound to the identification information, and the automatic delay verification device can automatically isolate and cool the defective products after cooling and recheck the defective products.

In this embodiment, the assembling apparatus 120 further includes a finished product parameter detecting device (not shown) for detecting finished product parameters such as instantaneous characteristics, voltage withstanding characteristics, mechanical operation characteristics, etc. of the assembled single-stage or multi-stage circuit breaker, and rejecting defective products. And the finished product parameter detection device can automatically switch single-stage or multi-stage detection modes.

In an exemplary transient characteristic test, the finished product parameter detection device adopts high-low power current thermal equivalent to verify the short circuit transient protection characteristic, the time is set to be within 1 second, and the program-controlled current source outputs constant current of 2In-5In.

For example, in the voltage-withstanding characteristic test, the voltage source of the finished product parameter detection device is 0-5000V, and the voltage source can be adjusted constantly. Wherein, the leakage current value at 1500V and withstand voltage time of 1.0 second is not more than 100mA as a test standard.

Illustratively, during mechanical operation verification, the finished product parameter detection device detects problems of sliding buckles, slow reset, clamping stagnation and the like of the single-stage or multi-stage circuit breaker which is assembled.

In this embodiment, the assembling apparatus 120 further includes a stopper assembling device (not shown), and the stopper assembling device can assemble the stopper on the circuit breaker and detect the stopper, so as to remove defective products.

In this embodiment, the assembly device 120 further includes a plugging device (not shown), which can paste or press the plug onto the circuit breaker for detection, and reject defective products.

In this embodiment, the assembling apparatus 120 may automatically classify according to the bad characteristics of the circuit breaker.

In this embodiment, the assembling apparatus 120 further includes a packaging device (not shown), and the packaging device can cover, encapsulate, boxing, pack, label, stack and detect the circuit breaker, and reject defective products. The label can be understood as being attached to the packaging bag, the packaging box and the packaging box, and is bound through the information of 'three-code-in-one', so that the information of the circuit breaker in the circulation process is traced back and anti-counterfeiting conveniently.

The embodiment also provides a production method of the circuit breaker, which specifically comprises the following steps:

S100, the shell 10 is molded at a first station, and the first spiral conveying line 210 is controlled to convey the molded shell 10 to one of the first conveying lines 110.

S200, assembling the thermal system in the first carrier at the third station, and controlling the second spiral conveying line to convey the first carrier with the thermal system to one of the thermal system conveying lines.

S300, assembling the magnetic system in the second carrier at a fourth station, and controlling the third spiral conveying line to convey the third carrier provided with the magnetic system to one of the magnetic system conveying lines.

In this embodiment, the steps S100, S200, and S300 are partially sequenced.

S400, controlling the assembling device 120 to assemble the circuit breaker.

Specifically, S400 includes the steps of:

S410, detaching the bottom shell 11 and the upper cover 12;

s420, assembling the operating mechanism and the thermal system in the bottom shell 11.

And S430, assembling the magnetic system, the arc extinguishing system and the adjusting screw and the nut in the bottom shell 11.

S440, assembling the handle mechanism in the bottom shell 11, and assembling the upper cover 12 on the bottom shell 11.

And S500, controlling the assembling equipment 120 to print identification information on the side face of the circuit breaker.

Between step S400 and step S500, the method may further include the steps of assembling a plurality of assembled circuit breakers together and code-spraying a plurality of components of the circuit breakers.

And S600, controlling the assembly equipment 120 to perform automatic delay test on the circuit breaker.

And S700, controlling the assembly equipment 120 to detect finished product parameters of the circuit breaker.

S800, controlling the assembling apparatus 120 to assemble the stopper on the circuit breaker.

And S900, controlling the assembly equipment 120 to paste or press the plug on the circuit breaker.

And step S1000, controlling the assembly equipment 120 to sleeve, package, boxing, encase, label and stack the circuit breaker.

In this embodiment, in step S100 to step S1000, defective products may be removed by detection.

For specific implementation of each device in the above steps, reference may be made to the foregoing related description, which is not repeated here.

In one possible embodiment, the method of production may be performed by a controller. The controller may include, for example, but is not limited to, a programmable logic controller (Programmable Logic Controller, PLC).

It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the invention. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.

Claims

1. The circuit breaker production line comprises a shell (10), a thermal system and a magnetic system, and is characterized by comprising a first station and a second station which are arranged at intervals along the vertical direction;

the first station is provided with injection molding equipment (350), the second station is provided with N first conveying lines (110) and N assembling equipment (120), the N first conveying lines (110) are arranged in one-to-one correspondence with the N assembling equipment (120), and M first spiral conveying lines (210) are arranged between the first station and the second station, wherein N is an integer greater than 1, and M is an integer greater than or equal to 1;

-the injection moulding device (350) is used for injection moulding the housing (10);

-said first helical conveying line (210) is for conveying said casing (10) to at least one of said first conveying lines (110);

-the first conveying line (110) is for conveying the shells (10) to a corresponding assembly device (120);

The assembly device (120) is used for assembling the thermal system and the magnetic system within the housing (10).

2. The circuit breaker production line of claim 1 wherein a second conveyor line (310) and a steering mechanism (320) disposed between the second conveyor line (310) and the first spiral conveyor line (210) are also provided at the first station;

Wherein the injection moulding device (350) is further adapted to transfer the injection moulded casing (10) onto the second conveying line (310);

The steering mechanism (320) is capable of rotating and transferring the housing (10) on the second conveyor line (310) onto the first spiral conveyor line (210).

3. The circuit breaker production line of claim 2 wherein the steering mechanism (320) comprises:

a steering bracket (321);

The rotary table (322) is rotationally connected with the steering support (321), a plurality of positioning grooves (3221) are formed in the rotary table (322) at intervals along the circumferential direction, and the second conveying line (310) can convey the shell (10) into the positioning grooves (3221);

And the driving assembly (323) is used for driving the turntable (322) to drive the shell (10) to rotate and transfer onto the first spiral conveying line (210).

4. A circuit breaker production line according to claim 3, characterized in that the steering bracket (321) is provided with a guide block (324), a guide channel (3241) is formed between the guide block (324) and the turntable (322), the turntable (322) can drive the housing (10) to pass through the guide channel (3241), and the guide channel (3241) can guide the housing (10) to rotate.

5. The circuit breaker production line of claim 2, wherein the first spiral conveyor line (210) is provided with a dump block (330), the dump block (330) being capable of pushing the housing (10) to roll over onto the first spiral conveyor line (210).

6. The circuit breaker production line of claim 1, wherein N feeding transfer mechanisms (130) are further arranged at the second station, and the N first conveying lines (110) and the N feeding transfer mechanisms (130) are arranged in one-to-one correspondence;

the feeding transfer mechanism (130) is used for transferring the shell (10) from the first spiral conveying line (210) to the corresponding first conveying line (110).

7. The circuit breaker production line of claim 6 wherein the feed transfer mechanism (130) comprises:

A loading transfer stand (131);

The two guide rods (132) are arranged in parallel, and one end of each guide rod (132) is hinged with the corresponding feeding transfer bracket (131);

The two ends of the transmission connecting rod (133) are hinged with the two guide rods (132) in a one-to-one correspondence manner;

The feeding transfer driving piece (134) is arranged on the feeding transfer bracket (131) and is connected with one of the two guide rods (132);

Wherein the feeding transfer driving piece (134) is used for driving the guide rod (132) to rotate between a first angle and a second angle;

at said first angle, two of said guide bars (132) may guide the conveying of said casing (10) on said first helical conveying line (210);

at the second angle, the two guide rods (132) can guide the shell (10) to be conveyed onto the corresponding first conveying line (110) on the first spiral conveying line (210), or the guide rods (132) can be rotated to the second angle on the first angle to push the shell (10) onto the corresponding first conveying line (110) from the first spiral conveying line (210).

8. The circuit breaker production line according to claim 1, wherein M is greater than or equal to 2, N feeding transfer mechanisms (130) are further arranged at the second station, N first conveying lines (110) and N feeding transfer mechanisms (130) form M conveying systems, the conveying systems comprise at least one first conveying line (110) and at least one feeding transfer mechanism (130), the first spiral conveying lines (210) are arranged in one-to-one correspondence with the conveying systems, and the first conveying lines (110) and the feeding transfer mechanisms (130) are arranged in one-to-one correspondence;

The feeding transfer mechanism (130) is used for transferring the shell (10) onto the corresponding first conveying line (110) from the corresponding first spiral conveying line (210).

9. The circuit breaker production line of claim 8, wherein a feed conveyor line (150) and at least two feed transfer mechanisms (160) are further provided at the second station, the feed transfer mechanisms (160) are arranged in one-to-one correspondence with the first spiral conveyor lines (210), and the feed transfer mechanisms (160) are arranged between the feed conveyor lines (150) and the corresponding first spiral conveyor lines (210);

The feeding transfer mechanism (160) is used for transferring the shell (10) onto the feeding conveying line (150) from a corresponding first spiral conveying line (210) or transferring the shell (10) onto the corresponding first spiral conveying line (210) from the feeding conveying line (150).

10. The circuit breaker production line of claim 9 wherein a first position sensor is provided on the first conveyor line (110), a second position sensor is provided on the first spiral conveyor line (210), the circuit breaker production line further comprising a controller, the first position sensor, the second position sensor, the feed transfer mechanism (130) and the feed transfer mechanism (160) each being electrically connected to the controller;

The controller is used for receiving the information that the first position sensor detects that the first conveying line (110) lacks the shell (10) and controlling a corresponding feeding transfer mechanism (130) to transfer the shell (10) from the first spiral conveying line (210) to the first conveying line (110);

The controller is further configured to receive information that the second position sensor detects that the first spiral conveying line (210) lacks the casing (10), and control a corresponding feed transfer mechanism (160) to transfer the casing (10) from the feed conveying line (150) to the first spiral conveying line (210).

11. The circuit breaker manufacturing line of claim 1, the circuit breaker production line is characterized by further comprising:

The device comprises a first station, a second station, a third station and at least one heat system conveying line, wherein the first station and the second station are arranged at intervals along the vertical direction, P second spiral conveying lines are arranged between the second station and the third station, P is larger than or equal to 1, N heat system conveying lines are also arranged at the second station and are in one-to-one correspondence with the assembly equipment (120), the second spiral conveying lines are used for conveying the heat system at the third station to at least one heat system conveying line, and the heat system conveying lines are used for conveying the shell (10) to the corresponding assembly equipment (120);

And/or a fourth station, wherein the fourth station and the second station are arranged at intervals along the vertical direction, Q third spiral conveying lines are arranged between the second station and the fourth station, Q is greater than or equal to 1, N magnetic system conveying lines are further arranged at the second station and are arranged in one-to-one correspondence with the assembly equipment (120), the third spiral conveying lines are used for conveying the magnetic systems at the fourth station to at least one magnetic system conveying line, and the magnetic system conveying lines are used for conveying the shells (10) to the corresponding assembly equipment (120).