CN101944446B - Automatic assembly welding forming system of circuit breaker for vehicle - Google Patents

Abstract

Automatic assembly and welding forming system for automotive circuit breakers. It involves an automatic assembly welding forming system, which solves the problems of low precision, complicated procedures, high cost, high scrap rate, low efficiency and stable process in the process of welding metal sheets and bases and torsion forming in the manufacture of existing automotive circuit breakers. Disadvantages of poor sex. In the circumferential direction of the upper surface of the electronic indexing plate, there are eight positions for fixing workpieces evenly distributed, with the electronic indexing plate as the center, and each position has a corresponding station outside it; when the electronic indexing plate rotates by itself During the course of one week, the position of any fixed workpiece on the electronic indexing plate can correspond to each station respectively; base feeding unit, rivet riveting unit, static contact welding unit, metal sheet welding unit, twist The angle unit and the handling and sorting manipulator are located at the first, third, fourth, fifth, sixth and seventh stations in turn; the processing efficiency and processing yield are significantly improved, and a lot of manpower is saved.

Description

Automobile circuit breaker automatic assembly welding forming system

technical field

The invention relates to an automatic assembly, welding and forming system, in particular to an automatic assembly, welding and forming system used in the manufacture of automotive circuit breakers.

Background technique

The manufacturing process of the existing vehicle circuit breaker is cumbersome, and there are many manual operations, so it is difficult to guarantee the consistency of the product. Manual operation is difficult to avoid waste products due to human factors. Moreover, in the existing manufacturing process, there is still a situation that each process equipment is independent in the cumbersome process. In this case, each equipment needs to be controlled separately, and cannot cooperate with each other, and the reject rate of the produced products is also high. Moreover, each independent device requires a separate site and personnel, which leads to a large production site and high labor costs (12 people for a single line). The above two conditions often lead to the problem of high unit cost. To sum up, the manufacturing process of the existing automotive circuit breaker has the disadvantages of low precision, complicated procedures, high cost, high scrap rate, low efficiency and poor process stability in the processes of welding the metal sheet and the base and torsion forming.

Contents of the invention

In order to solve the shortcomings of low precision, complicated procedures, high cost, high scrap rate, low efficiency and poor process stability in the process of metal sheet and base welding and torsion forming in the current manufacturing of circuit breakers for vehicles, the present invention proposes The utility model relates to an automatic assembly welding forming system of a circuit breaker for a vehicle.

The invention includes a base feeding unit, a rivet riveting unit, a static contact welding unit, a metal sheet welding unit, a torsion angle unit, an electronic indexing plate and a handling and sorting manipulator;

In the circumferential direction of the upper surface of the electronic indexing plate, there are eight positions of fixed workpieces evenly distributed, with the electronic indexing plate as the center, each position of fixed workpieces is correspondingly provided with a station outside the electronic indexing plate, There are a total of eight stations; during the rotation of the electronic indexing plate itself, the position of any fixed workpiece on the electronic indexing plate can correspond to each station respectively;

The first station is equipped with a base feeding unit; the base feeding unit includes a base supply vibration plate and an absorber; the base supply vibration plate outlet and the position of the fixed workpiece of the electronic index plate corresponding to its position are located in the adsorption Within the working range of the device, the absorber is used to move the base in the discharge port of the base supply vibration plate and place it on the position of the fixed workpiece corresponding to the station in the electronic indexing table;

The third station is provided with a rivet riveting unit; the rivet riveting unit includes a rivet vibrating plate, a rivet feeding manipulator and a rivet welding machine; wherein the rivet feeding manipulator is used to move the rivets in the discharge port of the rivet vibrating plate and place them on the On the rivet welding spot of the base on the position of the fixed workpiece of the electronic index plate corresponding to the station, a rivet welding machine is used to weld the rivet to the rivet welding spot of the base;

The fourth station is equipped with a static contact welding unit, which includes a static contact vibrating plate, a static contact feeding manipulator and a static contact welding machine; the static contact feeding manipulator is used to connect the static contact The static contact in the discharge port of the vibrating plate moves and is placed on the static contact spot of the base on the position of the fixed workpiece of the electronic index plate corresponding to the station. The static contact welding machine is used to The static contact is welded on the static contact spot of the base;

The fifth station is equipped with a metal sheet welding unit, which includes a metal sheet vibration plate, a metal sheet feeding manipulator and a metal sheet welding machine; The metal sheet moves and is placed on the metal sheet welding point of the base on the position of the fixed workpiece of the electronic index plate corresponding to the station, and the metal sheet welding machine is used to weld the metal sheet on the base on metal sheet solder joints;

The sixth station is provided with a twist angle unit, which is used to twist the base metal sheet at the position of the fixed workpiece of the electronic index plate corresponding to the station to a set angle;

The seventh station is provided with a transfer and sorting manipulator, which is used to move out the base corresponding to the position of the electronic indexing table where the workpiece is fixed.

Advantages and effects: The processing efficiency and processing yield are obviously improved, and a lot of manpower is saved. Effect: The daily output can reach at least 2,000 pieces with one person operating a special machine, and the finished product rate is more than 90%, which is about 5 times that of manual processing compared with the same period of last year. In the present invention, the feeding unit of the base is automatically supplied to the station, and after the rotation of the turntable, it reaches the rivet riveting unit. After the rivet is automatically riveted, it enters the static contact welding unit. After the static contact welding, it enters the metal sheet welding unit. Turn to the twist angle unit, automatically apply torque, twist to set the angle, and complete the pick-up by the manipulator. The whole process is completely automated and coordinated. And its efficiency is high, the system automatically controls each step of operation, the processing time of a single piece is about 40 seconds, the daily production capacity of a single shift is 720 pieces, and the annual production capacity can reach up to 700,000 pieces. Each process step adopts PLC automatic control, real-time monitoring of production status, fault alarm, faulty parts isolation, and the qualified rate of finished products is as high as 99%. The entire automated production line only needs 4 people to complete the product production, and the labor cost is extremely low.

Description of drawings

Fig. 1 is a structural schematic diagram of the present invention.

Detailed ways

Specific Embodiment 1: This embodiment is described in conjunction with FIG. 1. This embodiment includes a base feeding unit 1, a rivet riveting unit 2, a static contact welding unit 3, a metal sheet welding unit 4, a twist angle unit 5, and an electronic indexing plate 6 and handling and sorting manipulator 7;

On the circumferential direction of the upper surface of the electronic indexing plate 6, there are eight positions of fixed workpieces evenly distributed, with the electronic indexing plate 6 as the center, the position of each fixed workpiece is correspondingly provided with one on the outside of the electronic indexing plate 6 There are eight stations in total; during the rotation of the electronic indexing plate 6 itself, the position of any fixed workpiece on the electronic indexing plate 6 can correspond to each station respectively;

The first station is provided with a base feeding unit 1; the base feeding unit 1 includes a base supply vibrating plate 11 and an absorber 12; the base supplies the outlet of the vibrating plate 11 and the fixed processing of the electronic index plate 6 corresponding to its position The positions of the parts are all located within the working range of the absorber 12. The absorber 12 is used to move the base in the discharge port of the base supply vibrating plate 11 and place it on the fixed workpiece corresponding to the station in the electronic indexing plate 6. in the position;

The third station is provided with a rivet riveting unit 2; the rivet riveting unit 2 includes a rivet vibrating plate 21, a rivet feeding manipulator and a rivet welding machine 22; Move and place on the rivet welding spot of the base on the position of the fixed workpiece of the electronic index plate 6 corresponding to the station, the rivet welding machine 22 is used to weld the rivet on the rivet welding spot of the base superior;

The 4th station is provided with static contact welding unit 3, and static contact welding unit 3 comprises static contact vibration plate 31, static contact feeding manipulator and static contact welding machine 32; Wherein static contact feeding manipulator, uses Move the static contact in the discharge port of the static contact vibration plate 31 and be placed on the static contact solder joint of the base on the position of the fixed workpiece of the electronic index plate 6 corresponding to this station, the static contact The spot welding machine 32 is used to weld the static contact on the static contact spot of the base;

A sheet metal welding unit 4 is provided on the fifth station, and the sheet metal welding unit 4 includes a sheet metal vibrating plate 41, a sheet metal feeding manipulator and a sheet metal welding machine 42; wherein the sheet metal feeding manipulator is used to vibrate the sheet metal The metal sheet in the discharge port of 41 moves and is placed on the metal sheet welding point of the base on the position of the fixed workpiece of the electronic indexing plate 6 corresponding to the station, and the metal sheet welding machine 42 is used to weld the metal The sheet is welded on the metal sheet welding spot of the base;

The sixth station is provided with a twist angle unit 5, and the twist angle unit 5 is used to twist the base metal sheet on the position of the fixed workpiece of the electronic index plate 6 corresponding to the station to a set angle;

The seventh station is provided with a transporting and sorting manipulator 7, which is used to remove the base corresponding to the position of the electronic index plate 6 on the fixed workpiece.

Specific embodiment 2: This embodiment is described in conjunction with FIG. 1. The difference between this embodiment and specific embodiment 1 is that it also includes a base detection unit 8. The base detection unit 8 is arranged on the second station. The base detection unit 8 is a photosensitive The sensor is used to detect whether there is a base at the position of the fixed workpiece corresponding to the second station on the electronic indexing plate 6 . Other compositions and connection methods are the same as those in Embodiment 1.

Specific embodiment three: This embodiment is described in conjunction with FIG. 1. The difference between this embodiment and specific embodiment one is that it also includes a component detection unit 9, which is arranged on the eighth station. The component detection unit 9 is a photosensitive The sensor is used to detect whether there is a base on the position of the fixed workpiece corresponding to the eight stations on the electronic indexing plate 6 . Other compositions and connection methods are the same as those in Embodiment 1.

The content of the present invention is not limited to the content of the above-mentioned embodiments, and a combination of one or several specific embodiments can also achieve the purpose of the invention.

The working process of the memory metal sheet automatic welding forming system of the vehicle circuit breaker of the present invention:

Put the base into the base supply vibrating plate 11, send the base to the discharge port through the vibration of the base supply vibrating plate 11, and then use the adsorber 12 to absorb the base of the discharge port and send it to the fixed workpiece of the electronic indexing plate 6 In terms of position, after the electronic indexing plate 6 rotates 45°, the base enters the second station and is inspected by the base detection unit 8; after the electronic indexing plate 6 rotates 45°, the base enters the third station. Riveting unit 2 installs rivets ; The electronic indexing plate 6 is turned 45° and then enters the base into the fourth station static contact welding unit 3 to weld the static contact; the electronic indexing plate 6 is turned 45° and then enters the base into the fifth station metal sheet welding unit 4. Weld the metal sheet; turn the electronic indexing plate 6 for another 45°, then enter the base into the sixth station torsion angle unit 5, and twist the insert installed on the above assembly by an angle; finally, the electronic indexing plate 6 is turned for another 45° Then remove the workpiece.

Claims (3)

1. circuit breaker for vehicle is assembled automatically and is welded into the shape system, it is characterized in that it comprises base feeding unit (1), rivet unit (2), fixed contact welding unit (3), sheet metal welding unit (4), torsional angle degree unit (5), electronics index dial (6) and carrying sorting machine hand (7);

On the circumferencial direction of electronics index dial (6) upper surface, be evenly distributed with eight fixedly positions of workpiece, with electronics index dial (6) be the center each fixedly be provided with a station in the outside correspondence of electronics index dial (6) in the position of workpiece, have eight stations; In the process that electronics index dial (6) self rotates a circle, fixedly the position of workpiece all can be corresponding with each station respectively for any on the said electronics index dial (6);

First station is provided with base feeding unit (1); Base feeding unit (1) comprises base supply vibrating disk (11) and absorber (12); The position of the fixedly workpiece of the discharging opening of base supply vibrating disk (11) and the electronics index dial (6) corresponding with its position all is positioned at the working range of absorber (12); Absorber (12) is used for supplying the position that base in the discharging opening of vibrating disk (11) moved and be placed into electronics index dial (6) the fixedly workpiece corresponding with this station with base;

The 3rd station is provided with rivet unit (2); Rivet unit (2) comprises rivet vibrating disk (21), rivet feeding mechanical hand and rivet bonding machine (22); Rivet feeding mechanical hand wherein; Be used for the rivet solder joint of locational base that rivet in the discharging opening with rivet vibrating disk (21) moved and be placed on the fixedly workpiece of the electronics index dial (6) corresponding with this station; Rivet bonding machine (22) is used for said rivet is welded on the rivet solder joint of said base;

The 4th station is provided with fixed contact welding unit (3), and fixed contact welding unit (3) comprises fixed contact vibrating disk (31), fixed contact feeding mechanical hand and fixed contact bonding machine (32); Fixed contact feeding mechanical hand wherein; Be used for the fixed contact solder joint of locational base that fixed contact in the discharging opening with fixed contact vibrating disk (31) moved and be placed on the fixedly workpiece of the electronics index dial (6) corresponding with this station, fixed contact bonding machine (32) is used for said fixed contact is welded on the fixed contact solder joint of said base;

The 5th station is provided with sheet metal welding unit (4), and sheet metal welding unit (4) comprises sheet metal vibrating disk (41), sheet metal feeding mechanical hand and sheet metal bonding machine (42); Sheet metal feeding mechanical hand wherein; Be used for the sheet metal solder joint of locational base that sheet metal in the discharging opening with sheet metal vibrating disk (41) moved and be placed on the fixedly workpiece of the electronics index dial (6) corresponding with this station, sheet metal bonding machine (42) is used for said sheet metal is welded on the sheet metal solder joint of said base;

The 6th station is provided with torsional angle degree unit (5), and torsional angle degree unit (5) is used for the locational base sheet metal of the fixedly workpiece of the electronics index dial (6) corresponding with this station is reversed into the angle of setting;

The 7th station is provided with carrying sorting machine hand (7), and carrying sorting machine hand (7) is used for the locational base of the fixedly workpiece of the electronics index dial (6) corresponding with this station is shifted out.

2. circuit breaker for vehicle according to claim 1 assembling automatically is welded into the shape system; It is characterized in that said system also comprises base detecting unit (8); Base detecting unit (8) is arranged on second station; Base detecting unit (8) is a light sensor, is used for detected electrons index dial (6) and goes up on the position of the fixedly workpiece corresponding with said second station whether base is arranged.

3. circuit breaker for vehicle according to claim 1 assembling automatically is welded into the shape system; It is characterized in that said system also comprises element testing unit (9); Element testing unit (9) is arranged on the 8th station; Element testing unit (9) is a light sensor, is used for detected electrons index dial (6) and goes up on the position of the fixedly workpiece corresponding with said the 8th station whether base is arranged.

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