CN114749544A

CN114749544A - Clamping sleeve rotary-pressing forming equipment

Info

Publication number: CN114749544A
Application number: CN202210297643.1A
Authority: CN
Inventors: 卞成昌
Original assignee: Jiangsu Huaye Hydraulic Machinery Co ltd
Current assignee: Jiangsu Huaye Hydraulic Machinery Co ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-07-15
Anticipated expiration: 2042-03-23
Also published as: CN114749544B

Abstract

The invention discloses a cutting sleeve spinning forming device which comprises a machine body, a movable seat, a power device, a rotary wheel device and a fastening device, compared with the prior cutting sleeve spinning forming device which is provided with a synchronous mechanism, the synchronous mechanism ensures that the top sleeve and the station seat can synchronously rotate, when the top sleeve and the station seat synchronously rotate, the outside air can be divided into two air flows of cold and hot air, wherein the cold air flow enters the second connecting groove through the cold air groove and the splitter box, one part of the cold air flow is discharged to the outside through the second air outlet groove, the other part of the cold air flow flows into the cooling groove, the temperature of the surface of the rotating shaft can be reduced through the cold air flow in the cooling groove, and further, the temperature difference between the inside and the outside of the workpiece is reduced, and the deformation or the fracture caused by overlarge temperature difference between the inside and the outside of the workpiece is avoided.

Description

Clamping sleeve rotary-pressing forming equipment

Technical Field

The invention relates to the technical field of spinning forming, in particular to clamping sleeve spinning forming equipment.

Background

A spinning forming apparatus is a metal plastic forming machine, and generally, a flat plate or a hollow blank is fixed on a die of a spinning machine, and is rotated to apply a force point from a point to a line and from a line to a surface, and a certain pressure is applied in a certain direction to deform and flow a metal material in the direction to form a certain shape.

When the existing rotary forming equipment is used for processing, in order to avoid the influence of temperature on the forming of a workpiece, extrusion oil is usually coated on the surface of the workpiece, when the external environment is poor, impurities such as external dust and the like are often attached to the surface of the workpiece due to the surface tension of the liquid, meanwhile, the extrusion oil is coated to only reduce the temperature outside the workpiece but cannot reduce the temperature inside the workpiece, when the plastic deformation of the workpiece is large, the temperature inside the workpiece is also high, when the temperature difference between the inside and the outside of the workpiece is too large, deformation or fracture often occurs, in addition, when the existing rotary forming equipment is used for rotary forming, the workpiece is usually clamped by a power device and a fastening device, but when the plastic deformation of the workpiece occurs, the phenomena such as edge warping and bulging often occur due to the clamping force, the subsequent lathe processing and trimming are difficult, and the quality of a finished product ferrule is not qualified, finally, after the spinning wheel works for a long time, the diameter of the spinning wheel is obviously reduced due to abrasion, and if the initial positioning distance is continuously used in subsequent positioning, the thickness of the workpiece after spinning is larger than that in normal conditions, so that the stability of a product is not facilitated.

Disclosure of Invention

The invention aims to provide a clamping sleeve spin-forming device to solve the problems in the background technology.

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a cutting ferrule spinning forming equipment, cutting ferrule spinning forming equipment includes fuselage, sliding seat, power device, revolves round device and fastener, the top of fuselage is provided with the slide, the sliding seat passes through the top of slide movable mounting at the fuselage, power device sets up the one side at the slide, fastener sets up the one side of keeping away from power device at the slide, revolve round device and set up on the sliding seat, power device includes power frame, carousel and station seat, the carousel is close to fastener's one end and is provided with the station seat, fastener includes fastening seat, receive and releases a section of thick bamboo, a movable section of thick bamboo and top cover, receive and release a section of thick bamboo setting on fastening seat, a movable section of thick bamboo sets up in the inside of receiving and releasing a section of thick bamboo, the top cover sets up the one end that is close to power device at a movable section of thick bamboo, the station seat includes first rotary disk, second rotary disk, The station seat is movably mounted on the rotary disc through the first rotary disc, the second rotary disc is arranged on one side, close to the fastening device, of the first rotary disc, the third rotary disc is arranged on one side, close to the fastening device, of the second rotary disc, the rotary shaft is arranged on one side, close to the fastening device, of the third rotary disc, and the workpiece is sleeved outside the rotary shaft.

The machine body is a main installation foundation and a support foundation, the movable seat, the power device and the fastening device are installed, the rotary wheel device can move above the machine body at will through the movable seat, on one hand, the workpiece is convenient to take and place, on the other hand, the subsequent processing of workpieces with different sizes and specifications is convenient, meanwhile, the annealing device is further arranged on the machine body, before the workpiece is processed, the workpiece is placed in the annealing device to be annealed, so that the hardness and residual stress are reduced, after the annealing processing of the workpiece is finished, the workpiece is sleeved outside the rotating shaft, the movable cylinder and the top sleeve can move towards the rotating shaft through the retracting cylinder, so that the workpiece is clamped and fixed, the driving device is arranged inside the rotating disc, the position seat is controlled to rotate on the rotating disc through the driving device, the workpiece can be formed through spinning of the rotary wheel device, the workpiece can be taken away and the subsequent workpieces can be taken away without moving the rotary wheel device during continuous working through changing the angle of the rotating disc The work piece is processed, after preventing to revolve wheel device and remove, processing once more still need to revolve wheel device and location, and then has improved work efficiency, and after work piece spinning forming ended, carry out the vehicle machining through the lathe tool to carry out the finishing to the product, guarantee size and quality.

Furthermore, a second connecting groove is formed in the top sleeve, an extending frame is arranged at one end, close to the workpiece, of the second connecting groove, the extending frame is connected with the top sleeve through a spring, an induction chamber is arranged at one end, close to the workpiece, of the third rotating disk, two groups of first conducting blocks are arranged inside the induction chamber, one group of the first conducting blocks are fixedly arranged inside the induction chamber and far away from the workpiece, the other group of the first conducting blocks are movably arranged inside the induction chamber and close to the workpiece, and gaseous conducting media are filled between the two groups of the first conducting blocks.

When the spinning work is carried out, the spinning wheel device applies a group of pressure to the workpiece to enable the workpiece to be tightly attached to the rotating shaft and to generate plastic deformation, the spinning wheel device is provided with the extension frame and the first conductive block, when the workpiece generates the plastic deformation, the workpiece can extrude the extension frame and the first conductive block, because the extension frame and the first conductive block can move freely, the workpiece can stably extend into the second connecting groove and the induction chamber after plastic deformation, and the phenomena of edge warping, middle bulging and the like caused by the fact that the top sleeve and the third rotating disc clamp the workpiece can be avoided, meanwhile, when the two groups of first conductive blocks are connected with an external power supply and an ammeter, the deformation of the workpiece can be judged by detecting the change of current, and then judge whether the work piece is in steady state all the time at spinning forming's in-process, through above-mentioned technical scheme, guaranteed the quality and the follow-up car processing side cut of finished product cutting ferrule.

Furthermore, a synchronizing mechanism is arranged at the middle position inside the second connecting groove, a first connecting groove is formed in one end, close to the top sleeve, of the rotating shaft, the top sleeve is connected with the rotating shaft through the synchronizing mechanism and the first connecting groove, the synchronizing mechanism comprises a connecting seat, a first cavity and a second cavity are formed in the connecting seat, the first cavity is communicated with the second cavity and filled with conductive liquid, a clamping block is arranged outside the connecting seat, a third conductive block is arranged inside the first cavity and connected with the third conductive block, a top plate is arranged at one end, close to the connecting groove, of the connecting seat, one end of the top plate is arranged inside the second cavity, and the other end of the top plate is arranged outside the second cavity.

When the top sleeve is connected with the rotating shaft, the synchronizing mechanism can stretch into the first connecting groove, the distance that the synchronizing mechanism stretches into the first connecting groove increases, the top plate can extrude the conducting liquid in the second cavity into the first cavity, if the third conducting block is connected with an external power supply and an ammeter, the clamping force of the top sleeve and the third rotating disk on a workpiece can be judged through the change of the detection current, meanwhile, the clamping block can be in close contact with and clamped by the inner wall of the first connecting groove along with the fact that the conducting liquid enters into the first cavity, through the technical scheme, on one hand, the top sleeve and the station base can be synchronously rotated, on the other hand, the clamping force of the top sleeve and the third rotating disk on the workpiece can be detected at any time, the phenomenon that the clamping force of the top sleeve and the third rotating disk on the workpiece is too large is avoided, and the damage to the workpiece is caused.

Furthermore, the inside of the top sleeve is also provided with a splitter box and a second air outlet groove, the second air outlet groove inclines towards the direction of the workpiece, one end of the second air outlet groove, which is far away from the splitter box, is provided with a baffle and a spring, one end of the second air outlet groove, which is close to the splitter box, is communicated with the splitter box, the inside of the movable cylinder is provided with a cold air groove, a hot air groove, a pressure increasing block and a conversion chamber, the cold air groove is communicated with the splitter box, the conversion chamber is communicated with the external environment, the inside of the conversion chamber is provided with a piston plate, a rotating wheel and a speed reducing gear assembly, the top sleeve is in transmission connection with the speed reducing gear assembly through a bevel gear assembly, the speed reducing gear assembly is in transmission connection with the piston plate through the rotating wheel and a connecting rod, and the cold air groove and the hot air groove are communicated with the conversion chamber through the pressure increasing block.

In the spinning forming process, in order to avoid the influence of temperature on the forming of the workpiece, extrusion oil is usually coated on the surface of the workpiece, when the external environment is poor, impurities such as external dust and the like are often adhered to the surface of the workpiece due to the surface tension of the liquid, according to the technical scheme, when the top sleeve and the station seat synchronously rotate, the piston plate can move back and forth in the conversion chamber through the bevel gear assembly, the deceleration gear assembly, the rotating wheel and the connecting rod, the external gas can be sucked into the conversion chamber by each movement of the piston plate, finally the gas enters the area between the cold air groove and the hot air groove from the tangential direction through the pressurization of the pressurization block to form free vortex, the group of gas can be divided into two cold and hot air flows according to the vortex effect, wherein the cold air flow enters the second connecting groove through the cold air groove and the diversion groove, and a part of the cold air flow can be discharged through the second air outlet groove, and a group of airflow layers are formed outside the workpiece, so that impurities such as external dust are prevented from being attached to the surface of the workpiece.

Further, the inside of rotation axis is provided with the cooling groove, the one end that the cooling groove is close to the apical cover is linked together with the second spread groove, the inside of second rotary disk is provided with first air outlet groove, speed governing board and magnetic field generator, and the speed governing board setting is provided with the venthole on the inside of speed governing groove and the speed governing board, the speed governing board has magnetism, magnetic field generator is connected with external power supply through first conducting block.

After the cold air flow enters the second connecting groove through the cold air groove and the diversion groove, one part of the cold air flow can be discharged to the outside through the second air outlet groove, the other part of the cold air flow can flow into the cooling groove, the temperature of the surface of the rotating shaft can be reduced through the cold air flow in the cooling groove, further, the temperature difference between the inside and the outside of the workpiece is reduced, the deformation or the fracture caused by the overlarge temperature difference between the inside and the outside of the workpiece is avoided, in addition, the plastic deformation amplitude of the workpiece can be judged through the distance between the two groups of first conductive blocks, the distance change of the two groups of first conductive blocks can be shown on the current change of the magnetic field generator, when the plastic deformation amplitude of the workpiece is smaller, the magnetic field generator can generate a group of smaller magnetic fields, at the moment, the overlapping area between the air outlet hole on the speed regulating plate and the speed regulating groove is smaller, the flow speed of the cold air flow in the cooling groove is lower, when the plastic deformation amplitude of the workpiece is larger, the magnetic field generator can generate a set of large magnetic field, the overlapping area of the air outlet hole on the speed regulation plate and the speed regulation groove is large, the flowing speed of cold air flow in the cooling groove can be automatically increased, and by the technical scheme, the heat dissipation rate inside the workpiece is in direct proportion to the degree of plastic deformation of the workpiece, so that the temperature difference between the inside and the outside of the workpiece is further reduced.

Further, the rotary wheel device comprises a rotary wheel base, a lifting frame, a rotary wheel and a fixing frame, the rotary wheel device is slidably mounted on the movable seat through the rotary wheel base, the lifting frame is arranged above the rotary wheel base, the rotary wheel frame is arranged above the lifting frame, the rotary wheel is arranged at one end, close to the workpiece, of the rotary wheel frame through the fixing frame, a cooling frame is arranged below the rotary wheel, fan blades are arranged inside the cooling frame, a gear transmission assembly is arranged inside the fixing frame, and the rotary wheel is connected with the fan blades through the gear transmission assembly in a transmission mode.

Through above-mentioned technical scheme, the rotary wheel device is at the during operation, and the rotary wheel can extrude the work piece, because the work piece is in the rotation state always, consequently the rotary wheel can follow the rotation under the effect of frictional force, can make the flabellum take place to rotate through the inside gear drive assembly who sets up of mount this moment, can produce a set of air current in the below of rotary wheel through the flabellum to this reduces the temperature of rotary wheel.

Furthermore, one end of the spinning roller frame, which is close to the spinning roller, is provided with a detection frame, one end of the detection frame, which is close to the spinning roller, is provided with an elastic cleaning block, and the detection frame is connected with the spinning roller frame through a spring.

Among the spin forming process, owing to revolve wheel and work piece in close contact with to take place to rotate the friction, consequently can take place wearing and tearing and produce the piece after long-time work between revolve wheel and the work piece, through above-mentioned technical scheme, under the effect of spring, elasticity cleaning block on the test stand can with revolve wheel in close contact with, can adsorb the piece of getting rid of on wheel and the work piece soon through elasticity cleaning block, continues to rotate with the work piece contact behind the piece on avoiding revolving the wheel, leads to the fish tail to appear on the work piece surface.

Furthermore, the one end that the wheel frame is close to the spinning wheel is provided with the detection room, the inside that detects the room is provided with two sets of second conducting block, one of them is a set of the second conducting block is connected with the detection frame, and is a set of in addition the one end of detection frame is kept away from to second conducting block fixed mounting in the inside that detects the room, and is two sets of it has gaseous state conducting medium to fill between, sliding seat and spinning wheel base are connected with external power through the second conducting block.

The diameter can have obvious reduction because of wearing and tearing after the long-time work of spinning wheel, continue to use initial location distance when follow-up location, the thickness of work piece when spinning is ended can be bigger than the thickness under the normal condition partially, through above-mentioned technical scheme, when the diameter reduces because wearing and tearing take place for spinning wheel, under the effect of spring, the test stand can still with spinning wheel in close contact with, but the distance between two sets of second conducting blocks can increase, the current that movable seat and spinning wheel base received can change this moment, can judge the diameter variation range of spinning wheel according to the change of current, spinning wheel base can move corresponding distance on the movable seat this moment, thickness in order to guarantee the work piece when spinning is ended equals the thickness under the normal condition.

Furthermore, the station seats are provided with a plurality of groups, the station seats are distributed at one end, close to the fastening device, of the rotary table in an equal angle mode, a plurality of groups of driving devices are arranged inside the rotary table, and each group of station seats is independently connected with one group of driving devices.

Through the technical scheme, a plurality of groups of annealed workpieces can be sequentially sleeved on a plurality of groups of station seats during working so as to reduce the positioning frequency and simultaneously ensure that batch cutting sleeves can be obtained after each working, in addition, each group of station seat is independently connected with one group of driving devices, so that when one group of station seats breaks down, the device can still work normally, and finally, when the powers of the plurality of groups of driving devices are different, the invention can carry out rough machining and finish machining on the workpieces on one machine so as to improve the working efficiency and reduce the production cost.

Compared with the prior art, the invention has the following beneficial effects: compared with the conventional cutting sleeve spinning forming device which is provided with a synchronous mechanism, the invention can ensure that the top sleeve and the station seat can synchronously rotate through the synchronous mechanism on one hand, and can detect the clamping force of the top sleeve and the third rotary disk on the workpiece at any time on the other hand, thereby avoiding the damage of the workpiece caused by the overlarge clamping force of the top sleeve and the third rotary disk on the workpiece, and can control the piston plate to move back and forth in the conversion chamber when the top sleeve and the station seat synchronously rotate through the bevel gear assembly, the speed reduction gear assembly, the rotating wheel and the connecting rod, so that the outside gas is divided into two streams of cold and hot gas, wherein the cold gas flows through the cold gas groove and the branch flow groove into the second connecting groove, one part of the cold gas flows is discharged to the outside through the second gas groove, the other part of the cold gas flows can flow into the cooling groove, the temperature on the surface of the rotating shaft can be reduced through the cold gas flow in the cooling groove, and the temperature difference between the inside and the outside of the workpiece can be reduced, the invention prevents the deformation or fracture of the workpiece caused by overlarge temperature difference between the inside and the outside of the workpiece, a group of airflow layers can be formed outside the workpiece by cold airflow from the first air outlet groove and the second air outlet groove, so that impurities such as external dust and the like are prevented from being attached to the surface of the workpiece, the heat dissipation rate inside the workpiece can be in direct proportion to the plastic deformation degree of the workpiece by two groups of first conductive blocks arranged in the sensing chamber and the magnetic field generator arranged in the second rotating disc, so as to further reduce the temperature difference between the inside and the outside of the workpiece, the invention is provided with the gear transmission assembly inside the fixing frame, the fan blades in the cooling frame can be rotated by the rotary wheel and the gear transmission assembly, a group of airflow can be generated below the rotary wheel by the fan blades, so as to reduce the temperature of the rotary wheel, and the elastic cleaning block can be contacted with the rotary wheel by the detection frame and the spring, can get rid of the piece absorption on spinning wheel and the work piece through the clean piece of elasticity, through the distance change between the two sets of second conducting blocks of detection indoor portion, can judge the diameter variation range of spinning wheel, according to the diameter variation range of spinning wheel, the corresponding distance of spinning wheel base can be moved on the sliding seat to guarantee that the thickness of work piece when spinning finishes equals the thickness under the normal condition.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the spinning wheel apparatus of the present invention;

FIG. 3 is a schematic view of the turntable and station base structure of the present invention;

FIG. 4 is a schematic view of the internal structure of the station base of the present invention;

FIG. 5 is a schematic view of the internal structure of the movable barrel and the top cover of the present invention;

FIG. 6 is a schematic view of the internal structure of the synchronizing mechanism of the present invention;

FIG. 7 is a schematic view of the flow of cold air flow in the tip sleeve and the station base during spinning operation of the present invention;

FIG. 8 is a schematic view of the structure of portion A of FIG. 7 according to the present invention;

FIG. 9 is a schematic view of the internal structure of the fixing frame and the cooling frame of the present invention;

fig. 10 is a combined structure of the spinning wheel and the spinning wheel frame of the present invention.

In the figure: 1-machine body, 11-sliding seat, 2-movable seat, 3-power device, 31-power frame, 32-rotating disc, 33-station seat, 331-first rotating disc, 332-second rotating disc, 3321-first air outlet groove, 3322-speed regulating groove, 3323-speed regulating plate, 3324-magnetic field generator, 333-third rotating disc, 3331-induction chamber, 3332-first conductive block, 334-rotating shaft, 3341-first connecting groove, 3342-cooling groove, 4-rotating wheel device, 41-rotating wheel base, 42-lifting frame, 43-rotating wheel frame, 431-detection frame, 4311-second conductive block, 4312-cleaning block, 432-detection chamber, 44-rotating wheel, 45-fixing frame, 451-cooling frame, 4511-lifting frame, vane wheel, 43-rotating wheel frame, 431-detection frame, 4311-second conductive block, 44-cleaning frame, 432-detection chamber, 44-rotating wheel, 45-fixing frame, 451-cooling frame, 4511-rotating disc, 33-station seat, 3324-speed regulating plate, and the like, 5-a fastening device, 51-a fastening seat, 52-a retraction cylinder, 53-a movable cylinder, 531-a cold air groove, 532-a hot air groove, 533-a pressurizing block, 534-a conversion chamber, 5341-a piston plate, 5342-a rotating wheel, 5343-a speed reduction gear assembly, 54-a top sleeve, 541-a second air outlet groove, 542-an extending frame, 543-a second connecting groove, 544-a synchronous mechanism, 5441-a connecting seat, 5442-a clamping block, 5443-a third conducting block, 5444-a first cavity, 5445-a top plate, 5446-a second cavity, 545-a shunting groove and 6-a workpiece.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-10, a card sleeve spinning forming apparatus comprises a machine body 1, a movable seat 2, a power device 3, a spinning roller device 4 and a fastening device 5, wherein a sliding seat 11 is arranged above the machine body 1, the movable seat 2 is movably mounted above the machine body 1 through the sliding seat 11, the power device 3 is arranged on one side of the sliding seat 11, the fastening device 5 is arranged on one side of the sliding seat 11 far away from the power device 3, the spinning roller device 4 is arranged on the movable seat 2, the power device 3 comprises a power frame 31, a rotating disc 32 and a station seat 33, the station seat 33 is arranged at one end of the rotating disc 32 close to the fastening device 5, the fastening device 5 comprises a fastening seat 51, a retractable cylinder 52, a movable cylinder 53 and a top sleeve 54, the retractable cylinder 52 is arranged on the fastening seat 51, the movable cylinder 53 is arranged inside the retractable cylinder 52, the top sleeve 54 is arranged at one end of the movable cylinder 53 close to the power device 3, the station seat 33 comprises a first rotating disk 331, a second rotating disk 332, a third rotating disk 333 and a rotating shaft 334, the station seat 33 is movably mounted on the rotating disk 32 through the first rotating disk 331, the second rotating disk 332 is arranged on one side of the first rotating disk 331 close to the fastening device 5, the third rotating disk 333 is arranged on one side of the second rotating disk 332 close to the fastening device 5, the rotating shaft 334 is arranged on one side of the third rotating disk 333 close to the fastening device 5, and the workpiece 6 is sleeved outside the rotating shaft 334.

The machine body 1 is a main mounting base and a supporting base, the movable base 2, the power device 3 and the fastening device 5 are mounted, the rotating wheel device 4 can move above the machine body 1 at will through the movable base 2, on one hand, the workpiece 6 is convenient to take and place, on the other hand, the subsequent processing of workpieces 6 with different dimensions is convenient, meanwhile, the machine body is further provided with an annealing device, before the workpiece 6 is processed, the workpiece 6 is firstly placed in the annealing device to carry out annealing treatment on the workpiece 6 so as to reduce the hardness and the residual stress, when in spinning operation, the workpiece 6 is sleeved outside the rotating shaft 334, the movable cylinder 53 and the top sleeve 54 can move towards the rotating shaft 334 through the retracting cylinder 52 so as to clamp and fix the workpiece 6, the inside of the rotating disc 32 is provided with a driving device, the station base 33 is controlled to rotate on the rotating disc 32 through the driving device, and the workpiece 6 can be spun and formed through the rotating wheel device 4, can not moving through carousel 32 angle at continuous operation take away work piece 6 and process follow-up work piece 6 can be taken away to the unmoving spinning wheel device 4, after preventing that spinning wheel device 4 from removing, the reprocessing still need be to spinning wheel device 4 and location, and then has improved work efficiency, and after 6 spinning forming of work piece ended, carry out the car processing to the work piece through the lathe tool to carry out the finishing to the product, and then guarantee product size and quality.

As shown in fig. 1 to 10, a second connecting groove 543 is disposed inside the top cover 54, an extending frame 542 is disposed at an end of the second connecting groove 543 close to the workpiece 6, the extending frame 542 is connected to the top cover 54 through a spring, a sensing chamber 3331 is disposed at an end of the third rotating disk 333 close to the workpiece 6, two sets of first conductive blocks 3332 are disposed inside the sensing chamber 3331, one set of the first conductive blocks 3332 is fixedly disposed inside the sensing chamber 3331 and far away from the workpiece 6, the other set of the first conductive blocks 3332 is movably disposed inside the sensing chamber 3331 and close to the workpiece 6, and a gaseous conductive medium is filled between the two sets of the first conductive blocks 3332.

When spinning work is carried out, the spinning wheel device 4 applies a set of pressure to the workpiece 6, so that the workpiece 6 is tightly attached to the rotating shaft 334 and is subjected to plastic deformation, the spinning wheel device is provided with the extending frame 542 and the first conductive block 3332, when the workpiece 6 is subjected to plastic deformation, the workpiece 6 can extrude the extending frame 542 and the first conductive block 3332, and because the extending frame 542 and the first conductive block 3332 can move freely, the workpiece 6 can stably extend into the second connecting groove 543 and the sensing chamber 3331 after being subjected to plastic deformation, the phenomena of edge warping, middle bulging and the like caused by the fact that the top sleeve 54 and the third rotating disc 333 clamp the workpiece 6 are avoided, meanwhile, when the two sets of first conductive blocks 3332 are connected with an external power supply and an ammeter, the deformation amount of the workpiece 6 can be judged through the change of detection current, and whether the workpiece 6 is always in a stable state in the spinning forming process is further judged, through the technical scheme, the quality of the finished product clamping sleeve and the subsequent turning and trimming are guaranteed.

As shown in fig. 1 and 10, a synchronization mechanism 544 is disposed at an intermediate position inside the second connection groove 543, a first connection groove 3341 is disposed at one end of the rotation shaft 334 close to the top sleeve 54, the top sleeve 54 and the rotation shaft 334 are connected to the first connection groove 3341 through the synchronization mechanism 544, the synchronization mechanism 544 includes a connection seat 5441, a first cavity 5444 and a second cavity 5446 are disposed inside the connection seat 5441, the first cavity 5444 and the second cavity 5446 are communicated and filled with a conductive liquid, a fixture block 5442 is disposed outside the connection seat 5441, a third conductive block 5443 is disposed inside the first cavity 5444, the fixture block 5442 is connected to the third conductive block 5443, a top plate 5445 is disposed at one end of the connection seat 5441 close to the connection groove 3341, one end of the top plate 5445 is disposed inside the second cavity 5446, and the other end of the top plate 5445 is disposed outside the second cavity 5446.

When the top cover 54 is connected to the rotary shaft 334, the synchronization mechanism 544 extends into the first connection slot 3341, and the distance that the synchronization mechanism 544 extends into the first connection slot 3341 increases, the top plate 5445 pushes the conductive liquid in the second cavity 5446 into the first cavity 5444, and if the third conductive block 5443 is connected to an external power source and an ammeter, the clamping force of the ejector sleeve 54 and the third rotating disk 333 against the workpiece 6 can be judged by detecting the change in current, meanwhile, as the conductive liquid enters the first cavity 5444, the latch 5442 is in close contact with and latches against the inner wall of the first connection groove 3341, through the technical scheme, on one hand, the ejection sleeve 54 and the station base 33 can be ensured to synchronously rotate, on the other hand, the clamping force of the ejection sleeve 54 and the third rotating disc 333 to the workpiece 6 can be detected at any time, and the phenomenon that the workpiece 6 is damaged due to the fact that the ejection sleeve 54 and the third rotating disc 333 have overlarge clamping force to the workpiece 6 is avoided.

As shown in fig. 1-10, the inside of the top cover 54 is further provided with a diversion groove 545 and a second gas outlet groove 541, the second gas outlet groove 541 inclines towards the workpiece 6, a baffle and a spring are arranged at one end of the second gas outlet groove 541 far from the diversion groove 545, one end of the second gas outlet groove 541 close to the diversion groove 545 is communicated with the diversion groove 545, the inside of the movable cylinder 53 is provided with a cold gas groove 531 and a hot gas groove 532, the pressure increasing block 533 and the conversion chamber 534, the cold air tank 531 is communicated with the diversion channel 545, the conversion chamber 534 is communicated with the external environment, a piston plate 5341, a rotating wheel 5342 and a speed reduction gear assembly 5343 are arranged inside the conversion chamber 534, the top sleeve 54 is in transmission connection with the speed reduction gear assembly 5343 through a bevel gear assembly, the speed reduction gear assembly 5343 is in transmission connection with the piston plate 5341 through the rotating wheel 5342 and a connecting rod, and the cold air tank 531 and the hot air tank 532 are communicated with the conversion chamber 534 through the pressure increasing block 533.

In the spinning forming process, extrusion oil is coated on the surface of the workpiece 6 to reduce friction, so that patterns on the surface of a product are avoided, the purpose of cooling the workpiece 6 is achieved, and high temperature generated when the workpiece 6 is extruded is prevented from influencing the forming of the product, according to the technical scheme, when the top sleeve 54 and the station seat 33 synchronously rotate, the piston plate 5341 can move back and forth in the conversion chamber 534 through the bevel gear assembly, the deceleration gear assembly 5343, the rotating wheel 5342 and the connecting rod, external gas can be sucked into the conversion chamber 534 through each movement of the piston plate 5341, finally the gas enters a region between the cold air groove 531 and the hot air groove 532 from the tangential direction through the pressurization of the pressurization block 533 to form a free vortex, the group of gas can be divided into two cold and hot gas flows according to the vortex effect, wherein the cold gas flow enters the second connecting groove 543 through the cold gas groove 531 and the diversion groove 545, and a part of the cold gas flow can be discharged through the second gas outlet groove 541, and a set of airflow layer is formed outside the workpiece 6, so as to prevent foreign matters such as external dust from being attached to the surface of the workpiece 6.

As shown in fig. 1 to 10, a cooling groove 3342 is disposed inside the rotating shaft 334, one end of the cooling groove 3342 close to the top sleeve 54 is communicated with the second connecting groove 543, a first air outlet groove 3321, a speed regulating groove 3322, a speed regulating plate 3323 and a magnetic field generator 3324 are disposed inside the second rotating disk 332, the speed regulating plate 3323 is disposed inside the speed regulating groove 3322, an air outlet hole is disposed on the speed regulating plate 3323, the speed regulating plate 3323 has magnetism, and the magnetic field generator 3324 is connected with an external power source through a first conductive block 3332.

After the cold air flow enters the second connecting groove 543 through the cooling groove 531 and the dividing groove 545, a portion of the cold air flow can be discharged to the outside through the second air outlet groove 541, another portion of the cold air flow can flow into the cooling groove 3342, the temperature of the surface of the rotating shaft 334 can be reduced through the cold air flow in the cooling groove 3342, so as to reduce the temperature difference between the inside and the outside of the workpiece 6, thereby preventing the deformation or fracture of the workpiece 6 due to an excessively large temperature difference between the inside and the outside of the workpiece 6, in addition, the plastic deformation amplitude of the workpiece 6 can be determined through the distance between the two sets of first conductive blocks 3332, the distance change between the two sets of first conductive blocks 3332 can be reflected on the current change of the magnetic field generator 3324, when the plastic deformation amplitude of the workpiece 6 is small, the magnetic field generator 3324 can generate a set of small magnetic field, at this time, the overlapping area between the air outlet hole on the speed adjusting plate 3323 and the speed adjusting groove 3322 is small, the flow speed of the cold air flow in the cooling groove 3342 is low, when the plastic deformation amplitude of the workpiece 6 is large, the magnetic field generator 3324 generates a group of large magnetic fields, the overlapping area of the air outlet hole on the speed regulation plate 3323 and the speed regulation groove 3322 is large, the flow speed of cold air flow in the cooling groove 3342 is automatically increased, and by the technical scheme, the heat dissipation rate inside the workpiece 6 is in direct proportion to the plastic deformation degree of the workpiece 6, so that the temperature difference between the inside and the outside of the workpiece 6 is further reduced.

As shown in fig. 1-10, the spinning wheel device 4 includes a spinning wheel base 41, a lifting frame 42, a spinning wheel frame 43, a spinning wheel 44 and a fixed frame 45, the spinning wheel device 4 is slidably mounted on the movable base 2 through the spinning wheel base 41, the lifting frame 42 is disposed above the spinning wheel base 41, the spinning wheel frame 43 is disposed above the lifting frame 42, the spinning wheel 44 is disposed at one end of the spinning wheel frame 43 close to the workpiece 6 through the fixed frame 45, a cooling frame 451 is disposed below the spinning wheel 44, fan blades 4511 are disposed inside the cooling frame 451, a gear transmission assembly is disposed inside the fixed frame 45, and the spinning wheel 44 is in transmission connection with the fan blades 4511 through the gear transmission assembly.

Through above-mentioned technical scheme, spinning wheel device 4 is at the during operation, and spinning wheel 44 can extrude work piece 6, because work piece 6 is in the rotation state all the time, consequently spinning wheel 44 can follow the rotation under the effect of frictional force, and the gear drive subassembly through the inside setting of mount 45 can make flabellum 4511 take place to rotate this moment, can produce a set of air current in the below of spinning wheel 44 through flabellum 4511 to this temperature that reduces the spinning wheel.

As shown in fig. 1-10, a detection frame 431 is disposed at an end of the spinning wheel frame 43 close to the spinning wheel 44, an elastic cleaning block 4312 is disposed at an end of the detection frame 431 close to the spinning wheel 44, and the detection frame 431 is connected to the spinning wheel frame 43 through a spring.

In the spinning forming process, because spinning wheel 44 is in close contact with workpiece 6 and has rotating friction, abrasion can occur between spinning wheel 44 and workpiece 6 after long-time operation to generate debris, through the above technical scheme, under the effect of the spring, elastic cleaning block 4312 on detection frame 431 can be in close contact with spinning wheel 44, and elastic cleaning block 4312 can adsorb and remove debris on spinning wheel 44 and workpiece 6, so that the surface of workpiece 6 is prevented from being scratched due to continuous contact rotation with workpiece 6 after the debris on spinning wheel 44.

As shown in fig. 1-10, a detection chamber 432 is disposed at one end of the spinning wheel frame 43 close to the spinning wheel 44, two sets of second conductive blocks 4311 are disposed inside the detection chamber 432, one set of second conductive blocks 4311 is connected to the detection frame 431, the other set of second conductive blocks 4311 is fixedly mounted at one end of the detection chamber 432 far from the detection frame 431, a gaseous conductive medium is filled between the two sets, and the movable seat 2 and the spinning wheel base 41 are connected to an external power source through the second conductive blocks 4311.

After the spinning wheel 44 works for a long time, the diameter of the spinning wheel 44 is obviously reduced due to abrasion, if the initial positioning distance is continuously used in the subsequent positioning, the thickness of the workpiece 6 at the end of spinning is larger than the thickness of the workpiece at the normal condition, according to the above technical scheme, when the diameter of the spinning wheel 44 is reduced due to abrasion, the detection frame 431 can still be in close contact with the spinning wheel 44 under the action of the spring, but the distance between the two groups of second conductive blocks 4311 is increased, the current received by the movable seat 2 and the spinning wheel base 41 can be changed at this time, the diameter change amplitude of the spinning wheel 44 can be judged according to the change of the current, and at this time, the spinning wheel base 41 can move on the movable seat 2 by a corresponding distance, so as to ensure that the thickness of the workpiece 6 at the end of spinning is equal to the thickness of the workpiece at the normal condition.

As shown in fig. 1 to 10, the station seats 33 are provided with a plurality of groups, the plurality of groups of station seats 33 are distributed at equal angles at one end of the turntable 32 close to the fastening device 5, a plurality of groups of driving devices are arranged inside the turntable 32, and each group of station seats 33 is independently connected with one group of driving device.

Through the technical scheme, during working, a plurality of groups of annealed workpieces 6 can be sequentially sleeved on a plurality of groups of station seats 33, so that the positioning frequency is reduced, batch cutting sleeves can be obtained after each working is finished, in addition, each group of station seats 33 is independently connected with one group of driving devices, when one group of station seats 33 breaks down, the device can still work normally, and finally, when the power of the plurality of groups of driving devices is different, the workpieces 6 can be subjected to rough machining and finish machining on one machine through the invention, so that the working efficiency is improved, and the production cost is reduced.

The working principle of the invention is as follows: before spinning, annealing the workpiece 6 to reduce hardness and residual stress, after annealing the workpiece 6, sleeving the workpiece 6 outside the rotating shaft 334, coating extrusion oil on the surface of the workpiece 6, moving the movable cylinder 53 and the top sleeve 54 towards the rotating shaft 334 through the retraction cylinder 52, when the synchronization mechanism 544 extends into the first connecting groove 3341, enabling the fixture block 5442 to be in close contact with and clamped tightly against the inner wall of the first connecting groove 3341, enabling the top sleeve 54 and the station seat 33 to synchronously rotate, enabling the workpiece 6 to be clamped through the top sleeve 54 and the third rotating disc 333, controlling the station seat 33 to rotate on the rotating disc 32 through a driving device arranged inside the rotating disc 32, extruding the workpiece 6 through the rotating wheel 44, further enabling the workpiece 6 to generate plastic deformation, and enabling the piston plate 5341 to move back and forth in the conversion chamber 534 during the plastic deformation of the workpiece 6, the external air is divided into two air flows, wherein the cold air flow enters the second connecting groove 543 through the cold air groove 531 and the dividing groove 545, a portion of the cold air flow is discharged to the outside through the second air outlet groove 541, another portion of the cold air flow flows into the cooling groove 3342, the temperature of the surface of the rotating shaft 334 can be reduced through the cold air flow in the cooling groove 3342, further the temperature difference between the inside and the outside of the workpiece 6 is reduced, the deformation or the fracture caused by the excessive temperature difference between the inside and the outside of the workpiece 6 is avoided, a set of air flow layer can be formed outside the workpiece 6 through the cold air flow coming out of the first air outlet groove 3321 and the second air outlet groove 541, so as to avoid the impurities such as external dust and the like from being attached to the surface of the workpiece 6, when the rotating wheel 44 extrudes the workpiece 6, the rotating wheel 44 can rotate along with the friction force, and the fan leaf 4511 can rotate through the gear transmission assembly arranged inside the fixing frame 45, the fan leaf 4511 can generate a set of air flow below the spinning wheel 44, so as to reduce the temperature of the spinning wheel, the detection frame 431 and the spring can enable the elastic cleaning block 4312 to be in contact with the spinning wheel 44, the elastic cleaning block 4312 can adsorb and remove the chips on the spinning wheel 44 and the workpiece 6, the distance between the two sets of second conductive blocks 4311 in the detection chamber 432 is changed, the diameter change amplitude of the spinning wheel 44 can be judged, and the spinning wheel base 41 can move on the movable seat 2 by a corresponding distance according to the diameter change amplitude of the spinning wheel 44, so as to ensure that the thickness of the workpiece 6 at the end of spinning is equal to that under normal conditions.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a card cover spin forming equipment which characterized in that: the cutting sleeve spinning forming equipment comprises a machine body (1), a movable seat (2), a power device (3), a rotary wheel device (4) and a fastening device (5), wherein a sliding seat (11) is arranged above the machine body (1), the movable seat (2) is movably arranged above the machine body (1) through the sliding seat (11), the power device (3) is arranged on one side of the sliding seat (11), the fastening device (5) is arranged on one side, away from the power device (3), of the sliding seat (11), the rotary wheel device (4) is arranged on the movable seat (2), the power device (3) comprises a power frame (31), a rotary table (32) and a station seat (33), the station seat (33) is arranged at one end, close to the fastening device (5), of the rotary table (32), and the fastening device (5) comprises a fastening seat (51), a retractable cylinder (52), a movable cylinder (53) and a top sleeve (54), the retractable cylinder (52) is arranged on the fastening seat (51), the movable cylinder (53) is arranged in the retractable cylinder (52), the top sleeve (54) is arranged at one end of the movable cylinder (53) close to the power device (3), the station seat (33) comprises a first rotating disk (331), a second rotating disk (332), a third rotating disk (333) and a rotating shaft (334), the station seat (33) is movably arranged on the turntable (32) through a first rotating disc (331), the second rotating disc (332) is arranged on one side of the first rotating disc (331) close to the fastening device (5), the third rotating disc (333) is arranged on one side of the second rotating disc (332) close to the fastening device (5), the rotating shaft (334) is arranged on one side, close to the fastening device (5), of the third rotating disc (333), and the workpiece (6) is sleeved outside the rotating shaft (334).

2. The ferrule spin forming apparatus of claim 1, wherein: the inside of top cover (54) is provided with second spread groove (543), the one end that second spread groove (543) is close to work piece (6) is provided with extends frame (542), it is connected through the spring between frame (542) and top cover (54) to extend, the one end that third rotary disk (333) is close to work piece (6) is provided with response room (3331), the inside of response room (3331) is provided with two sets of first conducting block (3332), one of them is a set of work piece (6) are kept away from to first conducting block (3332) fixed mounting in the inside of response room (3331), and another is a set of first conducting block (3332) movable mounting is close to work piece (6) in the inside of response room (3331), and it has gaseous conductive medium to fill between two sets of first conducting block (3332).

3. The ferrule spin forming apparatus of claim 2, wherein: a synchronous mechanism (544) is arranged in the middle of the second connecting groove (543), one end of the rotating shaft (334) close to the top sleeve (54) is provided with a first connecting groove (3341), the top sleeve (54) is connected with the rotating shaft (334) through the synchronous mechanism (544) and the first connecting groove (3341), the synchronous mechanism (544) comprises a connecting seat (5441), a first cavity (5444) and a second cavity (5446) are arranged inside the connecting seat (5441), the first cavity (5444) is communicated with the second cavity (5446) and is filled with conductive liquid, a clamping block (5442) is arranged outside the connecting seat (5441), a third conductive block (5443) is arranged inside the first cavity (5444), the clamping block (5442) is connected with the third conductive block (5443), one end of the connecting seat (5441) close to the connecting groove (3341) is provided with a top plate (5445), one end of the top plate (5445) is arranged inside the second cavity (5446), and the other end of the top plate (5445) is arranged outside the second cavity (5446).

4. The ferrule spin forming apparatus of claim 3, wherein: the inner part of the top sleeve (54) is also provided with a diversion trench (545) and a second gas outlet trench (541), the second gas outlet trench (541) inclines towards the direction of the workpiece (6), one end of the second gas outlet trench (541) far away from the diversion trench (545) is provided with a baffle plate and a spring, one end of the second gas outlet trench (541) close to the diversion trench (545) is communicated with the diversion trench (545), the inner part of the movable cylinder (53) is provided with a cold gas trench (531), a hot gas trench (532), a pressurizing block (533) and a conversion chamber (534), the cold gas trench (531) is communicated with the diversion trench (545), the conversion chamber (534) is communicated with the external environment, the inner part of the conversion chamber (534) is provided with a piston plate (5341), a rotating wheel (5342) and a speed reduction gear assembly (5343), and the top sleeve (54) is in transmission connection with the speed reduction gear assembly (5343) through a bevel gear assembly, the speed reduction gear assembly (5343) is in transmission connection with the piston plate (5341) through a runner (5342) and a connecting rod, and the cold air groove (531) and the hot air groove (532) are communicated with the conversion chamber (534) through a pressurizing block (533).

5. The ferrule spin forming apparatus of claim 4, wherein: the inside of rotation axis (334) is provided with cooling groove (3342), cooling groove (3342) are close to the one end and the second spread groove (543) of top cover (54) and are linked together, the inside of second rotary disk (332) is provided with first air outlet groove (3321), speed governing groove (3322), speed governing board (3323) and magnetic field generator (3324), speed governing board (3323) set up and are provided with the venthole on the inside of speed governing groove (3322) and speed governing board (3323), first air outlet groove (3321) is to the direction slope of work piece (6), speed governing board (3323) have magnetism, magnetic field generator (3324) are connected with external power supply through first conducting block (3332).

6. The ferrule spin forming apparatus of claim 5, wherein: revolve round wheel device (4) including revolve round wheel base (41), crane (42), revolve wheel frame (43), revolve round wheel (44) and mount (45), revolve round wheel device (4) through revolve round wheel base (41) slidable mounting on sliding seat (2), crane (42) set up the top at revolving round wheel base (41), revolve round wheel frame (43) and set up the top at crane (42), revolve round wheel (44) through mount (45) set up the one end that is close to work piece (6) at revolving round wheel frame (43), the below of revolving round wheel (44) is provided with cooling frame (451), the inside of cooling frame (451) is provided with flabellum (4511), the inside of mount (45) sets up gear drive assembly, revolve round wheel (44) and be connected through gear drive assembly and flabellum (4511) transmission.

7. The ferrule flow forming apparatus of claim 6, wherein: one end of the rotary wheel frame (43) close to the rotary wheel (44) is provided with a detection frame (431), one end of the detection frame (431) close to the rotary wheel (44) is provided with an elastic cleaning block (4312), and the detection frame (431) is connected with the rotary wheel frame (43) through a spring.

8. The ferrule spin forming apparatus of claim 7, wherein: one end of the rotary wheel frame (43) close to the rotary wheel (44) is provided with a detection chamber (432), two groups of second conductive blocks (4311) are arranged in the detection chamber (432), one group of the second conductive blocks (4311) are connected with the detection frame (431), the other group of the second conductive blocks (4311) are fixedly arranged at one end, far away from the detection frame (431), in the detection chamber (432), gaseous conductive media are filled between the two groups of the second conductive blocks, and the movable seat (2) and the rotary wheel base (41) are connected with an external power supply through the second conductive blocks (4311).

9. The ferrule flow forming apparatus of claim 1, wherein: station seat (33) are provided with a plurality of groups altogether, a plurality of groups angular distribution such as station seat (33) is close to the one end of fastener (5) in carousel (32), the inside of carousel (32) is provided with a plurality of groups drive arrangement, every group station seat (33) all with a set of drive arrangement independent connection.