CN220239862U - Multi-station automobile wheel cover stamping device - Google Patents

Abstract

The utility model discloses a multi-station automobile wheel cover stamping device, which belongs to the technical field of automobile part processing and comprises an upper die holder, wherein a lower die holder for bearing a lower die is arranged below the upper die holder; the upper die holder is connected with a multi-station stamping assembly for processing the automobile wheel cover by using a progressive die principle; one end of the multi-station stamping assembly is provided with a loading transfer assembly for loading and pushing materials to the next station. By the mode, the upper die holder and the lower die holder bear and extrude the dies, the multi-station stamping assembly uses the progressive die principle to divide the dies with different shapes at the stamping positions, and the feeding and transferring assembly automatically feeds and transfers the materials of the previous station to the next station to complete all automatic processing processes in a matching way.

Description

Multi-station automobile wheel cover stamping device

Technical Field

The utility model relates to the technical field of automobile part machining, in particular to a multi-station automobile wheel cover stamping device.

Background

The wheel cover is arranged outside the automobile tire, so that the aesthetic property of the automobile is improved, and the protection effect on the tire can be enhanced when the automobile tire is scratched. The automobile wheel cover is produced in a stamping mode, and China patent No. 217252208U discloses a stamping die for the automobile wheel cover, which is used for producing the wheel cover with a complex structure by using an upper die set, a lower die set and a side pressing block set.

However, the above utility model still has the following problems: 1. in the stamping process of the wheel cover, the material to be processed is installed in a clamping and placing mode each time, so that the position deviation is easy to generate errors; 2. in the feeding process, the material is matched with other equipment, and the cost is relatively high.

Based on the above, the utility model designs a multi-station automobile wheel cover stamping device to solve the above problems.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model provides a multi-station automobile wheel cover stamping device.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

the multi-station automobile wheel cover stamping device comprises an upper die holder, wherein a lower die holder for bearing a lower die is arranged below the upper die holder; the upper die holder is connected with a multi-station stamping component for processing the automobile wheel cover by using a progressive die principle, and the multi-station stamping component is fixedly connected with the lower die holder; one end of the multi-station stamping assembly is provided with a feeding and transferring assembly for feeding and pushing materials to the next station;

the multi-station stamping assembly comprises four groups of guide assemblies, a feeding assembly, a feeding supporting plate, a rough machining assembly, a punching assembly, a chamfering assembly and a chamfering assembly; the upper die holder, the lower die holder and the guide component are fixedly connected with the rough machining component, the punching component, the chamfering component and the chamfering component, the feeding component and the feeding supporting plate are fixedly connected with the top end of the lower die holder, and the adjacent intervals of the feeding component, the feeding supporting plate, the rough machining component, the punching component, the chamfering component and the chamfering component are the same and are aligned front and back to be arranged in parallel;

the feeding transfer assembly comprises a synchronous clamping assembly and a feeding pushing assembly; the synchronous clamping assembly is fixedly connected with the feeding pushing assembly, and the feeding pushing assembly is connected with the lower die holder.

Further, the guide assembly comprises a plurality of groups of positioning blocks and a plurality of groups of positioning holes; the positioning block is in contact connection with the positioning hole.

Further, the feeding assembly comprises a material cylinder and two groups of supporting frames; the material cylinder is a cylinder with a hollow inside, the inner wall of the material cylinder is in fit contact connection with the material to be processed, and two ends of the two groups of supporting frames are respectively fixedly connected with the front outer wall and the rear outer wall of the material cylinder and the top end of the lower die holder.

Furthermore, the material loading backup pad and die holder top fixed connection, and the material loading backup pad spanes prefabricated station and feed station, and the material loading backup pad is located under the material section of thick bamboo.

Still further, the roughing assembly includes an upper die and a lower die; the upper die is fixedly connected with the bottom end of the upper die seat, the lower die is fixedly connected with the top end of the lower die seat, the lower die is positioned at one end of the feeding supporting plate, which is far away from the feeding transfer component, the bottom end of the upper die seat is fixedly connected with a plurality of groups of arc column dies, the lower die seat is provided with arc grooves with the same shape, the arc grooves penetrate through the lower die seat, the arc column dies are in contact connection with the arc grooves, a plurality of groups of positioning blocks are uniformly distributed on the edge of the bottom end of the upper die seat, and a plurality of groups of positioning holes are uniformly formed on the edge of the top end of the lower die seat.

Further, the punching assembly includes an upper punching die and a lower punching die; the upper punching press die is fixedly connected with the bottom end of the upper die holder, the lower punching press die is fixedly connected with the top end of the lower die holder, the lower punching press die is located at one end, far away from the feeding transfer assembly, of the lower press die, the bottom end of the upper punching press die is fixedly connected with a plurality of groups of cylindrical dies, the lower punching press die is provided with a circular groove, the circular groove penetrates through the lower die holder, the cylindrical dies are in contact connection with the circular groove, a plurality of groups of positioning blocks are uniformly distributed on the edge of the bottom end of the upper punching press die, and a plurality of groups of positioning holes are uniformly formed on the edge of the top end of the lower punching press die.

Further, the chamfering assembly comprises an upper chamfering pressing die, a lower chamfering pressing die and a plurality of groups of chamfers; the upper chamfering press die is fixedly connected with the bottom end of the upper die base, the lower chamfering press die is fixedly connected with the top end of the lower die base, the lower chamfering press die is located at one end, far away from the feeding transfer assembly, of the lower punching press die, the bottom end of the upper chamfering press die is fixedly connected with an arc column die identical to the bottom of the upper press die, a plurality of groups of chamfering are arranged on each die at the bottom end of the upper chamfering press die in a one-to-one correspondence mode, chamfering openings are outwards, a plurality of groups of positioning blocks are uniformly distributed at the edge of the bottom end of the upper chamfering press die, and a plurality of groups of positioning holes are uniformly arranged at the edge of the top end of the lower chamfering press die.

Further, the synchronous clamping assembly comprises a first cylinder, an n-shaped supporting frame, two groups of trapezoidal moving blocks, a trapezoidal pushing block, a guide groove and a guide block; the first cylinder is fixed at the one end that the n-shaped support frame kept away from the multistation punching press subassembly, the output shaft of first cylinder passes n-shaped support frame and trapezoidal push block longer bottom surface fixed connection, the both sides flank of trapezoidal push block is a set of guide block of fixed connection respectively, the cross-section of trapezoidal movable block is right trapezoid, outer wall and the upper and lower inner wall sliding connection of n-shaped support frame about the trapezoidal movable block respectively, the longer bottom surface of trapezoidal movable block is close to the multistation punching press subassembly, trapezoidal movable block and n-shaped support frame pass through track groove sliding connection, the guide groove has all been seted up on the medial surface of two sets of trapezoidal movable blocks, guide groove and guide block laminating sliding connection.

Furthermore, one end of the first cylinder, which is far away from the multi-station stamping assembly, and the outer wall of the n-shaped supporting frame are fixedly connected with the feeding pushing assembly.

Further, the feeding pushing assembly comprises a second cylinder, a bracket, a feeding pushing handle, a plurality of groups of clamping rings, a plurality of groups of L-shaped supporting plates, two groups of rails, two groups of abdicating grooves and two groups of long supporting plates; the one end that the multistation punching press subassembly was kept away from to first cylinder and the outer wall of n shape support frame all with bracket inner wall fixed connection, the outer wall fixed connection that the multistation punching press subassembly was kept away from to the output shaft and the bracket of second cylinder, two sets of grooves of stepping down have been seted up to the front and back symmetry on the outer wall that the bracket was close to the multistation punching press subassembly, the one end of long backup pad passes the bottom surface fixed connection that steps down groove and trapezoidal movable block are longer, equal fixedly connected with a plurality of L shape backup pads in two sets of long backup pads, the top fixedly connected with grip ring of L shape backup pad, the distance between the adjacent grip ring is the same with the distance between the adjacent station, the bottom and the track sliding connection of L shape backup pad, the front and back both ends at the die holder are seted up to two sets of track symmetry, the material loading pushing hands is aligned with the center pin of die holder, and material contact connection on material pushing hands and the grip ring and the each station.

Advantageous effects

According to the utility model, a first cylinder of a synchronous clamping assembly of a feeding transfer assembly is started, a trapezoidal pushing block is pushed to be close to a multi-station stamping assembly, two groups of trapezoidal moving blocks are driven to move to two sides, two groups of trapezoidal moving blocks drive two groups of long supporting plates to move to two sides, a clamping ring releases materials, the trapezoidal pushing block is far away from the multi-station stamping assembly, two groups of trapezoidal moving blocks are driven to move inwards, and two groups of trapezoidal moving blocks drive two groups of long supporting plates to move inwards, and the clamping ring clamps materials; the second cylinder of material loading propelling movement subassembly starts, promote the bracket and be close to multistation punching press subassembly, the material that waits to process of material section of thick bamboo below is promoted to the material of material pushing hands gets into the station of preprocessing, two sets of long backup pads drive L shape backup pad simultaneously and slide on the track, the holding ring that will press from both sides tight material removes next station, after the holding ring release, promote the bracket and keep away from multistation punching press subassembly, the bracket drives the material feeding pushing hands and keeps away from multistation punching press subassembly, the bracket drives two sets of long backup pads simultaneously and keeps away from multistation punching press subassembly, two sets of long backup pads drive L shape backup pads and slide on the track, the holding ring after will releasing material shifts to former station, adjacent station distance equals, distance between the continuous holding ring is the same with distance between the adjacent station, the process is simple, the position accuracy when guaranteeing the punching press.

According to the automatic feeding device, the second air cylinder, the bracket, the feeding pushing handle and the material cylinder form the automatic feeding assembly, the bracket is pushed to move towards the multi-station punching assembly by the second air cylinder, the bracket drives the feeding pushing handle to move towards the multi-station punching assembly, the feeding pushing handle pushes the material to be processed on the feeding supporting plate at the bottom of the material cylinder to a pre-processing station, and the material to be processed waits for the next processing step, so that automatic feeding is completed, the cooperation of other equipment is not needed, the structure is simple, and material resources are saved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

FIG. 1 is a perspective view of a main body structure of a multi-station automobile wheel cover stamping device of the present utility model;

FIG. 2 is a front view of a multi-station automobile wheel cover stamping device;

FIG. 3 is a perspective view of a main body structure of a multi-station automobile wheel cover stamping device according to the present utility model;

FIG. 4 is a cross-sectional view taken along the direction A-A of FIG. 2;

FIG. 5 is a cross-sectional view taken along the B-B direction of FIG. 2;

fig. 6 is an enlarged view at C in fig. 5.

Reference numerals in the drawings represent respectively: 1. an upper die holder; 2. a multi-station stamping assembly; 21. a guide assembly; 211. a positioning block; 212. positioning holes; 22. a feed assembly; 221. a material cylinder; 222. a support frame; 23. a feeding support plate; 24. rough machining the assembly; 241. performing upper pressing; 242. pressing down the die; 25. a punching assembly; 251. a punching press mold is arranged; 252. a lower punching press die; 26. chamfering component; 261. upper chamfering press mold; 262. a lower chamfer pressing die; 263. chamfering; 27. a chamfering component; 271. a round upper pressing die; 272. a circular lower pressing die; 273. chamfering; 3. a loading transfer assembly; 31. a synchronous clamping assembly; 311. a first cylinder; 312. an n-shaped support frame; 313. a trapezoidal moving block; 314. a trapezoidal pushing block; 315. a guide groove; 316. a guide block; 32. a feeding pushing component; 321. a second cylinder; 322. a bracket; 323. feeding pushing hands; 324. a clamping ring; 325. an L-shaped support plate; 326. a track; 327. a relief groove; 328. a long support plate; 4. and (5) a lower die holder.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model is further described below with reference to examples.

In some embodiments, referring to fig. 1-6 of the specification, a multi-station automotive wheel house stamping apparatus includes an upper die holder 1;

the upper die holder 1 is connected with an external driving mechanism;

a lower die holder 4 for bearing a lower die is arranged below the upper die holder 1;

the upper die holder 1 is connected with a multi-station stamping assembly 2 for processing the automobile wheel cover by using a progressive die principle, and the multi-station stamping assembly 2 is fixedly connected with the lower die holder 4;

the multi-station stamping assembly 2 comprises four groups of guide assemblies 21, a feeding assembly 22, a feeding supporting plate 23, a rough machining assembly 24, a punching assembly 25, a chamfering assembly 26 and a chamfering assembly 27; the upper die holder 1, the lower die holder 4 and the guide assembly 21 are fixedly connected with the rough machining assembly 24, the punching assembly 25, the chamfering assembly 26 and the chamfering assembly 27, the feeding assembly 22 and the feeding support plate 23 are fixedly connected with the top end of the lower die holder 4, and the feeding assembly 22, the feeding support plate 23, the rough machining assembly 24, the punching assembly 25, the chamfering assembly 26 and the chamfering assembly 27 are arranged in parallel in the same adjacent interval and in front-back alignment;

when in stamping, the upper die holder 1 descends, and the four groups of guide assemblies 21 of the multi-station stamping assembly 2 are used for ensuring the alignment of the upper die and the lower die during the pressing, so that the probability of production failure products is reduced; the multi-station stamping assembly 2 uses a progressive die principle, the feeding assembly 22 is used for storing materials to be processed, the feeding transfer assembly 3 starts to push the materials under the feeding assembly 22 to move to a feeding support plate 23 of a pre-processing station to wait for further processing, the rough processing assembly 24 is used for rough processing and forming the materials to be processed on the feeding support plate 23, the punching assembly 25 is used for punching the materials which are rough processed on the rough processing assembly 24, the chamfering assembly 26 is used for chamfering the rough processed parts of the punched materials, the chamfering assembly 27 is used for chamfering the edges of the wheel cover after chamfering, and the final wheel cover is formed.

In some embodiments, as shown in fig. 1-6, the guide assembly 21 includes a plurality of positioning blocks 211 and a plurality of positioning holes 212 as a preferred embodiment of the present utility model; positioning block 211 is in contact connection with positioning hole 212;

the feed assembly 22 includes a material cartridge 221 and two sets of support shelves 222; the material cylinder 221 is a hollow cylinder, the inner wall of the material cylinder 221 is in contact with the material to be processed, two ends of the two groups of support frames 222 are respectively fixedly connected with the front and rear outer walls of the material cylinder 221 and the top end of the lower die holder 4, and the two groups of support frames 222 are symmetrically installed front and rear;

the feeding support plate 23 is fixedly connected with the top end of the lower die holder 4, the feeding support plate 23 spans the pre-processing station and the feeding station, and the feeding support plate 23 is positioned right below the material cylinder 221;

the roughing assembly 24 includes an upper die 241 and a lower die 242; the upper die 241 is fixedly connected with the bottom end of the upper die holder 1, the lower die 242 is fixedly connected with the top end of the lower die holder 4, the lower die 242 is positioned at one end of the feeding supporting plate 23 far away from the feeding transfer component 3, the bottom end of the upper die 241 is fixedly connected with a plurality of groups of arc column dies, the lower die 242 is provided with arc grooves with the same shape, the arc grooves penetrate through the lower die holder 4, the arc column dies are in contact connection with the arc grooves, a plurality of groups of positioning blocks 211 are uniformly distributed on the edge of the bottom end of the upper die 241, and a plurality of groups of positioning holes 212 are uniformly formed on the edge of the top end of the lower die 242;

the punch assembly 25 includes an upper punch die 251 and a lower punch die 252; the upper punching press die 251 is fixedly connected with the bottom end of the upper die holder 1, the lower punching press die 252 is fixedly connected with the top end of the lower die holder 4, the lower punching press die 252 is positioned at one end of the lower press die 242 far away from the feeding transfer assembly 3, the bottom end of the upper punching press die 251 is fixedly connected with a plurality of groups of cylindrical dies, the lower punching press die 252 is provided with a circular groove, the circular groove penetrates through the lower die holder 4, the cylindrical dies are in contact connection with the circular groove, a plurality of groups of positioning blocks 211 are uniformly distributed on the edge of the bottom end of the upper punching press die 251, and a plurality of groups of positioning holes 212 are uniformly formed on the edge of the top end of the lower punching press die 252;

the chamfer assembly 26 includes an upper chamfer die 261, a lower chamfer die 262, and sets of chamfers 263; the upper chamfering press die 261 is fixedly connected with the bottom end of the upper die holder 1, the lower chamfering press die 262 is fixedly connected with the top end of the lower die holder 4, the lower chamfering press die 262 is positioned at one end of the lower punching press die 252 far away from the feeding transfer assembly 3, the bottom end of the upper chamfering press die 261 is fixedly connected with an arc column die which is the same as the bottom of the upper press die 241, a plurality of groups of chamfering 263 are arranged on each die at the bottom end of the upper chamfering press die 261 in a one-to-one correspondence manner, the chamfering 263 is opened outwards, a plurality of groups of positioning blocks 211 are uniformly distributed at the edge of the bottom end of the upper chamfering press die 261, and a plurality of groups of positioning holes 212 are uniformly arranged at the edge of the top end of the lower chamfering press die 262;

the chamfering assembly 27 comprises a circular upper die 271, a circular lower die 272 and a chamfering 273; the round upper pressing die 271 is fixedly connected with the bottom end of the upper die holder 1, the round lower pressing die 272 is fixedly connected with the top end of the lower die holder 4, the round lower pressing die 272 is positioned at one end of the lower chamfering pressing die 262 far away from the feeding transferring component 3, the bottom end of the round upper pressing die 271 is fixedly connected with a cylindrical die with a radius larger than that of the wheel cover, the inverted edge 273 is arranged at the edge of the cylindrical die, the opening of the inverted edge 273 is inwards, a plurality of groups of positioning blocks 211 are uniformly distributed at the edge of the bottom end of the round upper pressing die 271, and a plurality of groups of positioning holes 212 are uniformly arranged at the edge of the top end of the round lower pressing die 272;

the support frame 222 of the feeding component 22 of the multi-station stamping component 2 supports a material cylinder 221, a plurality of groups of materials to be processed are filled in the material cylinder 221, the materials to be processed fall on a feeding support plate 23 from the bottom of the material cylinder 221, the feeding transfer component 3 pushes the materials to be processed at the bottom of the material cylinder 221 to a pre-processing station along the feeding support plate 23, the feeding transfer component 3 transfers the materials processed at the last station to the next station respectively, the upper die holder 1 descends, the positioning block 211 is in abutting contact with and connection with the positioning hole 212, the bottom of an upper pressing film 241 of the rough machining component 24 is in abutting contact with the top of the materials to be processed, a die at the bottom of the upper pressing film 241 passes through the materials to be processed to press out a plurality of groups of arc-shaped notches, the waste falls off from an arc-shaped groove on a lower die 242 and a lower die holder 4, the die at the bottom of the upper punching die 251 of the punching component 25 passes through the materials to be processed, the middle of the material is punched out a plurality of small holes 252, the round grooves on the lower die holder 4 drop down, the upper chamfer 261 of the chamfering component 26 is in contact with the top of the materials to be processed, the straight edge 263 is pressed out, the straight edge is in abutting contact with the straight edge of the round edge to be processed, and the round edge is in abutting edge of the round edge is abutting edge with the round edge of the round edge to be processed, and the round edge is abutting edge is formed, and the round edge is abutting and the round edge, and the round edge is abutting edge is formed.

In some embodiments, as shown in fig. 1-6, as a preferred embodiment of the present utility model, one end of the multi-station stamping assembly 2 is provided with a loading transfer assembly 3 for loading and pushing materials to the next station;

the feeding transfer assembly 3 comprises a synchronous clamping assembly 31 and a feeding pushing assembly 32; the synchronous clamping assembly 31 is fixedly connected with the feeding pushing assembly 32, and the feeding pushing assembly 32 is connected with the lower die holder 4;

the feeding pushing component 32 of the feeding transfer component 3 is started to push the material to be processed to a pre-processing station, at the moment, the synchronous clamping component 31 clamps the material processed by the previous station, the feeding pushing component 32 is matched with pushing to the next station, the synchronous clamping component 31 releases the material at the next station, after the material is released, the feeding pushing component 32 drives the synchronous clamping component 31 to return to the original station, and the feeding and transfer of the processed material are completed;

the synchronous clamping assembly 31 comprises a first cylinder 311, an n-shaped supporting frame 312, two groups of trapezoidal moving blocks 313, trapezoidal pushing blocks 314, a guide groove 315 and a guide block 316; the first cylinder 311 is fixed at one end of the n-shaped support frame 312 far away from the multi-station stamping assembly 2, an output shaft of the first cylinder 311 penetrates through the n-shaped support frame 312 and is fixedly connected with the longer bottom surface of the trapezoid pushing block 314, the waist surfaces of the two sides of the trapezoid pushing block 314 are respectively and fixedly connected with a group of guide blocks 316, the section of the trapezoid moving block 313 is in a right trapezoid shape, the upper outer wall and the lower outer wall of the trapezoid moving block 313 are respectively and slidably connected with the upper inner wall and the lower inner wall of the n-shaped support frame 312, the longer bottom surface of the trapezoid moving block 313 is close to the multi-station stamping assembly 2, the trapezoid moving block 313 and the n-shaped support frame 312 are slidably connected through a track groove, guide grooves 315 are formed in the inner side surfaces of the two groups of trapezoid moving blocks 313, and the guide grooves 315 are in fit sliding connection with the guide blocks 316;

one end of the first cylinder 311 far away from the multi-station stamping assembly 2 and the outer wall of the n-shaped supporting frame 312 are fixedly connected with the feeding pushing assembly 32;

the feeding pushing assembly 32 comprises a second cylinder 321, a bracket 322, a feeding pushing handle 323, a plurality of clamping rings 324, a plurality of L-shaped support plates 325, two groups of rails 326, two groups of abdication grooves 327 and two groups of long support plates 328; the first cylinder 311 is far away from one end of the multi-station stamping assembly 2 and the outer wall of the n-shaped supporting frame 312 are fixedly connected with the inner wall of the bracket 322, the output shaft of the second cylinder 321 is fixedly connected with the outer wall of the bracket 322 far away from the multi-station stamping assembly 2, two groups of yielding grooves 327 are symmetrically formed on the outer wall of the bracket 322 near the multi-station stamping assembly 2, one end of the long supporting plate 328 penetrates through the yielding grooves 327 and is fixedly connected with the longer bottom surface of the trapezoid moving block 313, a plurality of groups of L-shaped supporting plates 325 are fixedly connected to the two groups of long supporting plates 328, the top ends of the L-shaped supporting plates 325 are fixedly connected with clamping rings 324, the distance between adjacent clamping rings 324 is the same as the distance between adjacent stations, the bottom ends of the L-shaped supporting plates 325 are in sliding connection with rails 326, the two groups of rails 326 are symmetrically arranged at the front end and the rear end of the lower die holder 4, the central shaft of the feeding pusher 323 is aligned with the central shaft of the lower die holder 4, and the feeding pusher 323 and the clamping rings 324 are in contact connection with materials on the stations;

the first cylinder 311 of the synchronous clamping assembly 31 of the feeding transfer assembly 3 is started to push the trapezoid pushing block 314 to be close to the multi-station stamping assembly 2, so that two groups of trapezoid moving blocks 313 are driven to move to two sides, the two groups of trapezoid moving blocks 313 drive two groups of long supporting plates 328 to move to two sides, the clamping ring 324 releases materials, the trapezoid pushing block 314 is far away from the multi-station stamping assembly 2, the two groups of trapezoid moving blocks 313 are driven to move inwards, the two groups of trapezoid moving blocks 313 drive the two groups of long supporting plates 328 to move inwards, and the clamping ring 324 clamps materials; the second cylinder 321 of the feeding pushing assembly 32 is started to push the bracket 322 to approach the multi-station stamping assembly 2, the feeding pushing handle 323 pushes the material to be processed below the material cylinder 221 to enter a pre-processing station, meanwhile, the two groups of long supporting plates 328 drive the L-shaped supporting plates 325 to slide on the rails 326, the clamping rings 324 for clamping the material accurately move to the next station, after the clamping rings 324 are released, the bracket 322 is pushed to be far away from the multi-station stamping assembly 2, the bracket 322 drives the feeding pushing handle 323 to be far away from the multi-station stamping assembly 2, meanwhile, the bracket 322 drives the two groups of long supporting plates 328 to be far away from the multi-station stamping assembly 2, the two groups of long supporting plates 328 drive the L-shaped supporting plates 325 to slide on the rails 326, the clamping rings 324 for releasing the material are transferred to the original station, the distance between adjacent stations is equal, the distance between the connected clamping rings 324 is the same as that between the adjacent stations, the working procedure is simple, and the position during stamping is ensured to be accurate.

The second cylinder 321, the bracket 322, the feeding pushing handle 323 and the material barrel 221 form an automatic feeding assembly, the second cylinder 321 pushes the bracket 322 to move towards the multi-station punching assembly 2, the bracket 322 drives the feeding pushing handle 323 to move towards the multi-station punching assembly 2, the feeding pushing handle 323 pushes the material to be processed on the feeding support plate 23 positioned at the bottom of the material barrel 221 to a pre-processing station, the next processing is waited, the automatic feeding is completed, the cooperation of other equipment is not needed, the structure is simple, and the material resources are saved.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (10)

1. The utility model provides a multistation automobile wheel cover stamping device, includes upper die base (1), its characterized in that:

a lower die holder (4) for bearing a lower die is arranged below the upper die holder (1);

the upper die holder (1) is connected with a multi-station stamping component (2) for processing the automobile wheel cover by using a progressive die principle, and the multi-station stamping component (2) is fixedly connected with the lower die holder (4);

one end of the multi-station stamping assembly (2) is provided with a feeding and transferring assembly (3) for feeding and pushing materials to the next station;

the multi-station stamping assembly (2) comprises four groups of guide assemblies (21), a feeding assembly (22), a feeding supporting plate (23), a rough machining assembly (24), a punching assembly (25), a chamfering assembly (26) and a chamfering assembly (27); the upper die holder (1), the lower die holder (4) and the guide assembly (21) are fixedly connected with the rough machining assembly (24), the punching assembly (25), the chamfering assembly (26) and the chamfering assembly (27), the feeding assembly (22) and the feeding support plate (23) are fixedly connected with the top end of the lower die holder (4), and the adjacent intervals of the feeding assembly (22), the feeding support plate (23), the rough machining assembly (24), the punching assembly (25), the chamfering assembly (26) and the chamfering assembly (27) are identical and are aligned front to back and are arranged in parallel;

the feeding transfer assembly (3) comprises a synchronous clamping assembly (31) and a feeding pushing assembly (32); the synchronous clamping assembly (31) is fixedly connected with the feeding pushing assembly (32), and the feeding pushing assembly (32) is connected with the lower die holder (4).

2. The multi-station automotive wheel house stamping device according to claim 1, characterized in that the guiding assembly (21) comprises several sets of positioning blocks (211) and several sets of positioning holes (212); the positioning block (211) is in contact connection with the positioning hole (212).

3. The multi-station automotive wheel cover stamping device of claim 2, characterized in that the feed assembly (22) comprises a material cylinder (221) and two sets of support frames (222); the material cylinder (221) is a cylinder with a hollow inside, the inner wall of the material cylinder (221) is in fit contact connection with the material to be processed, and two ends of the two groups of supporting frames (222) are respectively fixedly connected with the front and rear outer walls of the material cylinder (221) and the top end of the lower die holder (4).

4. A multi-station automobile wheel cover stamping device according to claim 3, wherein the feeding support plate (23) is fixedly connected with the top end of the lower die holder (4), the feeding support plate (23) spans the pre-processing station and the feeding station, and the feeding support plate (23) is located right below the material cylinder (221).

5. The multi-station automotive wheel house stamping device of claim 4, wherein the roughing assembly (24) comprises an upper die (241) and a lower die (242); go up moulding-die (241) fixed connection in upper die base (1) bottom, lower moulding-die (242) fixed connection is at the top of die holder (4), lower moulding-die (242) are located the one end that material loading backup pad (23) kept away from material loading and move subassembly (3), upward mould (241) bottom fixedly connected with a plurality of groups arc post moulds, set up the arc groove of the same shape on lower moulding-die (242), arc groove runs through die holder (4), arc post mould and arc groove contact connection, the edge in upper die (241) bottom is gone up to a plurality of groups locating piece (211) evenly distributed, the edge at die holder (242) top is evenly seted up in a plurality of groups locating hole (212).

6. The multi-station automotive wheel house stamping apparatus of claim 5, wherein said punch assembly (25) comprises an upper punch die (251) and a lower punch die (252); the upper punching press die (251) is fixedly connected with the bottom end of the upper die holder (1), the lower punching press die (252) is fixedly connected with the top end of the lower die holder (4), the lower punching press die (252) is located at one end, far away from the feeding transfer component (3), of the lower press die (242), the bottom end of the upper punching press die (251) is fixedly connected with a plurality of groups of cylindrical dies, a circular groove is formed in the lower punching press die (252), the circular groove penetrates through the lower die holder (4), the cylindrical dies are in contact connection with the circular groove, a plurality of groups of positioning blocks (211) are uniformly distributed on the edge of the bottom end of the upper punching press die (251), and a plurality of groups of positioning holes (212) are uniformly formed in the edge of the top end of the lower punching press die (252).

7. The multi-station automotive wheel house stamping device of claim 6, wherein the chamfer assembly (26) comprises an upper chamfer die (261), a lower chamfer die (262) and sets of chamfers (263); the upper chamfering press mold (261) is fixedly connected to the bottom end of the upper mold base (1), the lower chamfering press mold (262) is fixedly connected to the top end of the lower mold base (4), the lower chamfering press mold (262) is located at one end, far away from the feeding transfer assembly (3), of the lower punching press mold (252), the bottom end of the upper chamfering press mold (261) is fixedly connected with an arc column mold identical to the bottom of the upper press mold (241), a plurality of groups of chamfering press molds (263) are arranged on each die at the bottom end of the upper chamfering press mold (261) in a one-to-one correspondence mode, the openings of the chamfering press molds (263) face outwards, a plurality of groups of positioning blocks (211) are evenly distributed on the edge at the bottom end of the upper chamfering press mold (261), and a plurality of groups of positioning holes (212) are evenly arranged on the edge at the top end of the lower chamfering press mold (262).

8. The multi-station automobile wheel cover stamping device according to claim 7, wherein the synchronous clamping assembly (31) comprises a first cylinder (311), an n-shaped supporting frame (312), two groups of trapezoidal moving blocks (313), trapezoidal pushing blocks (314), a guide groove (315) and a guide block (316); the first cylinder (311) is fixed at one end of the n-shaped supporting frame (312) far away from the multi-station stamping assembly (2), an output shaft of the first cylinder (311) penetrates through the n-shaped supporting frame (312) to be fixedly connected with the longer bottom surface of the trapezoid pushing block (314), two side waist surfaces of the trapezoid pushing block (314) are fixedly connected with a group of guide blocks (316) respectively, the cross section of the trapezoid moving block (313) is a right trapezoid, the upper outer wall and the lower outer wall of the trapezoid moving block (313) are respectively in sliding connection with the upper inner wall and the lower inner wall of the n-shaped supporting frame (312), the longer bottom surface of the trapezoid moving block (313) is close to the multi-station stamping assembly (2), the trapezoid moving block (313) and the n-shaped supporting frame (312) are in sliding connection through track grooves, guide grooves (315) are formed in the inner side surfaces of the two groups of the trapezoid moving block (313), and the guide grooves (315) are in fitting sliding connection with the guide blocks (316).

9. The multi-station automobile wheel cover stamping device according to claim 8, wherein one end of the first cylinder (311) far away from the multi-station stamping assembly (2) and the outer wall of the n-shaped supporting frame (312) are fixedly connected with the feeding pushing assembly (32).

10. The multi-station automobile wheel cover stamping device according to claim 8 or 9, wherein the feeding pushing assembly (32) comprises a second cylinder (321), a bracket (322), a feeding pushing handle (323), a plurality of groups of clamping rings (324), a plurality of groups of L-shaped supporting plates (325), two groups of rails (326), two groups of abdication grooves (327) and two groups of long supporting plates (328); the one end that multistation punching press subassembly (2) was kept away from to first cylinder (311) and the outer wall of n shape support frame (312) all with bracket (322) inner wall fixed connection, the output shaft of second cylinder (321) is kept away from the outer wall fixed connection of multistation punching press subassembly (2) with bracket (322), two sets of grooves (327) of stepping down have been seted up to the symmetry around on the outer wall that bracket (322) was close to multistation punching press subassembly (2), the one end of long backup pad (328) passes groove (327) of stepping down and trapezoidal movable block (313) longer bottom surface fixed connection, all fixedly connected with a plurality of L shape backup pad (325) on two sets of long backup pads (328), the top fixedly connected with gripping ring (324) of L shape backup pad (325), distance between adjacent gripping ring (324) is the same with the distance between the adjacent station, the bottom and track (326) sliding connection of L shape backup pad (325), two sets of tracks (326) are seted up at the front and back both ends of die holder (4), bracket (322) fixed connection between material pushing hands (323) and two sets of stepping down groove (327), material pushing hands (323) and material pushing hands (323) are aligned with each station (323) of material pushing hands (323) on the center pin and each station.