CN114042811A

CN114042811A - Continuous stamping die capable of producing two different products by one die

Info

Publication number: CN114042811A
Application number: CN202111290928.4A
Authority: CN
Inventors: 李光瑞; 杨柳; 曹敏; 张海瑞
Original assignee: Xiangyang Guangrui Auto Parts Co ltd
Current assignee: Xiangyang Guangrui Auto Parts Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-02-15
Anticipated expiration: 2041-11-02
Also published as: CN114042811B

Abstract

The invention discloses a continuous stamping die capable of producing two different products by one die, which comprises a punching part, an edge trimming part, a forming part, a flanging part, a cutting part and a hole trimming structure, wherein the hole trimming structure comprises a hole trimming head and a driving motor fixed on an upper die, the driving motor drives the hole trimming head to rotate, the hole trimming head comprises a hole trimming column, a vertical chute is arranged inside the hole trimming column, two side chutes are arranged on the side wall of the hole trimming column, hole trimming plates are inserted into the side chutes, sliding blocks are arranged in the vertical chutes, fixing rods are fixed on the lower side surfaces of the sliding blocks, horizontal rods are fixed at the lower ends of the fixing rods, connecting rods are hinged to one ends of the hole trimming plates, which are positioned in the vertical chutes, one ends of the connecting rods, which are far away from the hinge of the hole trimming plates, are hinged to the horizontal rods, and two horizontal extension rods are fixed on the sliding blocks. The die integrates a plurality of parts such as a punching part, a trimming part, a forming part, a flanging part, a cutting part and the like, and can realize a plurality of functions such as punching, trimming, forming, flanging, cutting and the like.

Description

Continuous stamping die capable of producing two different products by one die

Technical Field

The invention belongs to the technical field of dies, and particularly relates to a continuous stamping die capable of producing two different products by one die.

Background

With the rapid development of modern stamping die technology, the requirement for automobile stamping products is higher and higher, and the requirement is not only reflected in the quality of the automobile stamping products, but also reflected in the control of the accessory manufacturing process. At present, a single-punch die is generally adopted in automobile stamping manufacturing, namely, a die is adopted in one process, for example, a special punching die is required for punching, a special trimming die is required for trimming, a special flanging die is required for flanging, a special die is required for side punching, and the like. The number of the occupied punching machines and workers is large, safety accidents are multiple, the product reject ratio is high, the efficiency is low, and the cost of die development is high.

Disclosure of Invention

Based on the technical problems in the prior art, the invention provides a continuous stamping die capable of producing two different products by one die, which realizes the production of the two different products (with the same material and the same material thickness) in one pair of continuous stamping dies and is particularly suitable for the production of a sun roller blind base of an automobile panoramic sunroof.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a continuous stamping die of two kinds of different products of a mould, its includes punching part, deburring part, shaping part, turn-ups part, cuts off the part, still includes and repaiies the hole structure, repaiies the hole structure including the hole head of repairing and fixing the driving motor on last mould, and driving motor can drive the hole head of repairing and rotate.

Further, it is including repairing the hole post to repair the hole head, the inside of repairing the hole post is equipped with vertical spout, be equipped with two side spouts on repairing the lateral wall of hole post, it has the hole board to repair all pegging graft in the spout of side, it repaiies the hole face to be equipped with on repairing the hole, install the slider in the vertical spout, the downside of slider is fixed with the dead lever, the lower extreme of dead lever is fixed with the horizon bar, it articulates to repair the one end that the hole board is located vertical spout, the one end that the articulated department of hole board was repaired to the connecting rod is kept away from articulates with the horizon bar, be fixed with two horizontal extension rods on the slider, be equipped with the side spread groove that the horizontal extension rod that supplies water passed on repairing the lateral wall of hole post.

Further, the one end that horizontal extension pole extends the side connection groove articulates there is the gyro wheel.

Further, still install expanding spring in the vertical chute, expanding spring sets up the top at the slider, expanding spring's one end and slider fixed connection, the last inner wall fixed connection of the other end and vertical chute.

Further, the shape of the hole trimming surface is circular arc or V-shaped ring.

Compared with the prior art, the invention has the beneficial effects that:

(1) a plurality of parts such as a punching part, a trimming part, a forming part, a flanging part, a cutting part and the like are integrated in one die, so that the functions of punching, trimming, forming, flanging, cutting and the like can be realized in a centralized manner;

(2) automatic hole repairing can be realized after punching, so that punched burrs are quickly cleaned.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic structural view of a positioning structure;

FIG. 3 is a schematic view of a trim configuration;

FIG. 4 is a schematic structural view of a hole trimming head;

fig. 5 is a schematic structural view of a hole trimming structure.

In the figure: 1. a material belt; 2. a punching part; 3. a trimming structure; 4. a molding portion; 5. a flanging part; 6. a head and tail end safety detection part; 7. punching a needle; 8. a positioning pin; 9. a floating sleeve; 10. a spring; 11. a concave die insert; 12. a lower knife edge; 13. a material pressing plate; 14. trimming punches; 16. a lower die blade; 17. repairing the hole column; 18. a horizontally extending rod; 19. a roller; 20. repairing a hole surface; 21. trimming the hole plate; 22. a drive motor; 23. a connecting rod; 24. a horizontal bar; 25. fixing the rod; 26. a slider; 27. a side connecting groove; 28. a tension spring; 29. a vertical chute; 30. And a side chute.

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.

Referring to fig. 1-5, the continuous stamping die for molding two different products according to the present invention is formed by combining an upper die and a lower die, wherein a punching positioning structure 2 two steps, an edge trimming mechanism two steps, a punching part 2 one step, a molding part 4 two steps, a punching part 2 one step, a flanging part 5 one step and a cutting part one step are sequentially arranged in the upper die and the lower die according to a product processing sequence, the positioning and punching mechanism of the punching part 2 comprises a punching pin 7, a female die insert 11, a positioning pin 8 and a floating sleeve 9, the punching pin 7 is aligned with the female die insert 11 to form a group, the positioning pin 8 is aligned with the floating sleeve 9 to form a group, the punching pin 7 and the positioning pin 8 are installed in the upper die, the female die insert 11 and the floating sleeve 9 are installed in the lower die, and the floating sleeve 9 is installed in the lower die through a spring 10.

The distance between the center of the punching needle 7 of the positioning punching mechanism and the center of the positioning needle 8 is 64mm, the diameter of the punching needle 7 is 6.1mm, and the diameter of the positioning needle 8 is 6.0 mm.

After punching, the burr is repaiied to punching a hole to the structure of repairing the hole, as shown in fig. 4 and 5, the structure of repairing the hole is including repairing the hole head and fixing the driving motor 22 on last mould, and driving motor 22 can drive and repair the hole head and rotate.

The hole repairing head comprises a hole repairing column 17, a rotating shaft of a driving motor 22 and the hole repairing column 17 are fixedly connected, the inside of the hole repairing column 17 is provided with a vertical sliding groove 29, two side sliding grooves 30 are formed in the side wall of the hole repairing column 17, a hole repairing plate 21 is inserted into each side sliding groove 30, a hole repairing surface 20 is arranged on each hole repairing plate 21, a sliding block 26 is installed in each vertical sliding groove 29, a fixing rod 25 is fixed on the lower side surface of each sliding block 26, a horizontal rod 24 is fixed at the lower end of each fixing rod 25, one end, located in each vertical sliding groove 29, of each hole repairing plate 21 is hinged to a connecting rod 23, one end, far away from the hinged position of each hole repairing plate 21, of each connecting rod 23 is hinged to each horizontal rod 24, two horizontal extension rods 18 are fixed on each sliding block 26, a side connecting groove 27 through which the water supply horizontal extension rods 18 penetrate is formed in the side wall of the hole repairing column 17, and one end, extending out of each horizontal extension rod 18, is hinged to a roller 19.

An extension spring 28 is further installed in the vertical sliding groove 29, the extension spring 28 is arranged above the sliding block 26, one end of the extension spring 28 is fixedly connected with the sliding block 26, and the other end of the extension spring 28 is fixedly connected with the upper inner wall of the vertical sliding groove 29. Under the condition that the roller 19 is free from external force, the two hole trimming plates 21 do not protrude out of the hole trimming column 17, so that the hole trimming column 17 can be conveniently inserted into and punched. The in-process of punching a hole is inserted to the repairment post 17, gyro wheel 19 earlier with the side contact on material area 1, gyro wheel 19 drives slider 26 after that and upwards moves to drive the board 21 of repairing the hole through connecting rod 23 and outwards move, the face 20 of repairing the hole of board 21 is because setting up to the surface that the emery wheel is the same, consequently the driving motor 22 drives the post 17 rotation of repairing the hole after the inner wall contact of the face 20 of consequently repairing the hole and punching a hole, thereby makes the burr clean up that the face 20 of repairing the hole will punch a hole.

The shape of the hole-modifying surface 20 may be circular arc or V-shaped ring. The arrangement of the roller 19 can reduce the friction between the hole repairing column 17 and the material belt 1 when rotating.

The lower die cutting edge 16 inserts are provided with a plurality of positions, and each lower die cutting edge 16 insert is positioned in four trimming processes together, so that the strength of the upper die punch and the lower die cutting edge 16 is mainly ensured.

The forming part comprises a forming punch, a floating material block and a lower die forming block, the forming punch and the material pressing plate are arranged in the upper die, and the lower die forming block is arranged in the lower die.

The flanging part comprises a flanging slide block forming part and a fixing forming part, the flanging slide block forming part comprises a sliding slide block and a fixing base and is fixed on the upper clamping plate, the fixing forming part is fixed on the lower clamping plate, and the sliding slide block and the fixing base move along the punching direction at an included angle of 30 degrees. The slide block is preferably a 60 ° diagonal slide block.

Two safety detection devices (including detection pins and step cutters) are arranged at the head end of the die, an inductor is arranged at the tail end of the die, the inductor is installed on the lower clamping plate, an inductor stop block is arranged in front of the inductor, and the inductor stop block is fixed on the lower die plate through a spring.

The trimming mechanism comprises an inner sliding block and a sliding block fixing seat, wherein the inner sliding block is a 60-degree oblique sliding block and moves along the sliding block fixing seat and the punching direction at an included angle of 30 degrees.

The progressive die integrates a plurality of parts such as a punching part, a trimming part, a forming part, a flanging part, a cutting part and the like in one die, can intensively realize a plurality of functions such as punching, trimming, forming, flanging, cutting and the like, is fed by a machine, and can realize stable, safe and high-efficiency production.

The continuous stamping die capable of producing two different products by one die is particularly suitable for stamping products of panoramic sunroof of automobile, and is formed by combining an upper die and a lower die, wherein two steps of positioning and punching mechanisms, two steps of trimming mechanisms, one step of punching part, two steps of forming part, one step of punching part, one step of flanging part and one step of cutting part are sequentially arranged in the upper die and the lower die according to the processing sequence of the products; the trimming mechanism comprises a lower die edge insert and a trimming punch, the trimming punch is arranged in the upper die, and the lower die edge insert is arranged on the lower die plate. The progressive die can realize multiple functions of punching, trimming, forming, flanging, cutting and the like in a centralized manner by integrating a plurality of parts such as the punching part, the trimming part, the forming part, the flanging part, the cutting part and the like in one die, is additionally provided with a machine feeding and safety detection device, realizes stable, safe and high-efficiency production, and designs a reasonable processing method according to the shape and the size of two products and the structural characteristics of the die, thereby achieving the purpose of producing two different products by one die, improving the production efficiency and the product quality, saving the processing cost, replacing manpower by machine feeding, being safe and stable, and realizing automatic production.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a continuous stamping die of two kinds of different products of a mould, includes punching part, deburring part, shaping part, turn-ups part, cuts off the part, its characterized in that: still including repairing the hole structure, repair the hole structure including repairing the hole head and fixing the driving motor on last mould, driving motor can drive and repair the hole head and rotate.

2. A progressive stamping die for stamping two different products, as defined in claim 1, wherein: the hole repairing head comprises a hole repairing column, a vertical chute is arranged inside the hole repairing column, two side chutes are formed in the side wall of the hole repairing column, a hole repairing plate is inserted into the side chutes, a hole repairing face is arranged on the hole repairing head, a sliding block is installed in the vertical chute, a fixing rod is fixed to the lower side face of the sliding block, a horizontal rod is fixed to the lower end of the fixing rod, a connecting rod is hinged to one end, located in the vertical chute, of the hole repairing plate, one end, away from the hinged position of the hole repairing plate, of the connecting rod is hinged to the horizontal rod, two horizontal extension rods are fixed to the sliding block, and a side connecting groove for the water supply horizontal extension rods to pass through is formed in the side wall of the hole repairing column.

3. A progressive stamping die for stamping two different products, as defined in claim 2, wherein: and one end of the horizontal extension rod extending out of the side connecting groove is hinged with a roller.

4. A progressive stamping die for stamping two different products, as defined in claim 1, wherein: still install expanding spring in the vertical chute, expanding spring sets up the top at the slider, expanding spring's one end and slider fixed connection, the last inner wall fixed connection of the other end and vertical chute.

5. A progressive stamping die for stamping two different products, as defined in claim 1, wherein: the shape of the hole trimming surface is circular arc or V-shaped annular.