CN215315234U

CN215315234U - Auxiliary supporting device for mechanical stamping forming

Info

Publication number: CN215315234U
Application number: CN202121492232.5U
Authority: CN
Inventors: 徐长青
Original assignee: Xi'an Qindu Wanshenghui Equipment Manufacturing Technology Co ltd
Current assignee: Xi'an Qindu Wanshenghui Equipment Manufacturing Technology Co ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2021-12-28
Anticipated expiration: 2031-07-01

Abstract

The utility model discloses an auxiliary supporting device for mechanical stamping forming, which comprises a base, wherein a supporting seat is fixedly arranged on the base, a lower die is fixedly arranged on the supporting seat, a first groove is formed in the lower die, a second groove is formed in the inner wall of the first groove, a guide roller is slidably arranged in the second groove, a fixing frame is fixedly arranged on the base, an air cylinder is fixedly arranged on the fixing frame, and an upper die is fixedly connected to one end of a piston rod of the air cylinder, the production cost of enterprises is reduced.

Description

Auxiliary supporting device for mechanical stamping forming

Technical Field

The utility model relates to the technical field of punch forming, in particular to an auxiliary supporting device for mechanical punch forming.

Background

The stamping forming refers to a processing and forming method for applying external force to plates, strips, pipes, profiles and the like by a press and a die to cause plastic deformation or separation, so as to obtain workpieces (stamping parts) with required shapes and sizes, wherein the stamping parts are light in weight, thin in thickness and good in rigidity, the stamped blanks are mainly hot-rolled and cold-rolled steel plates and steel strips, and the stamping can be used for manufacturing instrument parts with small sizes and large parts such as automobile girders and pressure vessel end sockets; the method can manufacture parts with common dimensional tolerance grade and shape, and can manufacture parts with precise precision (the tolerance is in the micron level) and complex shape.

But among the prior art steel sheet most is supported it by the handheld work piece of workman when the punching press, the skew of position can probably take place for the steel sheet among the punching press process, or the perk of steel sheet limit portion, influence the punching press effect, reduce product quality, and current auxiliary stay device who is used for steel sheet stamping forming can only carry out horizontal support and spacing to the steel sheet of one kind or a few several kinds of width mostly, need frequently change stamping die during the steel sheet of processing multiple width, work efficiency is reduced, enterprise manufacturing cost has been increased, therefore we need provide an auxiliary stay device for mechanical stamping forming.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an auxiliary supporting device for mechanical punch forming, which can provide vertical supporting force for a steel plate when the steel plate is punched, reduce the shaking and displacement of the steel plate, prevent the edge part of the steel plate from tilting, improve the punching effect to a certain extent, improve the production quality, realize transverse supporting and limiting for the steel plates with various widths, avoid frequent replacement of punching dies when the steel plates with various widths are processed, improve the working efficiency to a certain extent, reduce the production cost of enterprises and solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a mechanical stamping forming uses auxiliary stay device, includes the base, fixed mounting has the supporting seat on the base, fixed mounting has the lower mould on the supporting seat, first recess has been seted up on the lower mould, the second recess has been seted up to the inner wall of first recess, the inside slidable mounting of second recess has the guide roll, fixed mounting has the mount on the base, fixed mounting has the cylinder on the mount, the mould is gone up to cylinder piston rod one end fixedly connected with, the lower extreme of going up the mould is fixed mounting drift and telescopic link respectively, the lower extreme fixed mounting of telescopic link has the clamp plate, the lower extreme fixed mounting of clamp plate has the rubber pad.

Preferably, a third groove is formed in the inner wall of the second groove, a sliding block is slidably mounted inside the third groove, and the end of the guide roller is rotatably connected to the sliding block through a bearing.

Preferably, a spring is fixedly mounted on the inner wall of the third groove, and one end of the spring is fixedly connected to the sliding block.

Preferably, a convex block is fixedly mounted at the end of the sliding block, a sliding groove is formed in the inner wall of the third groove, the convex block is slidably mounted inside the sliding groove, the convex block is a hemispherical convex block, and the sliding groove and the convex block are correspondingly arranged.

Preferably, a cushion block is fixedly mounted at the inner bottom of the first groove, and the edge of the cushion block is aligned with the pressure plate.

Preferably, the lower die is fixedly connected with a limiting column, the upper die is provided with a through hole, and the limiting column is slidably mounted inside the through hole.

Compared with the prior art, the utility model has the beneficial effects that:

1. the telescopic rod, the pressing plate and the rubber pad are matched for use, the cylinder drives the upper die to move downwards, the upper die drives the punch and the telescopic rod to move downwards, the rubber pad at the lower end of the telescopic rod firstly contacts the steel plate, the telescopic rod contracts and is abutted against and pressed against the steel plate, and the shaking or edge warping of the steel plate in the stamping process is reduced;

2. through the design of the second groove, the guide roller, the sliding block and the spring, in the process that the steel plate is inserted into the first groove, the edge of the steel plate is abutted against the guide roller, the guide roller rotates and moves to the deep part of the second groove, the guide roller drives the sliding block to slide in the third groove, the sliding block compresses the spring, the spring elastically deforms, the width of the steel plate is wider in the range that the spring can deform, the shrinking length of the spring is more, and further the transverse support and the limiting can be realized on the steel plates with various widths.

Drawings

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

FIG. 2 is a schematic view of the structure of the telescopic rod, the pressing plate and the rubber pad of the present invention;

FIG. 3 is a schematic view of the interior of the second and third grooves according to the present invention;

FIG. 4 is a schematic view of the structure of the spring, slider, guide roller and projection of the present invention.

In the figure: 1. a base; 2. a fixed mount; 3. a supporting seat; 4. a lower die; 5. a first groove; 6. cushion blocks; 7. a limiting column; 8. a cylinder; 9. an upper die; 10. a punch; 11. a telescopic rod; 12. a second groove; 13. pressing a plate; 14. a rubber pad; 15. a third groove; 16. a spring; 17. a slider; 18. a guide roller; 19. and (4) a bump.

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.

The same reference numbers in different drawings identify the same or similar elements; it should be further understood that terms such as "first," "second," "third," "upper," "lower," "front," "back," "inner," "outer," "end," "portion," "section," "width," "thickness," "zone," and the like, as used herein, are merely used for convenience in referring to the figures and to aid in describing the utility model, and are not intended to limit the utility model.

Referring to fig. 1-4, the present invention provides a technical solution: an auxiliary supporting device for mechanical punch forming comprises a base 1, wherein a supporting seat 3 is fixedly installed on the base 1, a lower die 4 is fixedly installed on the supporting seat 3, a first groove 5 is formed in the lower die 4, the first groove 5 is located in the center of the lower die 4, a second groove 12 is formed in the inner wall of the first groove 5, two groups of second grooves 12 are symmetrically arranged, guide rollers 18 are slidably installed inside the second groove 12, the guide rollers 18 are arranged in a plurality of groups at equal intervals, the guide rollers 18 can transversely support and limit a steel plate, and smoothness in the feeding process is improved;

two groups of third grooves 15 are formed in the inner wall of the second groove 12, the two groups of third grooves 15 are respectively located at the inner top and the inner bottom of the second groove 12 and are symmetrically arranged, sliding blocks 17 are slidably mounted inside the third grooves 15, the end parts of the guide rollers 18 are rotatably connected to the sliding blocks 17 through bearings, namely the guide rollers 18 are rotatably mounted between the two groups of sliding blocks 17, springs 16 are fixedly mounted on the inner wall of the third grooves 15, and one ends of the springs 16 are fixedly connected to the sliding blocks 17;

a convex block 19 is fixedly arranged at the end part of the sliding block 17, a sliding groove is formed in the inner wall of the third groove 15, the convex block 19 is slidably arranged in the sliding groove, the sliding block 17 can stably slide in the third groove 15, the convex block 19 is a hemispherical convex block, and the sliding groove and the convex block 19 are correspondingly arranged;

the base 1 is fixedly provided with a fixing frame 2, the fixing frame 2 is a U-shaped fixing frame, the fixing frame 2 is fixedly provided with a cylinder 8, one end of a piston rod of the cylinder 8 is fixedly connected with an upper die 9, the cylinder 8 drives the upper die 9 to move up and down, the lower end of the upper die 9 is respectively and fixedly provided with a punch 10 and a telescopic rod 11, the upper die 9 drives the punch 10 and the telescopic rod 11 to move up and down, the telescopic rods 11 are provided with four groups in an array mode, and the punch 10 is positioned in the middle of the four groups of telescopic rods 11;

specifically, telescopic link 11 sets up to having elastic telescopic link, telescopic link 11 includes the spliced pole, sleeve and compression spring, compression spring fixed mounting is in telescopic inside, spliced pole slidable mounting is in telescopic inside, and spliced pole and compression spring's one end fixed connection, telescopic link 11's lower extreme fixed mounting has clamp plate 13, specifically, a set of clamp plate 13 of the tip fixedly connected with of two sets of telescopic links 11, increase the area that compresses tightly the steel sheet, clamp plate 13's lower extreme fixed mounting has rubber pad 14.

Interior bottom fixed mounting of first recess 5 has cushion 6, the limit portion and the clamp plate 13 of cushion 6 are the alignment setting, the steel sheet is placed on

cushion

6, 11 in-process downshifts of telescopic link, clamp plate 13 and the 14 conflict steel sheets of rubber pad of the 11 lower extreme of telescopic link, then 11 contractions of telescopic link, can compress tightly the steel sheet on cushion 6, reduce the steel sheet and take place to rock or stick up the limit at the punching press in-process, spacing post 7 of fixedly connected with on lower mould 4, go up the through-hole of having seted up on the

mould

9, 7 slidable mounting in the inside of through-hole of spacing post, play spacing effect to the removal of last mould 9 when the punching press, make it keep straight vertical down motion.

During specific implementation, a steel plate is inserted into the first groove 5 from the side part of the lower die 4, the steel plate is placed on the cushion block 6, in the process that the steel plate is inserted into the first groove 5, the edge part of the steel plate abuts against the guide roller 18, the guide roller 18 rotates, the guide roller 18 moves to the deep part of the second groove 12, the guide roller 18 drives the sliding block 17 to slide in the third groove 15, the sliding block 17 compresses the spring 16, the spring 16 elastically deforms, the width of the steel plate is wider in the range that the spring 16 can deform, the shrinking length of the spring 16 is more, and therefore transverse support and limit can be achieved on the steel plates with various widths;

treat that the steel sheet inserts first recess 5 inside back completely, start

cylinder

8, 9 downstream on the cylinder 8 drives, go up mould 9 and drive drift 10 and telescopic link 11 downstream, the rubber pad 14 of telescopic link 11 lower extreme at first contacts the steel sheet, telescopic link 11 shrink to contradict and compress tightly the steel sheet, reduce the steel sheet and take place to rock or stick up the limit at the punching press in-process, then drift 10 contact steel sheet and begin the punching press.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mechanical stamping forming uses auxiliary stay device, includes base (1), its characterized in that: fixed mounting has supporting seat (3) on base (1), fixed mounting has lower mould (4) on supporting seat (3), first recess (5) have been seted up on lower mould (4), second recess (12) have been seted up to the inner wall of first recess (5), the inside slidable mounting of second recess (12) has guide roll (18), fixed mounting has mount (2) on base (1), fixed mounting has cylinder (8) on mount (2), mould (9) in cylinder (8) piston rod one end fixedly connected with, the lower extreme of going up mould (9) is fixed mounting drift (10) and telescopic link (11) respectively, the lower extreme fixed mounting of telescopic link (11) has clamp plate (13), the lower extreme fixed mounting of clamp plate (13) has rubber pad (14).

2. The auxiliary supporting device for mechanical press forming according to claim 1, wherein: third recess (15) have been seted up to the inner wall of second recess (12), the inside slidable mounting of third recess (15) has slider (17), the tip of guide roll (18) passes through the bearing and rotates to be connected on slider (17).

3. The auxiliary supporting device for mechanical press forming according to claim 2, wherein: and a spring (16) is fixedly mounted on the inner wall of the third groove (15), and one end of the spring (16) is fixedly connected onto the sliding block (17).

4. The auxiliary supporting device for mechanical press forming according to claim 3, wherein: the end part of the sliding block (17) is fixedly provided with a convex block (19), the inner wall of the third groove (15) is provided with a sliding groove, the convex block (19) is slidably arranged inside the sliding groove, the convex block (19) is a hemispherical convex block, and the sliding groove and the convex block (19) are correspondingly arranged.

5. The auxiliary supporting device for mechanical press forming according to claim 1, wherein: the inner bottom of the first groove (5) is fixedly provided with a cushion block (6), and the edge of the cushion block (6) is aligned with the pressing plate (13).

6. The auxiliary supporting device for mechanical press forming according to claim 1, wherein: the lower die (4) is fixedly connected with a limiting column (7), the upper die (9) is provided with a through hole, and the limiting column (7) is slidably mounted inside the through hole.