CN210231146U

CN210231146U - Punching machine

Info

Publication number: CN210231146U
Application number: CN201920950098.5U
Authority: CN
Inventors: Shenghong Zhang; 张盛鸿; Shenggang Zhang; 张盛港; Yifeng Chen; 陈以凤
Original assignee: Zhejiang Qiantanghui Sanitation Technology Co Ltd
Current assignee: Qiantanghui Zhejiang Technology Co ltd
Priority date: 2019-06-22
Filing date: 2019-06-22
Publication date: 2020-04-03
Anticipated expiration: 2029-06-22

Abstract

The utility model relates to a punching machine, which comprises a frame, wherein a working platform and a punching head are arranged on the frame; the stamping head is positioned right above the working platform and moves vertically; a limiting component is additionally arranged on the working platform and is positioned outside the projection range of the stamping head on the working platform; the limiting assembly comprises a limiting plate which is perpendicular to the working platform, and a supporting plate is connected to the limiting plate; the backup pad is connected one side towards the punching press head on the limiting plate, and the backup pad sets up in parallel with work platform upper surface. The utility model discloses a set up limiting plate and backup pad, inject the bottom surface and one of them terminal surface of metal plate body, carry out the metal plate body that the punching press was carried out to needs and carry out fine spacing to improve the effect of punching press.

Description

Punching machine

Technical Field

The utility model belongs to the technical field of the fashioned technique of metal plate body and specifically relates to a punching machine is related to.

Background

During the maintenance process of the environmental protection vehicle and the related equipment, partial parts need to be remanufactured and replaced. Part of the metal plate body can be adapted to the corresponding equipment by stamping forming. The press forming of the metal plate body is often performed on a press machine.

Chinese patent with grant publication No. CN203955826U discloses a press, which comprises a base, a working platform, a guide post and a press head, wherein the working platform is arranged above the base, a plurality of guide posts are further arranged above the base, the press head is sleeved on the guide post and can be controlled by an ascending control circuit to move upwards along the guide post, and can be controlled by a descending control circuit to move downwards along the guide post, wherein the press also comprises a safety block and a displacement driving mechanism, and the safety block can be driven by the displacement driving mechanism to move horizontally to the upper side of the working platform or move out.

The above prior art solutions have the following drawbacks: in the metal plate body course of working, can install the mould on the work platform, back on operating personnel placed work platform with the metal plate body, need the handheld metal plate body stationary phase position of operating personnel, utilize the stamping head to carry out the punching press to the metal plate body simultaneously. Because the operator is the manual work and carries out the position locking of metal plate body, can lead to the relative movement of metal plate body in the stamping process, lead to the metal plate body quality after the punching press not good.

Disclosure of Invention

The utility model aims at providing a punching machine has reached and has carried out spacing effect to the metal plate body to the quality of punching press has been improved.

The above object of the present invention is achieved by the following technical solutions:

a punching machine comprises a rack, wherein a working platform and a punching head are arranged on the rack; the stamping head is positioned right above the working platform and moves vertically; a limiting assembly is additionally arranged on the working platform and is positioned outside the projection range of the stamping head on the working platform; the limiting assembly comprises a limiting plate which is perpendicular to the working platform, and a supporting plate is connected to the limiting plate; the supporting plate is connected to one side, facing the stamping head, of the limiting plate and is arranged parallel to the upper surface of the working platform.

By adopting the technical scheme, in the actual use process, an operator holds the metal plate body by hand and places one end of the metal plate body on the supporting plate. And the metal plate body is pushed to be tightly abutted against the limiting plate, so that the metal plate body is better limited, and the stamping quality is improved.

The utility model discloses further set up to: the working platform is provided with a sliding chute; the sliding groove is formed from the position, far away from the projection of the stamping head on the working platform, on the working platform to the position, close to the projection of the stamping head on the working platform, on the working platform; a moving plate parallel to the upper surface of the working platform is additionally arranged above the sliding groove, and a sliding block is fixed at the bottom of the moving plate; the sliding block is embedded in the sliding groove and is in sliding fit along the sliding groove; a locking piece for locking the position of the moving plate on the working platform is additionally arranged between the moving plate and the working platform; and the limiting plate is fixed on the moving plate.

Through adopting above-mentioned technical scheme, according to the metal plate body of equidimension not, adjust the position of movable plate on work platform to change the position of limiting plate and backup pad, thereby enlarged limiting assembly's application scope.

The utility model discloses further set up to: the slide block is arranged in an enlarged manner from top to bottom along the vertical section; the locking piece is a locking bolt which is arranged on the moving plate in a penetrating mode, and the locking bolt is in threaded fit with the moving plate; the locking bolt is provided with at least one in the both sides of limiting plate all.

By adopting the technical scheme, the structural stability of the moving plate in the moving process is improved. And during the use, corotation locking bolt makes the slider support tightly on the inner wall of spout to inject the position of movable plate, convenient operation is swift.

The utility model discloses further set up to: the supporting plate is connected to the limiting plate in a sliding mode along the vertical direction, and an adjusting assembly used for adjusting the height of the supporting plate is additionally arranged between the supporting plate and the moving plate.

Through adopting above-mentioned technical scheme, after the mould on the change work platform, the height that needs the metal plate body of punching press will change, sets up the backup pad into height-adjustable, can adjust according to the processing condition on scene to the application scope of spacing subassembly has been enlarged.

The utility model discloses further set up to: the number of the adjusting assemblies is at least two, and the adjusting assemblies are arranged perpendicular to the moving plate; the adjusting component comprises a threaded rod fixed on the supporting plate and a sleeve fixed on the moving plate, one end of the threaded rod is inserted into the sleeve and is in sliding fit with the sleeve, one end of the sleeve facing the threaded rod is connected with a nut, the nut is in running fit with the sleeve through a bearing, and the nut is in threaded connection with the threaded rod.

Through adopting above-mentioned technical scheme, the height of adjusting the backup pad board is rotated to the nut, and convenient operation is swift.

The utility model discloses further set up to: the limiting plate is provided with at least one limiting groove, and the supporting plate is fixed with a lug; the lug is embedded in the limiting groove and is in sliding fit with the limiting groove.

Through adopting above-mentioned technical scheme, when the height of square swivel nut regulation backup pad, the lug can slide along the spacing groove to the structural stability of backup pad motion has been improved.

The utility model discloses further set up to: the top of the limiting plate is additionally provided with a top plate, and the top plate and the supporting plate are located on the same side of the limiting plate.

Through adopting above-mentioned technical scheme, when needs carry out the punching press to the plate body, insert the plate body between roof and the backup pad to carry out spacingly to the plate body better, further improved the structural stability when the punching press of plate body.

The utility model discloses further set up to: the upper surface of the top plate is additionally provided with a pointer, and the pointer is arranged perpendicular to the moving direction of the punching head; the pointer is in sliding fit along the direction perpendicular to the pointer, and a fixing piece is additionally arranged between the pointer and the top plate.

Through adopting above-mentioned technical scheme, when the edge of needs to the metal plate body is punched, place the metal plate body in the backup pad earlier to with the metal plate body remove the position that is fit for the punching press. Then, the pointer is moved so that the pointer is aligned with the edge of the metal plate body, and the position of the pointer is locked. One side of the metal plate body is placed on the supporting plate, and the other side of the metal plate body is aligned with the pointer, so that the later stamping efficiency and stamping quality are improved.

The utility model discloses further set up to: a moving groove is formed in the top plate, a moving block is fixed on the pointer, and the moving block is in sliding fit with the moving groove; the moving blocks are arranged in a T shape; the fixing piece is a fixing bolt penetrating through the pointer, and the fixing bolt is in threaded fit with the pointer.

Through adopting above-mentioned technical scheme, lock the position of pointer through rotating fixing bolt, convenient operation is swift.

To sum up, the utility model discloses a beneficial technological effect does:

1. the bottom surface and one end surface of the metal plate body are limited by arranging the limiting plate and the supporting plate, and the metal plate body to be stamped is well limited, so that the stamping effect is improved;

2. the supporting plate with the adjustable height is arranged, so that the height of different molds is adapted, and the application range of the limiting assembly is enlarged.

Drawings

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

Fig. 2 is an enlarged view of a part of the structure of fig. 1.

Fig. 3 is a sectional view taken along line a-a of fig. 1.

Fig. 4 is a sectional view taken along line B-B of fig. 1.

Fig. 5 is a top view of the top plate.

In the figure, 1, a frame; 11. a working platform; 111. a chute; 12. punching a head; 2. a limiting component; 21. moving the plate; 211. a slider; 212. locking the bolt; 22. a limiting plate; 221. a limiting groove; 23. a support plate; 231. a bump; 24. a top plate; 241. a moving groove; 3. an adjustment assembly; 31. a threaded rod; 32. a sleeve; 33. a nut; 4. a pointer; 41. a moving block; 42. and (5) fixing the bolt.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a punching machine, including frame 1, be provided with work platform 11 and punching press head 12 on the frame 1. The punching head 12 is located right above the working platform 11, and the punching head 12 moves vertically. In use, a die (not shown) is mounted on the working platform 11, a metal plate (not shown) is placed on the die, and the stamping head 12 is started to move downwards for stamping.

With reference to fig. 1 and 2, a limiting component 2 is additionally arranged on the working platform 11, the limiting component 2 is located outside the range of the projection of the stamping head 12 on the working platform 11, and the limiting component 2 is arranged near the rear of the frame 1.

The limiting assembly 2 comprises a moving plate 21 parallel to the upper surface of the working platform 11, a limiting plate 22 perpendicular to the moving plate 21, a supporting plate 23 perpendicular to the limiting plate 22, and a top plate 24 fixed on the top of the limiting plate 22.

Referring to fig. 2 and 3, a slider 211 is fixed to the bottom of the moving plate 21, and the slider 211 has a wedge-shaped or T-shaped cross section (the slider 211 in the drawings has a T-shaped cross section). The sliding block 211 is embedded in the sliding slot 111 of the working platform 11, and the sliding block 211 is in sliding fit along the sliding slot 111. The chute 111 is opened from a position on the work platform 11 far from the projection of the punch head 12 on the work platform 11 toward a position on the work platform 11 near the projection of the punch head 12 on the work platform 11.

A locking piece is additionally arranged between the moving plate 21 and the working platform 11, the locking piece is a locking bolt 212 which is arranged on the moving plate 21 in a penetrating mode, and the locking bolt 212 is in threaded fit with the moving plate 21. The locking bolt 212 is disposed on each of two sides of the limiting plate 22, and when the end of the bolt abuts against the upper surface of the working platform 11, the sliding block 211 abuts against the inner wall of the sliding groove 111, so as to lock the position of the moving plate 21 on the working platform 11.

With reference to fig. 2 and 4, two vertical limiting grooves 221 are formed in one side of the limiting plate 22 facing the punch head 12, and the cross section of each limiting groove 221 is T-shaped. The supporting plate 23 is fixed with a protrusion 231, and the protrusion 231 is embedded in the limiting groove 221 and is in sliding fit along the limiting groove 221.

Two adjusting assemblies 3 are additionally arranged between the supporting plate 23 and the moving plate 21, and each adjusting assembly 3 comprises a threaded rod 31, a sleeve 32 and a nut 33. The threaded rods 31 are vertically fixed to the lower surface of the support plate 23, and the thread directions of the two threaded rods 31 are the same. The sleeve 32 is fixed vertically to the upper surface of the moving plate 21, and the bottom of the threaded rod 31 is inserted into the sleeve 32 and is fitted slidably along the sleeve 32. A nut 33 is attached to the top of the sleeve 32 and there is a bearing running fit between the nut 33 and the sleeve 32. The nut 33 is sleeved outside the thread stem and is in threaded connection with the threaded rod 31, and when the nut 33 is rotated, the threaded rod 31 moves up and down along the sleeve 32.

Referring to fig. 4 and 5, the pointer 4 is additionally arranged on the upper surface of the top plate 24, the pointer 4 is arranged perpendicular to the moving direction of the stamping head 12, and a mold (not shown in the figure) on the needle point carton working platform 11 of the pointer 4 is arranged. The top plate 24 is provided with a moving groove 241, and the moving groove 241 is perpendicular to the sliding groove 111. A moving block 41 is fixed to the pointer 4, the moving block 41 is provided in a T shape, and the moving block 41 is fitted in the moving groove 241 and slidably engaged along the moving groove 241. A fixing piece is additionally arranged between the pointer 4 and the top plate 24, the fixing piece is a fixing bolt 42 which is arranged on the pointer 4 in a penetrating mode, and the fixing bolt 42 is in threaded fit with the pointer 4.

The implementation principle of the embodiment is as follows: when it is desired to stamp the edge of the metal plate body. The mold is first mounted on the work platform 11. The metal plate body is placed on the mold, and one end of the metal plate body is placed on the support plate 23. The height of the support plate 23 is adjusted by turning the nut 33 so that the duty-taking height and the mold are matched. The metal plate body is moved to be located at a designed position. The locking bolt 212 is unlocked and the moving plate 21 is moved so that the stopper plate 22 interferes with the end surface of the metal plate body, and the locking bolt 212 is locked to thereby define the position of the moving plate 21. Next, the fixing bolt 42 is unlocked and the pointer 4 is moved to be aligned with the edge of the metal plate body to be punched. And finally, starting the stamping head 12 to stamp the metal plate body.

In practice, the length of the support plate 23 is greater than the width of the die, so that the ground of the metal plate body to be stamped is located on the support plate 23.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A punching machine comprises a rack (1), wherein a working platform (11) and a punching head (12) are arranged on the rack (1); the stamping head (12) is positioned right above the working platform (11), and the stamping head (12) moves vertically; the method is characterized in that: a limiting component (2) is additionally arranged on the working platform (11), and the limiting component (2) is positioned outside the projection range of the stamping head (12) on the working platform (11); the limiting assembly (2) comprises a limiting plate (22) which is perpendicular to the working platform (11), and a supporting plate (23) is connected to the limiting plate (22); the supporting plate (23) is connected to one side, facing the stamping head (12), of the limiting plate (22), and the supporting plate (23) is arranged in parallel to the upper surface of the working platform (11).

2. A die press according to claim 1, wherein: a sliding groove (111) is formed in the working platform (11); the sliding groove (111) is formed from the position, far away from the projection of the stamping head (12) on the working platform (11), on the working platform (11) to the position, close to the projection of the stamping head (12) on the working platform (11), on the working platform (11); a moving plate (21) parallel to the upper surface of the working platform (11) is additionally arranged above the sliding groove (111), and a sliding block (211) is fixed at the bottom of the moving plate (21); the sliding block (211) is embedded in the sliding groove (111) and is in sliding fit along the sliding groove (111); a locking piece used for locking the position of the moving plate (21) on the working platform (11) is additionally arranged between the moving plate (21) and the working platform (11); and the limiting plate (22) is fixed on the moving plate (21).

3. A die press according to claim 2, wherein: the sliding block (211) is arranged in an enlarged manner from top to bottom along the vertical section; the locking piece is a locking bolt (212) which is arranged on the moving plate (21) in a penetrating mode, and the locking bolt (212) is in threaded fit with the moving plate (21); the locking bolt (212) is provided with at least one on both sides of the limiting plate (22).

4. A die press according to claim 2, wherein: the supporting plate (23) is connected to the limiting plate (22) in a sliding mode along the vertical direction, and an adjusting assembly (3) used for adjusting the height of the supporting plate (23) is additionally arranged between the supporting plate (23) and the moving plate (21).

5. A press according to claim 4, wherein: the number of the adjusting assemblies (3) is at least two, and the adjusting assemblies (3) are arranged perpendicular to the moving plate (21); adjusting part (3) including be fixed in threaded rod (31) on backup pad (23) and be fixed in sleeve (32) on the movable plate (21), threaded rod (31) one end peg graft in sleeve (32) and along sleeve (32) sliding fit, the one end of going towards threaded rod (31) on sleeve (32) is connected with nut (33), nut (33) are through bearing and sleeve (32) normal running fit, just nut (33) and threaded rod (31) threaded connection.

6. A press according to claim 4, wherein: the limiting plate (22) is provided with at least one limiting groove (221), and the supporting plate (23) is fixed with a convex block (231); the convex block (231) is embedded in the limiting groove (221) and is in sliding fit with the limiting groove (221).

7. A press according to claim 1 or 4, wherein: the top of the limiting plate (22) is additionally provided with a top plate (24), and the top plate (24) and the supporting plate (23) are located on the same side of the limiting plate (22).

8. A die press according to claim 7, wherein: the upper surface of the top plate (24) is additionally provided with a pointer (4), and the pointer (4) is arranged perpendicular to the moving direction of the stamping head (12); the pointer (4) is in sliding fit along the direction perpendicular to the pointer (4), and a fixing piece is additionally arranged between the pointer (4) and the top plate (24).

9. A die press according to claim 8, wherein: a moving groove (241) is formed in the top plate (24), a moving block (41) is fixed to the pointer (4), and the moving block (41) is in sliding fit with the moving groove (241); the moving block (41) is arranged in a T shape; the fixing piece is a fixing bolt (42) penetrating through the pointer (4), and the fixing bolt (42) is in threaded fit with the pointer (4).