CN220389612U

CN220389612U - Punching die

Info

Publication number: CN220389612U
Application number: CN202320817927.9U
Authority: CN
Inventors: 陈华; 贾俊; 贾春
Original assignee: Anhui Hengjiu Equipment Mould Manufacturing Co ltd
Current assignee: Anhui Hengjiu Equipment Mould Manufacturing Co ltd
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2024-01-26
Anticipated expiration: 2033-04-10

Abstract

The utility model discloses a punching die which comprises a die main body and a supporting and positioning mechanism, wherein the die main body comprises a lower die holder, a lower die plate and a plate-shaped workpiece, the plate-shaped workpiece is horizontally positioned in a limit groove formed in the surface of the lower die plate, the supporting and positioning mechanism is arranged between the plate-shaped workpiece and the lower die holder and comprises a frame, a supporting roller, a side wheel component and a supporting plate, the frame internally provided with the supporting roller is respectively positioned on the upper surface and the lower surface of the plate-shaped workpiece, and the end part of the frame is connected with the supporting plate fixed on the upper surface of the lower die holder; according to the utility model, the die main body, the plate-shaped workpiece and the supporting and positioning mechanism are combined, so that the end part of the fed plate-shaped workpiece can be supported and positioned, the condition that the falling deformation of the plate-shaped workpiece affects feeding punching is avoided, the positioning positions between the side wheel members can be adjusted according to the sizes of the plate-shaped workpiece, the plate-shaped workpiece with different sizes is adapted, and the cutting stability and convenience of the workpiece are improved.

Description

Punching die

Technical Field

The utility model belongs to the technical field of punching processing equipment, and particularly relates to a punching die.

Background

A punching die is a device for processing a material (metal or nonmetal) into a part (or a semi-finished product) in one of punching dies. The separation of the material occurs along a closed or open contour. Such as blanking dies, punching dies, cutting dies, slitting dies, trimming dies, slitting dies, etc.

When some conventional punching dies are used for punching a workpiece, the longer end of the workpiece extends out of the die and is exposed outside, so that the workpiece slightly deforms to influence the cutting quality, and the original positioning measures cannot be suitable for the problem of plate-shaped workpieces with different sizes.

Disclosure of Invention

The utility model aims to provide a punching die for solving the problem that the cutting quality is affected due to the fact that the plate-shaped workpiece is possibly subjected to falling deformation in the cutting process in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a die-cut mould, includes the mould main part and supports positioning mechanism, the mould main part includes die holder, lower bolster and platy work piece, platy work piece level is located the spacing groove of lower bolster surface seting up, support positioning mechanism installs between platy work piece and die holder, support positioning mechanism includes frame, backing roll, side wheel component and backup pad, internally mounted has the backing roll the frame is located platy work piece upper and lower surface respectively, the tip and the backup pad of fixing on the die holder of frame are connected, two the side wheel component is located platy work piece both sides and with frame swing joint respectively.

Preferably, a mounting shaft is arranged in the frame, the supporting roller is rotatably sleeved on the mounting shaft, and the supporting roller is in contact with the surface of the plate-shaped workpiece.

Preferably, a sleeve plate is fixed on the surface of the end part of the frame, the sleeve plate is sleeved on the supporting plate, and the limit bolts are vertically and rotatably arranged on the surface of the sleeve plate and are in contact with the surface of the supporting plate.

Preferably, the side wheel component comprises a guide side wheel, a support column, a support ring and a transverse plate, wherein the transverse plate is vertically arranged on the left side of the lower frame, the support column is vertically fixed on the upper surface of the end part of the transverse plate, and the H-shaped guide side wheel is movably sleeved on the support column.

Preferably, the support ring is sleeved on the support column in a rotating way, and the upper surface of the support ring is provided with balls which are in contact with the lower surface of the guide side wheel.

Preferably, the right end of the transverse plate is fixedly provided with a sliding sleeve sleeved on the frame, the limiting rod is vertically and rotatably arranged on the upper surface of the sliding sleeve, and the lower end of the limiting rod is in contact with the surface of the frame.

Preferably, the die main body further comprises an upper die fixing plate arranged above the lower die holder, a cutting upper die is arranged on the lower surface of the upper die fixing plate, and a guide post and a reset spring are arranged between the upper die fixing plate and the lower die plate.

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

(1) According to the utility model, the die main body, the plate-shaped workpiece and the supporting and positioning mechanism are combined, so that the end part of the fed plate-shaped workpiece can be supported and positioned, the condition that the falling deformation of the plate-shaped workpiece affects feeding punching is avoided, the positioning positions between the side wheel members can be adjusted according to the sizes of the plate-shaped workpiece, the plate-shaped workpiece with different sizes is adapted, and the cutting stability and convenience of the workpiece are improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a supporting and positioning mechanism according to the present utility model;

FIG. 3 is a schematic view of the construction of a side wheel member of the present utility model;

in the figure: 100. a mold body; 101. a lower die holder; 102. a lower template; 103. cutting an upper die; 1031. an upper die fixing plate; 104. a plate-like work; 200. a supporting and positioning mechanism; 201. a frame; 2011. a sleeve plate; 2012. a limit bolt; 202. a support roller; 203. a side wheel member; 2031. a guide side wheel; 2032. a support column; 2033. a support ring; 2034. a cross plate; 20341. a sliding sleeve; 20342. a limit rod; 204. and a support plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Example 1

Referring to fig. 1 and 2, the present utility model provides a technical solution: the die-cutting die comprises a die body 100 and a supporting and positioning mechanism 200, wherein the die body 100 comprises a lower die holder 101, a lower die plate 102 and a plate-shaped workpiece 104, the plate-shaped workpiece 104 is horizontally positioned in a limiting groove formed in the surface of the lower die plate 102, the plate-shaped workpiece 104 is convenient to place and cut, the supporting and positioning mechanism 200 is installed between the plate-shaped workpiece 104 and the lower die holder 101, the supporting and positioning mechanism 200 can support and limit the end part of the plate-shaped workpiece 104 in feeding, the feeding position stability and accuracy of the feeding position are improved, the supporting and positioning mechanism 200 comprises a frame 201, supporting rollers 202, side wheel members 203 and supporting plates 204, the frame 201 internally provided with the supporting rollers 202 is respectively positioned on the upper surface and the lower surface of the plate-shaped workpiece 104, the supporting rollers 202 can contact and support the plate-shaped workpiece 104, friction to the plate-shaped workpiece 104 is reduced, the end part of the frame 201 is connected with the supporting plates 204 fixed on the lower die holder 101, the supporting plates 204 are installed through screws, the two side wheel members 203 are respectively positioned on two sides of the plate-shaped workpiece 104 and are movably connected with the frame 201, and the side wheel members 203 can position the plate-shaped workpiece 104, and lateral offset is avoided.

In this embodiment, preferably, a mounting shaft is disposed inside the frame 201, and the support roller 202 is rotatably sleeved on the mounting shaft, so that the support roller 202 is conveniently driven to rotate along with feeding of the plate-shaped workpiece 104, friction resistance between the support roller and the plate-shaped workpiece is reduced, and the support roller 202 is in surface contact with the plate-shaped workpiece 104.

In this embodiment, preferably, a sleeve plate 2011 is fixed on the surface of the end of the frame 201, the sleeve plate 2011 is sleeved on the support plate 204, the sleeve plate 2011 can move along the support plate 204 to change the distance between two adjacent frames 201, and a limit bolt 2012 is vertically and rotationally installed on the surface of the sleeve plate 2011 and contacts with the surface of the support plate 204, so that the position of the frame 201 can be limited and fixed by using the friction resistance of contact.

In this embodiment, preferably, the side wheel member 203 includes a guiding side wheel 2031, a supporting column 2032, a supporting ring 2033 and a cross plate 2034, the side wheel member 203 can position the plate workpiece 104 to avoid the situation that the cutting process is affected due to front-back offset, the cross plate 2034 is vertically installed on the left side of the lower frame 201, the supporting column 2032 is vertically fixed on the upper surface of the end of the cross plate 2034, the H-shaped guiding side wheel 2031 is movably sleeved on the supporting column 2032, the height of the guiding side wheel 2031 on the supporting column 2032 is adjustable, the end of the plate workpiece 104 is located in the guiding side wheel 2031, the supporting ring 2033 is rotatably sleeved on the supporting column 2032, the upper surface of the supporting ring 2033 is provided with balls contacting with the lower surface of the guiding side wheel 2031, and the supporting ring 2033 can limit and fix the height position of the guiding side wheel 2031.

In summary, when in use, the two support plates 204 are fixed on the upper surface of the lower die holder 101 through screws, so that the two frames 201 are moved to drive the sleeve plate 2011 to move along the support plates 204 until the distance between the two frames 201 and the support roller 202 inside is proper, the distance is convenient for the plate-shaped workpiece 104 to pass through, according to the size of the plate-shaped workpiece 104, the two guide side wheels 2031 are moved, the transverse plate 2034 and the sliding sleeve 20341 are driven to move along the frames 201 until the distance between the two guide side wheels 2031 is proper, the limit rod 20342 is screwed to enable the inner ends of the limit rods to be in contact with the surfaces of the frames 201 until the positions of the guide side wheels 2031 are limited and fixed by the contacted friction resistance, the front end and the rear end of the plate-shaped workpiece 104 are positioned in the two guide side wheels 2031, and the upper surface and the lower surface of the support roller 202 are contacted simultaneously, and the feeding of the plate-shaped workpiece 104 is rubbed with the support roller 202, so that the friction between the support roller 202 rolls, the friction between the support roller 202 and the plate-shaped workpiece 104 is reduced, the accuracy of the feeding position of the plate-shaped workpiece 104 is increased, the deflection or the position accuracy of the plate-shaped workpiece 104 is not tilted, the position of the plate-shaped workpiece 104 is increased, and the safety and the cutting stability is not affected.

Example 2

Referring to fig. 1-3, a second embodiment of the present utility model is shown, which differs from the previous embodiment.

In this embodiment, preferably, the right end of the cross plate 2034 is fixed with a sliding sleeve 20341 sleeved on the frame 201, the sliding sleeve 20341 can move along the frame 201 to drive the cross plate 2034 and the guide side wheel 2031 to move in the Y-axis direction, the limiting rod 20342 is vertically and rotationally mounted on the upper surface of the sliding sleeve 20341, the lower end of the limiting rod 20342 contacts with the surface of the frame 201, and the position of the sliding sleeve 20341 can be limited and fixed by using the contacted friction resistance, so that the position of the guide side wheel 2031 is fixed.

In this embodiment, preferably, the die main body 100 further includes an upper die fixing plate 1031 mounted above the lower die holder 101, a cutting upper die 103 is disposed on the lower surface of the upper die fixing plate 1031, the cutting upper die 103 can be driven by an external force driving system to move to perform punching processing on the plate-shaped workpiece 104, and a guide post and a return spring are disposed between the upper die fixing plate 1031 and the lower die plate 102.

Although embodiments of the present utility model have been shown and described in detail with reference to the foregoing detailed description, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein 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 die-cut mould, includes mould main part (100) and supports positioning mechanism (200), mould main part (100) include die holder (101), lower bolster (102) and platy work piece (104), platy work piece (104) level is located the spacing groove of seting up on lower bolster (102) surface, its characterized in that: the supporting and positioning mechanism (200) is installed between the plate-shaped workpiece (104) and the lower die holder (101), the supporting and positioning mechanism (200) comprises a frame (201), supporting rollers (202), side wheel components (203) and supporting plates (204), the frame (201) with the supporting rollers (202) installed inside is located on the upper surface and the lower surface of the plate-shaped workpiece (104) respectively, the end portions of the frame (201) are connected with the supporting plates (204) fixed on the lower die holder (101), and the two side wheel components (203) are located on two sides of the plate-shaped workpiece (104) respectively and are movably connected with the frame (201).

2. A punching die according to claim 1, characterized in that: the frame (201) is internally provided with a mounting shaft, the supporting roller (202) is rotatably sleeved on the mounting shaft, and the supporting roller (202) is in surface contact with the plate-shaped workpiece (104).

3. A punching die according to claim 1, characterized in that: the end surface of the frame (201) is fixedly provided with a sleeve plate (2011), the sleeve plate (2011) is sleeved on the supporting plate (204), and the limit bolts (2012) are vertically and rotatably arranged on the surface of the sleeve plate (2011) and are in contact with the surface of the supporting plate (204).

4. A punching die according to claim 1, characterized in that: the side wheel component (203) comprises a guide side wheel (2031), a support column (2032), a support ring (2033) and a transverse plate (2034), wherein the transverse plate (2034) is vertically arranged on the left side of a frame (201) below, the support column (2032) is vertically fixed on the upper surface of the end part of the transverse plate (2034), and the H-shaped guide side wheel (2031) is movably sleeved on the support column (2032).

5. A punching die according to claim 4, characterized in that: the support ring (2033) is sleeved on the support column (2032) in a rotating mode, and balls which are in contact with the lower surface of the guide side wheel (2031) are arranged on the upper surface of the support ring (2033).

6. A punching die according to claim 4, characterized in that: the right end of the transverse plate (2034) is fixedly provided with a sliding sleeve (20341) sleeved on the frame (201), a limiting rod (20342) is vertically and rotatably arranged on the upper surface of the sliding sleeve (20341), and the lower end of the limiting rod (20342) is in surface contact with the frame (201).

7. A punching die according to claim 1, characterized in that: the die body (100) further comprises an upper die fixing plate (1031) arranged above the lower die holder (101), a cutting upper die (103) is arranged on the lower surface of the upper die fixing plate (1031), and a guide pillar and a reset spring are arranged between the upper die fixing plate (1031) and the lower die plate (102).