CN214919816U

CN214919816U - Positioning stamping die

Info

Publication number: CN214919816U
Application number: CN202121252571.6U
Authority: CN
Inventors: 屠世顺; 夏航鹏
Original assignee: Xingsan Xingyun Technology Co Ltd
Current assignee: Xingsanxing Cloud Technology Co ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-11-30
Anticipated expiration: 2031-06-04

Abstract

The utility model provides a location stamping die, mould use in the cooperation, include: the device comprises a top plate, a base, at least two fixing frames, a driving electric cylinder, an upper die limiting plate and a material fixer; the upper die limiting plate is connected with the upper die in an up-and-down sliding mode and is connected with the inner sides of the two fixing frames; the material fixer is fixedly arranged on the base and positioned between the two fixing frames, and comprises a device box, a first positioning piece, a second positioning piece and an adjusting component arranged in the device box. This location stamping die through the mount with go up the effect of mould limiting plate, the precision of aiming at when can maintaining the mould punching press, through first setting element of adjusting part control and second setting element centre gripping material, can the position of fixed material, and then improve the quality and the qualification rate of punching press product.

Description

Positioning stamping die

Technical Field

The utility model relates to a mould field especially relates to a location stamping die.

Background

The stamping die is a special process equipment for processing materials into parts in cold stamping processing, and is called as a cold stamping die. Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation thereof, thereby obtaining a desired part.

In current industrial production, a stamping die is often used for manufacturing various components, and the stamping die generally includes an upper die base and a lower die base, and in the stamping process, a material is placed on the lower die base, and the upper die base is aligned with the lower die base for stamping, so that the material is processed into a stamping product meeting requirements.

However, the stamping force of the upper die base on the lower die base is too large, which may cause deformation or excessive wear of the die, and further increase the loss of the stamping die and the cost for producing and processing various products or parts. In addition, the worn stamping die can affect the alignment precision of the upper die base and the lower die base, and the situation that the precision deviation of the upper die base and the lower die base is large can lead to that the processed product is difficult to meet the practical requirement. In addition, during the stamping process, the stamping force is too large, which often causes the material to shake or shift position, and affects the quality of the stamped product.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a location stamping die not only can cushion the impact force among the stamping process, reduces stamping die's loss, can also maintain the precision that the mould aimed at to fixed material's position, and then improve the quality and the qualification rate of punching press product.

In order to solve the technical problem, the utility model provides a following technical scheme:

a positioning and stamping die used in cooperation with an upper die comprises: the device comprises a top plate, a base, at least two fixing frames, a driving electric cylinder, an upper die limiting plate and a material fixer; the upper die limiting plate is connected with the upper die in an up-and-down sliding mode and is connected with the inner sides of the two fixing frames; the material fixer is fixedly arranged on the base and positioned between the two fixing frames, and comprises a device box, a first positioning piece, a second positioning piece and an adjusting component arranged in the device box; the upper end face of the device box is symmetrically provided with sliding grooves, the first positioning piece and the second positioning piece are arranged in the sliding grooves in a sliding mode, the adjusting assembly comprises a rotating shaft seat, a rotating shaft rod and a power rod, the rotating shaft rod is rotatably sleeved with the rotating shaft seat, the two ends of the rotating shaft are respectively connected with the power rod in an inserting mode, one end of the power rod is rotatably connected with the first positioning piece, the side face of the first positioning piece is provided with a push-pull rod, holes matched with the push-pull rod are formed in the device box and a fixing frame, the push-pull rod penetrates through the device box and the fixing frame to be fixedly connected with the first positioning piece, and the power rod fixedly connected with the second positioning piece is connected with the other end of the rotating shaft in an inserting mode

Preferably, the inner side of the fixing frame is provided with a sliding rail, the two ends of the upper die limiting plate are provided with sliding parts matched with the sliding rail, and the sliding parts are arranged in the sliding rail in a sliding mode.

Preferably, the lower end of the sliding rail is provided with a buffer.

Preferably, the buffer part comprises a buffer top plate, a buffer bottom plate, an elastic part and a buffer pad; the upper end of the elastic piece is connected with the buffering top plate, and the lower end of the elastic piece is connected with the buffering bottom plate; the buffer bottom plate is fixed at the bottom of the slide rail, and the buffer cushion is fixedly arranged on the upper end face of the buffer top plate.

Preferably, the top of mount is equipped with the flexible guide bar of multiunit, and the flexible guide bar of multiunit is located the periphery of driving electric jar, and the mount is connected to the upper end of flexible guide bar, and the mould limiting plate is connected to the lower extreme.

Preferably, the control rod and the telescopic guide rod comprise a fixed joint and a telescopic joint, wherein the fixed joint is fixed at the top end of the fixed frame, the telescopic joint is sleeved in the fixed joint, one end of the telescopic joint of the telescopic guide rod is connected with the upper die limiting plate, and the telescopic joint of the control rod is fixedly connected with the upper die limiting plate and penetrates through the upper die limiting plate to be connected with the upper die.

Preferably, the anti-skid pads are arranged on the opposite surfaces of the first positioning piece and the second positioning piece.

Preferably, the control rod and the upper die are provided with thread structures matched with each other, and the control rod is connected with the upper die in a threaded mode.

Compared with the prior art, the technical scheme has the following beneficial effects:

1. maintaining the alignment accuracy during the stamping of the upper die: the location stamping die in this scheme passes through the mount and mutually supports with last mould limiting plate, and the moving direction when keeping the mould punching press, the material of mould accurate alignment below in the assurance to accomplish accurate punching press operation.

2. Fixing the material position: the material positioner is designed for the positioning stamping die in the scheme, and the first positioning piece and the second positioning piece are controlled to clamp materials by using the push-pull rod according to the size of the materials, so that the positions of the materials are fixed, and the quality and the qualification rate of a stamped product are improved.

3. The positioning stamping die has the advantages that the buffer parts are arranged in the sliding rails of the fixing frame, and the probability that the stamping die is damaged due to overlarge stamping force during stamping is reduced through the elastic action of the buffer parts.

Drawings

Fig. 1 is a schematic structural view of a positioning and stamping die according to some embodiments of the present invention.

Fig. 2 is a schematic view of a device box for positioning a stamping die according to some embodiments of the present invention.

Fig. 3 is a schematic view of the internal structure of a material holder according to some embodiments of the present invention.

In the figure: 10-top plate, 20-base, 30-fixing frame, 31-sliding rail, 32-buffering member, 40-driving electric cylinder, 41-control rod, 50-upper die limiting plate, 51-upper die, 60-material fixer, 61-device box, 62-first fixing member, 63-second fixing member, 64-push-pull rod, 65-sliding groove, 66-rotating shaft seat, 67-rotating shaft rod and 68-power rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.

It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the terms are used in the description to indicate that the referenced device or element must have the specified orientation, be constructed and operated in the specified orientation, and not for the purposes of limitation.

It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a positioning stamping die in some embodiments of the present invention.

This location stamping die, the cooperation top mold 51 uses, includes: the device comprises a top plate 10, a base 20, at least two fixing frames 30, a driving electric cylinder 40, an upper die limiting plate 50 and a material fixer 60; at least two fixing frames 30 are symmetrically arranged on the base 20, the upper ends of the fixing frames 30 are connected with the top plate 10, the lower end of the top plate 10 is provided with a driving electric cylinder 40, the driving electric cylinder 40 is electrically connected with a control rod 41, the control rod 41 penetrates through an upper die limiting plate 50 and is connected with an upper die 51, and the upper die limiting plate 50 is connected to the inner sides of the two fixing frames 30 in an up-and-down sliding manner; the material fixer 60 is fixedly arranged on the base 20 and positioned between the two fixing frames 30, and comprises a device box 61, a first positioning piece 62, a second positioning piece 63 and an adjusting component arranged in the device box 61; the upper end face of the device box 61 is symmetrically provided with sliding grooves 65, the first positioning piece 62 and the second positioning piece 63 are arranged in the sliding grooves 65 in a sliding mode, the adjusting assembly comprises a rotating shaft seat 66, a rotating shaft rod 67 and a power rod 68, the rotating shaft rod 67 is rotatably sleeved with the rotating shaft seat 66, the power rod 68 is respectively inserted into two ends of the rotating shaft, one end of the power rod 68 is rotatably connected with the first positioning piece 62, the side face of the first positioning piece 62 is provided with a push-pull rod 64, holes matched with the push-pull rod 64 are formed in the device box 61 and the fixing frame 30, the push-pull rod 64 penetrates through the device box 61 and the fixing frame 30 to be fixedly connected with the first positioning piece 62, and the power rod 68 inserted into the other end of the rotating shaft rod 67 is fixedly connected with the second positioning piece 63.

Specifically, the material is placed on the material holder 60, the adjusting assembly is used to enable the first positioning piece 62 and the second positioning piece 63 to clamp and fix the material, the upper die 51 is installed on the control rod 41, the material is enabled to face the upper die 51, then the driving electric cylinder 40 is started, the upper die 51 and the die limiting plate 50 slide up and down between the two fixing frames 30, and the material is punched into a required shape.

First, in order to maintain the alignment accuracy of the upper die 51 during the stamping process, the top plate 10, the base 20, at least two fixing frames 30, the driving cylinder 40, and the upper die positioning plate 50 are designed in this embodiment; at least two fixing frames 30 are symmetrically arranged on the base 20, the upper ends of the fixing frames 30 are connected with the top plate 10, the lower end of the top plate 10 is provided with a driving electric cylinder 40, the driving electric cylinder 40 is electrically connected with the control rod 41, the upper die 51 limiting device is fixedly sleeved with the control rod 41, the control rod 41 penetrates through the upper die limiting plate 50 and is connected with the upper die 51, and the upper die limiting plate 50 is vertically and slidably connected to the inner sides of the two fixing frames 30.

Specifically, the upper die 51 is mounted at the lower end of the control rod 41, after the driving electric cylinder 40 is started, the control rod 41 extends and retracts up and down, and the stopper of the upper die 51 and the upper die 51 slide up and down in the slide rail 31 of the fixed frame 30 along with the control rod 41, so that the moving direction of the upper die 51 is ensured not to deviate.

In some embodiments, the inner side of the fixing frame 30 is provided with a sliding rail 31, and both ends of the upper mold limiting plate 50 are provided with sliding members matching with the sliding rail 31, and the sliding members are slidably disposed in the sliding rail 31. After the driving electric cylinder 40 is started, the control rod 41 stretches and retracts to drive the upper die 51 stopper to slide up and down, the sliding piece is embedded in the sliding rail 31 to slide up and down, the moving direction of the upper die 51 stopper is maintained, and the punching operation is accurately realized.

In addition, in order to make the stress of the upper die limiting plate 50 uniform and keep balance, in some embodiments, a plurality of sets of telescopic guide rods 70 are disposed at the top end of the fixing frame 30, the plurality of sets of telescopic guide rods 70 are located at the periphery of the driving electric cylinder 40, the upper end of the telescopic guide rods 70 is connected to the fixing frame 30, and the lower end is connected to the upper die limiting plate 50. When the driving electric cylinder 40 is started and the control rod 41 extends, the plurality of groups of telescopic guide rods 70 connected to the fixed frame 30 extend together, so that the upper die limiting plate 50 connected to the lower end of the telescopic guide rods 70 is uniformly stressed. Specifically, the control rod 41 and the telescopic guide rod 70 both include a fixed joint and a telescopic joint, wherein the fixed joint is fixed at the top end of the fixed frame 30, the telescopic joint is sleeved in the fixed joint, one end of the telescopic joint of the telescopic guide rod 70 is connected with the stopper of the upper mold 51, the telescopic joint of the control rod 41 is fixedly connected with the upper mold limiting plate 50, and penetrates through the upper mold limiting plate 50 to be connected with the upper mold 51. After the driving electric cylinder 40 is started, the telescopic joint is driven by the driving electric cylinder 40 to do up-and-down telescopic motion relative to the fixed joint, and the upper die limiting plate 50 and the upper die 51 are stably stamped downwards.

In addition, in order to reduce the loss of the stamping die caused by excessive stamping force, in some embodiments, the lower end of the sliding rail 31 is provided with a buffer 32, and the buffer 32 includes a buffer top plate 10, a buffer bottom plate, an elastic element and a buffer pad; the upper end of the elastic piece is connected with a buffer top plate 10, and the lower end of the elastic piece is connected with a buffer bottom plate; the buffer bottom plate is fixed at the bottom of the slide rail 31, and the buffer pad is fixedly arranged on the upper end surface of the buffer top plate 10. When the upper die limiting plate 50 is punched downwards, the cushion pads are pressed by the two ends of the upper die limiting plate 50, the elastic piece is compressed downwards, and the downward punching force of the upper die limiting plate 50 is buffered by means of the elastic force of the elastic piece, so that the loss of the punching die is reduced.

Specifically, in some embodiments, the control rod 41 and the upper mold 51 have matching threads, and the control rod 41 is screwed onto the upper mold 51. Thus, the positioning and stamping die can be replaced by different upper dies 51, so that the production of different products can be conveniently realized.

Next, in order to fix the material position, the material holder 60 is designed in this embodiment, and the material holder 60 is fixedly disposed on the base 20 and located between the two fixing frames 30. As shown in fig. 2 and 3, the material holder 60 includes a device case 61, a first positioning member 62, a second positioning member 63, and an adjustment assembly provided in the device case 61; the upper end face of the device box 61 is symmetrically provided with sliding grooves 65, the first positioning piece 62 and the second positioning piece 63 are arranged in the sliding grooves 65 in a sliding mode, the adjusting assembly comprises a rotating shaft seat 66, a rotating shaft rod 67 and a power rod 68, the rotating shaft rod 67 is rotatably sleeved with the rotating shaft seat 66, the power rod 68 is respectively inserted into two ends of the rotating shaft, one end of the power rod 68 is rotatably connected with the first positioning piece 62, the side face of the first positioning piece 62 is provided with a push-pull rod 64, holes matched with the push-pull rod 64 are formed in the device box 61 and the fixing frame 30, the push-pull rod 64 penetrates through the device box 61 and the fixing frame 30 to be fixedly connected with the first positioning piece 62, and the power rod 68 inserted into the other end of the rotating shaft rod 67 is fixedly connected with the second positioning piece 63.

Specifically, the push-pull rod 64 controls the horizontal displacement of the first positioning element 62, and the power rod 68 connected to the first positioning element 62 drives the rotating shaft 67 to rotate, so as to drive the power rod 68 connected to the other end of the rotating shaft 67 to horizontally displace the second positioning element 63 together with the first positioning element 62. According to the size of the material, the distance between the first positioning piece 62 and the second positioning piece 63 is adjusted, so that the first positioning piece 62 and the second positioning piece 63 clamp and fix the material, and the material cannot deviate due to the action of the punching force.

In some embodiments, the opposing faces of the first and

second positioning members

62, 63 are provided with non-slip pads. When the first positioning part 62 and the second positioning part 63 clamp and fix the material, the non-slip mat can better fix the material to prevent the material from slipping and being unable to clamp the material.

To sum up, the utility model provides a location stamping die in some embodiments, through mount 30 and last mould limiting plate 50 mutually support, can maintain the precision of aiming at the below material when mould 51 punching press, can not result in the skew of mould 51 because of the effect of stamping force. And the material is clamped by controlling the first positioning part 62 and the second positioning part 63 through the adjusting assembly, so that the position of the material can be fixed, and the material cannot fly out or shift due to stamping force or material slippage.

The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by the teaching of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present invention, fall within the protection scope of the present invention.

Claims

1. A positioning and stamping die for use with an upper die (51), comprising: the device comprises a top plate (10), a base (20), at least two fixing frames (30), a driving electric cylinder (40), an upper die limiting plate (50) and a material fixer (60); the at least two fixing frames (30) are symmetrically arranged on the base (20), the upper ends of the fixing frames (30) are connected with the top plate (10), the lower end of the top plate (10) is provided with a driving electric cylinder (40), the driving electric cylinder (40) is electrically connected with a control rod (41), the control rod (41) penetrates through an upper die limiting plate (50) and is connected with an upper die (51), and the upper die limiting plate (50) is vertically and slidably connected to the inner sides of the two fixing frames (30); the material fixer (60) is fixedly arranged on the base (20), is positioned between the two fixing frames (30), and comprises a device box (61), a first positioning piece (62), a second positioning piece (63) and an adjusting component arranged in the device box (61); the upper end face of the device box (61) is symmetrically provided with sliding grooves (65), the first positioning piece (62) and the second positioning piece (63) are arranged in the sliding grooves (65) in a sliding mode, the adjusting assembly comprises a rotating shaft seat (66), a rotating shaft rod (67) and a power rod (68), the rotating shaft rod (67) is rotatably sleeved with the rotating shaft seat (66), the power rod (68) is respectively inserted into two ends of a rotating shaft, one end of the power rod (68) is rotatably connected with the first positioning piece (62), the side face of the first positioning piece (62) is provided with a push-pull rod (64), holes matched with the push-pull rod (64) are formed in the device box (61) and the fixing frame (30), the push-pull rod (64) penetrates through the device box (61) and the fixing frame (30) to be fixedly connected with the first positioning piece (62), and the power rod (68) inserted into the other end of the rotating shaft rod (67) is fixedly connected with the second positioning piece (63).

2. The positioning and stamping die as claimed in claim 1, wherein the inner side of the fixing frame (30) is provided with a slide rail (31), the two ends of the upper die limiting plate (50) are provided with sliding members matching with the slide rail (31), and the sliding members are slidably disposed in the slide rail (31).

3. A positioning and stamping die according to claim 2, characterised in that the lower end of the slide rail (31) is provided with a buffer (32).

4. A positioning and stamping die as claimed in claim 3, wherein the buffer member (32) comprises a top buffer plate (10), a bottom buffer plate, an elastic member and a buffer pad; the upper end of the elastic piece is connected with a buffer top plate (10), and the lower end of the elastic piece is connected with a buffer bottom plate; the buffer bottom plate is fixed at the bottom of the slide rail (31), and the buffer pad is fixedly arranged on the upper end face of the buffer top plate (10).

5. The positioning stamping die according to claim 4, wherein the control rod (41) and the telescopic guide rod (70) both comprise a fixed joint and a telescopic joint, wherein the fixed joint is fixed at the top end of the fixed frame (30), the telescopic joint is sleeved in the fixed joint, one end of the telescopic joint of the telescopic guide rod (70) is connected with the upper die (51) stopper, the telescopic joint of the control rod (41) is fixedly connected with the upper die limiting plate (50), and penetrates through the upper die limiting plate (50) to be connected with the upper die (51).

6. The positioning stamping die according to claim 1, wherein a plurality of groups of telescopic guide rods (70) are arranged at the top end of the fixing frame (30), the plurality of groups of telescopic guide rods (70) are positioned at the periphery of the driving electric cylinder (40), the upper end of each telescopic guide rod (70) is connected with the fixing frame (30), and the lower end of each telescopic guide rod is connected with the upper die limiting plate (50).

7. A positioning and stamping die according to claim 1, wherein the opposing faces of the first positioning member (62) and the second positioning member (63) are provided with anti-slip pads.

8. A positioning and stamping die as claimed in claim 1, wherein the control rod (41) and the upper die (51) have mutually matching screw thread configurations, the control rod (41) being screwed onto the upper die (51).