CN223916326U

CN223916326U - A kind of plastic surgery jig

Info

Publication number: CN223916326U
Application number: CN202520425851.4U
Authority: CN
Inventors: 许�鹏; 李昭根
Original assignee: Heyuan Borui Machinery Co ltd
Current assignee: Heyuan Borui Machinery Co ltd
Priority date: 2025-03-12
Filing date: 2025-03-12
Publication date: 2026-02-17
Anticipated expiration: 2035-03-12

Abstract

The utility model belongs to the technical field of flat component production, and particularly relates to a shaping jig, which comprises a lower die holder and an upper die holder, wherein a shaping die set for a workpiece is arranged between the lower die holder and the upper die holder, the shaping die set comprises a lower die arranged at the top of the lower die holder, the lower die is provided with a positioning boss for positioning the workpiece and a through groove deepened on the top surface of the positioning boss, the lower die holder is also provided with a positioning component relatively, and the positioning component is provided with a limiting block which moves along the horizontal direction and one end of the limiting block stretches into the through groove. According to the utility model, through the positioning assembly, when the workpiece is placed on the lower die, the linear driving piece in the positioning assembly can drive the movable frame to move, so that the limiting block is driven to move back to clamp and fix the workpiece at the inner side of the workpiece, and therefore, the workpiece can not be embedded into the upper die during shaping and demolding, and the workpiece can be taken out conveniently.

Description

Shaping jig

Technical Field

The utility model belongs to the technical field of flat component production, and particularly relates to a shaping jig.

Background

For some flat components made of metal materials, a large pressure can be applied by using equipment such as a punching machine, and the components can be punched once or for multiple times, so that the purpose of shaping is achieved. For example, for some slight deformation of the rear housing part, it can be brought back to its original shape by press shaping;

after the existing shaping jig is shaped, the workpiece is tightly attached to the surface of the die, the demolding force required by demolding is increased, and when the demolding force is insufficient to overcome the adhesive force between the workpiece and the upper die, the workpiece is pulled out along with the upper die, so that the workpiece is difficult to take off;

In view of the above, the present utility model provides a shaping tool to solve the above-mentioned problems.

Disclosure of utility model

In order to achieve the purpose, the utility model provides the technical scheme that the shaping jig comprises a lower die holder and an upper die holder, wherein a shaping die set which acts on a workpiece is arranged between the lower die holder and the upper die holder, the shaping die set comprises a lower die arranged at the top of the lower die holder, the lower die is provided with a positioning boss for positioning the workpiece, and a through groove is formed in the top surface of the positioning boss in a relatively deepened manner;

The lower die holder is also provided with a positioning component relatively, the positioning component is provided with a limiting block which moves along the horizontal direction and one end of which extends into the through groove, and when a workpiece is placed on the lower die, clamping force is formed on the inner side of the workpiece through the movement of the limiting block so as to position the workpiece.

As a shaping jig, the shaping module further comprises an upper die arranged at the bottom of the upper die holder, and the upper die can be matched with the lower die to extrude and shape a workpiece.

As the shaping jig, the shaping jig is preferable, the positioning assembly is further provided with a positioning frame, one side of the positioning frame is horizontally provided with a linear driving piece, the movable end of the linear driving piece is connected with a movable frame, and the limiting block is arranged at the top of the movable frame.

As an optimization of the shaping jig, a sliding rail for enabling the movable frame to stably slide is arranged between the movable frame and the lower die holder.

As an optimization of the shaping jig, the sliding rail comprises a guide rail arranged on the lower die holder and a sliding block arranged at the bottom of the movable frame and in sliding connection with the guide rail.

As one preferable shaping jig, the lower die holder comprises a base and supporting blocks oppositely arranged on the base, and the lower die holder is arranged at the tops of the two groups of supporting blocks.

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

According to the utility model, through the positioning assembly, when the workpiece is placed on the lower die, the linear driving piece in the positioning assembly can drive the movable frame to move, so that the limiting block is driven to move back to clamp and fix the workpiece at the inner side of the workpiece, and therefore, the workpiece can not be embedded into the upper die during shaping and demolding, and the workpiece can be taken out conveniently.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of a front view structure of the present utility model;

FIG. 3 is a schematic diagram of an explosive structure according to the present utility model;

FIG. 4 is a schematic view of the upper mold structure of the present utility model;

FIG. 5 is a schematic view of the lower die structure of the present utility model;

Fig. 6 is a schematic diagram of a die assembly structure of an upper die and a lower die according to the present utility model.

The drawing comprises a lower die holder 1, a base 101, a support block 102, an upper die holder 2, a guide post 201, a shaping die set 3, an upper die 301, a lower die 302, a positioning boss 3022, a through groove 3023, a guide groove 4, a positioning assembly 401, a positioning frame 402, a linear driving piece 403, a movable frame 404, a limiting block 5, a sliding rail 501, a guide rail 502 and a sliding block.

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.

The utility model relates to a shaping jig, as shown in fig. 1-2, which comprises a lower die holder 1, an upper die holder 2 and a positioning assembly 4 which is arranged on the lower die holder 1 relatively and used for limiting the movement of a workpiece, wherein a shaping module 3 acting on the workpiece is arranged between the lower die holder 1 and the upper die holder 2, the shaping module 3 comprises a lower die 302 arranged at the top of the lower die holder 1 and an upper die 301 arranged at the bottom of the upper die holder 2, and the upper die 301 can be matched with the lower die 302 so as to extrude and shape the workpiece. The lower die holder 1 comprises a base 101 and supporting blocks 102 oppositely arranged on the base 101, and a lower die 302 is arranged on the tops of the two groups of supporting blocks 102 in a supporting mode.

Specifically, as shown in fig. 4-6, the bottom of the upper mold 301 is provided with a shaping cavity, which is not marked in the shaping cavity, the lower mold 302 is provided with a positioning boss 3021 for initially positioning a workpiece, and a through groove 3022 is formed in the top surface of the positioning boss 3021 in a relatively deepened manner, the positioning boss 3021 is adapted to the shaping cavity, and when the upper mold 301 and the lower mold 302 are closed, the positioning boss 3021 can extend into the shaping cavity, a gap exists between the outer contour of the positioning boss 3021 and the inner wall of the shaping cavity after extending into the shaping cavity, and the space surrounded by the gap is in a shape required by shaping.

Fig. 3 shows a specific embodiment of the positioning assembly 4 in the utility model, which is provided with a positioning frame 401 mounted on a lower die holder 1, one side of the positioning frame 401 is horizontally provided with a linear driving member 402, a movable end of the linear driving member 402 is connected with a movable frame 403, and a limiting block 404 is mounted on the top of the movable frame 403.

In this embodiment, the linear driving member 402 is preferably a cylinder, but may also be an electric push rod, a hydraulic rod, or the like, and the present application is not limited thereto. The stopper 404 is in an "L" shape, and the top end thereof extends into the through groove 3022 and is lower than the top of the through groove 3022, and the stopper 404 is movable in the through groove 3022. When in use, after a workpiece is placed on the positioning boss 3021 for preliminary positioning, the linear driving piece 402 is operated to drive the movable frame 403 to move, so that the limiting block 404 moves in the through groove 3022 and is abutted against the inner side wall of the workpiece, thereby fixing the workpiece.

Taking a flat plate back shell as an example, when the flat plate back shell is used, the flat plate back shell with deformation is placed on a positioning boss 3021 of a lower die 302 for preliminary positioning, then a limiting block 404 clamps and fixes the flat plate back shell on the inner side of the flat plate back shell through the operation of a positioning assembly 4, an upper die holder 2 is gradually close to a lower die holder 1 through the operation of punching equipment, so that the upper die 301 and the lower die 302 are clamped, and as shown in fig. 6, the shaping processing of the flat plate back shell is realized through the cooperation of the positioning boss 3021 and a shaping cavity.

Further, in order to improve the die assembly precision of the upper die 301 and the lower die 302, a guide assembly is disposed between the upper die holder 2 and the lower die 302, and the guide assembly comprises a guide post 201 vertically disposed on the bottom surface of the upper die holder 2, and a guide groove 3023 disposed on the top surface of the lower die 302 and adapted to the guide post 201, wherein the adaptation comprises position and size adaptation, and when the upper die 301 and the lower die 302 are assembled, and before the upper die 301 and the lower die 302 are completely assembled, the guide post 201 can be preferentially inserted into the guide groove 3023 for adaptation, so as to improve the die assembly precision.

Further, in order to improve the stability of the movement of the movable frame 403, a sliding rail 5 is further disposed between the movable frame 403 and the base 101, the sliding rail 5 includes a guide rail 501 mounted on the lower die holder 1, and a slider 502 mounted at the bottom of the movable frame 403 and slidingly connected to the guide rail 501, and an extending direction of the guide rail 501 is consistent with a movement direction of the movable end of the linear driving member 402. When the movable end of the linear driving member 402 is moved and retracted, the movable frame 403 can be moved stably and with high precision by the cooperation of the guide rail 501 and the slider 502.

It should be noted that the above-mentioned embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited thereto, but may be modified or substituted for some of the technical features thereof by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A shaping fixture, comprising a lower mold base (1) and an upper mold base (2), characterized in that: a shaping module (3) for acting on a workpiece is further provided between the lower mold base (1) and the upper mold base (2), the shaping module (3) comprising a lower mold (302) disposed on the top of the lower mold base (1), the lower mold (302) having a positioning boss (3021) for positioning the workpiece, and a through groove (3022) that is relatively deepened on the top surface of the positioning boss (3021);

The lower mold base (1) is also provided with a positioning component (4), which has a limiting block (404) that moves in the horizontal direction and extends into the through groove (3022) at one end. When the workpiece is placed on the lower mold (302), the movement of the limiting block (404) forms a clamping force on the inside of the workpiece to position the workpiece.

2. The shaping fixture according to claim 1, characterized in that: the shaping module (3) further includes an upper mold (301) disposed at the bottom of the upper mold base (2), the upper mold (301) being able to close with the lower mold (302) to extrude and shape the workpiece.

3. The shaping fixture according to claim 1, characterized in that: the positioning component (4) further comprises a positioning frame (401), a linear drive (402) is horizontally arranged on one side of the positioning frame (401), the movable end of the linear drive (402) is connected to a movable frame (403), and the limiting block (404) is installed on the top of the movable frame (403).

4. The shaping fixture according to claim 3, characterized in that: a slide rail (5) for stabilizing the sliding of the movable frame (403) is further provided between the movable frame (403) and the lower mold base (1).

5. The shaping fixture according to claim 4, characterized in that: the slide rail (5) includes a guide rail (501) mounted on the lower mold base (1) and a slider (502) mounted on the bottom of the movable frame (403) and slidably connected to the guide rail (501).

6. The shaping fixture according to claim 1, characterized in that: the lower mold base (1) includes a base (101) and support blocks (102) disposed opposite to each other on the base (101), and the lower mold (302) is mounted on the top of the two sets of support blocks (102).