CN211941917U

CN211941917U - Punching jig

Info

Publication number: CN211941917U
Application number: CN202020420576.4U
Authority: CN
Inventors: 赵复焱
Original assignee: Kunshan Shengrunkang Electronic Co ltd
Current assignee: Kunshan Shengrunkang Electronic Co ltd
Priority date: 2020-03-28
Filing date: 2020-03-28
Publication date: 2020-11-17
Anticipated expiration: 2030-03-28

Abstract

The utility model discloses a punching jig, which comprises an upper die base and a lower die base which move up and down, wherein the lower die base is provided with a product supporting groove and a flow channel positioning groove; the upper die base is provided with limiting columns, guide columns and upper cutting pieces corresponding to the lower cutting pieces, the limiting columns are arranged on four sides of the upper die base, and the guide columns are arranged on two sides of the upper die base and connected with guide sleeves arranged on the lower die base. The utility model has novel design and convenient use, can form a cut surface after punching with high consistency with the surface of a plastic product, does not need to be flattened, and directly combines two procedures of removing a water gap and cutting the water gap into one, thereby greatly improving the production efficiency, improving the productivity, and reducing the cost and the labor intensity; and has certain economic benefit.

Description

Punching jig

Technical Field

The utility model relates to a tool field especially relates to a die-cut tool that is used for plastic products mouth of a river to amputate.

Background

Plastic products are made of plastics as main raw materials by processing techniques such as injection, extrusion and injection molding, and have the advantages of chemical corrosion resistance, good insulation, light weight, easy processing, low price and the like, so the plastic products are widely applied to daily life and industrial production.

In the prior art, the water gap on the plastic product is generally cut off manually by scissors, and then the water gap remained on the plastic product is cut flat by using an art knife. This way of handling the nozzle presents the following drawbacks: 1. the shearing surface is uneven, the product percent of pass is influenced, and secondary flattening is needed; 2. the labor cost is high, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the above problem that prior art exists, provide a die-cut tool, the utility model relates to a novelty, convenient to use can have very high uniformity with plastic products's surface at the tangent plane that forms after die-cut, need not carry on the mouth of a river again and pare, directly will get rid of the mouth of a river and cut mouth of a river twice process and unite two into one, have improved production efficiency widely, improve the productivity, reduce cost and artifical intensity of labour.

For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:

a punching jig comprises an upper die holder and a lower die holder which move up and down, wherein a product supporting groove and a flow channel positioning groove are formed in the lower die holder, a water gap positioning groove is formed between the flow channel positioning groove and the product supporting groove, and a lower cutting piece is arranged in the water gap positioning groove; the upper die base is provided with limiting columns, guide columns and upper cutting pieces corresponding to the lower cutting pieces, the limiting columns are arranged on four sides of the upper die base, and the guide columns are arranged on two sides of the upper die base and connected with guide sleeves arranged on the lower die base. By adopting the technical scheme, the cutter on the lower cutting piece is in contact support with the bottom of the water gap; the guide post and the guide sleeve are convenient for up-and-down movement and guide of the upper die holder; the position of the cutter on the upper cutting piece is consistent with that of the cutter on the lower cutting piece, so that accurate punching is facilitated; when the cutter on the upper cutting piece is punched, the cutter on the upper cutting piece is just in contact with the cutter on the lower cutting piece under the action of the limiting column.

Preferably, a sub-hole for installing the lower cutting piece is arranged in the water gap positioning groove, and a pressing block for fixing the lower cutting piece is arranged at the bottom of the sub-hole. By adopting the technical scheme, the lower cutting piece is convenient to install and fix, wherein the pressing block is locked on the lower die holder through the screw.

Preferably, the lower cutting member is provided with a lower cutter located at one side of the product supporting groove. By adopting the technical scheme, the water gap on the product can be conveniently cut off, and the residue of the water gap is reduced.

Preferably, a runner avoidance hole is further formed in the middle of the lower die base; supporting legs and a bottom plate positioned at the bottom of the supporting legs are arranged on two sides of the bottom of the base. By adopting the technical scheme, the die holder is used for supporting the die holder.

Preferably, the upper cutting piece is provided with an upper cutter, and the positions of the upper cutter and the lower cutter are consistent. By adopting the technical scheme, the upper cutter is convenient to align with the upper cutter when the water gap is cut.

Preferably, a fixing plate is arranged on one side, away from the lower die base, of the upper die base, and the fixing plate is connected with a push plate on the driving mechanism. By adopting the technical scheme, the driving mechanism drives the connected fixed plate through the push plate, so that the upper die base on the fixed plate moves up and down.

The utility model has the advantages that: the cutting surface formed after punching has high consistency with the surface of a plastic product, the water gap does not need to be flattened, and two procedures of removing the water gap and cutting the water gap are directly combined into one, so that the production efficiency is greatly improved, the capacity is improved, and the cost and the labor intensity are reduced; and has certain economic benefit, thereby having very high application value in industrial production and being worth popularizing.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood and to be implemented according to the content of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic view of a partial cross-sectional structure of a jig according to the present invention;

fig. 2 is a schematic structural view of an upper die base related to the present invention;

FIG. 3 is a schematic structural view of a lower die holder according to the present invention;

fig. 4 is a schematic view of a jig structure according to the present invention;

fig. 5 is a schematic view of the jig and the driving mechanism according to the present invention.

The reference numbers in the figures illustrate: the cutting device comprises an upper die holder 1, a lower die holder 2, a product supporting groove 3, a runner positioning groove 4, a water gap positioning groove 5, a lower cutting part 6, a limiting column 7, a guide column 8, an upper cutting part 9, a guide sleeve 10, a pressing block 11, a runner avoiding hole 12, a supporting leg 13, a bottom plate 14, a fixing plate 15, a driving mechanism 16, a push plate 17, a product 18, a runner 19, a water gap 20, a lower cutter 601 and an upper cutter 901.

Detailed Description

The invention is further described with reference to the accompanying drawings:

referring to fig. 1 to 5, the punching jig comprises an upper die base 1 and a lower die base 2 which move up and down, wherein the lower die base 2 is provided with a product supporting groove 3 and a flow channel positioning groove 4, a water gap positioning groove 5 is arranged between the flow channel positioning groove 4 and the product supporting groove 3, and a lower cutting member 6 is arranged in the water gap positioning groove 5; the upper die holder 1 is provided with limiting columns 7, guide columns 8 and upper cutting pieces 9 corresponding to the lower cutting pieces 6, the limiting columns 7 are arranged on four sides of the upper die holder 1, and the guide columns 8 are arranged on two sides of the upper die holder 1 and connected with guide sleeves 10 arranged on the lower die holder 2. By adopting the technical scheme, the cutter on the lower cutting piece 6 is in contact support with the bottom of the water gap; the guide post 8 and the guide sleeve 10 are convenient for the up-and-down movement guide of the upper die holder 1; the position of the cutter on the upper cutting piece 9 is consistent with that of the cutter on the lower cutting piece 6, so that accurate punching is facilitated; when the cutter on the upper cutting piece 9 is used for punching, the cutter is just in contact with the cutter on the lower cutting piece 6 under the action of the limiting column 7.

Preferably, a sub-hole for installing the lower cutting piece 6 is arranged in the nozzle positioning groove 5, and a pressing block 11 for fixing the lower cutting piece 6 is arranged at the bottom of the sub-hole. By adopting the technical scheme, the lower cutting piece 6 is convenient to install and fix, wherein the pressing block 11 is locked on the lower die holder 2 through screws.

Preferably, the lower cutter 6 is provided with a lower cutter 601, and the lower cutter 601 is positioned at one side of the product supporting groove 3. By adopting the technical scheme, the water gap on the product can be conveniently cut off, and the residue of the water gap is reduced.

Preferably, a runner avoidance hole 12 is further formed in the middle of the lower die base 2; supporting feet 13 and a bottom plate 14 positioned at the bottom of the supporting feet 13 are also arranged on two sides of the bottom of the supporting feet. By adopting the technical scheme, the die holder is used for supporting the die holder.

Preferably, the upper cutting member 9 is provided with an upper cutter 901, and the positions of the upper cutter 901 and the lower cutter 601 are consistent. By adopting the technical scheme, the upper cutter 901 is convenient to align with the upper cutter when the water gap is cut.

Preferably, a fixing plate 15 is arranged on one side of the upper die holder 1 away from the lower die holder 2, and the fixing plate 15 is connected with a push plate 17 on a driving mechanism 16. By adopting the technical scheme, the driving mechanism 16 drives the connected fixed plate 15 through the push plate 17, so that the upper die holder 1 on the fixed plate 15 moves up and down.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

When the plastic product separating device is in actual use, the plastic product with the runner nozzle is placed into the corresponding product supporting groove, the runner positioning groove and the nozzle positioning groove, then the upper die base is driven to move downwards by the push plate on the driving mechanism, so that the upper cutter on the cutting piece on the upper die base moves downwards to punch the nozzle in the nozzle positioning groove and separate the nozzle from the plastic product.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a die-cut tool, includes for up-and-down motion's upper die base (1) and die holder (2), its characterized in that: a product supporting groove (3) and a flow channel positioning groove (4) are formed in the lower die base (2), a water gap positioning groove (5) is formed between the flow channel positioning groove (4) and the product supporting groove (3), and a lower cutting piece (6) is arranged in the water gap positioning groove (5); the upper die base (1) is provided with a limiting column (7), a guide column (8) and an upper cutting piece (9) corresponding to the lower cutting piece (6), the limiting column (7) is arranged on four sides of the upper die base (1), and the guide column (8) is arranged on two sides of the upper die base (1) and connected with a guide sleeve (10) arranged on the lower die base (2).

2. The die cutting jig according to claim 1, characterized in that: a sub-hole for installing the lower cutting piece (6) is arranged in the water gap positioning groove (5), and a pressing block (11) for fixing the lower cutting piece (6) is arranged at the bottom of the sub-hole.

3. The die cutting jig according to claim 1, characterized in that: the lower cutting piece (6) is provided with a lower cutter (601), and the lower cutter (601) is positioned on one side of the product supporting groove (3).

4. The die cutting jig according to claim 1, characterized in that: a runner avoidance hole (12) is also formed in the middle of the lower die base (2); supporting legs (13) and a bottom plate (14) positioned at the bottom of the supporting legs (13) are also arranged on two sides of the bottom of the support leg.

5. The die cutting jig according to claim 1, characterized in that: the upper cutting piece (9) is provided with an upper cutter (901), and the positions of the upper cutter (901) and the lower cutter (601) are consistent.

6. The die cutting jig according to claim 1, characterized in that: and a fixing plate (15) is arranged on one side, away from the lower die base (2), of the upper die base (1), and the fixing plate (15) is connected with a push plate (17) on a driving mechanism (16).