CN212072241U

CN212072241U - Stamping and cutting die for square plastic pipe

Info

Publication number: CN212072241U
Application number: CN202020810363.2U
Authority: CN
Inventors: 林晓丹
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2020-12-04
Anticipated expiration: 2030-05-15

Abstract

The utility model discloses a punching and cutting die for square plastic pipes, which comprises a lower die bottom plate, a left guide fixing block, a right guide fixing block, a front lower die plate, a rear lower die plate, a left clamping plate, a right clamping plate, an upper backing plate, an upper clamping plate, a clamping knife fixing seat and an upper cutting knife; a plurality of guide block fixing pins are fixedly arranged at the left end and the right end of the upper surface of the lower die bottom plate, a left guide fixing block and a right guide fixing block are correspondingly fixed on the guide block fixing pins at the left end and the right end of the lower die bottom plate respectively, a space is reserved between the left guide fixing block and the right guide fixing block, positioning clamping grooves are fixedly arranged in the middle of the inner walls of the left guide fixing block and the right guide fixing block respectively, a left clamping plate and a right clamping plate are correspondingly fixed in the positioning clamping grooves of the inner walls of the left guide fixing block and the right guide fixing block respectively, and a front lower template and a rear lower template are fixed on the front wall and the rear; the utility model discloses simple structure compares toothless saw and circular saw more swiftly more high-efficient, has good market using value.

Description

Stamping and cutting die for square plastic pipe

Technical Field

The utility model relates to the mould field especially involves a be used for square plastic tubing punching press cutting off die.

Background

The square plastic pipe is used as a main processing material for industrial machining, but in the plastic pipe, because the length of each pipe is limited, when the pipe needs to be connected for a long distance, a straight-through connector needs to be used for connection, the plastic pipe needs to be cut, the plastic pipe is cut off in a plurality of modes, generally, a toothless saw and a circular saw are used for a plurality of modes, and the two types of equipment have larger defects although being used more generally. The precision of toothless saw unloading is low, can not satisfy the technical requirement of part trade to the terminal surface, can't use the through connection head to connect, and the plastic bits splashes when the cutting in addition, and operational environment is poor, causes the jam to the board easily, and the alloy saw bit on the circular saw adds a height, and fragile, the cost is higher, is unfavorable for the production of enterprise, consequently, prior art has the defect, needs the improvement.

SUMMERY OF THE UTILITY MODEL

The utility model provides a be used for punching press of square plastic tubing to cut off mould, the cutter has replaced toothless saw and circular saw through setting up, come to cut plastic conduit through last cutter, lead the square fixed orifices on the fixed block and lead the right fixed block through a left side simultaneously and come to fix a position square plastic conduit, carry out the punching press cutting to square plastic conduit by last cutter, the waste material slide opening of setting makes the waste material fall through the waste material slide opening, more environmental protection health, the above-mentioned problem of equipment jam solution has been avoided.

In order to solve the above problem, the utility model provides a technical scheme as follows: a stamping and cutting die for square plastic pipes comprises a lower die bottom plate, a left guide fixing block, a right guide fixing block, a front lower die plate, a rear lower die plate, a left clamping plate, a right clamping plate, an upper backing plate, an upper clamping plate, a clamping knife fixing seat and an upper cutting knife; the upper die comprises a lower die bottom plate, a left guide fixing block, a right guide fixing block, a left clamp plate, a right clamp plate, a front lower die plate, a rear lower die plate, a left guide fixing block, a right guide fixing block, a guide clamping groove, a positioning hole, a positioning groove, positioning holes, positioning grooves, guide pillars and guide pillars, wherein the left and right ends of the upper surface of the lower die bottom plate are respectively fixed on the guide fixing pins at the left and right ends of the lower die bottom plate, a space is reserved between the left guide fixing block and the right guide fixing block, the middle parts of the inner walls of the left guide fixing block and the right guide fixing block are respectively fixed in the positioning grooves of the inner walls of the left guide fixing block and the right guide fixing block, the front lower die plate and the rear die plate are respectively fixed on the front wall and the rear wall of the left and right clamp plates, the middle parts of the left guide fixing block, the upper backing plate is fixed on the top end of the upper clamping plate, the clamping knife fixing seat is fixed in the middle of the lower surface of the upper clamping plate, and the upper cutting knife is fixedly connected with the clamping knife fixing seat.

Preferably, there is the interval between the fixed block is just led to the left side and the right fixed block is just led to the right side, and the width of interval is greater than the width of last cutter.

Preferably, the upper cutter is positioned above the distance between the left guide fixing block and the right guide fixing block, the top end of the upper cutter is V-shaped, and the angle in the V-shaped top end of the upper cutter is 40-60 degrees.

Preferably, the middle part of the lower die bottom plate is fixedly provided with a waste sliding hole, and the waste sliding hole is positioned below the distance between the left guide fixing block and the right guide fixing block.

Preferably, the middle part of the upper surface of the upper backing plate is fixedly connected with a die handle, and the top end of the die handle is fixedly provided with three positioning die holes.

The beneficial effects for prior art are, adopt above-mentioned scheme, the utility model discloses a cutter has replaced toothless saw and circular saw on setting up, come to cut plastic conduit through last cutter, lead the square fixed orifices on fixed block and the right fixed block through a left side simultaneously and come to fix a position square plastic tube, carry out the punching press cutting to square plastic tube by last cutter, the waste material slide opening that sets up makes the waste material fall through the waste material slide opening, environmental protection health more, the equipment blocking has been avoided, and the punching press cuts off to compare toothless saw and circular saw more swiftly more high-efficient, use ordinary punching press lathe just can accomplish, effectual reduction mould maintenance replacement cost, good market using value has.

Drawings

For a clearer explanation of the embodiments or technical solutions in the prior art, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic view of the upper half of the structure of the present invention;

fig. 3 is a schematic view of the lower half structure of the present invention;

as shown in the above legend: a lower die base plate 1; a left pilot fixed block 2; a right guide fixing block 3; a front lower template 4; a rear lower template 5; an upper backing plate 6; an upper clamping plate 7; a clamping knife fixing seat 8; an upper cutter 9; a guide post 10; a square fixing hole 11; a die shank 12; positioning the die hole 13; a left clamping plate 14; and a right clamping plate 15.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The use of the terms "fixed," "integrally formed," "left," "right," and the like in this specification is for illustrative purposes only, and elements having similar structures are designated by the same reference numerals in the figures.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

As shown in fig. 1-3, one embodiment of the present invention is:

embodiment 1, a stamping and cutting die for square plastic pipes comprises a lower die base plate 1, a left guide fixing block 2, a right guide fixing block 3, a front lower die plate 4, a rear lower die plate 5, a left clamping plate 14, a right clamping plate 15, an upper backing plate 6, an upper clamping plate 7, a clamping knife fixing seat 8 and an upper cutting knife 9; the left end and the right end of the upper surface of the lower die bottom plate 1 are respectively fixedly provided with a plurality of guide block fixing pins, the left guide fixing block 2 and the right guide fixing block 3 are respectively and correspondingly fixed on the guide block fixing pins at the left end and the right end of the lower die bottom plate 1, an interval is left between the left guide fixing block 2 and the right guide fixing block 3, the middle parts of the inner walls of the left guide fixing block 2 and the right guide fixing block 3 are respectively and fixedly provided with a positioning clamping groove, the left clamping plate 14 and the right clamping plate 15 are respectively and correspondingly fixed in the positioning clamping grooves of the inner walls of the left guide fixing block 2 and the right guide fixing block 3, the front lower die plate 4 and the rear lower die plate 5 are respectively and fixedly arranged on the front wall and the rear wall of the left clamping plate 15 and the right clamping plate 15, the middle parts of the left guide fixing block 2 and the right guide fixing block 3 are respectively provided with a square fixing hole, the positioning groove is internally and fixedly embedded with a guide pillar 10, the lower surface of the upper clamping plate 7 is fixed at the top end of the guide pillar 10, the upper backing plate 6 is fixed at the top end of the upper clamping plate 7, the cutter clamping fixing seat 8 is fixed at the middle part of the lower surface of the upper clamping plate 7, and the upper cutter 9 is fixedly connected with the cutter clamping fixing seat 8.

Embodiment 2 on the basis of embodiment 1, there is a distance between the left guide fixing block 2 and the right guide fixing block 3, and the width of the distance is greater than the width of the upper cutter 9.

Embodiment 3 on the basis of embodiment 1, the upper cutter 9 is positioned above the distance between the left guide fixing block 2 and the right guide fixing block 3, the top end of the upper cutter 9 is in a V shape, and the angle in the V shape at the top end of the upper cutter 9 is 40-60 degrees.

Embodiment 4 is based on embodiment 1, a waste material sliding hole is fixedly arranged in the middle of the lower die base plate 1, and the waste material sliding hole is located below the distance between the left guide fixing block 2 and the right guide fixing block 3.

Embodiment 5 on the basis of embodiment 1, a die shank 12 is fixedly connected to the middle part of the upper surface of the upper backing plate 6, and three positioning die holes 13 are fixedly arranged at the top end of the die shank 12.

The working process is as follows: the punching and cutting die is fixed on the punching machine, the square plastic pipe enters the middle of the left guide fixing block and the right guide fixing block and is provided with a square fixing hole, the square plastic pipe in the square fixing hole is positioned by the left clamping plate and the right clamping plate, the punching machine applies acting force to the die handle, so that the upper cutter fixed on the clamping cutter fixing seat is embedded into the space between the left guide fixing block and the right guide fixing block to punch the square plastic pipe, and after the upper cutter punches the square conveying pipe, waste materials of the square plastic pipe fall through a waste material sliding hole of the lower die base plate.

It should be noted that the above technical features are continuously combined with each other to form various embodiments which are not listed above, and all the embodiments are regarded as the scope of the present invention described in the specification; moreover, modifications and variations will occur to those skilled in the art in light of the foregoing description, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.

Claims

1. A stamping and cutting die for square plastic pipes is characterized by comprising a lower die bottom plate, a left guide fixing block, a right guide fixing block, a front lower die plate, a rear lower die plate, a left clamping plate, a right clamping plate, an upper backing plate, an upper clamping plate, a clamping knife fixing seat and an upper cutting knife; the upper die comprises a lower die bottom plate, a left guide fixing block, a right guide fixing block, a left clamp plate, a right clamp plate, a front lower die plate, a rear lower die plate, a left guide fixing block, a right guide fixing block, a guide clamping groove, a positioning hole, a positioning groove, positioning holes, positioning grooves, guide pillars and guide pillars, wherein the left and right ends of the upper surface of the lower die bottom plate are respectively fixed on the guide fixing pins at the left and right ends of the lower die bottom plate, a space is reserved between the left guide fixing block and the right guide fixing block, the middle parts of the inner walls of the left guide fixing block and the right guide fixing block are respectively fixed in the positioning grooves of the inner walls of the left guide fixing block and the right guide fixing block, the front lower die plate and the rear die plate are respectively fixed on the front wall and the rear wall of the left and right clamp plates, the middle parts of the left guide fixing block, the upper backing plate is fixed on the top end of the upper clamping plate, the clamping knife fixing seat is fixed in the middle of the lower surface of the upper clamping plate, and the upper cutting knife is fixedly connected with the clamping knife fixing seat.

2. A die for stamping and cutting a square plastic pipe as claimed in claim 1, wherein a space exists between the left and right guide fixing blocks, and the width of the space is greater than that of the upper cutter.

3. A die for punching and cutting a square plastic pipe according to claim 1, wherein the upper cutter is positioned above a space between the left guide fixing block and the right guide fixing block, the top end of the upper cutter is V-shaped, and an angle in the V-shape of the top end of the upper cutter is 40 to 60 degrees.

4. A square plastic pipe punching and cutting die as claimed in claim 1, wherein a scrap slide hole is fixedly formed in the middle of the bottom plate of the lower die, and the scrap slide hole is located below the distance between the left guide fixing block and the right guide fixing block.

5. A square plastic pipe punching and cutting die as claimed in claim 1, wherein a die shank is fixedly connected to the middle of the upper surface of the upper backing plate, and three positioning die holes are fixedly formed in the top end of the die shank.