CN219114237U

CN219114237U - Punching device for plastic molding

Info

Publication number: CN219114237U
Application number: CN202222805176.7U
Authority: CN
Inventors: 翁涛; 潘夏倩
Original assignee: Zhejiang Ruitao Packaging Products Co ltd
Current assignee: Zhejiang Ruitao Packaging Products Co ltd
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-06-02
Anticipated expiration: 2032-10-25

Abstract

The utility model relates to a punching device for plastic molding, which comprises a workbench, a punching mechanism and a material guiding component, wherein the material guiding component is also arranged on the workbench, the punching mechanism comprises a support, a top plate, a punching component and a buffering component, the support is arranged on the workbench, the top plate is arranged on the top of the support, the punching component comprises a first cylinder and a punching block, the punching component comprises a second cylinder and the punching block, the first cylinder is arranged on the top plate, a piston rod of the first cylinder penetrates through the top plate, one end of the piston rod of the first cylinder is connected with the punching block, and the second cylinder is arranged on the punching block. Starting the first cylinder, making the punching press piece move downwards until the butt push pedal, the push pedal applys pressure to the spring, and the lug on the push pedal compresses tightly the plastic slab, starts the second cylinder this moment, and the punching press piece cuts the hole to the plastic slab, and the lug on the push pedal compresses tightly the benefit of plastic slab and lies in can preventing that the plastic slab warp, and the spring can play the effect of relative buffering moreover, prevents to cause the damage to the plastic slab surface.

Description

Punching device for plastic molding

Technical Field

The utility model relates to the field of plastic molding, in particular to a punching device for plastic molding.

Background

The mould is a variety of moulds and tools used for injection moulding, blow moulding, extrusion, die casting or forging, smelting, stamping and other methods in industrial production to obtain the required products. In short, a mold is a tool for molding an article, which is composed of various parts, and different molds are composed of different parts. The method mainly realizes the processing of the appearance of the article through the change of the physical state of the formed material, and has the name of 'industrial mother'.

The plastic plate is usually formed by stamping through a forging hydraulic press, and then some plastic plates needing to be punched are also required to be punched through a punching die, but the existing punching equipment can generate burrs during punching, or cause deformation, bending and the like of the plastic plate, so that the quality of a later-stage finished product is affected.

In view of the above-mentioned related art, the inventors have recognized that it is necessary to design a novel plastic punch.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a punching device for plastic molding.

The utility model provides a punching device for plastic molding, which adopts the following technical scheme:

the utility model provides a be used for fashioned punching device of plastics, includes the workstation, punches a hole mechanism and guide subassembly, it is in to punch a hole the mechanism sets up on the workstation, guide subassembly also sets up on the workstation, it includes support, roof, punching press subassembly and buffering subassembly to punch a hole the mechanism, the support sets up on the workstation, the roof sets up the top of support, punching press subassembly includes cylinder one and punching press piece, punching press subassembly includes cylinder two and punching press piece, cylinder one sets up on the roof, the piston rod of cylinder one passes the roof, the one end of piston rod of cylinder one with the punching press piece is connected, cylinder two sets up on the punching press piece, the piston rod of cylinder two passes the punching press piece, buffering subassembly sets up on the workstation.

Preferably, the buffer assembly specifically includes stand, spring and push pedal, the stand sets up on the workstation, the stand is provided with four groups, four groups all overlap on the stand and be equipped with the spring, four groups of through-holes have been seted up in the push pedal correspondence, the push pedal pass through the through-hole with stand sliding fit, push pedal butt the spring, the push pedal bottom is provided with the lug, the lug with push pedal integrated into one piece, be provided with four groups of through-holes on the punch shoe equally, the punch shoe with stand sliding fit, set up square groove on the push pedal, the punch shoe aims at square groove.

Preferably, a plurality of round punching heads are arranged at the bottom of the punching block.

Preferably, the workbench is provided with a plurality of round holes, the diameter of each round hole is the same as that of the punching head, and the punching head is aligned with the round holes.

Preferably, a collecting box is arranged at the bottom of the workbench, and the collecting box is communicated with the round hole.

Preferably, a limiting block is arranged at the top of the upright post.

Preferably, the first cylinder is provided with two groups, the bottom of the first cylinder of two groups is provided with a first connecting plate, the bottom of the first connecting plate is provided with two groups of connecting rods, the bottom of the connecting rods is provided with a second connecting plate, and the second connecting plate is fixedly connected with the stamping block.

Preferably, the guide assembly comprises two groups of guide blocks and rollers, wherein the two groups of guide blocks are arranged on the workbench, and the rollers are arranged between the two groups of guide blocks.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. the plastic plate enters the workbench from the material guiding assembly, the first air cylinder is started to enable the stamping block to move downwards until the stamping block abuts against the push plate, the push plate applies pressure to the spring and moves downwards, the convex block on the push plate compresses the plastic plate, the second air cylinder is started at the moment, the second air cylinder pushes the stamping block to penetrate through the square groove and cuts the plastic plate, the convex block on the push plate compresses the plastic plate, the plastic plate can be prevented from being deformed, the spring can play a role of relatively buffering, and damage to the surface of the plastic plate is prevented;

2. after the punching block cuts the holes of the plastic plate, the plastic plate just enters the round holes on the workbench, so that the abrasion of the punching head can be reduced, the service life of the device is prolonged, the collecting box is arranged at the bottom of the workbench, and cut waste can smoothly fall into the collecting box, so that the later unified collection is facilitated;

drawings

Fig. 1 is a schematic view of the overall structure of a punching device for plastic molding.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic diagram showing the structure of the second cylinder and the punching block.

Reference numerals illustrate: 1. a work table; 2. a punching mechanism; 21. a bracket; 22. a top plate; 23. a punching assembly; 231. a first cylinder; 232. stamping blocks; 24. a punching assembly; 241. a second cylinder; 242. punching blocks; 243. a punching head; 25. a buffer assembly; 251. a column; 252. a spring; 253. a push plate; 254. a bump; 255. a square groove; 256. a limiting block; 3. a material guiding component; 31. a guide block; 32. a roller; 4. a round hole; 5. a collection box; 6. a first connecting plate; 7. a connecting rod; 8. and a second connecting 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.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the meaning of "a number" is at least two, such as two, three, etc., unless explicitly defined otherwise.

The embodiment of the utility model discloses a punching device for plastic molding. Referring to fig. 1 to 3, a punching apparatus for plastic molding includes a table 1, a punching mechanism 2 and a guide member 3, the punching mechanism 2 is provided on the table 1, the guide member 3 is also provided on the table 1, the punching mechanism 2 includes a support 21, a top plate 22, a punching member 23, a punching member 24 and a buffer member 25, the support 21 is provided on the table 1, the top plate 22 is provided on top of the support 21, the punching member 23 includes a first cylinder 231 and a punching block 232, the punching member 24 includes a second cylinder 241 and a punching block 242, the first cylinder 231 is provided on the top plate 22, a piston rod of the first cylinder 231 passes through the top plate 22, one end of a piston rod of the first cylinder 231 is connected with the punching block 232, the second cylinder 241 is provided on the punching block 232, a piston rod of the second cylinder 241 passes through the punching block 232, the buffer member 25 is provided on the table 1, the buffer member 25 specifically includes a column 251, a spring 252 and a push plate 253, column 251 is set on working table 1, column 251 is set with four groups, four groups of column 251 are all covered with spring 252, push plate 253 is correspondingly set with four groups of through holes, push plate 253 is matched with column 251 by sliding, push plate 253 is connected with spring 252 by means of through holes, the bottom of push plate 253 is set with bump 254, bump 254 and push plate 253 are formed into one body, stamping block 232 is also set with four groups of through holes, stamping block 232 is matched with column 251 by sliding, push plate 253 is set with square groove 255, stamping block 242 is aligned with square groove 255, bottom of stamping block 242 is set with several round stamping head 243, plastic plate enters working table 1 from guide component 3, then cylinder one 231 is started to make stamping block 232 move downwards until being connected with push plate 253, push plate 253 applies pressure to spring 252 and moves downwards, bump 254 on push plate 253 presses plastic plate, at this time cylinder two 241 is started, the cylinder two 241 promotes the punching block 242 and passes square groove 255 to cut the hole to the plastic slab, through this kind of design, the lug 254 on the push pedal 253 compresses tightly the plastic slab, then the punching block 242 punches a hole to the plastic slab, prevent that the plastic slab warp, be provided with a plurality of round holes 4 on workstation 1, the diameter of round hole 4 is the same with the diameter of punching head 243, the round hole 4 is aimed at to punching head 243, the bottom of workstation 1 is provided with collecting box 5, collecting box 5 and round hole 4 intercommunication, through this kind of design, the punching block 242 cuts the hole to the plastic slab after accomplishing, just in time get into the round hole 4 on workstation 1, so the benefit lies in can reduce the wearing and tearing of punching head 243, improve the life of device, and workstation 1 bottom is provided with collecting box 5, the waste material after the excision can fall into collecting box 5 smoothly, the unified collection of later stage of being convenient for.

Referring to fig. 1-3, the first cylinders 231 are provided with two groups, the bottoms of the first cylinders 231 of the two groups are provided with the first connecting plate 6, the bottoms of the first connecting plate 6 are provided with the second connecting plate 7, the bottoms of the second connecting plates 7 are provided with the second connecting plate 8, the second connecting plate 8 is fixedly connected with the stamping block 232, the first cylinders 231 of the two groups are arranged, the stamping block 232 is pushed to be more stable, the material guiding assembly 3 comprises material guiding blocks 31 and rollers 32, the material guiding blocks 31 are provided with two groups, the two groups of material guiding blocks 31 are arranged on the workbench 1, the rollers 32 are arranged between the two groups of material guiding blocks 31, and the plastic plates can be automatically guided into the workbench 1 by arranging the material guiding blocks 31, so that time and labor are saved.

The embodiment of the utility model provides a punching device for plastic molding, which is implemented by the following principle: the plastic plate enters the workbench 1 from the material guiding component 3, then the first cylinder 231 is started to enable the punching block 232 to move downwards until the punching block 253 is abutted against the pushing plate 253, the pushing plate 253 applies pressure to the spring 252 and moves downwards, the convex block 254 on the pushing plate 253 presses the plastic plate, at the moment, the second cylinder 241 is started, the second cylinder 241 pushes the punching block 242 to penetrate through the square groove 255 and cut holes on the plastic plate, through the design, the convex block 254 on the pushing plate 253 presses the plastic plate, then the punching block 242 punches the plastic plate to prevent the plastic plate from deforming, the bottom of the workbench 1 is provided with the collecting box 5, the collecting box 5 is communicated with the round hole 4, and after the punching block 242 cuts the plastic plate, the plastic plate just enters the round hole 4 on the workbench 1.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. A punching device for plastic molding, characterized in that: including workstation (1), mechanism (2) and guide subassembly (3) punch a hole, mechanism (2) set up punch a hole on workstation (1), guide subassembly (3) also set up on workstation (1), mechanism (2) including support (21), roof (22), punching press subassembly (23), subassembly (24) and buffer subassembly (25) punch a hole, support (21) set up on workstation (1), roof (22) set up the top of support (21), punching press subassembly (23) include cylinder one (231) and punching press piece (232), punching press subassembly (24) include cylinder two (241) and punching press piece (242), cylinder one (231) set up on roof (22), the piston rod of cylinder one (231) passes roof (22), the one end of piston rod of cylinder one (231) with punching press piece (232) are connected, cylinder two (241) set up on pressing piece (232), cylinder two (241) are in on punching press piece (232), piston rod (25) set up on the workstation (1).

2. A punching device for plastic molding according to claim 1, characterized in that: the buffer assembly (25) specifically comprises a stand column (251), a spring (252) and a push plate (253), wherein the stand column (251) is arranged on the workbench (1), four groups of stand columns (251) are respectively sleeved with the spring (252), four groups of through holes are correspondingly formed in the push plate (253), the push plate (253) is in sliding fit with the stand column (251) through the through holes, the push plate (253) is abutted to the spring (252), a bump (254) is arranged at the bottom of the push plate (253), the bump (254) and the push plate (253) are integrally formed, four groups of through holes are formed in the punch block (232) in an integrated mode, the punch block (232) is in sliding fit with the stand column (251), a square groove (255) is formed in the push plate (253), and the punch block (242) is aligned with the square groove (255).

3. A punching device for plastic molding according to claim 2, characterized in that: a plurality of round punching heads (243) are arranged at the bottom of the punching block (242).

4. A punching device for plastic molding according to claim 3, characterized in that: the workbench (1) is provided with a plurality of round holes (4), the diameter of each round hole (4) is the same as that of each punching head (243), and each punching head (243) is aligned with each round hole (4).

5. A punching device for plastic molding according to claim 4, wherein: the bottom of the workbench (1) is provided with a collecting box (5), and the collecting box (5) is communicated with the round hole (4).

6. A punching device for plastic molding according to claim 2, characterized in that: a limiting block (256) is arranged at the top of the upright post (251).

7. A punching device for plastic molding according to claim 2, characterized in that: the novel stamping device is characterized in that two groups of first cylinders (231) are arranged, two groups of first cylinders (231) are respectively provided with a first connecting plate (6) at the bottom, two groups of connecting rods (7) are arranged at the bottom of the first connecting plates (6), two connecting plates (8) are arranged at the bottom of the connecting rods (7), and the two connecting plates (8) are fixedly connected with the stamping block (232).

8. A punching device for plastic molding according to claim 1, characterized in that: the guide assembly (3) comprises guide blocks (31) and rollers (32), wherein the guide blocks (31) are arranged in two groups, the guide blocks (31) in two groups are arranged on the workbench (1), and the rollers (32) are arranged between the guide blocks (31) in two groups.