CN220614273U

CN220614273U - Film perforating device

Info

Publication number: CN220614273U
Application number: CN202322338535.7U
Authority: CN
Inventors: 黄仰杯; 曹令全; 黄敬沛; 李来招; 杨仲楼
Original assignee: Zhejiang Lianhua Plastic Industry Co ltd
Current assignee: Zhejiang Lianhua Plastic Industry Co ltd
Priority date: 2023-08-29
Filing date: 2023-08-29
Publication date: 2024-03-19
Anticipated expiration: 2033-08-29

Abstract

The utility model provides a film punching device which comprises an upper base and a lower base which are arranged at intervals up and down, wherein a punch capable of moving up and down is arranged on the upper base, a driving device for driving the punch to move is arranged on the upper base, a punching hole corresponding to the punch is arranged on the lower base, the lower end of the punch extends to the lower side of the upper base, the lower end of the punch is connected with an annular compression ring, and the compression ring can move elastically in the up-down direction. When the punch is used for punching the film, the film can be pressed by the pressing ring to be fixed, so that the film cannot be pulled when the punch is used for punching, the film cannot be wrinkled and deformed due to pulling, and the film punching quality is guaranteed.

Description

Film perforating device

Technical Field

The utility model relates to the technical field of film perforation, in particular to a film perforation device.

Background

The prior art punching device refers to the technical scheme of film punching equipment disclosed in patent numbers 201822191847.9 and 202021650102.5, and referring to fig. 1, the punching device comprises an upper base and a lower base which are arranged at intervals up and down, an air cylinder and a punch head are arranged on the upper base, the air cylinder drives the punch head to move up and down, a lower die is arranged on the lower base, and the punch head is matched with the lower die to punch and punch films or sheets between the upper base and the lower base.

However, when punching, the punch head drives the film to move, so that the following problems occur: when punching, the film contracts towards the punching position, so that the film is wrinkled, and the punching quality is affected.

Disclosure of Invention

In order to solve the above-mentioned problems, the present utility model provides a film punching device.

The technical scheme of the utility model is realized as follows:

the utility model provides a film perforating device, includes upper base and lower base that upper and lower interval set up, is equipped with the drift that can reciprocate on the upper base, is equipped with the drive arrangement that the drive drift removed on the upper base, is equipped with the punching a hole that corresponds with the drift on the lower base, the lower extreme of drift stretch to the downside of upper base, the lower extreme of drift is connected with annular clamping ring, the clamping ring can reciprocate the direction elasticity.

The utility model further provides that the press ring is sleeved on the punch, an upper limiting piece and a lower limiting piece which limit the press ring to move up and down are arranged on the punch, a spring is arranged between the press ring and the upper limiting piece, and the spring is sleeved on the punch.

The utility model is further arranged that the lower end of the compression ring is lower than the lower end of the punch.

The utility model further provides that the press ring comprises an annular upper lantern ring and an annular lower lantern ring, the edges of the upper lantern ring and the lower lantern ring are fixedly connected through an annular connecting ring, the inner diameter of the upper lantern ring is equal to the diameter of the punch, and the inner diameter of the lower lantern ring is greater than the diameter of the punch.

The upper limiting piece is annular and is in threaded connection with the punch.

The utility model further provides that the lower limiting piece is a screw, a threaded hole connected with the screw is formed in the side wall of the punch, and an operation hole corresponding to the threaded hole is formed in the side wall of the connecting ring.

The utility model is further characterized in that the lower base is provided with a counter bore corresponding to the punch, the bottom of the counter bore is provided with a through hole, a lower die is arranged in the counter bore, and the lower die is provided with a punched hole corresponding to the punch.

The utility model is further characterized in that the upper base is provided with a connecting hole which is connected with the punch in a sliding way.

By adopting the technical scheme, the utility model has the beneficial effects that:

according to the film punching device, when the punch punches the film, the film can be pressed by the pressing ring to fix the film, so that the film cannot be pulled by the punch when the punch punches, the film cannot be wrinkled and deformed due to pulling, and the film punching quality is ensured.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a conventional punching device.

Fig. 2 is a schematic structural view of the present utility model.

Fig. 3 is an enlarged view of the portion a of the present utility model.

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 is illustrated below with reference to fig. 1-3:

example 1: the utility model provides a film perforating device, includes upper base 1 and lower base 2 that upper and lower interval set up, upper base 1 and lower base 2's one end interconnect, and upper base 1 and lower base 2 wholly become U-shaped structure, are equipped with the drift 3 that can reciprocate on the upper base 1, and drift 3 is cylindrical structure, is equipped with the connecting hole with drift 3 sliding connection on the upper base 1, and the connecting hole runs through upper and lower both sides setting of upper base 1, and drift 3 can reciprocate in the connecting hole.

A driving device for driving the punch 3 to move up and down is provided on the upper side of the upper base 1, and is a cylinder 55.

The lower base 2 is provided with a counter bore 4 corresponding to the punch 3, the bottom of the counter bore 4 is provided with a through hole 5, a lower die 6 is arranged in the counter bore 4, the lower die 6 is provided with a punching hole 7 corresponding to the punch 3, the upper side surface of the lower die 6 is flush with the upper side surface of the lower base 2, a film is placed between the upper base 1 and the lower base 2, the punch 3 moves downwards and enters the punching hole 7, and punching of the film are completed.

The lower end of the punch head 3 extends to the lower side of the upper base 1, the upper end of the punch head 3 extends to the upper side of the upper base 1, and the upper end of the punch head 3 is connected with a piston rod of the air cylinder.

The lower extreme of drift 3 is connected with annular clamping ring, and the clamping ring can reciprocate in upper and lower direction elasticity, and the lower extreme of clamping ring is less than the lower extreme setting of drift 3.

The press ring is sleeved on the punch 3, and an upper limiting piece 9 and a lower limiting piece 11 which limit the press ring to move up and down are arranged on the punch 3.

The clamping ring comprises an annular upper lantern ring 81 and an annular lower lantern ring 82, edges of the upper lantern ring 81 and the lower lantern ring 82 are fixedly connected through an annular connecting ring 83, the inner diameter of the upper lantern ring 81 is equal to the diameter of the punch 3, and the inner diameter of the lower lantern ring 82 is larger than the diameter of the punch 3. The upper collar 81 is slidably engaged with the punch 3.

The punch 3 is connected with an upper limiting piece 9 in a threaded mode, the upper limiting piece 9 is in a circular ring shape, a spring 10 is arranged between the upper lantern ring 81 and the upper limiting piece 9, the spring 10 is sleeved on the punch 3, and the spring 10 applies downward elastic force to the compression ring.

The outer side wall of the punch 3 is provided with a lower limiting piece 11, the lower limiting piece 11 is a screw, the outer side wall of the punch 3 is provided with a threaded hole connected with the screw, the lower limiting piece 11 is positioned between the upper lantern ring 81 and the lower lantern ring 82, the side wall of the connecting ring 83 is provided with an operation hole 12 corresponding to the threaded hole, and the lower limiting piece 11 can be disassembled and assembled through the operation hole 12.

When the punch 3 moves downwards, the lower collar 82 is contacted with the lower base and the lower die to press the film, at the moment, the spring is compressed, and the punch continues to move downwards to enter the punching hole, so that the film is punched.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather to enable any modification, equivalent replacement, improvement or the like to be made within the spirit and principles of the utility model.

Claims

1. The utility model provides a film perforating device, includes the upper base and the lower base that upper and lower interval set up, is equipped with the drift that can reciprocate on the upper base, is equipped with the drive arrangement that drive drift removed on the upper base, is equipped with the punching a hole that corresponds with the drift on the lower base, its characterized in that: the lower end of the punch extends to the lower side of the upper base, the lower end of the punch is connected with an annular compression ring, and the compression ring can elastically move in the up-down direction.

2. A film perforating apparatus as recited in claim 1 wherein: the pressing ring is sleeved on the punch, an upper limiting piece and a lower limiting piece which limit the pressing ring to move up and down are arranged on the punch, a spring is arranged between the pressing ring and the upper limiting piece, and the spring is sleeved on the punch.

3. A film perforating apparatus as recited in claim 2 wherein: the lower end of the compression ring is lower than the lower end of the punch.

4. A film perforating apparatus as recited in claim 2 wherein: the clamping ring comprises an annular upper lantern ring and an annular lower lantern ring, the edges of the upper lantern ring and the lower lantern ring are fixedly connected through an annular connecting ring, the inner diameter of the upper lantern ring is equal to the diameter of the punch, and the inner diameter of the lower lantern ring is larger than the diameter of the punch.

5. The film perforating device as recited in claim 4 wherein: the upper limiting piece is annular and is in threaded connection with the punch.

6. The film perforating device as recited in claim 4 wherein: the lower limiting piece is a screw, a threaded hole connected with the screw is formed in the side wall of the punch, and an operation hole corresponding to the threaded hole is formed in the side wall of the connecting ring.

7. The film perforating device as recited in claim 4 wherein: the lower base is provided with a counter bore corresponding to the punch, the bottom of the counter bore is provided with a through hole, a lower die is arranged in the counter bore, and the lower die is provided with a punched hole corresponding to the punch.

8. The film perforating device as recited in claim 4 wherein: the upper base is provided with a connecting hole which is connected with the punch in a sliding way.