CN216970290U

CN216970290U - Structure of equipment is torn from type paper

Info

Publication number: CN216970290U
Application number: CN202123235265.4U
Authority: CN
Inventors: 魏小东; 张寅虎; 唐红兵; 陈建平; 陶连成
Original assignee: Suzhou Qihang Electronics Co ltd
Current assignee: Suzhou Qihang Electronics Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-07-15
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses a structure of release paper tearing equipment, which comprises a mylar sheet adsorption system and a tearing system for tearing release paper on a mylar sheet, wherein the tearing system comprises a two-dimensional system capable of lifting and translating and a tearing device arranged on the two-dimensional system, the tearing device at least comprises a tearing unit, and the tearing unit comprises a clamping jaw cylinder, a first clamping jaw arranged on one moving part of the clamping jaw cylinder and a second clamping jaw arranged on the other moving part of the clamping jaw cylinder. Under the drive of a two-dimensional system, the tearing device is close to the mylar sheet, the first clamping jaw extends into the space between the release paper and the mylar sheet, a part of the release paper is torn from the mylar sheet, the two clamping jaws are driven by the clamping jaw cylinder to clamp the release paper, and the release paper is torn from the mylar sheet. The tear-off device of this design can tear off from the wheat pulling-on piece with the parting paper automatically, compares in the manual work and tears off, and is not only efficient, and the wheat pulling-on piece is difficult for receiving pollution or damage moreover.

Description

Structure of equipment is torn from type paper

Technical Field

The utility model relates to the technical field of electronics, in particular to equipment for tearing off release paper attached to mylar sheets on a PCB (printed circuit board).

Background

The nonmetal Mylar film is used for insulation and protection of the PCB circuit board. Before attaching the mylar film to the PCB, the release paper attached to the mylar film needs to be torn off.

SUMMERY OF THE UTILITY MODEL

The technical problem solved by the utility model is as follows: provides a device for tearing off release paper on a mylar sheet.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a structure from type paper equipment of tearing, includes mylar piece adsorption system, tears on the mylar piece from the system of tearing of type paper, tears the system including can go up and down and the translation two-dimensional system, install the device of tearing on two-dimensional system, tears the device and include one at least and tear the unit, tear the unit and include the clamping jaw cylinder, install the first clamping jaw on a moving part of clamping jaw cylinder, install the second clamping jaw on another moving part of clamping jaw cylinder, first clamping jaw is the spiller form, and the second clamping jaw is crooked, and under the drive of clamping jaw cylinder, the tail end of second clamping jaw can support and press the tail end at first clamping jaw.

The side of the Mylar film, which is not attached with the release paper, is adsorbed by the Mylar film adsorption system, the Mylar film is in a horizontal state, and the release paper is attached to the upper surface of the Mylar film. Initially, the first clamping jaw and the second clamping jaw are far away from each other, under the driving of the two-dimensional system, the tail end of the first clamping jaw is as high as the mylar sheet but lower than the release paper, then the tearing device is transversely closed to the mylar sheet, and the tail end of the first clamping jaw extends into the space between the release paper and the mylar sheet. The tearing device continues to move transversely, the tail end of the first clamping jaw continues to penetrate into the space between the release paper and the mylar sheet, and the tail end of the first clamping jaw tears a part of the release paper from the mylar sheet. And then, the clamping jaw cylinder drives the first clamping jaw and the second clamping jaw to be closed, and the first clamping jaw and the second clamping jaw clamp the release paper. The tearing device continues to transversely displace, and the first clamping jaw and the second clamping jaw tear the release paper from the mylar.

The tearing device can automatically tear off release paper from the mylar sheet under the driving of the two-dimensional system, and compared with manual tearing, the tearing device is high in efficiency, and the mylar sheet is not easily polluted or damaged.

Drawings

The utility model is further described below with reference to the accompanying drawings:

FIG. 1 is a schematic view of the structure of a release paper removal apparatus;

FIG. 2 is a schematic view of tear-off device 20;

FIG. 3 is a schematic view of the tear away device of FIG. 2 viewed from the bottom left;

FIG. 4 is an enlarged view taken at A in FIG. 2;

fig. 5 is a schematic diagram of a mylar tab suction system.

The symbols in the drawings illustrate that:

11. a gantry; 12. a lateral drive system; 13. a longitudinal drive system;

20. a tearing device;

30. a tearing unit; 31. a clamping jaw cylinder; 32. a first jaw; 33. a second jaw; 34. an air blowing pipe;

41. a substrate; 411. a transverse strip-shaped groove; 42. a connecting plate; 421. an arc-shaped slot; 43. mounting a plate; 441. a first connecting member; 442. a second connecting member; 443. a third connecting member;

50. a Mylar adsorption system; 51. an adsorption station; 52. an adsorption cavity; 53. a gas supply line; 54. a box body; 55. a support;

60. an air tap.

Detailed Description

Combine figure 1, fig. 2, a structure from type paper equipment of tearing off, include wheat pulling-on piece adsorption system, tear off on the wheat pulling-on piece from the system of tearing off of type paper, tear off the system including can go up and down and the translation two-dimensional system, install the device of tearing on the two-dimensional system 20, tear off the device and include one at least and tear off unit 30, tear off the unit and include clamping jaw cylinder 31, install first clamping jaw 32 on a moving part of clamping jaw cylinder, install the second clamping jaw 33 on another moving part of clamping jaw cylinder, first clamping jaw is the spiller form, and the second clamping jaw is crooked, and under the drive of clamping jaw cylinder, the tail end of second clamping jaw can support and press the tail end at first clamping jaw.

The Mylar film is in a horizontal state, the bottom of the Mylar film is adsorbed by the Mylar film adsorption system, and the release paper is attached to the upper surface of the Mylar film. Initially, the first jaw 32 and the second jaw 33 are far apart, and the tail end of the first jaw is at the same level as the mylar sheet but below the release paper under the drive of the two-dimensional system. Then, the tearing device 20 and the tearing unit 30 are transversely closed to the mylar sheet, and the tail end of the first clamping jaw extends into the space between the release paper and the mylar sheet, so that the release paper is pulled away from the mylar sheet. The lateral displacement of the tearing device and the tearing unit is continued, the tail end of the first clamping jaw 32 is continued to penetrate between the release paper and the mylar sheet, and the tail end of the first clamping jaw is used for tearing off a part of the release paper from the mylar sheet, wherein the part is positioned between the first clamping jaw 32 and the second clamping jaw 33. Then, the clamping jaw air cylinder 31 drives the first clamping jaw and the second clamping jaw to close, and the first clamping jaw and the second clamping jaw clamp the release paper. The lateral displacement of the tear-off device 20 and the tear-off unit 30 continues, and the first and second jaws tear off the release paper from the mylar sheet.

Referring to fig. 2 and 3, any one of the tear-off units 30 is provided with a blow pipe 34, the exhaust end of which is located between the first jaw 32 and the second jaw 33. The tearing unit 30 is driven by the two-dimensional system to reach the upper part of the waste barrel after tearing off the release paper from the mylar, the first clamping jaw and the second clamping jaw release the release paper, the air blowing pipe 34 blows air to the release paper, and the release paper is blown down to the waste barrel. Alternatively, the blow tube 34 may be mounted on the cylinder body of the jaw cylinder 31, or may be mounted on a connecting assembly described below. The air blowing pipe is connected with an air blowing pump through a pipeline.

As shown in fig. 4, the tearing unit 30 is connected to the two-dimensional system through a connecting assembly, the connecting assembly includes a substrate 41 connected to the two-dimensional system, a connecting plate 42 mounted on the substrate, a mounting plate 43 mounted on the connecting plate, a transverse strip-shaped slot 411 is provided on the substrate, an arc-shaped slot 421 is provided on the connecting plate, a first connecting member 441 passes through the connecting plate to be connected to the mounting plate, a second connecting member 442 passes through the arc-shaped slot to be connected to the mounting plate, a third connecting member 443 passes through the transverse strip-shaped slot to be connected to the connecting plate, and the clamping jaw cylinder 31 is mounted on the mounting plate.

The inclination angle of the mounting plate 43 relative to the connecting plate 42 can be adjusted by loosening the first connecting piece 441 and the second connecting piece 442, the mounting plate rotates around the first connecting piece 441 during adjustment, the second connecting piece 442 slides in the arc-shaped groove 421, and after the positions are adjusted properly, the first connecting piece and the second connecting piece are screwed down to fix the mounting plate 43 and the connecting plate 42. The transverse position of the connecting plate 42 relative to the substrate 41 can be adjusted by loosening the third connecting piece 443, the third connecting piece is displaced along the transverse strip-shaped groove 411 during adjustment, and after the position is properly adjusted, the third connecting piece is screwed down to realize the fixed connection of the connecting plate 42 and the substrate 41. The adjustment of the positions of the mounting plate 43 and the connecting plate 42 with respect to the substrate 41 is to adjust the position of the removal unit 30 with respect to the substrate, and is intended to: under the drive of two-dimensional system, the tail end of first clamping jaw 32 can stretch into between wheat pulling-on piece and the release paper accurately to tear the release paper.

As shown in fig. 5, the mylar sheet adsorption system may alternatively include four adsorption stations 51, and the tearing device 20 includes four tearing units 30 disposed corresponding to the four adsorption stations. Any of the suction stations is essentially a cylinder with the mylar sheet lying flat on the top end face of the cylinder. The Mylar film adsorption system works to adsorb the Mylar film on the top end face of the cylindrical part. The four absorbing units 30 work synchronously under the driving of the two-dimensional system, and the efficiency of tearing off release paper by the Mylar film is improved.

The Mylar film adsorption system comprises a funnel-shaped adsorption cavity 52, an air supply pipeline 53 connected with the bottom end of the adsorption cavity, and an air pump connected with the air supply pipeline, wherein the top of the adsorption cavity is provided with a plurality of adsorption stations 51. The air pump is disposed within the tank 54. The adsorption chamber 52 is supported by a holder 55.

As an improvement, an air nozzle 60 is arranged beside the adsorption station 51 and is connected with an air blowing pump. The worker blows off the dust on the adsorption station by using the air tap.

As an illustration, the two-dimensional system includes a transverse driving system 12 disposed on the top of the gantry 11, and a longitudinal driving system 13 connected to the transverse driving system, and the tearing device 20 is mounted on the longitudinal driving system. The transverse driving system and the longitudinal driving system are both screw rod mechanisms driven by a motor.

The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description herein, since various changes and modifications can be made in the details of the embodiment and the application range according to the spirit of the present invention.

Claims

1. The utility model provides a tear structure of equipment from type paper, includes the wheat pulling-on piece adsorption system, tears the system of tearing from type paper on the wheat pulling-on piece, tears the system including can go up and down and the two-dimensional system of translation, install tear device (20) on the two-dimensional system, its characterized in that: the tearing device at least comprises a tearing unit (30), the tearing unit comprises a clamping jaw cylinder (31), a first clamping jaw (32) arranged on a moving part of the clamping jaw cylinder, and a second clamping jaw (33) arranged on another moving part of the clamping jaw cylinder, the first clamping jaw is in a scraper knife shape, the second clamping jaw is bent, and the tail end of the second clamping jaw can be abutted against the tail end of the first clamping jaw under the driving of the clamping jaw cylinder.

2. The structure of a release paper removing apparatus according to claim 1, wherein: any tearing unit (30) is matched with an air blow pipe (34), and the air exhaust end of the air blow pipe is positioned between the first clamping jaw (32) and the second clamping jaw (33).

3. The structure of a release paper removing apparatus according to claim 1, wherein: tear unit (30) and be connected with two-dimensional system through coupling assembling, coupling assembling includes base plate (41) with two-dimensional system connection, installs connecting plate (42) on the base plate, installs mounting panel (43) on the connecting plate, is equipped with horizontal bar groove (411) on the base plate, is equipped with arc wall (421) on the connecting plate, first connecting piece (441) pass the connecting plate and are connected with the mounting panel, second connecting piece (442) pass the arc wall and are connected with the mounting panel, third connecting piece (443) pass horizontal bar groove and are connected with the connecting plate, install clamping jaw cylinder (31) on the mounting panel.

4. The structure of a release paper removing apparatus according to claim 1, wherein: the Mylar film adsorption system comprises four adsorption stations (51), and the tearing device (20) comprises four tearing units (30) which are correspondingly arranged with the four adsorption stations.

5. The structure of a release paper removing apparatus according to claim 1, wherein: the Mylar film adsorption system comprises a funnel-shaped adsorption cavity (52), an air supply pipeline (53) connected with the bottom end of the adsorption cavity, and an air pump connected with the air supply pipeline, wherein the top of the adsorption cavity is provided with a plurality of adsorption stations (51).