CN219426937U

CN219426937U - Polyimide film trimming device

Info

Publication number: CN219426937U
Application number: CN202320184196.9U
Authority: CN
Inventors: 段政
Original assignee: Shandong Shuangjian New Materials Co ltd
Current assignee: Shandong Shuangjian New Materials Co ltd
Priority date: 2023-02-11
Filing date: 2023-02-11
Publication date: 2023-07-28
Anticipated expiration: 2033-02-11

Abstract

The utility model provides a polyimide film trimming device, which relates to the technical field of film trimming and comprises a base, wherein a bracket is fixedly connected with the middle part of one side of the upper end of the base. According to the utility model, the position of the cutting assembly capable of cutting the polyimide film can be adjusted by arranging the screw rod, when an operator needs to process polyimide films of different types, the operator only needs to rotate the crank, and the crank can drive the screw rod to rotate, so that the longitudinal rod and the transverse rod which are in threaded connection with the screw rod are driven to vertically move, and when the cutting assembly is adjusted to a proper cutting height, the cutting assembly can cut the polyimide film, so that the applicability of the device is improved, and the problems that the height of the traditional film edge cutting device cannot be adjusted, and when the polyimide films with different thicknesses are cut, the height of the cutting tool is not adjusted, the film is easy to wrinkle during edge cutting, and the flatness of the film edge is affected are solved.

Description

Polyimide film trimming device

Technical Field

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

Background

The polyimide film comprises two types of benzene-type polyimide film and biphenyl-type polyimide film, is a special polymer material, has good mechanical property, high temperature resistance, corrosion resistance, high insulating property and good processing manufacturability, and can be widely applied to various fields of aerospace, electronic products, packaging materials, communication facilities and the like.

In the prior art, as disclosed in chinese patent No. CN216266378U, the trimming device for polyimide film comprises two compression bars, the lower ends of the two compression bars are connected with bearing seats, the compression bars are sleeved with guide sleeves and compression springs, the upper ends of the compression springs are abutted against the lower ends of the guide sleeves and the lower ends of the compression springs are abutted against the bearing seats; a rotating shaft is arranged between the two bearing seats, a pressing roller is sleeved in the middle of the rotating shaft, and cutters are sleeved on the rotating shaft at two ends of the pressing roller.

However, in the prior art, after the polyimide film is formed, the finished film needs to be trimmed and rolled and packaged, but the height of the conventional film trimming device cannot be adjusted, when the polyimide films with different thicknesses are cut, the phenomenon that the film is easy to wrinkle during trimming is caused by the fact that the heights of the cutting tools are not adjusted due to the different thicknesses of the polyimide films with different thicknesses, and the flatness of the edges of the film is affected once the phenomenon of wrinkling occurs.

Disclosure of Invention

The utility model aims to solve the problems that after polyimide films are formed, trimming and rolling packaging are needed to be carried out on finished films, but the heights of the existing film trimming devices cannot be adjusted, when polyimide films with different thicknesses are cut, the heights of cutting tools are not adjusted due to different thicknesses of different types of polyimide films, the films are easy to wrinkle during trimming, and once the wrinkling phenomenon occurs, the flatness of the edges of the films is affected.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: polyimide film side cut device, which comprises a base, the middle part fixedly connected with support of base upper end one side, the spout has been seted up at the middle part of support, the draw-in groove has all been seted up to the both sides of spout, the surface sliding connection of spout has the longitudinal rod, the equal fixedly connected with cardboard in both sides of longitudinal rod one end, sliding connection between cardboard and the draw-in groove, the middle part of support is provided with the lead screw, the one end threaded connection of lead screw and longitudinal rod, the upper end fixedly connected with limiting plate of support, lead screw through connection is at the middle part of limiting plate, the upper end fixedly connected with crank of lead screw, the middle part fixedly connected with connecting rod of longitudinal rod lower extreme, the lower extreme fixedly connected with cutting assembly of connecting rod.

Preferably, the middle part fixedly connected with transverse rod of longitudinal rod, the lower extreme of transverse rod both sides is all fixedly connected with connecting piece.

Preferably, the lower ends of the two connecting pieces are fixedly connected with connecting plates, and the middle parts of the two connecting plates are rotationally connected with compression rollers.

Preferably, the four corners of base upper end all fixedly connected with fixed plate, fixedly connected with pivot between the middle part of fixed plate.

Preferably, the surface of the rotating shaft is fixedly connected with a supporting roller.

Preferably, the support roller is located directly below the pressing roller.

Preferably, the four corners of the lower end of the base are fixedly connected with supporting legs.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. according to the utility model, the position of the cutting assembly capable of cutting the polyimide film can be adjusted by arranging the screw rod, when operators need to process polyimide films of different types, due to inconsistent thickness of the polyimide films, the operators only need to rotate the crank, the crank drives the screw rod to rotate, so that the longitudinal rod and the transverse rod which are in threaded connection with the screw rod are driven to vertically move, and when the cutting assembly is adjusted to a proper cutting height, the cutting assembly can cut the polyimide film, thereby improving the applicability of the device, solving the problems that the height of the traditional film edge cutting device cannot be adjusted, when polyimide films of different thicknesses are cut, the film is easy to wrinkle when the thickness of the polyimide films of different types is different, and the flatness of the edge of the film is influenced once the wrinkling phenomenon occurs.

2. In the utility model, the pressing rollers are arranged at the lower ends of the two sides of the transverse rod, and the pressing rollers and the cutting assembly are positioned at the same horizontal line height, so that the pressing rollers and the two groups of supporting rollers arranged below the pressing rollers can move together along with the adjustment of the longitudinal rod by an operator, and the pressing rollers and the two groups of supporting rollers arranged below the pressing rollers can extrude and stretch the polyimide film when the cutting assembly cuts the polyimide film, thereby ensuring that the polyimide film is flat during cutting, and reducing the occurrence of wrinkling phenomenon.

Drawings

FIG. 1 is a perspective view of a polyimide film trimming device according to the present utility model;

FIG. 2 is a schematic plan view of a polyimide film trimming device according to the present utility model;

FIG. 3 is a schematic view of a bracket and a longitudinal rod part of the polyimide film trimming device according to the present utility model;

fig. 4 is a schematic diagram of a connection relationship between a bracket and a longitudinal rod of the polyimide film trimming device provided by the utility model.

Legend description:

1. a base; 11. support legs; 12. a fixing plate; 13. a rotating shaft; 14. a support roller; 15. a transverse bar; 16. a connecting piece; 17. a connecting plate; 18. a press roller; 2. a bracket; 21. a chute; 22. a clamping groove; 23. a longitudinal rod; 24. a clamping plate; 25. a screw rod; 26. a crank; 27. a limiting plate; 28. a connecting rod; 29. and a cutting assembly.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

The embodiment 1, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the utility model provides a polyimide film trimming device, which comprises a base 1, a support 2 is fixedly connected to the middle part of one side of the upper end of the base 1, a chute 21 is formed in the middle part of the support 2, clamping grooves 22 are formed in both sides of the chute 21, a longitudinal rod 23 is connected to the surface of the chute 21 in a sliding manner, clamping plates 24 are fixedly connected to both sides of one end of the longitudinal rod 23, the clamping plates 24 are connected with the clamping grooves 22 in a sliding manner, a screw rod 25 is arranged in the middle of the support 2, the screw rod 25 is connected with one end of the longitudinal rod 23 in a threaded manner, a limiting plate 27 is fixedly connected to the upper end of the support 2, a crank 26 is fixedly connected to the middle part of the lower end of the longitudinal rod 23, a connecting rod 28 is fixedly connected to the lower end of the connecting rod 28, the cutting assembly 29 is arranged at the lower end of the connecting rod 28, the position of the cutting assembly 29 can be adjusted by setting the cutting assembly capable of rotating the screw rod 25, when an operator needs to process polyimide films of different polyimide films, the operator only needs to rotate the handles 26, the screw rod 25 is required to rotate, the screw rod 25 is driven by the operator to rotate, the screw rod 25 is driven by the screw rod 25, and the screw rod 23 is driven to rotate properly, and the longitudinal rod 23 is driven to move in a proper height, and the longitudinal rod 23 is prevented from being cut by the cutting assembly, and the longitudinal rod 23 is suitable for the longitudinal rod 23 when the operator is connected to the longitudinal rod 23, and the cutting device is in a high side and suitable for the cutting device.

As shown in fig. 1, 2, 3 and 4, the middle part of the longitudinal rod 23 is fixedly connected with a transverse rod 15, the lower ends of two sides of the transverse rod 15 are fixedly connected with connecting pieces 16, the transverse rod 15 and the longitudinal rod 23 are at the same level, and the connecting pieces 16 can fix the device below.

As shown in fig. 1, 2, 3 and 4, the lower ends of the two connecting pieces 16 are fixedly connected with connecting plates 17, the middle parts of the two connecting plates 17 are rotatably connected with press rolls 18, and the press rolls 18 can squeeze and stretch the polyimide film with two groups of support rolls 14 arranged below.

As shown in fig. 1 and 2, four corners of the upper end of the base 1 are fixedly connected with fixing plates 12, a rotating shaft 13 is fixedly connected between the middle parts of the fixing plates 12, and the fixing plates 12 can support and fix the rotating shaft 13.

As shown in fig. 1 and 2, the surface of the rotating shaft 13 is fixedly connected with a supporting roller 14, and the supporting roller 14 can squeeze and stretch the polyimide film with a pressing roller 18 arranged above.

As shown in fig. 1 and 2, the supporting roller 14 is located right below the pressing roller 18, and the pressing roller 18 and the two groups of supporting rollers 14 arranged below can squeeze and stretch the polyimide film when the cutting assembly 29 cuts the polyimide film, so that the polyimide film is ensured to be flat when being cut, and the occurrence of wrinkling phenomenon is reduced.

As shown in fig. 1 and 2, the four corners of the lower end of the base 1 are fixedly connected with support legs 11, and the support legs 11 can support the base 1 away from the hard screen, thereby reducing unnecessary wear of the base 1.

The application method and the working principle of the device are as follows: through setting up can rotate lead screw 25 just can adjust the position of cutting assembly 29 to polyimide film cutting, when the operator needs the polyimide film of different types of processing, because polyimide film's thickness is inconsistent, the operator only needs to rotate crank 26, crank 26 can drive lead screw 25 rotation, thereby drive with lead screw 25 threaded connection's vertical pole 23 and transverse rod 15 vertical movement, when adjusting to suitable cutting height, cutting assembly 29 can cut polyimide film, thereby improve the suitability of the device, limiting plate 27 can carry out spacingly to vertical rod 23, prevent the operator and adjust the height of vertical rod 23 at the lead screw 25, the phenomenon that the longitudinal rod 23 appears derailing still through set up compression roller 18 in the lower extreme of transverse rod 15 both sides, compression roller 18 is in same horizontal line height with cutting assembly 29, can be along with the operator moves in the lump when adjusting vertical rod 23, compression roller 18 and two sets of backing rolls 14 that the below set up can extrude the stretching polyimide film when cutting assembly 29 cuts polyimide film, thereby ensure that polyimide film is level when cutting, thereby reduce the suitability of the device, the phenomenon that the edge cutting edge can's thickness is difficult to appear when the difference is cut, the phenomenon that the edge is difficult to the problem of film is cut, the problem of the appearance is difficult to be solved when the thickness of the different types of polyimide film is cut, the edge-cutting device is difficult to the appearance when the problem is different, the edge is cut, the problem is difficult to be cut, the appearance when the problem is different, can be easily when the edge is cut to the appearance to the edge is cut to the film is different.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. Polyimide film side cut device, including base (1), its characterized in that: the utility model discloses a cutting device for the plastic material of the base, including base (1), spout (21) have been seted up at the middle part of base (1) upper end one side, draw-in groove (22) have all been seted up at the middle part of support (2), draw-in groove (22) have all been seted up to the both sides of spout (21), the surface sliding connection of spout (21) has vertical pole (23), the both sides of vertical pole (23) one end all fixedly connected with cardboard (24), sliding connection between cardboard (24) and draw-in groove (22), the middle part of support (2) is provided with lead screw (25), the one end threaded connection of lead screw (25) and vertical pole (23), the upper end fixedly connected with limiting plate (27) of support (2), the upper end fixedly connected with crank (26) of lead screw (25), the middle part fixedly connected with connecting rod (28) of vertical pole (23) lower extreme, the lower extreme fixedly connected with cutting component (29) of connecting rod (28).

2. The polyimide film trimming device according to claim 1, wherein: the middle part of vertical pole (23) fixedly connected with transverse rod (15), the lower extreme of transverse rod (15) both sides is all fixedly connected with connecting piece (16).

3. The polyimide film trimming device according to claim 2, wherein: the lower ends of the two connecting pieces (16) are fixedly connected with connecting plates (17), and the middle parts of the two connecting plates (17) are rotationally connected with compression rollers (18).

4. The polyimide film trimming device according to claim 1, wherein: four corners of the upper end of the base (1) are fixedly connected with fixing plates (12), and rotating shafts (13) are fixedly connected between the middle parts of the fixing plates (12).

5. The polyimide film trimming device according to claim 4, wherein: the surface of the rotating shaft (13) is fixedly connected with a supporting roller (14).

6. The polyimide film trimming apparatus according to claim 5, wherein: the support roller (14) is positioned right below the press roller (18).

7. The polyimide film trimming device according to claim 1, wherein: four corners of the lower end of the base (1) are fixedly connected with supporting legs (11).