CN216544273U

CN216544273U - Polyimide film trimming mechanism and imidization furnace

Info

Publication number: CN216544273U
Application number: CN202122360555.5U
Authority: CN
Inventors: 王善辉; 柳武军; 毛勇军
Original assignee: Zhejiang Zhongke Jiuyuan New Material Co Ltd
Current assignee: Zhejiang Zhongke Jiuyuan New Material Co Ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-05-17
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses a polyimide film trimming mechanism, wherein a horizontally arranged rotating shaft is arranged at one end of a swing arm and can be rotatably arranged on a fixed seat through the rotating shaft, a trimming component is arranged on the swing arm and comprises a cutter holder and a blade, a cutter mounting position is arranged on the cutter holder, a magnet and a positioning pin are arranged on the cutter mounting position, a positioning hole matched with the positioning pin is arranged on the blade, and the blade and the magnet are in adsorption fit. Through above-mentioned polyimide film trimming mechanism of optimal design, simple structure is convenient for adjust cutting position and angle, and the convenient change of in-process blade of cutting edge is fixed, can neatly cut fast when guaranteeing that the film is come out of the stove.

Description

Polyimide film trimming mechanism and imidization furnace

Technical Field

The utility model relates to the technical field of polyimide film processing, in particular to a polyimide film trimming mechanism and an imidizing furnace.

Background

The polyimide film has good high temperature resistance, radiation resistance, corrosion resistance and insulating property, and is widely applied to the fields of aerospace, microelectronics, laser and the like at present. When the polyimide film is processed, the polyamide solution is subjected to casting film forming, and then is subjected to stretching and high-temperature imidization to finally form the finished polyimide film. After the film is formed, the finished film needs to be trimmed.

The commonly used edge cutting mechanisms at present comprise cutter groove roller edge cutting and circular edge cutting. The edge cutting of the knife groove roller depends on the surface of the roller to open the groove, the film is fed from the surface of the roller, and the knife is cut in the groove, so that the film edge can be effectively cut off, but the blade in the mode can not act, after the blade works for a long time, the knife tip becomes blunt, the edge cutting effect becomes poor, the phenomenon of rough edges or curved edges can occur, the blade is inconvenient to replace, and an independent mounting frame is required; the circular knife is cut edge, and the circular knife can follow the membrane and rotate, and the loss ratio of blade is than lower so, but the circular knife is cut edge because pivoted, and consequently the side cut effect is relatively poor, appears jumping the sword easily.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems in the background art, the utility model provides a polyimide film edge cutting mechanism and an imidization furnace.

The utility model provides a polyimide film edge cutting mechanism, which comprises: the device comprises a fixed seat, a swing arm and a trimming component;

swing arm one end is equipped with the pivot that the level set up and through the pivot rotatable installation on the fixing base, and the side cut unit mount is on the swing arm, and the side cut subassembly includes blade holder and blade, is equipped with cutter installation position on the blade holder, is equipped with magnet and locating pin on the cutter installation position, is equipped with on the blade with locating pin complex locating hole, and the blade adsorbs the cooperation with the magnet.

Preferably, the fixing seat is provided with a vertically arranged sliding rail, the sliding rail is provided with a sliding seat which can be installed in a sliding manner, and one end of the swing arm is rotatably installed on the sliding seat through a rotating shaft.

Preferably, still include adjusting screw, the slide rail includes two tracks of parallel interval arrangement, and adjusting screw is vertical to be set up between two tracks, and rotatable the installing on the fixing base, is equipped with the screw with adjusting screw thread fit on the slide.

Preferably, the sliding seat is provided with an expansion bracket which extends and retracts in the direction away from the sliding rail, and one end of the swing arm is rotatably arranged on the expansion bracket through a rotating shaft.

Preferably, a plurality of trimming assemblies are included, and are sequentially arranged on the swing arm along the extension direction of the swing arm.

Preferably, the tool apron is provided with a through groove extending along the surface of the tool apron, and the bottom of the through groove forms the tool mounting position.

Preferably, the blade is arranged along the through groove and two ends of the blade extend out of the blade seat.

According to the polyimide film trimming mechanism, one end of a swing arm is provided with a rotating shaft which is horizontally arranged and can be rotatably arranged on a fixed seat through the rotating shaft, a trimming component is arranged on the swing arm and comprises a cutter holder and a blade, a cutter mounting position is arranged on the cutter holder, a magnet and a positioning pin are arranged on the cutter mounting position, a positioning hole matched with the positioning pin is arranged on the blade, and the blade and the magnet are in adsorption fit. Through above-mentioned polyimide film trimming mechanism of optimal design, simple structure is convenient for adjust cutting position and angle, and convenient the change of side cut in-process blade is fixed, can neatly cut fast when guaranteeing the film and coming out of the stove.

The utility model also comprises a polyimide film imidizing furnace which comprises the polyimide film edge cutting mechanism.

Preferably, the method further comprises the following steps: the device comprises a furnace body, a discharge guide rail and a roller collecting mechanism;

furnace body one side is equipped with the discharge gate, and ejection of compact guide rail is followed the discharge gate stretches out from the furnace body, forms the film material level of discharging in ejection of compact guide rail top, and receipts roller mechanism is located ejection of compact guide rail and keeps away from furnace body one end, and the fixing base is installed on ejection of compact guide rail, and the blade is located film material level of discharging top and towards the film setting.

Preferably, the discharging guide rail is provided with a needle plate for fixing the film, the needle plate is slidably mounted on the discharging guide rail, and the blade is positioned above the needle plate.

According to the polyimide film imidizing furnace, a discharge hole is formed in one side of a furnace body, a discharge guide rail extends out of the furnace body from the discharge hole, a film discharge position is formed above the discharge guide rail, a roller collecting mechanism is located at one end, far away from the furnace body, of the discharge guide rail, a fixed seat is installed on the discharge guide rail, and a blade is located above the film discharge position and arranged towards a film; during the installation, the cutter is fixed in imidization furnace exit position, practices thrift the equipment space, and the film is followed the imination furnace ejection of compact simultaneously, when not breaking away from the faller, cuts edge through the cutter, can not cause the condition on film brokenly limit, effectively avoids appearing the jump sword phenomenon.

Drawings

Fig. 1 is a schematic front view of a polyimide film trimming mechanism according to the present invention.

Fig. 2 is a schematic top view of a polyimide film trimming mechanism according to the present invention.

Fig. 3 is a schematic structural diagram of a trimming assembly of a polyimide film trimming mechanism according to the present invention.

FIG. 4 is a schematic structural diagram of a polyimide film imidizing furnace according to the present invention.

FIG. 5 is a schematic view of a partial structure of a polyimide film imidizing furnace in which a trimming mechanism is engaged with a needle plate.

Detailed Description

As shown in fig. 1 to 5, fig. 1 is a schematic structural diagram of a polyimide film trimming mechanism according to the present invention, fig. 2 is a schematic structural diagram of a polyimide film trimming mechanism according to the present invention, fig. 3 is a schematic structural diagram of a trimming assembly of a polyimide film trimming mechanism according to the present invention, fig. 4 is a schematic structural diagram of a polyimide film imidizing furnace according to the present invention, and fig. 5 is a schematic structural diagram of a part of a trimming mechanism of a polyimide film imidizing furnace according to the present invention, which is matched with a needle plate.

Referring to fig. 1 to 3, the polyimide film trimming mechanism provided by the present invention includes: the device comprises a fixed seat 1, a swing arm 2 and a trimming component;

2 one end of swing arm is equipped with the pivot that the level set up and through the pivot rotatable installation on fixing base 1, and the side cut unit mount is on swing arm 2, and the side cut subassembly includes blade holder 3 and blade 4, is equipped with cutter installation position on the blade holder 3, is equipped with magnet 31 and locating pin 32 on the cutter installation position, be equipped with on the blade 4 with locating pin 32 complex locating hole, and blade 4 and magnet 31 absorption cooperation.

In this embodiment, the polyimide film trimming mechanism that provides, swing arm one end are equipped with the pivot that the level set up and through the pivot rotatable installation on the fixing base, and the side cut unit mount is on the swing arm, and the side cut subassembly includes blade holder and blade, is equipped with cutter installation position on the blade holder, is equipped with magnet and locating pin on the cutter installation position, is equipped with on the blade with locating pin complex locating hole, and the blade adsorbs the cooperation with the magnet. Through above-mentioned polyimide film trimming mechanism of optimal design, simple structure is convenient for adjust cutting position and angle, and convenient the change of side cut in-process blade is fixed, can neatly cut fast when guaranteeing the film and coming out of the stove.

Referring to fig. 4, in order to explain in detail the specific operation of the polyimide film trimming mechanism of the present embodiment, the present embodiment also proposes a polyimide film imidizing furnace including the polyimide film trimming mechanism described above.

Specifically, the present embodiment further includes: the device comprises a furnace body 10, a discharge guide rail 20 and a roller collecting mechanism 30;

furnace body 10 one side is equipped with the discharge gate, and ejection of compact guide rail 20 is followed the discharge gate stretches out from furnace body 10, forms the film in ejection of compact guide rail 20 top and goes out the material level, and receipts roller mechanism 30 is located ejection of compact guide rail 20 and keeps away from furnace body 10 one end, and fixing base 1 installs on ejection of compact guide rail 20, and blade 4 is located film ejection of compact position top and towards the film setting.

In the polyimide film bead cutter's of this embodiment concrete working process, install bead cutter's fixing base in the ejection of compact guide rail below of imidization stove exit in advance for the blade is located the film top, according to the position of film, adjusts the angle of swing arm, thereby adjusts the side cut position of blade, during the side cut, follows the imidization stove ejection of compact in-process at the film, cuts edge to polyimide film promptly during the ejection of compact. When the blade needs to be replaced, the old blade is taken down from the cutter holder, the new blade is placed on the cutter mounting position of the cutter holder, the blade is matched and positioned through the positioning hole and the positioning pin, and the magnet adsorbs and fixes the blade.

Further, referring to fig. 5, the discharging guide 20 is provided with a needle plate 40 for fixing the film, the needle plate 40 is slidably mounted on the discharging guide 20, and the blade 4 is located above the needle plate 40. During the ejection of compact, the film passes through the faller fixed edge, along with the faller along ejection of compact guide rail slip ejection of compact, during the side cut, the film did not break away from the faller this moment, and the side cut can not produce the condition on brokenly the limit to the skip phenomenon can not appear, thereby improves side cut quality and efficiency.

In the polyimide film imidizing furnace, a discharge port is formed in one side of a furnace body, a discharge guide rail extends out of the furnace body from the discharge port, a film discharge position is formed above the discharge guide rail, a roller retracting mechanism is located at one end, far away from the furnace body, of the discharge guide rail, a fixed seat is installed on the discharge guide rail, and a blade is located above the film discharge position and arranged towards a film; during the installation, the cutter is fixed in imidization furnace exit position, practices thrift the equipment space, and the film is followed the imination furnace ejection of compact simultaneously, when not breaking away from the faller, cuts edge through the cutter, can not cause the condition on film brokenly limit, effectively avoids appearing the jump sword phenomenon.

In a further specific embodiment, the trimming mechanism of the present embodiment includes a plurality of trimming assemblies, which are sequentially arranged on the swing arm 2 along the extending direction of the swing arm 2. When one of the trimming assemblies replaces a blade, the blades of the other trimming assemblies can continue trimming.

In order to facilitate the installation and positioning of the blade, in other specific design modes, a through groove extending along the surface of the blade holder 3 is formed in the blade holder 3, and the bottom of the through groove is provided with the blade installation position.

Further, the blade 4 is arranged along the through groove and two ends of the blade protrude from the blade holder 3.

In a specific embodiment, a slide rail 5 arranged vertically is arranged on the fixed seat 1, a slide seat 6 mounted in a sliding manner is arranged on the slide rail 5, and one end of the swing arm 2 is rotatably mounted on the slide seat 6 through a rotating shaft.

In the lifting adjusting process, the lifting adjusting device further comprises an adjusting screw 7, the sliding rail 5 comprises two rails which are arranged in parallel at intervals, the adjusting screw 7 is vertically arranged between the two rails and can be rotatably installed on the fixed seat 1, and a screw hole in threaded fit with the adjusting screw 7 is formed in the sliding seat 6; through rotatory adjusting screw, can realize the lift of slide, and then realize the side cut subassembly.

In the horizontal adjustment process, the slide 6 is provided with an expansion bracket 8 which extends and retracts towards the direction away from the slide rail 5, and one end of the swing arm 2 is rotatably arranged on the expansion bracket 8 through a rotating shaft.

When the trimming position is specifically adjusted, the trimming position of the blade can be adjusted by lifting the sliding seat according to the polyimide film from the discharging position of the imidization furnace and stretching the telescopic frame.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a polyimide film trimming mechanism which characterized in that includes: the device comprises a fixed seat (1), a swing arm (2) and an edge cutting assembly;

swing arm (2) one end is equipped with the pivot that the level set up and installs on fixing base (1) through the pivot is rotatable, and the side cut unit mount is on swing arm (2), and the side cut subassembly includes blade holder (3) and blade (4), is equipped with cutter installation position on blade holder (3), is equipped with magnet (31) and locating pin (32) on the cutter installation position, be equipped with on blade (4) with locating pin (32) complex locating hole, and blade (4) and magnet (31) adsorption fit.

2. The polyimide film trimming mechanism according to claim 1, wherein the fixed base (1) is provided with a vertically arranged slide rail (5), the slide rail (5) is provided with a slide carriage (6) which can be slidably mounted, and one end of the swing arm (2) is rotatably mounted on the slide carriage (6) through a rotating shaft.

3. The polyimide film trimming mechanism according to claim 2, further comprising an adjusting screw (7), wherein the sliding rail (5) comprises two rails arranged in parallel and spaced, the adjusting screw (7) is vertically arranged between the two rails and rotatably mounted on the fixed seat (1), and the sliding seat (6) is provided with a screw hole in threaded fit with the adjusting screw (7).

4. The polyimide film trimming mechanism according to claim 2, wherein the slide carriage (6) is provided with an expansion bracket (8) which expands and contracts in a direction away from the slide rail (5), and one end of the swing arm (2) is rotatably mounted on the expansion bracket (8) through a rotating shaft.

5. The polyimide film trimming mechanism according to claim 1, comprising a plurality of trimming assemblies, which are sequentially arranged on the swing arm (2) in the extending direction of the swing arm (2).

6. The polyimide film trimming mechanism according to claim 1, wherein the tool holder (3) is provided with a through groove extending along the surface of the tool holder (3), and the tool mounting position is formed at the bottom of the through groove.

7. The polyimide film trimming mechanism according to claim 6, wherein a blade (4) is disposed along the through slot and has both ends protruding from the tool holder (3).

8. A polyimide film imidizing furnace comprising the polyimide film edge slitting mechanism according to any one of claims 1 to 7.

9. The polyimide film imidizing furnace of claim 8 further comprising: the device comprises a furnace body (10), a discharge guide rail (20) and a roller collecting mechanism (30);

furnace body (10) one side is equipped with the discharge gate, and ejection of compact guide rail (20) are followed the discharge gate stretches out from furnace body (10), forms film ejection of compact material level in ejection of compact guide rail (20) top, and take-up roller mechanism (30) are located ejection of compact guide rail (20) and keep away from furnace body (10) one end, and fixing base (1) is installed on ejection of compact guide rail (20), and blade (4) are located film ejection of compact position top and towards the film setting.

10. The polyimide film imidizing furnace as claimed in claim 9, wherein the discharge guide rail (20) is provided with a needle plate (40) for fixing the film, the needle plate (40) is slidably mounted on the discharge guide rail (20), and the blade (4) is located above the needle plate (40).