Photovoltaic adhesive film cutting device

Abstract

The utility model provides a photovoltaic adhesive film cutting device which comprises a working table and a cutting mechanism, and a groove is formed in the table top of the working table in the width direction of the working table; the cutting mechanism comprises a mounting frame, a motor, a screw, a tool apron, a nut and a cutter, the mounting frame is located above the groove and fixed to the workbench, the motor is fixed to the mounting frame, the screw is arranged in the length direction of the groove, one end of the screw is rotationally connected to the mounting frame, and the other end of the screw is connected with an output shaft of the motor through a coupler; the tool apron is slidably connected to the installation frame in the length direction of the groove, the nut is fixed to the tool apron and connected with the screw in a threaded mode, the cutting knife is installed on the tool apron, and the knife point of the cutting knife can be inserted into the groove.

Description

Technical Field

[0001] The utility model relates to a photovoltaic adhesive film cutting device, belonging to the technical field of photovoltaics. Background Art

[0002] At present, in the production process of photovoltaic modules, one or more layers of EVA or POE film need to be laid on the front and back of the battery cell. According to the size of the module, the material needs to be cut into corresponding sizes and laid on the module. At present, manual cutting is performed with low efficiency and large cutting errors. Therefore, there is an urgent need for a film cutting mechanism that can automatically cut with high cutting accuracy. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a photovoltaic film cutting device which can automatically cut and improve the cutting accuracy.

[0004] The utility model solves the above technical problems with the following technical solutions: A photovoltaic film cutting device, comprising:

[0005] A workbench, wherein the workbench surface is provided with grooves arranged along the width direction thereof;

[0006] A cutting mechanism, comprising a mounting frame, a motor, a screw, a knife seat, a nut and a cutting knife, wherein the mounting frame is located above the groove and fixed on the workbench, the motor is fixed on the mounting frame, the screw is arranged along the length direction of the groove and one end is rotatably connected to the mounting frame, and the other end is drivingly connected to the output shaft of the motor through a coupling, the knife seat is slidably connected to the mounting frame along the length direction of the groove, the nut is fixed on the knife seat and threadedly connected to the screw, and the cutting knife is mounted on the knife seat and its knife tip can be inserted into the groove.

[0007] The beneficial effects of the utility model are as follows: when not in operation, the cutting knife is located at one side of the workbench, the tip of the cutting knife is inserted into the groove, the film to be cut is laid on the workbench, the size is determined, the place to be cut is aligned with the cutting knife, the output shaft of the motor drives the screw to rotate through the coupling, so that the nut moves along the screw, the nut drives the knife seat to move, the cutting knife moves along the length direction of the groove to cut the film, the nut is driven to move by the rotation of the screw and then the cutting knife is driven to move, and the cutting accuracy can be improved.

[0008] On the basis of the above technical solution, the present invention can also be improved as follows.

[0009] Furthermore, the knife seat is provided with a sliding groove corresponding to the groove, and the sliding groove is connected at both ends along the length direction. The inner walls on both sides of the sliding groove are provided with limiting grooves along the length direction of the sliding groove. The two sides of the cutting knife are slidably connected in the limiting groove, and the locking piece can lock the cutting knife on the sliding groove.

[0010] The beneficial effect of adopting the above further solution is that the two sides of the cutting knife are slidably connected in the limiting groove, which can limit the moving direction of the cutting knife so that it can only slide along the length direction of the sliding groove and can always slide in the groove.

[0011] Furthermore, the locking member is a locking bolt, and a threaded hole is provided on the blade of the cutting knife. The locking bolt passes through the threaded hole and can be tightened against the bottom of the sliding groove.

[0012] The beneficial effects of adopting the above further solution are as follows: the locking bolt can lock the cutting knife on the slide slot, the position of the cutting knife on the slide slot can be adjusted, and then the depth of the cutting knife inserted into the groove can be adjusted, so that films of different thicknesses can be cut.

[0013] Furthermore, it also includes two slide rails and two sliders, the two slide rails are fixed on the mounting frame along the length direction of the groove, the two sliders are correspondingly slidably connected to the two slide rails, and the knife seat is fixed on the two sliders.

[0014] The beneficial effect of adopting the above further solution is: improving the sliding stability.

[0015] Furthermore, the knife seat is a U-shaped plate, the sliding groove is provided perpendicular to the top surface of the U-shaped plate, and the two sliding blocks are respectively fixed on the two side plates of the U-shaped plate.

[0016] Furthermore, it also includes a first rotating connecting seat, which includes a first bearing seat and a first bearing, the first bearing seat is fixed on the mounting frame, the outer ring of the first bearing is fixed on the first bearing seat, and the end of the screw away from the motor is fixedly connected to the inner ring of the first bearing.

[0017] Furthermore, it also includes a second rotating connecting seat, which includes a second bearing seat and a second bearing, the second bearing seat is fixed on the mounting frame, the outer ring of the second bearing is fixed on the second bearing seat, the end of the screw rod close to the motor is fixedly connected to the inner ring of the second bearing, and the two ends of the coupling are respectively connected to the screw rod and the output shaft of the motor.

[0018] Furthermore, the motor is a stepping motor.

[0019] The beneficial effect of adopting the above further solution is that the cutting distance of the cutting knife can be accurately controlled. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A schematic diagram of the structure of a photovoltaic film cutting device provided by the utility model;

[0021] Figure 2 A schematic diagram of the structure of a cutting mechanism in a photovoltaic film cutting device provided by the utility model;

[0022] Figure 3 for Figure 2 A top view of

[0023] Figure 4 for Figure 3 A magnified view of part A;

[0024] Figure 5 A schematic diagram of the structure of a knife holder, a nut, a cutting knife, a slider and a locking member in a photovoltaic film cutting device provided by the utility model;

[0025] Figure 6 for Figure 5 Magnified view of part B.

[0026] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0027] 1-workbench, 2-cutting mechanism, 21-mounting frame, 22-motor, 23-screw, 24-knife seat, 25-nut, 26-cutting knife, 3-groove, 4-coupling, 5-slide, 6-limiting groove, 7-locking piece, 8-slide rail, 9-slider, 10-first rotating connecting seat, 11-second rotating connecting seat. DETAILED DESCRIPTION

[0028] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention.

[0029] The utility model aims to provide a photovoltaic adhesive film cutting device to solve the problems existing in the prior art, and can automatically cut and improve the cutting accuracy.

[0030] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0031] The utility model provides a photovoltaic film cutting device, such as Figures 1 to 5As shown, it includes: a workbench 1 and a cutting mechanism 2, the workbench 1 has a groove 3 arranged along its width direction on the table surface; the cutting mechanism 2 includes a mounting frame 21, a motor 22, a screw 23, a knife seat 24, a nut 25 and a cutting knife 26, the mounting frame 21 is located above the groove 3 and is fixed on the workbench 1, the motor 22 is fixed on the mounting frame 21, the screw 23 is arranged along the length direction of the groove 3 and one end is rotatably connected to the mounting frame 21, and the other end is connected to the output shaft of the motor 22 through a coupling 4, the knife seat 24 is slidably connected to the mounting frame 21 along the length direction of the groove 3, the nut 25 is fixed on the knife seat 24 and is screwed to the screw 23, and the cutting knife 26 is installed on the knife seat 24 and its tip can be inserted into the groove 3.

[0032] The photovoltaic film cutting device provided by the utility model, when not in working state, the cutting knife 26 is located at one side of the workbench 1, the tip of the cutting knife 26 is inserted into the groove 3, the film to be cut is laid on the workbench 1, the size is determined, the place to be cut is aligned with the cutting knife 26, the output shaft of the motor 22 drives the screw 23 to rotate through the coupling 4, so that the nut 25 moves along the screw 23, the nut 25 drives the knife seat 24 to move, the cutting knife 26 moves along the length direction of the groove 3 to cut the film, the screw 23 rotates to drive the nut 25 to move and then drives the cutting knife 26 to move, so that the cutting accuracy can be improved.

[0033] In a specific embodiment of the utility model, a slide groove 5 is provided in the knife seat 24 corresponding to the groove 3, and the two ends of the slide groove 5 are connected along the length direction. The inner walls on both sides of the slide groove 5 are provided with limiting grooves 6 along the length direction of the slide groove 5. The two sides of the cutting knife 26 are slidably connected in the limiting groove 6, and the locking piece 7 can lock the cutting knife 26 on the slide groove 5.

[0034] The two sides of the cutting knife 26 are slidably connected in the limiting groove 6, which can limit the moving direction of the cutting knife 26 so that it can only slide along the length direction of the sliding groove 5 and can always slide in the groove 3.

[0035] In a specific embodiment of the present invention, the locking member 7 is a locking bolt. A threaded hole is provided on the blade of the cutting knife 26. The locking bolt passes through the threaded hole and can be tightened against the bottom of the sliding groove 5.

[0036] The locking bolt can lock the cutting knife 26 on the slide groove 5, and can adjust the position of the cutting knife 26 on the slide groove 5, thereby adjusting the depth of the cutting knife 26 inserted into the groove 3, so as to cut films of different thicknesses.

[0037] In a specific embodiment of the utility model, two slide rails 8 and two sliders 9 are also included. The two slide rails 8 are fixed on the mounting frame 21 along the length direction of the groove 3. The two sliders 9 are correspondingly slidably connected to the two slide rails 8. The knife seat 24 is fixed on the two sliders 9 to improve the sliding stability.

[0038] In a specific embodiment of the utility model, the knife seat 24 is a U-shaped plate, a slide groove 5 is provided on the top surface of the vertical U-shaped plate, and two slide blocks 9 are respectively fixed on two side plates of the U-shaped plate.

[0039] In a specific embodiment of the utility model, it also includes a first rotating connection seat 10, which includes a first bearing seat and a first bearing. The first bearing seat is fixed on the mounting frame 21, the outer ring of the first bearing is fixed on the first bearing seat, and the end of the screw 23 away from the motor 22 is fixedly connected to the inner ring of the first bearing.

[0040] In a specific embodiment of the utility model, it also includes a second rotating connecting seat 11, the second rotating connecting seat 11 includes a second bearing seat and a second bearing, the second bearing seat is fixed on the mounting frame 21, the outer ring of the second bearing is fixed on the second bearing seat, the end of the screw 23 close to the motor 22 is fixedly connected to the inner ring of the second bearing, and the two ends of the coupling 4 are respectively connected to the screw 23 and the output shaft of the motor 22.

[0041] In a specific embodiment of the present invention, the motor 22 is a stepping motor 22 , which can accurately control the cutting distance of the cutting knife 26 .

[0042] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A photovoltaic film cutting device, characterized in that: include: A workbench (1), wherein a groove (3) is provided on the workbench surface along the width direction of the workbench (1); A cutting mechanism (2), the cutting mechanism (2) comprising a mounting frame (21), a motor (22), a screw rod (23), a knife seat (24), a nut (25) and a cutting knife (26), the mounting frame (21) being located above the groove (3) and fixed on the workbench (1), the motor (22) being fixed on the mounting frame (21), the screw rod (23) being arranged along the length direction of the groove (3) and one end of the screw rod (23) being rotatably connected to the mounting frame (21), and the other end of the screw rod being drivingly connected to the output shaft of the motor (22) through a coupling (4), the knife seat (24) being slidably connected to the mounting frame (21) along the length direction of the groove (3), the nut (25) being fixed on the knife seat (24) and being screwed to the screw rod (23), the cutting knife (26) being mounted on the knife seat (24) and the tip of the knife can be inserted into the groove (3).

2. The photovoltaic film cutting device according to claim 1, characterized in that: The knife seat (24) is provided with a slide groove (5) corresponding to the groove (3), and the slide groove (5) is connected at both ends along the length direction. The inner walls on both sides of the slide groove (5) are provided with limiting grooves (6) along the length direction of the slide groove (5). The two sides of the cutting knife (26) are slidably connected in the limiting grooves (6), and the locking member (7) can lock the cutting knife (26) on the slide groove (5).

3. The photovoltaic film cutting device according to claim 2, characterized in that: The locking member (7) is a locking bolt. A threaded hole is provided on the blade of the cutting knife (26). The locking bolt passes through the threaded hole and can be tightened against the bottom of the sliding groove (5).

4. The photovoltaic film cutting device according to claim 3, characterized in that: It also includes two slide rails (8) and two sliders (9), wherein the two slide rails (8) are fixed on the mounting frame (21) along the length direction of the groove (3), the two sliders (9) are correspondingly slidably connected to the two slide rails (8), and the knife seat (24) is fixed on the two sliders (9).

5. The photovoltaic film cutting device according to claim 4, characterized in that: The knife seat (24) is a U-shaped plate, the slide groove (5) is provided perpendicular to the top surface of the U-shaped plate, and the two slide blocks (9) are respectively fixed on the two side plates of the U-shaped plate.

6. The photovoltaic film cutting device according to claim 1, characterized in that: It also includes a first rotating connection seat (10), which includes a first bearing seat and a first bearing, the first bearing seat is fixed on the mounting frame (21), the outer ring of the first bearing is fixed on the first bearing seat, and the end of the screw rod (23) away from the motor (22) is fixedly connected to the inner ring of the first bearing.

7. The photovoltaic film cutting device according to claim 6, characterized in that: The invention also comprises a second rotating connection seat (11), wherein the second rotating connection seat (11) comprises a second bearing seat and a second bearing, wherein the second bearing seat is fixed on the mounting frame (21), the outer ring of the second bearing is fixed on the second bearing seat, one end of the screw rod (23) close to the motor (22) is fixedly connected to the inner ring of the second bearing, and the two ends of the coupling (4) are respectively connected to the screw rod (23) and the output shaft of the motor (22).

8. The photovoltaic film cutting device according to claim 1, characterized in that: The motor (22) is a stepping motor.

Images