Aluminum foil winding auxiliary device for capacitor

Abstract

The utility model relates to the technical field of winding devices, and discloses an aluminum foil winding auxiliary device for a capacitor, which comprises a fixed base, a first rotating shaft and a second rotating shaft are fixedly arranged on the side wall of the fixed base, the first rotating shaft and the second rotating shaft are positioned at the same horizontal height, and an aluminum foil sheet is arranged on the first rotating shaft. And insulation paper is arranged on the second rotating shaft. When the movable block drives the fixed rod to move upwards, the tensioning roller at the top of the movable frame can be expanded outwards through limiting of the limiting rod to tension an aluminum foil and insulation paper, the tension degree of the aluminum foil and the tension degree of the insulation paper can be adjusted at the same time by controlling the height of the fixed rod, the aluminum foil and the insulation paper penetrate through the space between the extrusion rollers, and therefore the aluminum foil and the insulation paper can be extruded. The extrusion roller extrudes air between the aluminum foil and the insulation paper, then the top of the aluminum foil and the top of the insulation paper penetrate into the fixing groove in the winding roller, the two clamping plates in the winding roller can clamp the aluminum foil and the insulation paper, and the aluminum foil and the insulation paper are prevented from being staggered in the winding process.

Description

Technical Field

[0001] The utility model relates to the technical field of winding devices, in particular to an aluminum foil winding auxiliary device for capacitors. Background Art

[0002] A capacitor winding machine is a device used to make capacitors. It works by winding metal foil and insulating paper together to form the structure of a capacitor. This equipment plays a vital role in the electronics industry, as capacitors are common components in circuits, used to store charge and regulate current.

[0003] An existing winding device for film capacitors (Announcement No.: CN206711777U) has at least the following disadvantages: In order to reduce bubbles between the metal foil and the insulating paper during the winding process, the tension of the metal foil and the insulating paper needs to be adjusted separately before winding, which is very troublesome. Moreover, winding only by tensioning can easily lead to bubbles or misalignment between the metal foil and the insulating paper, making it difficult to ensure quality. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose an aluminum foil winding auxiliary device for capacitors.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] A capacitor aluminum foil winding auxiliary device includes a fixed base, a first rotating shaft and a second rotating shaft fixedly mounted on the side wall of the fixed base, the first rotating shaft and the second rotating shaft being at the same horizontal height, an aluminum foil sheet being arranged on the first rotating shaft, and insulating paper being arranged on the second rotating shaft, a movable groove being provided in the middle position of the fixed base, a movable block being movably mounted in the movable groove, a fixed rod being fixedly mounted on the top of the movable block, a fixed frame being provided below the fixed rod, a pair of extrusion rollers being provided in the fixed frame, a winding roller being provided directly below the fixed frame, a third rotating shaft being fixedly mounted on the tail of the winding roller, and the third rotating shaft being movably mounted on the fixed base.

[0007] As a further solution of the present invention, a pair of movable frames are movably installed on the fixed rod, and the two movable frames face the aluminum foil and the insulating paper respectively. A connecting frame is fixedly installed on the top of the movable frame, and a tensioning roller is movably installed on the connecting frame. A limiting groove is provided on the side wall of the movable frame, and a limiting rod is fixedly installed on the fixed base at the position corresponding to the movable frame, and the top of the limiting rod can be movably stuck in the limiting groove.

[0008] As a further solution of the present invention, a connecting groove is provided on the movable block, and mounting blocks are fixedly installed on the upper and lower ends of the movable groove on the back of the fixed base. A control rod is movably installed between the mounting blocks, and the connecting groove can be movably sleeved on the control rod. The texture in the connecting groove matches that on the control rod, and a bidirectional motor is fixedly installed on the position of the fixed base corresponding to the control rod, and the output end of the bidirectional motor is fixedly connected to the control rod.

[0009] As a further solution of the present invention, a connecting block is fixedly installed on the fixed frame, and the connecting block is fixedly welded to the fixed base. A slide groove is provided on the side of the fixed frame, and sliding columns are fixedly installed at both ends of the extrusion roller. The sliding columns are movably engaged in the slide groove, and springs are fixedly installed at both ends of the slide groove, and an extrusion block is fixedly installed on the top of the spring.

[0010] As a further solution of the present invention, a fixed groove is provided in the middle of the winding roller, a pair of clamps are provided in the fixed groove, two fixed blocks are fixedly installed on the top of the winding roller, a threaded rod is movably installed between the fixed blocks, a movable block is fixedly installed on the top of the clamp, a threaded groove is provided on the movable block, and the threaded groove can be movably sleeved on the threaded rod.

[0011] As a further solution of the present invention, the tails of the first rotating shaft, the second rotating shaft, and the third rotating shaft extend backward to penetrate the fixed base, a gear is fixedly installed at the tail of the second rotating shaft, an auxiliary rotating shaft is provided on the right side of the second rotating shaft, and the auxiliary rotating shaft is movably installed on the fixed base, a transmission belt is provided on the outside of the first rotating shaft, the third rotating shaft, and the auxiliary rotating shaft, a drive motor is fixedly installed at the tail of the third rotating shaft, the drive motor is fixedly installed on the fixed base, and the output end of the drive motor is fixedly connected to the third rotating shaft.

[0012] As a further solution of the present invention, the lines in the thread groove match those on the threaded rod, and the lines in the thread grooves on the two clamping plates are opposite to each other.

[0013] As a further solution of the present invention, a tooth groove is provided on the outer side of the transmission belt, and the outer side of the transmission belt is engaged with the gear.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. In the utility model, the movable block can be controlled to move in the movable groove by the control rod. When the movable block drives the fixed rod to move upward, the limit rod will cause the tensioning roller on the top of the movable frame to expand outward, thereby tensioning the aluminum foil and the insulating paper. By controlling the height of the fixed rod, the tension of the aluminum foil and the insulating paper can be adjusted at the same time, which is very convenient.

[0016] 2. In the utility model, the aluminum foil and the insulating paper are passed through the squeezing rollers, which press the aluminum foil and the insulating paper together and squeeze out the air between the aluminum foil and the insulating paper. The tops of the aluminum foil and the insulating paper are then passed through the fixed grooves on the winding rollers. The two clamping plates inside the winding rollers clamp the aluminum foil and the insulating paper, fixing their positions and preventing them from being misaligned during winding. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a front structural diagram of an aluminum foil winding auxiliary device for capacitors proposed in the utility model;

[0018] Figure 2 For this utility model Figure 1 Enlarged view of point A in the middle;

[0019] Figure 3 This is a schematic diagram of the parts structure of an aluminum foil winding auxiliary device for capacitors proposed in the utility model;

[0020] Figure 4 This is a partial structural diagram of an aluminum foil winding auxiliary device for capacitors proposed in the utility model;

[0021] Figure 5 This is a schematic diagram of the back structure of an aluminum foil winding auxiliary device for capacitors proposed in the utility model;

[0022] In the figure: 1. Fixed base; 2. First rotating shaft; 3. Second rotating shaft; 4. Aluminum foil; 5. Insulating paper; 6. Movable groove; 7. Limit rod; 8. Fixed rod; 9. Movable frame; 10. Connecting frame; 11. Tensioning roller; 12. Limit groove; 13. Connecting block; 14. Fixed frame; 15. Extrusion roller; 16. Third rotating shaft; 17. Winding roller; 18. Fixed groove; 19. Clamp; 20. Fixed block; 21. Threaded rod; 22. Movable block; 23. Threaded groove; 24. Moving block; 25. Connecting groove; 26. Slide groove; 27. Slide column; 28. Extrusion block; 29. ​​Spring; 30. Drive motor; 31. Gear; 32. Transmission belt; 33. Bidirectional motor; 34. Mounting block; 35. Control rod; 36. Auxiliary rotating shaft. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0024] In the description of this utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," "the other end," and the like, indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They are not intended to indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0025] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "connected," etc. should be understood in a broad sense. For example, "connected" can mean a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be internal communication between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0026] Reference Figure 1 - Figure 5 A capacitor aluminum foil winding auxiliary device includes a fixed base 1, a first rotating shaft 2 and a second rotating shaft 3 are fixedly mounted on the side wall of the fixed base 1, the first rotating shaft 2 and the second rotating shaft 3 are at the same horizontal height, an aluminum foil sheet 4 is arranged on the first rotating shaft 2, and an insulating paper 5 is arranged on the second rotating shaft 3. A movable groove 6 is opened in the middle position of the fixed base 1, a movable block 24 is movably mounted in the movable groove 6, a fixed rod 8 is fixedly mounted on the top of the movable block 24, a fixed frame 14 is arranged below the fixed rod 8, a pair of squeezing rollers 15 are arranged in the fixed frame 14, a winding roller 17 is arranged directly below the fixed frame 14, a third rotating shaft 16 is fixedly mounted on the tail of the winding roller 17, and the third rotating shaft 16 is movably mounted on the fixed base 1.

[0027] In this embodiment, a pair of movable frames 9 are movably installed on the fixed rod 8, and the two movable frames 9 face the aluminum foil 4 and the insulating paper 5 respectively. A connecting frame 10 is fixedly installed on the top of the movable frame 9, and a tensioning roller 11 is movably installed on the connecting frame 10. A limiting groove 12 is provided on the side wall of the movable frame 9. A limiting rod 7 is fixedly installed at the position corresponding to the movable frame 9 on the fixed base 1, and the top of the limiting rod 7 can be movably stuck in the limiting groove 12. A connecting groove 25 is provided on the movable block 24. The back of the fixed base 1 is fixedly installed with mounting blocks 34 at the upper and lower ends of the movable groove 6, and a control rod 35 is movably installed between the mounting blocks 34. The connecting groove 25 can be movably sleeved on the control rod 35, and the texture in the connecting groove 25 matches that on the control rod 35. A bidirectional motor 33 is fixedly installed at the position corresponding to the control rod 35 on the fixed base 1, and the output end of the bidirectional motor 33 is fixedly connected to the control rod 35.

[0028] In this embodiment, a connecting block 13 is fixedly mounted on the fixing frame 14, and the connecting block 13 is fixedly welded to the fixed base 1. A slide groove 26 is provided on the side of the fixing frame 14, and slide columns 27 are fixedly mounted at both ends of the squeezing roller 15. The slide columns 27 are movably engaged in the slide groove 26. Springs 29 are fixedly mounted at both ends of the slide groove 26, and an squeezing block 28 is fixedly mounted on the top of the spring 29.

[0029] In this embodiment, a fixed groove 18 is provided in the middle of the winding roller 17, and a pair of clamps 19 are provided in the fixed groove 18. Two fixed blocks 20 are fixedly installed on the top of the winding roller 17, and a threaded rod 21 is movably installed between the fixed blocks 20. A movable block 22 is fixedly installed on the top of the clamp 19, and a threaded groove 23 is provided on the movable block 22. The threaded groove 23 can be movably sleeved on the threaded rod 21, and the texture in the threaded groove 23 is consistent with that on the threaded rod 21. The texture in the threaded groove 23 on the two clamps 19 is opposite.

[0030] In this embodiment, the tails of the first rotating shaft 2, the second rotating shaft 3, and the third rotating shaft 16 extend backward to penetrate the fixed base 1, and a gear 31 is fixedly installed at the tail of the second rotating shaft 3. An auxiliary rotating shaft 36 is provided on the right side of the second rotating shaft 3, and the auxiliary rotating shaft 36 is movably installed on the fixed base 1. A transmission belt 32 is provided on the outside of the first rotating shaft 2, the third rotating shaft 16, and the auxiliary rotating shaft 36. A driving motor 30 is fixedly installed at the tail of the third rotating shaft 16, and the driving motor 30 is fixedly installed on the fixed base 1. The output end of the driving motor 30 is fixedly connected to the third rotating shaft 16, and a tooth groove is provided on the outside of the transmission belt 32, which meshes with the gear 31.

[0031] From the above description, it can be seen that the above-mentioned embodiment of the present invention achieves the following technical effects: the aluminum foil 4 and the insulating paper 5 are respectively put on the first rotating shaft 2 and the second rotating shaft 3, and then one end of the aluminum foil 4 and the insulating paper 5 is pulled to pass the aluminum foil 4 and the insulating paper 5 between the squeezing rollers 15, and the squeezing block 28 is pushed by the spring 29 to move the slide column 27 toward the middle, and the slide column 27 drives the squeezing rollers 15 to gather toward the middle, and the squeezing rollers 15 on both sides will press the aluminum foil 4 and the insulating paper 5 together, and squeeze out the air between the aluminum foil 4 and the insulating paper 5, and then the top of the aluminum foil 4 and the insulating paper 5 is passed into the fixed groove 18 on the winding roller 17, and then the threaded rod 21 is rotated, and the movable block 22 can be controlled to move by the threaded rod 21, and the movable block 22 drives the clamping plate 19 in the winding roller 17 to move toward the middle, and the two clamping plates 19 in the winding roller 17 will clamp the aluminum foil 4 and the insulating paper 5, and the aluminum foil 4 and The position of the insulating paper 5 is fixed to prevent the aluminum foil 4 and the insulating paper 5 from being misaligned during winding. Then, the driving motor 30 is started, and the driving motor 30 drives the third rotating shaft 16 to rotate. At the same time, the third rotating shaft 16 will drive the first rotating shaft 2 and the second rotating shaft 3 to rotate in opposite directions through the transmission belt 32. At this time, the first rotating shaft 2 and the second rotating shaft 3 will release the aluminum foil 4 and the insulating paper 5, and the third rotating shaft 16 will drive the winding roller 17 to wind up the aluminum foil 4 and the insulating paper 5 to achieve the effect of automatic winding. By starting the bidirectional motor 33, the control rod 35 will be driven to rotate. The control rod 35 can be used to control the moving block 24 to move in the movable groove 6. When the moving block 24 drives the fixed rod 8 to move upward, the tensioning roller 11 on the top of the movable frame 9 will expand outward through the limit of the limit rod 7, thereby tensioning the aluminum foil 4 and the insulating paper 5. By controlling the height of the fixed rod 8, the tension of the aluminum foil 4 and the insulating paper 5 can be adjusted at the same time, which is very convenient.

[0032] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A capacitor aluminum foil winding auxiliary device, comprising a fixed base (1), characterized in that: A first rotating shaft (2) and a second rotating shaft (3) are fixedly mounted on the side wall of the fixed base (1), the first rotating shaft (2) and the second rotating shaft (3) are at the same horizontal height, an aluminum foil sheet (4) is arranged on the first rotating shaft (2), and an insulating paper (5) is arranged on the second rotating shaft (3), a movable groove (6) is provided in the middle position of the fixed base (1), a moving block (24) is movably mounted in the movable groove (6), a fixed rod (8) is fixedly mounted on the top of the moving block (24), a fixed frame (14) is arranged below the fixed rod (8), a pair of squeezing rollers (15) are arranged in the fixed frame (14), a winding roller (17) is arranged directly below the fixed frame (14), a third rotating shaft (16) is fixedly mounted on the tail of the winding roller (17), and the third rotating shaft (16) is movably mounted on the fixed base (1).

2. The capacitor aluminum foil winding auxiliary device according to claim 1, characterized in that: A pair of movable frames (9) are movably mounted on the fixed rod (8), and the two movable frames (9) face the aluminum foil (4) and the insulating paper (5) respectively. A connecting frame (10) is fixedly mounted on the top of the movable frame (9), and a tensioning roller (11) is movably mounted on the connecting frame (10). A limiting groove (12) is provided on the side wall of the movable frame (9). A limiting rod (7) is fixedly mounted on the fixed base (1) at a position corresponding to the movable frame (9), and the top of the limiting rod (7) can be movably clamped in the limiting groove (12).

3. The capacitor aluminum foil winding auxiliary device according to claim 1, characterized in that: A connecting groove (25) is provided on the movable block (24); mounting blocks (34) are fixedly installed on the back of the fixed base (1) at the upper and lower ends of the movable groove (6); a control rod (35) is movably installed between the mounting blocks (34); the connecting groove (25) can be movably sleeved on the control rod (35); the lines in the connecting groove (25) match those on the control rod (35); a bidirectional motor (33) is fixedly installed on the fixed base (1) at a position corresponding to the control rod (35); and the output end of the bidirectional motor (33) is fixedly connected to the control rod (35).

4. The capacitor aluminum foil winding auxiliary device according to claim 1, characterized in that: A connecting block (13) is fixedly mounted on the fixing frame (14), and the connecting block (13) is fixedly welded on the fixing base (1). A sliding groove (26) is provided on the side of the fixing frame (14). Sliding columns (27) are fixedly mounted on both ends of the squeezing roller (15), and the sliding columns (27) are movably engaged in the sliding groove (26). Springs (29) are fixedly mounted on both ends of the sliding groove (26), and an squeezing block (28) is fixedly mounted on the top of the spring (29).

5. The capacitor aluminum foil winding auxiliary device according to claim 1, characterized in that: A fixing groove (18) is provided in the middle of the winding roller (17), a pair of clamping plates (19) are provided in the fixing groove (18), two fixing blocks (20) are fixedly installed on the top of the winding roller (17), a threaded rod (21) is movably installed between the fixing blocks (20), a movable block (22) is fixedly installed on the top of the clamping plates (19), a threaded groove (23) is provided on the movable block (22), and the threaded groove (23) can be movably sleeved on the threaded rod (21).

6. The capacitor aluminum foil winding auxiliary device according to claim 1, characterized in that: The tails of the first rotating shaft (2), the second rotating shaft (3) and the third rotating shaft (16) extend backward and penetrate the fixed base (1); a gear (31) is fixedly installed at the tail of the second rotating shaft (3); an auxiliary rotating shaft (36) is provided on the right side of the second rotating shaft (3); the auxiliary rotating shaft (36) is movably installed on the fixed base (1); a transmission belt (32) is provided on the outer sides of the first rotating shaft (2), the third rotating shaft (16) and the auxiliary rotating shaft (36); a driving motor (30) is fixedly installed at the tail of the third rotating shaft (16); the driving motor (30) is fixedly installed on the fixed base (1); and the output end of the driving motor (30) is fixedly connected to the third rotating shaft (16).

7. The capacitor aluminum foil winding auxiliary device according to claim 5, characterized in that: The lines in the thread groove (23) match those on the threaded rod (21), and the lines in the thread grooves (23) on the two clamping plates (19) are opposite lines.

8. The capacitor aluminum foil winding auxiliary device according to claim 6, characterized in that: The outer side of the transmission belt (32) is provided with a tooth groove, and the outer side of the transmission belt (32) is meshed with the gear (31).

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