Two-section tension belt releasing device
Through the design of the second-stage tension belt release device, different tension sections are provided using the dance wheel and the damping wheel, and combined with the limiting component to stabilize the dance wheel, the problem of loose strips is solved and product quality and production efficiency is improved.
Patent Information
- Application Number
- CN202422731162.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-11
- Publication Date
- 2025-08-19
- Estimated Expiration
- 2034-11-11
AI Technical Summary
When the tension is high, the strip can easily cause both sides to collapse, affecting production continuity and replacement time.
The second-stage tension belt release device is adopted to provide a smaller tension in the first section through the dance wheel, and the damping wheel provides a larger tension in the second section. Combined with the limiting component, the rotation shaft movement of the dance wheel is stabilized to ensure that the tension at the damping wheel is adjusted to the use requirements.
Reduce the looseness on both sides of the strip, improve product quality and stabilize the movement of the dance wheel, improve production continuity and reduce the replacement time.
Smart Images
Figure CN223239350U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of tape unwinding devices, in particular to a two-stage tension tape unwinding device. Background Art
[0002] Cable processing uses tape for drag and packaging. There are two packaging methods: sheet and reel. Reel-mounted material can handle several times the turntable capacity of sheet material, which helps maintain production continuity and significantly reduces changeover time. However, high tape tension can easily cause the tape to sag on both sides. Utility Model Content
[0003] In order to solve the above technical problems, the present application provides a two-stage tension release device.
[0004] The present application provides a two-stage tension unwinding device that adopts the following technical solution:
[0005] A two-stage tension release device includes a box body, wherein a mounting rod, a tensioning wheel, a dancing wheel, and a damping wheel are arranged in the box body, and the mounting rod, tensioning wheel, and dancing wheel are distributed in a triangular shape, and the tensioning wheel, dancing wheel, and damping wheel are also distributed in a triangular shape. The mounting rod is fixed in the box body, and the tensioning wheel, dancing wheel, and damping wheel are all rotatably arranged in the box body. The dancing wheel is slidably arranged in a vertical direction, and the damping wheel and the tensioning wheel are both located above the dancing wheel. The belt is mounted on the mounting rod, and an outlet for the belt to pass through is opened on the box body. The belt passes through the tensioning wheel, dancing wheel, and damping wheel in sequence and then passes through the outlet.
[0006] Preferably, two damping wheels are provided, the two damping wheels are arranged obliquely, the strip is wound around the two damping wheels in an S shape, and the strip is clamped between the two damping wheels.
[0007] Preferably, the rotating shaft of the dancing wheel passes through the box body, the box body is provided with a waist-shaped hole for the rotating shaft of the dancing wheel to slide, and the box body is provided with a limiting component for axially limiting the dancing wheel.
[0008] Preferably, the limiting assembly includes a connecting plate, a limiting block, and a guide plate. The connecting plate is detachably connected to the rotating shaft of the dancing wheel through the connecting assembly. The connecting plate is horizontally arranged. The limiting blocks are arranged on the side of the connecting plate close to the box at both ends. The guide plate is fixedly arranged on the outer wall of the box. The guide plate corresponds to the limiting blocks one by one. The guide plate is vertically arranged. A limiting groove for the limiting block to slide is provided on the side of the guide plate away from the box. The limiting groove runs through the upper and lower ends of the guide plate.
[0009] Preferably, the cross-sections of the limiting block and the limiting groove are both T-shaped.
[0010] Preferably, the connecting assembly includes a connecting screw and a connecting nut, the connecting screw is coaxially connected to the rotating shaft of the dancing wheel, and after the connecting screw passes through the connecting plate, the connecting nut is threadedly connected to the connecting screw and abuts against the connecting plate.
[0011] In summary, this application includes at least one of the following beneficial technical effects:
[0012] The dancing wheel provides a smaller tension in the first section to reduce the looseness on both sides of the strip. The damping wheel provides a larger tension in the second section. When the strip passes around the damping wheel, the tension is adjusted to the use requirements, thereby improving the quality of the product. Under the limit of the limit component, the rotating shaft of the dancing wheel moves stably in the waist-shaped hole, improving the stability of the dancing wheel movement. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a schematic diagram of the overall structure of a two-stage tension unwinding device in an embodiment of the present application.
[0014] Figure 2 It is a structural schematic diagram used to display the interior of the box in the embodiment of the present application.
[0015] Figure 3 yes Figure 1 Enlarged view of point A in the middle.
[0016] Explanation of the accompanying reference numerals: 1. Strip; 2. Box body; 21. Outlet; 22. Waist-shaped hole; 3. Mounting rod; 4. Tensioning wheel; 5. Dancing wheel; 6. Damping wheel; 7. Limiting assembly; 71. Connecting plate; 72. Limiting block; 73. Guide plate; 731. Limiting groove; 8. Connecting assembly; 81. Connecting screw; 82. Connecting nut. DETAILED DESCRIPTION
[0017] The following is combined with Figure 1-3 This application is described in further detail.
[0018] The embodiment of the present application discloses a two-stage tension unwinding device.
[0019] Reference Figure 1-3The two-stage tension release device includes a box body 2, in which a mounting rod 3, a tensioning wheel 4, a dancing wheel 5, and a damping wheel 6 are arranged. The mounting rod 3, the tensioning wheel 4, and the dancing wheel 5 are distributed in a triangular shape, and the tensioning wheel 4, the dancing wheel 5, and the damping wheel 6 are also distributed in a triangular shape. The mounting rod 3 is fixed in the box body 2, and the tensioning wheel 4, the dancing wheel 5, and the damping wheel 6 are all rotatably arranged in the box body 2. The rotating shaft of the tensioning wheel 4, the rotating shaft of the dancing wheel 5, and the rotating shaft of the damping wheel 6 are all fixed to the box body 2, the roller body of the tensioning wheel 4 is rotatably connected to the rotating shaft of the tensioning wheel 4, the roller body of the dancing wheel 5 is rotatably connected to the rotating shaft of the dancing wheel 5, and the roller body of the damping wheel 6 is rotatably connected to the rotating shaft of the damping wheel 6. The dancing wheel 5 is set to slide in the vertical direction, the damping wheel 6 and the tensioning wheel 4 are both located above the dancing wheel 5, the strip 1 is installed on the mounting rod 3, and an outlet 21 for the strip 1 to pass through is opened on the box body 2. The strip 1 passes through the tensioning wheel 4, the dancing wheel 5, and the damping wheel 6 in turn and then passes through the outlet 21.
[0020] Two damping wheels 6 are provided, and the two damping wheels 6 are arranged obliquely. The strip 1 is wound around the two damping wheels 6 in an S shape, and the strip 1 is clamped between the two damping wheels 6 .
[0021] The dancing wheel 5 provides a smaller tension in the first section to reduce the looseness on both sides of the strip 1. The damping wheel 6 provides a larger tension in the second section. When the strip 1 passes around the damping wheel 6, the tension is adjusted to the use requirements, thereby improving the quality of the product.
[0022] Both ends of the rotating shaft of the dancing wheel 5 extend through the housing 2. Waist-shaped holes 22 are provided on opposite sides of the housing 2 for the rotating shaft of the dancing wheel 5 to slide through. The housing 2 is provided with a limit assembly 7 for axially limiting the rotating shaft of the dancing wheel 5. A set of limit assemblies 7 is provided at each end of the rotating shaft of the dancing wheel 5.
[0023] The limiting assembly 7 includes a connecting plate 71, a limiting block 72, and a guide plate 73. The connecting plate 71 is detachably connected to the rotating shaft of the dancing wheel 5 via a connecting assembly 8. The connecting plate 71 is arranged horizontally. The limiting blocks 72 are fixedly connected to the ends of the connecting plate 71 on the side closest to the box 2. The guide plates 73 are fixedly arranged on the outer wall of the box 2. The guide plates 73 correspond one to one with the limiting blocks 72. The guide plates 73 are arranged vertically. The side of the guide plate 73 away from the box 2 is provided with a limiting groove 731 for the limiting block 72 to slide. The limiting groove 731 extends through the upper and lower ends of the guide plate 73. The limiting blocks 72 and the limiting groove 731 both have T-shaped cross-sections.
[0024] Each end of the rotating shaft of the dancing wheel 5 corresponds to a connecting assembly 8. The connecting assembly 8 comprises a connecting screw 81 and a connecting nut 82. The connecting screw 81 is coaxially connected to the rotating shaft of the dancing wheel 5. After the connecting screw 81 passes through the connecting plate 71, the connecting nut 82 is threaded onto the connecting screw 81 and abuts the connecting plate 71. To install the connecting plate 71, the connecting screw 81 is passed through the connecting plate 71, and the connecting nut 82 is then threaded onto the connecting screw 81 and rotated until it abuts the side of the connecting plate 71 facing away from the housing 2.
[0025] Under the limitation of the limiting assembly 7 , the rotating shaft of the dancing wheel 5 moves stably in the waist-shaped hole 22 , thereby improving the stability of the movement of the dancing wheel 5 .
[0026] The above are all preferred embodiments of the present application, and are not intended to limit the scope of protection of the present application. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the scope of protection of the present application.
Claims
1. A two-stage tension unwinding device, characterized in that: The invention comprises a box body (2), wherein a mounting rod (3), a tensioning wheel (4), a dancing wheel (5), and a damping wheel (6) are arranged in the box body (2), wherein the mounting rod (3), the tensioning wheel (4), and the dancing wheel (5) are distributed in a triangular shape, and the tensioning wheel (4), the dancing wheel (5), and the damping wheel (6) are also distributed in a triangular shape. The mounting rod (3) is fixed in the box body (2), and the tensioning wheel (4), the dancing wheel (5), and the damping wheel (6) are all rotatably arranged in the box body (2). The dancing wheel (5) is slidably arranged in a vertical direction, and the damping wheel (6) and the tensioning wheel (4) are both located above the dancing wheel (5). The strip (1) is mounted on the mounting rod (3), and an outlet (21) for the strip (1) to pass through is opened on the box body (2). The strip (1) passes through the tensioning wheel (4), the dancing wheel (5), and the damping wheel (6) in sequence and then passes through the outlet (21).
2. The two-stage tension release device according to claim 1, characterized in that: Two damping wheels (6) are provided, and the two damping wheels (6) are arranged obliquely. The strip (1) is wound around the two damping wheels (6) in an S-shape, and the strip (1) is clamped between the two damping wheels (6).
3. The two-stage tension release device according to claim 1, characterized in that: The rotating shaft of the dancing wheel (5) passes through the box (2), and the box (2) is provided with a waist-shaped hole (22) for the rotating shaft of the dancing wheel (5) to slide. The box (2) is provided with a limiting component (7) for axially limiting the dancing wheel (5).
4. The two-stage tension release device according to claim 3, characterized in that: The limiting assembly (7) comprises a connecting plate (71), a limiting block (72), and a guide plate (73). The connecting plate (71) is detachably connected to the rotating shaft of the dancing wheel (5) through a connecting assembly (8). The connecting plate (71) is arranged horizontally. The limiting blocks (72) are arranged on one side of the connecting plate (71) close to the box (2). The guide plate (73) is fixedly arranged on the outer wall of the box (2). The guide plate (73) corresponds to the limiting blocks (72) one by one. The guide plate (73) is arranged vertically. A limiting groove (731) for the limiting block (72) to slide is provided on the side of the guide plate (73) away from the box (2). The limiting groove (731) passes through the upper and lower ends of the guide plate (73).
5. The two-stage tension release device according to claim 4, characterized in that: The cross sections of the limiting block (72) and the limiting groove (731) are both T-shaped.
6. The two-stage tension release device according to claim 4, characterized in that: The connecting assembly (8) comprises a connecting screw (81) and a connecting nut (82). The connecting screw (81) is coaxially connected to the rotating shaft of the dancing wheel (5). After the connecting screw (81) passes through the connecting plate (71), the connecting nut (82) is threadedly connected to the connecting screw (81) and abuts against the connecting plate (71).