Cable temporary storage device and cable supply system

Abstract

The utility model discloses a cable cache device and a cable supply system. The cable caching device comprises a support; the sliding rail is fixed on the bracket and extends along the vertical direction; the sliding block is mounted on the sliding rail in a sliding manner and can move along the sliding rail; the upper wheel is rotationally mounted on the sliding block and can rotate around a first horizontal axis; the lower wheel is positioned below the upper wheel, is rotationally mounted on the bracket and can rotate around a second horizontal axis parallel to the first horizontal axis; the driver is installed on the support, connected with the sliding block and used for driving the sliding block and the upper wheel to move along the sliding rail. The driver drives the upper wheel to move along the sliding rail so as to adjust the buffering amount of the cable wound around the upper wheel and the lower wheel and apply preset tension to the cable wound around the upper wheel and the lower wheel. In each exemplary embodiment of the utility model, the cable caching device is simple in structure, small in size and easy to control.

Description

Technical Field

[0001] The utility model relates to a cable buffer device and a cable supply system comprising the cable buffer device. Background Art

[0002] In the prior art, there is often a discrepancy between the cable supply speed and the cable use speed, so a cable buffer device must be set in the cable supply system. When the cable supply speed is greater than the cable use speed or when the cable, for example, when the cable use device is paused, the excess cable can be temporarily buffered in the cable buffer device. When the cable use speed is greater than the cable supply speed, the cable buffer device can temporarily provide insufficient cable. In this way, the continuous operation of the entire production line can be ensured. However, the cable buffer device in the prior art has the problems of complex structure, large size and difficulty in control. Utility Model Content

[0003] The purpose of the present invention is to solve at least one aspect of the above-mentioned problems and defects in the prior art.

[0004] According to one aspect of the utility model, a cable buffer device is provided. The cable buffer device includes: a bracket; a slide rail fixed on the bracket and extending in a vertical direction; a slider slidably mounted on the slide rail and capable of moving along the slide rail; an upper wheel rotatably mounted on the slider and capable of rotating around a first horizontal axis; a lower wheel located below the upper wheel and rotatably mounted on the bracket and capable of rotating around a second horizontal axis parallel to the first horizontal axis; and a driver mounted on the bracket and connected to the slider, for driving the slider and the upper wheel to move along the slide rail. The driver adjusts the buffering amount of the cable wound around the upper wheel and the lower wheel and applies a predetermined tension to the cable wound around the upper wheel and the lower wheel by driving the upper wheel to move along the slide rail.

[0005] According to an exemplary embodiment of the utility model, an upper wheel axle is fixed on the slider, and the upper wheel is rotatably mounted on the upper wheel axle, so that the upper wheel can rotate around the first horizontal axis relative to the bracket and can move along the vertical direction relative to the bracket.

[0006] According to another exemplary embodiment of the utility model, a lower wheel axle is fixed on the bracket, and the lower wheel is rotated to be installed on the lower wheel axle, so that the lower wheel can rotate around the second horizontal axis relative to the bracket but cannot move along the vertical direction relative to the bracket.

[0007] According to another exemplary embodiment of the utility model, the driver includes an electrically controlled cylinder mounted on the bracket, and a moving part of the electrically controlled cylinder is connected to the slider to drive the slider and the upper wheel to move along the vertical direction.

[0008] According to another exemplary embodiment of the utility model, the cable buffer device further comprises: a lower limit block fixed on the bracket, used to limit the lower limit position of the upper wheel. When the upper wheel moves to the lower limit position, the lower limit block abuts against the slider to limit the upper wheel to the lower limit position.

[0009] According to another exemplary embodiment of the utility model, the lower limit block is located above the lower wheel and adjacent to the lower wheel; during maintenance of the cable cache device, the upper wheel moves to the lower limit position under its own gravity and is supported by the lower limit block at the lower limit position.

[0010] According to another exemplary embodiment of the utility model, the cable buffer device further comprises: an upper limit block fixed on the bracket, used to limit the upper limit position of the upper wheel. When the upper wheel moves to the upper limit position, the upper limit block abuts against the slider to limit the upper wheel to the upper limit position.

[0011] According to another exemplary embodiment of the utility model, the cable buffer device further comprises: a housing, wherein the bracket, the upper wheel and the lower wheel are accommodated in the housing, and a cable input port for allowing cable input and a cable output port for allowing cable output are formed on the housing.

[0012] According to another exemplary embodiment of the present utility model, the cable cache device also includes: an input guide wheel, rotatably mounted at the cable input port of the shell, for guiding the cable to be input into the cable cache device; and an output guide wheel, rotatably mounted at the cable output port of the shell, for guiding the cable to be output from the cable cache device.

[0013] According to another exemplary embodiment of the present invention, the input guide wheel is higher than the output guide wheel, and the output guide wheel is higher than the lower wheel; the cable is guided to the lower wheel via the input guide wheel and is wound around the lower wheel and the upper wheel; the cable is guided from the lower wheel to the outside of the cable output port of the shell via the output guide wheel.

[0014] According to another exemplary embodiment of the utility model, the cable caching device also includes: an input speed sensor, installed on the input guide wheel, for detecting the input speed of the cable input into the cable caching device; an output speed sensor, installed on the output guide wheel, for detecting the output speed of the cable output from the cable caching device; and an upper wheel height controller, for adjusting the height of the upper wheel in real time according to the difference between the input speed of the cable and the output speed of the cable, so that the height of the upper wheel matches the difference between the input speed of the cable and the output speed of the cable.

[0015] According to another exemplary embodiment of the present invention, when the input speed of the cable is greater than the output speed of the cable, the upper wheel height controller drives the upper wheel to move upward by controlling the driver to increase the height of the upper wheel and the buffering amount of the cable in the cable buffer device; when the input speed of the cable is less than the output speed of the cable, the upper wheel height controller drives the upper wheel to move downward by controlling the driver to reduce the height of the upper wheel and the buffering amount of the cable in the cable buffer device.

[0016] According to another exemplary embodiment of the utility model, the cable buffer device further includes: an upper wheel height sensor, installed on the top of the bracket and facing the upper wheel, for detecting the actual height of the upper wheel; and an upper wheel height calculator, for calculating the ideal height of the upper wheel according to the difference between the input speed of the cable and the output speed of the cable. The upper wheel height controller adjusts the height of the upper wheel in real time according to the difference between the actual height of the upper wheel and the ideal height until the actual height of the upper wheel is equal to the ideal height.

[0017] According to another exemplary embodiment of the utility model, the cross-section of the shell is rectangular and tower-shaped, and the height of the shell in the vertical direction is greater than the length and width of the shell in the horizontal direction; the cross-section of the bracket is rectangular and column-shaped, and the height of the bracket in the vertical direction is greater than the length and width of the bracket in the horizontal direction.

[0018] According to another aspect of the utility model, a cable supply system is also provided, comprising: a cable supply device for supplying cables; and the aforementioned cable buffer device, adapted to buffer the cables supplied from the cable supply device.

[0019] In the aforementioned various exemplary embodiments according to the present utility model, the cable buffer device has a simple structure, a small volume and is very easy to control.

[0020] Other objects and advantages of the present invention will become apparent from the following description of the present invention with reference to the accompanying drawings, which will help to provide a comprehensive understanding of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 A three-dimensional schematic diagram showing a cable buffer device according to an exemplary embodiment of the utility model;

[0022] Figure 2 A partially enlarged schematic diagram showing a cable buffer device according to an exemplary embodiment of the utility model, wherein an upper wheel, a lower wheel, an input guide wheel and an output guide wheel are shown;

[0023] Figure 3 A schematic diagram showing a cable buffer device according to an exemplary embodiment of the present utility model, wherein the housing is not shown;

[0024] Figure 4 A partially enlarged schematic diagram showing a cable buffer device according to an exemplary embodiment of the utility model, wherein a height sensor is shown;

[0025] Figure 5 A partially enlarged schematic diagram of a cable buffer device according to an exemplary embodiment of the utility model is shown, wherein an upper wheel and a lower wheel are shown. DETAILED DESCRIPTION

[0026] The technical solution of the utility model is further specifically described below through examples and in combination with the accompanying drawings. In the specification, the same or similar reference numerals indicate the same or similar components. The following description of the implementation mode of the utility model with reference to the accompanying drawings is intended to explain the overall utility model concept of the utility model, and should not be understood as a limitation of the utility model.

[0027] In addition, in the detailed description below, for ease of explanation, many specific details are set forth to provide a comprehensive understanding of the disclosed embodiments. However, it is apparent that one or more embodiments may be implemented without these specific details. In other cases, known structures and devices are embodied in a schematic manner to simplify the accompanying drawings.

[0028] According to an overall technical concept of the utility model, a cable buffer device is provided. The cable buffer device includes: a bracket; a slide rail fixed on the bracket and extending in a vertical direction; a slider slidably mounted on the slide rail and capable of moving along the slide rail; an upper wheel rotatably mounted on the slider and capable of rotating around a first horizontal axis; a lower wheel located below the upper wheel and rotatably mounted on the bracket and capable of rotating around a second horizontal axis parallel to the first horizontal axis; and a driver mounted on the bracket and connected to the slider, for driving the slider and the upper wheel to move along the slide rail. The driver adjusts the buffering amount of the cable wound around the upper wheel and the lower wheel and applies a predetermined tension to the cable wound around the upper wheel and the lower wheel by driving the upper wheel to move along the slide rail.

[0029] According to another general technical concept of the utility model, a cable supply system is provided, which comprises: a cable supply device for supplying cables; and the aforementioned cable buffer device, which is suitable for buffering the cables supplied from the cable supply device.

[0030] Figure 1 A three-dimensional schematic diagram showing a cable buffer device according to an exemplary embodiment of the utility model; Figure 2 A partially enlarged schematic diagram showing a cable buffer device according to an exemplary embodiment of the utility model, wherein an upper wheel 51, a lower wheel 52, an input guide wheel 21 and an output guide wheel 22 are shown; Figure 3 A schematic diagram showing a cable buffer device according to an exemplary embodiment of the utility model, wherein the housing 1 is not shown; Figure 4 A partially enlarged schematic diagram showing a cable buffer device according to an exemplary embodiment of the utility model, wherein an upper wheel height sensor 9 is shown; Figure 5 A partially enlarged schematic diagram of a cable buffer device according to an exemplary embodiment of the utility model is shown, wherein an upper wheel 51 and a lower wheel 52 are shown.

[0031] like Figures 1 to 5As shown, in an exemplary embodiment of the utility model, a cable buffer device is disclosed. The cable buffer device includes: a bracket 4, a slide rail 61, a slider 62, an upper wheel 51, a lower wheel 52 and a driver 7. The slide rail 61 is fixed on the bracket 4 and extends in the vertical direction. The slider 62 is slidably mounted on the slide rail 61 and can move along the slide rail 61. The upper wheel 51 is rotatably mounted on the slider 62 and can rotate around a first horizontal axis. The lower wheel 52 is located below the upper wheel 51 and is rotatably mounted on the bracket 4 and can rotate around a second horizontal axis parallel to the first horizontal axis. The driver 7 is mounted on the bracket 4 and connected to the slider 62, and is used to drive the slider 62 and the upper wheel 51 to move along the slide rail 61. The driver 7 adjusts the buffering amount of the cable 3 wound on the upper wheel 51 and the lower wheel 52 and applies a predetermined tension to the cable 3 wound on the upper wheel 51 and the lower wheel 52 by driving the upper wheel 51 to move along the slide rail 61.

[0032] like Figures 1 to 5 As shown, in the illustrated embodiment, an upper wheel axle 5a is fixed on the slider 62, and the upper wheel 51 is rotatably mounted on the upper wheel axle 5a, so that the upper wheel 51 can rotate around the first horizontal axis relative to the bracket 4 and can move in the vertical direction relative to the bracket 4.

[0033] like Figures 1 to 5 As shown, in the illustrated embodiment, a lower wheel axle 5b is fixed on the bracket 4, and the lower wheel 52 is rotated to be installed on the lower wheel axle 5b, so that the lower wheel 52 can rotate around the second horizontal axis relative to the bracket 4 but cannot move in the vertical direction relative to the bracket 4.

[0034] like Figures 1 to 5 As shown, in the illustrated embodiment, the driver 7 includes an electric-controlled cylinder mounted on the bracket 4, and the moving part of the electric-controlled cylinder is connected to the slider 62 to drive the slider 62 and the upper wheel 51 to move in the vertical direction.

[0035] like Figures 1 to 5 As shown, in the illustrated embodiment, the cable buffer device further includes a lower limit block 82. The lower limit block 82 is fixed to the bracket 4 and is used to limit the lower limit position of the upper wheel 51. When the upper wheel 51 moves to the lower limit position, the lower limit block 82 abuts against the slider 62 to limit the upper wheel 51 to the lower limit position.

[0036] like Figures 1 to 5 As shown, in the illustrated embodiment, the lower stopper 82 is located above the lower wheel 52 and adjacent to the lower wheel 52. During maintenance of the cable buffer device, the upper wheel 51 moves to the lower limit position under its own weight and is supported at the lower limit position by the lower stopper 82. In this way, during maintenance, the upper wheel 51 is parked on the lower stopper 82, so that the maintenance personnel can contact the upper wheel 51 and the lower wheel 52 at the same time.

[0037] like Figures 1 to 5 As shown, in the illustrated embodiment, the cable buffer device further includes an upper limit block 81. The upper limit block 81 is fixed to the bracket 4 and is used to limit the upper limit position of the upper wheel 51. When the upper wheel 51 moves to the upper limit position, the upper limit block 81 abuts against the slider 62 to limit the upper wheel 51 to the upper limit position.

[0038] like Figures 1 to 5 As shown, in the illustrated embodiment, the cable buffer device further comprises a housing 1. The bracket 4, the upper wheel 51 and the lower wheel 52 are accommodated in the housing 1. The housing 1 is provided with a cable input port 11 for allowing the cable 3 to be input and a cable output port 12 for allowing the cable 3 to be output.

[0039] like Figures 1 to 5 As shown, in the illustrated embodiment, the cable buffer device further includes: an input guide wheel 21 and an output guide wheel 22. The input guide wheel 21 is rotatably mounted at the cable input port 11 of the housing 1, and is used to guide the cable 3 to be input into the cable buffer device. The output guide wheel 22 is rotatably mounted at the cable output port 12 of the housing 1, and is used to guide the cable 3 to be output from the cable buffer device.

[0040] like Figures 1 to 5 As shown, in the illustrated embodiment, the input guide wheel 21 is higher than the output guide wheel 22, and the output guide wheel 22 is higher than the lower wheel 52. The cable 3 is guided to the lower wheel 52 via the input guide wheel 21 and is wound around the lower wheel 52 and the upper wheel 51. The cable 3 is guided from the lower wheel 52 to the outside of the cable outlet 12 of the housing 1 via the output guide wheel 22.

[0041] like Figures 1 to 5 As shown, in the illustrated embodiment, the cable buffer device further includes: an input speed sensor (not shown), an output speed sensor (not shown) and an upper wheel height controller (not shown). The input speed sensor is mounted on the input guide wheel 21, and is used to detect the input speed V1 of the cable 3 input into the cable buffer device. The output speed sensor is mounted on the output guide wheel 22, and is used to detect the output speed V2 of the cable 3 output from the cable buffer device. The upper wheel height controller adjusts the height of the upper wheel 51 in real time according to the difference between the input speed V1 of the cable 3 and the output speed V2 of the cable 3, so that the height of the upper wheel 51 matches the difference between the input speed V1 of the cable 3 and the output speed V2 of the cable 3.

[0042] like Figures 1 to 5As shown, in the illustrated embodiment, when the input speed V1 of the cable 3 is greater than the output speed V2 of the cable 3, the upper wheel height controller drives the upper wheel 51 to move upward by controlling the driver 7 to increase the height of the upper wheel 51 and the buffering amount of the cable 3 in the cable buffer device. When the input speed V1 of the cable 3 is less than the output speed V2 of the cable 3, the upper wheel height controller drives the upper wheel 51 to move downward by controlling the driver 7 to reduce the height of the upper wheel 51 and the buffering amount of the cable 3 in the cable buffer device.

[0043] like Figures 1 to 5 As shown, in the illustrated embodiment, the cable buffer device further includes: an upper wheel height sensor 9 and an upper wheel height calculator (not shown). The upper wheel height sensor 9 is mounted on the top of the bracket 4 and faces the upper wheel 51, and is used to detect the actual height of the upper wheel 51. The upper wheel height calculator is used to calculate the ideal height of the upper wheel 51 according to the difference between the input speed V1 of the cable 3 and the output speed V2 of the cable 3. The upper wheel height controller adjusts the height of the upper wheel 51 in real time according to the difference between the actual height of the upper wheel 51 and the ideal height until the actual height of the upper wheel 51 is equal to the ideal height.

[0044] like Figures 1 to 5 As shown, in the illustrated embodiment, the cross section of the housing 1 is rectangular and tower-shaped, and the height of the housing 1 in the vertical direction is greater than the length and width of the housing 1 in the horizontal direction. The cross section of the bracket 4 is rectangular and column-shaped, and the height of the bracket 4 in the vertical direction is greater than the length and width of the bracket 4 in the horizontal direction.

[0045] like Figures 1 to 5 As shown, in another exemplary embodiment of the present invention, a cable supply system is also disclosed. The cable supply system includes: a cable supply device (not shown) and the aforementioned cable buffer device. The cable supply device is used to supply cables 3. The cable buffer device is suitable for buffering the cables 3 supplied from the cable supply device.

[0046] like Figures 1 to 5 As shown, the cable buffer device shown in the figure has the following advantages:

[0047] 1. High space utilization: The tower design occupies the smallest area and is suitable for various production environments, especially factories with limited space.

[0048] 2. Large storage capacity: The cable buffer device has a large capacity, which effectively alleviates the accumulation of cables during the production process and improves production efficiency.

[0049] 3. Automatic control and tension maintenance: The cable buffer device automatically controls and maintains cable tension to ensure product quality and consistency.

[0050] 4. Safe and convenient operation: The cable buffer device ensures safe and convenient operation, and the operator can easily perform maintenance and adjustments.

[0051] 5. Real-time feedback: The cable buffer device provides real-time feedback of storage capacity, enabling management to understand production status in a timely manner and make necessary adjustments.

[0052] Those skilled in the art will appreciate that the embodiments described above are exemplary and can be improved upon by those skilled in the art. The structures described in the various embodiments can be freely combined without causing any conflicts in structure or principle, and these changes should fall within the scope of protection of the present utility model.

[0053] Although the present invention has been described in conjunction with the accompanying drawings, the embodiments disclosed in the accompanying drawings are intended to exemplify the preferred implementation modes of the present invention and should not be construed as limiting the present invention.

[0054] Although some embodiments of the general inventive concept have been shown and described, it will be appreciated by those skilled in the art that changes may be made to these embodiments without departing from the principles and spirit of the general inventive concept, the scope of which is defined by the claims and their equivalents.

[0055] It should be noted that the word "comprising" does not exclude other elements or steps, and the word "a" or "an" does not exclude a plurality. In addition, any element number of the claims should not be construed as limiting the scope of the present invention.

Claims

1. A cable buffer device, characterized in that: include: Bracket (4); A slide rail (61) fixed on the bracket (4) and extending in a vertical direction; A slider (62) is slidably mounted on the slide rail (61) and is capable of moving along the slide rail (61); An upper wheel (51) is rotatably mounted on the slider (62) and is capable of rotating about a first horizontal axis; a lower wheel (52), located below the upper wheel (51) and rotatably mounted on the bracket (4), capable of rotating about a second horizontal axis parallel to the first horizontal axis; and a driver (7), mounted on the bracket (4) and connected to the slider (62), for driving the slider (62) and the upper wheel (51) to move along the slide rail (61), The driver (7) adjusts the buffering amount of the cable (3) wound around the upper wheel (51) and the lower wheel (52) and applies a predetermined tension to the cable (3) wound around the upper wheel (51) and the lower wheel (52) by driving the upper wheel (51) to move along the slide rail (61).

2. The cable buffer device according to claim 1, characterized in that: An upper wheel shaft (5a) is fixed on the slider (62), and the upper wheel (51) is rotatably mounted on the upper wheel shaft (5a), so that the upper wheel (51) can rotate around the first horizontal axis relative to the bracket (4) and can move along the vertical direction relative to the bracket (4).

3. The cable buffer device according to claim 1, characterized in that: A lower wheel axle (5b) is fixed on the bracket (4), and the lower wheel (52) is rotated to be mounted on the lower wheel axle (5b), so that the lower wheel (52) can rotate around the second horizontal axis relative to the bracket (4) but cannot move along the vertical direction relative to the bracket (4).

4. The cable buffer device according to claim 1, characterized in that: The driver (7) comprises an electrically controlled cylinder mounted on the bracket (4), wherein a moving part of the electrically controlled cylinder is connected to the slider (62) to drive the slider (62) and the upper wheel (51) to move along the vertical direction.

5. The cable buffer device according to claim 1, characterized in that: Also includes: A lower limit block (82) is fixed on the bracket (4) and is used to limit the lower limit position of the upper wheel (51). When the upper wheel (51) moves to the lower limit position, the lower limit block (82) abuts against the slider (62) to limit the upper wheel (51) to the lower limit position.

6. The cable buffer device according to claim 5, characterized in that: The lower limit block (82) is located above the lower wheel (52) and adjacent to the lower wheel (52); During maintenance of the cable buffer device, the upper wheel (51) moves to the lower limit position under the action of its own weight and is supported at the lower limit position by the lower limit block (82).

7. The cable buffer device according to claim 5, characterized in that: Also includes: An upper limit block (81) is fixed on the bracket (4) and is used to limit the upper limit position of the upper wheel (51). When the upper wheel (51) moves to the upper limit position, the upper limit block (81) abuts against the slider (62) to limit the upper wheel (51) to the upper limit position.

8. The cable buffer device according to claim 1, characterized in that: Also includes: A housing (1), wherein the bracket (4), the upper wheel (51) and the lower wheel (52) are accommodated in the housing (1), A cable input port (11) for allowing the cable (3) to be input and a cable output port (12) for allowing the cable (3) to be output are formed on the housing (1).

9. The cable buffer device according to claim 8, characterized in that: Also includes: An input guide wheel (21) is rotatably mounted on the cable input port (11) of the housing (1) and is used to guide the cable (3) to be input into the cable buffer device; and An output guide wheel (22) is rotatably mounted on the cable output port (12) of the housing (1) and is used to guide the cable (3) to be output from the cable buffer device.

10. The cable buffer device according to claim 9, characterized in that: The input guide wheel (21) is higher than the output guide wheel (22), and the output guide wheel (22) is higher than the lower wheel (52); The cable (3) is guided to the lower wheel (52) via the input guide wheel (21) and is wound around the lower wheel (52) and the upper wheel (51); The cable (3) is guided from the lower wheel (52) to the outside of the cable output port (12) of the housing (1) via the output guide wheel (22).

11. The cable buffer device according to claim 9, characterized in that: Also includes: An input speed sensor, mounted on the input guide wheel (21), for detecting an input speed (V1) of the cable (3) input into the cable buffer device; an output speed sensor, mounted on the output guide wheel (22), for detecting an output speed (V2) of the cable (3) output from the cable buffer device; and The upper wheel height controller adjusts the height of the upper wheel (51) in real time according to the difference between the input speed (V1) of the cable (3) and the output speed (V2) of the cable (3), so that the height of the upper wheel (51) matches the difference between the input speed (V1) of the cable (3) and the output speed (V2) of the cable (3).

12. The cable buffer device according to claim 11, characterized in that: Also includes: An upper wheel height sensor (9), mounted on the top of the bracket (4) and facing the upper wheel (51), for detecting the actual height of the upper wheel (51); and an upper wheel height calculator, used for calculating the ideal height of the upper wheel (51) according to the difference between the input speed (V1) of the cable (3) and the output speed (V2) of the cable (3), The upper wheel height controller adjusts the height of the upper wheel (51) in real time according to the difference between the actual height of the upper wheel (51) and the ideal height until the actual height of the upper wheel (51) is equal to the ideal height.

13. The cable buffer device according to claim 8, characterized in that: The cross section of the shell (1) is rectangular and tower-shaped, and the height of the shell (1) in the vertical direction is greater than the length and width of the shell (1) in the horizontal direction; The cross section of the bracket (4) is rectangular and columnar, and the height of the bracket (4) in the vertical direction is greater than the length and width of the bracket (4) in the horizontal direction.

14. A cable supply system, characterized in that: include: A cable supply device for supplying cables (3); and The cable buffer device according to any one of claims 1 to 13 is suitable for buffering the cables (3) supplied from the cable supply device.

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