Clamping device for take-up and pay-off rack

Abstract

The utility model discloses a clamping device for a take-up and pay-off rack, the clamping device comprises a central tube, a first sleeve and a second sleeve, the first sleeve is sleeved at one end of the central tube and can move relative to the central tube, and the second sleeve is sleeved at the other end of the central tube. The first sleeve is arranged at one end of the central pipe in a sleeving mode, the second sleeve is arranged at the other end of the central pipe in a sleeving mode and can move relative to the central pipe, the central pipe is connected with the middle support, and the first sleeve and the second sleeve are connected with the first support and the second support respectively. The clamping device further comprises a first driving mechanism and a second driving mechanism, the first driving mechanism is used for driving the first sleeve to move relative to the center pipe, and the second driving mechanism is used for driving the second sleeve to move relative to the center pipe. According to the take-up and pay-off rack, the take-up and pay-off rack can be conveniently adjusted to be matched with take-up and pay-off discs of different sizes.

Description

Technical Field

[0001] The utility model relates to the technical field of cable coiling equipment, in particular to a clamping device for a wire winding and unwinding rack. Background Art

[0002] The cable winding and unwinding rack is used to install a winding and unwinding disk. The winding and unwinding disk is rotatably installed on the cable winding and unwinding rack and arranged at a set position. The cable is wound and unwound by rotating the winding and unwinding disk. The winding and unwinding rack in the prior art cannot be adjusted and can only correspond to a winding and unwinding disk of a certain specification size. Especially for a large winding and unwinding disk, it has always been a technical problem to realize the adjustment of a cable winding and unwinding rack with a larger size. Summary of the Utility Model

[0003] The utility model provides a clamping device for a wire winding and unwinding rack, which can facilitate the adjustment of the wire winding and unwinding rack to match winding and unwinding disks of different specifications and sizes.

[0004] In order to solve the above technical problems, the utility model provides a clamping device for a wire winding and unwinding rack. The clamping device includes:

[0005] A central tube, a first sleeve and a second sleeve. The first sleeve is sleeved at one end of the central tube and the first sleeve can move relative to the central tube. The second sleeve is sleeved at the other end of the central tube and the second sleeve can move relative to the central tube. The central tube is connected to the intermediate bracket. The first sleeve and the second sleeve are respectively connected to the first bracket and the second bracket. The clamping device further includes a first driving mechanism and a second driving mechanism. The first driving mechanism is used to drive the first sleeve to move relative to the central tube, and the second driving mechanism is used to drive the second sleeve to move relative to the central tube.

[0006] As a preference of the above technical solution, the first driving mechanism includes a first lead screw, a first nut seat and a first driving component. The first nut seat is fixed at one end of the central tube. The first lead screw extends into the central tube along the length direction of the central tube, and the first lead screw is in threaded connection with the first nut seat.

[0007] As a preference of the above technical solution, the second driving mechanism includes a second lead screw, a second nut seat and a second driving component. The second nut seat is fixed at the other end of the central tube. The second lead screw extends into the central tube along the length direction of the central tube, and the second lead screw is in threaded connection with the second nut seat.

[0008] As an optimization of the above technical solution, the first driving component is a first driving motor. A sprocket is provided on the main shaft of the first driving motor, and a sprocket is provided on the first lead screw. The sprocket on the main shaft of the first driving motor is connected to the sprocket on the first lead screw by a chain.

[0009] As an optimization of the above technical solution, the second driving component is a second driving motor. A sprocket is provided on the main shaft of the second driving motor, and a sprocket is provided on the second lead screw. The sprocket on the main shaft of the second driving motor is connected to the sprocket on the second lead screw by a chain.

[0010] As an optimization of the above technical solution, an intermediate ring is provided between the first sleeve and the central tube and between the second sleeve and the central tube.

[0011] As an optimization of the above technical solution, the intermediate ring is a copper ring.

[0012] As an optimization of the above technical solution, the first sleeve and the second sleeve are provided with oil injection holes.

[0013] As an optimization of the above technical solution, limit nuts are provided at the ends of the first lead screw and the second lead screw.

[0014] The above description is only an overview of the technical solution of the present invention. In order to be able to understand the technical means of the present invention more clearly, it can be implemented according to the content of the description. And in order to make the above and other purposes, features and advantages of the present invention more obvious and understandable, the following specifically describes the embodiments of the present invention. Description of the Drawings

[0015] Figure 1 Shows a three-dimensional structural schematic diagram of a double-station winding and unwinding rack in this embodiment;

[0016] Figure 2 Shows a working state schematic diagram of a double-station winding and unwinding rack in this embodiment;

[0017] Figure 3 Shows a cross-sectional view of the clamping device in this embodiment;

[0018] In the figure: 10, top - installed mechanism; 20, first bracket; 30, middle bracket; 40, second bracket; 50, clamping device; 60, rotation driving mechanism; 70, wire winding and unwinding reel; 101, lifting slide rail; 103, top - installed head; 104, mounting seat; 105, lifting lead screw; 106, lifting motor; 501, first driving component; 502, first sleeve; 503, central tube; 504, second sleeve; 505, second driving component; 506, first nut seat; 507, first lead screw; 508, middle ring; 509, second lead screw; 510, second nut seat; 511, limit nut. Detailed implementation manners

[0019] To make the objectives, features, and advantages of the present utility model more obvious and understandable, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present utility model.

[0020] Refer to Figures 1 to 3 , the embodiment of the present utility model provides a double - station wire winding and unwinding rack, including:

[0021] A middle bracket 30, with a first bracket 20 and a second bracket 40 respectively arranged on both sides of the middle bracket 30;

[0022] A top - installed mechanism 10, the top - installed mechanism 10 at least includes a mounting seat 104 and a top - installed head 103. The top - installed head 103 is used to be installed in the central hole of the wire winding and unwinding reel 70. The top - installed head 103 is rotatably installed on the mounting seat 104. A top - installed mechanism 10 is respectively arranged on the first bracket 20 and the second bracket 40. The top - installed mechanism 10 on the first bracket 20 is biased to one side, and the top - installed mechanism 10 on the second bracket 40 is biased to the other side. Two top - installed mechanisms 10 are arranged on the middle bracket 30, and the two top - installed mechanisms 10 on the middle bracket 30 are arranged corresponding to the top - installed mechanism 10 on the first bracket 20 and the top - installed mechanism 10 on the second bracket 40;

[0023] A rotation driving mechanism 60, used to drive the top - installed head 103 on the first bracket 20 or the top - installed head 103 on the second bracket 40 to rotate;

[0024] A clamping device 50, connected to the middle bracket 30, the first bracket 20, and the second bracket 40. The clamping device 50 is used to adjust the distance between the first bracket 20 and the middle bracket 30, and the clamping device 50 is also used to adjust the distance between the second bracket 40 and the middle bracket 30.

[0025] A double-station wire winding and unwinding rack provided by the utility model comprises an intermediate bracket 30, a first bracket 20, a second bracket 40, a top-setting mechanism 10, a rotary drive mechanism 60 and a clamping device 50. When working, a wire winding and unwinding reel 70 is top-set between two top-setting mechanisms 10. In particular, the central hole of the wire winding and unwinding reel 70 is tightened through two top-setting heads 103. In addition, two groups of top-setting mechanisms 10 are arranged in a staggered manner between the first bracket 20 and the second bracket 40. On the one hand, it can save space and make the overall structure more compact, and two groups of top-setting mechanisms 10 can be formed. On the other hand, by arranging two groups of top-setting mechanisms 10, the working efficiency can be improved. After the wire winding and unwinding reel 70 is installed, the rotary drive mechanism 60 drives the top-setting head 103 to rotate, and then drives the wire winding and unwinding reel 70 to rotate to realize wire winding and unwinding. Moreover, the clamping device 50 can be used to adjust the distance between the first bracket 20 and the intermediate bracket 30 and the distance between the second bracket 40 and the intermediate bracket 30. The top-tightening of the two groups of top-setting mechanisms 10 can be realized by adjusting the distance. In addition, the distance between the brackets can also be adjusted to match wire winding and unwinding reels 70 of different specifications and sizes, improving the convenience of use.

[0026] In a further feasible embodiment of this embodiment, the top-setting mechanism 10 further comprises a lifting slide rail 101, a lifting lead screw 105, a lifting nut and a lifting motor 106. The lifting slide rail 101 is arranged vertically. The mounting seat 104 is movably mounted on the lifting slide rail 101. The lifting nut is arranged on the mounting seat 104. The lifting lead screw 105 extends vertically and is threadedly connected with the lifting nut. The lifting motor 106 is connected with the lifting lead screw 105, and the lifting motor 106 is used to drive the lifting lead screw 105 to rotate.

[0027] In this embodiment, the mounting seat 104 is driven by the lifting lead screw 105 to move in the vertical direction, which is convenient for matching different specifications.

[0028] In a further feasible embodiment of this embodiment, the first bracket 20, the second bracket 40 and the intermediate bracket 30 are A-shaped frames.

[0029] In a further feasible embodiment of this embodiment, the top-setting head 103 is a conical component.

[0030] In a further implementable manner of this embodiment, the clamping device 50 includes a central tube 503, a first sleeve 502, and a second sleeve 504. The first sleeve 502 is sleeved on one end of the central tube 503 and the first sleeve 502 can move relative to the central tube 503. The second sleeve 504 is sleeved on the other end of the central tube 503 and the second sleeve 504 can move relative to the central tube 503. The central tube 503 is connected to the intermediate bracket 30. The first sleeve 502 and the second sleeve 504 are respectively connected to the first bracket 20 and the second bracket 40. The clamping device 50 further includes a first driving mechanism and a second driving mechanism. The first driving mechanism is used to drive the first sleeve 502 to move relative to the central tube 503, and the second driving mechanism is used to drive the second sleeve 504 to move relative to the central tube 503.

[0031] In this embodiment, the first sleeve 502 and the second sleeve 504 move telescopically relative to the central tube 503, thereby driving the first bracket 20 and the second bracket 40 to move relative to the intermediate bracket 30, and thus the distance between the first bracket 20 and the second bracket 40 and the intermediate bracket 30 can be adjusted.

[0032] In a further implementable manner of this embodiment, the first driving mechanism includes a first lead screw 507, a first nut seat 506, and a first driving component 501. The first nut seat 506 is fixed to one end of the central tube 503. The first lead screw 507 extends into the central tube 503 along the length direction of the central tube 503. The first lead screw 507 is threadedly connected to the first nut seat 506.

[0033] In a further implementable manner of this embodiment, the second driving mechanism includes a second lead screw 509, a second nut seat 510, and a second driving component 505. The second nut seat 510 is fixed to the other end of the central tube 503. The second lead screw 509 extends into the central tube 503 along the length direction of the central tube 503. The second lead screw 509 is threadedly connected to the second nut seat 510.

[0034] In a further implementable manner of this embodiment, the first driving component 501 is a first driving motor. A sprocket is provided on the main shaft of the first driving motor, and a sprocket is provided on the first lead screw 507. The sprocket on the main shaft of the first driving motor is connected to the sprocket on the first lead screw 507 by a chain.

[0035] In a further implementable manner of this embodiment, the second driving component 505 is a second driving motor. A sprocket is provided on the main shaft of the second driving motor, and a sprocket is provided on the second lead screw 509. The sprocket on the main shaft of the second driving motor is connected to the sprocket on the second lead screw 509 by a chain.

[0036] In a further implementable mode of this embodiment, an intermediate ring 508 is provided between the first sleeve 502 and the central tube 503, and between the second sleeve 504 and the central tube 503.

[0037] In a further implementable mode of this embodiment, the intermediate ring 508 is a copper ring.

[0038] In addition, in a further implementable mode of this embodiment, oil injection holes are provided on the first sleeve 502 and the second sleeve 504.

[0039] In a further implementable mode of this embodiment, limit nuts 511 are provided at the ends of the first lead screw 507 and the second lead screw 509.

[0040] In the description of this specification, the descriptions with reference to the terms "one embodiment", "some embodiments", "examples", "specific examples", or "some examples", etc. mean that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present invention. Moreover, the specific features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. In addition, without contradiction, those skilled in the art can combine and combine the different embodiments or examples described in this specification and the features of different embodiments or examples.

[0041] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, "a plurality" means two or more unless otherwise specifically defined.

[0042] The above is only the specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art can easily think of changes or substitutions within the technical scope disclosed by the present invention, and all of them should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.

Claims

1. A clamping device for a retractable wire rack, characterized in that: The clamping device comprises: A center tube, a first sleeve and a second sleeve, wherein the first sleeve is sleeved on one end of the center tube and can move relative to the center tube, the second sleeve is sleeved on the other end of the center tube and can move relative to the center tube, the center tube is connected to an intermediate bracket, the first sleeve and the second sleeve are respectively connected to a first bracket and a second bracket, the clamping device also includes a first driving mechanism and a second driving mechanism, the first driving mechanism is used to drive the first sleeve to move relative to the center tube, and the second driving mechanism is used to drive the second sleeve to move relative to the center tube.

2. The clamping device for retracting and paying off a wire frame according to claim 1, characterized in that: The first driving mechanism includes a first screw rod, a first nut seat and a first driving component. The first nut seat is fixed to one end of the center tube. The first screw rod extends into the center tube along the length direction of the center tube. The first screw rod is threadedly connected to the first nut seat.

3. The clamping device for the wire retracting and unreeling frame according to claim 2, characterized in that: The second driving mechanism includes a second screw rod, a second nut seat and a second driving component. The second nut seat is fixed to the other end of the center tube. The second screw rod extends into the center tube along the length direction of the center tube. The second screw rod is threadedly connected to the second nut seat.

4. The clamping device for a wire retracting and unreeling frame according to claim 2, characterized in that: The first driving component is a first driving motor. A sprocket is arranged on the main shaft of the first driving motor, and a sprocket is arranged on the first screw rod. The sprocket on the main shaft of the first driving motor is connected with the sprocket on the first screw rod through a chain.

5. The clamping device for retracting and paying off a wire frame according to claim 3, characterized in that: The second driving component is a second driving motor, a sprocket is arranged on the main shaft of the second driving motor, a sprocket is arranged on the second lead screw, and the sprocket on the main shaft of the second driving motor is connected with the sprocket on the second lead screw via a chain.

6. The clamping device for a wire retracting and unreeling frame according to claim 1, characterized in that: An intermediate ring is arranged between the first sleeve and the central pipe and between the second sleeve and the central pipe.

7. The clamping device for a wire retracting and unreeling frame according to claim 6, characterized in that: The middle ring is a copper ring.

8. The clamping device for a wire retracting and unreeling frame according to claim 1, characterized in that: The first sleeve and the second sleeve are provided with oil injection holes.

9. The clamping device for a wire retracting and unreeling frame according to claim 3, characterized in that: The ends of the first screw rod and the second screw rod are provided with limit nuts.

Images