Tensioning equipment for manufacturing flame-retardant control cable

Abstract

The utility model provides a tensioning device for manufacturing a flame-retardant control cable, and belongs to the technical field of cable manufacturing. Comprising a fixing frame, a tensioning assembly and a pressing assembly, the tensioning assembly comprises a sleeve installed on the fixing frame, the inner wall of the sleeve is slidably connected with a damping block, and a moving rod is fixedly assembled on the top of the damping block. According to the utility model, a cable is introduced into the device from the wire inlet groove, in the traction process, the cylinder drives the fixing rod to move downwards, the second rotating wheel is pushed downwards, and the cable moves through the first rotating wheel towards the other end of the fixing frame, so that the second rotating wheel presses the cable downwards, and the first rotating wheel is extruded to move downwards; at the moment, a moving rod and a damping block are pushed to slide in a sleeve, and meanwhile, a spring begins to contract to provide reverse thrust to a rotating wheel I, so that the cable is tightened, traction operation on the cable is facilitated, and the stability of the device during cable production is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cable manufacturing, in particular to a tensioning device used for manufacturing flame-retardant control cables. Background Art

[0002] Control cables are PVC insulated and PVC sheathed control cables suitable for industrial and mining enterprises, energy and transportation departments, and for control and protection lines with AC rated voltages below 450 / 750 volts.

[0003] During the production and manufacturing process of existing control cables, the cables need to be pulled. During the pulling process, if the cables are not tensioned or limited, the cables are prone to loosening, thereby affecting normal production and manufacturing operations and causing serious production accidents. In order to cope with the above problems and defects, there is an urgent need for a tensioning device for the manufacture of flame-retardant control cables. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a tensioning device for the manufacture of flame-retardant control cables to solve the problem that during the production and manufacturing process of existing control cables, the cables need to be pulled. During the pulling process of the cables, if there is a lack of tensioning or limiting of the cables, the cables are prone to become loose, thereby affecting normal production and manufacturing operations and causing serious production accidents.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0006] A tensioning device for manufacturing flame-retardant control cables, comprising: a fixed frame, and a tensioning assembly and a pressing assembly mounted on the fixed frame; the tensioning assembly comprises a sleeve mounted on the fixed frame, the inner wall of the sleeve is slidably connected to a damping block, the top of the damping block is fixedly equipped with a moving rod, the top of the moving rod is fixedly equipped with a connecting rod, the end of the connecting rod away from the moving rod is fixedly equipped with a rotating shaft, the outer wall of the rotating shaft is rotatably connected to a rotating wheel 1, and the outer wall of the fixed frame is fixedly equipped with a spring; the pressing assembly comprises a cylinder mounted on the fixed frame, the end of the cylinder output shaft is fixedly equipped with a fixed rod, and the end of the fixed rod away from the cylinder is rotatably connected to a rotating wheel 2.

[0007] The outer wall of the fixing frame is fixedly equipped with a wire inlet groove, the end of the wire inlet groove away from the fixing frame is trumpet-shaped, and the end of the wire inlet groove close to the fixing frame is a semicircular groove.

[0008] The outer wall of the fixing frame is provided with a limiting groove, the inner wall of the limiting groove is slidably connected to a limiting block, and one end of the limiting block away from the limiting groove is fixedly connected to the connecting rod.

[0009] A suspension ring is fixedly assembled on the outer wall of the fixing frame, and the number of the suspension rings is two.

[0010] The number of the tensioning assemblies is two, and the two tensioning assemblies are symmetrically distributed on both sides of the pressing assembly.

[0011] The connecting rod is in a "C" shape.

[0012] Compared with the prior art, the utility model has at least the following beneficial effects:

[0013] 1. In the above solution, the cable is introduced into the device from the cable inlet groove. During the traction process, the fixed rod is driven by the cylinder to move downward, and then the second runner is pushed downward. At the same time, the cable moves to the other end of the fixing frame through the first runner, so that the second runner presses the cable downward, and the first runner moves downward under extrusion. At this time, the moving rod and the damping block are pushed to slide in the sleeve, and the spring starts to contract, providing a reaction force to the first runner, thereby tightening the cable, facilitating the traction operation of the cable, and being beneficial to improving the stability of the device during the production of the cable.

[0014] 2. In the above solution, by providing the limiting groove and the limiting block, it is beneficial to improve the stability of the first runner during movement by sliding the limiting block in the limiting groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The drawings incorporated herein and constituting a part of this specification illustrate embodiments of the present disclosure and, together with the specification, are further used to explain the principles of the present disclosure and enable those skilled in the relevant art to implement and use the present disclosure.

[0016] Figure 1 It is a three-dimensional structural schematic diagram of a tensioning device for the manufacture of flame-retardant control cables;

[0017] Figure 2 It is a first-view sectional structural schematic diagram of a tensioning device for the manufacture of flame-retardant control cables;

[0018] Figure 3 For Figure 2 The enlarged three-dimensional structural schematic diagram at position A in

[0019] [Reference Numerals]

[0020] 1. Fixing frame;

[0021] 2. Tensioning assembly; 21. Sleeve; 22. Damping block; 23. Moving rod; 24. Connecting rod; 25. Rotating shaft; 26. First runner; 27. Spring;

[0022] 3. Pressing assembly; 31. Cylinder; 32. Fixed rod; 33. Second runner;

[0023] 4. Wire entry slot; 5. Limit slot; 6. Limit block; 7. Lifting ring.

[0024] As shown in the figure, in order to clearly implement the structure of the embodiment of the utility model, specific structures and devices are marked in the figure, but this is only for illustrative purposes and is not intended to limit the utility model to the specific structure, device and environment. According to specific needs, ordinary technicians in this field can adjust or modify these devices and environments, and the adjustments or modifications made are still included in the scope of the attached claims. DETAILED DESCRIPTION

[0025] The following is a detailed description of a tensioning device for manufacturing flame-retardant control cables provided by the utility model in combination with the accompanying drawings and specific embodiments. At the same time, it is explained here that in order to make the embodiments more detailed, the following embodiments are listed as the best and preferred embodiments, and other alternatives can also be used by technicians in some known technical fields; and the accompanying drawings are only for more specific description of the embodiments, and are not intended to specifically limit the utility model.

[0026] It should be noted that the references to "one embodiment", "embodiment", "exemplary embodiments", "some embodiments" and the like in the specification indicate that the embodiments described may include specific features, structures or characteristics, but not every embodiment may include the specific features, structures or characteristics. In addition, when a specific feature, structure or characteristic is described in conjunction with an embodiment, it should be within the knowledge of a person skilled in the art to implement such feature, structure or characteristic in conjunction with other embodiments (whether or not explicitly described).

[0027] In general, a term can be understood, at least in part, from its use in context. For example, depending, at least in part, on the context, the term "one or more" as used herein can be used to describe any feature, structure, or characteristic in the singular sense, or can be used to describe a combination of features, structures, or characteristics in the plural sense. Additionally, the term "based on" can be understood as not necessarily intended to convey an exclusive set of factors, but can instead, depending, at least in part, on the context, allow for the presence of other factors that are not necessarily explicitly described.

[0028] It will be understood that the meaning of “on,” “over,” and “above” in this disclosure should be interpreted in the broadest manner, so that “on” means not only “directly on” something, but also includes the meaning of being “on” something with intervening features or layers therebetween, and “on” or “over” means not only “on” or “above” something, but also includes the meaning of being “on” or “above” something with no intervening features or layers therebetween.

[0029] Additionally, spatially relative terms such as "under," "beneath," "lower," "above," "upper," and the like may be used herein for descriptive convenience to describe the relationship of one element or feature to another element or features, as shown in the accompanying drawings. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the accompanying drawings. The device may be oriented in other ways, and the spatially relative descriptors used herein may be similarly interpreted accordingly.

[0030] like Figure 1 , Figure 2 and Figure 3 As shown, the embodiment of the utility model provides a tensioning device for manufacturing flame-retardant control cables, comprising: a fixing frame 1, and a tensioning assembly 2 and a pressing assembly 3 installed on the fixing frame 1; the tensioning assembly 2 comprises a sleeve 21 installed on the fixing frame 1, the inner wall of the sleeve 21 is slidably connected with a damping block 22 for improving friction, the top of the damping block 22 is fixedly equipped with a moving rod 23, the top of the moving rod 23 is fixedly equipped with a connecting rod 24, the end of the connecting rod 24 away from the moving rod 23 is fixedly equipped with a rotating shaft 25, and the rotating shaft 25 is fixedly equipped with a rotating shaft 25. The outer wall is rotatably connected to a wheel 1 26, and the outer wall of the fixed frame 1 is fixedly equipped with a spring 27 providing elastic force; the clamping assembly 3 includes a cylinder 31 provided with a driving force and installed on the fixed frame 1, and the end of the output shaft of the cylinder 31 is fixedly equipped with a fixing rod 32, and the end of the fixing rod 32 away from the cylinder 31 is rotatably connected to a wheel 2 33. There are two tensioning assemblies 2, and the two tensioning assemblies 2 are symmetrically distributed on both sides of the clamping assembly 3. By limiting the positions of the tensioning assembly 2 and the clamping assembly 3, it is beneficial to improve the tensioning effect of the cable.

[0031] like Figure 1 As shown, the outer wall of the fixing frame 1 is fixedly equipped with a wire inlet groove 4, the end of the wire inlet groove 4 away from the fixing frame 1 is trumpet-shaped, and the end of the wire inlet groove 4 close to the fixing frame 1 is a semicircular groove. By setting the wire inlet groove 4, it is beneficial to guide the cable and facilitate the pulling of the cable.

[0032] like Figure 2 and Figure 3 As shown, a limiting groove 5 is provided on the outer wall of the fixing frame 1, and a limiting block 6 is slidably connected to the inner wall of the limiting groove 5, and one end of the limiting block 6 away from the limiting groove 5 is fixedly connected to the connecting rod 24. By setting the limiting groove 5 and the limiting block 6, it is beneficial for the limiting block 6 to slide in the limiting groove 5, thereby improving the stability of the rotating wheel 26 when moving.

[0033] like Figure 1 and Figure 2As shown in the figure, two lifting rings 7 are fixedly assembled on the outer wall of the fixing frame 1. By providing the lifting rings 7, it is beneficial to move the device through the lifting rings 7, thereby improving the convenience of the device.

[0034] As Figure 1 and Figure 2 shown in the figure, the connecting rod 24 is in a "C" shape. By defining the connecting rod 24, it is beneficial to fix the first runner 26 while not affecting the rotation of the first runner 26.

[0035] In the technical solution provided by the present utility model, during operation, the cable is introduced into the device from the cable inlet groove 4. During the traction process, the cylinder 31 drives the fixed rod 32 to move downward, thereby pushing the second runner 33 downward. At the same time, the cable moves through the first runner 26 to the other end of the fixing frame 1, causing the second runner 33 to press the cable downward, and the first runner 26 is squeezed and moves downward. At this time, the moving rod 23 and the damping block 22 slide in the sleeve 21, and the spring 27 starts to contract, providing a reaction force to the first runner 26, thereby tightening the cable, facilitating the traction operation of the cable, and being beneficial to improving the stability of the device during cable production.

[0036] The present utility model covers any substitutions, modifications, equivalent methods, and solutions made within the essence and scope of the present utility model. In order to enable the public to have a thorough understanding of the present utility model, specific details have been described in detail in the above preferred embodiments of the present utility model. However, those skilled in the art can fully understand the present utility model without these detailed descriptions. Additionally, in order to avoid unnecessary confusion to the essence of the present utility model, well-known methods, processes, procedures, components, and circuits have not been described in detail.

[0037] Those of ordinary skill in the art can understand that all or part of the steps in implementing the above embodiment methods can be completed by instructing relevant hardware through a program. This program can be stored in a computer-readable storage medium, such as ROM / RAM, magnetic disk, optical disc, etc.

[0038] The above is only a preferred embodiment of the present utility model. It should be noted that for those of ordinary skill in the technical field, without departing from the principle of the present utility model, several improvements and refinements can be made, and these improvements and refinements should also be regarded as the protection scope of the present utility model.

Claims

1. A tensioning device for manufacturing flame-retardant control cables, characterized in that: Comprising: A fixing frame (1), and a tensioning component (2) and a pressing component (3) mounted on the fixing frame (1); The tensioning component (2) includes a sleeve (21) mounted on the fixing frame (1), a damping block (22) is slidably connected to the inner wall of the sleeve (21), a moving rod (23) is fixedly assembled at the top of the damping block (22), a connecting rod (24) is fixedly assembled at the top of the moving rod (23), a rotating shaft (25) is fixedly assembled at one end of the connecting rod (24) away from the moving rod (23), a first runner (26) is rotatably connected to the outer wall of the rotating shaft (25), and a spring (27) is fixedly assembled on the outer wall of the fixing frame (1); The pressing component (3) includes a cylinder (31) mounted on the fixing frame (1), a fixing rod (32) is fixedly assembled at the end of the output shaft of the cylinder (31), and a second runner (33) is rotatably connected to one end of the fixing rod (32) away from the cylinder (31).

2. The tensioning device for manufacturing flame-retardant control cables according to claim 1, characterized in that: A wire inlet groove (4) is fixedly assembled on the outer wall of the fixing frame (1), one end of the wire inlet groove (4) away from the fixing frame (1) is trumpet-shaped, and one end of the wire inlet groove (4) close to the fixing frame (1) is a semi-circular groove.

3. The tensioning device for manufacturing flame-retardant control cables according to claim 1, characterized in that: A limiting groove (5) is formed on the outer wall of the fixing frame (1), a limiting block (6) is slidably connected to the inner wall of the limiting groove (5), and one end of the limiting block (6) away from the limiting groove (5) is fixedly connected to the connecting rod (24).

4. The tensioning device for manufacturing flame-retardant control cables according to claim 1, characterized in that: Two suspension rings (7) are fixedly assembled on the outer wall of the fixing frame (1).

5. The tensioning device for manufacturing flame-retardant control cables according to claim 1, characterized in that: The number of the tensioning components (2) is two, and the two tensioning components (2) are symmetrically distributed on both sides of the pressing component (3).

6. The tensioning device for manufacturing flame-retardant control cables according to claim 1, characterized in that: The shape of the connecting rod (24) is "匚"-shaped.

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