Cable tensile strength testing machine

Abstract

The utility model discloses a cable tensile capacity testing machine, which relates to the technical field of cable detection equipment and comprises a workbench, clamping assemblies are arranged on two sides of the workbench, each clamping assembly comprises supporting plates arranged on two sides of the workbench, circular holes are formed in the supporting plates and are arranged in an inclined manner, and the clamping assemblies are arranged on the supporting plates. And rectangular grooves are formed in the upper positions and the lower positions of the round holes correspondingly, moving blocks are slidably connected into the rectangular grooves, inclined blocks are fixedly connected to the opposite sides of the two moving blocks correspondingly, threaded rods are rotationally connected into the two supporting plates correspondingly, and top blocks are in threaded connection with the rod walls of the threaded rods. When the cable clamping device works, the inclined block moves through the arrangement of the top block, so that cables with different diameters can be clamped and fixed, and meanwhile, when a pulling force is applied, the pulling force of the inclined block of the cable enables the inclined block to have a trend of moving towards the inside of the circular hole, so that a stabilizing effect can be further realized; and accidents are avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable detection equipment technical field especially relates to a cable tensile capacity testing machine. BACKGROUND

[0002] In the cable production field, it is a crucial task to ensure the tensile strength of the cable. The tensile capacity of the cable directly affects its service life and durability in various environments, and the cable is made of one or more mutually insulated conductors and an outer insulating protective layer, a wire that transmits power or information from one place to another;

[0003] The existing device needs to fix both ends of the cable when detecting tension, and as the tension increases during tension testing, the two ends of the cable line are easy to fall off from the clamping device, which causes the cable to fly and affects the safety of people around. At the same time, the existing fixing device is more cumbersome to operate and inconvenient to use. UTILITY MODEL CONTENT

[0004] The utility model discloses a cable tensile capacity testing machine, which aims to solve the technical problems of the existing device, which needs to fix both ends of the cable when detecting tension, and as the tension increases during tension testing, the two ends of the cable line are easy to fall off from the clamping device, which causes the cable to fly and affects the safety of people around. At the same time, the existing fixing device is more cumbersome to operate and inconvenient to use.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A cable tensile capacity testing machine, comprising a workbench, the two sides of the workbench are provided with clamping assemblies;

[0007] The clamping assembly comprises support plates arranged on both sides of the workbench, the support plates are internally provided with circular holes, the circular holes are inclined, rectangular grooves are arranged at the upper and lower positions of the circular holes, moving blocks are slidably connected in the rectangular grooves, inclined blocks are fixedly connected to the opposite sides of the two moving blocks, threaded rods are rotatably connected in the interiors of the two support plates, top blocks are threadedly connected to the rod walls of the threaded rods, a rectangular rod is fixedly connected to the left side of the right threaded rod, the rod wall of the rectangular rod and the interior of the left threaded rod slide, a driving mechanism is arranged on the outside of the threaded rod, the left support plate is fixedly connected with the workbench, and a pushing mechanism is arranged at the lower end of the right support plate.

[0008] Preferably, the pushing mechanism comprises a sliding groove arranged at the right side of the upper end of the workbench, a sliding block movably connected in the sliding groove, a hydraulic rod fixedly connected in the sliding block, and the output end of the hydraulic rod is fixedly connected with the sliding block.

[0009] Preferably, the driving mechanism comprises a motor fixedly connected at one side of the support plate, a first bevel gear fixedly connected at the output end of the motor, a second bevel gear fixedly connected at the rod wall of the threaded rod, and the first bevel gear is meshingly connected with the outer side of the second bevel gear.

[0010] Preferably, one side of the moving block is fixedly connected with a spring.

[0011] Preferably, the top block is internally provided with an opening.

[0012] As can be seen, the cable tensile capacity testing machine has the advantages that: during work, the oblique block is moved through the setting of the top block, so that different diameter cables can be clamped and fixed, and when the tensile force is applied, the tensile force of the oblique block of the cable makes the oblique block have a tendency to move into the circular hole, so that the stability effect can be further achieved and accidents can not occur. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme in the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only the utility model, and other drawings can be obtained by those skilled in the art without creative labor on the basis of these drawings.

[0014] Figure 1 The overall structure schematic diagram of the cable tensile capacity testing machine is provided.

[0015] Figure 2 The cross-sectional structure schematic diagram of the cable tensile capacity testing machine is provided.

[0016] Figure 3 The cable tensile capacity testing machine is provided. Figure 2 The enlarged structure schematic diagram of the middle A is provided.

[0017] In the figure: 1, workbench; 2, sliding groove; 3, support plate; 4, top block; 6, rectangular rod; 7, sliding block; 8, hydraulic rod; 9, threaded rod; 10, oblique block; 11, moving block; 12, spring; 13, second bevel gear; 14, first bevel gear; 15, motor; 17, rectangular groove. DETAILED DESCRIPTION

[0018] The purposes, technical solutions and advantages of the utility model are clearer and more apparent, and the utility model is further described in detail below in combination with specific embodiments.

[0019] It should be noted that, unless otherwise defined, the technical terms or scientific terms used in the utility model should be understood as the common meanings by those skilled in the art to which the utility model belongs. The "first", "second" and similar words used in the utility model do not represent any order, quantity or importance, but are only used to distinguish different components. The "including" or "containing" and similar words mean that the elements or objects before the words cover the elements or objects listed after the words and their equivalents, and do not exclude other elements or objects. The "connection" or "connected" and similar words are not limited to physical or mechanical connection, but can include electrical connection, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to represent relative positional relationship, and when the absolute position of the described object changes, the relative positional relationship can also change accordingly.

[0020] Referring to Figures 1-3 A cable tensile resistance testing machine, comprising a workbench 1, clamping assemblies are arranged on both sides of the workbench 1;

[0021] The clamping assembly comprises support plates 3 arranged on both sides of the workbench 1, the support plates 3 are internally provided with circular holes through which the cable can pass, the circular holes are arranged obliquely, the upper and lower positions of the circular holes are provided with rectangular grooves 17, the rectangular grooves 17 are internally slidably connected with moving blocks 11, the moving blocks 11 can move in the rectangular grooves 17, the opposite sides of the two moving blocks 11 are fixedly connected with inclined blocks 10, the moving blocks 11 can drive the inclined blocks 10 to move, the interiors of the two support plates 3 are rotatably connected with threaded rods 9, the rod walls of the threaded rods 9 are threadedly connected with top blocks 4, the threaded rods 9 are rotated to drive the top blocks 4 to move, the interiors of the top blocks 4 are provided with openings, the left side of the right threaded rod 9 is fixedly connected with a rectangular rod 6, the rod wall of the rectangular rod 6 is slidably connected with the interior of the left threaded rod 9, the rectangular rod 6 can move relative to the left threaded rod 9, the exterior of the threaded rod 9 is provided with a driving mechanism, the driving mechanism drives the threaded rod 9 to rotate, the left support plate 3 is fixedly connected with the workbench 1, and the lower end of the right support plate 3 is provided with a pushing mechanism;

[0022] When working, the two ends of the cable are respectively threaded through the round holes, at this time the driving rotation drives the threaded rods 9 to rotate, the two threaded rods 9 are slidably connected through the rectangular rods 6, so that they can rotate synchronously when rotating, the rotation of the threaded rods 9 makes the top blocks 4 move, the top blocks 4 move and contact the inclined blocks 10, since the inclined blocks 10 are inclinedly arranged, and the rectangular grooves 17 are also inclinedly arranged, so that the inclined blocks 10 move towards the position close to the cable when moving, thereby being able to clamp the cable, when working, the arrangement of the top blocks 4 makes the inclined blocks 10 move, so that the clamping and fixing of cables of different diameters can be realized, and when the pulling force is applied, the pulling force of the inclined blocks 10 of the cable makes the inclined blocks 10 have a tendency to move towards the inside of the round hole, so that the stability effect can be further realized, and accidents will not occur.

[0023] With reference to Figure 2 , the pushing mechanism comprises a sliding groove 2 arranged on the right side of the upper end of the workbench 1, a sliding block 7 slidably connected in the sliding groove 2, a hydraulic rod 8 fixedly connected in the sliding block 7, the output end of the hydraulic rod 8 fixedly connected with the sliding block 7, the upper end of the sliding block 7 fixedly connected with the lower end of the right side supporting plate 3, the hydraulic rod 8 pushing the sliding block 7 to move in the sliding groove 2, the sliding block 7 moving to drive the right side supporting plate 3 to move, thereby applying a pulling force to the cable.

[0024] With reference to Figure 3 , the driving mechanism comprises a motor 15 fixedly connected on one side of the supporting plate 3, a first bevel gear 14 fixedly connected to the output end of the motor 15, a second bevel gear 13 fixedly connected to the rod wall of the threaded rod 9, the first bevel gear 14 and the second bevel gear 13 being meshingly connected on the outer sides, the motor 15 driving the first bevel gear 14 to rotate, the first bevel gear 14 driving the second bevel gear 13 to rotate, thereby realizing the rotation of the threaded rod 9.

[0025] With reference to Figure 3 , the moving block 11 is fixedly connected with a spring 12 on one side, the spring 12 being arranged to enable the moving block 11 to drive the inclined block 10 to be located outside the supporting plate 3.

[0026] Working principle: when working, the two ends of the cable are respectively threaded through the round hole, at this time the driving rotation drives the threaded rod 9 to rotate, the two threaded rods 9 are slidably connected through the rectangular rod 6, so that synchronous rotation can be realized during rotation, the threaded rod 9 rotates to move the top block 4, the top block 4 moves and contacts the inclined block 10, since the inclined block 10 is inclined, and the rectangular groove 17 is also inclined, so that the inclined block 10 moves to the position close to the cable during movement, so that the cable can be clamped, during work, the inclined block 10 moves due to the arrangement of the top block 4, so that different diameter cables can be clamped and fixed, and when the tension is applied, the tension of the inclined block 10 of the cable makes the inclined block 10 tend to move to the inside of the round hole, so that the stability effect can be further realized, and accidents will not occur.

[0027] Those skilled in the art will understand that the above discussion of any embodiment is merely exemplary and is not intended to suggest the scope of the present application (including the claims) is limited to these examples; under the concept of the present application, the above embodiments or technical features in different embodiments can also be combined, steps can be implemented in any order, and there are many other changes of different aspects of the present application as described above, which are not provided in details for the sake of brevity.

[0028] The present application is intended to cover all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Accordingly, any and all such modifications, variations or equivalents that fall within the spirit and scope of the present application are intended to be included within the scope of the present application.

Claims

1. A cable tensile strength testing machine comprising a worktable (1), characterized in that, Both sides of the workbench (1) are provided with clamping assemblies; The clamping assembly comprises support plates (3) arranged on both sides of the workbench (1), the inside of the support plate (3) is provided with a circular hole, the circular hole is arranged obliquely, the upper and lower positions of the circular hole are provided with rectangular grooves (17), the inside of the rectangular groove (17) is slidably connected with a moving block (11), the opposite side of the two moving blocks (11) is fixedly connected with an inclined block (10), the inside of the two support plates (3) is rotatably connected with a threaded rod (9), the rod wall of the threaded rod (9) is threadedly connected with a top block (4), the left side of the right threaded rod (9) is fixedly connected with a rectangular rod (6), the rod wall of the rectangular rod (6) is slidably connected with the inside of the left threaded rod (9), the outside of the threaded rod (9) is provided with a driving mechanism, the left support plate (3) is fixedly connected with the workbench (1), and the lower end of the right support plate (3) is provided with a pushing mechanism.

2. The cable tensile strength testing machine of claim 1, wherein, The pushing mechanism comprises a sliding groove (2) arranged on the right side of the upper end of the workbench (1), the inside of the sliding groove (2) is slidably connected with a sliding block (7), the inside of the sliding block (7) is fixedly connected with a hydraulic rod (8), the output end of the hydraulic rod (8) is fixedly connected with the sliding block (7), and the upper end of the sliding block (7) is fixedly connected with the lower end of the right support plate (3).

3. The cable tensile strength testing machine of claim 1, wherein, The driving mechanism comprises a motor (15) fixedly connected on one side of the support plate (3), the output end of the motor (15) is fixedly connected with a first bevel gear (14), the rod wall of the threaded rod (9) is fixedly connected with a second bevel gear (13), and the outside of the first bevel gear (14) and the second bevel gear (13) are meshedly connected.

4. The cable tensile strength testing machine of claim 1, wherein, One side of the moving block (11) is fixedly connected with a spring (12).

5. The cable tensile strength testing machine of claim 1, wherein, The inside of the top block (4) is provided with an opening.

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