Anti-twisting test tool

Abstract

An anti-kink test tool comprises a bottom plate, a vertical plate is installed on the bottom plate, two pairs of kink guide holes and a pair of clamping guide holes are formed in the vertical plate, and the kink guide holes and the clamping guide holes are vertically arranged. A pair of clamping plates is arranged on the front side of the vertical plate, and guiding penetrating rods are arranged at the roots of the clamping plates. And the middle part of the fiber pipe can be clamped through the arranged clamping plate, so that the bending performance of the limiting pipe can be conveniently tested. The upper end of the vertical plate is provided with an air cylinder, the movable end of the air cylinder is provided with a movable plate, the movable plate is provided with a pair of movable penetrating rods, the movable penetrating rods penetrate through the kink guide holes, the inner side ends of the movable penetrating rods are provided with movable outer plates, the movable outer plates are provided with at least one pair of limiting rods, and the two ends of a fiber pipe penetrate through the limiting rods respectively. According to the fiber pipe bending testing device, a limiting rod is arranged, the testing operation of the fiber pipe bending times is facilitated through continuous shaking of the limiting rod, and the limiting rod is only in contact with the outer wall of a fiber pipe when being driven by the air cylinder to reciprocate, so that the testing accuracy is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of fiber tube testing, in particular to an anti-kinking testing tool. Background Art

[0002] The test of the fiber tube's anti-kinking ability can detect the number of kinks and kinking fatigue of the fiber tube. At present, when performing the kinking test, one end of the fiber tube is clamped by a clamping device, and then the other end of the fiber tube is clamped by a clamping mechanism arranged on a shaking mechanism, and then the fiber tube is continuously swung back and forth to test the kinking performance of the fiber tube. In this test method, since both ends of the fiber tube are clamped during the test, the fiber tube needs to be stretched during the test, which reduces the accuracy of the fiber tube test. Utility Model Content

[0003] The utility model provides an anti-kinking test tool to solve the deficiencies of the above-mentioned prior art, and tests the performance of a fiber tube by clamping one end and bending both ends, thereby improving the accuracy of the test and having strong practicality.

[0004] In order to achieve the purpose of this utility model, the following technologies are proposed:

[0005] A kink-resistant test tool comprises a bottom plate, a vertical plate is installed on the bottom plate, two pairs of kink guide holes and a pair of clamping guide holes are opened on the vertical plate, and the kink guide holes and the clamping guide holes are both arranged vertically. A pair of clamping plates are arranged on the front side of the vertical plate, and a guide rod is arranged at the root of the clamping plate, and the guide rod is inserted into the clamping guide hole. The middle part of the fiber tube can be clamped by the arranged clamping plates, so as to facilitate the bending performance test of the limit tube. A cylinder is installed on the upper end of the vertical plate, and a movable plate is installed on the movable end of the cylinder, and a pair of movable rods are arranged on the movable plate, and the movable rods are inserted into the kink guide hole, and the inner side end of the movable rod is provided with a movable outer plate, and at least a pair of limit rods are arranged on the movable outer plate, and the two ends of the fiber tube are respectively inserted between the limit rods, and the limit rods are continuously shaken, so as to facilitate the test operation of the bending number of the fiber tube, and when the limit rod is driven by the cylinder to reciprocate, it only contacts with the outer wall of the fiber tube, thereby improving the accuracy of the test.

[0006] Furthermore, the edges of the splint are all provided with R angles to prevent the edges of the splint from affecting the number of bending times.

[0007] Furthermore, the limiting rod has a circular structure to avoid scratching the fiber tube.

[0008] Furthermore, a movable inner plate is provided at the other end of the guide through rod at the same height, a movable block is installed on the movable inner plate, a guide pin is passed through the movable block, a middle block is provided at the inner end of the guide pin, a spring is provided at the inner end of the guide pin, the inner end of the spring is arranged on the middle block, the middle block is installed on the vertical plate, a screw rod is provided at the outer end of the middle block for rotation, a rotating cap is provided at the outer end of the screw rod, a movable plate is provided on the screw rod, convex plates are provided on both sides of the movable plate, a guide rod is passed through the convex plate, the guide rod is arranged on the middle block, grooves are respectively provided at the upper and lower ends of the movable plate, a moving wheel is provided for rotation in the groove, a wedge block is provided at the outer end of the movable block, the outer wall of the wedge block is an inclined surface, and the outer periphery of the moving wheel is tangent to the inclined surface. When clamping, the moving wheel can be moved by rotating the screw rod, and the wedge block can be moved during movement, and the fiber tube can be clamped by the clamping plate. The setting of the spring facilitates the clamping plate to resume the opening movement.

[0009] The advantages of the above technical solution are:

[0010] The utility model facilitates the testing of the bending performance of the fiber tube and improves the accuracy of the test. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to make the purpose, technical solutions and advantages of the utility model clearer, the utility model will be further described in detail below with reference to the accompanying drawings.

[0012] Figure 1 The three-dimensional structure of one embodiment is shown Figure 1 .

[0013] Figure 2 The three-dimensional structure of one embodiment is shown Figure 2 .

[0014] Figure 3 An enlarged view of A is shown. DETAILED DESCRIPTION

[0015] like Figure 1~Figure 3As shown, an anti-kinking test fixture includes a bottom plate 1, a vertical plate 2 is installed on the bottom plate 1, two pairs of kinking guide holes 20 and a pair of clamping guide holes 21 are opened on the vertical plate 2, and the kinking guide holes 20 and the clamping guide holes 21 are both arranged vertically. A pair of clamping plates 42 are arranged on the front side of the vertical plate 2, and a guide through rod 34 is arranged at the root of the clamping plate 42, and the guide through rod 34 is inserted into the clamping guide hole 21, and the edges of the clamping plate 42 are all provided with R angles. The other end of the guide through rod 34 located at the same height is provided with a movable inner plate 33, on which a movable block 32 is installed, on which a guide pin 30 is passed, and a middle block 3 is provided at the inner end of the guide pin 30, and a spring 31 is provided at the inner end of the guide pin 30, and the inner end of the spring 31 is arranged on the middle block 3, and the middle block 3 is installed on the vertical plate 2, and a screw rod 37 is rotatably provided at the outer end of the middle block 3, and a rotating cap 38 is provided at the outer end of the screw rod 37, and a movable plate 39 is provided on the screw rod 37, and convex plates are provided on both sides of the movable plate 39, and a guide rod 41 is passed through the convex plate, and the guide rod 41 is arranged on the middle block 3, and grooves are respectively provided at the upper and lower ends of the movable plate 39, and a moving wheel 40 is rotatably provided in the groove, and a wedge block 35 is provided at the outer end of the movable block 32, and the outer wall of the wedge block 35 is an inclined surface, and the outer periphery of the moving wheel 40 is tangent to the inclined surface.

[0016] A cylinder 5 is installed at the upper end of the vertical plate 2, and a movable plate 50 is installed at the movable end of the cylinder 5. A pair of movable through rods 51 are provided on the movable plate 50. The movable through rods 51 pass through the kinking guide holes 20. A movable outer plate 52 is provided at the inner end of the movable through rod 51. At least a pair of limiting rods 53 are provided on the movable outer plate 52. The limiting rods 53 are circular in structure.

[0017] When testing the bending performance of the fiber tube in this embodiment, the operator places the fiber tube between the clamping plates 42, and then rotates the screw rod 37. The rotation of the screw rod 37 will drive the movable plate 39 to move along the axial direction of the guide rod 41. When the movable plate 39 moves, it will act on the inclined surface of the wedge block 35 through the moving wheel 40, so that the clamping plate 42 clamps the fiber tube. After clamping, the spring will also be in a compressed state. When placing the fiber tube, it is necessary to pass the two ends of the fiber tube between each pair of limit rods 53, and then start the cylinder 5. Under the drive of the cylinder 5, the two ends of the fiber tube are bent back and forth until the fiber tube is broken, and the test results are recorded at the same time.

[0018] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Obviously, those skilled in the art can make various changes and modifications to the utility model without departing from the spirit and scope of the utility model. Thus, if these modifications and variations of the utility model fall within the scope of the claims of the utility model and their equivalents, the utility model is also intended to include these modifications and variations.

Claims

1. A kink resistance test tool, characterized in that: It comprises a bottom plate (1), a vertical plate (2) is mounted on the bottom plate (1), and two pairs of folding guide holes (20) and a pair of clamping guide holes (21) are formed on the vertical plate (2); The kinking guide hole (20) and the clamping guide hole (21) are both arranged vertically; A pair of clamping plates (42) are provided on the front side of the vertical plate (2), and a guide penetrating rod (34) is provided at the root of the clamping plate (42), and the guide penetrating rod (34) is inserted into the clamping guide hole (21); A cylinder (5) is mounted on the upper end of the vertical plate (2), a movable plate (50) is mounted on the movable end of the cylinder (5), a pair of movable through rods (51) are mounted on the movable plate (50), the movable through rods (51) are inserted into the kinking guide holes (20), a movable outer plate (52) is mounted on the inner side end of the movable through rod (51), and at least a pair of limiting rods (53) are mounted on the movable outer plate (52).

2. The anti-kinking test tool according to claim 1, characterized in that: The edges of the clamping plate (42) are all provided with R angles.

3. The anti-kinking test tool according to claim 1, characterized in that: The limiting rod (53) has a circular structure.

4. The anti-kinking test tool according to claim 1, characterized in that: The other end of the guide through rod (34) located at the same height is provided with a movable inner plate (33), a movable block (32) is installed on the movable inner plate (33), a guide pin (30) is passed through the movable block (32), a middle block (3) is provided at the inner end of the guide pin (30), a spring (31) is sleeved on the inner end of the guide pin (30), the inner end of the spring (31) is provided on the middle block (3), the middle block (3) is installed on the vertical plate (2), and a screw rod (37) is rotatably provided at the outer end of the middle block (3), the screw rod The outer end of the movable block (32) is provided with a rotating cap (38), the screw rod (37) is provided with a movable plate (39), the movable plate (39) is provided with convex plates on both sides, the convex plates are penetrated with guide rods (41), the guide rods (41) are provided on the middle block (3), the upper and lower ends of the movable plate (39) are respectively provided with grooves, and a moving wheel (40) is rotatably provided in the groove, and the outer end of the movable block (32) is provided with a wedge block (35), the outer wall of the wedge block (35) is an inclined surface, and the outer periphery of the moving wheel (40) is tangent to the inclined surface.

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