Wire harness tension tester

Abstract

The utility model discloses a wire harness tension testing machine, and belongs to the technical field of wire harness tension. The device mainly comprises a test bench; the annular clamping plate is arranged at the upper end of the test bed, and a wire clamping groove is formed in the annular clamping plate; the mobile platform is arranged at the upper end of the test bed; the fixing mechanism is mounted at the upper end of the movable platform; the clamping piece is arranged on the upper end face of the annular clamping plate, the clamping piece is provided with a transverse plate fixed to the annular clamping plate, an extension plate is arranged below the transverse plate, first clamping plates are fixedly installed at one end of the transverse plate and one end of the extension plate, and second clamping plates are arranged on the opposite faces of the first clamping plates. According to the wire harness tension testing machine, when the wire harness with the terminal smaller than the diameter of the wire harness is touched, the wire harness can be clamped through the clamping piece, and the adaptability of the annular clamp is improved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of wire harness tension test, in particular to a wire harness tension testing machine. BACKGROUND

[0002] The wire harness is a wiring component connecting various electrical equipment in a circuit, which is composed of an insulating sheath, a wiring terminal, a wire and an insulating wrapping material, etc. Before the wire harness is put into use, in order to ensure that it can withstand a certain degree of tension, a wire harness tension testing machine needs to be used to test the tension of the wire harness.

[0003] According to the search, for example, the patent with the publication number CN221959872U specifically discloses a clamp for a wire harness tension testing machine. The clamp finds the corresponding wire clamping groove according to the size of the terminal of the wire harness, then inserts the wire harness, and finally clamps and fixes the wire harness through a bidirectional screw rod.

[0004] However, there are various types of wire harnesses, and the terminals of some wire harnesses are usually smaller than the diameter of the wire harness, which makes it impossible for the wire clamping groove to clamp such wire harnesses, resulting in a decrease in the adaptability of the ring-shaped clamp. The ring-shaped clamp needs to be disassembled and replaced, which affects the efficiency of the wire harness test. Therefore, it is necessary to provide a wire harness tension testing machine to solve the above problems.

[0005] It should be noted that the above information disclosed in the background section of the present application is only used to understand the background technology of the concept of the present application, and therefore, it can contain information that does not constitute prior art. SUMMARY

[0006] Based on the above problems existing in the prior art, the present application aims to provide a wire harness tension testing machine, which can clamp the wire harness with terminals smaller than the diameter of the wire harness through the clamping piece, thereby improving the adaptability of the ring-shaped clamp.

[0007] The technical solution adopted by the present application to solve the technical problems is a wire harness tension testing machine, which comprises:

[0008] a test bench;

[0009] a ring-shaped clamping plate, which is arranged at the upper end of the test bench and is provided with a wire clamping groove;

[0010] a moving platform, which is arranged at the upper end of the test bench;

[0011] a fixing mechanism, which is installed at the upper end of the moving platform;

[0012] The clamping piece is arranged on the upper end surface of the annular clamping plate, and has a horizontal plate fixed on the annular clamping plate, and an extension plate arranged below the horizontal plate, and a first clamping plate fixedly installed at one end of the horizontal plate and the extension plate, and a second clamping plate arranged on the opposite surface of the first clamping plate.

[0013] Further, the other end of the extension plate is rotationally connected with an adjusting plate, one end of the adjusting plate is rotationally connected with the second clamping plate, and the other end of the adjusting plate is rotationally connected with a driving rod, and the other end of the driving rod is fixedly installed with a holding ring.

[0014] Further, a sliding sleeve is fixedly installed above the other end of the horizontal plate away from the first clamping plate, the driving rod is slidingly connected in the sliding sleeve, and a torsion rod is threadedly connected with the upper end of the sliding sleeve.

[0015] Further, the fixing mechanism has a fixing clamp fixedly installed on the upper end of the moving platform, the upper end of the moving platform is fixedly installed with a blocking frame arranged on one side of the fixing clamp, and a moving clamp is slidingly connected in the blocking frame and arranged opposite to the fixing clamp.

[0016] Further, a screw rod is threadedly connected with the other end of the blocking frame away from the moving clamp, the screw rod is rotationally connected with the moving clamp, and a handle is fixedly installed on the other end of the screw rod.

[0017] Further, a groove is formed on the opposite surface of the moving clamp and the fixing clamp.

[0018] The wire harness tension testing machine provided by the application has the advantages that when the terminal of the wire harness is smaller than the diameter of the wire harness, the clamping piece can clamp the wire harness, the adaptability of the annular clamping fixture is improved, the wire harness testing efficiency is improved, and the annular clamping fixture does not need to be replaced.

[0019] In addition to the objects, features, and advantages described above, the application has other objects, features, and advantages. The application will be further described below with reference to the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0020] The drawings constituting a part of the specification of the application are used to provide further understanding of the application, and the illustrative embodiments of the application and the description thereof are used to explain the application, and do not constitute improper limitation on the application. In the drawings:

[0021] Figure 1It is a whole schematic diagram of a wire harness tension tester in the application;

[0022] Figure 2 It is Figure 1 It is a separate schematic diagram of the annular clamp plate;

[0023] Figure 3 It is Figure 2 It is an enlarged schematic diagram of the A area;

[0024] In the drawings, various reference signs refer to:

[0025] 1, test bench; 11, control screen; 12, annular clamp plate; 13, wire clamping; 14, moving platform;

[0026] 2, fixing mechanism; 21, fixing clamp; 22, blocking frame; 23, moving clamp; 24, screw rod; 25, handle;

[0027] 3, clamping piece; 31, horizontal plate; 32, extension plate; 33, first clamp plate; 34, second clamp plate; 35, adjusting plate; 36, driving rod; 37, sliding sleeve; 38, holding ring; 39, torsion rod. DETAILED DESCRIPTION

[0028] It should be noted that the embodiments in the application and the features in the embodiments can be combined with each other without conflict. The technical solutions in the embodiments of the application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0029] In order to enable persons skilled in the art to better understand the schemes of the application, the technical solutions in the embodiments of the application will be described clearly and completely below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only a part of the embodiments of the application, not all the embodiments. Based on the embodiments in the application, all other embodiments obtained by persons skilled in the art without creative labor should belong to the protection scope of the application.

[0030] As Figures 1-2 shown, the application provides a wire harness tension tester, which comprises a test bench 1, the upper end of the test bench 1 is provided with a control screen 11 on one side, the real-time data of tension is observed conveniently through the control screen 11, the upper end of the test bench 1 is rotatably connected with an annular clamp plate 12, a plurality of wire clamping grooves 13 are formed in the annular clamp plate 12, the sizes of the plurality of wire clamping grooves 13 are all inconsistent, so that the wire clamping grooves 13 are used to clamp wire harness terminals of different sizes.

[0031] Meanwhile, the upper end of the test bench 1 is provided with a moving platform 14, the upper end of the moving platform 14 is provided with a fixing mechanism 2 for fixing the wire harness, the moving platform 14 is used for adjusting the position of the fixing mechanism 2, in the application, the translational motion of the moving platform 14 can be driven by a motor-driven lead screw rail mechanism or by a gas cylinder, which is not specifically limited in the application;

[0032] The fixing mechanism 2 has a fixed clamp 21 fixedly installed on the upper end of the moving platform 14, and the upper end of the moving platform 14 is fixedly installed with a blocking frame 22, the blocking frame 22 is arranged on one side of the fixed clamp 21, the inside of the blocking frame 22 is slidably connected with a moving clamp 23, the moving clamp 23 is arranged opposite to the fixed clamp 21, in the application, the opposite surfaces of the moving clamp 23 and the fixed clamp 21 are provided with grooves, so as to increase the surface friction.

[0033] In order to facilitate the control of the movement of the moving clamp 23 in the blocking frame 22, the end of the blocking frame 22 away from the moving clamp 23 is threadedly connected with a screw rod 24, the screw rod 24 is rotationally connected to the moving clamp 23, and the other end of the screw rod 24 is fixedly installed with a handle 25, the screw rod 24 can be rotated by rotating the handle 25, so that the moving clamp 23 slides in the blocking frame 22.

[0034] As shown in Figure 3 In order to fix the terminal of the wire harness with small diameter, the upper end face of the annular clamping plate 12 is provided with a clamping piece 3, the clamping piece 3 has a horizontal plate 31 fixed to the annular clamping plate 12, the horizontal plate 31 is provided below with an extension plate 32, meanwhile, one end of the horizontal plate 31 and the extension plate 32 is fixedly installed with a first clamping plate 33, and the opposite surface of the first clamping plate 33 is provided with a second clamping plate 34;

[0035] In order to drive the second clamping plate 34, the other end of the extension plate 32 is rotationally connected with an adjusting plate 35, the adjusting plate 35 is arranged as a right angle, one end of the adjusting plate 35 is rotationally connected to the second clamping plate 34, and the other end of the adjusting plate 35 is rotationally connected with a driving rod 36, the other end of the driving rod 36 is fixedly installed with a holding ring 38, the driving rod 36 is conveniently controlled by the holding ring 38;

[0036] Meanwhile, the upper end of the horizontal plate 31 away from the first clamping plate 33 is fixedly installed with a sliding sleeve 37, the driving rod 36 is slidably connected in the inside of the sliding sleeve 37, the upper end of the sliding sleeve 37 is threadedly connected with a torsion rod 39, it can be understood that the lower end of the torsion rod 39 is provided with a threaded rod, the threaded rod can be topped on the surface of the driving rod 36 by rotating the torsion rod 39, so as to fix the driving rod 36.

[0037] In summary: when the terminal is less than the diameter of the wire harness, the ring-shaped clamping plate 12 is rotated to adjust the clamping member 3 to one side of the fixing mechanism 2, then the torsion rod 39 is loosened, the holding ring 38 pushes the driving rod 36 to the extension plate 32, which drives the adjusting plate 35 to rotate and moves the second clamping plate 34 away from the first clamping plate 33;

[0038] Then the terminal of the wire harness is placed between the first clamping plate 33 and the second clamping plate 34, the driving rod 36 is pulled to the cross plate 31, which drives the adjusting plate 35 to rotate and pushes the second clamping plate 34 to the first clamping plate 33, until the terminal of the wire harness is fixed, then the torsion rod 39 is tightened to fix the terminal of the wire harness;

[0039] Then the wire harness is placed between the fixed clamp 21 and the movable clamp 23, and is clamped, then the test is carried out through the moving platform 14, so that when the terminal is less than the diameter of the wire harness, the clamping member 3 can clamp the terminal, improve the adaptability of the ring-shaped clamp, and do not need to replace the ring-shaped clamp, improve the test efficiency of the wire harness.

[0040] The above only describes the preferred embodiments of the present application and is not intended to limit the present application. Those skilled in the art can make various changes and modifications to the present application. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A wire harness tension tester characterized by: Include: Test bench (1); Annular clamping plate (12), annular clamping plate (12) is arranged on the upper end of the test bench (1), the annular clamping plate (12) is provided with a wire slot (13); Mobile platform (14), the mobile platform (14) is arranged on the upper end of the test bench (1); Fixing mechanism (2), the fixing mechanism (2) is installed on the upper end of the mobile platform (14); Clamping piece (3), the clamping piece (3) is arranged on the upper end surface of the annular clamping plate (12), the clamping piece (3) has a horizontal plate (31) fixed on the annular clamping plate (12), the lower side of the horizontal plate (31) is provided with an extension plate (32), one end of the horizontal plate (31) and the extension plate (32) is fixedly installed with first clamping plate (33), the opposite side of the first clamping plate (33) is provided with second clamping plate (34).

2. A wire harness pull test machine according to claim 1, wherein: The other end of the extension plate (32) is rotatably connected with the adjusting plate (35), one end of the adjusting plate (35) is rotatably connected with the second clamping plate (34), the other end of the adjusting plate (35) is rotatably connected with the driving rod (36), the other end of the driving rod (36) is fixedly installed with the holding ring (38).

3. A wire harness pull test machine according to claim 2, wherein: The upper end of the horizontal plate (31) away from the first clamping plate (33) is fixedly installed with a sliding sleeve (37), the driving rod (36) is slidably connected in the sliding sleeve (37), the upper end of the sliding sleeve (37) is threadedly connected with a torsion bar (39).

4. A wire harness pull test machine according to claim 1, wherein: The fixing mechanism (2) has a fixed clamp (21) fixedly installed on the upper end of the mobile platform (14), the upper end of the mobile platform (14) is fixedly installed with a blocking frame (22), the blocking frame (22) is arranged on one side of the fixed clamp (21), the blocking frame (22) is slidably connected with a movable clamp (23) in the inside, the movable clamp (23) is arranged opposite to the fixed clamp (21).

5. A wire harness pull test machine according to claim 4, wherein: The end of the blocking frame (22) away from the movable clamp (23) is threadedly connected with a screw rod (24), the screw rod (24) is rotatably connected with the movable clamp (23), the other end of the screw rod (24) is fixedly installed with a handle (25).

6. A wire harness pull test machine according to claim 5, wherein: The opposite side of the movable clamp (23) and the fixed clamp (21) is provided with a groove.

Images