Wire harness terminal test probe

Abstract

The utility model discloses a wire harness terminal test probe, which comprises a test jig, the upper end of an installation sliding block is fixedly connected with a clamp, the edge of the lower end of the inner wall of the clamp is fixedly connected with installation buckle blocks, a wire harness is installed between the installation buckle blocks, one end of the wire harness is electrically connected with a terminal, two sides of the upper end of the inner wall of the clamp are provided with first springs, and the first springs are fixedly connected with the clamp. And one end of the first spring is fixedly connected with a mounting clamping block. According to the wiring harness terminal test probe, the terminal can be clamped and fixed in a matched manner through the clamp, the mounting clamping block and the first spring, so that the test probe is driven by the electric push rod to stably and accurately probe, the detection is more accurate, the test probe can perform adaptive detection on terminals with different apertures through the second spring and the contact convex block, the effect is better, and the detection efficiency is improved. The test probe can be quickly disassembled and assembled through the splicing insertion block and the splicing insertion groove, the clamp can be slidably spliced through the installation sliding groove and the installation sliding block, the position can be adjusted in a sliding mode, and use is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of test probes, in particular to a wiring harness terminal test probe. Background Art

[0002] In the production of automotive wiring harnesses, sampling test of the assembled automotive wiring harnesses is an essential part. The test is generally to connect the wiring harness to the test fixture to form a loop, and display the relevant loop information in the matching display device. The test fixture is equipped with probes corresponding to the terminals of the wiring harness to be tested. The upper end of the probe contacts the terminal of the wiring harness, and the lower end is placed in the corresponding syringe of the test fixture.

[0003] The existing CN219590390U wiring harness test probe has excellent maneuverability, strong adjustable control performance and excellent stability. The test probe can be moved left and right according to usage requirements, which plays an intuitive and important role in the accuracy of subsequent wiring harness testing. However, there are shortcomings. The existing equipment has poor detection accuracy and poor effect in adapting to different terminals. Moreover, the components cannot be quickly disassembled and replaced, which is inconvenient to use. Therefore, a wiring harness terminal test probe is needed to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a wiring harness terminal test probe to solve the problems mentioned in the above background technology that the wiring harness test probe has poor detection accuracy, poor effect of adapting to different terminals, and the parts cannot be quickly disassembled and replaced, making it inconvenient to use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a wiring harness terminal test probe, comprising a test fixture, a test probe is installed at the upper end of the front side of the test fixture, and a clamp is installed at the lower end of the inner wall of the test fixture, an electric push rod is plugged and installed at the upper end of the test fixture, and a connecting plate is installed at the output end of the electric push rod, a splicing plug-in block is fixedly connected to the front side of the connecting plate, and the splicing plug-in block is plugged and installed with a splicing slot, the splicing slot is opened at the rear side of the test probe, and a connecting wire is installed at the upper end of the test probe, one end edge of the connecting wire is fixedly connected to a threaded mounting block, and the connecting wire is fixedly connected to the threaded mounting block. The other end of the wire is electrically connected to the test fixture, and telescopic grooves are provided at the lower ends of both sides of the test probe, and a second spring is installed on the inner wall of the telescopic groove, and one end of the second spring is fixedly connected to a contact protrusion, and a mounting slide groove is provided at the lower end of the inner wall of the test fixture, and a mounting slide block is inserted and installed on the inner wall of the mounting slide groove, the upper end of the mounting slide block is fixedly connected to the fixture, and a mounting buckle block is fixedly connected to the lower edge of the inner wall of the fixture, a wiring harness is installed between the mounting buckle blocks, and one end of the wiring harness is electrically connected to a terminal, and a first spring is installed on both sides of the upper end of the inner wall of the fixture, and one end of the first spring is fixedly connected to a mounting clamp.

[0006] Preferably, the test probe is installed in a positioning and plug-in manner with the test fixture in the splicing slot through a splicing plug-in block, and the test probe is electrically installed in a spiral manner with the connecting wire through a threaded mounting block.

[0007] Preferably, the test probe and the fixture are distributed in matching vertical positions, and the test probe and the fixture are distributed in three groups of parallel positions on the test fixture, and the test probe is movably connected to the test fixture through an electric push rod.

[0008] Preferably, the fixture is installed in a plug-in manner with the test fixture in the installation slot by means of an installation slider, and both the installation slider and the installation slot are damping structures.

[0009] Preferably, the terminal is installed by clamping and positioning with the fixture on the first spring through an installation clamp block, and the wiring harness is installed by buckling with the fixture through an installation buckle block.

[0010] Preferably, the contact protrusion is a trapezoidal structure with arc-shaped edges, and the contact protrusion is elastically telescopically connected to the telescopic slot via a second spring.

[0011] Compared with the prior art, the beneficial effects of the utility model are: the wiring harness terminal test probe can match and clamp the terminal through the clamp, the mounting clamp and the first spring, so that the test probe can be driven by the electric push rod to stably and accurately probe, the detection is more accurate, and the test probe can adapt to the terminals of different apertures through the second spring and the contact protrusion for better detection, and the test probe can be quickly disassembled and assembled through the splicing plug-in block and the splicing slot, and the clamp can be slidably spliced ​​through the mounting groove and the mounting slide, and the position can be adjusted by sliding, which is more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a front view of a wiring harness terminal test probe of the utility model;

[0013] Figure 2 This is a cross-sectional view of a wiring harness terminal test probe of the utility model;

[0014] Figure 3 The utility model is a wiring harness terminal test probe Figure 2 Enlarged view of point A in the middle;

[0015] Figure 4 The utility model is a wiring harness terminal test probe Figure 2 Enlarged view of point B in the middle;

[0016] Figure 5 The utility model is a wiring harness terminal test probe Figure 2 Enlarged view of point C in the middle;

[0017] Figure 6The utility model is a wiring harness terminal test probe Figure 2 Enlarged view of point D in the middle;

[0018] Figure 7 The utility model is a wiring harness terminal test probe Figure 2 Enlarged view of point E in the middle.

[0019] In the figure: 1. test fixture, 2. test probe, 3. fixture, 4. connecting plate, 5. electric push rod, 6. terminal, 7. connecting wire, 8. threaded mounting block, 9. splicing plug-in block, 10. splicing slot, 11. mounting slide groove, 12. mounting slide block, 13. mounting clamp block, 14. first spring, 15. mounting buckle block, 16. wiring harness, 17. telescopic slot, 18. second spring, 19. contact bump. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-7 The utility model provides a technical solution: a wiring harness terminal test probe, including a test fixture 1, a test probe 2, a fixture 3, a connecting plate 4, an electric push rod 5, a terminal 6, a connecting wire 7, a threaded mounting block 8, a splicing plug-in block 9, a splicing slot 10, an installation slide 11, an installation slide block 12, an installation clamping block 13, a first spring 14, an installation buckle block 15, a wiring harness 16, a telescopic slot 17, a second spring 18 and a contact protrusion 19. The test probe 2 is installed at the upper end of the front side of the test fixture 1, and the fixture 3 is installed at the lower end of the inner wall of the test fixture 1. The test probe 2 is installed in a positioning and plug-in manner with the test fixture 1 in the splicing slot 10 through the splicing plug-in block 9, and the test probe 2 is spirally electrically installed with the connecting wire 7 through the threaded mounting block 8, so that the test probe 2 is convenient for rapid and stable disassembly and assembly, and is convenient for independent replacement and use.

[0022] The test probe 2 and the fixture 3 are distributed in matching vertical positions, and the test probe 2 and the fixture 3 are distributed in three groups of parallel positions on the test fixture 1. The test probe 2 is connected to the test fixture 1 by an electric push rod 5 for lifting and lowering, so that the test probe 2 and the fixture 3 can perform three groups of work and can perform stable and accurate detection with better effect.

[0023] The fixture 3 is installed in a plug-in manner with the test fixture 1 in the installation slot 11 through the installation slider 12, and the installation slider 12 and the installation slot 11 are both damping structures, so that the fixture 3 is convenient for plugging and disassembling, and convenient for sliding adjustment. The upper end of the test fixture 1 is plugged and installed with an electric push rod 5, and the output end of the electric push rod 5 is installed with a connecting plate 4. The front side of the connecting plate 4 is fixedly connected with a splicing plug block 9, and the splicing plug block 9 is plugged and installed with a splicing slot 10. The splicing slot 10 is opened at the rear side of the test probe 2, and the upper end of the test probe 2 is installed with a connecting Wire 7, one end edge of the connecting wire 7 is fixedly connected with a threaded mounting block 8, and the other end of the connecting wire 7 is electrically connected to the test fixture 1, telescopic grooves 17 are provided at the lower ends of both sides of the test probe 2, and a second spring 18 is installed on the inner wall of the telescopic groove 17, one end of the second spring 18 is fixedly connected with a contact protrusion 19, the contact protrusion 19 is a trapezoidal structure with an arc-shaped edge, and the contact protrusion 19 is elastically telescopically connected to the telescopic groove 17 through the second spring 18, so that the contact protrusion 19 can be conveniently elastically adjusted to adjust the width, and the adaptation effect is better.

[0024] An installation slot 11 is provided at the lower end of the inner wall of the test fixture 1, and an installation slide block 12 is inserted and installed on the inner wall of the installation slot 11, the upper end of the installation slide block 12 is fixedly connected to the fixture 3, and a mounting buckle block 15 is fixedly connected to the lower edge of the inner wall of the fixture 3, a wiring harness 16 is installed between the mounting buckle blocks 15, and one end of the wiring harness 16 is electrically connected to the terminal 6, the terminal 6 is clamped and positioned on the first spring 14 through the mounting clamp block 13, and the wiring harness 16 is buckled and installed with the fixture 3 through the mounting buckle block 15, so that the terminal 6 and the wiring harness 16 can be buckled and clamped, and the detection is more stable, the first springs 14 are installed on both sides of the upper end of the inner wall of the fixture 3, and one end of the first spring 14 is fixedly connected to the mounting clamp block 13.

[0025] Working principle: When using the wiring harness terminal test probe, first connect the device to the power supply, then clamp and fix the terminal 6 to be tested by installing the clamp block 13 and the first spring 14, and install the wiring harness 16 by installing the buckle block 15, then drive the test probe 2 to descend by the electric push rod 5 to perform electrical testing. When testing terminals 6 with different apertures, the width is adapted by the extension and contraction of the second spring 18 and the contact protrusion 19. When the test probe 2 needs to be replaced, it can be screwed off by the threaded mounting block 8, and quickly disassembled and assembled by the splicing plug block 9 and the splicing slot 10. When the position of the fixture 3 needs to be adjusted, the sliding position can be adjusted by installing the slide groove 11 and the mounting slide block 12 for adaptation. This is the use process of the wiring harness terminal test probe.

[0026] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A wiring harness terminal test probe, comprising a test fixture (1), a test probe (2) being mounted on the upper front end of the test fixture (1), and a clamp (3) being mounted on the lower inner wall of the test fixture (1), characterized in that: The upper end of the test fixture (1) is plugged with an electric push rod (5), and the output end of the electric push rod (5) is installed with a connecting plate (4), the front side of the connecting plate (4) is fixedly connected with a splicing plug block (9), and the splicing plug block (9) is plugged with a splicing slot (10), the splicing slot (10) is opened at the rear side of the test probe (2), and a connecting wire (7) is installed at the upper end of the test probe (2), one end edge of the connecting wire (7) is fixedly connected with a threaded mounting block (8), and the other end of the connecting wire (7) is electrically connected to the test fixture (1), and telescopic grooves (17) are opened at the lower ends of both sides of the test probe (2), and the inner wall of the telescopic groove (17) is installed with a second A spring (18), one end of the second spring (18) is fixedly connected to a contact protrusion (19), the lower end of the inner wall of the test fixture (1) is provided with a mounting groove (11), and the inner wall of the mounting groove (11) is plugged with a mounting slide block (12), the upper end of the mounting slide block (12) is fixedly connected to the fixture (3), and the lower edge of the inner wall of the fixture (3) is fixedly connected to a mounting buckle block (15), a wiring harness (16) is installed between the mounting buckle blocks (15), and one end of the wiring harness (16) is electrically connected to a terminal (6), and first springs (14) are installed on both sides of the upper end of the inner wall of the fixture (3), and one end of the first spring (14) is fixedly connected to the mounting clamp block (13).

2. A wiring harness terminal test probe according to claim 1, characterized in that: The test probe (2) is installed in a positioning and plug-in manner with the test fixture (1) in a splicing slot (10) via a splicing plug block (9), and the test probe (2) is electrically installed in a spiral manner with the connecting wire (7) via a threaded mounting block (8).

3. A wiring harness terminal test probe according to claim 2, characterized in that: The test probe (2) and the fixture (3) are distributed in matching vertical positions, and the test probe (2) and the fixture (3) are distributed in three groups of parallel positions on the test fixture (1). The test probe (2) is connected to the test fixture (1) in a lifting and lowering manner via an electric push rod (5).

4. A wiring harness terminal test probe according to claim 3, characterized in that: The clamp (3) is installed in a plug-in manner with the test fixture (1) in the installation slot (11) via the installation slider (12), and both the installation slider (12) and the installation slot (11) are damping structures.

5. A wiring harness terminal test probe according to claim 4, characterized in that: The terminal (6) is mounted on the first spring (14) in a clamping and positioning manner with the clamp (3) through the mounting clamp block (13), and the wiring harness (16) is mounted in a buckling manner with the clamp (3) through the mounting buckle block (15).

6. A wiring harness terminal test probe according to claim 5, characterized in that: The contact protrusion (19) is a trapezoidal structure with an arc-shaped edge, and the contact protrusion (19) is elastically telescopically connected to the telescopic slot (17) via a second spring (18).

Images