Automobile wire harness length and loop inspection device

Abstract

The utility model discloses an automobile wire harness length and loop inspection device, which comprises a shell, a connector root tolerance zone, a first conduction module, a second conduction module, a conduction terminal and a light source, the upper side of the shell is provided with the first conduction module and the second conduction module, the upper side of the first conduction module and the upper side of the second conduction module are provided with conduction terminals, and the conduction terminals are connected with the end part of a circuit in the automobile wire harness to be inspected; the connector root tolerance zone is arranged on the upper side of the shell, the square hollow hole is formed in the center of the connector root tolerance zone, the light source is arranged in the shell, and light beams emitted by the light source can penetrate through the square hollow hole. According to the invention, the length of the automobile wire harness is checked while the conduction test of the automobile wire harness is carried out, the circulation process of the production of the automobile wire harness is simplified, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile wiring harness detection, in particular to an automobile wiring harness length and loop detection device. Background Art

[0002] The automotive wiring harness is the main network of the automotive circuit. It refers to the contact terminal made of copper material, which is crimped with wires and cables, and then plastic-pressed with an insulator or an additional metal shell to form a component connecting the circuit.

[0003] According to the traditional processing technology and operation flow of automotive wiring harness products, employees need to assemble the wiring harness products first, place the assembled wiring harness connectors on the conductive tooling, and perform the wiring harness conductivity test. After the test is qualified, the product will be transferred to the next process, and then the finished product size will be checked. When checking the finished product, it is necessary to use a large eye lamp and a ruler to check the length between the two wire bifurcations at the root of the connector. This method makes the automotive wiring harness circulation process more cumbersome, wastes processing time, and redundant employee work, resulting in high production labor costs and low efficiency. Summary of the invention

[0004] The utility model provides a device for checking the length and loop of an automobile wiring harness, so as to overcome the above technical problems.

[0005] In order to achieve the above purpose, the technical solution of the utility model is:

[0006] An automobile wiring harness length and loop inspection device comprises a housing, a connector root tolerance zone, a first conduction module, a second conduction module, a conduction terminal and a light source;

[0007] The first conduction module and the second conduction module are provided on the upper side of the housing, and the upper sides of the first conduction module and the second conduction module are respectively provided with sheath grooves, and the conduction terminal is provided inside the sheath grooves, and the harness sheaths at both ends of the vehicle harness to be inspected are detachably provided in the sheath grooves, so that the two ends of the circuit in the vehicle harness to be inspected are respectively electrically connected to the conduction terminal;

[0008] The connector root tolerance zone is provided on the upper side of the shell, and the connector root tolerance zone corresponds to the two connector root wire bifurcations of the standard automobile wiring harness to be inspected. The square hollow hole is provided at the center of the connector root tolerance zone, and the light source is provided inside the shell, and the light beam emitted by the light source can pass through the square hollow hole.

[0009] Furthermore, it also includes a length check diagram, which is arranged between the first conduction module and the second conduction module, and the length of the length check diagram is the same as the length of a standard automobile wiring harness.

[0010] Furthermore, it also includes a slide, which is arranged on the lower side of the second conduction module, and the second conduction module can slide along the slide along the length direction of the automobile wiring harness to be inspected.

[0011] Furthermore, it also includes a total length tolerance zone, and the total length tolerance zone is arranged at one end of the length inspection diagram close to the second conduction module.

[0012] Furthermore, the detection error range of the connector root tolerance zone and the total length tolerance zone is ±5 mm.

[0013] Beneficial effects: The automobile wiring harness length and loop inspection device disclosed by the utility model fixes the two ends of the automobile wiring harness to be inspected into the sheath grooves of the first conduction module and the second conduction module respectively, so that the two ends of the circuit in the automobile wiring harness to be inspected are electrically connected to the conduction terminals respectively, and checks whether the circuit loop is conductive through an external electric tester. At the same time, the staff uses the light beam emitted by the light source to check whether the wire bifurcation at the root of the automobile wiring harness connector falls into the square hollow hole, and judges whether the length dimension between the wire bifurcation at the root of the two connectors of the automobile wiring harness meets the requirements. The length dimension of the automobile wiring harness is checked while the automobile wiring harness conduction test is performed, which simplifies the circulation process of automobile wiring harness production, avoids redundant work of employees, reduces waste of processing time, and improves production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a structural schematic diagram of a vehicle wiring harness length and loop inspection device disclosed in an embodiment of the utility model;

[0016] In the figure: 1. Shell; 2. Square hollow hole; 3. Connector root tolerance zone; 4. First conduction module; 5. Second conduction module; 6. Conduction terminal; 7. Slide; 8. Length inspection diagram; 9. Light source; 10. Total length tolerance zone; 11. Sheath groove. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of 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.

[0018] Example 1

[0019] This embodiment provides a vehicle harness length and loop inspection device, such as Figure 1 As shown, it includes a housing 1, a connector root tolerance zone 3, a first conduction module 4, a second conduction module 5, a conduction terminal 6 and a light source 9;

[0020] The housing 1 is provided with the first conduction module 4 and the second conduction module 5 on the upper side, and the first conduction module 4 and the second conduction module 5 are respectively provided with a sheath groove 11 on the upper side, and the conduction terminal 6 is arranged inside the sheath groove 11, and the harness sheaths at both ends of the vehicle harness to be inspected are detachably arranged in the sheath groove 11, so that the two ends of the circuit in the vehicle harness to be inspected are respectively electrically connected to the conduction terminal 6;

[0021] The connector root tolerance zone 3 is provided on the upper side of the shell 1, and the connector root tolerance zone 3 corresponds to the two connector root wire bifurcations of the standard automobile wiring harness to be inspected. The square hollow hole 2 is provided at the center of the connector root tolerance zone 3, and the light source 9 is provided inside the shell 1, and the light beam emitted by the light source 9 can pass through the square hollow hole 2.

[0022] In this embodiment, the harness sheaths at both ends of the automobile harness to be inspected are arranged in the sheath groove 11, and the two ends of the circuit in the automobile harness to be inspected are respectively electrically connected to the conduction terminal 6, and the circuit loop is checked by an external electric tester to see whether it is conductive. At the same time, the staff uses the light beam emitted by the light source to check whether the branching point of the wire at the root of the automobile harness connector falls into the square hollow hole, and judge whether the length dimension between the branching points of the wire at the root of the two connectors of the automobile harness meets the requirements. The length dimension of the automobile harness is checked while the automobile harness conduction test is being performed, which simplifies the circulation process of automobile harness production, avoids redundant work of employees, reduces the waste of processing time, and improves production efficiency. When the automobile harness inspection is completed, the harness sheaths at both ends of the automobile harness are taken out of the sheath groove 11 and replaced with a new automobile harness to be inspected.

[0023] In a specific embodiment, a length check diagram 8 is also included. The length check diagram 8 is arranged between the first conduction module 4 and the second conduction module 5. The length of the length check diagram 8 is the same as the length of a standard automobile wiring harness. The length check diagram 8 is convenient for providing a reference for length inspection of the automobile wiring harness.

[0024] In a specific embodiment, it also includes a slide 7, which is arranged on the lower side of the second conduction module 5. The second conduction module 5 can slide along the slide 7 along the length direction of the automobile wiring harness to be inspected, ensuring that the automobile wiring harness to be inspected is in a straightened state during inspection.

[0025] In a specific embodiment, it also includes a total length tolerance zone 10, and the total length tolerance zone 10 is arranged at one end of the length inspection diagram 8 close to the second conduction module 5. This embodiment can also check the total length of the automobile wiring harness to be inspected. One end of the automobile wiring harness is fixedly arranged at the first conduction module 4, and the other end of the automobile wiring harness is fixedly arranged at the second conduction module 5. The automobile wiring harness to be inspected is kept in a straightened state, and it is checked whether the end of the automobile wiring harness to be inspected close to the second conduction module 5 falls within the total length tolerance zone 10, so as to determine whether the total length of the automobile wiring harness to be inspected meets the requirements.

[0026] In a specific embodiment, the detection error range of the connector root tolerance zone 3 and the total length tolerance zone 10 is ±5 mm.

[0027] Example 2

[0028] This embodiment provides a method for using a vehicle wiring harness length and loop inspection device, comprising the following steps:

[0029] Step 1: Turn on the light source 9 so that the light beam it emits can pass through the square hollow hole 2;

[0030] Step 2: placing the harness sheaths at both ends of the automotive harness to be inspected in the sheath grooves 11 on the first conduction module 4 and the second conduction module 5, respectively, so that both ends of the circuit in the automotive harness to be inspected are electrically connected to the conduction terminals 6, respectively;

[0031] Step 3: Use an external electric tester to detect the conduction of each circuit inside the automotive wiring harness to be checked;

[0032] Step 4: Keep the first conduction module 4 stationary, and slide the second conduction module 5 along the slideway 7 to ensure that the automobile wiring harness to be inspected is in a straightened state;

[0033] Step 5: Check the size of the automobile wiring harness to be checked against the length check diagram 8. If the end of the automobile wiring harness to be checked falls within the total length tolerance zone 10, and the two connector root wire bifurcations on the automobile wiring harness to be checked fall within the connector root tolerance zone 3, the length size of the wiring harness is qualified, otherwise, the length size of the wiring harness is unqualified;

[0034] Step 6: After the inspection of the automobile wiring harness is completed, remove the wiring harness sheaths at both ends of the automobile wiring harness from the sheath grooves respectively, and replace them with new automobile wiring harnesses to be inspected.

[0035] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A device for checking the length and loop of a vehicle wiring harness, characterized in that: It comprises a housing (1), a connector root tolerance zone (3), a first conduction module (4), a second conduction module (5), a conduction terminal (6) and a light source (9); The housing (1) is provided with the first conduction module (4) and the second conduction module (5) on the upper side, and the first conduction module (4) and the second conduction module (5) are respectively provided with a sheath groove (11) on the upper side, and the conduction terminal (6) is arranged inside the sheath groove (11), and the harness sheaths at both ends of the vehicle harness to be inspected are detachably arranged in the sheath groove (11), so that the two ends of the circuit in the vehicle harness to be inspected are respectively electrically connected to the conduction terminal (6); The connector root tolerance zone (3) is provided on the upper side of the housing (1), the connector root tolerance zone (3) corresponds to two connector root wire bifurcations of the standard automotive wiring harness to be inspected, a square hollow hole (2) is provided at the center of the connector root tolerance zone (3), the light source (9) is provided inside the housing (1), and the light beam emitted by the light source (9) can pass through the square hollow hole (2).

2. The vehicle wiring harness length and loop inspection device according to claim 1, characterized in that: It also comprises a length check diagram (8), which is arranged between the first conduction module (4) and the second conduction module (5), and the length of the length check diagram (8) is the same as the length of a standard automobile wiring harness.

3. The vehicle wiring harness length and loop inspection device according to claim 1, characterized in that: It also comprises a slideway (7), wherein the slideway (7) is arranged on the lower side of the second conduction module (5), and the second conduction module (5) can slide along the slideway (7) along the length direction of the automobile wiring harness to be inspected.

4. The vehicle wiring harness length and loop inspection device according to claim 2, characterized in that: It also includes a total length tolerance zone (10), wherein the total length tolerance zone (10) is arranged at one end of the length inspection diagram (8) close to the second conduction module (5).

5. The vehicle wiring harness length and loop inspection device according to claim 4, characterized in that: The detection error range of the connector root tolerance zone (3) and the total length tolerance zone (10) is ±5 mm.

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