Safety air bag electronic wire harness quality inspection device

Abstract

The utility model discloses a safety air bag electronic wire harness quality inspection device, which belongs to the safety air bag electronic wire harness quality inspection field and comprises a bottom plate, a detection machine fixedly mounted on the right side of the upper end of the bottom plate, a mounting plate fixedly mounted on the left side of the upper end of the bottom plate, and a circuit board fixedly embedded in the mounting plate. The left side of the mounting plate is fixedly provided with a safety air bag, the right side of the mounting plate and the left side of the detection machine are both provided with interfaces, the middle part of the upper end of the bottom plate is provided with a limiting sliding groove, and two sides in the limiting sliding groove are both fixedly embedded with bearings. The two ends of the electronic wire harness are clamped and fixed, then the double-thread screw rotates to drive the two clamping assemblies to synchronously move outwards, plugs on the two sides of the electronic wire harness are directly inserted into the interfaces for detection, and the quality inspection speed and the quality inspection efficiency of the safety airbag electronic wire harness can be improved through the arrangement of the structure.

Description

Technical Field

[0001] The utility model relates to the field of quality inspection of electronic wire harnesses of safety airbags, and more specifically, to a quality inspection device for electronic wire harnesses of safety airbags. Background Art

[0002] The airbag electronic wiring harness of a car mainly connects the vehicle's host and airbag. The communication status of the bus needs to be inspected before installation. The purpose of the inspection is to detect whether the bus functions normally.

[0003] China Patent Authorization Announcement No.: CN216816847U, provides a wire harness assembly tester for wire harness production. This patent maintains the expansion of the wire harness assembly through the relative movement of the main frame and the auxiliary frame, and then docks the accessory units one by one to complete the quality inspection of the wire harness assembly, reducing the possibility of missed inspections, and after the wire harness assembly is expanded, the surface of the wire harness assembly can be quality inspected. The structure of this device is relatively simple and the cost is relatively low, which is suitable for popularization and use.

[0004] In the existing technology, airbag electronic wiring harnesses need to be quality inspected before leaving the factory. The airbag electronic wiring harnesses need to be manually connected to the detection machine and powered on for simulated use to complete the quality inspection. The interface area between the plug of the electronic wiring harness and the detection machine is small, which makes the plug easy to misalign, thereby reducing the detection efficiency of the electronic wiring harness. Utility Model Content

[0005] 1. Technical problems to be solved

[0006] In view of the problems existing in the prior art, the purpose of the utility model is to provide a quality inspection device for airbag electronic wiring harnesses, which can achieve the goal of clamping and fixing the two ends of the electronic wiring harness by setting two translatably movable clamping assemblies before the detection machine and the mounting plate, and then the double-thread screw rotates to drive the two clamping assemblies to move outward synchronously, and the plugs on both sides of the electronic wiring harness are directly inserted into the interface for detection. The setting of this structure can speed up the quality inspection speed and efficiency of the airbag electronic wiring harness.

[0007] 2. Technical solution

[0008] To solve the above problems, the utility model adopts the following technical solutions.

[0009] A quality inspection device for electronic wiring harnesses of safety airbags comprises a base plate, a detection machine is fixedly mounted on the right side of the upper end of the base plate, a mounting plate is fixedly mounted on the left side of the upper end of the base plate, a circuit board is fixedly embedded inside the mounting plate, an airbag is fixedly mounted on the left side of the mounting plate, interfaces are provided on the right side of the mounting plate and the left side of the detection machine, a limiting slide groove is provided in the middle of the upper end of the base plate, bearings are fixedly embedded on both sides of the limiting slide groove, a double-thread screw is fixedly mounted inside the bearing, and a clamping assembly is threadedly mounted on the outer side of the double-thread screw.

[0010] Furthermore, a servo motor is fixedly embedded in the right side of the base plate, and the servo motor is located on the right side of the double-thread screw. The output shaft of the servo motor is fixedly connected to the double-thread screw. The two clamping components each include a ring and a support rod. A screw hole is provided at the lower end of the support rod, and the screw hole is adapted to the shape of the double-thread screw. The support rod is threadedly connected to the double-thread screw through the screw hole. The support rod is movably clamped in a limiting slide groove, and the widths of the support rod and the limiting slide groove are adapted.

[0011] Furthermore, a fixing rod is fixedly installed in the middle of the inner side of the detection machine and the mounting plate, and the two rings are movably sleeved on the outer side of the fixing rod, and the inner diameter of the ring is matched with the outer diameter of the fixing rod.

[0012] Furthermore, the two clamping components also include a limit seat, which is installed on the upper end of the ring by a fixed connection method, and a limit groove is arranged on the upper end of the limit seat, a fixed plate is fixedly installed in the middle part of the limit groove, an electromagnet is fixedly embedded in the fixed plate, mounting seats are fixedly installed on both sides of the upper end of the limit seat, arc-shaped clamping plates are rotatably installed on the front and rear ends of the inner sides of the mounting seats, a connecting plate is fixedly installed on the lower end of the arc-shaped clamping plate, the connecting plate is located at the front and rear ends of the fixing plate, a magnetic block is fixedly embedded in the connecting plate, and the magnetic block is magnetically connected to the electromagnet.

[0013] Furthermore, an electronic wiring harness is clamped and fixed inside the plurality of arc-shaped clamping plates, and plugs are fixedly installed on both sides of the electronic wiring harness.

[0014] 3. Beneficial effects

[0015] Compared with the prior art, the advantages of the present invention are:

[0016] (1) This solution can be achieved by setting two translatable clamping assemblies between the detection machine and the mounting plate to clamp and fix the two ends of the electronic wiring harness. Then, the double-thread screw rotates to drive the two clamping assemblies to move outward synchronously, and the plugs on both sides of the electronic wiring harness are directly inserted into the interface for detection. The setting of this structure can speed up the quality inspection speed and efficiency of the airbag electronic wiring harness.

[0017] (2) In the default state, the electromagnet is energized to attract the magnetic blocks at its front and rear ends, so that the connecting piece fits the fixing plate, and the arc-shaped clamping plate at the upper end of the connecting piece is in an open state; the electronic wiring harness is placed on the inner side of the arc-shaped clamping plate, and the current direction of the electromagnet is changed so that the electromagnet and the magnetic block repel each other, and the arc-shaped clamping plate is controlled to move inward to clamp and fix the electronic wiring harness.

[0018] (3) Both sides of the electronic wiring harness are clamped into the inner side of the arc-shaped clamping plate for fixing. Then the double-thread screw rotates to drive the clamping assembly to move outward and drive the plugs on both sides of the electronic wiring harness to be directly inserted into the interface for quality inspection. After the quality inspection is completed, the double-thread screw rotates in the opposite direction to control the plugs on both sides to move inward at the same time, and the plugs are automatically removed from the interface. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the quality inspection device in the utility model;

[0020] Figure 2 It is a schematic diagram of the detection state structure of the electronic wire harness in the utility model;

[0021] Figure 3 It is a schematic diagram of the structure of the electronic wiring harness in the utility model;

[0022] Figure 4 It is a structural schematic diagram of the clamping assembly in the utility model;

[0023] Figure 5 It is a schematic diagram of the connection state structure of the arc-shaped clamping plate in the utility model.

[0024] Description of the numbers in the figure:

[0025] 1. Bottom plate; 11. Limiting slide groove; 2. Mounting plate; 3. Airbag; 4. Detector; 5. Interface; 6. Fixing rod; 7. Clamping assembly; 71. Ring; 72. Support rod; 721. Screw hole; 73. Limiting seat; 731. Limiting groove; 732. Fixing plate; 733. Electromagnet; 734. Mounting seat; 74. Arc clamping plate; 741. Connecting piece; 742. Magnetic block; 8. Double-thread screw; 9. Electronic wiring harness; 91. Plug. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model; it is obvious that the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments of the utility model without making creative work are within the scope of protection of the utility model.

[0027] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0028] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0029] Embodiment 1:

[0030] See also Figure 1-2 A quality inspection device for electronic harness of safety airbag includes a bottom plate 1, a detector 4 is fixedly installed on the right side of the upper end of the bottom plate 1, a mounting plate 2 is fixedly installed on the left side of the upper end of the bottom plate 1, a circuit board is fixedly embedded inside the mounting plate 2, a safety airbag 3 is fixedly installed on the left side of the mounting plate 2, an interface 5 is provided on the right side of the mounting plate 2 and the left side of the detector 4, a limited position slide 11 is provided in the middle of the upper end of the bottom plate 1, bearings are fixedly embedded on both sides of the limited position slide 11, a double-thread screw 8 is fixedly installed inside the bearing, and a clamping assembly 7 is threadedly installed on the outer side of the double-thread screw 8. The electronic harness 9 is installed on the upper end of the clamping assembly 7 by clamping and fixing, and the electronic harness 9 is limited and installed by the clamping assembly 7, and the electronic harness 9 is assisted in quality inspection.

[0031] See also Figure 1-2 and Figure 4 A servo motor is fixedly embedded in the right side of the base plate 1, and the servo motor is located on the right side of the double-thread screw 8. The output shaft of the servo motor is fixedly connected to the double-thread screw 8. The two clamping components 7 include a collar 71 and a support rod 72. A screw hole 721 is provided at the lower end of the support rod 72. The screw hole 721 is adapted to the shape of the double-thread screw 8. The support rod 72 is threadedly connected to the double-thread screw 8 through the screw hole 721. The support rod 72 is movably clamped in the limiting slide groove 11. The width of the support rod 72 and the limiting slide groove 11 are adapted. When in use, starting the servo motor can drive the double-thread screw 8 to rotate, thereby driving the two support rods 72 to slide synchronously inward and outward in the limiting slide groove 11.

[0032] A fixing rod 6 is fixedly installed in the middle of the inner side of the detection machine 4 and the mounting plate 2, and two rings 71 are movably mounted on the outer side of the fixing rod 6, and the inner diameter of the ring 71 is adapted to the outer diameter of the fixing rod 6. When in use, the stability of the clamping assembly 7 can be improved by mounting the ring 71 on the outer side of the fixing rod 6.

[0033] See also Figure 4-5 The two clamping components 7 also include a limit seat 73, which is fixedly connected to the upper end of the collar 71. A limit groove 731 is arranged on the upper end of the limit seat 73. A fixing plate 732 is fixedly installed in the middle of the limit groove 731. An electromagnet 733 is fixedly embedded in the fixing plate 732. Mounting seats 734 are fixedly installed on both sides of the upper end of the limit seat 73. The front and rear ends of the inner sides of the mounting seats 734 are rotatably installed with arc-shaped clamping plates 74. A connecting piece 741 is fixedly installed at the lower end of the arc-shaped clamping plate 74. The connecting piece 741 is located at the front and rear ends of the fixing plate 732. A magnetic block 742 is fixedly embedded inside the connecting piece 741, and the magnetic block 742 is magnetically connected to the electromagnet 733. When in use, in the default state, the electromagnet 733 is energized and magnetically attracted to the magnetic blocks 742 at its front and rear ends, so that the connecting piece 741 fits with the fixed plate 732, and the arc-shaped clamping plate 74 at the upper end of the connecting piece 741 is in an open state; the electronic wiring harness 9 is placed on the inner side of the arc-shaped clamping plate 74, and the current direction of the electromagnet 733 is changed, so that the electromagnet 733 and the magnetic block 742 repel each other magnetically, and the arc-shaped clamping plate 74 is controlled to move inward to clamp and fix the electronic wiring harness 9.

[0034] See also Figure 3 , multiple arc-shaped clamps 74 clamp and fix the electronic wiring harness 9 on the inner side, and plugs 91 are fixedly installed on both sides of the electronic wiring harness 9. When in use, both sides of the electronic wiring harness 9 are clamped into the inner side of the arc-shaped clamp 74 for fixation, and then the double-thread screw 8 rotates to drive the clamping assembly 7 to translate outward, and drive the plugs 91 on both sides of the electronic wiring harness 9 to be directly inserted into the interface 5 for quality inspection. After the quality inspection is completed, the double-thread screw 8 rotates in the opposite direction to control the plugs 91 on both sides to move inward at the same time, and the plugs 91 are automatically removed from the interface 5.

[0035] The working principle of the utility model is: first, connect the device to the power supply, clamp both sides of the electronic harness 9 into the inner side of the arc clamping plate 74, change the current direction of the electromagnet 733, so that the electromagnet 733 and the magnetic block 742 repel each other magnetically, and then control the arc clamping plate 74 to move inward to clamp and fix the electronic harness 9. Start the servo motor, which can drive the double-thread screw 8 to rotate, and then drive the two clamping components 7 to move outward at the same time, and drive the plugs 91 on both sides of the electronic harness 9 to be directly inserted into the interface 5 for quality inspection. After the quality inspection is completed, the servo motor can drive the double-thread screw 8 to rotate in the opposite direction, control the plugs 91 on both sides to move inward at the same time, and automatically remove the plugs 91 from the interface 5, so as to facilitate the disassembly of the electronic harness 9.

[0036] The above is only a preferred specific implementation of the utility model; however, the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solution and improved ideas of the utility model within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model.

Claims

1. A safety airbag electronic wiring harness quality inspection device, comprising a base plate (1), characterized in that: A detection machine (4) is fixedly mounted on the right side of the upper end of the base plate (1), a mounting plate (2) is fixedly mounted on the left side of the upper end of the base plate (1), a circuit board is fixedly embedded inside the mounting plate (2), a safety airbag (3) is fixedly mounted on the left side of the mounting plate (2), interfaces (5) are provided on the right side of the mounting plate (2) and on the left side of the detection machine (4), a limiting slide groove (11) is provided in the middle of the upper end of the base plate (1), bearings are fixedly embedded on both sides of the limiting slide groove (11), a double-thread screw (8) is fixedly mounted inside the bearing, and a clamping assembly (7) is threadedly mounted on the outer side of the double-thread screw (8).

2. The airbag electronic wire harness quality inspection device according to claim 1, characterized in that: A servo motor is fixedly embedded in the right side of the bottom plate (1), the servo motor is located on the right side of the double-thread screw (8), and the output shaft of the servo motor is fixedly connected to the double-thread screw (8).

3. The airbag electronic wire harness quality inspection device according to claim 1, characterized in that: The two clamping assemblies (7) each comprise a collar (71) and a support rod (72); a screw hole (721) is provided at the inner lower end of the support rod (72); the screw hole (721) is adapted to the shape of the double-thread screw (8); the support rod (72) is threadedly connected to the double-thread screw (8) via the screw hole (721); the support rod (72) is movably clamped in the limiting slide groove (11); and the widths of the support rod (72) and the limiting slide groove (11) are adapted to each other.

4. The airbag electronic wire harness quality inspection device according to claim 1, characterized in that: A fixing rod (6) is fixedly mounted on the middle part of the inner side of the detection machine (4) and the mounting plate (2).

5. The airbag electronic wire harness quality inspection device according to claim 3, characterized in that: The two sleeve rings (71) are both movably sleeved on the outside of the fixing rod (6), and the inner diameter of the sleeve ring (71) is matched with the outer diameter of the fixing rod (6).

6. The airbag electronic wire harness quality inspection device according to claim 3, characterized in that: The two clamping assemblies (7) further include a limit seat (73), the limit seat (73) being mounted on the upper end of the collar (71) by a fixed connection method, the limit seat (73) being provided with a limit groove (731) at the upper end, a fixed plate (732) being fixedly mounted in the middle of the limit groove (731), and an electromagnet (733) being fixedly embedded in the interior of the fixed plate (732).

7. The airbag electronic wire harness quality inspection device according to claim 6, characterized in that: Mounting seats (734) are fixedly installed on both sides of the upper ends of the two limit seats (73); arc-shaped clamping plates (74) are rotatably installed at the front and rear ends of the inner sides of the mounting seats (734); a connecting piece (741) is fixedly installed at the lower end of the arc-shaped clamping plate (74); the connecting piece (741) is located at the front and rear ends of the fixed plate (732); a magnetic block (742) is fixedly embedded inside the connecting piece (741); and the magnetic block (742) is magnetically connected to the electromagnet (733).

8. The airbag electronic wire harness quality inspection device according to claim 7, characterized in that: An electronic wiring harness (9) is clamped and fixed inside the plurality of arc-shaped clamping plates (74), and plugs (91) are fixedly mounted on both sides of the electronic wiring harness (9).

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