Automobile wire harness stretching detection device

Abstract

The utility model discloses an automobile wire harness stretching detection device which comprises a base, the top of the base is provided with a detection stretching mechanism, one end of the top of the base is provided with a first support through the detection stretching mechanism, the other end of the top of the base is provided with a second support through the detection stretching mechanism, and the upper end of the second support is of a U-shaped structure. A traction wheel is arranged at the upper end of the second support, a fixing frame is arranged at the top of the first support, a fixing table is arranged in the middle of the fixing frame, fixing mechanisms are arranged on the portions, on the two opposite sides of the top and the bottom of the fixing table, of the fixing frame, and clamping bases are arranged at the top and the bottom of the fixing table through the fixing mechanisms. According to the utility model, by arranging a series of structures, synchronous clamping and fixing operation of automobile wire harness stretching detection is realized, clamping self-locking and clamping and fixing are convenient and firm due to meshing of the worm gear and the worm, bidirectional traction stretching detection is carried out on the automobile wire harness clamped on the fixing frame through the traction wheel, and stretching detection is convenient and accurate.

Description

Technical Field

[0001] The utility model relates to the technical field of wire harness stretch detection, in particular to a wire harness stretch detection device for automobiles. Background Art

[0002] The automotive wiring harness is the main network of the automotive circuit. Without the wiring harness, there would be no automotive circuit. The wiring harness refers to the contact terminal (connector) made of copper material, which is crimped with the wires and cables, and then the insulator is plastic-pressed on the outside or a metal shell is added, etc., and the wiring harness is bundled to form a component connecting the circuit. The wiring harness industry chain includes wires and cables, connectors, processing equipment, wiring harness manufacturing and downstream application industries. The wiring harness is widely used and can be used in automobiles, household appliances, computers and communication equipment, various electronic instruments and meters, etc. The body wiring harness connects the entire body. In the production of automotive wiring harnesses, the performance of the wiring harness is tested by stretching.

[0003] At present, during the operation of automobile wiring harness stretching detection equipment, the two ends of the automobile are usually fixed horizontally, and then one end is pulled for stretching detection. The two ends of the automobile wiring harness are fixed separately, which is inconvenient to fix. In addition, it is necessary to ensure that the two ends of the wiring harness are fixed consistently. The tension detection is difficult to fix, which increases the difficulty of automobile wiring harness stretching detection and affects the accuracy of the detection. Utility Model Content

[0004] The utility model aims to provide a vehicle wiring harness stretch detection device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automobile wiring harness stretching detection device, comprising a base, a detection stretching mechanism is provided on the top of the base, a No. 1 bracket is provided at one end of the top of the base through the detection stretching mechanism, a No. 2 bracket is provided at the other end of the top of the base through the detection stretching mechanism, the upper end of the No. 2 bracket is arranged in a U-shaped structure, the upper end of the No. 2 bracket is provided with a traction wheel, a fixing frame is provided on the top of the No. 1 bracket, a fixing platform is provided in the middle of the fixing frame, fixing mechanisms are provided on the fixing frames on opposite sides of the top and bottom of the fixing platform, and clamping seats are provided on the top and bottom of the fixing platform through the fixing mechanism.

[0006] Preferably, the fixing mechanism includes a No. 2 guide rail groove, a No. 2 bidirectional screw and a No. 2 threaded sleeve. The top of the fixed platform and the bottom fixed frame are provided with No. 2 guide rail grooves on opposite sides. The interior of the No. 2 guide rail groove is provided with a No. 2 bidirectional screw. The No. 2 bidirectional screw passes through the fixed platform through a through hole. There are two No. 2 bidirectional screws. Two No. 2 threaded sleeves are threaded on the two No. 2 bidirectional screws. The two No. 2 threaded sleeves on the No. 2 bidirectional screw are symmetrically arranged with respect to the fixed platform. The opposite sides of the clamping seat are connected to the No. 2 threaded sleeves, and the tops of the two No. 2 bidirectional screws are connected to the driving mechanism.

[0007] Preferably, the driving mechanism includes a worm wheel, a worm, a connecting rod and a handwheel. The tops of the two No. 2 bidirectional screws pass through the fixed frame and are connected to the worm wheel. A worm is provided on one side of the worm wheel through an installation box. There are two worm wheels and two worms. The two worms are connected by a connecting rod, and one end of the worm is connected to the handwheel.

[0008] Preferably, the detection and stretching mechanism includes a No. 1 guide groove, a No. 1 bidirectional screw, a No. 1 threaded sleeve and a servo motor. A No. 1 guide groove is provided on the top of the base, a No. 1 bidirectional screw is provided inside the No. 1 guide groove, a No. 1 threaded sleeve is provided at the bottom of the No. 1 bracket and the No. 2 bracket, and two No. 1 threaded sleeves are provided. The two No. 1 threaded sleeves are symmetrically arranged on the No. 1 bidirectional screw, and one end of the No. 1 bidirectional screw is connected to the output end of the servo motor on the base through a coupling.

[0009] Preferably, the traction wheel is arranged in an I-shaped structure, and the top and bottom of the traction wheel are arranged at the same horizontal height as the top and bottom of the fixed platform.

[0010] Preferably, the traction wheel is composed of an end plate and a tension sensor, and the end plates are provided at two opposite ends of the tension sensor.

[0011] Preferably, two clamping seats are provided, and a clamping plate is provided on one side of the two clamping seats close to the fixing platform, and a plurality of protrusions are integrally provided on one side of the clamping plate close to the fixing platform.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The automobile wiring harness stretching detection device realizes the synchronous clamping and fixing operation of automobile wiring harness stretching detection through the traction wheel arranged on the No. 2 bracket, the fixing frame and the fixing platform arranged on the No. 1 bracket, the fixing mechanism arranged on the fixing frame, the No. 2 bidirectional screw, the No. 2 threaded sleeve cooperate with the clamping seat and the clamping plate, and the fixing is consistent, and the meshing of the worm wheel and the worm makes the clamping self-locking, and the clamping and fixing are convenient and firm.

[0014] 2. The automobile wiring harness stretching detection device realizes the movement of the No. 1 bracket and the No. 2 bracket on the base through the No. 1 bidirectional screw and the No. 1 threaded sleeve arranged on the base, so as to perform bidirectional traction and stretching detection on the automobile wiring harness clamped on the fixed frame through the traction wheel, and the stretching detection is convenient and accurate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a structural schematic diagram of the fixed platform in the utility model;

[0017] Figure 3It is a structural schematic diagram of the worm gear in the utility model;

[0018] Figure 4 It is a structural schematic diagram of the traction wheel in the utility model;

[0019] Figure 5 It is a structural schematic diagram of the clamping seat in the utility model.

[0020] In the figure: 1. base; 11. guide groove No. 1; 12. bidirectional screw No. 1; 13. threaded sleeve No. 1; 14. servo motor; 2. bracket No. 1; 21. bracket No. 2; 3. traction wheel; 4. fixed frame; 41. fixed table; 5. fixing mechanism; 51. guide groove No. 2; 52. bidirectional screw No. 2; 53. threaded sleeve No. 2; 54. worm gear; 55. worm; 56. connecting rod; 57. hand wheel; 6. clamp seat; 61. clamp plate. DETAILED DESCRIPTION

[0021] 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.

[0022] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" 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 orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on 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.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "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 an indirect connection 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 invention can be understood according to specific circumstances.

[0024] Example 1

[0025] like Figures 1 to 4As shown, the automobile wire harness stretching detection device of this embodiment includes a base 1, a detection stretching mechanism is provided on the top of the base 1, a No. 1 bracket 2 is provided at one end of the top of the base 1 through the detection stretching mechanism, and a No. 2 bracket 21 is provided at the other end of the top of the base 1 through the detection stretching mechanism. The upper end of the No. 2 bracket 21 is arranged in a U-shaped structure, and a traction wheel 3 is provided at the upper end of the No. 2 bracket 21. A fixing frame 4 is provided on the top of the No. 1 bracket 2, and a fixing platform 41 is provided in the middle of the fixing frame 4. Fixing mechanisms 5 are provided on the fixing frames 4 on opposite sides of the top and bottom of the fixing platform 41, and clamping seats 6 are provided on the top and bottom of the fixing platform 41 through the fixing mechanisms 5, so as to realize the synchronous clamping and fixing operation of the automobile wire harness stretching detection, and the clamping is self-locking, and the clamping and fixing are convenient and firm. The automobile wire harness clamped on the fixing frame 4 is subjected to bidirectional traction and stretching detection through the traction wheel 3, and the stretching detection is convenient and accurate.

[0026] Specifically, the fixing mechanism 5 includes a No. 2 guide groove 51, a No. 2 bidirectional screw 52 and a No. 2 threaded sleeve 53. The top of the fixing platform 41 and the two opposite sides of the bottom fixing frame 4 are provided with a No. 2 guide groove 51. The interior of the No. 2 guide groove 51 is provided with a No. 2 bidirectional screw 52. The No. 2 bidirectional screw 52 passes through the fixing platform 41 through a through hole. There are two No. 2 bidirectional screws 52. Two No. 2 threaded sleeves 53 are threaded on the two No. 2 bidirectional screws 52. The two No. 2 threaded sleeves 53 on the No. 2 bidirectional screws 52 are symmetrically arranged about the fixing platform 41. The opposite sides of the clamping seat 6 are connected with the No. 2 threaded sleeves 53. The tops of the two No. 2 bidirectional screws 52 are connected to the driving mechanism. The driving mechanism drives the two No. 2 bidirectional screws 52 to rotate, and the two No. 2 threaded sleeves 53 on the two No. 2 bidirectional screws 52 move closer to each other. The two clamping seats 6 on the fixing frame 4 are driven to move closer to each other through the No. 2 threaded sleeves 53. The two clamping seats 6 cooperate with the fixing platform 41 to synchronously clamp and fix the two ends of the automobile wiring harness.

[0027] Furthermore, the driving mechanism includes a worm wheel 54, a worm 55, a connecting rod 56 and a handwheel 57. The tops of the two No. 2 bidirectional screws 52 pass through the fixed frame 4 and are connected to the worm wheel 54. A worm 55 is provided on one side of the worm wheel 54 through a mounting box. Two worm wheels 55 are provided on each of the worm wheels 54 and the worm 55. The two worm wheels 55 are connected by a connecting rod 56. One end of the worm wheel 55 is connected to a handwheel 57. By rotating the handwheel 57, the handwheel 57 drives one of the worm wheels 55 to rotate, and drives the other worm wheel 55 to rotate through the connecting rod 56. The rotation of the two worm wheels 55 drives the two worm wheels 54 meshing therewith to rotate. The rotation of the two worm wheels 54 drives the two No. 2 bidirectional screws 52 in the No. 2 guide grooves 51 on the opposite sides of the fixed frame 4 to rotate.

[0028] Furthermore, the detection and stretching mechanism includes a No. 1 guide groove 11, a No. 1 bidirectional screw 12, a No. 1 threaded sleeve 13 and a servo motor 14. The top of the base 1 is provided with a No. 1 guide groove 11, and the interior of the No. 1 guide groove 11 is provided with a No. 1 bidirectional screw 12. The bottoms of the No. 1 bracket 2 and the No. 2 bracket 21 are both provided with a No. 1 threaded sleeve 13. There are two No. 1 threaded sleeves 13, and the two No. 1 threaded sleeves 13 are symmetrically arranged on the No. 1 bidirectional screw 12. One end of the No. 1 bidirectional screw 12 is connected to the output end of the servo motor 14 on the base 1 through a coupling. The servo motor 14 on the base 1 drives the No. 1 bidirectional screw 12 in the No. 1 guide groove 11 to rotate, and the two No. 1 threaded sleeves 13 symmetrically arranged on the No. 1 bidirectional screw 12 move away from each other, thereby realizing the movement of the No. 1 bracket 2 and the No. 2 bracket 21 on the base 1, thereby performing bidirectional traction and stretching detection on the automotive wiring harness clamped on the fixing frame 4 through the traction wheel 3.

[0029] Furthermore, the traction wheel 3 is arranged in an I-shaped structure, and the top and bottom of the traction wheel 3 are arranged at the same horizontal height as the top and bottom of the fixing platform 41, so that the automobile wiring harness clamped at the top and bottom of the fixing platform 41 forms a horizontal state between the traction wheel 3 for traction.

[0030] Furthermore, the traction wheel 3 is composed of an end plate and a tension sensor. The end plates are provided at the opposite ends of the tension sensor. The end plates are rotatably connected to the second bracket 21 through a connecting shaft. A control panel is provided on one side of the base 1. A display screen is provided on the control panel. The control panel is electrically connected to the tension sensor and the servo motor 14. The tension sensor adopts a TS series tension detector. The TS series tension detector is electrically connected to the DTR digital tension reader. The detected tension is fed back to the control panel through the DTR digital tension reader, and the traction stretching data detected by the tension sensor is displayed on the display screen.

[0031] The method of using this embodiment is as follows: the automobile wiring harness to be tested is passed around the traction wheel 3 of the No. 2 bracket 21, and the two ends of the automobile wiring harness pass through the fixing frame 4 from the top and bottom of the fixing platform 41, and the hand wheel 57 is turned. The hand wheel 57 drives one of the worms 55 to rotate, and drives the other worm 55 to rotate through the connecting rod 56. The two worms 55 rotate to drive the two worm wheels 54 meshing with them to rotate, and the rotation of the two worm wheels 54 drives the two No. 2 bidirectional screws 52 in the No. 2 guide grooves 51 on the opposite sides of the fixing frame 4 to rotate, and the two No. 2 threaded sleeves 53 on the two No. 2 bidirectional screws 52 move closer to each other, and the two clamping seats 6 on the fixing frame 4 are driven to move closer to each other through the No. 2 threaded sleeves 53, and the two clamping seats 6 are used to cooperate with the fixing platform 41 to synchronously clamp and fix the two ends of the automobile wiring harness, and due to the traction The top and bottom of the wheel 3 are arranged at the same horizontal height as the top and bottom of the fixed platform 41, so that the automobile wiring harness clamped on the top and bottom of the fixed platform 41 forms a horizontal state with the traction wheel 3 for traction and stretching. The servo motor 14 on the base 1 drives the No. 1 bidirectional screw 12 in the No. 1 guide groove 11 to rotate, and the two No. 1 threaded sleeves 13 symmetrically arranged on the No. 1 bidirectional screw 12 move away from each other, so that the No. 1 bracket 2 and the No. 2 bracket 21 are moved on the base 1, so that the automobile wiring harness clamped on the fixed frame 4 is subjected to bidirectional traction and stretching detection through the traction wheel 3, and the stretching detection is convenient and accurate. The fixing mechanism 5 is arranged on the fixed frame 4 to realize the synchronous clamping and fixing operation of the automobile wiring harness stretching detection, and the worm wheel 54 and the worm 55 are engaged to make the clamping self-locking, and the clamping and fixing are convenient and firm.

[0032] Example 2

[0033] The structure of the automobile wire harness stretch detection device of this embodiment is basically the same as that of the automobile wire harness stretch detection device of embodiment 1, except that: the clamp seat 6 is provided with two (see Figures 1 to 5 ), a clamping plate 61 is provided on one side of the two clamping seats 6 close to the fixing platform 41, and a plurality of protrusions are integrally provided on the side of the clamping plate 61 close to the fixing platform 41. The clamping plate 61 and the protrusions are both made of rubber material. The protrusions increase the friction of the wire harness clamping, and the elasticity of the rubber makes the clamping more compact and firm.

[0034] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein with equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An automobile wiring harness stretch detection device, comprising a base (1), characterized in that: The top of the base (1) is provided with a detection and stretching mechanism, one end of the top of the base (1) is provided with a first bracket (2) through the detection and stretching mechanism, the other end of the top of the base (1) is provided with a second bracket (21) through the detection and stretching mechanism, the upper end of the second bracket (21) is arranged in a U-shaped structure, the upper end of the second bracket (21) is provided with a traction wheel (3), the top of the first bracket (2) is provided with a fixing frame (4), the middle of the fixing frame (4) is provided with a fixing platform (41), the fixing frames (4) on opposite sides of the top and bottom of the fixing platform (41) are provided with fixing mechanisms (5), and the top and bottom of the fixing platform (41) are provided with clamping seats (6) through the fixing mechanisms (5); The fixing mechanism (5) comprises a No. 2 guide groove (51), a No. 2 bidirectional screw (52) and a No. 2 threaded sleeve (53). The top of the fixing platform (41) and the bottom fixing frame (4) are both provided with No. 2 guide grooves (51) on opposite sides. The interior of the No. 2 guide grooves (51) is provided with a No. 2 bidirectional screw (52). The No. 2 bidirectional screw (52) passes through the fixing platform (41) through a through hole. There are two No. 2 bidirectional screws (52). Two No. 2 threaded sleeves (53) are threadedly provided on the two No. 2 bidirectional screws (52). The two No. 2 threaded sleeves (53) on the No. 2 bidirectional screws (52) are symmetrically arranged with respect to the fixing platform (41). The opposite sides of the clamping seat (6) are both connected to the No. 2 threaded sleeves (53). The tops of the two No. 2 bidirectional screws (52) are connected to the driving mechanism. The driving mechanism comprises a worm wheel (54), a worm (55), a connecting rod (56) and a hand wheel (57); the tops of the two No. 2 bidirectional screws (52) penetrate the fixing frame (4) and are connected to the worm wheel (54); a worm (55) is provided on one side of the worm wheel (54) through a mounting box; two worm wheels (54) and two worm wheels (55) are provided, the two worm wheels (55) are connected by a connecting rod (56), and one end of the worm wheel (55) is connected to the hand wheel (57).

2. The automotive wiring harness stretch detection device according to claim 1, characterized in that: The detection and stretching mechanism comprises a No. 1 guide groove (11), a No. 1 bidirectional screw (12), a No. 1 threaded sleeve (13) and a servo motor (14). The top of the base (1) is provided with a No. 1 guide groove (11), the interior of the No. 1 guide groove (11) is provided with a No. 1 bidirectional screw (12), the bottom of the No. 1 bracket (2) and the No. 2 bracket (21) are both provided with a No. 1 threaded sleeve (13), two No. 1 threaded sleeves (13) are provided, and the two No. 1 threaded sleeves (13) are symmetrically arranged on the No. 1 bidirectional screw (12), and one end of the No. 1 bidirectional screw (12) is connected to the output end of the servo motor (14) on the base (1) through a coupling.

3. The automobile wiring harness stretching detection device according to claim 1, characterized in that: The traction wheel (3) is arranged in an I-shaped structure, and the top and bottom of the traction wheel (3) are arranged at the same horizontal height as the top and bottom of the fixed platform (41).

4. The automobile wiring harness stretching detection device according to claim 3, characterized in that: The traction wheel (3) is composed of an end plate and a tension sensor, and the end plates are provided at two opposite ends of the tension sensor.

5. The automobile wiring harness stretching detection device according to claim 1, characterized in that: Two clamping seats (6) are provided, and a clamping plate (61) is provided on one side of the two clamping seats (6) close to the fixing platform (41), and a plurality of protrusions are integrally provided on one side of the clamping plate (61) close to the fixing platform (41).

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