Automobile wire harness tension detection equipment

Abstract

The invention relates to the technical field of tension detection equipment, and discloses automobile wire harness tension detection equipment, which comprises a workbench, and is characterized in that the top of the workbench is fixedly connected with a controller; the device comprises a workbench, a clamping mechanism is arranged at the top of the workbench, a protection mechanism is arranged at the top of the workbench, and a temperature control mechanism is arranged on the inner wall of the protection mechanism. When an automobile wire harness is detected, a motor drives a first clamping plate and a second clamping plate to clamp the detected wire harness, and meanwhile self-locking is achieved through a clamping plate and a buckle; the wire harness clamping device is simple in structure and convenient to operate, loosening and falling off during clamping of the detected wire harness are avoided, the stability of the device is further improved, the test result is more accurate, during testing, the upper pressing plate is driven by the electric sliding rail to move downwards to achieve automatic pressing of the wire harness, manual contact is avoided, the working efficiency of the device is improved, interference of external factors is reduced, and the testing efficiency is improved. And the detection accuracy is better.

Description

Technical Field

[0001] The invention relates to the technical field of tension detection equipment, in particular to an automobile wire harness tension detection equipment. Background Art

[0002] During actual use, automotive wiring harnesses are continuously subjected to various external forces, causing damage to the wiring harnesses. However, manual inspection is difficult to conduct an accurate and comprehensive assessment. This device can quickly and reliably detect the tensile performance of the wiring harnesses on the production line, detect unqualified products in a timely manner, and improve product quality.

[0003] The patent with application number 202210929862.7 relates to an automobile wiring harness tension detection device, in particular, it includes a machine column and a machine base fixed at the bottom of the machine column, the machine base can stably support the machine column, the front surface of the machine column is movably provided with a movable block, and the movable block can be moved up and down subsequently, the inner side of the top of the machine column and the top surface of the movable block are fixed with vertical blocks, and the ends of the upper and lower vertical blocks are fixed with pull rods, and the ends of the pull rods are fixed with pull plates, which are fixed to the vertical blocks by the pull rods, and the automobile wiring harness is clamped between the two pull plates; the patent sets a rectangular notch, an anti-slip baffle and a limit The structure can ensure that after the automobile wiring harness is clamped between the two pulling plates, it can obtain a good anti-slip limit, avoid the automobile wiring harness from falling off during subsequent testing, and improve the stability of the automobile wiring harness during tension testing. At the same time, after the tension test is completed, the automobile wiring harness can be stably and quickly removed, thereby improving the operational convenience of the testing process. However, the device is more troublesome when clamping the wiring harness, and the wiring harness needs to be manually corrected and clamped. Moreover, the wiring harness may be loosened during the tension test, thereby reducing the accuracy of the wiring harness detection. Therefore, an automobile wiring harness tension detection device is proposed to solve the above-mentioned problems. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide an automobile wire harness tension detection device in view of the deficiencies in the above-mentioned prior art.

[0005] In order to solve the above technical problems, the technical solution adopted by the present invention is: an automobile wire harness tension detection device, comprising a workbench, the top of which is fixedly connected to a controller; a clamping mechanism is arranged on the top of the workbench, a protective mechanism is arranged on the top of the workbench, and a temperature control mechanism is arranged on the inner wall of the protective mechanism; the clamping mechanism comprises a motor, a bidirectional threaded rod, a clamping plate 1, a clamping plate 2, a sliding block, a clamping plate, and a buckle, the motor is fixedly connected to the left side of the workbench, the bidirectional threaded rod is fixedly connected to At the output end of the motor, the sliding block is threadedly connected to the circumferential surface of the bidirectional threaded rod, the clamping plate 1 and the clamping plate 2 are both fixedly connected to the top of the sliding block, the clamping plate is fixedly connected to the left side of the clamping plate 2, and the buckle is rotatably connected to the inner wall of the clamping plate 1 through a torsion spring; the clamping mechanism also includes an electric slide rail, a lower pressure plate, an upper pressure plate, a sliding rod, a pulley 1, and a guide plate 1. The electric slide rail is installed on the inner wall of the workbench, the lower pressure plate is fixedly connected to the moving end of the electric slide rail, and the sliding rod is fixedly connected to the lower pressure plate. The upper pressure plate is slidably connected to the circumferential surface of the slide rod, the pulley 1 is installed on both sides of the upper pressure plate, and the guide plate 1 is fixedly connected to the top of the workbench. When the wiring harness of the car needs to be tested, the clamping plate 1 and the clamping plate 2 are driven by the motor to clamp the detection wiring harness. At the same time, the clamping plate and the buckle are self-locking to avoid loosening and falling off when the detection wiring harness is clamped, further improving the stability of the equipment. During the test, the upper pressure plate is driven downward by the electric slide rail to realize automatic compression of the wiring harness, avoiding manual connection. The touch improves the working efficiency of the equipment, reduces the interference of external factors, and makes the detection accuracy better; the outer surface of the sliding block contacts the inner wall of the workbench, the bidirectional threaded rod is rotatably connected to the inner wall of the workbench, the bottom of the clamping plate 1 and the clamping plate 2 are both in contact with the top of the workbench, the circumferential surface of the pulley 1 contacts the inner wall of the guide plate 1, the electric slide rail contacts the inner wall of the guide plate 1, the bottom of the upper pressure plate contacts the top of the lower pressure plate, and both sides of the upper pressure plate and the lower pressure plate are in contact with the guide plate 1.

[0006] Preferably, the protection mechanism includes a fixed block, a trapezoidal plate, a moving block, a rotating drum, a fixed frame, and a rotating drum. The fixed block is fixedly connected to the front side of the clamping plate one, the fixed frame is fixedly connected to the top of the workbench, the rotating drum two is rotatably connected to the inner wall of the fixed frame, the moving block is slidably connected to the inner wall of the fixed frame through a spring, the rotating drum one is rotatably connected to the inner wall of the moving block, and the trapezoidal plate is fixedly connected to the front side of the moving block. While clamping the wire harness, the clamping plate one drives the rotating drum one and the rotating drum two to press the wire harness tightly to prevent the wire harness from being scattered when the wire harness is tested, making the test more accurate, avoiding the deviation of the wire harness, making the experimental data more realistic, improving the detection effect of the equipment, and at the same time testing the wire harness. The electric slide rail drives the protective shell to close, which avoids the damage to the test by external factors, improves the accuracy of the test, ensures the safety of the staff, and prolongs the service life of the equipment; the protective mechanism also includes a positioning block, a protective shell, and a telescopic rod. The positioning block is fixedly connected to the top of the workbench, the protective shell spring torsion spring is rotatably connected to the inner wall of the positioning block, and the telescopic rod is hinged on both sides of the electric slide rail; the front end of the telescopic rod is hinged to the inner wall of the protective shell, the bottom of the protective shell contacts the top of the workbench, the bottom of the fixed block contacts the top of the workbench, the inclined surface of the fixed block contacts the bottom inclined surface of the trapezoidal plate, the rear side of the trapezoidal plate contacts the front side of the fixed frame, and the rotating drum contacts the inner wall of the fixed frame.

[0007] Preferably, the temperature control mechanism includes a rotating plate, an inclined block, a limit plate, a second guide plate, a fixed rod, a reciprocating screw, a second pulley, and a temperature control plate. The rotating plate is rotatably connected to the inner wall of the workbench through a torsion spring, the limit plate is fixedly connected to the inner wall of the workbench, the inclined block is fixedly connected to both sides of the protective shell, the second guide plate is fixedly connected to the top of the workbench, the reciprocating screw is rotatably connected to the inner wall of the protective shell, the second pulley is fixedly connected to both ends of the reciprocating screw, the temperature control plate is movably connected to the circumferential surface of the reciprocating screw, and the fixed rod is fixedly connected to the inner wall of the protective shell. While the test is being detected, the rotating plate of the protective shell limits itself to avoid loosening during the test, thereby improving safety. The device is more stable and the product testing reliability is better. While the protective shell is protecting, the reciprocating screw drives the temperature control plate to move back and forth, so that the surrounding temperature is controlled at about 23 degrees, which is more convenient for detection and avoids the test data deviation caused by the change of material properties caused by temperature. The tester can accurately judge whether the wire harness meets the quality standards, thereby improving the accuracy of the equipment. The rotating plate contacts the outer surface of the inclined block, the limit plate contacts the side of the rotating plate close to the inclined block, the circumferential surface of the pulley 2 contacts the guide plate 2, the circumferential surface of the fixed rod contacts the inner wall of the temperature control plate, the temperature control plate contacts the inner wall of the protective shell, and the pulley 2 contacts the two sides of the protective shell.

[0008] The present invention adopts the above technical solution to bring the following beneficial effects: 1. A tension testing device for automobile wiring harnesses, which cooperates with a motor, a bidirectional threaded rod, a clamping plate 1, a clamping plate 2, a sliding block, a card plate, a buckle, an electric slide rail, a lower pressure plate, an upper pressure plate, a slide rod, a pulley 1, and a guide plate 1 to operate. When the wiring harness of the automobile needs to be tested, the motor drives the clamping plate 1 and the clamping plate 2 to clamp the test harness, and the card plate and the buckle are self-locked to avoid loosening and falling off when the test harness is clamped, thereby further improving the stability of the equipment. During the test, the upper pressure plate is driven downward by the electric slide rail to automatically tighten the harness, thereby avoiding human contact, improving the working efficiency of the equipment, reducing the interference of external factors, and making the detection accuracy better.

[0009] 2. An automobile wire harness tension testing device, which cooperates with a fixed block, a trapezoidal plate, a moving block, a rotating drum, a fixed frame, a rotating drum, a positioning block, a protective shell, and a telescopic pull rod to clamp the wire harness while the clamping plate drives the rotating drum 1 and the rotating drum 2 to press the wire harness tightly, thereby preventing the wire harness from being scattered when the wire harness is tested, making the test more accurate, avoiding the deviation of the wire harness, making the experimental data more realistic, and improving the detection effect of the equipment. While the wire harness is being tested, the electric slide rail drives the protective shell to close, avoiding damage to the test by external factors, improving the accuracy of the test, and ensuring the safety of the staff, thereby extending the service life of the equipment.

[0010] 3. A car wire harness tension testing device, which cooperates with the rotating plate, the inclined block, the limit plate, the guide plate 2, the fixed rod, the reciprocating screw, the pulley 2, and the temperature control plate to limit itself during the test to avoid loosening during the test, thereby improving safety, making the equipment test more stable, and improving the product test reliability. While the protective shell is protecting, the reciprocating screw drives the temperature control plate to move back and forth to control the surrounding temperature at around 23 degrees, making it easier to detect and avoiding test data deviations caused by changes in material properties caused by temperature, so that testers can accurately determine whether the wire harness meets the quality standards, thereby improving the accuracy of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a cross-sectional view of the workbench structure of the present invention; Figure 3 This is a structural schematic diagram of a clamping plate according to the present invention; Figure 4 For the present invention Figure 3 A magnified view of the structure at center; Figure 5 This is a schematic diagram of the structure of the second clamping plate of the present invention; Figure 6 This is a structural schematic diagram of a rotary drum according to the present invention; Figure 7 For the present invention Figure 6 A magnified view of the structure at B in the middle; Figure 8 It is a schematic diagram of the structure of the rotating plate of the present invention; Fig. 9 For the present invention Figure 8 A magnified view of the structure at C in the middle; Fig.10 It is a schematic diagram of the structure of the temperature control plate of the present invention.

[0012] In the figure: 1. workbench; 2. controller; 3. clamping mechanism; 31. motor; 32. bidirectional threaded rod; 33. clamping plate 1; 34. clamping plate 2; 35. sliding block; 36. clamping plate; 37. buckle; 38. electric slide rail; 39. lower pressure plate; 310. upper pressure plate; 311. sliding rod; 312. pulley 1; 313. guide plate 1; 4. protection mechanism; 41. fixed block; 42. trapezoidal plate; 43. moving block; 44. rotating drum 1; 45. fixed frame; 46. rotating drum 2; 47. positioning block; 48. protective shell; 49. telescopic pull rod; 5. temperature control mechanism; 51. rotating plate; 52. inclined block; 53. limit plate; 54. guide plate 2; 55. fixed rod; 56. reciprocating screw rod; 57. pulley 2; 58. temperature control plate. DETAILED DESCRIPTION

[0013] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0014] See also Figure 1-Figure 10An embodiment of the present invention is: an automobile wire harness tension detection device, comprising a workbench 1, the top of the workbench 1 is fixedly connected to a controller 2; a clamping mechanism 3 is arranged on the top of the workbench 1, a protective mechanism 4 is arranged on the top of the workbench 1, and a temperature control mechanism 5 is arranged on the inner wall of the protective mechanism 4; the clamping mechanism 3 comprises a motor 31, a bidirectional threaded rod 32, a clamping plate 1 33, a clamping plate 2 34, a sliding block 35, a clamping plate 36, and a buckle 37, the motor 31 is fixedly connected to the left side of the workbench 1, the bidirectional threaded rod 32 is fixedly connected to the output end of the motor 31, the sliding block 35 is threadedly connected to the circumferential surface of the bidirectional threaded rod 32, the clamping plate 1 33 and the clamping plate 2 34 are both fixedly connected to the top of the sliding block 35, and the clamping plate 37 is fixedly connected to the output end of the motor 31, and the sliding block 35 is threadedly connected to the circumferential surface of the bidirectional threaded rod 32. The plate 36 is fixedly connected to the left side of the clamping plate 2 34, and the buckle 37 is rotatably connected to the inner wall of the clamping plate 1 33 through a torsion spring; when the wiring harness of the automobile needs to be tested, the device can test single-strand or multi-strand automobile wiring harnesses, making the experimental results more diverse. When the staff puts the processed test harness between the clamping plate 1 33 and the clamping plate 2 34, the controller 2 starts the motor 31 to start working, and the motor 31 drives the bidirectional threaded rod 32 to rotate, and the bidirectional threaded rod 32 drives the sliding block 35 to move through the thread groove, and the sliding block 35 drives the clamping plate 1 33 and the clamping plate 2 34 to approach each other to clamp the test harness. While clamping, the clamping plate 2 34 drives the card plate 3 6 moves, the clamping plate 1 33 drives the buckle 37 to move, and when the clamping plate 36 and the buckle 37 are close to each other and squeezed to achieve self-locking, the clamping plate 1 33 and the clamping plate 2 34 are self-locked to avoid loosening and falling off when the detection harness is clamped, further improving the stability of the equipment, making the test result more accurate, and improving the test efficiency of the equipment. The clamping mechanism 3 also includes an electric slide rail 38, a lower pressure plate 39, an upper pressure plate 310, a slide bar 311, a pulley 1 312, and a guide plate 1 313. The electric slide rail 38 is installed on the inner wall of the workbench 1, the lower pressure plate 39 is fixedly connected to the moving end of the electric slide rail 38, the slide bar 311 is fixedly connected to the top of the lower pressure plate 39, and the upper pressure plate 310 is slidably connected to the circle of the slide bar 311 The circumferential surface, pulley 1 312 is installed on both sides of the upper pressure plate 310, and the guide plate 1 313 is fixedly connected to the top of the workbench 1. While the tension test is being carried out, the wire harness at the other end is placed on the lower pressure plate 39, and then the lower pressure plate 39 is driven to move by the electric slide rail 38, and the lower pressure plate 39 drives the slide bar 311 to move, and the slide bar 311 drives the upper pressure plate 310 to move, and the upper pressure plate 310 drives the pulley 1 312 to move, and the pulley 1 312 contacts the inner wall of the guide plate 1 313 through the circumferential surface to drive the pulley 1 312 to move downward, and the pulley 1 312 drives the upper pressure plate 310 to move downward to realize automatic compression of the wire harness, avoid human contact, improve the working efficiency of the equipment, reduce the interference of external factors, and make the detection accuracy better;The outer surface of the sliding block 35 contacts the inner wall of the workbench 1, the bidirectional threaded rod 32 is rotatably connected to the inner wall of the workbench 1, the bottoms of the clamping plate 1 33 and the clamping plate 2 34 are both in contact with the top of the workbench 1, the circumferential surface of the pulley 1 312 contacts the inner wall of the guide plate 1 313, the electric slide rail 38 contacts the inner wall of the guide plate 1 313, the bottom of the upper pressing plate 310 contacts the top of the lower pressing plate 39, and both sides of the upper pressing plate 310 and the lower pressing plate 39 are in contact with the guide plate 1 313. ;

[0015] The protection mechanism 4 includes a fixed block 41, a trapezoidal plate 42, a moving block 43, a rotating drum 44, a fixed frame 45, and a rotating drum 46. The fixed block 41 is fixedly connected to the front side of the clamping plate 33, the fixed frame 45 is fixedly connected to the top of the workbench 1, the rotating drum 46 is rotatably connected to the inner wall of the fixed frame 45, the moving block 43 is slidably connected to the inner wall of the fixed frame 45 through a spring, the rotating drum 44 is rotatably connected to the inner wall of the moving block 43, and the trapezoidal plate 42 is fixedly connected to the front side of the moving block 43; while clamping the wire harness When the clamping plate 1 33 moves, the fixing block 41 moves. The fixing block 41 drives the trapezoidal plate 42 to move through the inclined surface. The trapezoidal plate 42 drives the moving block 43 to move. The moving block 43 drives the rotating drum 1 44 to move. Then, the wire harness is pressed by the extrusion between the rotating drum 1 44 and the rotating drum 2 46 to prevent the wire harness from being scattered when the wire harness is tested, making the test more accurate, avoiding the deviation of the wire harness, making the experimental data more real, and improving the detection effect of the equipment. The protection mechanism 4 also includes a positioning block 4 7. Protective shell 48, telescopic pull rod 49, and positioning block 47 are fixedly connected to the top of workbench 1. The protective shell 48 is rotatably connected to the inner wall of positioning block 47 by a torsion spring. The telescopic pull rod 49 is hinged on both sides of the electric slide rail 38. When the wire harness is tested, the electric slide rail 38 moves to drive the telescopic pull rod 49 to move. The telescopic pull rod 49 drives the protective shell 48 to rotate through the hinge point. When the test is completed, the electric slide rail 38 moves to drive the telescopic pull rod 49 to move. The telescopic pull rod 49 pushes the protective shell 48 to open. The assembly line is opened to avoid damage to the test by external factors, improve the accuracy of the test, ensure the safety of the staff, and extend the service life of the equipment; the front end of the telescopic pull rod 49 is hinged to the inner wall of the protective shell 48, the bottom of the protective shell 48 contacts the top of the workbench 1, the bottom of the fixed block 41 contacts the top of the workbench 1, the inclined surface of the fixed block 41 contacts the bottom inclined surface of the trapezoidal plate 42, the rear side of the trapezoidal plate 42 contacts the front side of the fixed frame 45, and the rotating drum 44 contacts the inner wall of the fixed frame 45.

[0016] Working principle: When the wiring harness of the car needs to be tested, the device can test single-strand or multi-strand automobile wiring harnesses, making the experimental results more diverse. When the staff puts the processed test harness between the clamping plate 1 33 and the clamping plate 2 34, the controller 2 starts the motor 31 to start working, and the motor 31 drives the bidirectional threaded rod 32 to rotate, and the bidirectional threaded rod 32 drives the sliding block 35 to move through the thread groove, and the sliding block 35 drives the clamping plate 1 33 and the clamping plate 2 34 to approach each other to clamp the test harness. While clamping, the clamping plate 2 34 drives the card plate 36 to move, and the clamping plate 1 33 drives the buckle 37 to move. When the card plate 36 and the buckle 37 are close to each other and squeezed, self-locking is achieved, so that the clamping plate 1 33 and the clamping plate 2 34 are locked. Self-locking is performed to prevent loosening and falling off when the detection harness is clamped, further improving the stability of the equipment, making the test results more accurate, and improving the testing efficiency of the equipment. While conducting the tension test, the harness at the other end is placed on the lower pressure plate 39, and then the electric slide rail 38 drives the lower pressure plate 39 to move, the lower pressure plate 39 drives the slide bar 311 to move, the slide bar 311 drives the upper pressure plate 310 to move, the upper pressure plate 310 drives the pulley 312 to move, the pulley 312 contacts the inner wall of the guide plate 313 through the circumferential surface to drive the pulley 312 to move downward, the pulley 312 drives the upper pressure plate 310 to move downward to realize automatic compression of the harness, avoiding human contact, improving the working efficiency of the equipment, reducing the interference of external factors, and making the detection accuracy better.

[0017] While clamping the wire harness, the clamping plate 33 moves to drive the fixed block 41 to move, the fixed block 41 drives the trapezoidal plate 42 to move through the inclined surface, the trapezoidal plate 42 drives the moving block 43 to move, the moving block 43 drives the rotating drum 44 to move, and then the wire harness is compressed by the extrusion between the rotating drum 44 and the rotating drum 2 46 to prevent the wire harness from being scattered when the wire harness is tested, making the test more accurate, avoiding the deviation of the wire harness, making the experimental data more real, and improving the detection effect of the equipment. While testing the wire harness, the electric slide rail 38 moves to drive the telescopic rod 49 to move, and the telescopic rod 49 drives the protective shell 48 to rotate through the hinge point. When the test is completed, the electric slide rail 38 moves to drive the telescopic rod 49 to move, and the telescopic rod 49 pushes the protective shell 48 to open for wiring, avoiding damage to the test by external factors, improving the accuracy of the test, and ensuring the safety of the staff, so that the service life of the equipment is longer.

[0018] See also Figure 1-Figure 10On the basis of the above embodiment, in another embodiment of the present invention, the temperature control mechanism 5 includes a rotating plate 51, an inclined block 52, a limiting plate 53, a guide plate 54, a fixing rod 55, a reciprocating screw rod 56, a pulley 57, and a temperature control plate 58. The rotating plate 51 is rotatably connected to the inner wall of the workbench 1 through a torsion spring, the limiting plate 53 is fixedly connected to the inner wall of the workbench 1, and the inclined block 52 is fixedly connected to both sides of the protective shell 48. While the test is being tested, the protective shell 48 rotates to drive the inclined block 52 to rotate, and the inclined block 52 drives the rotating plate 51 through the inclined surface. When the inclined block 52 moves down, the rotating plate 51 will be stuck with the inclined block 52 to limit the protective shell 48, so as to prevent the protective shell 48 from loosening during the test, thereby improving the safety, making the equipment test more stable, and making the product test more reliable. The second guide plate 54 is fixedly connected to the top of the workbench 1, the reciprocating screw rod 56 is rotatably connected to the inner wall of the protective shell 48, the second pulley 57 is fixedly connected to the two ends of the reciprocating screw rod 56, the temperature control plate 58 is movably connected to the circumferential surface of the reciprocating screw rod 56, and the fixed rod 55 is fixedly connected to the inner wall of the protective shell 48. While the protective shell 48 is protecting, the controller 2 can be used to open the temperature control plate 58 to heat the surrounding environment. The protective shell 48 drives the reciprocating screw 56 to rotate, and the reciprocating screw 56 drives the temperature control plate 58 to rotate. At the same time, the reciprocating screw 56 drives the pulley 2 57 to rotate. The pulley 2 57 contacts the guide plate 2 54 through the circumferential surface and drives the pulley 2 57 to rotate. The pulley 2 57 drives the reciprocating screw 56 to rotate, and the reciprocating screw 56 drives the temperature control plate 58 to move back and forth through the reciprocating slide groove, so that the heating area of ​​the temperature control plate 58 is larger, so that the surrounding temperature is controlled within Around twenty-three degrees, it is easier to detect and avoids test data deviation caused by changes in material properties caused by temperature, so that testers can accurately judge whether the wiring harness meets the quality standards, improving the accuracy of the equipment; the rotating plate 51 contacts the outer surface of the inclined block 52, the limit plate 53 contacts the side of the rotating plate 51 close to the inclined block 52, the circumferential surface of the pulley 57 contacts the guide plate 54, the circumferential surface of the fixing rod 55 contacts the inner wall of the temperature control plate 58, the temperature control plate 58 contacts the inner wall of the protective shell 48, and the pulley 57 contacts both sides of the protective shell 48.

[0019] Working principle: While the test is being inspected, the protective shell 48 rotates to drive the inclined block 52 to rotate, and the inclined block 52 drives the rotating plate 51 to rotate through the inclined surface. When the inclined block 52 moves down, the rotating plate 51 will be stuck with the inclined block 52 to limit the protective shell 48, so as to avoid the protective shell 48 from loosening when protecting the test, thereby improving safety, making the equipment test more stable, and making the product test more reliable. While the protective shell 48 is protecting, the temperature control plate 58 can be turned on by the controller 2 to heat the surrounding environment, and the protective shell 48 drives the reciprocating screw rod 56 to rotate, and the reciprocating screw rod 56 can rotate. Rod 56 drives the temperature control plate 58 to rotate, and at the same time, the reciprocating screw 56 drives pulley 2 57 to rotate. Pulley 2 57 contacts with guide plate 2 54 through the circumferential surface to drive pulley 2 57 to rotate. Pulley 2 57 drives the reciprocating screw 56 to rotate, and the reciprocating screw 56 drives the temperature control plate 58 to move back and forth through the reciprocating groove, so that the heating area of ​​​​the temperature control plate 58 is larger, and the surrounding temperature is controlled at about 23 degrees, which is more convenient for detection, avoiding test data deviation caused by changes in material properties caused by temperature, so that testers can accurately judge whether the wiring harness meets the quality standards, thereby improving the accuracy of the equipment.

[0020] The present invention provides an automobile wire harness tension detection device. There are many methods and ways to implement the technical solution. The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention. All components not specified in this embodiment can be implemented by existing technologies.

Claims

1. An automobile wiring harness tension testing device, comprising a workbench (1), characterized in that: A controller (2) is fixedly connected to the top of the workbench (1); A clamping mechanism (3) is provided on the top of the workbench (1), a protective mechanism (4) is provided on the top of the workbench (1), and a temperature control mechanism (5) is provided on the inner wall of the protective mechanism (4); The clamping mechanism (3) comprises a motor (31), a bidirectional threaded rod (32), a clamping plate 1 (33), a clamping plate 2 (34), a sliding block (35), a clamping plate (36), and a buckle (37). The motor (31) is fixedly connected to the left side of the workbench (1), the bidirectional threaded rod (32) is fixedly connected to the output end of the motor (31), the sliding block (35) is threadedly connected to the circumferential surface of the bidirectional threaded rod (32), the clamping plate 1 (33) and the clamping plate 2 (34) are both fixedly connected to the top of the sliding block (35), the clamping plate (36) is fixedly connected to the left side of the clamping plate 2 (34), and the buckle (37) is rotatably connected to the inner wall of the clamping plate 1 (33) via a torsion spring.

2. The automobile wiring harness tension testing device according to claim 1, characterized in that: The clamping mechanism (3) also includes an electric slide rail (38), a lower pressure plate (39), an upper pressure plate (310), a slide rod (311), a pulley 1 (312), and a guide plate 1 (313); the electric slide rail (38) is mounted on the inner wall of the workbench (1); the lower pressure plate (39) is fixedly connected to the moving end of the electric slide rail (38); the slide rod (311) is fixedly connected to the top of the lower pressure plate (39); the upper pressure plate (310) is slidably connected to the circumferential surface of the slide rod (311); the pulley 1 (312) is mounted on both sides of the upper pressure plate (310); and the guide plate 1 (313) is fixedly connected to the top of the workbench (1).

3. The automobile wire harness tension testing device according to claim 2, characterized in that: The outer surface of the sliding block (35) contacts the inner wall of the workbench (1), the bidirectional threaded rod (32) is rotatably connected to the inner wall of the workbench (1), the bottoms of the clamping plate 1 (33) and the clamping plate 2 (34) are both in contact with the top of the workbench (1), the circumferential surface of the pulley 1 (312) contacts the inner wall of the guide plate 1 (313), the electric slide rail (38) contacts the inner wall of the guide plate 1 (313), the bottom of the upper pressing plate (310) contacts the top of the lower pressing plate (39), and both sides of the upper pressing plate (310) and the lower pressing plate (39) are in contact with the guide plate 1 (313).

4. The automobile wire harness tension testing device according to claim 3, characterized in that: The protection mechanism (4) comprises a fixed block (41), a trapezoidal plate (42), a moving block (43), a rotating drum (44), a fixed frame (45), and a rotating drum (46), wherein the fixed block (41) is fixedly connected to the front side of the clamping plate (33), the fixed frame (45) is fixedly connected to the top of the workbench (1), the rotating drum (46) is rotatably connected to the inner wall of the fixed frame (45), the moving block (43) is slidably connected to the inner wall of the fixed frame (45) via a spring, the rotating drum (44) is rotatably connected to the inner wall of the moving block (43), and the trapezoidal plate (42) is fixedly connected to the front side of the moving block (43).

5. The automobile wiring harness tension testing device according to claim 4, characterized in that: The protection mechanism (4) further comprises a positioning block (47), a protective shell (48), and a telescopic pull rod (49); the positioning block (47) is fixedly connected to the top of the workbench (1); the protective shell (48) is rotatably connected to the inner wall of the positioning block (47) by a torsion spring; and the telescopic pull rod (49) is hinged on both sides of the electric slide rail (38).

6. The automobile wiring harness tension testing device according to claim 5, characterized in that: The front end of the telescopic pull rod (49) is hinged to the inner wall of the protective shell (48), the bottom of the protective shell (48) contacts the top of the workbench (1), the bottom of the fixed block (41) contacts the top of the workbench (1), the inclined surface of the fixed block (41) contacts the bottom inclined surface of the trapezoidal plate (42), the rear side of the trapezoidal plate (42) contacts the front side of the fixed frame (45), and the rotating drum (44) contacts the inner wall of the fixed frame (45).

7. The automobile wire harness tension testing device according to claim 6, characterized in that: The temperature control mechanism (5) comprises a rotating plate (51), an inclined block (52), a limiting plate (53), a second guide plate (54), a fixed rod (55), a reciprocating screw rod (56), a second pulley (57), and a temperature control plate (58). The rotating plate (51) is rotatably connected to the inner wall of the workbench (1) via a torsion spring, the limiting plate (53) is fixedly connected to the inner wall of the workbench (1), the inclined block (52) is fixedly connected to both sides of the protective shell (48), the second guide plate (54) is fixedly connected to the top of the workbench (1), the reciprocating screw rod (56) is rotatably connected to the inner wall of the protective shell (48), the second pulley (57) is fixedly connected to both ends of the reciprocating screw rod (56), the temperature control plate (58) is movably connected to the circumferential surface of the reciprocating screw rod (56), and the fixed rod (55) is fixedly connected to the inner wall of the protective shell (48).

8. The automobile wire harness tension testing device according to claim 7, characterized in that: The rotating plate (51) contacts the outer surface of the inclined block (52), the limiting plate (53) contacts the side of the rotating plate (51) close to the inclined block (52), the circumferential surface of the second pulley (57) contacts the second guide plate (54), the circumferential surface of the fixing rod (55) contacts the inner wall of the temperature control plate (58), the temperature control plate (58) contacts the inner wall of the protective shell (48), and the second pulley (57) contacts both sides of the protective shell (48).

Images