Wire harness testing device
By using a cylinder-driven moving rod and a return spring design, combined with a stage and a moving mechanism, the problems of unstable return of the detection head and inaccurate workpiece positioning are solved, achieving high-precision and high-efficiency testing of wire harnesses.
Patent Information
- Application Number
- CN202520480284.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-18
- Publication Date
- 2025-12-23
- Estimated Expiration
- 2035-03-18
AI Technical Summary
The problems of unstable head return and inaccurate workpiece positioning in existing wire harness testing devices lead to a decrease in testing precision and accuracy.
The design employs a cylinder-driven moving rod and a return spring in conjunction with the return rod to ensure stable return of the detection head. The placement stage enables precise positioning of the wire harness workpiece, and the combination of the moving mechanism and gear rack structure allows for flexible adjustment of the testing mechanism.
This improves the accuracy and efficiency of wire harness testing, ensures stable return of the detection head and precise workpiece positioning, and enhances the overall testing precision and reliability.
Smart Images
Figure CN223711677U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of wiring harness testing, in particular to a wiring harness testing device. BACKGROUND
[0002] The wiring harness testing device is suitable for the scene of quality detection of wiring harness in electronic manufacturing, automobile assembly and communication equipment production, and can ensure reliable wiring harness connection, no open circuit or short circuit problem, so as to meet the high standard requirements of product safety and functionality.
[0003] However, the prior art still has the following problems:
[0004] The wiring harness testing device of the prior art still has the problems of unstable return of the detection head and inaccurate positioning of the workpiece. If the detection head is unstable in return, it may cause error accumulation in continuous testing, affecting the overall testing accuracy. If the workpiece is not accurately positioned, the test point may deviate from the actual connection point, resulting in false judgment of the quality of the wiring harness.
[0005] To solve the above problems, the inventor proposes a wiring harness testing device to solve the above problems. UTILITY MODEL CONTENTS
[0006] In order to solve the problems of unstable return of the detection head and inaccurate positioning of the workpiece, the utility model aims to provide a wiring harness testing device.
[0007] To solve the above technical problems, the utility model adopts the following technical scheme: a wiring harness testing device, comprising a bottom plate, a moving mechanism is fixedly arranged on the upper surface of the bottom plate, a testing mechanism is fixedly arranged on the upper surface of the moving mechanism, the testing mechanism comprises a fixed plate, the lower surface of the fixed plate is fixedly connected with the moving mechanism, a fixed frame is arranged on the upper surface of the fixed plate, a gas cylinder is fixedly arranged on one side of the fixed frame, a moving rod is fixedly arranged on the output end of the gas cylinder, a PIN detection head is fixedly arranged on one end of the moving rod, two reset rods symmetrically distributed are fixedly arranged on the inner walls of the two sides of the fixed frame, a reset spring is arranged on the outer side of the reset rod, a placing table is fixedly arranged on the upper surface of the fixed plate, and a wiring harness workpiece is arranged on the inner side of the placing table.
[0008] Preferably, the moving mechanism comprises a moving table, the moving table is located above the bottom plate, the upper surface of the moving table is fixedly connected with the fixed plate, a plurality of moving plates are fixedly arranged on the lower surface of the moving table in equal intervals, a plurality of moving bases are fixedly arranged on the upper surface of the bottom plate, the inner side of the moving base is slidably attached with the moving plate, a knob is rotatably arranged on the two sides of the moving table, a gear is fixedly arranged on one side of the knob, two symmetrical racks are fixedly arranged on the upper surface of the bottom plate, and the rack is meshingly connected with the gear.
[0009] Compared with the prior art, the utility model has the advantages of
[0010] 1, the utility model discloses a test mechanism, the fixed frame on fixed plate installs air cylinder and PIN detection head of retreat, and is equipped with reset spring and reset rod and ensures the stable reset of detection head, and the accurate positioning of wire harness workpiece is provided to the material placing table, and the accuracy and efficiency of wire harness test are effectively improved. BRIEF DESCRIPTION OF DRAWINGS
[0011] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will be briefly introduced to the drawing needed to be used in the embodiment or prior art description, obviously, the drawing in the following description only some embodiments of the utility model, for ordinary skilled person in the art, under the premise of not paying creative labor, other drawings can also be obtained according to these drawings.
[0012] Fig. 1 It is the structural schematic diagram of the utility model.
[0013] Fig. 2 It is the test mechanism structure section view schematic diagram of the utility model.
[0014] Fig. 3 It is the structural schematic diagram of the utility model moving mechanism.
[0015] In the drawing: 1, bottom plate;2, test mechanism;3, moving mechanism;20, fixed plate;21, moving groove;22, reset spring;23, fixed frame;24, reset groove;25, air cylinder;26, reset rod;27, moving rod;28, PIN detection head of retreat;29, wire harness workpiece;201, material placing groove;202, material placing table;30, rack;31, gear;32, knob;33, moving table;34, moving plate;35, damping pad;36, moving base;37, sliding groove;38, slide rail;39, sliding block. DETAILED DESCRIPTION
[0016] The technical scheme in the embodiment of the utility model will be clearly and completely described in the following by combining the drawings in the embodiment of the utility model, obviously, the described embodiment only is a part of the embodiment of the utility model, not all the embodiment.Based on the embodiment in the utility model, all other embodiments obtained by ordinary skilled person in the art without making creative labor belong to the range of protection of the utility model.
[0017] Embodiment: as Figs. 1-3The utility model provides a kind of wire harness testing device, including bottom plate 1, the upper surface of bottom plate 1 is fixedly arranged with moving mechanism 3, the upper surface of moving mechanism 3 is fixedly arranged with test mechanism 2, test mechanism 2 includes fixed plate 20, the lower surface of fixed plate 20 is fixedly connected with moving mechanism 3, the upper surface of fixed plate 20 is equipped with fixed rack 23, one side of fixed rack 23 is fixedly equipped with cylinder 25, the output end of cylinder 25 is fixedly equipped with moving rod 27, one end of moving rod 27 is fixedly equipped with PIN detection head 28 of withdrawal, two reset rods 26 that are symmetrically distributed are fixedly equipped with in the inner wall of both sides of fixed rack 23, reset spring 22 is sleeved on the outside of reset rod 26 and moving rod 27 reset rod 26, the upper surface of fixed plate 20 is fixedly equipped with placing table 202, the inner side of placing table 202 is equipped with wire harness workpiece 29, when using test mechanism 2, first, wire harness workpiece 29 to be tested is placed in the placing groove 201 on placing table 202, ensure that wire harness workpiece 29 and placing groove 201 are closely attached, to realize accurate positioning, subsequently, start cylinder 25, the output end of cylinder 25 pushes moving rod 27 and slides along the moving groove 21 of one side of fixed rack 23, while PIN detection head 28 of one end of moving rod 27 gradually approaches wire harness workpiece 29 and tests, after testing, cylinder 25 is retracted, moving rod 27 is stably reset under the action of reset spring 22 and reset rod 26, reset rod 26 slides in reset groove 24, ensure that moving rod 27 returns to initial position stably and accurately, prepare for next test.
[0018] Two reset grooves 24 are arranged in one end of moving rod 27, the inner side of reset groove 24 is slidably connected with reset rod 26, the side of fixed rack 23 is equipped with moving groove 21, the inner side of moving groove 21 is slidably connected with moving rod 27, the upper surface of placing table 202 is equipped with placing groove 201, the inner side of placing groove 201 is attached with wire harness workpiece 29, reset rod 26 slides in reset groove 24, ensure that moving rod 27 returns to initial position stably and accurately.
[0019] The moving mechanism 3 comprises a moving table 33 located above the bottom plate 1, the upper surface of the moving table 33 is fixedly connected with the fixed plate 20, the lower surface of the moving table 33 is fixedly provided with a plurality of moving plates 34 distributed at equal intervals, the upper surface of the bottom plate 1 is fixedly provided with a plurality of moving bases 36, the inner side of the moving base 36 is slidably attached to the moving plate 34, both sides of the moving table 33 are rotatably provided with knobs 32, one side of the knob 32 is fixedly provided with a gear 31, the upper surface of the bottom plate 1 is fixedly provided with two symmetrically distributed racks 30, the rack 30 is meshingly connected with the gear 31, through the moving mechanism 3, when operating, first rotate the knob 32, the knob 32 drives the gear 31 on one side to rotate, because the gear 31 is meshingly connected with the rack 30 on the upper surface of the bottom plate 1, so the rotation of the gear 31 will be converted into the linear movement of the moving table 33, the lower surface of the moving table 33 is fixedly provided with a plurality of moving plates 34 distributed at equal intervals, these moving plates 34 slide in the sliding grooves 37 in the inner side of the moving base 36, at the same time, are buffered and guided by the damping pads 35, to ensure that the movement is stable and accurately positioned, in addition, the sliding blocks 39 on the lower surface of the moving table 33 are slidably connected with the sliding rails 38 on the upper surface of the bottom plate 1, to further enhance the stability and accuracy of the movement, in this way, the position of the testing mechanism 2 can be flexibly adjusted to adapt to the testing needs of different wire harness workpieces 29.
[0020] The upper surface of the moving base 36 is provided with a sliding groove 37, the inner side of the sliding groove 37 is slidably attached to the moving plate 34, both side inner walls of the moving base 36 are fixedly provided with damping pads 35, one side of the damping pad 35 is slidably attached to the moving plate 34, the lower surface of the moving table 33 is fixedly provided with a plurality of sliding blocks 39 distributed in a rectangular array, the upper surface of the bottom plate 1 is fixedly provided with two symmetrically distributed sliding rails 38, the sliding rail 38 is slidably connected with the sliding block 39, the damping pad 35 has a buffering and guiding effect, to ensure that the movement is stable and accurately positioned, the sliding blocks 39 on the lower surface of the moving table 33 are slidably connected with the sliding rails 38 on the upper surface of the bottom plate 1, to further enhance the stability and accuracy of the movement.
[0021] Working principle: when using the testing mechanism 2, first place the wire harness workpiece 29 to be tested in the storage groove 201 on the storage table 202, ensure that the wire harness workpiece 29 is closely attached to the storage groove 201 to achieve accurate positioning, then start the air cylinder 25, the output end of the air cylinder 25 pushes the moving rod 27 to slide along the moving groove 21 on one side of the fixed frame 23, at the same time, the PIN withdrawal detection head 28 at one end of the moving rod 27 gradually approaches the wire harness workpiece 29 for testing, after testing is completed, the air cylinder 25 retracts, the moving rod 27 is stably returned to the original position under the action of the return spring 22 and the return rod 26, the return rod 26 slides in the return groove 24, to ensure that the moving rod 27 returns to the initial position stably and accurately, to prepare for the next test;
[0022] Through the moving mechanism 3, when operating, first, through rotating the knob 32, the knob 32 drives the gear 31 on one side to rotate, since the gear 31 is meshed and connected with the rack 30 on the upper surface of the bottom plate 1, thus the rotation of the gear 31 will be converted into the linear movement of the moving table 33, the lower surface of the moving table 33 is fixed with a plurality of equally spaced moving plates 34, these moving plates 34 slide in the sliding groove 37 inside the moving base 36, at the same time, they are buffered and guided by the damping pad 35, thus ensuring the moving process to be stable and the positioning to be accurate, in addition, the sliding block 39 on the lower surface of the moving table 33 is slidably connected with the sliding rail 38 on the upper surface of the bottom plate 1, thus further enhancing the stability and accuracy of the movement, through this way, the position of the testing mechanism 2 can be flexibly adjusted, so as to adapt to the testing requirements of different wire harness workpieces 29.
[0023] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application belong to the scope of the claims of the present application and their equivalent technologies, the present application also intends to include these modifications and variations.
Claims
1. A wire harness testing device, comprising a base plate (1), characterized in that: The upper surface of the base plate (1) is fixedly provided with a moving mechanism (3), and the upper surface of the moving mechanism (3) is fixedly provided with a testing mechanism (2); The testing mechanism (2) includes a fixed plate (20), the lower surface of which is fixedly connected to the moving mechanism (3). The upper surface of the fixed plate (20) is provided with a fixed frame (23). A cylinder (25) is fixedly provided on one side of the fixed frame (23). A moving rod (27) is fixedly provided at the output end of the cylinder (25). A PIN removal detection head (28) is fixedly provided at one end of the moving rod (27). Two symmetrically distributed reset rods (26) are fixedly provided on the inner walls of both sides of the fixed frame (23). A reset spring (22) is sleeved on the outer side of the reset rod (26) and the moving rod (27). A platform (202) is fixedly provided on the upper surface of the fixed plate (20). A wire harness workpiece (29) is provided on the inner side of the platform (202).
2. The wire harness testing device as described in claim 1, characterized in that, The moving mechanism (3) includes a moving platform (33), which is located above the base plate (1). The upper surface of the moving platform (33) is fixedly connected to the fixed plate (20). The lower surface of the moving platform (33) is fixedly provided with multiple moving plates (34) distributed at equal intervals. The upper surface of the base plate (1) is fixedly provided with multiple moving bases (36). The inner side of the moving base (36) slides against the moving plate (34). Both sides of the moving platform (33) are provided with knobs (32). One side of the knob (32) is fixedly provided with a gear (31). The upper surface of the base plate (1) is fixedly provided with two symmetrically distributed racks (30). The racks (30) mesh with the gears (31).
3. The wire harness testing device as described in claim 1, characterized in that, Two reset grooves (24) are provided at one end of the moving rod (27), and the inner side of the reset groove (24) slides with the reset rod (26).
4. The wire harness testing device as described in claim 1, characterized in that, The fixed frame (23) has a movable groove (21) on one side, and the inner side of the movable groove (21) is slidably engaged with the movable rod (27).
5. The wire harness testing device as described in claim 1, characterized in that, The upper surface of the platform (202) is provided with a storage groove (201), and the inner side of the storage groove (201) is in contact with the wire harness workpiece (29).
6. The wire harness testing device as described in claim 2, characterized in that, The upper surface of the movable base (36) is provided with a sliding groove (37), and the inner side of the sliding groove (37) is slidably attached to the movable plate (34).
7. A wire harness testing device as described in claim 2, characterized in that, Damping pads (35) are fixedly provided on both inner walls of the movable base (36), and one side of the damping pads (35) slides against the movable plate (34).
8. A wire harness testing device as described in claim 2, characterized in that, The lower surface of the moving platform (33) is fixed with a plurality of sliders (39) arranged in a rectangular array, and the upper surface of the base plate (1) is fixed with two slide rails (38) arranged symmetrically, the slide rails (38) and the sliders (39) slidingly engaging.