Terminal hoisting test device

Abstract

The utility model relates to a terminal hoisting test device, which comprises a frame, a hoisting plate, a weight, a lifting platform, a guide post and a lifting cylinder, the hoisting plate is horizontally erected on the frame, the guide post is vertically arranged on the frame, the lifting platform is provided with a guide hole, the guide post is in sliding connection with the guide hole, the lifting cylinder is arranged on the frame, and the lifting cylinder is arranged on the frame. The upper end of the lifting air cylinder abuts against the lower end of the lifting table, a laterally-opened groove is formed in the hoisting plate and located above the lifting table, a to-be-tested terminal is erected at the upper end of the hoisting plate on the two sides of the groove, and a weight is hung at the lower end of the to-be-tested terminal. According to the utility model, the lifting cylinder is adopted to push or support the lifting platform to move up and down, the terminal to be tested is embedded from the front of the groove and is erected at the upper ends of the hoisting plates at the two sides of the groove, and the weight is hung at the lower end of the terminal to be tested and is used for testing the connection strength of the terminal and the wire rod; and the terminal, the wire rod and the weight all fall onto the lifting platform, and the test is judged to be unqualified.

Description

Technical Field

[0001] The utility model relates to the technical field of plug terminals, in particular to a terminal hoisting weight test device. Background Art

[0002] The internal structure of the wire plug includes the terminal and the wire connected to it. The connection strength between the terminal and the wire determines the strength of the finished plug after extrusion. Therefore, it is necessary to set up a test link in the process of connecting the terminal and the wire to ensure that its strength meets the requirements. In the existing laboratory, a tensile machine is used for testing, but the cost and maintenance of the tensile machine are expensive, which is not conducive to production and operation. In addition, the disassembly and assembly of the terminal to be tested are cumbersome, the test efficiency is low, and only a small number of products can be sampled, which is not conducive to the control of production quality. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a terminal hoisting weight test device which is low in cost and easy to assemble and disassemble.

[0004] The technical solution of the utility model is: a terminal weight-lifting test device, comprising a frame, a weight-lifting plate, weights, a lifting platform, a guide column and a lifting cylinder, wherein the weight-lifting plate is horizontally mounted on the frame, the guide column is vertically mounted on the frame, a guide hole is arranged on the lifting platform, the guide column is slidably connected with the guide hole, the lifting cylinder is mounted on the frame, the upper end of the lifting cylinder abuts against the lower end of the lifting platform, the weight-lifting plate is provided with a side-opened groove, the groove is located above the lifting platform, the terminals to be tested are mounted on the upper ends of the weight-lifting plate on both sides of the groove, and weights are hung on the lower ends of the terminals to be tested.

[0005] Furthermore, a hanging hook-shaped plate is provided on the frame, and the weight-lifting plate is horizontally mounted on the hook-shaped plate.

[0006] Furthermore, the lifting plate is provided with a transversely penetrating sliding groove, the sliding groove is communicated with both sides of the groove, a slidable adjustment plate is provided in the sliding groove, a side-opening adjustment groove is provided on the adjustment plate, a receiving platform is provided on the adjustment plate, one side of the receiving platform and one side of the adjustment groove are located in the same vertical plane, the other side of the receiving platform can be abutted against the side of the groove, and the upper end of the receiving platform and the upper end of the lifting plate are located in the same horizontal plane.

[0007] Furthermore, the lifting plate is provided with a screw hole, and the screw hole leads to the adjustment plate.

[0008] Furthermore, a fence is provided at the upper end of the lifting platform, and the groove is located above the middle of the fence.

[0009] Furthermore, a buffer is provided on the frame, and the upper end of the buffer can abut against the lower end of the lifting platform.

[0010] Furthermore, a proximity switch is provided on the side of the frame, and the proximity switch is located on the side of the movement track of the lifting platform.

[0011] Furthermore, a slide rail is provided on the side of the frame, and the proximity switch is slidably connected to the slide rail.

[0012] Furthermore, a controller is provided on the frame, and the controller is electrically connected to the proximity switch and the lifting cylinder.

[0013] Compared with the prior art, the advantages of the utility model are: low cost and easy terminal disassembly and assembly; a lifting cylinder is used to push or support the lifting platform to move up and down, the terminal to be tested is embedded from the front of the groove and erected on the upper end of the weight plate on both sides of the groove, and a weight is hung on the lower end of the terminal to be tested to test the connection strength between the terminal and the wire. If the connection between the terminal and the wire is broken within the specified time, the terminal, the wire and the weight will all fall onto the lifting platform, and the test will be judged as unqualified. BRIEF DESCRIPTION OF THE DRAWINGS

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

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

[0016] Figure 2 for Figure 1 The enlarged view of point A in the middle;

[0017] Figure 3 This is a structural schematic diagram of the lifting platform of the utility model;

[0018] Figure 4 This is a structural schematic diagram of the utility model's lifting plate;

[0019] Figure 5 This is a schematic diagram of the structure of the adjustment plate of the utility model;

[0020] Figure 6 This is a working principle diagram of the utility model.

[0021] Among them: 1. Rack; 2. Controller; 3. Buffer; 4. Lifting Cylinder; 5. Lifting Platform; 501. Fence; 502. Guide Hole; 6. Guide Post; 7. Slide Rail; 8. First Proximity Switch; 9. Second Proximity Switch; 10. Adjustment Plate; 1001. Receiver; 1002. Adjustment Slot; 11. Lifting Plate; 1101. Screw Hole; 1102. Groove; 1103. Sliding Slot; 12. Hook Plate; 13. Weight; 20. Terminal; 21. Wire. DETAILED DESCRIPTION

[0022] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined invention purpose, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0023] like Figure 1-6 As shown, a terminal weight test device includes a frame 1, a weight plate 11, a weight 13, a lifting platform 5, a guide column 6 and a lifting cylinder 4, wherein the weight plate 11 is horizontally mounted on the frame 1, the guide column 6 is vertically mounted on the frame 1, a guide hole 502 is provided on the lifting platform 5, the guide column 6 is slidably connected to the guide hole 502, the lifting cylinder 4 is mounted on the frame 1, the upper end of the lifting cylinder 4 abuts against the lower end of the lifting platform 5, and pushes or supports the lifting platform 5 to move up and down, the weight plate 11 is provided with a side-opened groove 1102, the groove 1102 is located above the lifting platform 5, the terminal 20 to be tested is embedded from the front of the groove 1102 and is mounted on the upper end of the weight plate 11 on both sides of the groove 1102, the weight 13 is suspended at the lower end of the terminal 20 to test the connection strength between the terminal 20 and the wire 21, if the connection between the terminal 20 and the wire 21 is broken, the terminal 20, the wire 21 and the weight 13 will all fall onto the lifting platform 5.

[0024] In the above embodiment, the frame 1 is provided with a hanging hook-shaped plate 12, and the weight-lifting plate 11 is horizontally mounted on the hook-shaped plate 12. The hook-shaped plate 12 can just accommodate the weight-lifting plate 11, and it is not easy to shake or move. Moreover, this embedding method is convenient for replacing the weight-lifting plates 11 with different sizes of grooves 1102 to adapt to more different types of terminals 20; the weight-lifting plate 11 is provided with a horizontally penetrating sliding groove 1103, and the sliding groove 1103 is communicated with both sides of the groove 1102. A slidable adjustment plate 10 is provided in the sliding groove 1103, and a side-opening adjustment groove 1002 is provided on the adjustment plate 10. The adjustment plate 1 0 is provided with a receiving platform 1001, one side of the receiving platform 1001 and one side of the adjusting groove 1002 are located in the same vertical plane, the other side of the receiving platform 1001 can be abutted against the side of the groove 1102, the upper end of the receiving platform 1001 and the upper end of the lifting plate 11 are located in the same horizontal plane, and the intersection of the groove 1102 and the adjusting groove 1002 is changed by changing the lateral position of the adjusting plate 10, that is, the width of the position of the terminal 20 is adjusted to adapt to terminals 20 of different sizes, ensuring that the terminal 20 can be horizontally and firmly erected on the lifting plate 11 and the receiving platform 1001, ensuring that the test conditions are sufficient and the test results are accurate.

[0025] In the above embodiment, a screw hole 1101 is provided on the weight plate 11, and the screw hole 1101 leads to the adjustment plate 10. After determining the intersection width of the groove 1102 and the adjustment groove 1002, the screw is locked into the weight plate 11 and against the adjustment plate 10 to prevent the intersection width of the groove 1102 and the adjustment groove 1002 from changing, thereby ensuring the stability of the test environment during the test; a fence 501 is provided at the upper end of the lifting platform 5, and the groove 1102 is located above the middle of the fence 501 to ensure that the weight 13 dropped during the test will not roll off the device and cause harm to the staff; a buffer 3 is provided on the frame 1, and the upper end of the buffer 3 can abut against the lower end of the lifting platform 5, and the weight 13 will fall at a relatively high speed when it falls. When a large force impacts the lifting platform 5, a buffer 3 is used to receive, buffer and unload the force to prevent the lifting platform 5, the lifting cylinder 4, etc. from being damaged by the impact; a proximity switch is provided on the side of the frame 1, and the proximity switch is located on the side of the movement trajectory of the lifting platform 5, and is used to detect the position of the lifting platform 5; a slide rail 7 is provided on the side of the frame 1, and the proximity switch is slidably connected to the slide rail 7, and the position of the proximity switch can be adjusted; a controller 2 is provided on the frame 1, and the controller 2 is electrically connected to the proximity switch and the lifting cylinder 4, and the position of the lifting platform 5 is determined in time through a feedback signal to facilitate the operation of the lifting cylinder 4, so as to prevent the weight 13 from falling when the upper end of the lifting cylinder 4 is against the lifting platform 5, thereby causing damage to the lifting cylinder 4.

[0026] Description of the working method of this utility model:

[0027] Before the test begins, select the weight plate 11 and the adjustment plate 10 suitable for the type of the terminal 20 to be tested, move the adjustment plate 10 horizontally, adjust the width of the terminal 20, and ensure that the terminal 20 is installed firmly; embed the terminal 20 to be tested from the front of the groove 1102 and install it on the upper end of the weight plate 11 on both sides of the groove 1102, the lower end of the terminal 20 to be tested is the wire 21, and the wire 21 is tied to the weight 13, then the cylinder rod of the lifting cylinder 4 is controlled to descend, and the corresponding lifting platform 5 is slowly lowered until the wire 21 connected to the terminal 20 is completely straightened, and the weight 13 is tied to the wire 21 after continuing to descend. 3 is suspended in the air, the lifting platform 5 descends to the upper end of the buffer 3 and is supported by the buffer 3, the cylinder rod continues to descend to the bottom, and at the same time, the first proximity switch 8 on the side of the lifting platform 5 detects a signal, and the controller 2 starts timing; if the terminal 20 and the wire 21 are not broken within the specified time, the terminal 20 weight test is qualified; if the terminal 20 and the wire 21 are broken within the specified time, the weight 13 falls onto the lifting platform 5, and the lifting platform 5 will still descend to a certain height under the support of the buffer 3, thereby triggering the second proximity switch 9, and then sending a detection signal to determine that the test is unqualified. After the test is completed, start the lifting cylinder 4 to push the lifting platform 5 up, the lifting cylinder 4 takes over the lifting platform 5 from the buffer 3, the buffer 3 is naturally reset, and the lifting cylinder 4 is pushed to the upper limit to carry out the next set of tests.

[0028] The above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model is described in detail with reference to the above embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the above embodiments, or replace some or all of the technical features therein with equivalents. These modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model.

Claims

1. A terminal hoisting test device, characterized in that: It includes a frame, a lifting plate, weights, a lifting platform, a guide column and a lifting cylinder. The lifting plate is horizontally mounted on the frame, the guide column is vertically mounted on the frame, a guide hole is provided on the lifting platform, the guide column is slidably connected to the guide hole, the lifting cylinder is installed on the frame, the upper end of the lifting cylinder abuts against the lower end of the lifting platform, the lifting plate is provided with a side-opened groove, the groove is located above the lifting platform, the terminals to be tested are mounted on the upper ends of the lifting plate on both sides of the groove, and weights are hung on the lower ends of the terminals to be tested.

2. The terminal hoisting weight test device according to claim 1, characterized in that: The frame is provided with a hanging hook-shaped plate, and the weight-hanging plate is horizontally mounted on the hook-shaped plate.

3. The terminal hoisting weight test device according to claim 1, characterized in that: The lifting plate is provided with a transversely penetrating sliding groove, the sliding groove is communicated with both sides of the groove, a slidable adjustment plate is provided in the sliding groove, a side-opening adjustment groove is provided on the adjustment plate, a receiving platform is provided on the adjustment plate, one side of the receiving platform and one side of the adjustment groove are located in the same vertical plane, the other side of the receiving platform can be abutted against the side of the groove, and the upper end of the receiving platform and the upper end of the lifting plate are located in the same horizontal plane.

4. The terminal hoisting weight test device according to claim 3, characterized in that: The lifting plate is provided with screw holes, and the screw holes lead to the adjusting plate.

5. The terminal hoisting weight test device according to claim 1, characterized in that: A fence is arranged at the upper end of the lifting platform, and the groove is located above the middle part of the fence.

6. The terminal hoisting weight test device according to claim 1, characterized in that: The frame is provided with a buffer, and the upper end of the buffer can abut against the lower end of the lifting platform.

7. The terminal hoisting weight test device according to claim 1, characterized in that: A proximity switch is provided on the side of the frame, and the proximity switch is located on the side of the movement track of the lifting platform.

8. The terminal hoisting weight test device according to claim 7, characterized in that: A slide rail is provided on the side of the frame, and the proximity switch is slidably connected to the slide rail.

9. The terminal hoisting weight test device according to claim 7, characterized in that: The frame is provided with a controller, and the controller is electrically connected to the proximity switch and the lifting cylinder.

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