Clamp for testing cable signal capability
By designing a motor-driven clamping and detection system, the problem of not being able to adapt to cables of different lengths in the prior art is solved, and the flexibility and breadth are improved and automated inspection are achieved, reducing costs and complexity.
Patent Information
- Application Number
- CN202420778798.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-16
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-04-16
AI Technical Summary
Existing cable test fixtures cannot adapt to cables of different lengths, resulting in limited flexibility and breadth in practical applications. Different test equipment or fixtures are required for cables of different lengths, which increases the cost and complexity of use. .
A fixture including a test platform, a moving groove, a clamping assembly, an adjustment assembly and a moving assembly was designed. The clamping and automated detection of cables of different lengths were achieved through the motor drive gear and slide rod system, which facilitates the cables of different lengths. test.
Improves flexibility and breadth of cable testing, reduces usage costs and complexity, and improves inspection speed and productivity through automated inspection.
Smart Images
Figure CN222212834U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of cable testing, in particular to a clamp for testing the signal capability of a cable. Background Art
[0002] Cable testing refers to the inspection of the cross-sectional size, appearance, weight, tensile strength, compressive strength, abrasion resistance, resistance, capacitance, insulation resistance, partial discharge, etc. of wires and cables.
[0003] With the rapid development of electronic technology, cables are the main medium for signal transmission, and their performance directly affects the stability and reliability of the entire system. Therefore, it is particularly important to test the signal capability of cables. It is necessary to develop a fixture to test the signal capability of cables and detect the cable signals.
[0004] Chinese patent publication number: CN213122042U discloses "a test fixture for testing CPCI board signals", including a printed circuit board, a rear end plug, a fixed block, a front end socket a and a slide member, the printed circuit board is inserted into the chassis along the chassis slide, and the length of the printed circuit board is not less than the length of the chassis slide; the front end is the direction facing people, the rear end of the printed circuit board is connected to the rear end plug, and the rear end plug is connected to the chassis backplane connector after the printed circuit board is inserted into the chassis slide; the front end socket a is connected to the front end of the printed circuit board, and the chassis backplane signal is transmitted to the front end socket a along the rear end plug and the printed circuit board; the fixed block is connected to the front end of the printed circuit board, and the slide member is connected to the fixed block. During testing, the slide member rotates to the test position corresponding to the front end socket a, and the tested board slides along the slide member and is connected to the front end socket a. When testing the CPCI board, while ensuring that the CPCI board is reliably connected to the chassis backplane signal, the installation position of the CPCI board is extended from the inside of the chassis to the outside of the chassis through the test fixture.
[0005] In the above-mentioned prior art, during testing, the slide member rotates to the test position corresponding to the front-end socket a, and the tested board slides along the slide member and is connected to the front-end socket a. When testing the CPCI board, while ensuring that the CPCI board is reliably connected to the chassis backplane signal, the installation position of the CPCI board is extended from the inside of the chassis to the outside of the chassis through the test fixture. However, during use, the existing device does not have the function of clamping and fixing cables of different lengths, and cannot adapt to the testing requirements of cables of different lengths, thereby limiting its flexibility and extensiveness in practical applications. Different test equipment or fixtures need to be prepared for cables of different lengths, which increases the cost and complexity of use. Utility Model Content
[0006] The purpose of the utility model is to provide a clamp for testing the signal capacity of a cable, so as to solve the problem proposed in the above background technology that it does not have the function of clamping, fixing and adjusting cables of different lengths, and cannot adapt to the testing needs of cables of different lengths, thereby limiting its flexibility and breadth in practical applications. Different test equipment or clamps need to be prepared for cables of different lengths, which increases the cost and complexity of use.
[0007] In order to solve the above technical problems, the utility model provides the following technical solutions: a fixture for testing the signal capability of a cable, comprising a test platform, a movable groove is provided inside the test platform, a clamping component is installed inside the movable groove, an adjustment component is installed on one side of the clamping component, and a movable component is provided on the upper end of the adjustment component;
[0008] The clamping assembly includes a clamping bin, a first motor is installed inside the clamping bin, a gear is installed at the output end of the first motor, a first rack is installed on one side of the gear, a first slide bar is provided at one end of the first rack, a second rack is installed on the other side of the gear, a second slide bar is installed at one end of the second rack, a first slide bar is provided on one side of the first rack, a slide rail is installed on one side of the first slide bar, and a clamping block is installed on one side of the second slide bar;
[0009] The adjustment assembly includes an adjustment bin, a second motor is installed on one side of the adjustment bin, a forward and reverse screw rod is installed on the output end of the second motor, a first moving block is sleeved on the outer side of the forward and reverse screw rod, a second slider is installed on one side of the first moving block, and a transverse groove is opened in the adjustment bin at a position corresponding to the movement of the second slider;
[0010] The moving component includes a third motor, a screw rod is installed at the output end of the third motor, a second moving block is installed on the outer side of the screw rod, a moving rod is installed on the upper end of the second moving block, a sliding groove is opened in the adjustment bin at the position corresponding to the movement of the moving rod, and a cable signal detector is installed on one side of the moving rod.
[0011] Preferably, the clamping bins are in a plurality of groups, the plurality of groups of the clamping bins are symmetrically arranged in the movable groove, and the second sliding block is detachably connected to the clamping bins.
[0012] Preferably, the gear is meshed with the first rack and the second rack respectively, and the second slide bar and the first slide bar penetrate the clamping bin and extend to the outside thereof.
[0013] Preferably, the clamping bin is provided with a moving groove at a position corresponding to the movement of the second sliding rod and the first sliding rod, and the first sliding block is slidably connected to the sliding rail.
[0014] Preferably, the adjustment bin is fixedly arranged on one side of the movable groove, the second motor is detachably connected to the forward and reverse screw rods, the first movable block is divided into multiple groups, and the multiple groups of the first movable blocks are symmetrically arranged on the outside of the forward and reverse screw rods, and the first movable block matches the forward and reverse screw rods.
[0015] Preferably, the second sliding block is slidably connected to the transverse groove, the third motor is detachably arranged above the second motor, and the third motor is detachably connected to the screw rod.
[0016] Preferably, the second moving block matches the screw rod, the moving rod passes through the adjustment bin and extends to the outside thereof, and the moving rod is slidably connected to the slide groove.
[0017] Compared with the prior art, the beneficial effects achieved by the utility model are:
[0018] First, the utility model provides an adjustment component and a clamping component, which facilitates the clamping of cables of different lengths, improves flexibility and versatility in practical applications, does not need to prepare different test equipment or fixtures for cables of different lengths, reduces the cost and complexity of use, and clamps the cables by starting the first motor to drive the second slide bar and the first slide bar to move relative to each other, and uses the second motor to drive the symmetrically arranged first moving blocks to move relative to each other, which facilitates the clamping of cables of different lengths and facilitates subsequent detection.
[0019] Second, the utility model realizes automated detection operation of cables through the provision of mobile components, improves the detection speed of cables, reduces the time and labor cost of manual operation, and thus improves production efficiency. By starting the third motor, the third motor drives the screw rod to rotate, the rotation of the screw rod drives the second moving block to move, and the movement of the second moving block drives the cable signal detector to move, so as to detect the cable. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 It is a structural schematic diagram of the utility model;
[0021] Figure 2 It is a cross-sectional view of the clamping assembly of the utility model;
[0022] Figure 3 It is a cross-sectional view of the adjustment assembly of the utility model;
[0023] Figure 4 It is a structural schematic diagram of the clamping assembly of the utility model.
[0024] In the figure: 1. test platform; 2. moving groove; 3. clamping assembly; 301. clamping bin; 302. first motor; 303. gear; 304. first rack; 305. first slide bar; 306. second rack; 307. second slide bar; 308. first slider; 309. slide rail; 310. clamping block; 4. adjustment assembly; 401. adjustment bin; 402. second motor; 403. forward and reverse screw rods; 404. first moving block; 405. second slider; 406. horizontal groove; 5. moving assembly; 501. third motor; 502. screw rod; 503. second moving block; 504. moving rod; 505. slide groove; 506. cable signal detector. DETAILED DESCRIPTION
[0025] 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.
[0026] See also Figure 1-Figure 4 A fixture for testing the signal capability of a cable comprises a test platform 1, a moving groove 2 is provided inside the test platform 1, a clamping assembly 3 is installed inside the moving groove 2, an adjustment assembly 4 is installed on one side of the clamping assembly 3, and a moving assembly 5 is arranged on the upper end of the adjustment assembly 4; the clamping assembly 3 comprises a clamping chamber 301, a first motor 302 is installed inside the clamping chamber 301, a gear 303 is installed on the output end of the first motor 302, a first rack 304 is installed on one side of the gear 303, a first slide bar 305 is arranged on one end of the first rack 304, a second rack 306 is installed on the other side of the gear 303, a second slide bar 307 is installed on one end of the second rack 306, a first slide bar 308 is arranged on one side of the first rack 304, a slide rail 309 is installed on one side of the first slide bar 308, and a second slide bar 307 is installed on one end of the second rack 306. A clamping block 310 is installed on one side; the adjustment component 4 includes an adjustment bin 401, a second motor 402 is installed on one side of the adjustment bin 401, a forward and reverse screw rod 403 is installed on the output end of the second motor 402, a first moving block 404 is sleeved on the outer side of the forward and reverse screw rod 403, a second slider 405 is installed on one side of the first moving block 404, and a transverse groove 406 is opened in the adjustment bin 401 at a position corresponding to the movement of the second slider 405; the moving component 5 includes a third motor 501, a screw rod 502 is installed on the output end of the third motor 501, a second moving block 503 is installed on the outer side of the screw rod 502, a moving rod 504 is installed on the upper end of the second moving block 503, a slide groove 505 is opened in the adjustment bin 401 at a position corresponding to the movement of the moving rod 504, and a cable signal detector 506 is installed on one side of the moving rod 504.
[0027] Through the above technical scheme, by setting the adjustment component 4 and the clamping component 3, it is convenient to clamp cables of different lengths, which improves the flexibility and extensiveness in practical applications. There is no need to prepare different test equipment or fixtures for cables of different lengths, which reduces the cost and complexity of use. By starting the first motor 302 to drive the second slide bar 307 and the first slide bar 305 to move relative to each other, the cable is clamped, and the second motor 402 is used to drive the symmetrically arranged first moving block 404 to move relative to each other, which is convenient for clamping cables of different lengths and facilitating subsequent detection. By setting the moving component 5, the automatic detection operation of the cable is realized, the detection speed of the cable is improved, and the time and labor cost of manual operation are reduced, thereby improving production efficiency. By starting the third motor 501, the third motor 501 drives the screw rod 502 to rotate, the rotation of the screw rod 502 drives the second moving block 503 to move, and the movement of the second moving block 503 drives the cable signal detector 506 to move, so as to detect the cable.
[0028] Specifically, there are multiple groups of clamping bins 301 , which are symmetrically arranged in the movable groove 2 , and the second sliding block 405 is detachably connected to the clamping bins 301 .
[0029] Through the above technical solution, multiple groups of clamping bins 301 facilitate clamping of both ends of the cable, multiple groups of clamping bins 301 facilitate movement of the movable slot 2 in the movable slot, and facilitate use of the second motor 402 to drive the symmetrically arranged first movable block 404 to move relative to each other, thereby driving the symmetrically arranged clamping bins 301 to move relative to each other.
[0030] Specifically, the gear 303 is meshed with the first rack 304 and the second rack 306 respectively, and the second slide bar 307 and the first slide bar 305 penetrate the clamping bin 301 and extend to the outside thereof.
[0031] Through the above technical solution, it is convenient to start the first motor 302 to drive the gear 303 to rotate. The rotation of the gear 303 drives the second rack 306 and the first rack 304 to move relative to each other. The relative movement of the second rack 306 and the first rack 304 drives the second slide bar 307 and the first slide bar 305 to move relative to each other, thereby clamping the cable.
[0032] Specifically, the clamping bin 301 is provided with a moving groove at a position corresponding to the movement of the second sliding rod 307 and the first sliding rod 305 , and the first sliding block 308 is slidably connected to the sliding rail 309 .
[0033] Through the above technical solution, the first slider 308 and the slide rail 309 are both arranged on one side of the second rack 306 and the first rack 304 to ensure that the second rack 306 and the first rack 304 move in a straight line, and the moving groove facilitates the movement of the second slide bar 307 and the first slide bar 305.
[0034] Specifically, the adjustment bin 401 is fixedly arranged on one side of the movable groove 2, the second motor 402 is detachably connected to the forward and reverse screw rods 403, the first movable block 404 is divided into multiple groups, and the multiple groups of first movable blocks 404 are symmetrically arranged on the outer side of the forward and reverse screw rods 403, and the first movable block 404 matches the forward and reverse screw rods 403.
[0035] Through the above technical solution, the second motor 402 is conveniently used to drive the symmetrically arranged first moving blocks 404 to move relative to each other, thereby driving the symmetrically arranged clamping blocks 310 to move relative to each other, making it convenient to clamp cables of different lengths and facilitate subsequent detection.
[0036] Specifically, the second sliding block 405 is slidably connected to the transverse groove 406 , the third motor 501 is detachably arranged above the second motor 402 , and the third motor 501 is detachably connected to the lead screw 502 .
[0037] Through the above technical solution, the first motor 302 , the second motor 402 , and the third motor 501 are all externally connected to a power supply and a controller to ensure the independent operation of each device and facilitate the third motor 501 to drive the screw rod 502 to rotate.
[0038] Specifically, the second moving block 503 matches the screw rod 502 , the moving rod 504 penetrates the adjustment chamber 401 and extends to the outside thereof, and the moving rod 504 is slidably connected to the slide groove 505 .
[0039] Through the above technical solution, the screw rod 502 is rotated, the screw rod 502 drives the second movable block 503 to move, and the second movable block 503 moves to drive the cable signal detector 506 to move, so as to detect the cable, realize the automatic detection operation of the cable, improve the detection speed of the cable, and reduce the time and labor cost of manual operation.
[0040] During use, when the cable needs to be clamped and fixed, the cable is placed at the upper end of the clamping bin 301, and the first motor 302 is started. The first motor 302 drives the gear 303 to rotate. The rotation of the gear 303 drives the second rack 306 and the first rack 304 to move relative to each other. The second rack 306 and the first rack 304 move relative to each other, driving the second slide bar 307 and the first slide bar 305 to move relative to each other. The second slide bar 307 and the first slide bar 305 move relative to each other, driving the symmetrically arranged clamping blocks 310 to move relative to each other, and the symmetrically arranged clamping blocks 310 move relative to each other to clamp the cable. The second motor 402 is started, and the second motor 402 drives the forward and reverse screw rods 403 to rotate. The positive and negative screw rods 403 rotate to drive the symmetrically arranged first moving block 404 to move relative to each other, the symmetrically arranged first moving block 404 moves relative to each other and drives the symmetrically arranged second slider 405 to move relative to each other, the symmetrically arranged second slider 405 moves relative to each other and drives the symmetrically arranged clamping bin 301 to move relative to each other, so that the clamped cables are stretched open. When the cables need to be inspected, the third motor 501 is started, and the third motor 501 drives the screw rod 502 to rotate, and the screw rod 502 rotates to drive the second moving block 503 to move, and the second moving block 503 moves to drive the moving rod 504 to move, and the moving rod 504 moves to drive the cable signal detector 506 to move, so as to inspect the cables.
[0041] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit thereof, and the scope of the invention is defined by the appended claims and their equivalents.
Claims
1. A fixture for testing the signal capability of a cable, comprising a test platform (1), characterized in that: The testing platform (1) is provided with a moving groove (2) inside, a clamping assembly (3) is installed inside the moving groove (2), an adjustment assembly (4) is installed on one side of the clamping assembly (3), and a moving assembly (5) is arranged at the upper end of the adjustment assembly (4); The clamping assembly (3) comprises a clamping bin (301), a first motor (302) is installed inside the clamping bin (301), a gear (303) is installed at the output end of the first motor (302), a first rack (304) is installed on one side of the gear (303), a first slide bar (305) is provided at one end of the first rack (304), a second rack (306) is installed on the other side of the gear (303), a second slide bar (307) is installed at one end of the second rack (306), a first slider (308) is provided on one side of the first rack (304), a slide rail (309) is installed on one side of the first slider (308), and a clamping block (310) is installed on one side of the second slide bar (307); The adjustment assembly (4) comprises an adjustment chamber (401), a second motor (402) is installed on one side of the adjustment chamber (401), a forward and reverse screw rod (403) is installed on the output end of the second motor (402), a first moving block (404) is sleeved on the outer side of the forward and reverse screw rod (403), a second sliding block (405) is installed on one side of the first moving block (404), and a transverse groove (406) is provided on the adjustment chamber (401) at a position corresponding to the movement of the second sliding block (405); The moving assembly (5) comprises a third motor (501), a screw rod (502) is installed at the output end of the third motor (501), a second moving block (503) is installed on the outer side of the screw rod (502), a moving rod (504) is installed on the upper end of the second moving block (503), a sliding groove (505) is provided in the adjustment bin (401) at a position corresponding to the movement of the moving rod (504), and a cable signal detector (506) is installed on one side of the moving rod (504).
2. A fixture for testing cable signal capability according to claim 1, characterized in that: The clamping bins (301) are multiple groups, and the multiple groups of clamping bins (301) are symmetrically arranged in the movable groove (2), and the second sliding block (405) is detachably connected to the clamping bins (301).
3. A fixture for testing cable signal capability according to claim 1, characterized in that: The gear (303) is meshed with the first rack (304) and the second rack (306) respectively, and the second slide bar (307) and the first slide bar (305) penetrate the clamping bin (301) and extend to the outside thereof.
4. A fixture for testing cable signal capability according to claim 1, characterized in that: The clamping bin (301) is provided with a moving groove at a position corresponding to the movement of the second sliding rod (307) and the first sliding rod (305), and the first sliding block (308) is slidably connected to the sliding rail (309).
5. A fixture for testing cable signal capability according to claim 1, characterized in that: The adjustment bin (401) is fixedly arranged on one side of the movable groove (2); the second motor (402) is detachably connected to the forward and reverse screw rods (403); the first movable blocks (404) are multiple groups; the multiple groups of the first movable blocks (404) are symmetrically arranged on the outer sides of the forward and reverse screw rods (403); and the first movable blocks (404) match the forward and reverse screw rods (403).
6. A fixture for testing cable signal capability according to claim 1, characterized in that: The second sliding block (405) is slidably connected to the transverse groove (406); the third motor (501) is detachably arranged above the second motor (402); and the third motor (501) is detachably connected to the lead screw (502).
7. A fixture for testing cable signal capability according to claim 1, characterized in that: The second moving block (503) matches the screw rod (502), the moving rod (504) penetrates the adjustment bin (401) and extends to the outside thereof, and the moving rod (504) is slidably connected to the slide groove (505).