CN214750764U - Testing tool for cable alignment - Google Patents

Abstract

The utility model discloses a test fixture for cable is to line, base including the cross-section for L shape, surface welding has the fixed block on the base, the mounting groove has been seted up in the fixed block, the diapire rotates through the bearing in the mounting groove and is connected with the pivot, pivot interference fit has first gear, first gear engagement has two first racks, first rack all with the mounting groove sliding connection of fixed block, two the lateral wall that first gear one side was kept away from to first rack has all welded the installation piece, two the mounting hole has all been seted up to the installation piece, two all be provided with in the installation piece and press from both sides tight fixing device. The utility model discloses a test fixture only needs the step of inserting the plug can accomplish continuous conduction detection to saved and extracted the step, simplified operation process greatly, improved detection efficiency, simultaneously, the plug can self-holding be fixed after inserting, has effectively avoided the plug to rock and has leaded to the testing result inaccurate.

Description

Testing tool for cable alignment

Technical Field

The utility model relates to a distribution terminal technical field especially relates to a section is used for test fixture of cable to line.

Background

The aviation plug generally comprises a male plug and a female socket, wherein the plug is also called a free-end aviation plug, and the socket is also called a fixed aviation plug. The connection and disconnection of the circuit are realized by the connection and disconnection of the plug, the socket and the plug, so that various connection modes of the plug and the socket are generated. The wiring of the aerial-plug internal cable is complex, each pair of plug and socket internal wiring forms a loop, only one-to-one correspondence can be communicated, and whether wiring is accurate can not be confirmed after the external shell is packaged, so that a test work is generally adopted for conducting test on the plug and socket.

Among the prior art, current test fixture is in the testing process, needs the tester to insert the plug into the socket and carry out the test one by one, still need pull out the plug that the test was accomplished after the test is accomplished, inserts the next plug that awaits measuring again, and the operation process is loaded down with trivial details, greatly reduced efficiency of software testing, insert the testing process simultaneously, the not hard up of plug easily leads to the test result inaccurate.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and a section that provides is used for the test fixture of cable to the line.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a test fixture for cable is to line, includes that the cross-section is the base of L shape, surface welding has the fixed block on the base, the mounting groove has been seted up in the fixed block, the diapire rotates through the bearing in the mounting groove and is connected with the pivot, pivot interference fit has first gear, first gear engagement has two first racks, first rack all with the mounting groove sliding connection of fixed block, two the lateral wall that first gear one side was kept away from to first rack all welds the installation piece, two the mounting hole has all been seted up to the installation piece, two all be provided with in the installation piece and press from both sides tight fixing device.

Preferably, press from both sides tight fixing device and include two sliding tray of seting up in the installation piece, two the sliding tray symmetry is seted up, sliding tray sliding sleeve has the slider, slider threaded connection has the threaded rod, the one end that the slider was kept away from to the threaded rod with the sliding tray inside wall passes through the bearing and rotates the connection, the slider runs through and extends to in the mounting hole, the lateral wall welding that the slider is located one side in the mounting hole has the clamp plate, be provided with actuating mechanism in the installation piece.

Preferably, the driving mechanism includes two second racks, the two second racks are both connected with the mounting block in a sliding manner in a penetrating manner and penetrate through the corresponding sliding grooves, a section of the second rack located in the sliding grooves is engaged with a second gear, the second gear is in interference fit with the corresponding threaded rod, a driving plate is welded at one end of the second rack located outside the mounting block, and a spring is fixedly connected between the driving plate and the mounting block.

Preferably, the lead angle of the threaded rod is smaller than the equivalent friction angle of a screw pair consisting of the threaded rod and the corresponding slide block.

Preferably, the mounting groove inner wall has a plurality of stoppers through spacing groove sliding connection, the stopper with correspond first rack welding.

Preferably, the section of the clamping plate is in a semi-circular arc shape, and a rubber pad is glued on the arc surface of one side of the clamping plate, which is far away from the corresponding second gear.

The utility model discloses contrast prior art, its advantage lies in:

1. by arranging the first gear and the first rack and two groups of detection devices, after one group of detection devices completes detection, the next plug to be detected is inserted into the installation block of the other group of detection devices, and the first gear is meshed with the first rack, so that the last plug to be detected is automatically pulled out, the complexity of the pulling-out process required in each detection is avoided, only the next plug to be detected needs to be directly inserted, the operation process is greatly simplified, and the detection efficiency is improved;

2. in the plug inserting process, the plug is inserted through the mounting hole, the driving plate is driven to move, the driving clamping plate clamps the inserted plug through the arrangement of the second gear, the second rack, the threaded rod and the sliding block, and therefore the situation that the inserted plug shakes to influence a detection result in the detection process is avoided.

Drawings

Fig. 1 is a schematic structural diagram of a testing tool for cable alignment according to the present invention;

fig. 2 is a cross-sectional view of a testing tool for cable alignment according to the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 2;

fig. 5 is a cross-sectional view taken at C-C in fig. 2.

In the figure: the device comprises a base 1, a fixing block 2, a mounting groove 3, a rotating shaft 4, a first gear 5, a first rack 6, a mounting block 7, a mounting hole 8, a sliding groove 9, a sliding block 10, a clamping plate 11, a threaded rod 12, a second gear 13, a second rack 14, a driving plate 15, a spring 16, a limiting groove 17 and a limiting block 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, a testing tool for cable alignment comprises a base 1 with an L-shaped cross section, a detection socket is arranged at a position, corresponding to a mounting hole 8, of a protruding portion of the base 1, so that a plug can be inserted into the detection socket for detection, a fixing block 2 is welded on the upper surface of the base 1, a mounting groove 3 is formed in the fixing block 2, a rotating shaft 4 is rotatably connected to the bottom wall of the mounting groove 3 through a bearing, the rotating shaft 4 is in interference fit with a first gear 5, the first gear 5 is meshed with two first racks 6, the first racks 6 are both in sliding connection with the mounting grooves 3 of the fixing block 2, mounting blocks 7 are welded on side walls, far away from one side of the first gear 5, of the two first racks 6, the mounting holes 8 are both formed in the two mounting blocks 7, and clamping and fixing devices are arranged in the two mounting blocks 7.

Press from both sides tight fixing device and include two sliding tray 9 of seting up in installation piece 7, two sliding tray 9 symmetries are seted up, two sliding tray 9 parallel symmetry set up, sliding tray 9 slides in and has cup jointed slider 10, slider 10 threaded connection has threaded rod 12, two threaded rods 12 that are located same installation piece 7 have the opposite screw thread of turning to, thereby make when drive plate 15 drives two second gears 13 towards the same antiport, two clamp plates 11 can move in opposite directions, thereby press from both sides the plug tightly, the one end that slider 10 was kept away from to threaded rod 12 passes through the bearing rotation with the sliding tray 9 inside wall and is connected, slider 10 runs through and extends to in mounting hole 8, the lateral wall welding that slider 10 is located one side in mounting hole 8 has clamp plate 11, be provided with actuating mechanism in the installation piece 7.

The driving mechanism comprises two second racks 14, the two second racks 14 are connected with the mounting block 7 in a sliding mode in a penetrating mode and penetrate through the corresponding sliding grooves 9, a second gear 13 is meshed with one section, located in the sliding grooves 9, of the second rack 14, the second gear 13 is in interference fit with the corresponding threaded rod 12, a driving plate 15 is welded to one end, located outside the mounting block 7, of the second rack 14, and a spring 16 is fixedly connected between the driving plate 15 and the mounting block 7.

The lead angle of the threaded rod 12 is smaller than the equivalent friction angle of a screw pair formed by the threaded rod 12 and the corresponding sliding block 10, so that the threaded connection between the threaded rod 12 and the sliding block 10 realizes self-locking, and the phenomenon that the threaded connection part shakes is avoided, so that the clamping plate 11 shakes to cause unstable clamping.

The inner wall of the mounting groove 3 is connected with a plurality of limiting blocks 18 through limiting grooves 17 in a sliding mode, the limiting blocks 18 are welded with the corresponding first racks 6, the limiting blocks 18 are matched with the limiting grooves 17 to prevent the first racks 6 from transversely sliding out of the mounting groove 3, and the accuracy of the movement track of the first racks 6 is guaranteed.

The cross-section of clamp plate 11 is half-circular arc, and half-circular arc agrees with the circular shell of plug, and the arc surface veneer that clamp plate 11 kept away from corresponding second gear 13 one side has the rubber pad, and the rubber pad increases frictional force, guarantees to press from both sides tight stability, avoids the too big damage that leads to the plug shell of clamp force simultaneously.

When the test tool of the utility model is used, the plug to be detected is inserted into the mounting hole 8 of the mounting block 7 at one side, thereby the mounting block 7 is driven to move together by the bulge of the plug shell, the plug is inserted into the detection socket of the base 1, in the inserting process, the bulge of the plug shell drives the driving plate 15 to move towards the direction close to the mounting block 7, so that the driving plate 15 drives the second rack 14 to move, the two second gears 13 engaged with the second rack 14 rotate, the second gears 13 drive the threaded rods 12 in interference fit with the second gears 13 to rotate, because the thread directions of the two threaded rods 12 are opposite, the two threaded rods 12 are driven by the second gear 13 to rotate in the same reverse direction, so that the two sliders 10 move oppositely, the included angle plate 11 welded with the sliders 10 moves oppositely, and a plug inserted into the detection socket is clamped tightly for detection;

after the detection is finished, only the next plug to be detected is inserted into the mounting hole 8 of the mounting block 7 at the other side, so that the mounting block 7 at the other side moves, and the first rack 6 at the side moves, the first rack 6 drives the gear 5 meshed with the first rack to rotate, the gear 5 rotates to drive the rack at the side which is finished with the detection to move in the reverse direction, so that the plug which is finished with the detection is extracted, meanwhile, under the action of the elastic force of the spring 16, the driving plate 15 moves in the reverse direction away from the mounting block 7, so that the second rack 14 moves, and finally the threaded rod 12 rotates, so that the clamping plate 11 which is originally clamped moves back and back, the plug is loosened, the plug loses the clamping and directly falls onto the base 1, after the detection plug is inserted, the detection is carried out, the plug is inserted into the other side again after the detection is finished, so that the operation of inserting the plug is needed, and the operation process of extracting the detection finished plug is omitted, the operation steps are simplified, and the detection efficiency is improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a test fixture for cable is to line, includes that the cross-section is base (1) of L shape, its characterized in that, base (1) upper surface welding has fixed block (2), mounting groove (3) have been seted up in fixed block (2), the bottom wall rotates through the bearing in mounting groove (3) and is connected with pivot (4), pivot (4) interference fit has first gear (5), first gear (5) meshing has two first racks (6), first rack (6) all with mounting groove (3) sliding connection of fixed block (2), two the lateral wall that first gear (5) one side was kept away from in first rack (6) all welds installation piece (7), two mounting hole (8), two all be provided with clamping fixing device in installation piece (7).

2. The testing tool for cable alignment according to claim 1, wherein the clamping and fixing device comprises two sliding grooves (9) formed in the mounting block (7), the two sliding grooves (9) are symmetrically formed, a sliding block (10) is sleeved in the sliding groove (9) in a sliding mode, a threaded rod (12) is connected to the sliding block (10) in a threaded mode, one end, far away from the sliding block (10), of the threaded rod (12) is rotatably connected with the inner side wall of the sliding groove (9) through a bearing, the sliding block (10) extends into the mounting hole (8) in a penetrating mode, a clamping plate (11) is welded to the side wall, located on one side of the inner side of the mounting hole (8), of the sliding block (10), and a driving mechanism is arranged in the mounting block (7).

3. A testing tool for cable alignment according to claim 2, wherein the driving mechanism comprises two second racks (14), the two second racks (14) are connected with the mounting block (7) in a sliding mode and penetrate through the corresponding sliding grooves (9), a section, located in the sliding grooves (9), of each second rack (14) is meshed with a second gear (13), the second gear (13) is in interference fit with the corresponding threaded rod (12), a driving plate (15) is welded to one end, located outside the mounting block (7), of each second rack (14), and a spring (16) is fixedly connected between each driving plate (15) and the mounting block (7).

4. The testing tool for cable alignment according to claim 2, wherein a lead angle of the threaded rod (12) is smaller than an equivalent friction angle of a screw pair formed by the threaded rod (12) and the corresponding slide block (10).

5. The testing tool for cable alignment according to claim 1, wherein a plurality of limiting blocks (18) are connected to the inner wall of the mounting groove (3) in a sliding mode through limiting grooves (17), and the limiting blocks (18) are welded to the corresponding first racks (6).

6. The testing tool for cable alignment according to claim 2, wherein the section of the clamping plate (11) is in a semi-circular arc shape, and a rubber pad is glued to the circular arc surface of one side, away from the corresponding second gear (13), of the clamping plate (11).

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