Chuck for cable tension test

Abstract

The utility model discloses a chuck for cable tension test, which relates to the technical field of cable clamps, and comprises a mounting plate, a plurality of fixing rods, a fixing plate, a driving moving structure, a pair of connecting plates and a pair of clamping plates, the plurality of fixing rods are arranged between the mounting plate and the fixing plate, the upper surface of the mounting plate is connected with a cable tension test main body, and the upper surface of the fixing plate is connected with the cable tension test main body. A pair of parallel first sliding grooves are formed in the bottom face of the fixing plate, first sliding blocks are arranged at the tops of the connecting plates respectively, and the connecting plates are horizontally connected in the first sliding grooves in a sliding mode through the first sliding blocks. According to the utility model, the cable is inserted between the limiting grooves of the pair of clamping plates to form the jack, the cable is clamped by the inner walls of the limiting grooves through the horizontal movement of the clamping plates, the cable is ensured to be vertical, the test effect is improved, the inner sides of the limiting grooves act on the surface of the inserted cable, the clamping stability is ensured, the installation is convenient and fast, and the test efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable clamp technical field, concretely is a kind of chuck for cable tension test. BACKGROUND

[0002] Cable is the general term of optical cable, cable and other articles. Cable has many purposes, mainly used for control installation, connect equipment, transport power and other multiple roles, is a common and indispensable thing in daily life.

[0003] Cable tension test is an essential detection process in its production process. The existing cable tension test device is complicated when installing cable, needs to knot cable wire head first to form annular, then is hung on the hook, knot is not firm and is easy to test failure, needs to be reinstalled, time-consuming and labor-saving, it is more troublesome. In addition, the existing installation mode does not consider the accuracy of cable installation position and the uniformity of cable installation position stress, which may affect the test result. UTILITY MODEL CONTENT

[0004] In view of the above shortcomings of prior art, the utility model provides a kind of chuck for cable tension test, cable is inserted into the insertion port formed between a pair of limit slot of clamping plate, the inner wall of limit slot is clamped to cable by clamping plate horizontal movement, ensure that cable is vertical, improve test effect, the inside of limit slot acts on the surface of inserted cable, ensure the stability of clamping, it is convenient and fast to install, improve test efficiency.

[0005] To achieve the above object, the utility model is realized by the following technical scheme: a kind of chuck for cable tension test, including mounting plate, multiple fixed rods, fixed plate, drive moving structure, a pair of connecting plates and a pair of clamping plates, multiple fixed rods are arranged between mounting plate and fixed plate, the upper surface of mounting plate is connected with cable tension test main body, the bottom surface of fixed plate is equipped with a pair of mutually parallel first sliding slot, a pair of connecting plates top is respectively provided with first sliding block, and is connected by first sliding block in first sliding slot horizontal sliding, a pair of clamping plates are vertically parallel and are fixedly connected with the bottom of connecting plate at top, a pair of limit slot is vertically opened in the center position of the face of a pair of clamping plates close to each other, a pair of limit slot forms the insertion port of cable, the drive moving structure is set on fixed plate, and a pair of connecting plates can be driven to move reversely simultaneously, so that a pair of limit slot is mutually dislocated, and sliding member is arranged between the face of a pair of clamping plates close to each other.

[0006] Preferably, the drive moving structure includes motor, gear and a pair of racks, the motor is fixedly arranged at the top center position of fixed plate, and the output end is connected with rotating shaft, the rotating shaft rotates through the center position of fixed plate, and the lower end of rotating shaft is connected with gear, a pair of racks are respectively arranged on the inner side wall of a pair of connecting plates, and the gear is simultaneously connected with a pair of racks.

[0007] Preferably, the gear bottom is provided with a proximity sensor, which is directed towards the socket.

[0008] Preferably, the sliding member comprises a second sliding groove and a second sliding block, one of the pair of clamping plates is horizontally provided with the second sliding block on the side wall, and the other clamping plate is horizontally provided with the second sliding groove on the side wall, and the second sliding block is in sliding connection with the second sliding groove.

[0009] Preferably, the limiting groove is provided with a non-slip pad on the side wall.

[0010] Preferably, the clamping plate protrudes on one side of the position corresponding to the limiting groove, and the pair of clamping plates are centrally symmetrical with the socket as the center.

[0011] The utility model provides a kind of chuck for cable tension test, with following beneficial effects:

[0012] 1. The utility model inserts cable between the limiting groove of a pair of clamping plates to form socket, and the limiting groove inner wall clamps cable by the horizontal movement of clamping plate, ensures that cable is vertical, improves test effect, the surface of the inside of limiting groove acts on inserted cable, ensures the stability of clamping, is conveniently and quickly installed, improves test efficiency;

[0013] 2. In the utility model, driving movement structure adopts the mode that a pair of rack cooperates with gear, and gear is rotated by motor, so that the rack on both sides of gear moves simultaneously inward or outward, ensures the synchronism of clamping plate movement, to ensure that cable is in vertical state, and is in central position, clamps stably, improves test effect. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is the front view section schematic diagram of the utility model a kind of chuck for cable tension test;

[0015] Fig. 2 It is the bottom view schematic diagram of the utility model gear position;

[0016] Fig. 3 It is the top view schematic diagram of the utility model clamping plate position.

[0017] In the drawing: 1, mounting plate;2, motor;3, rotating shaft;4, connecting plate;5, gear;6, limiting groove;7, clamping plate;8, proximity sensor;9, rack;10, first sliding block;11, fixed plate;12, fixed rod;13, first sliding groove;14, second sliding block;15, second sliding groove;16, non-slip pad. DETAILED DESCRIPTION

[0018] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0019] like Figs. 1-3 As shown, a cable tensile testing clamp includes a mounting plate 1, multiple fixing rods 12, a fixing plate 11, a driving and moving structure, a pair of connecting plates 4, and a pair of clamping plates 7. The multiple fixing rods 12 are disposed between the mounting plate 1 and the fixing plate 11. The upper surface of the mounting plate 1 is connected to the cable tensile testing body. The bottom surface of the fixing plate 11 has a pair of parallel first sliding grooves 13. The tops of the pair of connecting plates 4 are respectively provided with first sliders 10, which are horizontally slidably connected within the first sliding grooves 13 via the first sliders 10. The pair of clamping plates 7 are vertically parallel and their tops are fixedly connected to the bottoms of the connecting plates 4. A limiting groove 6 is vertically formed at the center of the adjacent surfaces of the pair of clamping plates 7, forming a cable insertion port. The driving and moving structure is disposed on the fixing plate 11 and can drive the pair of connecting plates 4 to move in opposite directions simultaneously, while simultaneously causing the pair of limiting grooves 6 to be misaligned. A sliding joint is provided between the adjacent surfaces of the pair of clamping plates 7. The drive mechanism includes a motor 2, a gear 5, and a pair of racks 9. The motor 2 is fixedly mounted at the top center of the fixed plate 11, and its output end is connected to a rotating shaft 3. The rotating shaft 3 rotates through the center of the fixed plate 11, and its lower end is connected to the gear 5. The pair of racks 9 are respectively mounted on the inner sidewalls of a pair of connecting plates 4, and the gear 5 meshes with the pair of racks 9. A proximity sensor 8 is mounted at the bottom of the gear 5, and the proximity sensor 8 faces the insertion port. The sliding component includes a second sliding groove 15 and a second slider 14. The second slider 14 is horizontally mounted on the sidewall of one of the clamping plates 7, and the second sliding groove 15 is horizontally opened on the sidewall of the other clamping plate 7. The second slider 14 is slidably connected to the second sliding groove 15. An anti-slip pad 16 is mounted on the sidewall of the limiting groove 6. The clamping plate 7 protrudes on one side corresponding to the position of the limiting groove 6, and the pair of clamping plates 7 are centrally symmetrical about the insertion port.

[0020] Its detailed connection methods are well-known technologies in this field. The following mainly introduces the working principle and process, as follows:

[0021] According to the instruction manual Figs. 1-3It can be known that the utility model discloses a clamp for cable tension testing device, and the mounting plate 1 is connected with the cable tension testing main body, and the cable tension testing main body can adopt the prior art. When working, personnel inserts the cable end into the socket formed by the limiting slot 6 of the pair of clamping plates 7, starts the driving moving structure, and specifically, starts the motor 2, and the motor 2 output end drives the rotation of the shaft 3 and the gear 5, thereby driving the reverse of the pair of racks 9, because the top of the pair of connecting plates 4 and the bottom of the fixed plate 11 are slidably connected through the first sliding block 10 and the first sliding slot 13, and the rack 9 is arranged on the side wall of the pair of connecting plates 4, therefore, the motor 2 can drive the reverse movement of the pair of connecting plates 4, because the pair of clamping plates 7 is connected with the connecting plate 4, therefore, the limiting slot 6 can be dislocated, thereby extruding the cable and fixing the same, and the fixing is firm, stable, convenient and fast, the testing efficiency is improved, the cable is inserted into the socket, the pair of clamping plates 7 is simultaneously moved and dislocated to fix the cable, and the position of the cable is always kept in the center position, thereby ensuring the accurate subsequent test.

[0022] The gear 5 bottom is provided with the proximity sensor 8, the proximity sensor 8 is towards the socket, and when installing the cable, the cable is inserted into the position of the proximity sensor 8 and is automatically controlled to work the motor 2 to clamp the cable, and the convenience and the speed of installation are further improved.

[0023] The pair of clamping plates 7 is provided with the sliding part, the sliding part includes the second sliding slot 15 and the second sliding block 14, one clamping plate 7 of the pair of clamping plates 7 is horizontally provided with the second sliding block 14, the other clamping plate 7 is horizontally provided with the second sliding slot 15, the second sliding block 14 is slidably connected with the second sliding slot 15, and the stability of horizontal movement between the pair of clamping plates 7 is further ensured.

[0024] The limiting slot 6 side wall is provided with the antiskid pad 16, the friction between the antiskid pad 16 and the cable is improved, and the stability of fixing the cable is ensured.

[0025] The clamping plate 7 protrudes from the position corresponding to the limiting slot 6, and the pair of clamping plates 7 is centrally symmetric with the socket as the center, as shown in the figure, and the design improves the stability when clamping and fixing the cable. Fig. 3

[0026] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.​

Claims

1. A collet for cable pull testing, characterized by, The utility model provides a cable tension test device, including installation board (1), a plurality of fixed rod (12), fixed plate (11), drive movement structure, a pair of connecting plate (4) and a pair of clamping plate (7), a plurality of fixed rod (12) are arranged between installation board (1) and fixed plate (11), the upper surface of installation board (1) is connected with cable tension test main part, the bottom surface of fixed plate (11) is equipped with a pair of mutually parallel first sliding slot (13), a pair of connecting plate (4) top is equipped with first sliding block (10) respectively, and is connected through first sliding block (10) in first sliding slot (13) horizontal sliding, a pair of clamping plate (7) vertical parallel and top with the bottom fixed connection of connecting plate (4), a pair of clamping plate (7) center position vertical of the face of being close to is equipped with limit groove (6), a pair of limit groove (6) form the socket of cable, drive movement structure is set up on fixed plate (11), and can drive a pair of connecting plate (4) reverse movement simultaneously, simultaneously make a pair of limit groove (6) mutually dislocation, a pair of clamping plate (7) between the face of being close to is equipped with sliding element.

2. The collet chuck for testing the tension of a cable according to claim 1, wherein The drive movement structure includes motor (2), gear (5) and a pair of rack (9), the motor (2) fixed setting is in the top center position of fixed plate (11), and the output end is connected with the rotating shaft (3), the rotating shaft (3) rotates and penetrates in the center position of fixed plate (11), and the lower end of rotating shaft (3) is connected with gear (5), and a pair of rack (9) are arranged in the inner side wall of a pair of connecting plate (4), and the gear (5) is connected with a pair of rack (9) simultaneously.

3. The collet chuck of claim 2 wherein, The gear (5) bottom is provided with proximity sensor (8), and the proximity sensor (8) is towards the socket.

4. The collet chuck of claim 1 wherein, The sliding element includes second sliding slot (15) and second sliding block (14), and the side wall of one clamping plate (7) in a pair of clamping plate (7) is horizontally provided with second sliding block (14), and the side wall of another clamping plate (7) is horizontally provided with second sliding slot (15), and the second sliding block (14) is slidably connected with the second sliding slot (15).

5. The collet chuck of claim 1 wherein, The side wall of the limit groove (6) is provided with a non-slip pad (16).

6. The collet chuck of claim 1 wherein, The clamping plate (7) protrudes on one side of the position corresponding to the limit groove (6), and the pair of clamping plates (7) is centrally symmetric around the socket.

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