Stretching device for connecting terminal

Abstract

The utility model discloses a stretching device for a connecting terminal, which comprises a rack, a first motor is arranged on the outer wall of one side of the rack, one end of the first motor extends into the rack and is provided with a one-way screw rod, guide rods are arranged in the rack on the two sides of the one-way screw rod, and a U-shaped frame is arranged on the outer wall of one side of the one-way screw rod in a threaded manner; the U-shaped frame is movably connected with the guide rod, the two ends of the U-shaped frame extend to the outside of the rack, limiting rails are arranged on the two sides of the top end of the rack, a bearing plate is slidably connected to one sides of the tops of the limiting rails, a first side base is arranged on one side of the top end of the bearing plate, and a second side base is arranged on the other side of the top end of the bearing plate. According to the stretching device, the stretching component can be transferred to a designated area to stretch the connecting terminal, the convenience of the stretching device in use is improved, the purpose of easily and automatically stretching the connecting terminal is achieved, and the two ends of the connecting terminal can be easily and rapidly clamped and fixed.

Description

TECHNICAL FIELD

[0001] The utility model relates to automobile connecting terminal processing technical field, concretely is a kind of stretching device for connecting terminal. BACKGROUND

[0002] In the manufacturing process of fuel or new energy automobile, automobile connecting terminal is as the key component of circuit connection, its quality and precision directly influence the performance and reliability of product, and when automobile connecting terminal is produced and processed, the stretching process of automobile connecting terminal is one of them, and the traditional stretching mode is stretched manually, the labor intensity of this mode is relatively large, and the stretching efficiency is general, so it is particularly important to develop a stretching device for connecting terminal.

[0003] With reference to the announcement No. CN212301103U, a terminal stretching clamp and a terminal stretching test device using the clamp, which includes a connecting piece, a left clamp arm, a right clamp arm, a sleeve and an elastic piece. The left clamp arm and the right clamp arm are rotatably connected to the connecting piece. The elastic piece is installed between the left clamp arm and the right clamp arm. The sleeve is externally sleeved on the left clamp arm and the right clamp arm. By moving the sleeve forward and backward, the left clamp arm and the right clamp arm can approach each other to clamp the terminal or move away from each other to release the terminal. The device has a simple structure and is very convenient to use, which can reduce the labor intensity of the detection personnel, improve the efficiency of the crimping terminal stretching test, avoid misjudgment caused by the fracture of the crimping terminal itself, and ensure the accuracy of the detection results. According to the above, although the device can be well applied, it is still inconvenient to move the stretching station to the specified area for stretching operation, which often troubles the users. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a stretching device for connecting terminal to solve the problem that the device can be well applied, but it is usually inconvenient to move the stretching station to the specified area for stretching operation.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a stretching device for connecting terminal, including frame, the outer wall on the one side of frame is equipped with first motor, one end of first motor extends to the inside of frame and is equipped with one-way screw rod, the inside of frame on both sides of one-way screw rod is equipped with guide rod, the outer wall on one side of one-way screw rod is equipped with U-shaped frame with thread, U-shaped frame is movably connected with guide rod, both ends of U-shaped frame extend to the outside of frame, both sides of the top of frame are equipped with limit rail, one side of the top of limit rail is movably connected with bearing plate, the outer wall on both sides of bearing plate is connected with the inner wall of U-shaped frame, one side of the top of bearing plate is equipped with first side seat body, the other side of the top of bearing plate is equipped with second side seat body.

[0006] Preferably, the outer wall of the first side seat body is provided with a second motor, one end of the second motor penetrates through the first side seat body and is provided with a driving wheel, two driven wheels are rotatably installed on the inner wall of the first side seat body above the driving wheel, and a transmission belt is wound on the outer wall between the driving wheel and the driven wheels.

[0007] Preferably, the inner wall of the driven wheel is provided with a bidirectional screw rod, one end of the bidirectional screw rod away from the driven wheel is rotatably connected with the inner wall of the second side seat body, and a nut seat is threadedly installed on the outer wall of the two bidirectional screw rods.

[0008] Preferably, the inner wall of the stand plate is provided with a clamping frame, a main gear is rotatably installed on one side of the top end of the clamping frame, a first gear arm is rotatably installed on the top end of the clamping frame on one side of the main gear, the first gear arm is meshed with the main gear, a second gear arm is rotatably installed on the top end of the clamping frame on one side of the first gear arm, the second gear arm is meshed with the first gear arm, and the first gear arm and the second gear arm are arranged to drive the clamp to rotate.

[0009] Preferably, the first gear arm and the second gear arm are rotatably installed with a clamp at one end away from the clamping frame, a limiting arm is rotatably installed on the inner wall of the clamp, and one end of the limiting arm away from the clamp is rotatably connected with the outer wall of the clamping frame.

[0010] Preferably, the bottom end of the clamping frame is provided with a third motor, the top end of the third motor penetrates through the clamping frame and is connected with the bottom end of the main gear, and the third motor is arranged to drive the main gear to rotate.

[0011] Compared with the prior art, the stretch device for the connecting terminal can not only move the stretching part to the specified area for stretching operation of the connecting terminal, but also easily achieve automatic stretching of the connecting terminal, and easily clamp and fix the two ends of the connecting terminal.

[0012] The first motor drives the unidirectional screw rod to rotate, and after the movement range of the U-shaped frame is limited by the guide rod, the U-shaped frame is located on the outer wall of the unidirectional screw rod and the guide rod to slide, so that the U-shaped frame drives the carrier plate to move horizontally and stably, and the stretching part arranged above the carrier plate can be moved to the specified area for stretching operation of the connecting terminal, thereby improving the convenience of using the stretching device.

[0013] The first motor drives the main gear to rotate, the main gear drives the first gear arm to rotate, the first gear arm drives the second gear arm to rotate, and the two clamping heads are driven to rotate and approach each other after the movement range of the clamping head is limited by the limiting arm, so that the two ends of the connecting terminal are quickly clamped and fixed.

[0014] The third motor drives the main gear to rotate, the main gear drives the first gear arm to rotate, the first gear arm drives the second gear arm to rotate, and the two clamping heads are driven to rotate and approach each other after the movement range of the clamping head is limited by the limiting arm, so that the two ends of the connecting terminal are quickly clamped and fixed. BRIEF DESCRIPTION OF DRAWINGS

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

[0016] Figure 2 It is a three-dimensional structure schematic diagram of the utility model; Figure 1 It is an enlarged structure schematic diagram of A in the utility model;

[0017] Figure 3 It is a front view structure schematic diagram of the utility model;

[0018] Figure 4 It is a rack bottom view structure schematic diagram of the utility model.

[0019] In the drawing: 1, rack; 2, first motor; 3, limiting rail; 4, U-shaped frame; 5, bearing plate; 6, first side seat body; 7, second side seat body; 8, second motor; 9, driving wheel; 10, driven wheel; 11, transmission belt; 12, bidirectional screw; 13, nut seat; 14, stand; 15, clamping frame; 16, third motor; 17, main gear; 18, first gear arm; 19, second gear arm; 20, clamping head; 21, limiting arm; 22, unidirectional screw; 23, guide rod. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Please refer to Figures 1-4The utility model provides a kind of stretching device for connecting terminal, including rack 1, first motor 2 is installed on the outer wall of one side of rack 1, one end of first motor 2 extends to the inside of rack 1 and is equipped with one-way screw rod 22, the inside of rack 1 is equipped with guide rod 23 in two sides of one-way screw rod 22, U-shaped frame 4 is screw-mounted on the outer wall of one-way screw rod 22 side, U-shaped frame 4 is movably connected with guide rod 23, both ends of U-shaped frame 4 extend to the outside of rack 1, limit rail 3 is equipped with on both sides of the top of rack 1, one side of the top of limit rail 3 is slidably connected with bearing plate 5, the outer wall of both sides of bearing plate 5 is connected with the inner wall of U-shaped frame 4, one side of the top of bearing plate 5 is equipped with first side seat body 6, second motor 8 is installed on the outer wall of first side seat body 6, one end of second motor 8 penetrates first side seat body 6 and is equipped with driving wheel 9, two driven wheels 10 are rotatably installed on the inner wall of first side seat body 6 above driving wheel 9, transmission belt 11 is wound on the outer wall between driven wheel 10 and driving wheel 9;

[0022] When using, the setting of transmission belt 11 makes driving wheel 9 rotate drive driven wheel 10 to rotate through transmission belt 11;

[0023] The inner wall of driven wheel 10 is equipped with bidirectional screw rod 12, the inner wall of bidirectional screw rod 12 is rotatably connected with the inner wall of second side seat body 7, away from driven wheel 10, the outer wall of both sides of two bidirectional screw rods 12 is screw-mounted with nut seat 13, and the top of nut seat 13 is equipped with vertical plate 14;

[0024] When using, the setting of vertical plate 14 is convenient for the installation of relevant components such as clamping frame 15;

[0025] The inner wall on the top of vertical plate 14 is equipped with clamping frame 15, one side of the top of clamping frame 15 is rotatably installed with main gear wheel 17, the top of clamping frame 15 on one side of main gear wheel 17 is rotatably installed with first gear arm 18, first gear arm 18 is meshed with main gear wheel 17, the top of clamping frame 15 on one side of first gear arm 18 is rotatably installed with second gear arm 19, and second gear arm 19 is meshed with first gear arm 18;

[0026] When using, the setting of first gear arm 18 and second gear arm 19 is convenient for driving clamp head 20 to rotate;

[0027] The end, away from clamping frame 15, of first gear arm 18 and second gear arm 19 is rotatably installed with clamp head 20, and the inner wall of clamp head 20 is rotatably installed with limit arm 21, and the end, away from clamp head 20, of limit arm 21 is rotatably connected with the outer wall of clamping frame 15;

[0028] When using, the setting of clamp head 20 is convenient for clamping and fixing the two ends of connecting terminal;

[0029] The third motor 16 is installed at the bottom end of the clamping frame 15, and the top end of the third motor 16 penetrates through the clamping frame 15 and is connected with the bottom end of the main gear 17.

[0030] In use, the third motor 16 is arranged to drive the main gear 17 to rotate.

[0031] The other side of the top end of the bearing plate 5 is provided with the second side seat body 7.

[0032] In use, the third motor 16 is arranged to drive the main gear 17 to rotate, so that the main gear 17 drives the first gear arm 18 to rotate towards each other, and the first gear arm 18 drives the second gear arm 19 to rotate towards each other, and after the movement range of the clamping head 20 is limited by the limiting arm 21, the first gear arm 18 and the second gear arm 19 drive the two clamping heads 20 to rotate inward and approach each other, so as to easily clamp and fix the two ends of the connecting terminal, then the second motor 8 drives the driving wheel 9 to rotate, so that the driving wheel 9 drives the two driven wheels 10 to rotate through the transmission belt 11, at this time the two driven wheels 10 drive the bidirectional screw rod 12 to rotate, so that the two nut seats 13 slide away from each other on the outer wall of the two bidirectional screw rods 12, that is, the distance between the two vertical plates 14 can be adjusted, so as to easily perform automatic stretching operation on the connecting terminal, finally the first motor 2 drives the unidirectional screw rod 22 to rotate, and after the movement range of the U-shaped frame 4 is limited by the guide rod 23, the U-shaped frame 4 slides on the outer wall of the unidirectional screw rod 22 and the guide rod 23, so that the U-shaped frame 4 drives the bearing plate 5 to move smoothly, that is, the stretching part arranged above the bearing plate 5 can be moved to the specified area to perform stretching operation on the connecting terminal, so as to complete the use of the stretching device.

Claims

1. A stretching device for a connection terminal, characterized by: The utility model provides a kind of machine tool, including rack (1), first motor (2) is installed on the outer wall of one side of the rack (1), one end of the first motor (2) extends to the inside of rack (1) and is equipped with one-way screw rod (22), the inside of rack (1) is equipped with guide rod (23) on both sides of one-way screw rod (22), U-shaped frame (4) is threadedly installed on the outer wall of one-way screw rod (22) side, the U-shaped frame (4) is movably connected with guide rod (23), both ends of the U-shaped frame (4) extend to the outside of rack (1), limit rail (3) is equipped on both sides of the top of rack (1), one side of the top of limit rail (3) is slidably connected with bearing plate (5), the outer wall of both sides of bearing plate (5) is connected with the inner wall of U-shaped frame (4), first side seat body (6) is equipped on one side of the top of bearing plate (5), second side seat body (7) is equipped on the other side of the top of bearing plate (5).

2. The stretching device for a connection terminal according to claim 1, characterized by: Second motor (8) is installed on the outer wall of the first side seat body (6), one end of the second motor (8) penetrates first side seat body (6) and is equipped with driving wheel (9), two driven wheels (10) are rotatably installed on the inner wall of first side seat body (6) above driving wheel (9), transmission belt (11) is wound on the outer wall between driving wheel (9) and driven wheel (10).

3. The stretching device for a connection terminal according to claim 2, characterized by: The inner wall of driven wheel (10) is equipped with bidirectional screw rod (12), the end, away from driven wheel (10), of bidirectional screw rod (12) is rotatably connected with the inner wall of second side seat body (7), nut seat (13) is threadedly installed on the outer wall of both sides of two bidirectional screw rods (12), and the top of nut seat (13) is equipped with vertical plate (14).

4. The stretching device for a connection terminal according to claim 3, characterized by: Clamp frame (15) is arranged on the inner wall of the upper end of vertical plate (14), main gear wheel (17) is rotatably arranged on one side of the top of clamp frame (15), first gear arm (18) is rotatably arranged on the top of clamp frame (15) on one side of main gear wheel (17), first gear arm (18) is meshed with main gear wheel (17), second gear arm (19) is rotatably arranged on the top of clamp frame (15) on one side of first gear arm (18), and second gear arm (19) is meshed with first gear arm (18).

5. The stretching device for a connection terminal according to claim 4, characterized by: Clamp head (20) is rotatably arranged on the end, away from clamp frame (15), of first gear arm (18) and second gear arm (19), and limiting arm (21) is rotatably arranged on the inner wall of clamp head (20).

6. The stretching device for a connection terminal according to claim 4, characterized by: Third motor (16) is arranged on the bottom of clamp frame (15), and the top of third motor (16) penetrates clamp frame (15) and is connected with the bottom of main gear wheel (17).

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