A clamp for clamping GND

Abstract

The utility model discloses a clamping claw for clamping GND, comprising: a mechanical arm, which is arranged on a carrier; a fixed seat, which is connected to the mechanical arm; a rotating mechanism, which is rotatably arranged at the bottom of the fixed seat; and a plurality of clamping mechanisms, which are arranged at the bottom of the rotating mechanism at equal intervals and are slidably connected with the rotating mechanism, and can be switched to an expanded state or a contracted state at the bottom of the rotating mechanism to adapt to workpieces of different sizes. When the rotating mechanism rotates in a clockwise direction, the plurality of clamping mechanisms switch to the expanded state, and the plurality of clamping mechanisms move away from each other. When the rotating mechanism rotates in a counterclockwise direction, the plurality of clamping mechanisms switch to the contracted state, and the plurality of clamping mechanisms move closer to each other.

Description

Technical Field

[0001] The utility model relates to the technical field of GND line transportation, in particular to a clamping claw used for clamping GND. Background Art

[0002] GND is the abbreviation of the grounding terminal of the wire, representing the ground wire or the 0 wire; this ground is not a real ground, but a ground assumed for application. For the power supply, it is the negative pole of the power supply.

[0003] During the motor assembly process, multiple GND wires need to be assembled, and the sorting equipment can sort the GND wires. However, if the GND wires are manually grabbed and placed on the motor, it is a waste of manpower and it is also necessary to manually align the assembly position again, which leads to a long assembly time and low production efficiency. Utility Model Content

[0004] The utility model aims to solve one of the technical problems in the related art at least to a certain extent. To this end, one object of the utility model is to provide a clamp for clamping a GND, comprising:

[0005] A mechanical arm, wherein the mechanical arm is arranged on the support;

[0006] A fixing seat connected to the mechanical arm;

[0007] A rotating mechanism, the rotating mechanism is rotatably disposed at the bottom of the fixing seat;

[0008] A plurality of clamping mechanisms are arranged at equal intervals at the bottom of the rotating mechanism and are slidably connected to the rotating mechanism. The clamping mechanisms can be switched to an expanded state or a contracted state at the bottom of the rotating mechanism to adapt to workpieces of different sizes. When the rotating mechanism rotates in a clockwise direction, the plurality of clamping mechanisms switch to the expanded state and move away from each other. When the rotating mechanism rotates in a counterclockwise direction, the plurality of clamping mechanisms switch to the contracted state and move closer to each other.

[0009] Preferably, the rotating mechanism comprises:

[0010] A fixing rod, one end of which is disposed on the fixing seat;

[0011] A cylinder, the cylinder being arranged at the other end of the fixing rod;

[0012] A connecting shaft, one end of which is connected to the fixing seat;

[0013] a turntable, the turntable being rotatably connected to the other end of the turntable;

[0014] A connecting rod, one end of which is arranged on the rotating disk, and the other end of which is connected to the transmission end of the cylinder.

[0015] Preferably, the rotating mechanism further comprises:

[0016] A plurality of slide grooves, wherein the plurality of slide grooves are arranged on the rotating disk at equal intervals and are respectively arranged through the rotating disk in the thickness direction;

[0017] A plurality of fixing plates are arranged at equal intervals on the bottom of the rotating disk.

[0018] Preferably, the clamping mechanism comprises:

[0019] A slide rail, which is arranged at the bottom of the fixed plate, is arranged along the length direction of the fixed plate, and is slidably connected to the fixed plate;

[0020] A movable plate, the movable plate is fixedly arranged at the bottom of the slide rail;

[0021] A sliding column, one end of which is arranged on the top of the movable plate, and the other end of which is slidably arranged in the sliding groove;

[0022] Two pneumatic clamps are respectively arranged at two ends of the bottom of the movable plate.

[0023] Preferably, the clamping mechanism further comprises:

[0024] Two fixed columns, the two fixed columns are vertically arranged at a distance from each other at the bottom of the movable plate;

[0025] A slider, the slider is sleeved on the two fixing posts and is slidably connected with the two fixing posts;

[0026] Two limit blocks, the two limit blocks are respectively arranged at the bottom of the two fixed columns;

[0027] Two springs are respectively sleeved on the outer circumferences of the two fixing columns.

[0028] Preferably, the clamping mechanism further comprises:

[0029] A mounting rod, the mounting rod is connected to the slider and is arranged in a "Y" shape;

[0030] A plurality of positioning rods are respectively vertically arranged at the bottom of the mounting rod, and the plurality of positioning rods are arranged at equal intervals.

[0031] Preferably, a positioning groove is provided on the inner side of the bottom of the pneumatic clamp.

[0032] The above solution of the utility model includes at least the following beneficial effects:

[0033] The above-mentioned workpiece is a GND wire. When the external GND wire sorting equipment completes the sorting of the GND wire, the robotic arm drives multiple clamping mechanisms to move to the top of the GND wire, and then controls the rotating mechanism to rotate clockwise or counterclockwise according to the curvature of the GND wire or the diameter of the motor, so that the multiple clamping mechanisms switch to an expanded state or a contracted state, so that the multiple clamping mechanisms are close to or away from each other, ensuring that the multiple clamping mechanisms can adapt to GND wires of different curvatures. Then, the multiple clamping mechanisms clamp the GND wire and place the GND wire on the motor; the distance between the rotating mechanism holes to the multiple clamping mechanisms is adjusted to meet the requirements of GND wires of different sizes, and the GND wires are quickly clamped by multiple clamping mechanisms to speed up the work.

[0034] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] 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 the structures shown in these drawings without paying creative work.

[0036] Figure 1 It is a schematic diagram of the structure of a clamping claw for clamping GND provided in an embodiment of the utility model;

[0037] Figure 2 It is a structural schematic diagram of a fixing seat provided in an embodiment of the utility model;

[0038] Figure 3 It is a structural schematic diagram of a rotating mechanism provided in an embodiment of the utility model;

[0039] Figure 4 yes Figure 3 Enlarged view of part A.

[0040] Description of Figure Numbers:

[0041] 1. Robotic arm, 2. Fixed seat, 3. Rotating mechanism, 4. Clamping mechanism;

[0042] 301, fixed rod, 302, cylinder, 304, turntable, 305, connecting rod, 306, slide groove, 307, fixed plate;

[0043] 401. Slide rail; 402. Movable plate; 403. Sliding column; 404. Pneumatic clamp; 405. Fixed column; 406. Sliding block; 411. Limit block; 407. Spring; 408. Mounting rod; 409. Positioning rod; 410. Positioning groove.

[0044] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0045] The embodiments of the utility model are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the utility model, and cannot be understood as limiting the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the utility model.

[0046] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "circumferential", "radial" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0047] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0048] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0049] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0050] The clamping claw for clamping GND according to an embodiment of the utility model is described in detail below with reference to the accompanying drawings.

[0051] See also Figures 1 to 4 In this embodiment, it includes: a mechanical arm 1, which is arranged on a carrier; a fixed seat 2, which is connected to the mechanical arm 1; a rotating mechanism 3, which is rotatably arranged at the bottom of the fixed seat 2; a plurality of clamping mechanisms 4, which are evenly spaced at the bottom of the rotating mechanism 3 and are slidably connected to the rotating mechanism 3, and can be switched to an expanded state or a contracted state at the bottom of the rotating mechanism 3 to adapt to workpieces of different sizes. When the rotating mechanism 3 rotates clockwise, the plurality of clamping mechanisms 4 switch to an expanded state, and the plurality of clamping mechanisms 4 move away from each other. When the rotating mechanism 3 rotates counterclockwise, the plurality of clamping mechanisms 4 switch to a contracted state, and the plurality of clamping mechanisms 4 move closer to each other. The above-mentioned workpiece is a GND line. When the external After the GND line sorting equipment completes the sorting of the GND line, the robot arm 1 drives the multiple clamping mechanisms 4 to move to the top of the GND line, and then controls the rotating mechanism 3 to rotate in a clockwise or counterclockwise direction according to the curvature of the GND line or the diameter of the motor, so that the multiple clamping mechanisms 4 are switched to an expanded state or a contracted state, so that the multiple clamping mechanisms 4 are close to or away from each other, ensuring that the multiple clamping mechanisms 4 can adapt to GND lines of different curvatures. Then, the multiple clamping mechanisms 4 clamp the GND line and place the GND line on the motor; the distance between the rotating mechanism 3 holes to the multiple clamping mechanisms 4 is adjusted to meet the requirements of GND lines of different sizes, and the GND lines are quickly clamped by the multiple clamping mechanisms 4 to speed up the working speed.

[0052] In this embodiment, the rotating mechanism 3 includes: a fixed rod 301, one end of which is arranged on the fixed seat 2; a cylinder 302, which is arranged on the other end of the fixed rod 301; a connecting shaft, one end of which is connected to the fixed seat 2; a rotating disk 304, which is rotatably connected to the other end of the rotating disk 304; a connecting rod 305, one end of which is arranged on the rotating disk 304, and the other end of the connecting rod 305 is connected to the transmission end of the cylinder 302; the rotating mechanism 3 also includes: a plurality of slide grooves 306, which are arranged on the rotating disk 304 at equal intervals. And they are respectively set along the thickness direction of the turntable 304; multiple fixed plates 307, and multiple fixed plates 307 are evenly spaced at the bottom of the turntable 304; when the multiple clamping mechanisms 4 are respectively slidably connected with the multiple slide grooves 306, when the multiple clamping mechanisms 4 need to adjust the distance, the cylinder 302 drives the turntable 304 to move in the clockwise or counterclockwise direction, so that the multiple clamping mechanisms 4 slide in the multiple slide grooves 306 respectively, so that the multiple clamping mechanisms 4 switch to an expanded state or a contracted state, so that the multiple clamping mechanisms 4 can adapt to GND lines of different sizes.

[0053] In this embodiment, the clamping mechanism 4 includes: a slide rail 401, which is arranged at the bottom of the fixed plate 307 and is arranged along the length direction of the fixed plate 307 and is slidably connected to the fixed plate 307; a movable plate 402, which is fixedly arranged at the bottom of the slide rail 401; a sliding column 403, one end of which is arranged at the top of the movable plate 402, and the other end is slidably arranged in the slide groove 306; two pneumatic clamps 404, which are respectively arranged at both ends of the bottom of the movable plate; the clamping mechanism 4 also includes: two fixed columns 405, which are vertically arranged at intervals on the movable plate 402 The bottom of the vehicle body 406; a slider 406, which is sleeved on the two fixed columns 405 and slidably connected to the two fixed columns 405; two limit blocks 411, which are respectively arranged at the bottom of the two fixed columns 405; two springs 407, which are respectively sleeved on the outer circumferential surfaces of the two fixed columns 405; the clamping mechanism 4 also includes: a mounting rod 408, which is connected to the slider 406, and the mounting rod 408 is arranged in a "Y" shape; a plurality of positioning rods 409, which are respectively vertically arranged at the bottom of the mounting rod 408, and the plurality of positioning rods 409 are arranged at equal intervals.

[0054] In this embodiment, when the cylinder 302 drives the turntable 304 to rotate clockwise or counterclockwise, the sliding column 403 moves in the sliding groove 306, and the movable plate 402 is slidably connected to the fixed plate 307 through the sliding rail 401, and can move along the length direction of the fixed plate 307, so that the two pneumatic clamps 404 arranged at the bottom of the movable plate 402 also move with it, so as to be adjusted to the required curvature or distance, so as to clamp GND lines of different curvatures, and before clamping the GND line, a plurality of positioning rods 409 are first pressed on the GND line, and then the slider 406 slides on the two fixed columns 405, and the slider 406 compresses the two springs 407. When the GND line is clamped and placed on the motor, the slider 406 is reset by the elastic potential energy after the compression of the two springs 407, so that the plurality of positioning rods 409 are also reset, and the GND line is pressed tightly by the plurality of positioning rods 409, so that the two pneumatic clamps 404 can quickly locate and clamp the GND line.

[0055] In this embodiment, a positioning groove 410 is provided on the inner side of the bottom of the pneumatic clamp 404, and the size of the positioning groove 410 corresponds to the thickness of the GND line, so that the two pneumatic clamps 404 can press the GND line into the positioning groove 410 when clamping the GND line, so that the GND line will not fall during transportation.

[0056] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0057] The above description is only a preferred embodiment of the utility model, and does not limit the patent scope of the utility model. All equivalent structural changes made by using the contents of the utility model specification and drawings under the utility model concept, or directly / indirectly used in other related technical fields are included in the patent protection scope of the utility model.

Claims

1. A clamp for clamping GND, characterized in that: include: A mechanical arm, wherein the mechanical arm is arranged on the support; A fixing seat connected to the mechanical arm; A rotating mechanism, the rotating mechanism is rotatably disposed at the bottom of the fixing seat; A plurality of clamping mechanisms are arranged at equal intervals at the bottom of the rotating mechanism and are slidably connected to the rotating mechanism. The clamping mechanisms can be switched to an expanded state or a contracted state at the bottom of the rotating mechanism to adapt to workpieces of different sizes. When the rotating mechanism rotates in a clockwise direction, the plurality of clamping mechanisms switch to the expanded state and move away from each other. When the rotating mechanism rotates in a counterclockwise direction, the plurality of clamping mechanisms switch to the contracted state and move closer to each other.

2. The clamp for clamping GND according to claim 1, characterized in that: The rotating mechanism comprises: A fixing rod, one end of which is disposed on the fixing seat; A cylinder, the cylinder being arranged at the other end of the fixing rod; A connecting shaft, one end of which is connected to the fixing seat; a turntable, the turntable being rotatably connected to the other end of the turntable; A connecting rod, one end of which is arranged on the rotating disk, and the other end of which is connected to the transmission end of the cylinder.

3. The clamp for clamping GND according to claim 2, characterized in that: The rotating mechanism also includes: A plurality of slide grooves, wherein the plurality of slide grooves are arranged on the rotating disk at equal intervals and are respectively arranged through the rotating disk in the thickness direction; A plurality of fixing plates are arranged at equal intervals on the bottom of the rotating disk.

4. The clamp for clamping GND according to claim 3, characterized in that: The clamping mechanism comprises: A slide rail, which is arranged at the bottom of the fixed plate, is arranged along the length direction of the fixed plate, and is slidably connected to the fixed plate; A movable plate, the movable plate is fixedly arranged at the bottom of the slide rail; A sliding column, one end of which is arranged on the top of the movable plate, and the other end of which is slidably arranged in the sliding groove; Two pneumatic clamps are respectively arranged at two ends of the bottom of the movable plate.

5. The clamp for clamping GND according to claim 4, characterized in that: The clamping mechanism also includes: Two fixed columns, the two fixed columns are vertically arranged at a distance from each other at the bottom of the movable plate; A slider, the slider is sleeved on the two fixing posts and is slidably connected with the two fixing posts; Two limit blocks, the two limit blocks are respectively arranged at the bottom of the two fixed columns; Two springs are respectively sleeved on the outer circumferences of the two fixing columns.

6. The clamp for clamping GND according to claim 5, characterized in that: The clamping mechanism also includes: A mounting rod, the mounting rod is connected to the slider and the mounting rod is arranged in a "Y" shape; A plurality of positioning rods are respectively vertically arranged at the bottom of the mounting rod, and the plurality of positioning rods are arranged at equal intervals.

7. The clamp for clamping GND according to claim 4, characterized in that: A positioning groove is provided on the inner side of the bottom of the pneumatic clamp.

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