Rotary clamping electric claw

Abstract

The utility model discloses a rotary clamping electric claw, which relates to the technical field of electric clamping claws and comprises a top plate, a rotary frame is rotatably mounted at the top of the top plate, a mounting plate is fixedly connected to the bottom of the rotary frame, grooves are formed in the left end and the right end of the mounting plate, and swing rods are rotatably mounted in the two grooves. The lower ends of the swing rods are in threaded connection with fixing bolts, connecting pieces are arranged at the bottoms of the two swing rods and comprise mounting blocks, the mounting blocks are fixedly mounted at the bottoms of the swing rods through the fixing bolts, clamping jaws are arranged at the bottoms of the mounting blocks, and a clamping assembly is arranged between the two swing rods. Through the arrangement of the connecting piece, before workpieces with different shapes are clamped, the clamping block is moved out of the clamping groove through the extrusion block, so that fixation of the mounting block and the clamping jaw can be removed, the clamping jaw is easy to disassemble and assemble, a worker can conveniently replace the clamping jaw of a corresponding model to clamp the workpieces, the good clamping effect is guaranteed, and the working efficiency is improved. The use is more flexible.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric claw technology field, concretely relates to a rotary clamping electric claw. BACKGROUND

[0002] The rotary clamping electric claw is a kind of automation mechanical device combined with rotating function and clamping function, is widely used in industrial automation, robot technology, machining, assembly line etc.

[0003] At present, the traditional rotary clamping electric claw is mostly for single type workpiece clamping, when facing different workpieces, workpiece surface can be plane or curved surface, even have angle, continue to use the same kind of claw to be difficult to guarantee good clamping effect, prone to unstable clamping, workpiece sliding or tilting condition, have certain limitation. UTILITY MODEL CONTENTS

[0004] To solve the above technical problem, provide a kind of rotary clamping electric claw, the technical solution of the present application solves the problem that the traditional rotary clamping electric claw is mostly for single type workpiece clamping in the background art, when facing different workpieces, workpiece surface can be plane or curved surface, even have angle, continue to use the same kind of claw to be difficult to guarantee good clamping effect, prone to unstable clamping, workpiece sliding or tilting condition, have certain limitation.

[0005] To achieve the above purpose, the technical scheme adopted by the utility model is:

[0006] A kind of rotary clamping electric claw, including top plate, the top of the top plate is rotatably installed with rotary frame, the bottom of the rotary frame is fixedly connected with mounting plate, the left and right ends of the mounting plate are all provided with recess, the inside of two recesses is rotatably installed with swing rod, the lower end of the swing rod is threadedly connected with fixed bolt, the bottom of two swing rods is equipped with connecting piece, the connecting piece includes mounting block, the mounting block is fixedly installed on the bottom of swing rod by fixed bolt, the bottom of the mounting block is equipped with claw, clamping assembly is equipped between two swing rods.

[0007] Optionally, the bottom of the mounting block is provided with a pair of guide grooves, the inside of two guide grooves is slidably installed with L-shaped block, the front and rear sides of the mounting block are slidably installed with U-shaped extrusion block, the end of two extrusion blocks mutually close is fixedly connected with the upper end of two block respectively, the side of two block mutually far away is fixedly connected with damping spring, the damping spring is sleeved on the surface of extrusion block, the other end of the damping spring is fixedly connected with the inner wall of guide groove.

[0008] Optionally, a pair of clamping grooves are formed in the top of the clamping jaw, and the bottom of each of the two clamping blocks is clamped with the inner part of each of the two clamping grooves.

[0009] Optionally, the clamping assembly comprises a cylinder and a pair of through grooves, the cylinder is fixedly installed in the inner part of the rotating frame, the output end of the cylinder penetrates the top of the rotating frame and the mounting plate and is fixedly connected with a hinged block, the inner part of the hinged block is hinged with a pair of hinged rods, the two through grooves are formed in the side walls of the two swing rods, and the other ends of the two hinged rods are hinged with the inner parts of the two through grooves.

[0010] Optionally, a driving motor is fixedly installed on the top of the top plate, the output end of the driving motor penetrates the top of the top plate and is fixedly connected with the top of the rotating frame, and the outer side of the driving motor is provided with a cover fixedly connected with the top plate.

[0011] Optionally, the side, where the two clamping jaws are close to each other, is provided with an antiskid pad.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1. The connecting piece is arranged, the clamping block is removed from the clamping groove by the extrusion block before the workpieces with different shapes are clamped, the fixing of the mounting block and the clamping jaw is released, the clamping jaw is easy to disassemble and assemble, the corresponding type of clamping jaw is replaced by the worker to clamp the workpiece, the good clamping effect is ensured, and the use is more flexible.

[0014] 2. The clamping assembly is arranged, the swing rod is driven to move by the two hinged rods, the clamping jaws at the lower end of the swing rod are close to each other, the workpiece is clamped, the mounting plate is driven to rotate by the rotating frame, the rotating function is realized, the structure is simple, the operation is convenient, the clamping effect is good, and the practicability of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

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

[0016] Figure 2 It is a sectional view of the three-dimensional structure of the utility model;

[0017] Figure 3 It is Figure 2 It is a local enlarged schematic view of the structure at A in the middle.

[0018] The reference numerals in the drawing are:

[0019] 1, top plate; 2, rotating frame; 3, mounting plate; 4, groove; 5, swing rod; 51, fixing bolt; 6, connecting piece; 61, mounting block; 62, guide groove; 63, clamping block; 64, extrusion block; 65, damping spring; 7, clamping jaw; 71, clamping groove; 8, clamping assembly; 81, air cylinder; 82, hinged block; 83, hinged rod; 84, through groove; 9, driving motor; 10, cover. DETAILED DESCRIPTION

[0020] The following description is used to disclose the utility model so that those skilled in the art can implement the utility model. The preferred embodiments in the following description are only as examples, and those skilled in the art can think of other obvious modifications.

[0021] Referring to Figure 1 As shown in the figure, a rotating clamping electric jaw includes a top plate 1, the top of the top plate 1 is rotatably installed with a rotating frame 2, the bottom of the rotating frame 2 is fixedly connected with a mounting plate 3, the left and right ends of the mounting plate 3 are both provided with a groove 4, the inside of the two grooves 4 are both rotatably installed with a swing rod 5, the lower end of the swing rod 5 is threadedly connected with a fixing bolt 51, the bottom of the two swing rods 5 are both provided with a connecting piece 6, the connecting piece 6 includes a mounting block 61, the mounting block 61 is fixedly installed on the bottom of the swing rod 5 through the fixing bolt 51, the bottom of the mounting block 61 is provided with a clamping jaw 7, a clamping assembly 8 is arranged between the two swing rods 5, the side of the two clamping jaws 7, which are close to each other, are both provided with a non-slip pad, before use, according to the shape of the workpiece to be clamped, the corresponding clamping jaw 7 is placed at the lower end of the connecting piece 6, the clamping jaw 7 is fixed to the bottom of the mounting block 61 through the clamping of the clamping block 63 and the clamping groove 71, the two swing rods 5 are driven to be close to each other by the hinged rod 83 in the clamping assembly 8, so that the clamping jaw 7 at the bottom of the swing rod 5 clamps the workpiece, which improves the stability of clamping, the mounting plate 3 is driven to rotate by the rotating frame 2, and then the workpiece is rotated, the orientation or position of the workpiece is changed, it is convenient for the staff to replace the clamping jaw 7 of the corresponding model to clamp according to the workpiece of different shapes, and good clamping effect is ensured, and use is more flexible.

[0022] Further, as Figure 2 And Figure 3As shown, the bottom of the mounting block 61 is provided with a pair of guide grooves 62, the inside of the two guide grooves 62 is slidably provided with an L-shaped clamping block 63, the front and rear sides of the mounting block 61 are slidably provided with a U-shaped extrusion block 64, the ends of the two extrusion blocks 64 close to each other are respectively fixedly connected with the upper ends of the two clamping blocks 63, the sides of the two clamping blocks 63 away from each other are respectively fixedly connected with a damping spring 65, the damping spring 65 is sleeved on the surface of the extrusion block 64, the other end of the damping spring 65 is fixedly connected with the inner wall of the guide groove 62, the top of the clamping jaw 7 is provided with a pair of clamping grooves 71, the bottoms of the two clamping blocks 63 are respectively clamped with the inside of the two clamping grooves 71, when the clamping jaw 7 is disassembled, the clamping block 63 is removed from the clamping groove 71 by pressing the extrusion block 64, the fixing between the mounting block 61 and the clamping jaw 7 is released, then the corresponding type of clamping jaw 7 is placed on the bottom of the mounting block 61, the extrusion block 64 is loosened, the clamping block 63 is pulled back under the action of the damping spring 65 and is clamped with the clamping groove 71 again, the fixing between the mounting block 61 and the clamping jaw 7 is completed, the clamping jaw 7 is easy to disassemble and assemble, and the clamping effect is good.

[0023] The clamping assembly 8 comprises a pair of through grooves 84 and a cylinder 81. The cylinder 81 is fixedly installed in the inside of the rotating frame 2. The output end of the cylinder 81 penetrates the top of the rotating frame 2 and the mounting plate 3 and is fixedly connected with a hinged block 82. The inside of the hinged block 82 is hingedly connected with a pair of hinged rods 83. The two through grooves 84 are respectively formed in the side walls of the two swing rods 5. The other ends of the two hinged rods 83 are respectively hingedly connected with the inside of the two through grooves 84. The top of the top plate 1 is fixedly installed with a driving motor 9. The output end of the driving motor 9 penetrates the top of the top plate 1 and is fixedly connected with the top of the rotating frame 2. The outer side of the driving motor 9 is provided with a cover 10 fixedly connected with the top plate 1. The hinged block 82 is driven by the cylinder 81 to move. The two hinged rods 83 are driven by the hinged block 82 to move. The two swing rods 5 are respectively driven by the two hinged rods 83 to rotate. The two clamping jaws 7 at the bottom are respectively driven by the two swing rods 5 to move close to each other, thereby clamping the workpiece. The rotating frame 2 is driven by the driving motor 9 to rotate. The mounting plate 3 is driven by the rotating frame 2 to rotate. The swing rod 5 is driven by the mounting plate 3 to rotate, thereby enabling the clamping jaw 7 to drive the workpiece to realize the rotating function. The structure is simple, the operation is convenient, and the practicability of the device is improved.

[0024] The working principle of the utility model is as follows: before use, press the extrusion block 64, according to the shape of the workpiece to be clamped, place the corresponding type of clamping jaw 7 on the bottom of the mounting block 61, then drive the clamping block 63 to be clamped with the clamping groove 71 through the damping spring 65, complete the installation of the clamping jaw 7, when clamping, move the device above the workpiece, start the cylinder 81, drive the swing rod 5 to move through the hinged rod 83, make the clamping jaw 7 close to each other, clamp the workpiece, start the driving motor 9, drive the mounting plate 3 to rotate through the rotating frame 2, thereby drive the swing rod 5, the clamping jaw 7 and the workpiece to rotate, change the orientation or position of the workpiece.

[0025] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection required by the present application is defined by the appended claims and their equivalents.

Claims

1. A rotary chucking collet, characterized by: The utility model provides a kind of top plate (1), the top of top plate (1) is rotatably installed with rotating frame (2), the bottom of rotating frame (2) is fixedly connected with mounting plate (3), the left and right ends of mounting plate (3) are all provided with recess (4), the inside of two recess (4) is rotatably installed with swing rod (5), the lower end of swing rod (5) is threadedly connected with fixed bolt (51), the bottom of two swing rod (5) is equipped with connecting piece (6), connecting piece (6) includes mounting block (61), mounting block (61) is fixedly installed on the bottom of swing rod (5) by fixed bolt (51), the bottom of mounting block (61) is equipped with jaw (7), and jaw (7) is provided between two swing rod (5).

2. A rotary chucking jaw according to claim 1, characterized in that: The bottom of the mounting block (61) is provided with a pair of guide grooves (62), and the inside of the two guide grooves (62) is slidably installed with an L-shaped clamping block (63). The front and rear sides of the mounting block (61) are slidably installed with a U-shaped extrusion block (64). The ends of the two extrusion blocks (64) that are close to each other are respectively fixedly connected with the upper ends of the two clamping blocks (63). The sides of the two clamping blocks (63) that are away from each other are both fixedly connected with a damping spring (65). The damping spring (65) is sleeved on the surface of the extrusion block (64). The other end of the damping spring (65) is fixedly connected with the inner wall of the guide groove (62).

3. A rotary chucking jaw according to claim 2, characterized in that: The top of the jaw (7) is provided with a pair of clamping grooves (71), and the bottoms of the two clamping blocks (63) are respectively clamped with the interiors of the two clamping grooves (71).

4. A rotary chucking jaw according to claim 1, characterized in that: The clamping assembly (8) includes a pair of through grooves (84) and a cylinder (81). The cylinder (81) is fixedly installed in the interior of the rotating frame (2). The output end of the cylinder (81) penetrates the top of the rotating frame (2) and the mounting plate (3) and is fixedly connected with a hinged block (82). The interior of the hinged block (82) is hingedly connected with a pair of hinged rods (83). The two through grooves (84) are respectively provided in the side walls of the two swing rods (5). The other ends of the two hinged rods (83) are respectively hingedly connected with the interiors of the two through grooves (84).

5. A rotary chucking jaw according to claim 1, characterized in that: The top of the top plate (1) is fixedly installed with a driving motor (9). The output end of the driving motor (9) penetrates the top of the top plate (1) and is fixedly connected with the top of the rotating frame (2). The outer side of the driving motor (9) is provided with a cover (10) fixedly connected with the top plate (1).

6. A rotary chucking jaw according to claim 1, characterized in that: The sides of the two jaws (7) that are close to each other are both provided with anti-skid pads.

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