Supporting shaft clamp

Abstract

The utility model relates to the technical field of supporting shafts, in particular to a supporting shaft clamp which comprises a clamp body, and a clamping jaw mechanism and a suction cup mechanism are arranged on the outer side and the inner side of the clamp body. The clamping jaw mechanism comprises a limiting frame, a moving piece, a clamping jaw, a groove, an air cylinder and a spring. The limiting frame is fixedly connected to the outer portion of the clamp body, the air cylinder is fixedly installed in the clamp body, the moving piece is connected to the inner portion of the clamp body in a sliding mode, the air cylinder is sleeved with the spring, and the clamping jaw mechanism and the suction cup mechanism enable the air pump to provide suction force for the interiors of the suction cups. The air cylinder drives the multiple clamping jaws to drive the multiple suction cups to move, the multiple suction cups move to the positions making contact with the surface of the bearing shaft, the suction cups in the sucked state suck the bearing shaft, and therefore the multiple clamping jaws and the suction cups are matched to clamp and limit the bearing shaft through the structure, and operation of operators is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of support shaft, concretely is a support shaft clamp. BACKGROUND

[0002] Support shaft is used for supporting and force transmission, and a plurality of transmission gears are installed through support shaft in the wheel edge internal gear on the loader, since the gear plays a very important role in the transmission process in the meshing transmission process, the support shaft is connected with the gear, therefore, the support shaft machining precision requirement is higher.

[0003] Support shaft as the essential load-bearing component of engineering machinery such as loader has greater quality, and the end face of support shaft needs to be milled cross groove, in the past, when milling the cross groove of support shaft end face, existing horizontal or vertical milling machine is often used for processing, when using the milling machine, the support shaft is clamped and positioned through three hydraulic and independently movable support claw structures, but once the structure is damaged, the maintenance cost is higher, and it is also more inconvenient to operate. UTILITY MODEL CONTENTS

[0004] The utility model discloses a support shaft clamp to solve the problem that the existing support shaft clamp is clamped and positioned to the support shaft through three hydraulic and independently movable support claw structures in the background art, but once the structure is damaged, the maintenance cost is higher, and it is also more inconvenient to operate.

[0005] To achieve the above object, the utility model provides the following technical scheme: a support shaft clamp, including clamp body, the outside and inside of clamp body are provided with clamping claw mechanism and sucking disc mechanism,

[0006] The clamping claw mechanism includes a limiting frame, a moving piece, a clamping claw, a groove, a cylinder and a spring.

[0007] The limiting frame is fixedly connected to the outside of the clamp body, the cylinder is fixedly installed on the inside of the clamp body, the moving piece is slidably connected to the inside of the clamp body, the spring is sleeved on the outside of the cylinder, the groove is formed on the surface of the clamp body and the limiting frame, and the bending part of the clamping claw is rotatably connected to the inside of the groove.

[0008] Preferably, the moving piece is fixedly connected with the output end of the cylinder, and the output end of the cylinder in the electrified state drives the moving piece to move.

[0009] Preferably, the two ends of the spring are fixedly connected with the clamp body and the moving piece respectively, and the spring in the telescopic active state is used to assist the moving piece to move.

[0010] Preferably, the moving piece in the outward moving state is used to drive the clamping jaw to rotate outward, and the moving piece in the inward moving state is used to drive the clamping jaw to rotate inward.

[0011] Preferably, the suction disc mechanism comprises a gas pump, a four-way pipe, a gas conveying pipe and a suction disc.

[0012] The gas pump is fixedly installed outside the clamp body, the four-way pipe is fixedly connected to the butt joint end of the gas pump, one end of the gas conveying pipe is connected to the output end of the four-way pipe, the suction disc is arranged on the surface of the clamping jaw, and the other end of the gas conveying pipe is connected to the butt joint end of the suction disc.

[0013] Preferably, the gas pump in the electricity connection state is used to provide gas inside the four-way pipe and the gas conveying pipe, and the four-way pipe and the gas conveying pipe are used to convey the suction force to the inside of the suction disc.

[0014] Preferably, the clamping jaw in the rotating state is used to drive the suction disc to displace, and the suction disc in the suction state is used to adsorb the supporting shaft.

[0015] Compared with the prior art, the clamping jaw mechanism and the suction disc mechanism are used, the gas pump provides the suction force inside the multiple suction discs, the cylinder drives the multiple clamping jaws to displace the multiple suction discs, the multiple suction discs are moved to the positions in contact with the surface of the supporting shaft, the suction disc in the suction state adsorbs the supporting shaft, the multiple clamping jaws and the suction disc are matched to clamp and limit the supporting shaft through the above structure, and the operator is facilitated to operate. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a schematic view of the main body structure of the utility model;

[0017] Figure 2 It is a schematic view of the suction disc mechanism structure of the utility model;

[0018] Figure 3 It is a schematic view of the clamping jaw mechanism structure of the utility model;

[0019] Figure 4 It is a schematic view of another view of the clamping jaw mechanism structure of the utility model.

[0020] In the drawing: 1, clamp body; 2, clamping jaw mechanism; 201, limiting frame; 202, moving piece; 203, clamping jaw; 204, groove; 205, cylinder; 206, spring; 3, suction disc mechanism; 301, gas pump; 302, four-way pipe; 303, gas conveying pipe; 304, suction disc. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative efforts fall within the scope of the present application.

[0022] Please refer to Figures 1-4 The present application provides a supporting shaft clamp technical scheme: a supporting shaft clamp, comprising a clamp body 1, a clamping jaw mechanism 2 and a suction disc mechanism 3 are arranged on the outer side and the inner side of the clamp body 1.

[0023] The clamping jaw mechanism 2 comprises a limiting frame 201, a moving piece 202, a clamping jaw 203, a groove 204, a gas cylinder 205 and a spring 206.

[0024] The limiting frame 201 is fixedly connected to the outside of the clamp body 1, the gas cylinder 205 is fixedly installed on the inside of the clamp body 1, the moving piece 202 is slidingly connected to the inside of the clamp body 1, the spring 206 is sleeved on the outside of the gas cylinder 205, the groove 204 is arranged on the surface of the clamp body 1 and the limiting frame 201, and the bending part of the clamping jaw 203 is rotatably connected to the inside of the groove 204.

[0025] Please refer to Figure 3 The moving piece 202 is fixedly connected to the output end of the gas cylinder 205, and the output end of the gas cylinder 205 in the electrified state drives the moving piece 202 to move.

[0026] In the embodiment: the gas cylinder 205 is electrified to run, so that the output end of the gas cylinder 205 in the running state drives the moving piece 202 to move to the inside of the clamp body 1, and the moving piece 202 in the internal moving state applies force to the spring 206.

[0027] Please refer to Figure 3 The two ends of the spring 206 are fixedly connected with the clamp body 1 and the moving piece 202 respectively, and the spring 206 in the telescopic and movable state is used to assist the moving piece 202 to move.

[0028] In the embodiment: the moving piece 202 in the internal moving state applies force to the spring 206, so that the spring 206 is compressed under stress, and the spring 206 in the telescopic and movable state assists the moving piece 202 to move stably.

[0029] Please refer to Figure 2 The moving piece 202 in the outward moving state is used to drive the clamping jaw 203 to rotate outward, and the moving piece 202 in the inward moving state is used to drive the clamping jaw 203 to rotate inward.

[0030] In the embodiment, the moving piece 202 in the inward moving state drives the clamping jaw 203 to rotate inward, and the multiple clamping jaws 203 are gradually rotated to approach each other, and the multiple clamping jaws 203 in the inward rotating state respectively drive the multiple suction cups 304 to displace.

[0031] Please refer to Figure 2 , the suction cup mechanism 3 comprises a gas pump 301, a four-way pipe 302, a gas conveying pipe 303 and a suction cup 304.

[0032] The gas pump 301 is fixedly installed outside the clamp body 1, the four-way pipe 302 is fixedly connected to the butt joint end of the gas pump 301, one end of the gas conveying pipe 303 is connected to the output end of the four-way pipe 302, the suction cup 304 is arranged on the surface of the clamping jaw 203, and the other end of the gas conveying pipe 303 is connected to the butt joint end of the suction cup 304.

[0033] In the embodiment, the gas pump 301 is connected to electricity to operate, the output end of the gas pump 301 in the operating state provides gas to the inside of the four-way pipe 302, the gas flows into the three gas conveying pipes 303 through the four-way pipe 302, and the gas flows into the three suction cups 304 through the three gas conveying pipes 303.

[0034] Please refer to Figure 2 , the gas pump 301 in the electricity connection state is used to provide gas to the inside of the four-way pipe 302 and the gas conveying pipe 303, and the four-way pipe 302 and the gas conveying pipe 303 are used to convey the suction force to the inside of the suction cup 304.

[0035] In the embodiment, the output end of the gas pump 301 in the operating state provides gas to the inside of the four-way pipe 302, and the gas flows into the three gas conveying pipes 303 through the four-way pipe 302.

[0036] Please refer to Figure 2 , the clamping jaw 203 in the rotating state is used to drive the suction cup 304 to displace, and the suction cup 304 in the suction force state is used to adsorb the supporting shaft.

[0037] In the embodiment, the multiple suction cups 304 are moved to the position in contact with the surface of the supporting shaft, and the suction cup 304 in the suction force state adsorbs the supporting shaft.

[0038] Working principle: first, the supporting shaft is placed in the limiting frame 201, then the air pump 301 is connected to the electricity operation, the output end of the running state air pump 301 provides gas to the inside of the four-way pipe 302, the gas flows into the three gas pipes 303 through the four-way pipe 302, the gas flows into the suction cup 304 through the three gas pipes 303 respectively, at this time, the air cylinder 205 is connected to the electricity operation, the output end of the running state air cylinder 205 drives the moving piece 202 to move to the inside of the clamp body 1, the moving piece 202 in the internal moving state exerts force on the spring 206, the spring 206 is compressed under stress, the spring 206 in the telescopic activity state assists the moving piece 202 to move stably, and the moving piece 202 in the internal moving state drives the clamping jaw 203 to rotate inward, the multiple clamping jaws 203 gradually rotate close to each other, then the multiple clamping jaws 203 in the inward rotating state drive the multiple suction cups 304 to move respectively, the multiple suction cups 304 are moved to the position in contact with the surface of the supporting shaft, then the suction cup 304 in the suction state is adsorbed to the supporting shaft, so that the multiple clamping jaws 203 and the suction cup 304 cooperate to clamp and limit the supporting shaft through the above structure.

[0039] 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 these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A support shaft clamp, comprising a clamp body (1), characterized in that: The clamp body (1) is provided with a gripper mechanism (2) and a suction cup mechanism (3) on its outer and inner sides; The gripper mechanism (2) includes a limiting frame (201), a moving part (202), a gripper (203), a groove (204), a cylinder (205), and a spring (206); The limiting frame (201) is fixedly connected to the outside of the clamp body (1), the cylinder (205) is fixedly installed inside the clamp body (1), the moving part (202) is slidably connected to the inside of the clamp body (1), the spring (206) is sleeved on the outside of the cylinder (205), the groove (204) is opened on the surface of the clamp body (1) and the limiting frame (201), and the bent part of the gripper (203) is rotatably connected to the inside of the groove (204).

2. The support shaft clamp according to claim 1, characterized in that: The movable component (202) is fixedly connected to the output end of the cylinder (205), and the output end of the cylinder (205) in the energized state drives the movable component (202) to move.

3. A support shaft clamp according to claim 1, characterized in that: The two ends of the spring (206) are fixedly connected to the clamp body (1) and the moving part (202) respectively, and the spring (206) in a telescopic state is used to assist the moving part (202) in moving.

4. A support shaft clamp according to claim 1, characterized in that: The moving member (202) in the outward moving state is used to drive the gripper (203) to rotate outward, and the moving member (202) in the inward moving state is used to drive the gripper (203) to rotate inward.

5. A support shaft clamp according to claim 1, characterized in that: The suction cup mechanism (3) includes an air pump (301), a four-way pipe (302), an air supply pipe (303), and a suction cup (304); The air pump (301) is fixedly installed on the outside of the clamp body (1), the four-way pipe (302) is fixedly connected to the docking end of the air pump (301), one end of the air supply pipe (303) is connected to the output end of the four-way pipe (302), the suction cup (304) is disposed on the surface of the gripper (203), and the other end of the air supply pipe (303) is connected to the docking end of the suction cup (304).

6. A support shaft clamp according to claim 5, characterized in that: When powered on, the air pump (301) supplies gas to the inside of the four-way pipe (302) and the air supply pipe (303), and the four-way pipe (302) and the air supply pipe (303) deliver this suction to the inside of the suction cup (304).

7. A support shaft clamp according to claim 5, characterized in that: The gripper (203) in the rotating state is used to drive the suction cup (304) to move, and the suction cup (304) in the suction state is used to adsorb the support shaft.

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