CN219031484U

CN219031484U - Rotary clamp

Info

Publication number: CN219031484U
Application number: CN202223423403.6U
Authority: CN
Inventors: 李思腾
Original assignee: Tangshan Tengfei Machinery Equipment Co ltd
Current assignee: Tangshan Tengfei Machinery Equipment Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-05-16
Anticipated expiration: 2032-12-20

Abstract

The application relates to a rotary clamp relates to clamp technical field, and it includes the crossbeam, crossbeam length direction's midpoint department rigid coupling has a rotation section of thick bamboo, the rigid coupling has the ring gear on the inside wall of rotation section of thick bamboo, the ring gear centers on the inside wall setting of rotation section of thick bamboo, the rotation section of thick bamboo is kept away from crossbeam one end rotation is connected with a fixed section of thick bamboo, the rigid coupling has driving motor in the fixed section of thick bamboo, the rigid coupling has the gear on driving motor's the output shaft, the gear with driving motor's the coaxial setting of output shaft, the gear is arranged in rotation section of thick bamboo and with the ring gear meshes mutually, the equal sliding connection in both ends of crossbeam has splint, be equipped with on the crossbeam and be used for the drive splint along the drive assembly that the crossbeam removed, the fixed section of thick bamboo is kept away from one side of crossbeam is equipped with two lugs that are used for hoist and mount. The lifting and moving safety and stability improvement device has the effect of improving safety and stability in the lifting and moving process of workpieces.

Description

Rotary clamp

Technical Field

The application relates to the technical field of clamps, in particular to a rotary clamp.

Background

The jig is an object for fixing a machining object in a machining process so as to occupy a correct position to receive construction or detection, and is required to be fixed and moved by a crane or forklift equipped with the jig when moving and transporting the workpiece in the machining process due to a large weight of the workpiece in a factory.

For the related art, the lifting clamp in a common factory adopts two clamping plates to carry out hydraulic clamping, so that a workpiece can be effectively fixed, but the lifting clamp generally only has unidirectional freedom degree in the clamping direction, namely the two clamping plates are separated and move to two sides of the workpiece to be close to each other for clamping under the driving of a travelling crane. In actual production, due to the reasons of random placement positions of the workpieces and the like, the clamp is difficult to achieve that the clamping plates are completely parallel to the side surfaces of the workpieces when clamping the workpieces, and the workpieces can be inclined or damaged when clamping.

Disclosure of Invention

The purpose of this application is to provide a rotary clamp.

The application provides a rotating clamp adopts following technical scheme:

the utility model provides a rotary clamp, includes the crossbeam, the mid point department rigid coupling of crossbeam length direction has a rotation section of thick bamboo, the rigid coupling has the ring gear on the inside wall of rotation section of thick bamboo, the ring gear centers on the inside wall setting of rotation section of thick bamboo, the rotation section of thick bamboo is kept away from crossbeam one end is rotated and is connected with fixed section of thick bamboo, the rigid coupling has driving motor in the fixed section of thick bamboo, the rigid coupling has the gear on driving motor's the output shaft, the gear with driving motor's output shaft coaxial setting, the gear is arranged in the rotation section of thick bamboo and with the ring gear meshes, the equal sliding connection in both ends of crossbeam has splint, be equipped with on the crossbeam and be used for the drive splint along the drive assembly that the crossbeam removed, one side that the fixed section of thick bamboo kept away from the crossbeam is equipped with two lugs that are used for the hoist and mount.

Through adopting above-mentioned technical scheme, accessible control driving motor when hoist and mount the work piece, make driving motor rotate and then make the crossbeam rotate through driving fixed section of thick bamboo, make two splint on the crossbeam parallel with the side of work piece, press from both sides tightly the work piece through two splint of drive assembly control afterwards, make the work piece keep stable at promotion and removal in-process from this, reduced the work piece and taken place the condition emergence of skew and damage in removal or lifting in-process, improved work piece hoist and mount removal work's security and stability.

Optionally, the drive assembly is in including the rigid coupling servo motor of crossbeam upper end, the rigid coupling have with the threaded rod that servo motor output shaft coaxial set up on the output shaft of servo motor, the tip at threaded rod both ends all rotates to be connected with the locating piece, the locating piece rigid coupling is in on the crossbeam, threaded connection has the piece that slides on the threaded rod, the piece that slides with splint rigid coupling.

Through adopting above-mentioned technical scheme, accessible control servo motor control threaded rod's rotation and rotation revolve to, from this two splint of accessible drive assembly control move to the side that is close to each other or keep away from each other along the crossbeam, from this accurate clamp the work piece.

Optionally, the crossbeam sets up to the I-steel, splint be close to crossbeam one end rotates and is connected with a plurality of gyro wheels, the gyro wheel is located the crossbeam both sides just the gyro wheel with crossbeam sliding connection.

Through adopting above-mentioned technical scheme, through the frictional force between reducible splint and the crossbeam of gyro wheel, the resistance that receives when reducing splint slip from this.

Optionally, the lug with the rigid coupling has the hoist and mount roof beam that is used for connecting both between the fixed section of thick bamboo, the fixed section of thick bamboo is located two between the lug and two the lug with distance between the fixed section of thick bamboo is the same.

Through adopting above-mentioned technical scheme, can make the atress of fixed section of thick bamboo more even through the hoist and mount roof beam, and can improve the life of this anchor clamps.

Optionally, be equipped with a plurality of connecting rods that are used for connecting both between the fixed section of thick bamboo with rotate the section of thick bamboo, the connecting rod centers on rotate the axis equidistance setting of section of thick bamboo just connecting rod one end fixed connection is in rotate on the section of thick bamboo, the fixed section of thick bamboo orientation rotate one side and seted up around the spout that fixed section of thick bamboo axis set up, the other end of connecting rod is arranged in the spout, the width of the notch of spout is less than the width of the tank bottom of spout, the connecting rod is arranged in the tip rigid coupling of spout one end has the round platform, round platform sliding connection is in the tank bottom of spout.

Through adopting above-mentioned technical scheme, the spout in accessible connecting rod and the fixed section of thick bamboo realizes that the fixed section of thick bamboo is connected with the rotation of rotating the section of thick bamboo, the stability when guaranteeing to rotate the section of thick bamboo from this.

Optionally, the round platform is towards chute notch one side rotates and is connected with two pulleys, the connecting rod is located two between the pulley.

Through adopting above-mentioned technical scheme, the accessible pulley reduces the frictional force that receives when connecting in the spout rotation, reduces the resistance that runs into when rotating the section of thick bamboo from this.

Optionally, an inner groove is formed in the round table, and the pulley is slidably connected in the inner groove.

Through adopting above-mentioned technical scheme, can restrict the slip direction of pulley through the spout, make the pulley more stable on the round platform.

Optionally, an observation window is formed on the arc-shaped side wall of the fixed cylinder.

Through adopting above-mentioned technical scheme, the running state of driving motor is observed to the accessible observation window, is convenient for carry out timely adjustment and maintenance to driving motor.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the driving motor can rotate through driving the fixed cylinder so as to rotate the cross beam, two clamping plates on the cross beam are parallel to the side face of the workpiece, and then the driving assembly controls the two clamping plates to clamp the workpiece, so that the workpiece is kept stable in the lifting and moving process, the occurrence of offset and damage of the workpiece in the moving or lifting process is reduced, and the safety and stability of the workpiece lifting and moving work are improved;

2. the rotation and the rotation direction of the threaded rod can be controlled by controlling the servo motor, so that the two clamping plates can be controlled by the driving assembly to move along the cross beam to the side close to or far from each other, and the workpiece can be accurately clamped;

3. the running state of the driving motor can be observed through the observation window, so that the driving motor can be conveniently and timely adjusted and maintained.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present application;

FIG. 2 is a schematic view of a chute according to an embodiment of the present disclosure;

FIG. 3 is a schematic structural view of a ring gear of an embodiment of the present application;

FIG. 4 is a schematic view of the structure of a roller in an embodiment of the present application;

in the figure, 1, a cross beam; 2. a rotating cylinder; 21. a gear ring; 3. a fixed cylinder; 31. a chute; 32. a connecting rod; 321. a pulley; 33. round bench; 331. an inner tank; 4. a driving motor; 41. a gear; 5. a drive assembly; 51. a servo motor; 52. a threaded rod; 53. a positioning block; 54. a sliding block; 6. a clamping plate; 61. a roller; 7. hoisting the beam; 8. lifting lugs; 9. and an observation window.

Detailed Description

The present application is described in further detail below with reference to fig. 1-4.

The embodiment of the application is as follows: the utility model provides a rotary clamp, refer to fig. 1, fig. 2 and fig. 3, including crossbeam 1, crossbeam 1 upper end fixedly connected with rotates section of thick bamboo 2, rotates section of thick bamboo 2 and is located the length direction of crossbeam 1, and the one end that rotates section of thick bamboo 2 and keep away from crossbeam 1 is equipped with fixed section of thick bamboo 3, and fixed section of thick bamboo 3 and the coaxial setting of rotating section of thick bamboo 2, the fixed section of thick bamboo 2 towards fixed section of thick bamboo 3 one side fixedly connected with four connecting rods 32, connecting rod 32 are located the edge of rotating section of thick bamboo 2 and connecting rod 32 set up around the axis equidistance of rotating section of thick bamboo 2. The end of the connecting rod 32 remote from the rotating cylinder 2 is fixedly connected with a round table 33. The fixed cylinder 3 is provided with an annular chute 31 towards one side of the rotary cylinder 2, the notch of the chute 31 is larger than the bottom of the chute 31, the connecting rod 32 is arranged in the chute 31, the round table 33 is arranged at the bottom of the chute 31, and therefore the fixed cylinder 3 is rotationally connected with the fixed cylinder 3 through the connecting rod 32 and the round table 33.

In order to reduce the friction between the round table 33 and the sliding groove 31 when the fixed cylinder 3 and the rotating cylinder 2 rotate relatively, two inner grooves 331 are formed on one side of the round table 33 away from the bottom of the sliding groove 31, and the connecting rod 32 is located between the two inner grooves 331. The pulley 321 is rotatably connected to the inner groove 331, and one side of the pulley 321 away from the bottom of the inner groove 331 abuts against the side wall of the chute 31, and when the rotating cylinder 2 and the fixed cylinder 3 rotate relatively, the pulley 321 rotates around the axis of the rotating cylinder 2 along the chute 31.

The fixed cylinder 3 is fixedly connected with a driving motor 4 for driving the cross beam 1 to rotate, an observation window 9 for observing the driving motor 4 is arranged on the arc-shaped side wall of the fixed cylinder 3, an output shaft of the driving motor 4 sequentially penetrates through the end side wall of the fixed cylinder 3 and the end side wall of the rotating cylinder 2 and is arranged in the rotating cylinder 2, and a gear 41 is fixedly connected with the end part of the output shaft of the driving motor 4. The gear 41 is provided coaxially with the output shaft of the drive motor 4 and the gear 41 is located in the rotary drum 2. The gear ring 21 arranged along the inner side wall of the rotating cylinder 2 is fixedly connected to the inner side wall of the rotating cylinder 2, the gear 41 is meshed with the gear ring 21, the driving motor 4 is started, the driving motor 4 can drive the gear 41 to rotate, the gear ring 21 meshed with the gear 41 can rotate, the rotating cylinder 2 fixedly connected with the gear ring 21 can rotate, and the rotating cylinder 2 drives the cross beam 1 fixedly connected with the rotating cylinder 2 to rotate.

Referring to fig. 1, the fixed cylinder 3 is far away from the rotating cylinder 2 one end fixedly connected with hoist and mount roof beam 7, hoist and mount roof beam 7 sets up to hollow structure's cuboid form and hoist and mount roof beam 7 and is parallel to crossbeam 1 setting, hoist and mount roof beam 7 is far away from crossbeam 1 one side fixedly connected with two lugs 8, and fixed cylinder 3 is located between two lugs 8 and the distance between two lugs 8 and the fixed cylinder 3 is the same.

Referring to fig. 1 and 4, the end parts at two ends of the beam 1 are respectively provided with a clamping plate 6, the clamping plates 6 comprise rollers 61 which are slidably connected to two sides of the beam 1, each clamping plate 6 is provided with four rollers 61, the rollers 61 are evenly distributed on two sides of the beam 1, the rollers 61 on two sides of the beam 1 are oppositely arranged, and the clamping plates 6 are slidably connected to the beam 1 through the rollers 61. Be equipped with the drive assembly 5 that is used for driving splint 6 along crossbeam 1 removal on the crossbeam 1, drive assembly 5 includes servo motor 51 of rigid coupling on crossbeam 1, and servo motor 51 is located crossbeam 1 and is close to a section of thick bamboo 2 side, servo motor 51's output shaft is located the output shaft that drive motor 4 kept away from a section of thick bamboo 2 side and drive motor 4 on fixedly connected with threaded rod 52, threaded rod 52 and the coaxial setting of output shaft of drive motor 4, the tip of threaded rod 52 all rotates and is connected with locating piece 53, locating piece 53 fixed connection is on crossbeam 1, be equipped with sliding block 54 between two locating pieces 53, sliding block 54 fixed connection is on splint 6, threaded rod 52 passes sliding block 54 and with sliding block 54 threaded connection. Thus, the servo motor 51 is started, and the servo motor 51 can drive the threaded rod 52 to rotate, so that the sliding block 54 which is in threaded connection with the threaded rod moves along the threaded rod 52, and the sliding block 54 drives the two clamping plates 6 on the cross beam 1 to move towards one side or to move away from one another.

The implementation principle of the embodiment of the application is as follows: when a workpiece is required to be hoisted, the device is hoisted through the lifting lug 8, the beam 1 is moved to the upper part of the workpiece, then the driving motor 4 is controlled to rotate the beam 1 to a position parallel to the side surface of the workpiece through controlling the driving motor 4, then the servo motor 51 is regulated in the hoisting and hoisting process, the servo motor 51 drives the threaded rod 52 to rotate, and then the two clamping plates 6 are regulated to proper hoisting positions, so that the workpiece is hoisted.

The embodiments of this embodiment are all preferred embodiments of the present application, and are not intended to limit the scope of the present application, in which like parts are denoted by like reference numerals. Therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a rotary clamp, its characterized in that, includes crossbeam (1), the mid point department rigid coupling of crossbeam (1) length direction has a rotary drum (2), the rigid coupling has ring gear (21) on the inside wall of rotary drum (2), ring gear (21) are centers on the inside wall setting of rotary drum (2), rotary drum (2) are kept away from crossbeam (1) one end rotation is connected with fixed section of thick bamboo (3), the rigid coupling has driving motor (4) in fixed section of thick bamboo (3), the rigid coupling has gear (41) on the output shaft of driving motor (4), gear (41) with the coaxial setting of output shaft of driving motor (4), gear (41) are arranged in rotary drum (2) and with ring gear (21) mesh mutually, the equal sliding connection in both ends of crossbeam (1) has splint (6), be equipped with on crossbeam (1) and be used for the drive splint (6) are followed drive assembly (5) that crossbeam (1) removed, one side that fixed section of thick bamboo (3) kept away from crossbeam (1) is equipped with two lifting lug (8) that are used for.

2. The rotary clamp according to claim 1, wherein the driving assembly (5) comprises a servo motor (51) fixedly connected to the upper end of the cross beam (1), a threaded rod (52) coaxially arranged with the output shaft of the servo motor (51) is fixedly connected to the output shaft of the servo motor (51), positioning blocks (53) are rotatably connected to the ends of the two ends of the threaded rod (52), the positioning blocks (53) are fixedly connected to the cross beam (1), sliding blocks (54) are connected to the threaded rod (52) in a threaded mode, and the sliding blocks (54) are fixedly connected to the clamping plates (6).

3. A rotary clamp according to claim 2, characterized in that the cross beam (1) is provided as i-steel, the clamping plate (6) is rotatably connected with a plurality of rollers (61) near one end of the cross beam (1), the rollers (61) are located at two sides of the cross beam (1) and the rollers (61) are slidably connected with the cross beam (1).

4. A rotary clamp according to claim 1, characterized in that a lifting beam (7) for connecting the lifting lug (8) and the fixed cylinder (3) is fixedly connected between the lifting lug (8) and the fixed cylinder (3), the fixed cylinder (3) is positioned between the two lifting lugs (8) and the distances between the two lifting lugs (8) and the fixed cylinder (3) are the same.

5. The rotary clamp according to claim 1, characterized in that a plurality of connecting rods (32) for connecting the fixed cylinder (3) and the rotary cylinder (2) are arranged between the fixed cylinder (3) and the rotary cylinder (2), the connecting rods (32) are equidistantly arranged around the axis of the rotary cylinder (2) and one end of each connecting rod (32) is fixedly connected to the rotary cylinder (2), a chute (31) arranged around the axis of the fixed cylinder (3) is arranged on one side of the fixed cylinder (3) towards the rotary cylinder (2), the other end of each connecting rod (32) is arranged in the chute (31), the width of a notch of each chute (31) is smaller than the width of the bottom of each chute (31), a round table (33) is fixedly connected to the end of each connecting rod (32) arranged at one end of each chute (31), and each round table (33) is slidably connected to the bottom of each chute (31).

6. The rotary clamp according to claim 5, wherein two pulleys (321) are rotatably connected to one side of the round table (33) facing the notch of the chute (31), and the connecting rod (32) is located between the two pulleys (321).

7. The rotary clamp according to claim 6, wherein the round table (33) is provided with an inner groove (331), and the pulley (321) is slidably connected in the inner groove (331).

8. A rotary clamp according to claim 1, characterized in that the curved side wall of the fixed cylinder (3) is provided with an observation window (9).