CN216940752U

CN216940752U - Parallel butt-clamping mechanism for linear guide rail

Info

Publication number: CN216940752U
Application number: CN202123189861.3U
Authority: CN
Inventors: 杨杨
Original assignee: Shanghai Dunyu Electromechanical Technology Co ltd
Current assignee: Shanghai Dunyu Electromechanical Technology Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-07-12
Anticipated expiration: 2031-12-17

Abstract

The utility model provides a parallel opposite clamping mechanism of a linear guide rail, which comprises a shell, a cylinder and a pair of clamping arms, wherein the cylinder is arranged on the shell; wherein, the output end of the cylinder is provided with a connector, and the connector is provided with a transmission part for driving the clamping arm; the shell is internally provided with a guide rail, the two clamping arms are respectively arranged on the guide rail through a sliding block, the guide rail is vertical to the motion direction of the output end of the air cylinder, and the air cylinder drives the clamping arms to move along the guide rail. According to the clamping mechanism, the clamping arm linearly moves along the guide rail to finish clamping action through cylinder driving, transmission of the connector and the transmission part, the requirements on the machining precision of the connector, the transmission part and the guide rail used by the whole mechanism are low, the mechanism is prevented from being locked due to insufficient machining precision, and the clamping mechanism is more stable and convenient to use. Meanwhile, the production efficiency is improved, the maintenance cost is reduced, and the service life is prolonged.

Description

Parallel butt-clamping mechanism for linear guide rail

Technical Field

The utility model relates to the technical field of manipulators, in particular to a parallel clamping mechanism of a linear guide rail.

Background

In the process of automatic assembly, processing or production, the clamping jaw is widely applied to clamping and transferring various workpieces. However, the existing clamping jaw has higher requirement on part machining precision, the manufacturing cost of parts is increased, and the mechanism is often clamped in the later period of use; the sub-parts are worn out greatly, the service life is short, the parts need to be maintained and replaced frequently, and the production cost is increased.

SUMMERY OF THE UTILITY MODEL

In view of the above disadvantages of the prior art, an object of the present invention is to provide a parallel clamping mechanism with linear guide rails, which reduces the precision of part processing of the clamping mechanism, prevents the clamping mechanism from being jammed, and increases the service life and stability.

In order to achieve the above objects and other related objects, the present invention provides a parallel clamping mechanism for linear guide rails, which includes a housing, a cylinder mounted on the housing, and a pair of clamping arms located in the housing and having head ends extending out of the housing; the output end of the cylinder is provided with a connector, and a transmission part connected with the clamping arm is arranged on the connector; the shell is internally provided with a guide rail, the two clamping arms are respectively installed on the guide rail through a sliding block, the guide rail is perpendicular to the motion direction of the output end of the air cylinder, and the air cylinder drives the clamping arms to move along the guide rail.

The transmission part comprises a first transmission block and a second transmission block, one end of the first transmission block and one end of the second transmission block are both hinged to the connecting head, and the other end of the first transmission block and the other end of the second transmission block are hinged to the two clamping arms respectively.

In the above parallel clamping mechanism of the linear guide rail, the first transmission block and the second transmission block are hinged to the same point of the connector; the first transmission block and the second transmission block extend towards the two clamping arms in a splayed shape and are respectively hinged to the two clamping arms.

In the parallel clamping mechanism of the linear guide rail, the two clamping arms are symmetrically arranged on two sides of the motion direction of the output end of the air cylinder.

In the linear guide rail parallel clamping mechanism, a pair of guide rails parallel to each other is arranged in the shell, and the two guide rails and the clamping arm are perpendicular to each other.

As described above, the linear guide parallel clamping mechanism of the present invention has the following beneficial effects:

the linear guide rail parallel opposite clamping mechanism is provided with the guide rail, the clamping arm moves linearly along the guide rail through the driving of the air cylinder and the transmission of the connecting head and the transmission part, so that the clamping action is finished, the machining precision requirements of the connecting head, the transmission part and the guide rail used by the whole mechanism are low, the mechanism is prevented from being clamped due to insufficient machining precision, and the use is more stable and convenient. Meanwhile, the production efficiency is improved, the maintenance cost is reduced, and the service life is prolonged.

Drawings

FIG. 1 is a perspective view of a parallel clamping mechanism for linear guide rails according to an embodiment of the present invention;

FIG. 2 is a top view of a linear guide parallel clamping mechanism according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of a linear guide parallel clamping mechanism in an embodiment of the utility model.

Element number description:

1. a housing; 2. a cylinder; 3. a clamp arm; 4. a connector; 5. a transmission member; 6. a guide rail; 7. a slider; 8. a first transmission block; 9. and a second transmission block.

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure of the present invention.

Please refer to fig. 1 to 3. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

Referring to fig. 1 to 3, the utility model provides a parallel clamping mechanism of a linear guide rail, which comprises a housing 1, a cylinder 2 and a pair of clamping arms 3, in this embodiment, the housing 1 comprises a mounting plate and a side plate surrounding the periphery, the cylinder 2 is fixedly mounted on the side plate at one end of the housing 1, a channel is arranged on the side plate, and an output end of the cylinder 2 moves linearly towards the inside of the housing 1 along the channel. The clamping arm 3 is positioned in the shell 1, and the head end of the clamping arm 3 penetrates through the side plate far away from the cylinder 2 and extends out of the shell 1. Wherein, the output end of the cylinder 2 is fixedly connected with a connector 4, and a transmission part 5 connected with the clamping arm 3 is arranged on the connector 4. Specifically, driving medium 5 includes first transmission piece 8 and second transmission piece 9, and the one end of first transmission piece 8 and the one end of second transmission piece 9 all articulate on connector 4, and the other end of first transmission piece 8 and the other end of second transmission piece 9 articulate respectively on two clamp arm 3, and first transmission piece 8, second transmission piece 9 drive two clamp arm 3 motions respectively. Be equipped with guide rail 6 in the casing 1, the lower extreme of two tight arms 3 of clamp is equipped with slider 7 respectively, and two tight arms 3 of clamp are installed on guide rail 6 through slider 7 respectively, and the motion direction mutually perpendicular of guide rail 6 and 2 output ends of cylinder, and the cylinder 2 drive presss from both sides tight arm 3 and follows 6 rectilinear movement of guide rail, accomplishes to press from both sides and gets the action.

Furthermore, the first transmission block 8 and the second transmission block 9 are hinged at the same point of the connector 4; the first transmission block 8 and the second transmission block 9 symmetrically extend towards the two clamping arms 3 in a splayed shape and are respectively hinged on the two clamping arms 3.

Further, the two clamping arms 3 are symmetrically arranged on two sides of the motion direction of the output end of the air cylinder 2.

Further, a pair of guide rails 6 which are parallel to each other are arranged inside the housing 1, the two guide rails 6 are perpendicular to the clamping arm 3, and the two guide rails 6 are fixedly mounted on a mounting plate of the housing 1. Specifically, the lower ends of the two clamping arms 3 are respectively provided with an independent sliding block 7, the two clamping arms 3 are respectively arranged on the two guide rails 6 in parallel through the sliding blocks 7, and when the cylinder 2 is driven, the two clamping arms 3 respectively move linearly along the guide rails 6 through the sliding blocks 7.

In summary, the guide rail 6 is arranged in the shell 1 of the linear guide rail parallel butt-clamping mechanism, the clamping arm 3 linearly moves along the guide rail 6 to complete clamping actions through the driving of the cylinder 2 and the transmission of the connector 4 and the transmission part 5, the machining precision requirements of the connector 4, the transmission part 5 and the guide rail 6 used in the whole mechanism are low, the mechanism is prevented from being clamped due to insufficient machining precision, and the use is more stable and convenient. Meanwhile, the production efficiency is improved, the maintenance cost is reduced, and the service life is prolonged. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A parallel clamping mechanism of a linear guide rail comprises a shell, an air cylinder and a pair of clamping arms, wherein the air cylinder is arranged on the shell, the clamping arms are positioned in the shell, and the head ends of the clamping arms extend out of the shell; the clamping device is characterized in that a connector is arranged at the output end of the air cylinder, and a transmission part connected with the clamping arm is arranged on the connector; the shell is internally provided with a guide rail, the two clamping arms are respectively installed on the guide rail through a sliding block, the guide rail is perpendicular to the motion direction of the output end of the air cylinder, and the air cylinder drives the clamping arms to move along the guide rail.

2. The linear guide rail parallel clamping mechanism according to claim 1, wherein the transmission member comprises a first transmission block and a second transmission block, one end of the first transmission block and one end of the second transmission block are both hinged to the connecting head, and the other end of the first transmission block and the other end of the second transmission block are respectively hinged to the two clamping arms.

3. The parallel clamping mechanism of linear guide rail according to claim 2, wherein the first transmission block and the second transmission block are hinged at the same point of the connecting head; the first transmission block and the second transmission block extend towards the two clamping arms in a splayed shape and are respectively hinged to the two clamping arms.

4. The linear guide rail parallel opposite clamping mechanism according to any one of claims 1 to 3, wherein the two clamping arms are symmetrically arranged at two sides of the motion direction of the output end of the air cylinder.

5. The mechanism of claim 1, wherein a pair of parallel rails is disposed in the housing, and the two rails are perpendicular to the clamping arm.