Clamping device

Abstract

The utility model provides a clamping device, which comprises a flexible clamping jaw, a clamping device and a clamping device, wherein the flexible clamping jaw is internally provided with an air cavity; the gas pipeline is communicated with the gas cavity and can inflate and deflate the gas cavity; the rotating air cylinder is connected with the flexible clamping jaw and can drive the flexible clamping jaw to rotate. Opening and closing of the flexible clamping jaw are controlled through air pressure, rotation of the rotary air cylinder is controlled through air pressure, and then the flexible clamping jaw is driven to rotate, so that stability and controllability of the clamping device can be improved, and the clamping device can be applied to occasions needing flexible clamping and precise control.

Description

Technical Field

[0001] The utility model relates to the technical field of clamping equipment, in particular to a clamping device. Background Art

[0002] In the industrial production process, the clamping mechanism for clamping products is widely used. Since each component of the clamping mechanism needs to be precisely adjusted to achieve its function, its maintenance frequency is high and the maintenance process is cumbersome. In addition, the difficulty in timely detection of faults leads to an increase in product scrap rate, which seriously affects production efficiency and product quality. Utility Model Content

[0003] The embodiment of the utility model provides a clamping device, which can improve the technical problem of the existing clamping device that is prone to failure.

[0004] In a first aspect, an embodiment of the present utility model provides a clamping device, comprising:

[0005] A flexible clamping jaw having an air cavity disposed therein;

[0006] A gas pipeline is communicated with the gas cavity and can fill and discharge gas into the gas cavity;

[0007] The rotating cylinder is connected to the flexible clamping claw and can drive the flexible clamping claw to rotate.

[0008] Beneficial effects of the embodiments of the utility model:

[0009] In an embodiment of the utility model, the opening and closing of the flexible clamp is controlled by air pressure, and the rotation of the rotary cylinder is controlled by air pressure, thereby driving the rotation of the flexible clamp, thereby improving the stability and controllability of the clamping device, and can be applied to occasions requiring flexible clamping and precise control.

[0010] In one embodiment, a through groove is provided on the side of the flexible clamping jaw away from the rotating cylinder for clamping products, the through groove penetrates the flexible clamping jaw in the radial direction of the flexible clamping jaw, and the air cavity is provided on both sides of the through groove.

[0011] Beneficial effects of the embodiments of the utility model:

[0012] In the embodiment of the utility model, the product to be clamped can be fixed in the through slot on the flexible clamping claw, thereby clamping the product to be clamped, the structure is simple, and it is not easy to fail. By providing air cavities on both sides of the through slot, the air cavities on both sides of the through slot can be inflated and deflated at the same time, thereby improving the flexibility and operability of the flexible clamping claw.

[0013] In one embodiment, the air cavity extends from both sides of the through groove to a side of the flexible clamp close to the rotating cylinder, and the gas pipeline is arranged on a side of the flexible clamp close to the rotating cylinder and communicates with the air cavity.

[0014] Beneficial effects of the embodiments of the utility model:

[0015] In an embodiment of the utility model, by extending the air cavity from both sides of the through groove to the side of the flexible clamp close to the rotating cylinder, and arranging the gas pipeline on the side of the flexible clamp close to the rotating cylinder, the gas transported by the gas pipeline can be gradually transported from the side of the flexible clamp close to the rotating cylinder to both sides of the through groove, thereby improving the operating accuracy of the flexible clamp.

[0016] In one embodiment, a radial dimension of the flexible clamping claw gradually decreases in a direction away from the rotating cylinder.

[0017] Beneficial effects of the embodiments of the utility model:

[0018] In the embodiment of the utility model, the radial dimension of the flexible clamping claw is set to gradually decrease in the direction away from the rotating cylinder, so that the clamping of the flexible clamping claw can be facilitated.

[0019] In one embodiment, a pneumatic joint is provided on the gas pipeline.

[0020] Beneficial effects of the embodiments of the utility model:

[0021] In the embodiment of the utility model, the on-off control of the gas pipeline can be realized through the pneumatic joint, thereby controlling the gripping and releasing of the product to be gripped by the flexible clamping claw.

[0022] In one embodiment, the rotating cylinder is connected to the flexible clamp via a connecting piece, one end of the connecting piece is connected to the rotating cylinder, and the other end of the connecting piece is sleeved on the circumference of the flexible clamp.

[0023] Beneficial effects of the embodiments of the utility model:

[0024] In an embodiment of the utility model, the connection between the rotating cylinder and the flexible clamp can be achieved through a connecting piece. By putting the connecting piece on the circumferential surface of the flexible clamp, the angle between the flexible clamp and the connecting piece can be adjusted, thereby adjusting the clamping angle of the flexible clamp, and at the same time, the connection stability between the flexible clamp and the connecting piece can be improved.

[0025] In one embodiment, the connecting member is L-shaped and includes a first extension portion and a second extension portion, the first extension portion is connected to the rotating cylinder and can rotate around the rotating cylinder under the drive of the rotating cylinder, and the second extension portion is connected to the flexible clamp.

[0026] Beneficial effects of the embodiments of the utility model:

[0027] In the embodiment of the utility model, by setting the connecting piece to be L-shaped, the flexible clamping claw can rotate around the rotating cylinder, so that the flexible clamping claw can transport the product to be clamped from one processing point to another processing point.

[0028] In one embodiment, the flexible clamp is disposed on a side of the second extending portion facing away from the first extending portion.

[0029] Beneficial effects of the embodiments of the utility model:

[0030] In the embodiment of the utility model, by arranging the flexible clamp on the side of the second extension portion away from the first extension portion, the side of the flexible clamp away from the second extension portion is not blocked by the rotating cylinder, thereby facilitating the operation of the flexible clamp.

[0031] In one embodiment, the rotary cylinder is disposed on a fixed seat.

[0032] Beneficial effects of the embodiments of the utility model:

[0033] In the embodiment of the utility model, by fixing the rotating cylinder, the entire clamping device can be fixed, and the rotation of the flexible clamping claw can be made more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative work.

[0035] Figure 1 It is a structural schematic diagram of a clamping device provided in an embodiment of the utility model;

[0036] Figure 2 It is a cross-sectional view of the flexible clamping claw provided in the embodiment of the utility model.

[0037] Description of the drawings: flexible clamping jaw-1; air cavity-11; through groove-12; gas pipeline-2; pneumatic joint-21; rotary cylinder-3; connecting piece-4; first extension part-41; second extension part-42; fixing seat-5; product-6. DETAILED DESCRIPTION

[0038] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model. In addition, it should be understood that the specific implementation methods described herein are only used to illustrate and explain the utility model, and are not used to limit the utility model. In the utility model, unless otherwise stated, the directional words used, such as "upper" and "lower", generally refer to the upper and lower parts of the device in actual use or working state, specifically the drawing direction in the accompanying drawings; while "inside" and "outside" refer to the outline of the device.

[0039] See also Figure 1~2 An embodiment of the utility model provides a clamping device, including: a flexible clamping claw 1, a gas pipeline 2, a rotating cylinder 3, a connecting piece 4 and a fixing seat 5.

[0040] The rotating cylinder 3 is connected to the flexible clamp 1 through a connecting member 4, and can drive the flexible clamp 1 to rotate. The connecting member 4 is L-shaped, including a first extension portion 41 and a second extension portion 42. The first extension portion 41 and the second extension portion 42 can be perpendicular to each other, or there can be an angle between them, which can be set as needed. The first extension portion 41 is connected to the rotating cylinder 3, and can rotate around the rotating cylinder 3 under the drive of the rotating cylinder 3. The second extension portion 42 is sleeved on the circumferential surface of the flexible clamp 1. The second extension portion 42 abuts against the circumferential surface of the flexible clamp 1 and is fastened by bolts. The flexible clamp 1 is arranged on the side of the second extension portion 42 away from the first extension portion 41, so as to facilitate the clamping of the flexible clamp 1.

[0041] A through slot 12 is provided on the side of the flexible clamping jaw 1 facing away from the rotating cylinder 3, and the through slot 12 is used to clamp the product 6. The through slot 12 penetrates the flexible clamping jaw 1 in the radial direction of the flexible clamping jaw 1. An air cavity 11 is provided inside the flexible clamping jaw 1, and the air cavity 11 extends from both sides of the through slot 12 to the side of the flexible clamping jaw 1 close to the rotating cylinder 3. The radial dimension of the flexible clamping jaw 1 gradually decreases in the direction away from the rotating cylinder 3. The shapes of the flexible clamping jaw 1 and the air cavity 11 can be set to be symmetrical about the through slot 12, thereby improving the symmetry and accuracy of the flexible clamping jaw 1 in grasping and releasing.

[0042] The gas pipeline 2 is arranged on the side of the flexible clamping jaw 1 close to the rotating cylinder 3, and is connected to the side of the flexible clamping jaw 1 close to the rotating cylinder 3, and is communicated with the air cavity 11, so that gas can be filled and discharged into the air cavity 11, thereby achieving the clamping and release of the flexible clamping jaw 1. A pneumatic connector 21 is provided on the gas pipeline 2 for controlling the on and off of the gas pipeline 2. The end of the gas pipeline 2 away from the flexible clamping jaw 1 can be connected to an air pump for pumping gas into the gas pipeline 2.

[0043] The rotating cylinder 3 is fixedly arranged on the fixing seat 5, thereby fixing the entire clamping device.

[0044] The above is a detailed introduction to the embodiments of the present invention. Specific examples are used in this article to illustrate the principles and implementation methods of the present invention. The description of the above embodiments is only used to help understand the method and core idea of ​​the present invention. At the same time, for technicians in this field, according to the idea of ​​the present invention, there will be changes in the specific implementation method and application scope. In summary, the content of this specification should not be understood as a limitation on the present invention.

Claims

1. A clamping device, characterized in that: include: A flexible clamping jaw (1) having an air cavity (11) disposed therein; A gas pipeline (2) communicates with the gas cavity (11) and is capable of filling and discharging gas into the gas cavity (11); A rotating cylinder (3) connected to the flexible clamping claw (1) and capable of driving the flexible clamping claw (1) to rotate; A through slot (12) is provided on a side of the flexible clamping claw (1) facing away from the rotating cylinder (3) for clamping the product (6); the through slot (12) penetrates the flexible clamping claw (1) in a radial direction of the flexible clamping claw (1); and the air cavities (11) are provided on both sides of the through slot (12).

2. The clamping device according to claim 1, characterized in that: The air cavity (11) extends from both sides of the through groove (12) to a side of the flexible clamping claw (1) close to the rotating cylinder (3), and the gas pipeline (2) is arranged on a side of the flexible clamping claw (1) close to the rotating cylinder (3) and is in communication with the air cavity (11).

3. The clamping device according to claim 1, characterized in that: The radial dimension of the flexible clamping claw (1) gradually decreases in a direction away from the rotating cylinder (3).

4. The clamping device according to claim 1, characterized in that: The gas pipeline (2) is provided with a pneumatic joint (21).

5. The clamping device according to claim 1, characterized in that: The rotating cylinder (3) is connected to the flexible clamp (1) via a connecting piece (4); one end of the connecting piece (4) is connected to the rotating cylinder (3), and the other end of the connecting piece (4) is sleeved on the circumferential surface of the flexible clamp (1).

6. The clamping device according to claim 5, characterized in that: The connecting member (4) is L-shaped and comprises a first extension portion (41) and a second extension portion (42); the first extension portion (41) is connected to the rotary cylinder (3) and can rotate around the rotary cylinder (3) under the drive of the rotary cylinder (3); and the second extension portion (42) is connected to the flexible clamp (1).

7. The clamping device according to claim 6, characterized in that: The flexible clamping claw (1) is arranged on a side of the second extending portion (42) facing away from the first extending portion (41).

8. The clamping device according to claim 1, characterized in that: The rotary cylinder (3) is arranged on a fixed seat (5).

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