CN220029375U - Adjustable pneumatic three-jaw clamping device - Google Patents
Adjustable pneumatic three-jaw clamping device Download PDFInfo
- Publication number
- CN220029375U CN220029375U CN202320881178.6U CN202320881178U CN220029375U CN 220029375 U CN220029375 U CN 220029375U CN 202320881178 U CN202320881178 U CN 202320881178U CN 220029375 U CN220029375 U CN 220029375U
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- jaw
- cylinder
- clamping
- support base
- clamping device
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- 210000000078 claw Anatomy 0.000 claims abstract description 14
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
Abstract
The utility model relates to the field of claw clamping equipment, and discloses an adjustable pneumatic three-claw clamping device which comprises a support base, wherein a first air cylinder and a second air cylinder are respectively and fixedly arranged at two ends of the support base, mounting frames are fixedly arranged at output ends of the first air cylinder and the second air cylinder, and a connecting frame is arranged between the two mounting frames. According to the utility model, the cylinder works to drive the two connecting frames to slide, and drives one jaw group to slide and simultaneously drives the rotary disk to rotate so as to drive the two jaw groups on the rotary disk to rotate, so that the three jaw groups are kept round all the time, the function of grasping and loosening is realized, the effect of grasping is realized, the clamping jaw of the jaw group part can be replaced, and a wider clamping range is realized. The clamping jaw can also be replaced by a special-shaped (profiling) clamping jaw, is more suitable for the appearance of a workpiece and is more beneficial to clamping.
Description
Technical Field
The utility model relates to the field of claw clamping equipment, in particular to an adjustable pneumatic three-claw clamping device.
Background
In the machining industry, in order to ensure quick clamping and centering of workpieces, hydraulic or pneumatic control is generally adopted in a numerical control machine tool to clamp the workpieces, such as a numerical control lathe, but due to the problem of equipment cost, some numerical control milling machines are not provided with related mechanisms, and in order to realize corresponding functions at lower cost, the utility model provides an adjustable pneumatic three-jaw clamping device, and the effects of automatic jaw clamping and adjustable jaw clamping are realized through simple low-cost pneumatic and mechanical devices.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides an adjustable pneumatic three-jaw clamping device, which is characterized in that a rotary disc is arranged on a supporting base, two jaw clamping groups are arranged on the rotary disc, air cylinders are arranged on two sides of the supporting base, a connecting frame is connected through the air cylinders, one jaw clamping group is arranged on the connecting frame, the two connecting frames are driven to slide through the work of the air cylinders, one jaw clamping group is driven to slide and simultaneously drive the rotary disc to rotate so as to drive the two jaw groups on the rotary disc to rotate, so that the three jaw clamping groups keep a perfect circle all the time, the effects of grasping and loosening are realized, and the clamping jaw of a jaw clamping part can be replaced, thereby realizing a wider clamping range. The clamping jaw can also be replaced by a special-shaped (profiling) clamping jaw, is more suitable for the appearance of a workpiece and is more beneficial to clamping.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a pneumatic three-jaw clamping device with adjustable, includes the support base, the both ends of support base are fixed respectively and are provided with first cylinder and second cylinder, the output of first cylinder and second cylinder is all fixed and is provided with the mounting bracket, two be provided with the link between the mounting bracket, the inside of link is provided with a removable claw group, the top of support base is rotated and is provided with the rotary disk, the top of selecting the rotary disk is fixed and is provided with two removable claw groups.
Further, the one end of supporting the base is fixedly provided with first cylinder, the one end fixedly connected with mounting bracket that first cylinder is close to the supporting the base, the one end that first cylinder was kept away from to the mounting bracket is provided with the link.
Further, the one end that the first cylinder was kept away from to the support base is fixedly provided with the second cylinder, the one end fixedly connected with mounting bracket that the second cylinder is close to the support base, the one end that the second cylinder was kept away from to the mounting bracket is provided with the link.
Further, two connecting frames are in sliding clamping connection with each other, and one replaceable claw group is arranged in one connecting frame.
Further, the top of the support base is positioned at the bottoms of the two connecting frames and is provided with a rotary disk in a rotary mode, and two replaceable claw groups are fixedly arranged on two sides of the top of the rotary disk.
Further, a plurality of fixing bolts are fixedly arranged at the top of the supporting base, and the supporting base is fixed on the workbench through the fixing bolts.
The utility model has the following beneficial effects:
1. according to the adjustable pneumatic three-jaw clamping device, the rotary disc is arranged on the supporting base, the two jaw clamping groups are arranged on the rotary disc, the air cylinders are arranged on two sides of the supporting base, the connecting frames are connected through the air cylinders, the one jaw clamping group is arranged on the connecting frames, the two connecting frames are driven to slide through the air cylinders, the rotary disc is driven to rotate while one jaw clamping group is driven to slide, so that the two jaw groups on the rotary disc are driven to rotate, the three jaw clamping groups are kept round all the time, the function of grasping and loosening is achieved, the effect of grasping is achieved, the clamping jaw of the jaw clamping group can be replaced, and therefore a wider clamping range is achieved. The clamping jaw can also be replaced by a special-shaped (profiling) clamping jaw, is more suitable for the appearance of a workpiece and is more beneficial to clamping.
Drawings
FIG. 1 is an isometric view of an adjustable pneumatic three-jaw clamping device in accordance with the present utility model;
FIG. 2 is a front view of an adjustable pneumatic three-jaw clamping device in accordance with the present utility model;
FIG. 3 is a top view of an adjustable pneumatic three-jaw clamping device according to the present utility model;
fig. 4 is a side view of an adjustable pneumatic three-jaw clamping device in accordance with the present utility model.
Legend description:
1. a first cylinder; 2. a mounting frame; 3. a replaceable jaw set; 4. a support base; 5. a rotating disc; 6. a connecting frame; 7. and a second cylinder.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other examples, which are obtained by persons of ordinary skill in the art without making any inventive effort, are intended to be within the scope of the present utility model based on the examples herein, and it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments in accordance with the present utility model. For ease of description, the dimensions of the various features shown in the drawings are not drawn to actual scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
Referring to fig. 1-4, one embodiment provided by the present utility model is: the utility model provides a pneumatic three-jaw clamping device with adjustable, includes support base 4, and the both ends of support base 4 are fixed respectively and are provided with first cylinder 1 and second cylinder 7, and the output of first cylinder 1 and second cylinder 7 is all fixed and is provided with mounting bracket 2, is provided with link 6 between two mounting brackets 2, and the inside of link 6 is provided with a removable claw group 3, and the top of support base 4 rotates and is provided with rotary disk 5, selects the fixed two removable claw groups 3 that are provided with in top of rotary disk 5.
One end of the support base 4 is fixedly provided with a first air cylinder 1, one end of the first air cylinder 1, which is close to the support base 4, is fixedly connected with a mounting frame 2, and one end, which is far away from the first air cylinder 1, of the mounting frame 2 is provided with a connecting frame 6. The support base 4 is kept away from the fixed second cylinder 7 that is provided with of one end of first cylinder 1, and the one end fixedly connected with mounting bracket 2 that the second cylinder 7 is close to support base 4, and the one end that the second cylinder 7 was kept away from to mounting bracket 2 is provided with link 6. The two connecting frames 6 are mutually connected in a sliding and clamping way, and one replaceable claw group 3 is arranged in one connecting frame 6. The top of the support base 4 is positioned at the bottoms of the two connecting frames 6 and is rotatably provided with a rotary disk 5, and two replaceable claw groups 3 are fixedly arranged on two sides of the top of the rotary disk 5. The top of the support base 4 is fixedly provided with a plurality of fixing bolts, and the support base 4 is fixed on the workbench through the fixing bolts.
Working principle: when a workpiece which is suitable for being clamped by a chuck is processed, the mechanism can be used, the workpiece is arranged on a workbench through a screw, a connecting frame is pushed by an extension rod of an air cylinder during loosening, the connecting frame drives a replaceable jaw group and a rotary disk to move, the rotary disk drives the other two groups of replaceable jaw groups to move, so that the clamping jaw always keeps a perfect circle, the loosening action is realized, the connecting frame is pushed by the extension rod of the air cylinder during clamping, the connecting frame drives the replaceable jaw groups and the rotary disk to move, the rotary disk drives the other two groups of replaceable jaw groups to move, so that the clamping jaw always keeps the perfect circle, the clamping action is realized, the clamping jaw of the replaceable jaw group part can be replaced, the clamping range is wider, the clamping jaw can also be replaced into a special-shaped (profiling) clamping jaw, the clamping jaw is more suitable for the appearance of the workpiece, and the clamping is more beneficial to.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. An adjustable pneumatic three-jaw clamping device, includes support base (4), its characterized in that: the utility model discloses a support base, including support base (4), rotary disk (5) are provided with in the top rotation of support base (4), the output of first cylinder (1) and second cylinder (7) is all fixed to be provided with mounting bracket (2), two be provided with link (6) between mounting bracket (2), the inside of link (6) is provided with a removable claw group (3), the top of rotary disk (5) is fixed to be provided with two removable claw groups (3).
2. An adjustable pneumatic three jaw clamping device as claimed in claim 1 wherein: the one end of supporting base (4) is fixed and is provided with first cylinder (1), the one end fixedly connected with mounting bracket (2) that first cylinder (1) is close to supporting base (4), the one end that first cylinder (1) was kept away from to mounting bracket (2) is provided with link (6).
3. An adjustable pneumatic three jaw clamping device as claimed in claim 1 wherein: the one end that support base (4) kept away from first cylinder (1) is fixed and is provided with second cylinder (7), the one end fixedly connected with mounting bracket (2) that second cylinder (7) are close to support base (4), the one end that second cylinder (7) was kept away from to mounting bracket (2) is provided with link (6).
4. An adjustable pneumatic three jaw clamping device as claimed in claim 1 wherein: the two connecting frames (6) are mutually connected in a sliding and clamping mode, and one replaceable claw group (3) is arranged in one connecting frame (6).
5. An adjustable pneumatic three jaw clamping device as claimed in claim 1 wherein: the top of the supporting base (4) is positioned at the bottoms of the two connecting frames (6) and is rotatably provided with a rotary disk (5), and two replaceable claw groups (3) are fixedly arranged on two sides of the top of the rotary disk (5).
6. An adjustable pneumatic three jaw clamping device as claimed in claim 1 wherein: the top of the supporting base (4) is fixedly provided with a plurality of fixing bolts, and the supporting base (4) is fixed on the workbench through the fixing bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320881178.6U CN220029375U (en) | 2023-04-19 | 2023-04-19 | Adjustable pneumatic three-jaw clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320881178.6U CN220029375U (en) | 2023-04-19 | 2023-04-19 | Adjustable pneumatic three-jaw clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220029375U true CN220029375U (en) | 2023-11-17 |
Family
ID=88735186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320881178.6U Active CN220029375U (en) | 2023-04-19 | 2023-04-19 | Adjustable pneumatic three-jaw clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220029375U (en) |
-
2023
- 2023-04-19 CN CN202320881178.6U patent/CN220029375U/en active Active
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| GR01 | Patent grant | ||
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