CN212859193U - Clamping device convenient to adjust - Google Patents
Clamping device convenient to adjust Download PDFInfo
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- CN212859193U CN212859193U CN202021538939.0U CN202021538939U CN212859193U CN 212859193 U CN212859193 U CN 212859193U CN 202021538939 U CN202021538939 U CN 202021538939U CN 212859193 U CN212859193 U CN 212859193U
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Abstract
The utility model provides a clamping device convenient to adjust, which is characterized in that the clamping device comprises a main body, a driving component, a moving part and a clamping piece which can be sleeved with a workpiece, wherein the moving part is movably arranged in the main body, the clamping piece is detachably connected at one end of the moving part, one end of the clamping piece extends out of the main body, one end of the clamping piece extending out of the main body is fixedly provided with a clamping part, and a clamping position for placing the workpiece is formed between the clamping part and the main body; the clamping part is arranged on the main body, the clamping part is arranged on the clamping part, and the clamping part is movably connected with the moving part. In the clamping device, the workpiece is fixed by clamping between the clamping part and the main body after being sleeved on the clamping piece, so that the clamping device can stably clamp the workpiece.
Description
Technical Field
The utility model belongs to the anchor clamps field, in particular to clamping device convenient to adjust.
Background
The jig is a device for fixing a processing object to occupy a correct position for receiving construction or inspection in a machine manufacturing process, and is also called a jig.
Above-mentioned this clamping device of comparison document 1 because mainly lean on left arm lock and right arm lock to press from both sides tightly when centre gripping work piece, but after the device uses ageing for a long time, appear becoming flexible when having left arm lock and right arm lock centre gripping work piece for the work piece probably drops between left arm lock and the right arm lock, can not guarantee the stability and the reliability of work piece centre gripping.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide a clamping device convenient for adjustment, which can stably clamp a workpiece and is more reliable.
Another object of the utility model is to provide a clamping device convenient to adjust, the device is convenient for adjust, can the multiple size work piece of adaptation.
In order to achieve the above object, the technical solution of the present invention is as follows.
The utility model provides a clamping device convenient to adjust, which is characterized in that the clamping device comprises a main body, a driving component, a moving part and a clamping piece which can be sleeved with a workpiece, wherein the moving part is movably arranged in the main body, the clamping piece is detachably connected at one end of the moving part, one end of the clamping piece extends out of the main body, one end of the clamping piece extending out of the main body is fixedly provided with a clamping part, and a clamping position for placing the workpiece is formed between the clamping part and the main body; the clamping part is arranged on the main body, the clamping part is arranged on the clamping part, and the clamping part is movably connected with the moving part. In the clamping device, the workpiece is fixed by clamping between the clamping part and the main body after being sleeved on the clamping piece, so that the clamping device can stably clamp the workpiece, the workpiece cannot be separated from the clamping piece, and the clamping device is more stable and reliable. And the device has simple structure and is convenient to operate and use.
Furthermore, a driving piece is fixedly arranged at the front end of the driving component, an avoidance position is arranged on the main body, a driving cavity matched with the driving piece is arranged on the moving piece, and the driving piece extends into the driving cavity through the avoidance position and is movably connected with the moving piece; the driving component can drive the driving part to perform telescopic motion in the driving cavity, and then the driving part drives the moving part to move in the main body.
Furthermore, a spring is arranged between the other end of the moving part and the main body, and two ends of the spring are respectively abutted against the other end of the moving part and the main body.
Furthermore, the driving part is provided with a driving inclined plane, a movable inclined plane is arranged in the driving cavity corresponding to the driving inclined plane, and the driving inclined plane is abutted against the movable inclined plane; when the bottom end of the driving inclined plane abuts against the movable inclined plane, the clamping position is in a workpiece loosening state; when the top end of the driving inclined plane abuts against the movable inclined plane, the clamping position is in a workpiece clamping state.
Furthermore, a driving plane is arranged on the other side, opposite to the driving inclined plane, of the driving part, and a movable plane is arranged in the driving cavity and corresponds to the driving plane; when the bottom end of the driving inclined plane is abutted against the movable inclined plane, the driving plane is not contacted with the movable plane; when the top end of the driving inclined plane abuts against the movable inclined plane, the driving plane abuts against the movable plane.
Further, the whole cross section of the driving piece is a right trapezoid.
Furthermore, be provided with the installation position on the holder, the moving part is provided with the fixed part corresponding the installation position of holder, holder and moving part carry out detachable the connection through installation position and fixed part.
Furthermore, the number of the installation positions is more than two. More than two mounting positions can be selected to be fixed according to the length size of the workpiece to be clamped. Can be adapted to workpieces with various sizes
Furthermore, the moving part is of a tubular structure, the clamping piece is of an axial structure, and the clamping piece is sleeved in the moving part; the installation position on the clamping piece is an annular groove surrounding the outer side of the clamping piece, the fixing part is balls movably arranged on the moving part, one end of each ball is penetrated into the moving part and corresponds to the installation position, and an anti-falling part for preventing the balls from being separated from the moving part and rolling out is arranged at one end, corresponding to the balls, of the moving part.
Furthermore, a movable cavity matched with the movable part is arranged in the main body, the movable part is movably connected in the movable cavity, an installation cavity is arranged at the front end of the movable cavity, the diameter of the installation cavity is larger than that of the movable cavity, and the joint between the installation cavity and the movable cavity is an inclined plane; before the driving component drives the movable part to move, one end of the movable part with the ball is positioned in the mounting cavity, and the clamping piece is not fixed in the movable part; after the driving assembly drives the movable piece to move, the ball gradually extends into the installation position through the movable piece after passing through the inclined surface; when one end of the moving part with the ball completely enters the moving cavity, the inner side surface of the main body, which is positioned in the moving cavity, is abutted against and pressed on the other end of the ball, and one end of the ball extends into the mounting position, so that the clamping piece is fixed in the moving part.
Further, this clamping device is still including the anticreep piece, the detachable setting of anticreep piece is in the main part, just the anticreep piece front end stretches into to installation cavity department, and the anticreep piece is provided with the anticreep cavity of adaptation holder, the holder passes the anticreep cavity and is connected with the moving part is detachable. The anti-falling piece can prevent the moving piece from falling out of the device.
In the clamping device, a workpiece to be clamped is sleeved on a clamping piece, then the clamping piece is installed in a moving piece, and an installation position corresponds to a ball, wherein the installation position on the moving piece can be selected according to the size of the workpiece to be clamped; then the driving component starts to work to push the driving component to extend into the driving cavity, the driving component drives the moving component to move in the main body through the matching of the driving inclined plane and the movable inclined plane of the moving component, and the other end of the moving component abuts against the compression spring; when the moving part moves, the ball passes through the inclined plane at the joint between the mounting cavity and the movable cavity, the ball is gradually pressed and abutted in the mounting position under the action of the inclined plane, when the ball enters the movable cavity, the inner side surface of the movable cavity abuts against one end of the ball, the other end of the ball is completely pressed and abutted in the mounting position, so that the clamping piece and the moving part are fixed, and the mounting process of the workpiece is completed; then the clamping piece and the movable piece continue to move under the continuous driving of the driving piece until the workpiece is clamped by the clamping part and the main body. When the workpiece is loosened, the driving assembly is only required to drive the driving piece to be pulled out of the driving cavity, and the ball part of the moving piece returns to the mounting cavity under the resilience force of the spring, so that the moving piece and the clamping piece are easily separated, and the workpiece can be smoothly taken down from the clamping piece.
The beneficial effects of the utility model reside in that: compared with the prior art the utility model discloses in, the work piece is fixed for cup jointing the back clamp between clamping part and the main part on the holder tightly for this clamping device can stabilize the centre gripping work piece, and the work piece can not break away from the clamping piece, and is more reliable and more stable. And the device has simple structure and is convenient to operate and use.
Drawings
Fig. 1 is a schematic structural view of the clamping member of the present invention when it is not fixed in the movable member.
Fig. 2 is a cross-sectional view of the clamping member with the work piece attached thereto according to the present invention when the clamping member is not fixed in the movable member.
Fig. 3 is an exploded view of the anti-slip member, the main body, the driving member, the moving member, and the holding member to which the workpiece is coupled.
Fig. 4 is a cross-sectional view of the main body of the present invention.
Fig. 5 is a cross-sectional view of the driving member and the movable member of the present invention.
Fig. 6 is a partially enlarged view of fig. 2 at a.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-6, the utility model provides a clamping device convenient to adjust, which is characterized in that, the clamping device comprises a main body 1, a driving component 2, a moving part 3 and a clamping piece 4, the moving part 3 is movably arranged in the main body 1, the clamping piece 4 is detachably connected with one end of the moving part 3, one end of the clamping piece 4 extends out of the main body 1, one end of the clamping piece 4 extending out of the main body 1 is fixedly provided with a clamping part 41, and a clamping position 42 for placing a workpiece 5 is formed between the clamping part 41 and the main body 1; the driving component 2 is movably connected with the moving part 3, the driving component 2 drives the moving part 3 to move in the main body 1 when moving on the moving part 3, the moving part 3 drives the clamping part 4 to move when moving, further, the distance between the clamping part 41 and the main body 1 is reduced or increased, and the clamping position 42 clamps or loosens a workpiece.
Furthermore, a driving part 21 is fixedly arranged at the front end of the driving component 2, avoidance positions 11 are arranged on two sides of the main body 1, a driving cavity 31 adapted to the driving part 21 is arranged on the movable part 3, two ends of the driving cavity 31 penetrate through the movable part 3, the driving part 21 extends into the driving cavity 31 through the avoidance position 11 on one side of the main body and is movably connected with the movable part 3, and the driving part 21 can extend out from the avoidance position 11 on the other side of the main body 1; the driving component 2 can drive the driving component 21 to perform a telescopic motion in the driving cavity 31, and then the driving component 21 drives the movable component 3 to move in the main body 1. The drive unit 2 comprises a cylinder 22 for driving the drive member 21, the cylinder 22 being secured to the drive member 21 via an output shaft.
Further, a spring 12 is arranged between the other end of the moving member 3 and the main body 1, and two ends of the spring 12 respectively abut against the other end of the moving member 3 and the main body 1.
Further, the driving member 21 is provided with a driving inclined surface 211, a movable inclined surface 311 is arranged in the driving cavity 31 corresponding to the driving inclined surface 211, and the driving inclined surface 211 abuts against the movable inclined surface 311; when the bottom end of the driving inclined plane 211 abuts against the movable inclined plane 311, the clamping position 42 is in a state of releasing the workpiece 5; when the top end of the driving inclined surface 211 abuts against the movable inclined surface 311, the clamping position 42 is in a workpiece clamping state.
Further, the other side of the driving member 21 opposite to the driving inclined plane 211 is provided with a driving plane 212, and a movable plane 312 is arranged in the driving cavity 31 corresponding to the driving plane 212; when the bottom end of the driving inclined plane 211 abuts against the movable inclined plane 311, the driving plane 212 is not in contact with the movable plane 312; when the top end of the driving inclined plane 211 abuts against the movable inclined plane 311, the driving plane 212 abuts against the movable plane 312.
Further, the cross section of the driving member 21 is a right trapezoid as a whole.
Further, a mounting position 43 is arranged on the clamping member 4, a fixing portion 32 is arranged on the movable member 3 corresponding to the mounting position 43 of the clamping member 4, and the clamping member 4 and the movable member 3 are detachably connected with the fixing portion 32 through the mounting position 43.
Further, the number of the mounting positions 43 is more than two.
Further, the moving part 3 is of a tubular structure, the clamping piece 4 is of an axial structure, and the clamping piece 4 is sleeved in the moving part 3; the mounting position 43 on the clamping member 4 is an annular groove surrounding the outer side of the clamping member 4, the fixing portion 32 is a ball movably arranged on the moving member 3, one end of the ball penetrates into the moving member 3 and corresponds to the mounting position 43, and an anti-falling portion 33 for preventing the ball from falling off from the moving member 3 is arranged on the moving member 3 corresponding to one end of the ball.
Further, a movable cavity 13 adapted to the movable piece 3 is arranged in the main body 1, the movable piece 3 is movably connected in the movable cavity 13, an installation cavity 14 is arranged at the front end of the movable cavity 13, the diameter of the installation cavity 14 is larger than that of the movable cavity 13, and a joint between the installation cavity 14 and the movable cavity 13 is an inclined surface 15; before the driving component 2 drives the movable part 3 to move, one end of the movable part 3 with the balls is positioned in the mounting cavity 14, and the clamping piece 4 is not fixed in the movable part 3; after the driving component 2 drives the movable piece 3 to move, the balls gradually extend into the mounting position 43 through the movable piece 3 after passing through the inclined surface 15; when the end of the movable member 3 with the balls completely enters the movable cavity 13, the inner side surface of the main body 1 located in the movable cavity 13 abuts against and presses against the other end of the balls, and one end of the balls extends into the mounting position 43 to fix the clamping member 4 in the movable member 3.
Further, this clamping device is still including anticreep piece 6, the detachable setting of anticreep piece 6 is in main part 1, just the 6 front ends of anticreep piece stretch into to installation cavity 14 department, and anticreep piece 6 is provided with the anticreep cavity 61 of adaptation holder 4, holder 4 passes anticreep cavity 61 and is connected with movable part 3 is detachable.
In fig. 2 described below, for better illustration, the output shaft of the cylinder 22 is not connected to the driving member 21, and in the specific embodiment, the output shaft of the cylinder 22 is connected to the driving member 21.
The beneficial effects of the utility model reside in that: compared with the prior art the utility model discloses in, the work piece is fixed for cup jointing the back clamp between clamping part and the main part on the holder tightly for this clamping device can stabilize the centre gripping work piece, and the work piece can not break away from the clamping piece, and is more reliable and more stable. And the device has simple structure and is convenient to operate and use.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A clamping device convenient to adjust is characterized by comprising a main body, a driving assembly, a moving part and a clamping piece, wherein the clamping piece can be sleeved with a workpiece; the clamping part is arranged on the main body, the clamping part is arranged on the clamping part, and the clamping part is movably connected with the moving part.
2. The clamping device convenient to adjust according to claim 1, wherein a driving member is fixedly arranged at the front end of the driving assembly, an avoiding position is arranged on the main body, a driving cavity matched with the driving member is arranged on the movable member, and the driving member extends into the driving cavity through the avoiding position and is movably connected with the movable member; the driving component can drive the driving part to perform telescopic motion in the driving cavity, and then the driving part drives the moving part to move in the main body.
3. The adjustable clamping device as claimed in claim 2, wherein a spring is disposed between the other end of the movable member and the main body, and two ends of the spring respectively abut against the other end of the movable member and the main body.
4. The clamping device convenient to adjust as claimed in claim 2, wherein the driving member is provided with a driving inclined surface, a movable inclined surface is arranged in the driving cavity corresponding to the driving inclined surface, and the driving inclined surface abuts against the movable inclined surface; when the bottom end of the driving inclined plane abuts against the movable inclined plane, the clamping position is in a workpiece loosening state; when the top end of the driving inclined plane abuts against the movable inclined plane, the clamping position is in a workpiece clamping state.
5. The clamping device convenient to adjust as claimed in claim 4, wherein the other side of the driving member opposite to the driving inclined surface is provided with a driving plane, and a movable plane is arranged in the driving cavity corresponding to the driving plane; when the bottom end of the driving inclined plane is abutted against the movable inclined plane, the driving plane is not contacted with the movable plane; when the top end of the driving inclined plane abuts against the movable inclined plane, the driving plane abuts against the movable plane.
6. The clamping device convenient to adjust as claimed in claim 1, wherein the clamping member is provided with a mounting position, the movable member is provided with a fixing portion corresponding to the mounting position of the clamping member, and the clamping member and the movable member are detachably connected with the fixing portion through the mounting position.
7. The adjustable clamp of claim 6 wherein the number of mounting locations is two or more.
8. The adjustable clamping device as claimed in claim 6, wherein the movable member is tubular in structure, the clamping member is shaft-shaped in structure, and the clamping member is sleeved in the movable member; the installation position on the clamping piece is an annular groove surrounding the outer side of the clamping piece, the fixing part is balls movably arranged on the moving part, one end of each ball is penetrated into the moving part and corresponds to the installation position, and an anti-falling part for preventing the balls from being separated from the moving part and rolling out is arranged at one end, corresponding to the balls, of the moving part.
9. The clamping device convenient to adjust as claimed in claim 8, wherein a movable cavity adapted to the movable member is provided in the main body, the movable member is movably connected in the movable cavity, and a mounting cavity is provided at the front end of the movable cavity, and the diameter of the mounting cavity is larger than that of the movable cavity, and the joint between the mounting cavity and the movable cavity is an inclined surface; before the driving component drives the movable part to move, one end of the movable part with the ball is positioned in the mounting cavity, and the clamping piece is not fixed in the movable part; after the driving assembly drives the movable piece to move, the ball gradually extends into the installation position through the movable piece after passing through the inclined surface; when one end of the moving part with the ball completely enters the moving cavity, the inner side surface of the main body, which is positioned in the moving cavity, is abutted against and pressed on the other end of the ball, and one end of the ball extends into the mounting position, so that the clamping piece is fixed in the moving part.
10. The clamping device convenient to adjust as claimed in claim 9, further comprising an anti-release member, wherein the anti-release member is detachably disposed in the main body, a front end of the anti-release member extends into the installation cavity, the anti-release member is provided with an anti-release cavity adapted to the clamping member, and the clamping member passes through the anti-release cavity and is detachably connected to the movable member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021538939.0U CN212859193U (en) | 2020-07-29 | 2020-07-29 | Clamping device convenient to adjust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021538939.0U CN212859193U (en) | 2020-07-29 | 2020-07-29 | Clamping device convenient to adjust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212859193U true CN212859193U (en) | 2021-04-02 |
Family
ID=75217996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021538939.0U Active CN212859193U (en) | 2020-07-29 | 2020-07-29 | Clamping device convenient to adjust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212859193U (en) |
-
2020
- 2020-07-29 CN CN202021538939.0U patent/CN212859193U/en active Active
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