CN213595369U - Clamping device - Google Patents
Clamping device Download PDFInfo
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- CN213595369U CN213595369U CN202022196392.7U CN202022196392U CN213595369U CN 213595369 U CN213595369 U CN 213595369U CN 202022196392 U CN202022196392 U CN 202022196392U CN 213595369 U CN213595369 U CN 213595369U
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- clamping
- clamping body
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Abstract
The embodiment discloses a clamping device, includes: the first clamping body is provided with a first claw arm at a first end, the first claw arm is provided with a first connecting part and a first clamping part, and a first clamping jaw is arranged at the clamping end of the first clamping part; the first clamping jaw is rotatably connected with the first clamping part; the second clamping body is pivoted with the first clamping body through a pivoting piece; the first end is provided with a second claw arm, the second claw arm is provided with a second connecting part and a second clamping part, and a second clamping jaw is arranged at the clamping end of the second clamping part; the second clamping jaw is rotatably connected with the second clamping part; the adjusting rod is respectively arranged on the first clamping body and the second clamping body in a penetrating way and is positioned between the pin joint piece and the second ends of the first clamping body and the second clamping body; the first clamping body and the second clamping body can be driven to rotate relatively along the pivot joint piece, so that the first clamping part and the second clamping part clamp or release a clamped object based on the first clamping jaw and the second clamping jaw respectively.
Description
Technical Field
The utility model relates to a clamping mechanism especially relates to a clamping device.
Background
The clamping mechanism mainly meets the requirements of clamping and releasing the clamped object, so that the clamped object can keep a space posture. However, the prior clamping jaw also has the following technical problems:
the contact angle of the clamping jaw and the clamped object is parallel, when the clamped object has a manufacturing error or the clamping jaw has a manufacturing error, the clamping stress becomes line contact or point contact, and the clamping is not firm and is easy to loosen; the clamping guide rods are of a parallel structure, and due to the problems of deformation, manufacturing precision and the like, the clamping phenomenon is easily caused when the moving claw is loosened after being screwed, a screwdriver or other tools are required to pry the moving claw, the use is inconvenient, and the requirement on debugging precision cannot be met; the external force applied in the clamping process makes the head of the clamping jaw displace, and the clamping precision is influenced.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem that exists now, the embodiment of the utility model provides a clamping device can press from both sides tightly by the centre gripping object adaptively according to centre gripping object's shape and automatically regulated clamping jaw angle.
In order to achieve the above object, the embodiment of the present invention provides a technical solution that:
an embodiment of the utility model provides a clamping device, include:
the first clamping body is provided with a first claw arm at a first end, the first claw arm is provided with a first connecting part and a first clamping part, and a first clamping jaw is arranged at a clamping end of the first clamping part; the first clamping jaw is rotatably connected with the first clamping part;
the second clamping body is pivoted with the first clamping body through a pivoting piece; the first end is provided with a second claw arm, the second claw arm is provided with a second connecting part and a second clamping part, and a second clamping jaw is arranged at the clamping end of the second clamping part; the second clamping jaw is rotatably connected with the second clamping part;
the adjusting rod is respectively arranged on the first clamping body and the second clamping body in a penetrating mode and is positioned between the pin joint piece and the second ends of the first clamping body and the second clamping body; the first clamping body and the second clamping body can be driven to rotate relatively along the pivot piece, so that the first clamping part and the second clamping part clamp or release a clamped object based on the first clamping jaw and the second clamping jaw respectively.
As one implementation, the first clamping jaw rotates along the first clamping part within a first set angle range;
the second clamping jaw rotates along the second clamping part within a second set angle range;
the first set angle range and the second set angle range may be the same or different.
As one implementation manner, the first clamping jaw is clamped on the first clamping part through a pin structure;
the second clamping jaw is clamped on the second clamping part through a pin structure.
As one implementation mode, the adjusting rod is provided with an operating end and an adjusting end, and the adjusting end is provided with a thread structure;
correspondingly, a through hole is formed between the pivot piece and the second end of the first clamping body, and a threaded hole is formed between the pivot piece and the second end of the second clamping body; the adjusting rod penetrates through the through hole, and the adjusting end is in threaded connection with the threaded hole; the adjusting rod is axially fixed along the through hole and can rotate in the through hole;
when the operating end of the adjusting rod is rotated, the adjusting end drives the first clamping body and the second clamping body to rotate along the pivot joint part based on relative movement between the threaded structure and the threaded hole, so that the first clamping part and the second clamping part are driven to clamp or loosen a clamped object based on the first clamping jaw and the second clamping jaw respectively.
As one implementation mode, the adjusting rod is provided with an operating end and an adjusting end, and the adjusting end is provided with a thread structure;
correspondingly, a first groove structure is arranged between the pivot joint piece and the second end of the first clamping body, a first pin is arranged in the first groove structure, and a through hole is formed in the first pin; a second groove structure is arranged between the pivot joint piece and the second end on the second clamping body, a second pin is arranged in the second groove structure, and a threaded hole is formed in the second pin;
the adjusting rod penetrates through the through hole, and the adjusting end is in threaded connection with the threaded hole; the adjusting rod is axially fixed along the through hole and can rotate in the through hole;
when the operating end of the adjusting rod is rotated, the adjusting end drives the first clamping body and the second clamping body to rotate along the pivot joint part based on relative movement between the threaded structure and the threaded hole, so that the first clamping part and the second clamping part are driven to clamp or loosen a clamping object based on the first clamping jaw and the second clamping jaw respectively.
As an implementation manner, the first connecting part is detachably connected with the first clamping body;
the second connecting part is detachably connected with the second clamping body.
As an implementation manner, the first connecting portion is connected with the first clamping body through a screw or a threaded rod;
the second connecting part is connected with the second clamping body through a screw or a threaded rod.
The embodiment of the utility model provides a through first clamping jaw and the second clamping jaw that sets up angle self-adaptive control, when being held by the centre gripping object through first claw arm and second claw arm centre gripping, first clamping jaw and second clamping jaw can be according to the automatic angle of adjustment such as appearance and position appearance by the centre gripping object to better with by the laminating of centre gripping object surface and to its centre gripping more closely. The embodiment of the utility model provides a centre gripping is accurate even, the clamping process not to by the centre gripping object cause vibration and displacement, press from both sides tightly and loose put even reversible can repeat, and can be to being reliably pressed from both sides tightly by the centre gripping object. The embodiment of the utility model can change the claw arm, and realize the change and adjustment of different clamping ranges; the embodiment of the utility model can replace the clamping jaw to realize clamping in different clamping forms; the clamping jaw is small and exquisite and precise, and the space requirement for clamping an object can be better met; the self-rotation of the clamping jaw can adapt to the irregular manufacturing shape of the clamped object.
Drawings
In the drawings, which are not necessarily drawn to scale, like reference numerals may describe similar components in different views. Like reference numerals having different letter suffixes may represent different examples of similar components. The drawings illustrate generally, by way of example, but not by way of limitation, various embodiments discussed herein.
Fig. 1 is a schematic perspective view of a clamping device according to an embodiment of the present invention;
fig. 2 is an exploded schematic view of a clamping device according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Fig. 1 is the utility model discloses clamping device spatial structure sketch map, fig. 2 is the utility model discloses clamping device's explosion structure sketch map, as shown in fig. 1, fig. 2, the utility model discloses clamping device of embodiment includes:
a first clamping body 10, a first end of which is provided with a first claw arm, the first claw arm is provided with a first connecting part 11 and a first clamping part 12, and a clamping end of the first clamping part 12 is provided with a first clamping jaw 13; the first clamping jaw 13 is rotatably connected with the first clamping part 12;
a second clamping body 20 pivotally connected to the first clamping body 10 via a pivot member 33; the first end is provided with a second claw arm which is provided with a second connecting part 21 and a second clamping part 22, and the clamping end of the second clamping part 22 is provided with a second clamping jaw 23; the second clamping jaw 23 is rotatably connected with the second clamping part 22;
the adjusting rod 30 is respectively arranged through the first clamping body 10 and the second clamping body 20 and is positioned between the pivot piece 33 and the second ends of the first clamping body 10 and the second clamping body 20; the first clamping body 10 and the second clamping body 20 can be driven to rotate relatively along the pivot joint 33, so that the first clamping part 12 and the second clamping part 22 clamp or release the clamped object based on the first clamping jaw 13 and the second clamping jaw 23 respectively.
In the embodiment of the present invention, the first clamping jaw 13 rotates within a first set angle range along the first clamping portion 12;
the second clamping jaw 23 rotates along the second clamping part 22 within a second set angle range;
the first set angle range and the second set angle range may be the same or different. That is, the first clamping jaw 13 and the second clamping jaw 23 can rotate along the first clamping portion 12 and the second clamping portion 22 respectively by a certain angle, so as to automatically adjust the clamping angle according to different shapes of the clamped object, and tightly clamp the clamped object.
As one implementation manner, the first clamping jaw 13 is clamped on the first clamping part 12 through a pin structure 34; the second clamping jaw 23 is clamped on the second clamping part 22 through a pin structure 34. Thus, the first clamping jaw 13 and the second clamping jaw 23 are provided with holes for the pin structure 34 to penetrate through, the installation and the disassembly are very convenient, and the clamping jaws of different types can be replaced by disassembling the pin structure 34 so as to be better suitable for different clamped objects. Since there is a certain gap between the pin structure 34 and the pin holes of the first jaw 13 and the second jaw 23, the first jaw 13 and the second jaw 23 can rotate at a certain angle along the first clamping portion 12 and the second clamping portion 22, respectively.
In the embodiment of the present invention, the adjusting rod 30 has an operating end and an adjusting end, and the adjusting end is provided with a thread structure; as shown in fig. 1 and 2, in the drawing, the left end of the adjusting lever 30 is an operating end, and the right end thereof is an adjusting end.
Correspondingly, a through hole is formed between the pivot piece 33 and the second end of the first clamping body 10, and a threaded hole is formed between the pivot piece 33 and the second end of the second clamping body 20; the adjusting rod 30 penetrates through the through hole, and the adjusting end is in threaded connection with the threaded hole; wherein the adjustment rod 30 is axially fixed along the bore and is rotatable therein;
when the operating end of the adjusting rod 30 is rotated, the adjusting end drives the first clamping body 10 and the second clamping body 20 to rotate along the pivot joint 33 based on the relative movement between the threaded structure and the threaded hole, so as to drive the first clamping portion 12 and the second clamping portion 22 to clamp or loosen a clamped object based on the first clamping jaw 13 and the second clamping jaw 23, respectively.
As another implementation manner, as shown in fig. 2, in the embodiment of the present invention, the adjusting rod has an operating end and an adjusting end, and the adjusting end is provided with a thread structure;
correspondingly, a first groove structure is arranged between the pivot piece 33 and the second end of the first clamping body 10, a first pin 31 is arranged in the first groove structure, and a through hole is arranged on the first pin 31; a second groove structure is arranged between the pivot piece 33 and the second end of the second clamping body 20, a second pin 32 is arranged in the second groove structure, and a threaded hole is formed in the second pin 32;
the adjusting rod 30 penetrates through the through hole, and the adjusting end is in threaded connection with the threaded hole; the adjusting rod is axially fixed along the through hole and can rotate in the through hole;
when the operation end of the adjustment rod 30 is rotated, the adjustment end drives the first clamping body 10 and the second clamping body 20 to rotate along the pivot joint 33 based on the relative movement between the threaded structure and the threaded hole, so as to drive the first clamping portion 12 and the second clamping portion 22 to clamp or loosen a clamping object based on the first clamping jaw 13 and the second clamping jaw 23, respectively.
In the embodiment of the present invention, the first connecting portion 11 is detachably connected to the first clamping body 10; the second connecting portion 21 is detachably connected to the second clamping body 20. Specifically, the first connecting portion 11 is connected with the first clamping body 10 through a screw or a threaded rod; the second connecting portion 21 is connected to the second clamping body 20 by a screw or a bolt.
The first clamping jaw 13 and the second clamping jaw 23 are respectively assembled on the first clamping part 12 and the second clamping part 22 through the matching between the shaft holes of the first clamping jaw 13 and the pin structure 34, and can freely rotate within a certain range, in the opening and closing clamping process, the first clamping jaw 13 and the second clamping jaw 23 clamp a clamped object, and due to external pressure, the first clamping jaw 13 and the second clamping jaw 23 can relatively rotate according to the outer edge of the clamped object so as to adapt to the irregular shape of the clamped object and realize tight clamping.
Moreover, the embodiment of the utility model can replace the claw arm, thus realizing the change and adjustment of different size ranges of different clamped objects; the clamping jaw can be replaced to realize the clamping adjustment of different shapes of the clamped object.
The utility model discloses technical scheme can be applicable to in the precision adjustment situation of optical component, when can be applied to the light path debugging, carries out centre gripping installation and change etc. to accurate optical device.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Claims (7)
1. A clamping device, characterized in that the device comprises:
the first clamping body is provided with a first claw arm at a first end, the first claw arm is provided with a first connecting part and a first clamping part, and a first clamping jaw is arranged at a clamping end of the first clamping part; the first clamping jaw is rotatably connected with the first clamping part;
the second clamping body is pivoted with the first clamping body through a pivoting piece; the first end is provided with a second claw arm, the second claw arm is provided with a second connecting part and a second clamping part, and a second clamping jaw is arranged at the clamping end of the second clamping part; the second clamping jaw is rotatably connected with the second clamping part;
the adjusting rod is respectively arranged on the first clamping body and the second clamping body in a penetrating mode and is positioned between the pin joint piece and the second ends of the first clamping body and the second clamping body; the first clamping body and the second clamping body can be driven to rotate relatively along the pivot piece, so that the first clamping part and the second clamping part clamp or release a clamped object based on the first clamping jaw and the second clamping jaw respectively.
2. The device of claim 1, wherein the first jaw rotates along the first grip portion within a first set angular range;
the second clamping jaw rotates along the second clamping part within a second set angle range;
the first set angle range and the second set angle range may be the same or different.
3. The apparatus of claim 2, wherein the first jaw is engaged to the first clamp portion by a pin arrangement;
the second clamping jaw is clamped on the second clamping part through a pin structure.
4. The device of claim 1, wherein the adjustment rod has an operating end and an adjustment end, the adjustment end being provided with a threaded structure;
correspondingly, a through hole is formed between the pivot piece and the second end of the first clamping body, and a threaded hole is formed between the pivot piece and the second end of the second clamping body; the adjusting rod penetrates through the through hole, and the adjusting end is in threaded connection with the threaded hole; the adjusting rod is axially fixed along the through hole and can rotate in the through hole;
when the operating end of the adjusting rod is rotated, the adjusting end drives the first clamping body and the second clamping body to rotate along the pivot joint part based on relative movement between the threaded structure and the threaded hole, so that the first clamping part and the second clamping part are driven to clamp or loosen a clamping object based on the first clamping jaw and the second clamping jaw respectively.
5. The device of claim 1, wherein the adjustment rod has an operating end and an adjustment end, the adjustment end being provided with a threaded structure;
correspondingly, a first groove structure is arranged between the pivot joint piece and the second end of the first clamping body, a first pin is arranged in the first groove structure, and a through hole is formed in the first pin; a second groove structure is arranged between the pivot joint piece and the second end on the second clamping body, a second pin is arranged in the second groove structure, and a threaded hole is formed in the second pin;
the adjusting rod penetrates through the through hole, and the adjusting end is in threaded connection with the threaded hole; the adjusting rod is axially fixed along the through hole and can rotate in the through hole;
when the operating end of the adjusting rod is rotated, the adjusting end drives the first clamping body and the second clamping body to rotate along the pivot joint part based on relative movement between the threaded structure and the threaded hole, so that the first clamping part and the second clamping part are driven to clamp or loosen a clamped object based on the first clamping jaw and the second clamping jaw respectively.
6. The device of claim 1, wherein the first connection portion is removably connected to the first clamping body;
the second connecting part is detachably connected with the second clamping body.
7. The device of claim 6, wherein the first connecting portion is connected with the first clamping body through a screw or a threaded rod;
the second connecting part is connected with the second clamping body through a screw or a threaded rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022196392.7U CN213595369U (en) | 2020-09-29 | 2020-09-29 | Clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022196392.7U CN213595369U (en) | 2020-09-29 | 2020-09-29 | Clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213595369U true CN213595369U (en) | 2021-07-02 |
Family
ID=76589491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022196392.7U Active CN213595369U (en) | 2020-09-29 | 2020-09-29 | Clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213595369U (en) |
-
2020
- 2020-09-29 CN CN202022196392.7U patent/CN213595369U/en active Active
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