CN209903245U - Clamping device - Google Patents
Clamping device Download PDFInfo
- Publication number
- CN209903245U CN209903245U CN201920529208.0U CN201920529208U CN209903245U CN 209903245 U CN209903245 U CN 209903245U CN 201920529208 U CN201920529208 U CN 201920529208U CN 209903245 U CN209903245 U CN 209903245U
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- CN
- China
- Prior art keywords
- clamping
- linkage rod
- arm
- support
- gangbar
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- Expired - Fee Related
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Abstract
The utility model discloses a clamping device, which comprises a bracket, one end of the support is provided with a clamping part for clamping a workpiece, the clamping part is connected with the support in a rotating way, the other end of the support, which is far away from the clamping part, is provided with a rocker arm, the rocker arm is provided with a first linkage rod and a second linkage rod, one end of the first linkage rod and one end of the second linkage rod are connected with two ends of the rocker arm in a rotating way, the other end of the first linkage rod and the other end of the second linkage rod are connected with the clamping part in a rotating way, the rocker arm is connected with the support in a rotating way, the support is also provided with a driving arm for connecting a driving device, the driving arm is connected with the rocker arm in a transmission way, the driving arm is used for driving the rocker arm to rotate left and right; the clamping device has the advantages of simple and reasonable structure and low manufacturing and using cost.
Description
Technical Field
The utility model belongs to the technical field of the tooling equipment, concretely relates to clamping device.
Background
The clamping device is widely used in production and manufacturing as a tool device, and mainly has the main function of clamping and fixing a workpiece to prevent the workpiece from moving or is used for grabbing and moving the workpiece. Therefore, the clamping device has the advantages of convenience in use and good adaptability. A robot gripper as disclosed in CN104772766A, comprising gripping arms slidably connected to a driving device and located at two sides of a support, wherein the gripping arms can move in an opening and closing manner; and the clamping arm is adjustably connected with the tail end of the clamp, so that the clamp gripper has certain flexibility, the problem of matching of the gripper and a workpiece can be effectively solved, and the universality of the gripper is effectively improved. However, the above-mentioned clamp gripper has the problems of complex structure and high manufacturing cost.
Disclosure of Invention
In view of this, the utility model aims at providing a simple structure is reasonable, low in use cost's clamping device.
In order to solve the technical problem, the technical scheme of the utility model is that:
the utility model provides a clamping device, includes the support, the one end of support is provided with the clamping part that is used for carrying out the centre gripping to the work piece, the clamping part is connected with the support rotation, the other end of keeping away from the clamping part on the support is provided with the rocking arm, be provided with first gangbar and second gangbar on the rocking arm, the one end rotation of first gangbar and second gangbar connect in the both ends of rocking arm, the other end of first gangbar and second gangbar with the clamping part rotates to be connected, the rocking arm is connected with the support rotation, still be provided with the actuating arm that is used for connecting drive arrangement on the support, the actuating arm is connected with the rocker arm transmission, the actuating arm is used for driving the rocking arm and controls the rotation, it presss from both sides tight or releases the work piece to drive clamping.
Preferably, the clamping part comprises two clamping arms which are oppositely arranged, the clamping arms are arranged at intervals and are respectively and rotatably connected with the bracket, and one ends of the two clamping arms are respectively and rotatably connected with the end parts of the first linkage rod and the second linkage rod.
Preferably, the clamping arm is further provided with a clamping block at the other end opposite to the first linkage rod and the second linkage rod, the clamping block is arranged in a rectangular shape, and the clamping block is fixedly connected with the clamping arm.
Preferably, the length of the first linkage rod or the second linkage rod can be adjusted.
Preferably, the first linkage rod or the second linkage rod comprises a rod body and connecting seats positioned at two ends of the rod body, and the connecting seats are connected with the rod body through threads.
Preferably, the driving arm is provided in an L shape.
The technical effects of the utility model mainly embody in following aspect: because the rocker arm is arranged, and the linkage rods matched with the rocker arm are arranged at the two ends of the rocker arm, when the rocker arm rotates, the two linkage rods can be driven to reciprocate, and the two clamping arms connected with the rocker arm can be driven to move in opposite directions or in reverse directions (namely clamping or releasing actions); therefore, the structure of the clamping device is effectively simplified, and the complicated machining process is reduced, namely the production and use cost of the clamping device is reduced.
Drawings
Fig. 1 is a schematic structural diagram of a clamping device according to the present invention.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings, so as to make the technical solution of the present invention easier to understand and master.
In the present embodiment, it should be understood that the terms "middle", "upper", "lower", "top", "right side", "left end", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In addition, in the present embodiment, if the connection or fixing manner between the components is not specifically described, the connection or fixing manner may be a bolt fixing manner, a pin fixing manner, a welding fixing manner, or a hollow rotating shaft connection manner, which is commonly used in the prior art, and therefore, the detailed description thereof is omitted in this embodiment.
As shown in fig. 1, the present embodiment provides a clamping device, which includes a strip-shaped bracket 1, wherein one end of the bracket 1 is provided with a clamping portion 2 for clamping a workpiece, and the clamping portion 2 is rotatably connected to the bracket 1; the other end of the support 1, which is far away from the clamping part 2, is provided with a rocker arm 3, the rocker arm 3 is provided with a first linkage rod 4 and a second linkage rod 5, one ends of the first linkage rod 4 and the second linkage rod 5 are rotatably connected to two ends of the rocker arm 3 through pin shafts, the other ends of the first linkage rod 4 and the second linkage rod 5 are rotatably connected with the clamping part 2, the rocker arm 3 is rotatably connected with the support 1 through pin shafts, and when the rocker arm 3 rotates left and right, the first linkage rod 4 and the second linkage rod 5 at two ends of the rocker arm 3 can drive the clamping part 2 to clamp or release a workpiece. The support 1 is further provided with a driving arm 6 used for being connected with a driving device, the driving arm 6 is in transmission connection with the rocker arm 3, the driving arm 6 is in an L-shaped arrangement, the driving arm 6 can be connected with a power source such as an air cylinder, the driving arm 6 rotates and drives the rocker arm 3 to rotate during telescopic motion of a piston rod of the air cylinder, and finally the clamping portion 2 is driven to clamp or release a workpiece. The clamping part 2 comprises two oppositely arranged clamping arms 21, the clamping arms 21 are arranged at intervals and are rotatably connected with the support 1 through pin shafts respectively, one ends of the two clamping arms 21 are rotatably connected with the end parts of the first linkage rod 4 and the second linkage rod 5 through the pin shafts respectively, namely the two clamping arms 21 are driven by the first linkage rod 4 and the second linkage rod 5 respectively and respectively advance to rotate in a reciprocating mode relative to the support 1 through the pin shafts as centers, and clamping or releasing actions are achieved.
As shown in fig. 1, in a preferred embodiment, a clamping block 22 is further disposed on the other end of the clamping arm 21 opposite to the first linkage rod 4 and the second linkage rod 5, the clamping block 22 is rectangular, and the clamping block 22 and the clamping arm 21 are fixed by bolts or welding. Of course, other clamping blocks 22 may be used according to different requirements, for example, the clamping block 22 with a semicircular groove may be used for clamping a cylindrical object, so as to improve the applicability of the clamping device.
In a preferred embodiment, the length of the first linkage bar 4 or the second linkage bar 5 is adjustable, as shown in figure 1. The first linkage rod 4 or the second linkage rod 5 comprises a rod body 41 and connecting seats 42 located at two ends of the rod body 41, screw rods are arranged at two ends of the rod body 41, internal threads matched with the screw rods are arranged on the connecting seats 42, the connecting seats 42 are screwed with the rod body 41 through the threads, and the first linkage rod 4 or the second linkage rod 5 can be extended or shortened by rotating the connecting seats 42 connected to the screw rods on the rod body 41. That is, the opening and closing distance between the ends of the two clamp arms 21 in the clamping portion 2 can be adjusted as required, thereby improving the applicability of the clamping device.
The technical effects of the utility model mainly embody in following aspect: because the rocker arm is arranged, and the linkage rods matched with the rocker arm are arranged at the two ends of the rocker arm, when the rocker arm rotates, the two linkage rods can be driven to reciprocate, and the two clamping arms connected with the rocker arm can be driven to move in opposite directions or in reverse directions (namely clamping or releasing actions); therefore, the structure of the clamping device is effectively simplified, and the complicated machining process is reduced, namely the production and use cost of the clamping device is reduced.
Of course, the above is only a typical example of the present invention, and besides, the present invention can also have other various specific embodiments, and all technical solutions adopting equivalent replacement or equivalent transformation are all within the scope of the present invention as claimed.
Claims (6)
1. The utility model provides a clamping device, includes the support, the one end of support is provided with the clamping part that is used for carrying out the centre gripping to the work piece, the clamping part rotates with the support to be connected its characterized in that: the other end of keeping away from the clamping part on the support is provided with the rocking arm, be provided with first gangbar and second gangbar on the rocking arm, the one end of first gangbar and second gangbar rotate connect in the both ends of rocking arm, the other end of first gangbar and second gangbar with the clamping part rotates to be connected, the rocking arm rotates with the support to be connected, still be provided with the actuating arm that is used for connecting drive arrangement on the support, the actuating arm is connected with the rocking arm transmission, the actuating arm is used for driving the rocking arm and controls the rotation, it presss from both sides tightly or releases the work piece to drive the clamping part through the gangbar during rocking arm left and right sides rotation.
2. A clamping device as claimed in claim 1, wherein: the clamping part comprises two clamping arms which are oppositely arranged, the clamping arms are arranged at intervals and are respectively connected with the support in a rotating mode, and one ends of the two clamping arms are respectively connected with the end portions of the first linkage rod and the second linkage rod in a rotating mode.
3. A clamping device as claimed in claim 2, wherein: the clamping arm is provided with a clamping block relative to the other end of the first linkage rod and the other end of the second linkage rod, the clamping block is arranged in a rectangular mode, and the clamping block is fixedly connected with the clamping arm.
4. A clamping device as claimed in claim 1, wherein: the length of the first linkage rod or the second linkage rod can be adjusted.
5. A clamping device according to claim 4, characterised in that: the first linkage rod or the second linkage rod comprises a rod body and connecting seats positioned at two ends of the rod body, and the connecting seats are connected with the rod body through threads.
6. A clamping device as claimed in claim 1, wherein: the driving arm is arranged in an L shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920529208.0U CN209903245U (en) | 2019-04-18 | 2019-04-18 | Clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920529208.0U CN209903245U (en) | 2019-04-18 | 2019-04-18 | Clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209903245U true CN209903245U (en) | 2020-01-07 |
Family
ID=69044529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920529208.0U Expired - Fee Related CN209903245U (en) | 2019-04-18 | 2019-04-18 | Clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209903245U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112366647A (en) * | 2021-01-13 | 2021-02-12 | 国网瑞嘉(天津)智能机器人有限公司 | Drop-out arrester mounting tool and robot |
| WO2022247837A1 (en) * | 2021-05-24 | 2022-12-01 | 武汉联影智融医疗科技有限公司 | Puncture device and puncture system |
-
2019
- 2019-04-18 CN CN201920529208.0U patent/CN209903245U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112366647A (en) * | 2021-01-13 | 2021-02-12 | 国网瑞嘉(天津)智能机器人有限公司 | Drop-out arrester mounting tool and robot |
| CN112366647B (en) * | 2021-01-13 | 2021-03-26 | 国网瑞嘉(天津)智能机器人有限公司 | Drop-out arrester mounting tool and robot |
| WO2022247837A1 (en) * | 2021-05-24 | 2022-12-01 | 武汉联影智融医疗科技有限公司 | Puncture device and puncture system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200107 Termination date: 20210418 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |