CN209566021U - A kind of clamping device - Google Patents
A kind of clamping device Download PDFInfo
- Publication number
- CN209566021U CN209566021U CN201822191833.7U CN201822191833U CN209566021U CN 209566021 U CN209566021 U CN 209566021U CN 201822191833 U CN201822191833 U CN 201822191833U CN 209566021 U CN209566021 U CN 209566021U
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- Prior art keywords
- actuator
- clamping device
- flange
- connecting portion
- corner arm
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Abstract
The utility model relates to test fixture technical fields, more particularly to a kind of clamping device, it includes flange, actuator, positioning pin and corner arm, wherein the flange and the actuator are each attached on mounting platform, the positioning pin is arranged on the flange, the corner arm and the actuator are drivingly connected, and the actuator can drive the corner arm to move around the axis rotation of the actuator and along the axis extending direction of the actuator.Test specimen rapidly can be fixed to testboard and removed from testboard by clamping device provided by the utility model, and disassembly process is simple, and disassembly efficiency is high, and alleviate labour weight bearing.
Description
Technical field
The utility model relates to test fixture technical field more particularly to a kind of clamping devices.
Background technique
Pump or motor are generally required to carry out offline test, because in offline test process, pump or motor needs frequently from
It is dismounted on mounting platform, therefore the dismounting rate of pump or motor can seriously affect testing efficiency, and the clamping of pump or motor
Fastness can also be related to the safety of test.However in the prior art, it will be pumped generally by bolt or motor be fixed on
On mounting platform, although can guarantee the reliable and stable of connection, dismounting rate is very low, and it is negative to will increase labour
Weight.
Therefore, a kind of clamping device is needed to solve the above technical problems.
Utility model content
The purpose of this utility model is to provide a kind of clamping devices, to solve disassembly efficiency existing in the prior art
Technical problem low, personnel's labour weight bearing is big.
For this purpose, the utility model uses following technical scheme:
A kind of clamping device, including flange, actuator, positioning pin and corner arm, wherein the flange and the actuator
It being each attached on mounting platform, the positioning pin is arranged on the flange, and the corner arm and the actuator are drivingly connected,
The actuator can drive the corner arm to extend around the axis rotation of the actuator and along the axis of the actuator
Direction is mobile.
Preferably, the described one end of corner arm far from the actuator, and the side towards the flange is provided with pressure
Tight pad.
Preferably, the corner arm offers threaded hole, screw thread in the threaded hole far from one end of the actuator
It is connected with bolt, the clamping pad is fixed on the end of the bolt.
Preferably, the actuator is swing clamp cylinder.
Preferably, the clamping device further includes low pressure warning switch, the low pressure warning switch and the corner gas
Cylinder connection.
Preferably, the actuator is corner oil cylinder.
Preferably, the flange includes mother law orchid and sub- flange, the mother law orchid connect with the mounting platform, described
Sub- flange is detachably connected with the mother law orchid, and the positioning pin is arranged on the sub- flange.
Preferably, the corner arm includes first connecting portion, second connecting portion and third interconnecting piece, first connection
Portion is parallel with the third interconnecting piece, and the second connecting portion is perpendicular to the first connecting portion and the third interconnecting piece, institute
The one end for stating second connecting portion is connect with one end of the first connecting portion, the other end of the second connecting portion and the third
One end of interconnecting piece connects, and the other end of the other end of the first connecting portion and the third interconnecting piece is described backwards to extension
First connecting portion is used to be drivingly connected with the actuator, and the third interconnecting piece is for compressing test specimen.
Preferably, the quantity of the actuator and the corner arm is two, two actuators are along the method
Blue circumferencial direction is oppositely arranged, and two corner arms are drivingly connected with two actuators respectively.
Preferably, the mounting platform is the testboard of Hydraulic Elements.
The utility model compared with the prior art the utility model has the advantages that
Clamping device provided by the utility model first will be on test specimen when needing to test test specimen
Mounting hole be inserted on positioning pin and positioned, then actuator pioneer turn angle arm is around the axis of actuator to close to tested
The direction of test specimen rotates, and corner arm is made to be directed at test specimen, then drives corner arm along the axis of actuator to the side close to flange
To movement, corner arm is made to compress test specimen；When test specimen, which is tested, to be completed, actuator pioneer turn angle arm edge first
The axis of actuator is mobile to the direction far from flange, releases corner arm to test specimen in the limitation of axis direction, then drives
Turn angle arm is rotated around the axis of actuator to the direction far from test specimen, so that corner arm is stepped down test specimen, so
Test specimen is removed from positioning pin afterwards.Disassembly process is simple, and disassembly efficiency is high, and alleviates labour weight bearing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model clamping device.
In figure:
10- flange；11- mother law is blue；12- flange；20- actuator；30- corner arm；31- first connecting portion；32- second
Interconnecting piece；33- third interconnecting piece；
100- mounting platform；200- test specimen.
Specific embodiment
The technical solution of the utility model is further illustrated with embodiment with reference to the accompanying drawing.It is understood that this
Locate described specific embodiment and is used only for explaining the utility model, rather than the restriction to the utility model.It further needs exist for
Illustrate, illustrates only part relevant to the utility model for ease of description, in attached drawing and not all.
As shown in Figure 1, the utility model provides a kind of clamping device, including flange 10, actuator 20, positioning pin and corner
Arm 30, wherein flange 10 and actuator 20 are each attached on mounting platform 100, and positioning pin is arranged on flange 10, corner arm 30
It is drivingly connected with actuator 20, actuator 20 can drive corner arm 30 around the axis rotation of actuator 20 and along actuator 20
Axis extending direction it is mobile.In the present embodiment, mounting platform 100 is the testboard of Hydraulic Elements, and clamping device is used for will
Hydraulic Elements (pump or motor) clamping is fixed on testboard, when needing to test test specimen 200, will be tested first
Mounting hole on test specimen 200 is inserted on positioning pin and is positioned, and then 20 pioneer's turn angle arm 30 of actuator is around actuator 20
Axis rotated to the direction close to test specimen 200, so that corner arm 30 is directed at test specimen 200, then drive 30 edge of corner arm
The axis of actuator 20 makes corner arm 30 compress test specimen 200 to close to the movement of the direction of flange 10；Work as test specimen
When 200 tests are completed, 20 pioneer's turn angle arm 30 of actuator is moved along the axis of actuator 20 to the direction far from flange 10 first
It is dynamic, it releases corner arm 30 to test specimen 200 in the limitation of axis direction, then drives corner arm 30 around the axis of actuator 20
It is rotated to the direction far from test specimen 200, so that corner arm 30 is stepped down test specimen 200, then by test specimen 200
It is removed from positioning pin.Disassembly process is simple, and disassembly efficiency is high, and alleviates labour weight bearing.
The one end of corner arm 30 far from actuator 20, and the side towards flange 10 is provided with clamping pad and (does not show in figure
Out), corner arm 30 can be buffered to the pressing force of test specimen 200.Further, the one end of corner arm 30 far from actuator 20
Threaded hole is offered, bolt is threaded in threaded hole, clamping pad is fixed on the end of bolt, drives corner in actuator 20
After arm 30 compresses test specimen 200, the pressing force of clamping pad can also be adjusted, by adjusting bolt so as to more preferable
Test specimen 200 is fixed.
Actuator 20 is swing clamp cylinder.Further, clamping device further includes low pressure warning switch, low pressure warning switch with
Swing clamp cylinder connection, when low pressure warning switch detect swing clamp cylinder air pressure it is lower when can sound an alarm, prompt staff
It is in time swing clamp cylinder punching press, enhances the safety and reliability of device.Actuator 20 can also be corner oil cylinder, corner oil
Cylinder is bigger compared to the pressing force that swing clamp cylinder is capable of providing, while also will increase the complexity of device, specifically can be according to quilt
Pressing force required for test block 200 is selected, in the present embodiment, since test specimen 200 is pump and motor, corner gas
Cylinder is just capable of providing enough pressing forces, and it is advantageous to swing clamp cylinders.
Flange 10 includes mother law orchid 11 and sub- flange 12, and mother law orchid 11 connect with mounting platform 100, sub- flange 12 and mother law
Orchid 11 is detachably connected, and positioning pin is arranged on sub- flange 12.When testing the pump or motor of different model, it is only necessary to replace sub- method
Orchid 12, increases the versatility of clamping device.
The quantity of actuator 20 and corner arm 30 is two, and two actuators 20 are set relatively along the circumferencial direction of flange 10
It sets, two corner arms 30 are drivingly connected with two actuators 20 respectively, and two corner arms 30 can be more firm to test specimen
200 are fixed.Certainly, the quantity of actuator 20 and corner arm 30 is not limited to two, can also be multiple to be multiple
Actuator 20 is evenly spaced on along the circumferencial direction of flange 10, specifically be can according to need and is configured, and is not done herein excessive
Limitation.
In addition, corner arm 30 includes first connecting portion 31, second connecting portion 32 and third interconnecting piece 33, first connecting portion 31
Parallel with third interconnecting piece 33, second connecting portion 32 is perpendicular to first connecting portion 31 and third interconnecting piece 33, second connecting portion 32
One end connect with one end of first connecting portion 31, the other end of second connecting portion 32 is connect with one end of third interconnecting piece 33,
Backwards to extending, first connecting portion 31 is used for and actuator 20 for the other end of first connecting portion 31 and the other end of third interconnecting piece 33
It is drivingly connected, third interconnecting piece 33 is for compressing test specimen 200.
Obviously, the above embodiments of the present invention is used for the purpose of clearly illustrating examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in
Within the protection scope of the utility model claims.
Claims (10)
1. a kind of clamping device, which is characterized in that including flange (10), actuator (20), positioning pin and corner arm (30), wherein
The flange (10) and the actuator (20) are each attached on mounting platform (100), and the positioning pin is arranged in the flange
(10) on, the corner arm (30) and the actuator (20) are drivingly connected, and the actuator (20) can drive the corner
Arm (30) is mobile around the axis rotation of the actuator (20) and along the axis extending direction of the actuator (20).
2. clamping device according to claim 1, which is characterized in that the corner arm (30) is far from the actuator (20)
One end, and the side towards the flange (10) is provided with clamping pad.
3. clamping device according to claim 2, which is characterized in that the corner arm (30) is far from the actuator (20)
One end offer threaded hole, bolt is threaded in the threaded hole, the clamping pad is fixed on the end of the bolt.
4. clamping device according to claim 1, which is characterized in that the actuator (20) is swing clamp cylinder.
5. clamping device according to claim 4, which is characterized in that the clamping device further includes low pressure warning switch,
The low pressure warning switch is connect with the swing clamp cylinder.
6. clamping device according to claim 1, which is characterized in that the actuator (20) is corner oil cylinder.
7. clamping device according to claim 1, which is characterized in that the flange (10) includes mother law orchid (11) He Zifa
Blue (12), the mother law blue (11) are connect with the mounting platform (100), and the sub- flange (12) and the mother law blue (11) can
Dismantling connection, the positioning pin are arranged on the sub- flange (12).
8. clamping device according to claim 1, which is characterized in that the corner arm (30) includes first connecting portion
(31), second connecting portion (32) and third interconnecting piece (33), the first connecting portion (31) and the third interconnecting piece (33) are flat
Row, the second connecting portion (32) connect perpendicular to the first connecting portion (31) and the third interconnecting piece (33), described second
One end of socket part (32) is connect with one end of the first connecting portion (31), the other end of the second connecting portion (32) with it is described
One end of third interconnecting piece (33) connects, the other end of the first connecting portion (31) and the third interconnecting piece (33) it is another
End is backwards to extending, and the first connecting portion (31) is used to be drivingly connected with the actuator (20), the third interconnecting piece (33)
For compressing test specimen (200).
9. clamping device according to claim 1, which is characterized in that the actuator (20) and the corner arm (30)
Quantity is two, and two actuators (20) are oppositely arranged along the circumferencial direction of the flange (10), two corners
Arm (30) is drivingly connected with two actuators (20) respectively.
10. clamping device according to claim 1, which is characterized in that the mounting platform (100) is the survey of Hydraulic Elements
Test stand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822191833.7U CN209566021U (en) | 2018-12-24 | 2018-12-24 | A kind of clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822191833.7U CN209566021U (en) | 2018-12-24 | 2018-12-24 | A kind of clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209566021U true CN209566021U (en) | 2019-11-01 |
Family
ID=68331065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822191833.7U Active CN209566021U (en) | 2018-12-24 | 2018-12-24 | A kind of clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209566021U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114183605A (en) * | 2021-12-31 | 2022-03-15 | 潍柴动力股份有限公司 | Hydraulic pump flange quick clamping device |
| CN115290304A (en) * | 2022-05-20 | 2022-11-04 | 天津大学 | Large-scale structure fatigue sample clamping device |
-
2018
- 2018-12-24 CN CN201822191833.7U patent/CN209566021U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114183605A (en) * | 2021-12-31 | 2022-03-15 | 潍柴动力股份有限公司 | Hydraulic pump flange quick clamping device |
| CN115290304A (en) * | 2022-05-20 | 2022-11-04 | 天津大学 | Large-scale structure fatigue sample clamping device |
| CN115290304B (en) * | 2022-05-20 | 2024-04-12 | 天津大学 | Large-scale structure fatigue test sample clamping device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 261061 Shandong city in Weifang province Fu hi tech Industrial Development Zone, East Street No. 197 Patentee after: WEICHAI POWER Co.,Ltd. Patentee after: Weichai Hydraulic Transmission Co.,Ltd. Address before: 261061 Shandong city in Weifang province Fu hi tech Industrial Development Zone, East Street No. 197 Patentee before: WEICHAI POWER Co.,Ltd. Patentee before: LINDE HYDRAULICS (CHINA) Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |