CN205074558U - Impeller centre gripping frock - Google Patents
Impeller centre gripping frock Download PDFInfo
- Publication number
- CN205074558U CN205074558U CN201520577385.8U CN201520577385U CN205074558U CN 205074558 U CN205074558 U CN 205074558U CN 201520577385 U CN201520577385 U CN 201520577385U CN 205074558 U CN205074558 U CN 205074558U
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- CN
- China
- Prior art keywords
- thimble
- impeller
- aluminium block
- center
- hydraulic pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of work piece clamping device, concretely relates to impeller centre gripping frock, including three -jaw chuck, aluminium pig and hydraulic pressure thimble, one side of three -jaw chuck is the aluminium pig, and the opposite side of aluminium pig is the hydraulic pressure thimble, three -jaw chuck includes the movable jaw of chassis and three looks isostructure, one end that the movable jaw is located chassis center is equipped with the boss, and the outer fringe of boss is the clamping face, the clamping face is the face of cylinder, the aluminium pig is the cylinder type, and the first plane center of aluminium pig is equipped with cylinder type recess, and second plane center is equipped with cylinder type lug, and the center of cylinder type lug is equipped with circular cone type groove, the hydraulic pressure thimble includes pneumatic cylinder and thimble, and the pneumatic cylinder passes through liquid bar connection thimble, and the thimble supports at circular cone type inslot. Sword, deformation take place to shake in avoiding the course of working for the accurate laminating of circle in the clamping face of movable jaw and the impeller, and the installation is simple, and is fixed firm, and the location is accurate, and convenient processing is favorable to improving production efficiency.
Description
Technical field
The utility model belongs to Workpiece clamping device technical field, is specifically related to a kind of impeller clamping tooling.
Background technology
Intelligent Turbine Flowmeter is made up of impeller, bearing, preamplifier, Displaying Meter.The machining accuracy of impeller is higher, and strict especially in lightweight requirements, therefore impeller is designed to thin wall component.Due to claw diversified in specifications of common scroll chuck, impeller inwall of can not accurately fitting, easily produces the unfavorable factor such as cutter, distortion of shaking in process, is therefore necessary to design a kind of impeller clamping tooling.
Summary of the invention
Goal of the invention of the present utility model is, provides a kind of impeller clamping tooling facilitating Impeller Machining, can ensure machining accuracy.
In order to realize above goal of the invention, the utility model provides a kind of impeller clamping tooling, comprises scroll chuck, aluminium block and hydraulic pressure thimble, and the side of scroll chuck is aluminium block, and the opposite side of aluminium block is hydraulic pressure thimble; Described scroll chuck comprises chassis and three mutually isostructural movable jaws, and three movable jaws separate identical angle, are arranged on chassis radially; One end that described movable jaw is positioned at center chassis is provided with boss, and the outer rim of boss is clamping face, and described clamping face is the face of cylinder; One end that boss is positioned at center is provided with circular arc cutaway; Described aluminium block is column type, and the first planar central of aluminium block is provided with column type groove, and the second planar central is provided with column type projection, and the center of column type projection is provided with cone tanks; Described hydraulic pressure thimble comprises hydraulic cylinder and thimble, and hydraulic cylinder is by hydraulic stem connecting ejector pin, and thimble is against in cone tanks.
Improve as one of the present utility model, described clamping face is provided with slip-resistant texture.
Improve as one of the present utility model, described clamping face is coated with wearing layer.
Improve as one of the present utility model, the first plane side of described aluminium block can also be hollow structure.
Improve as one of the present utility model, the center of described hollow structure is also provided with cylindrical rod.
Improve as one of the present utility model, the surrounding of described cylindrical rod is provided with reinforcement.
Improve as one of the present utility model, described reinforcement has 4-8.
Improve as one of the present utility model, described movable jaw is carbon tool steel claw.
The utility model discloses a kind of impeller clamping tooling, clamping face and the impeller inner circle of movable jaw are accurately fitted, and avoid shake in process cutter, distortion, install simple, fixation, accurate positioning, and convenient processing, is conducive to enhancing productivity.
Accompanying drawing explanation
Fig. 1 is the structural representation of the first embodiment of a kind of impeller clamping tooling of the utility model.
Fig. 2 is the structural representation of scroll chuck.
Fig. 3 is the structural representation of the aluminium block in the utility model the second embodiment.
Fig. 4 is the structural representation of the aluminium block in the third embodiment of the utility model.
Fig. 5 is the structural representation of the aluminium block in the utility model the 4th kind of embodiment.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in further detail.
As depicted in figs. 1 and 2, the first embodiment of a kind of impeller clamping tooling of the utility model, comprises scroll chuck 1, aluminium block 2 and hydraulic pressure thimble 3, and the side of scroll chuck 1 is aluminium block 2, and the opposite side of aluminium block 2 is hydraulic pressure thimble 3; Described scroll chuck 1 comprises 102, three movable jaws 102 in chassis 101 and three mutually isostructural movable jaws and separates identical angle, is arranged on chassis 101 radially; One end that described movable jaw 102 is positioned at center chassis is provided with boss 4, and the outer rim of boss 4 is clamping face 5, and described clamping face 5 is the face of cylinder; One end that boss 4 is positioned at center is provided with circular arc cutaway 6; Described aluminium block 2 is column type, and the first plane 201 center of aluminium block 2 is provided with column type groove 7, second plane 202 center and is provided with column type projection 8, and the center of column type projection 8 is provided with cone tanks 9; Described hydraulic pressure thimble 3 comprises hydraulic cylinder 301 and thimble 302, and hydraulic cylinder 301 is by hydraulic stem 303 connecting ejector pin 302, and thimble 302 is against in cone tanks 9.
During work, impeller 10 is clamped on scroll chuck 1, clamping face 5 and the impeller inner circle of movable jaw are accurately fitted, and avoid shake in process cutter, distortion, the first plane of aluminium block 2 props up the opposite side of impeller, cylinder shape groove 7 is the wheel shaft boss leaving spaces for impeller 10, hydraulic pressure thimble 3 props up aluminium block 2, and install simple, fixation is reliable, convenient processing, is conducive to enhancing productivity.
In order to make clamping more firm, described clamping face 5 is provided with slip-resistant texture.
In order to increase the service life of movable jaw 102, clamping face 5 is coated with wearing layer, and this wearing layer can be hard chromium layers.
Also for ease of the service life increasing movable jaw 102, described movable jaw 102 is carbon tool steel claw.
As the first embodiment improvement, as shown in Figure 3, in the second embodiment of the present utility model, the first plane side of aluminium block 2 is hollow structure, alleviates aluminium block weight, prevents aluminium block slippage.In present embodiment, all the other technical characteristics are with the first embodiment.
As the second embodiment improvement, as shown in Figure 4, in the third embodiment of the present utility model, first plane side of aluminium block 2 is hollow structure, the center of hollow structure is also provided with cylindrical rod 11, and cylindrical rod withstands the wheel shaft boss of impeller, while alleviating aluminium block weight, enlarge active surface, increases reliability.In present embodiment, all the other technical characteristics are with the first embodiment.
As the third embodiment improvement, as shown in Figure 5, in 4th kind of embodiment of the present utility model, first plane side of aluminium block 2 is hollow structure, and the center of hollow structure is also provided with cylindrical rod 11, and cylindrical rod 11 withstands the wheel shaft boss of impeller, the surrounding of cylindrical rod 11 is provided with reinforcement 12, reinforcement can have 4-8, makes aluminium block not yielding, increases reliability.In present embodiment, all the other technical characteristics are with the first embodiment.
Technological means disclosed in the utility model is not limited only to the technological means disclosed in above-mentioned embodiment, also comprises the technical scheme be made up of above technical characteristic.
Claims (4)
1. an impeller clamping tooling, is characterized in that: comprise scroll chuck, aluminium block and hydraulic pressure thimble, and the side of scroll chuck is aluminium block, and the opposite side of aluminium block is hydraulic pressure thimble; Described scroll chuck comprises chassis and three mutually isostructural movable jaws, and three movable jaws separate identical angle, are arranged on chassis radially; One end that described movable jaw is positioned at center chassis is provided with boss, and the outer rim of boss is clamping face, and described clamping face is the face of cylinder; One end that boss is positioned at center is provided with circular arc cutaway; Described aluminium block is column type, and the first planar central of aluminium block is provided with column type groove, and the second planar central is provided with column type projection, and the center of column type projection is provided with cone tanks; Described hydraulic pressure thimble comprises hydraulic cylinder and thimble, and hydraulic cylinder is by hydraulic stem connecting ejector pin, and thimble is against in cone tanks.
2. a kind of impeller clamping tooling according to claim 1, is characterized in that: described clamping face is provided with slip-resistant texture.
3. a kind of impeller clamping tooling according to claim 1, is characterized in that: described clamping face is coated with wearing layer.
4. a kind of impeller clamping tooling according to claim 1, is characterized in that: described movable jaw is carbon tool steel claw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520577385.8U CN205074558U (en) | 2015-08-04 | 2015-08-04 | Impeller centre gripping frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520577385.8U CN205074558U (en) | 2015-08-04 | 2015-08-04 | Impeller centre gripping frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205074558U true CN205074558U (en) | 2016-03-09 |
Family
ID=55426997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520577385.8U Expired - Fee Related CN205074558U (en) | 2015-08-04 | 2015-08-04 | Impeller centre gripping frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205074558U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110976934A (en) * | 2019-12-24 | 2020-04-10 | 北京理工大学 | Clamping device |
-
2015
- 2015-08-04 CN CN201520577385.8U patent/CN205074558U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110976934A (en) * | 2019-12-24 | 2020-04-10 | 北京理工大学 | Clamping device |
| CN110976934B (en) * | 2019-12-24 | 2021-02-05 | 北京理工大学 | Clamping device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160309 Termination date: 20200804 |