CN203579225U - Clamping fixture for rotary parts - Google Patents
Clamping fixture for rotary parts Download PDFInfo
- Publication number
- CN203579225U CN203579225U CN201320659538.4U CN201320659538U CN203579225U CN 203579225 U CN203579225 U CN 203579225U CN 201320659538 U CN201320659538 U CN 201320659538U CN 203579225 U CN203579225 U CN 203579225U
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- base
- connecting rod
- clamping
- transition wheel
- fixture block
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- 230000007704 transition Effects 0.000 claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 32
- 230000005540 biological transmission Effects 0.000 claims description 12
- 230000004308 accommodation Effects 0.000 claims description 4
- 230000033001 locomotion Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000003754 machining Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model discloses a clamping fixture for rotary parts. The clamping fixture comprises a base, a transition wheel, a transition device and at least three sets of connecting rod clamping mechanisms, wherein the transition wheel is arranged on the base and can rotate on the base; the transition device drives the transition wheel to rotate; each set of the connecting rod clamping mechanism comprises a connecting rod and a clamp block, one end of the connecting rod is connected with the transition wheel, and the other end of the connecting rod is hinged to the clamp block; a spacing slot which is matched with the clamp block is formed in the base, and the clamp block penetrates through the spacing slot of the base. All the clamp blocks of the clamping fixture synchronously move to form clamping force which is balanced and steady in all directions, and the clamping precision of parts can be effectively ensured; furthermore, the fixture is compact in structure, convenient to operate and good in practicability, and the production efficiency can be greatly increased. At the same time, the set number of the connecting rod clamping mechanisms in the fixture can be increased according to requirements, and the fixture which can be used for various parts with different rigidities has good applicability.
Description
Technical field
The utility model relates to clamping device, especially, relates to a kind of clamping device of rotary part.
Background technology
In field of machining, the machining accuracy of part is to weigh the important indicator of part quality.In the process of rotary part, often due to the effect of clamping force, cutting force and inertia force, and changing or causing vibration appears in the clamping position that causes part, thereby affect the machining accuracy of part, wherein clamping device is the key factor that affects part processing precision.The conventional clamping device of rotary part mainly contains voussoir, spiral, eccentric wheel and trapezoidal thread, these clamping devices can not meet the requirement of the parallel clamping of rotary part, so just very easily cause the clamping position of part in process, to occur changing, and the machining accuracy of part is declined.
Utility model content
The utility model object is to provide a kind of clamping device of rotary part, to solve in prior art, clamping device can not meet the requirement of the parallel clamping of rotary part, causes the clamping position of part in process, to be prone to variation, and the technical problem that part processing precision is declined.
For achieving the above object, according to an aspect of the present utility model, the clamping device that a kind of rotary part is provided, comprising: base, be arranged on base and the transition wheel that can rotate on base, the transmission device and at least three group link-type clamping mechanisms that drive transition wheel to rotate; Every group of link-type clamping mechanism includes connecting rod and fixture block, and one end of connecting rod is connected with transition wheel, and the other end and the fixture block of connecting rod are hinged; Base is provided with the stopper slot matching with fixture block, and fixture block is located in the stopper slot of base.
Further, transmission device be can self-locking turbine and worm mechanism, turbine and worm mechanism comprise turbine and with the worm screw of turbine engagement; Transition wheel is fixed with turbine and is synchronizeed and rotate with turbine.
Further, base is provided with cover plate, and transition wheel, transmission device and link-type clamping mechanism are all arranged in the spatial accommodation between cover plate and base.
Further, the fixture block of link-type clamping mechanism is L-shaped, one end and the rod hinge connection of " L " clevis piece, and the other end protrudes from cover plate.
Further, cover plate is riveted on base by screw.
Further, the end of a plurality of connecting rods is equally spaced to be connected on transition wheel, and the stopper slot on base equidistantly distributes.
Further, connecting rod and fixture block are hinged by pin.
The utlity model has following beneficial effect:
Clamping device described in the utility model, each fixture block is synchronized with the movement, and forms each to the clamping force of equalization stable, can effectively guarantee the clamping precision of part; And, the compact conformation of fixture, easy to operate, practicality is good, can be larger enhance productivity.Meanwhile, the link-type clamping mechanism increase group as required number in fixture, can be used as the fixture of the part of multiple different-stiffness, has good applicability.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail.
Accompanying drawing explanation
The accompanying drawing that forms the application's a part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the clamping device preferred embodiment of a kind of rotary part of the utility model;
Fig. 2 is the A-A cutaway view in Fig. 1.
Fig. 3 is the B-B cutaway view in Fig. 2.
Description of reference numerals:
1, base; 2, fixture block; 3, connecting rod; 4, turbine; 5, worm screw; 6, stopper slot; 7, transition wheel; 8, pin; 9, cover plate; 10, screw.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Refer to Fig. 1 to Fig. 3, preferred embodiment of the present utility model provides a kind of clamping device of rotary part, comprise: base 1, be arranged on base 1, and the transition wheel 7 that can rotate on base 1, the transmission device and at least three group link-type clamping mechanisms that drive transition wheel 7 to rotate.Every group of link-type clamping mechanism includes connecting rod 3 and fixture block 2, and one end of connecting rod 3 is connected with transition wheel 7, and the other end and fixture block 2 are hinged; Base 1 is provided with the stopper slot 6 matching with fixture block 2, and fixture block 2 is located in the stopper slot 6 of base 1.
Preferably, transmission device is turbine and worm mechanism, and turbine and worm mechanism comprises turbine 4 and the worm screw 5 meshing with turbine 4; Transition wheel 7 is synchronizeed rotation with turbine 4 fixed random turbines 4.Rotary worm 5, turbine 4 can drive transition wheel 7 rotations, and drivening rod clamp mechanism is moved, thereby realizes the clamping of part.During dismounting, only need reversion worm screw 5, under the drive of link-type clamping mechanism, fixture block 2 can outwards unclamp, and takes out part.Adopt turbine and worm mechanism structure simple, easy to operate, and have auto-lock function, during rotary worm 5, transition wheel 7 can not reverse voluntarily, and fixture block 2 can not relax, thereby guarantees the stable of clamping force.
Preferably, for preventing entering foreign matter in fixture, affect fixture and normally use; Base 1 is provided with cover plate 9, cover plate 9 is riveted on base 1 by screw 10, between cover plate 9 and base 1, form a spatial accommodation, on base 1, also station is installed in processing accordingly, and transition wheel 7, transmission device and link-type clamping mechanism are all arranged in the spatial accommodation between cover plate 9 and base 1.Install after cover plate 9, for ease of clamping parts, the fixture block 2 of link-type clamping mechanism is designed to " L " shape, and one end and the connecting rod 3 of the fixture block 2 of " L " shape are hinged, and the other end protrudes from cover plate 9.
Preferably, for the chucking power that each link-type clamping mechanism is formed is consistent, guarantee the stability of parts fixation, equally spaced being connected on transition wheel 7 in end of connecting rod 3, stopper slot 6 on base 1 equidistantly distributes, and will guarantee equally spaced installation setting between each link-type clamping mechanism.Hinged by pin 8 between connecting rod 3 and fixture block 2, pin 8 is equivalent to revolute pair.
The clamping device of the rotary part that this preferred embodiment provides, its specific implementation process is as follows:
As can be seen from the above description, the utility model the above embodiments have realized following technique effect:
Clamping device described in the utility model, the spacing of each fixture block is equal, and is synchronized with the movement, and forms each to clamping force of equalization stable, can effectively guarantee the clamping precision of part; And, the compact conformation of fixture, easy to operate, practicality is good, can be larger enhance productivity.Meanwhile, the link-type clamping mechanism increase group as required number in fixture, can be used as the fixture of the part of multiple different-stiffness, has good applicability.
The foregoing is only preferred embodiment of the present utility model and oneself, be not limited to the utility model; For a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. a clamping device for rotary part, is characterized in that, comprising:
Base (1), to be arranged on described base (1) upper and can be in the upper transition wheel (7) rotating of described base (1), the transmission device and at least three group link-type clamping mechanisms that drive described transition wheel (7) to rotate;
Described in every group, link-type clamping mechanism includes connecting rod (3) and fixture block (2), and one end of described connecting rod (3) is connected with described transition wheel (7), and the other end of described connecting rod (3) and described fixture block (2) are hinged; Described base (1) is provided with the stopper slot (6) matching with described fixture block (2), and described fixture block (2) is located in the stopper slot (6) of described base (1).
2. the clamping device of a kind of rotary part according to claim 1, is characterized in that:
Described transmission device be can self-locking turbine and worm mechanism, described turbine and worm mechanism comprise turbine (4) and with the worm screw (5) of described turbine (4) engagement; Described transition wheel (7) and described turbine (4) are fixing and synchronize rotation with described turbine (4).
3. the clamping device of a kind of rotary part according to claim 1, is characterized in that:
Described base (1) is provided with cover plate (9), and described transition wheel (7), described transmission device and described link-type clamping mechanism are all arranged in the spatial accommodation between described cover plate (9) and described base (1).
4. the clamping device of a kind of rotary part according to claim 3, is characterized in that:
The fixture block of described link-type clamping mechanism (2) is L-shaped, and one end and the described connecting rod (3) of the fixture block (2) of described " L " shape are hinged, and the other end protrudes from described cover plate (9).
5. the clamping device of a kind of rotary part according to claim 3, is characterized in that:
Described cover plate (9) is riveted on described base (1) by screw (10).
6. the clamping device of a kind of rotary part according to claim 1, is characterized in that:
Equally spaced being connected on described transition wheel (7) in end of a plurality of described connecting rods (3), the stopper slot (6) on described base (1) equidistantly distributes.
7. the clamping device of a kind of rotary part according to claim 1, is characterized in that:
Described connecting rod (3) is hinged by pin (8) with described fixture block (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320659538.4U CN203579225U (en) | 2013-10-24 | 2013-10-24 | Clamping fixture for rotary parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320659538.4U CN203579225U (en) | 2013-10-24 | 2013-10-24 | Clamping fixture for rotary parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203579225U true CN203579225U (en) | 2014-05-07 |
Family
ID=50577196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320659538.4U Expired - Lifetime CN203579225U (en) | 2013-10-24 | 2013-10-24 | Clamping fixture for rotary parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203579225U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104897037A (en) * | 2015-06-25 | 2015-09-09 | 安徽江淮汽车股份有限公司 | Engine piston rod measuring tool |
| CN105880659A (en) * | 2016-06-15 | 2016-08-24 | 中信戴卡股份有限公司 | High-precision tensioning device |
| CN107695879A (en) * | 2017-09-26 | 2018-02-16 | 南充市乐福尔工贸有限公司 | A kind of quick regulation trident synchronization telescope rolling clamp |
| CN107756291A (en) * | 2017-11-21 | 2018-03-06 | 中国科学院合肥物质科学研究院 | A kind of positioner for disk part by performing |
| CN109732322A (en) * | 2018-12-27 | 2019-05-10 | 芜湖鑫芯微电子有限公司 | A kind of chip pull-up and its application method |
| CN111482884A (en) * | 2019-01-25 | 2020-08-04 | 江门市全达机械制造有限公司 | Multi-head disc polishing machine with automatic workpiece loading and unloading device |
| CN112372327A (en) * | 2020-11-30 | 2021-02-19 | 四川航天长征装备制造有限公司 | Quick alignment quadrant positioner |
-
2013
- 2013-10-24 CN CN201320659538.4U patent/CN203579225U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104897037A (en) * | 2015-06-25 | 2015-09-09 | 安徽江淮汽车股份有限公司 | Engine piston rod measuring tool |
| CN104897037B (en) * | 2015-06-25 | 2017-09-19 | 安徽江淮汽车集团股份有限公司 | A kind of measurement frock of engine piston connecting rod |
| CN105880659A (en) * | 2016-06-15 | 2016-08-24 | 中信戴卡股份有限公司 | High-precision tensioning device |
| US10730159B2 (en) | 2016-06-15 | 2020-08-04 | Citic Dicastal Co., Ltd. | High-precision tensioning device |
| CN107695879A (en) * | 2017-09-26 | 2018-02-16 | 南充市乐福尔工贸有限公司 | A kind of quick regulation trident synchronization telescope rolling clamp |
| CN107695879B (en) * | 2017-09-26 | 2023-12-05 | 南充市乐福尔工贸有限公司 | Quick adjustment trident synchronous flexible rotary clamp |
| CN107756291A (en) * | 2017-11-21 | 2018-03-06 | 中国科学院合肥物质科学研究院 | A kind of positioner for disk part by performing |
| CN109732322A (en) * | 2018-12-27 | 2019-05-10 | 芜湖鑫芯微电子有限公司 | A kind of chip pull-up and its application method |
| CN111482884A (en) * | 2019-01-25 | 2020-08-04 | 江门市全达机械制造有限公司 | Multi-head disc polishing machine with automatic workpiece loading and unloading device |
| CN112372327A (en) * | 2020-11-30 | 2021-02-19 | 四川航天长征装备制造有限公司 | Quick alignment quadrant positioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 410205 No. 229 west slope road, Changsha, Hunan, Tongzi Patentee after: HUNAN SPACEFLIGHT HUANYU COMMUNICATION TECHNOLOGY CO.,LTD. Address before: 410205 No. 229 west slope road, Changsha, Hunan, Tongzi Patentee before: HUNAN SPACE HUANYU COMMUNICATION TECHNOLOGY Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder |
Address after: No.6 Xingkang South Road, Yuelu District, Changsha City, Hunan Province Patentee after: HUNAN SPACEFLIGHT HUANYU COMMUNICATION TECHNOLOGY Co.,Ltd. Address before: 410205 No. 229 west slope road, Changsha, Hunan, Tongzi Patentee before: HUNAN SPACEFLIGHT HUANYU COMMUNICATION TECHNOLOGY Co.,Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140507 |
|
| CX01 | Expiry of patent term |