CN103084606B - Quick clamping mechanism based on collet chuck - Google Patents
Quick clamping mechanism based on collet chuck Download PDFInfo
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- CN103084606B CN103084606B CN201310041804.1A CN201310041804A CN103084606B CN 103084606 B CN103084606 B CN 103084606B CN 201310041804 A CN201310041804 A CN 201310041804A CN 103084606 B CN103084606 B CN 103084606B
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- spanner
- bevel gear
- chuck
- spring
- pad
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Abstract
The invention discloses a quick clamping mechanism based on a collet chuck. According to the quick clamping mechanism based on the collet chuck, bevel gears are driven by a hand wheel to revolve, the small bevel gear on a bevel gear shaft is enabled to revolve, the small bevel gear is meshed with the large bevel gear, the revolving of the large bevel gear drives a chuck pressing cap which is connected with the large bevel gear to revolve, the chuck pressing cap is connected with a chuck seat through threads, the chuck pressing cap revolves, the chuck seat does not revolve through a function of a spanner, the transmission of the threads enables the pressing cap to move upwards and downwards, the upward-downward movement of the chuck pressing cap enables the collet chuck which is between the chuck pressing cap and the chuck seat to tightly clamp or loosen, thus the collet chuck is enabled to tightly clamp and loosen the work pieces or cutters. A spring ejector seat and a spring stopper ring are arranged on the bevel gear shaft, and a reset spring is arranged between the spring ejector seat and the spring stopper ring and used for automatic separation of the small bevel gear and the large bevel gear. The quick clamping mechanism based on the collet chuck has the advantages of being capable of being used under the conditions of no hydraulic source or no pneumatic supply, convenient to operate, and stable and reliable in performance.
Description
Technical field
The present invention relates to a kind of quick clamping mechanism based on collet, belong to machining and tooling device technical field.
Background technology
Along with processing and the continuous progress of equipment and technology, requiring in the design and reform trend that each system can be enhanced productivity highly, collet plays very important effect in lathe, because it can accurately be located and clamping work pieces, the function that there is opposing moment of torsion and bear from multi-direction cutting force, and Quick-clamped unclamps workpiece or cutter, have not reducing machining accuracy and making workpiece be without prejudice the features such as the high repeatable accuracy under prerequisite, be more and more subject to parent and look at.Utilize collet Quick-clamped, unclamp workpiece or cutter, there are various method and different power sources, the power source that current most clamping device is used or hydraulic pressure or air pressure, this just requires that must there be hydraulic power source or pneumatic supply in the application scenario of collet, but for not having the occasion of hydraulic power source or pneumatic supply, the use of these clamp systems can be restricted.
A kind of clamping apparatus for lathe of improvement is disclosed in patent 200920189799.8, utilize power source outputting power to drive interlinked mechanism and then drive collet clamping or unclamp workpiece, this clamping device must have or hydraulic pressure or air pressure carry out work as power source, can not well use under the occasion not having hydraulic power source, pneumatic supply.
Summary of the invention
In order to avoid the deficiency that prior art exists, the present invention proposes a kind of quick clamping mechanism based on collet, and object is under the occasion not having hydraulic power source or pneumatic supply, utilizes collet that workpiece or cutter are carried out to Quick-clamped, unclamp, it is simple to operation, stable and reliable for performance.
The technical solution adopted for the present invention to solve the technical problems is: comprise handwheel, bevel gear shaft, holder pressing plate, axle sleeve holder, body, check ring, back-moving spring, spring footstock, spanner, bevel pinion, bevel gear wheel, chuck pressure-pad, base of the carrier head, collet, axle sleeve; Handwheel is utilized to drive the bevel pinion on bevel gear shaft to rotate, bevel pinion and bevel gear wheel engagement rotation, bevel gear wheel drives chuck pressure-pad to rotate, chuck pressure-pad is connected with base of the carrier head, base of the carrier head blocks motionless under the effect of spanner, by screw-driven, chuck pressure-pad is moved up and down, moving up and down of chuck pressure-pad makes the collet in the middle of chuck pressure-pad and base of the carrier head clamp or unclamp; Bevel gear shaft is provided with back-moving spring, for being automatically separated of bevel pinion and bevel gear wheel;
Described bevel gear shaft one end is provided with handwheel, and the other end and bevel pinion are connected; Bevel gear shaft middle part is connected with holder pressing plate, axle sleeve holder, check ring, back-moving spring, spring footstock, spanner successively; Holder pressing plate is connected with axle sleeve holder, and axle sleeve is arranged in the middle of holder pressing plate and axle sleeve holder, and back-moving spring is between spring footstock and check ring, and axle sleeve holder, spring footstock are fixed on body; Spanner is positioned on bevel gear shaft near bevel pinion side; Chuck pressure-pad and base of the carrier head are threaded connection; Spanner passes through the groove fit on spanner bulb and base of the carrier head surface.
Described bevel gear wheel and bevel pinion engage each other, and two gear reference cone angle sums are 90 degree.
Described spanner comprises spanner bulb, spanner spring, spanner dop, spanner handle, spanner dop one end is semicircular arc, respectively there is a shrinkage pool semi arch termination, two shrinkage pools are coaxially relative, spanner bulb and spanner spring are positioned at the end shrinkage pool of spanner dop, and spanner bulb is flexible under the effect of spanner spring.
Beneficial effect
The present invention is based on the quick clamping mechanism of collet, utilize handwheel to drive bevel gear shaft to rotate, bevel pinion on bevel gear shaft is rotated, and then drive the bevel gear wheel engaged with bevel pinion to rotate, bevel gear wheel rotates and drives the chuck pressure-pad be attached thereto to rotate, chuck pressure-pad is connected with base of the carrier head by screw thread, chuck pressure-pad rotates, and base of the carrier head makes base of the carrier head motionless by the effect of spanner, by screw-driven, pressure-pad is moved up and down, moving up and down of chuck pressure-pad makes the collet in the middle of chuck pressure-pad and base of the carrier head clamp or unclamp, and then make collet clamp or unclamp workpiece or cutter.Bevel gear shaft is provided with spring footstock and check ring, back-moving spring is had between spring footstock and check ring, for being automatically separated of bevel pinion and bevel gear wheel, quick clamping mechanism based on collet can use when not having hydraulic power source or pneumatic supply, easy to operate, stable and reliable for performance.
Accompanying drawing explanation
Below in conjunction with drawings and embodiments, a kind of quick clamping mechanism based on collet of the present invention is described in further detail.
Fig. 1 is the quick clamping mechanism schematic diagram that the present invention is based on collet.
Fig. 2 is the spanner schematic diagram of the quick clamping mechanism that the present invention is based on collet.
Fig. 3 is spanner structure side view of the present invention.
Fig. 4 is base of the carrier head sectional view of the present invention.
Fig. 5 is base of the carrier head right view of the present invention.
In figure:
1. handwheel 2. bevel gear shaft 3. holder pressing plate 4. axle sleeve holder 5. body 6. check ring 7. back-moving spring 8. spring footstock 9. spanner 10. bevel pinion 11. bevel gear wheel 12. chuck pressure-pad 13. base of the carrier head 14. collet 15. axle sleeve 16. spanner bulb 17. spanner spring 18. spanner dop 19. spanner handle
Detailed description of the invention
The present embodiment is a kind of quick clamping mechanism based on collet.Handwheel is utilized to drive bevel gear shaft to rotate, thus the bevel pinion on bevel gear shaft is rotated, and then drive the bevel gear wheel engaged with bevel pinion to rotate, bevel gear wheel rotates and drives the chuck pressure-pad be attached thereto to rotate, chuck pressure-pad is connected with base of the carrier head by screw thread, chuck pressure-pad rotates, and base of the carrier head makes base of the carrier head motionless by the effect of spanner, and then by screw-driven, pressure-pad is moved up and down, moving up and down of chuck pressure-pad makes the collet in the middle of chuck pressure-pad and base of the carrier head clamp or unclamp, and then make collet clamp or unclamp workpiece, or cutter.Bevel gear shaft has spring footstock and check ring, has back-moving spring between the two, for being automatically separated of bevel pinion and bevel gear wheel.
Consult Fig. 1-Fig. 5, the quick clamping mechanism that the present invention is based on collet is made up of handwheel 1, bevel gear shaft 2, holder pressing plate 3, axle sleeve holder 4, body 5, check ring 6, back-moving spring 7, spring footstock 8, spanner 9, bevel pinion 10, bevel gear wheel 11, chuck pressure-pad 12, base of the carrier head 13, collet 14, axle sleeve 15, spanner bulb 16, spanner spring 17, spanner dop 18, spanner handle 19; Bevel gear shaft one end is provided with handwheel 1, and the other end and bevel pinion 10 are connected; Bevel gear shaft 2 middle part is connected with holder pressing plate 3, axle sleeve holder 4, check ring 6, back-moving spring 7, spring footstock 8, spanner 9 successively; Holder pressing plate 3 is connected with axle sleeve holder 4, and fixedly mount axle sleeve 15 in the middle of holder pressing plate and axle sleeve holder, back-moving spring 7 is between spring footstock 8 and check ring 6, and axle sleeve holder 4, spring footstock 8 are fixed on body 5; Spanner 9 is positioned on bevel gear shaft 2 near bevel pinion 10 side; Chuck pressure-pad 12 and base of the carrier head 13 are threaded connection, and chuck pressure-pad is identical with base of the carrier head screw thread specification; Spanner 9 is installed by the groove fit of spanner bulb 16 with base of the carrier head 13 surface.Bevel gear wheel 11 and bevel pinion 10 engage each other, and two gear reference cone angle sums are 90 degree.
Spanner 9 comprises spanner bulb 16, spanner spring 17, spanner dop 18, spanner handle 19, spanner dop 18 one end is semicircular arc, respectively there is a shrinkage pool at position, semi arch termination, two shrinkage pools are coaxially relative, spanner bulb 16 and spanner spring 17 are positioned at the end shrinkage pool of spanner dop 18, and spanner bulb 16 can stretch back and forth under the active force of spanner spring 17 in the hole of spanner dop end.
When needs clamping work pieces or cutter, promoting handwheel 1 makes bevel gear shaft 2 move forward, bevel pinion 10 is engaged with bevel gear wheel 11, now back-moving spring 7 forced compression, there is certain elastic force, the power promoting handwheel 1 is needed not cancel, spanner 9 also can move along with the movement of bevel gear shaft 2, when bevel gear wheel 11 engages with bevel pinion 10, spanner 9 contacts with base of the carrier head 13, when rotating clockwise handwheel, because the effect of spanner 9 power makes base of the carrier head 13 motionless, and when rotating handwheel 1, bevel pinion 10 drives bevel gear wheel 11 to rotate, thus drive the chuck pressure-pad 12 be connected with bevel gear wheel 11 to rotate, chuck pressure-pad 12 and base of the carrier head 13 pass through screw-driven, chuck pressure-pad 12 is moved down, and then make collet 14 contraction clip clamping of workpieces or cutter.Then unclamp handwheel 1, under back-moving spring 7 active force, bevel gear shaft 2 moves backward, and drive bevel pinion 10 and bevel gear wheel 11 to unclamp, spanner 9 is separated with base of the carrier head 13.
When needs unclamp workpiece or cutter, promoting handwheel 1 makes bevel gear shaft 2 move forward, bevel pinion 10 is engaged with bevel gear wheel 11, now back-moving spring 7 is stressed can compress, there is certain elastic force, the power promoting handwheel 1 is needed not cancel, spanner 9 also can move along with the movement of bevel gear shaft 2, when bevel pinion 10 engages with bevel gear wheel 11, spanner 9 contacts with base of the carrier head 13, when rotating counterclockwise handwheel, because the effect of spanner 9 power makes base of the carrier head 13 motionless, and when rotating handwheel 1, bevel pinion 10 drives bevel gear wheel 11 to rotate, thus drive the chuck pressure-pad 12 be connected with bevel gear wheel 11 to rotate, chuck pressure-pad 12 and base of the carrier head 13 pass through screw-driven, chuck pressure-pad 12 is moved up, and then collet 14 is unclamped, thus unclamp workpiece or cutter.Then unclamp handwheel 1, under back-moving spring 7 active force, bevel gear shaft 2 moves backward, and drive bevel pinion 10 and bevel gear wheel 11 to unclamp, spanner 9 is separated with base of the carrier head 13.
Operating procedure
When clamping work pieces or cutter, handwheel 1 is rotated in manual operation, and apply a motive force to handwheel, under the effect of this motive force, bevel pinion 10 engages with bevel gear wheel 11, rotate handwheel and then drive chuck pressure-pad 12 to drive collet 14 clamping work pieces or cutter by worm drive, in bevel pinion 10 with bevel gear wheel 11 engagement rotation process, by the effect of spanner 9, base of the carrier head 13 can not be rotated, and then ensure that base of the carrier head 13 is motionless, chuck pressure-pad 12 rotates, and makes it possible to clamp workpiece or cutter fast.When unclamping handwheel 1, under the effect of back-moving spring 7, make bevel gear wheel, bevel pinion separately, ensure that in workpiece or cutter rotation process, bevel gear wheel, bevel pinion can not be interfered mutually; Rotate backward handwheel 1, workpiece or cutter can be unclamped fast.
Claims (2)
1. based on a quick clamping mechanism for collet, it is characterized in that: comprise handwheel, bevel gear shaft, holder pressing plate, axle sleeve holder, body, check ring, back-moving spring, spring footstock, spanner, bevel pinion, bevel gear wheel, chuck pressure-pad, base of the carrier head, collet, axle sleeve; Handwheel is utilized to drive the bevel pinion on bevel gear shaft to rotate, bevel pinion and bevel gear wheel engagement rotation, bevel gear wheel drives chuck pressure-pad to rotate, chuck pressure-pad is connected with base of the carrier head, base of the carrier head blocks motionless under the effect of spanner, by screw-driven, chuck pressure-pad is moved up and down, moving up and down of chuck pressure-pad makes the collet in the middle of chuck pressure-pad and base of the carrier head clamp or unclamp; Bevel gear shaft is provided with back-moving spring, for being automatically separated of bevel pinion and bevel gear wheel;
Described bevel gear shaft one end is provided with handwheel, and the other end and bevel pinion are connected; Bevel gear shaft middle part is connected with holder pressing plate, axle sleeve holder, check ring, back-moving spring, spring footstock, spanner successively; Holder pressing plate is connected with axle sleeve holder, and axle sleeve is arranged in the middle of holder pressing plate and axle sleeve holder, and back-moving spring is between spring footstock and check ring, and axle sleeve holder, spring footstock are fixed on body; Spanner is positioned on bevel gear shaft near bevel pinion side; Chuck pressure-pad and base of the carrier head are threaded connection; Spanner passes through the groove fit on spanner bulb and base of the carrier head surface;
Described spanner comprises spanner bulb, spanner spring, spanner dop, spanner handle, spanner dop one end is semicircular arc, respectively there is a shrinkage pool semi arch termination, two shrinkage pools are coaxially relative, spanner bulb and spanner spring are positioned at the end shrinkage pool of spanner dop, and spanner bulb is flexible under the effect of spanner spring.
2. the quick clamping mechanism based on collet according to claim 1, is characterized in that: described bevel gear wheel and bevel pinion engage each other, and two gear reference cone angle sums are 90 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310041804.1A CN103084606B (en) | 2013-02-04 | 2013-02-04 | Quick clamping mechanism based on collet chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310041804.1A CN103084606B (en) | 2013-02-04 | 2013-02-04 | Quick clamping mechanism based on collet chuck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103084606A CN103084606A (en) | 2013-05-08 |
| CN103084606B true CN103084606B (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310041804.1A Expired - Fee Related CN103084606B (en) | 2013-02-04 | 2013-02-04 | Quick clamping mechanism based on collet chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103084606B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108543895A (en) * | 2018-05-29 | 2018-09-18 | 沈阳飞机工业（集团）有限公司 | A kind of device and application method of spring-compressed stretching |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20120828U1 (en) * | 2001-12-21 | 2002-03-21 | Bümach Engineering International B.V., Emmen | Mechanically operated chuck for a rotating machine spindle |
| CN201446257U (en) * | 2009-05-15 | 2010-05-05 | 王敏其 | Tension sleeve type numerical-control automatic jig |
| CN202667699U (en) * | 2012-06-14 | 2013-01-16 | 株洲天一焊接技术有限公司 | Adjustable spring chunk |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6114807A (en) * | 1984-06-25 | 1986-01-23 | Nippon Seimitsu Kikai Kosaku Kk | Chuck |
| JP4157420B2 (en) * | 2003-05-13 | 2008-10-01 | 株式会社日研工作所 | Tool holder |
-
2013
- 2013-02-04 CN CN201310041804.1A patent/CN103084606B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20120828U1 (en) * | 2001-12-21 | 2002-03-21 | Bümach Engineering International B.V., Emmen | Mechanically operated chuck for a rotating machine spindle |
| CN201446257U (en) * | 2009-05-15 | 2010-05-05 | 王敏其 | Tension sleeve type numerical-control automatic jig |
| CN202667699U (en) * | 2012-06-14 | 2013-01-16 | 株洲天一焊接技术有限公司 | Adjustable spring chunk |
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| Publication number | Publication date |
|---|---|
| CN103084606A (en) | 2013-05-08 |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20220204 |