CN205165931U - Novel chuck - Google Patents
Novel chuck Download PDFInfo
- Publication number
- CN205165931U CN205165931U CN201520976111.6U CN201520976111U CN205165931U CN 205165931 U CN205165931 U CN 205165931U CN 201520976111 U CN201520976111 U CN 201520976111U CN 205165931 U CN205165931 U CN 205165931U
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- CN
- China
- Prior art keywords
- claw
- gear
- radial
- groove
- gear shaft
- 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 discloses a novel chuck, including the disk body, be equipped with center bore, radial draw -in groove, first clamping mechanism and second clamping mechanism on the disk body, radial draw -in groove is equipped with two and set up respectively before the disk body on the terminal surface at least, first clamping mechanism includes first jack catch, second clamping mechanism includes the second jack catch, first jack catch and second jack catch slide respectively and set up in radial draw -in groove, first jack catch radially misplaces with the second jack catch, first jack catch and center bore's radial distance is less than second jack catch and center bore's radial distance, forms the big or small adjustable centre gripping space that is used for centre gripping cavity object between first jack catch and the second jack catch. The utility model discloses utilize first jack catch to support the work piece internal face from inside to outside when using, utilize second jack catch outside -in to support the work piece fixed structure of the firmly outer wall of work piece, the external pressure that expands in forming for circumferential direction neither can take place for the work piece, also can not take place the axial and shift.
Description
Technical field
The utility model relates to workpiece chucking device technical field, particularly relates to a kind of Novel chuck.
Background technology
Current chuck structure is generally comprise disk body, gear and claw, and disk body is provided with gear hole.During operation, in gear hole, insert gear, gear coordinates with gear, and after turning gear, respective belt moving gear rotates, and gear coordinates with claw, thus finally drives claw motion with clamping work pieces or the workpiece that gets loose.But existing chuck uses and directly locks workpiece by multiple claw, makes it unshift at circumferencial direction, but at workpiece spindle to without locking device, thus workpiece is fixed insecure, is easily subjected to displacement, generation deviation.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of Novel chuck, more stable good to the effect that is fixedly clamped of workpiece, workpiece both circumference can not be rotated, also can not circumference be shifted.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is:
A kind of Novel chuck, comprise disk body, disk body is provided with central shaft hole, radial draw-in groove, first gripping mechanism and the second gripping mechanism, described radial draw-in groove is at least provided with two and is separately positioned on disk body front end face, described first gripping mechanism comprises the first claw, described second gripping mechanism comprises the second claw, described first claw and the second claw are slidably arranged in radial draw-in groove respectively, described first claw and the second claw radial misalignments, the radial distance of described first claw and central shaft hole is less than the radial distance of the second claw and central shaft hole, the grasping part that size for clamping hollow object is adjustable is formed between first claw and the second claw.
Preferably, described first gripping mechanism also comprises the first annulus gear, the first gear shaft, the first spanner and the extension spring identical with the first claw quantity;
Described first claw is arranged near central shaft hole respectively, and one end of described extension spring is fixedly installed on the radial outer end of radial draw-in groove, and the other end connects the first claw;
Described first annulus gear and disk body coaxially arrange and arrange the gear teeth at its wheel rim, the front end face circumference of described first annulus gear is provided with the locating slot identical with the first claw quantity continuously, the radial width of each locating slot becomes large in the same way successively along its circumference, described radial draw-in groove and locating slot opposite position place are provided with radial direction through hole, and described first claw inserts in corresponding locating slot through the radial direction through hole of correspondence;
Described first gear shaft is connected with the first annulus gears meshing, and described first spanner connects the first gear shaft and protrudes backward.
Preferably, described first gear shaft and the first spanner are respectively equipped with two, and two described first gear shafts are symmetricly set on the radial both sides of the first annulus gear, and two described first spanners are connected with one of them first gear shaft respectively.
Preferably, described first claw and extension spring are respectively equipped with four, and four described first claws and the radial draw-in groove corresponding with it are all in taking central shaft hole as center of circle uniform intervals layout.
Preferably, described first claw comprise be arranged in radial draw-in groove and the sliding part connecting extension spring, connect sliding part the other end and the centrally axis hole swelling portion of axially protruding forward and connect the sliding part other end and the location division of inserting in locating slot.
Preferably, described second gripping mechanism also comprises the second annulus gear, the second gear shaft and the second spanner;
Described second annulus gear and disk body coaxially arrange and arrange the gear teeth at its wheel rim, and the internal diameter of described second annulus gear is greater than the external diameter of the first annulus gear;
Described second gear shaft is connected with the second annulus gears meshing, and described second spanner connects the second gear shaft and protrudes backward;
The gear teeth opposite position place of described radial draw-in groove and the second gear shaft is provided with side opening, and described second claw is the spline-simulating be meshed with the second gear shaft on a side of side opening.
Preferably, described second gear shaft and the second spanner are respectively equipped with two, two described second gear shafts are symmetricly set on the radial both sides of the second annulus gear and shift to install with the first gear shaft, and two described second spanners are connected with one of them second gear shaft respectively.
Preferably, described second claw is provided with four, and four described second claws and the radial draw-in groove corresponding with it are all in taking central shaft hole as center of circle uniform intervals layout.
The beneficial effects of the utility model: be separately positioned on disk body the same side due to the first claw and the second claw and be that radial motion is done in the center of circle with central shaft hole, first claw and the second claw radial misalignments, the radial distance of the first claw and central shaft hole is less than the radial distance of the second claw and central shaft hole, the grasping part that size for clamping hollow object is adjustable is formed between first claw and the second claw, so the first claw is utilized to prop up workpiece inner wall face from inside to outside in use, the second claw ecto-entad is utilized to prop up workpiece outer wall face, the workpiece fixed structure of swollen external pressure in being formed, make workpiece that circumference both can not occur to rotate, also can not occur axially displaced.
Accompanying drawing explanation
Fig. 1 is the utility model chuck front view.
Fig. 2 is the utility model chuck rearview.
Fig. 3 is the utility model chuck internal structure schematic diagram.
Fig. 4 is the utility model disk body internal structure schematic diagram.
Fig. 5 is the utility model first annulus gear front end face view.
Fig. 6 is the utility model extension spring and the first claw structure schematic diagram.
Description of reference numerals:
10, disk body; 100, central shaft hole; 200, radial draw-in groove; 101, radial direction through hole; 21, the first claw; 22, the first annulus gear; 23, the first gear shaft; 24, the first spanner; 25, extension spring; 211, sliding part; 212, swelling portion; 213, location division; 220, locating slot; 31, the second claw; 32, the second annulus gear; 33, the second gear shaft; 34, the second spanner; 311, draw runner; 312, fixture block; 313, connector.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in detail.
As shown in figures 1 to 6, the present embodiment provides a kind of Novel chuck, comprise disk body 10, disk body 10 is provided with central shaft hole 100, radial draw-in groove 200, first gripping mechanism and the second gripping mechanism, described radial draw-in groove 200 is at least provided with two and is separately positioned on disk body 10 front end face, and the major axis bearing of trend of each radial draw-in groove 200 is consistent with the radial direction of disk body 10.Described first gripping mechanism comprises the first claw 21, described second gripping mechanism comprises the second claw 31, described first claw 21 and the second claw 31 are slidably arranged in radial draw-in groove 200 and can along disk body 10 radial motion respectively, described first claw 21 and the second claw 31 radial misalignments, described first claw 21 and the radial distance of central shaft hole 100 are less than the radial distance of the second claw 31 and central shaft hole 100, the grasping part that size for clamping hollow object is adjustable is formed between first claw 21 and the second claw 31, adjust described first claw 21 in use and prop up workpiece inner wall face from inside to outside, described second claw 31 ecto-entad props up workpiece outer wall face, the workpiece fixed structure of swollen external pressure in being formed, make workpiece that circumference both can not occur to rotate, also can not occur axially displaced.
In the present embodiment, described first gripping mechanism also comprises the first annulus gear 22, first gear shaft 23, first spanner 24 and the extension spring 25 identical with the first claw 21 quantity.Described first claw 21 is arranged near central shaft hole 100 respectively, and one end of described extension spring 25 is fixedly installed on the radial outer end of radial draw-in groove 200, and the other end connects the first claw 21.Described first annulus gear 22 arranges with disk body 10 is coaxial and arranges the gear teeth at its wheel rim, the front end face circumference of described first annulus gear 22 is provided with the locating slot 220 identical with the first claw 21 quantity continuously, the radial width of each locating slot 220 becomes large in the same way successively along its circumference, described radial draw-in groove 200 is provided with radial direction through hole 101 with locating slot 220 opposite position place, and described first claw 21 inserts in corresponding locating slot 220 through the radial direction through hole 101 of correspondence.Described first gear shaft 23 and the first annulus gear 22 are connected with a joggle, described first spanner 24 connects the first gear shaft 23 and protrudes backward, by rotating described first spanner 24, described first gear shaft 23 is rotated, then drive described first annulus gear 22 to rotate, thus described first claw 21 is moved radially.Workpiece is unclamped, when described first claw 21 is away from the fixing swelling workpiece of central shaft hole 100 when described first claw 21 moves towards central shaft hole 100 direction.
In the present embodiment, described first gear shaft 23 and the first spanner 24 are respectively equipped with two, and two described first gear shafts 23 are symmetricly set on the radial both sides of the first annulus gear 22, and two described first spanners 24 are connected with one of them first gear shaft 23 respectively.Described first claw 21 and extension spring 25 are respectively equipped with four, four described first claws 21 and the radial draw-in groove 200 corresponding with it all in central shaft hole 100 for center of circle uniform intervals arrange, each described first claw 21 to be arranged in radial draw-in groove 200 and to connect the sliding part 211 of extension spring 25, connect the other end of sliding part 211 and the centrally axis hole 100 swelling portion 212 of axially protruding forward and connect sliding part 211 other end and the location division 213 of inserting in locating slot 220, utilize the footpath of the radial External Force Acting of extension spring 25 pairs of sliding parts 211 and locating slot 220 pairs of location divisions 213 be inwardly used for instead the swelling active force of guarantee first claw 21 and radial fixed point mobile.
In the present embodiment, described second gripping mechanism also comprises the second annulus gear 32, second gear shaft 33 and the second spanner 34, described second annulus gear 32 arranges with disk body 10 is coaxial and arranges the gear teeth at its wheel rim, and the internal diameter of described second annulus gear 32 is greater than the external diameter of the first annulus gear 22; Described second gear shaft 33 and the second annulus gear 32 are connected with a joggle, and described second spanner 34 connects the second gear shaft 33 and protrudes backward; The gear teeth opposite position place of described radial draw-in groove 200 and the second gear shaft 33 is provided with side opening, and described second claw 31 is the spline-simulating be meshed with the second gear shaft 33 on a side of side opening.By rotating described second spanner 34, described second gear shaft 33 being rotated, then driving described second annulus gear 32 to rotate, thus described second claw 31 is moved radially.Workpiece is fixed to clamp, when described second claw 31 unclamps workpiece away from central shaft hole 100 when described second claw 31 moves towards central shaft hole 100 direction.
In the present embodiment, described second gear shaft 33 and the second spanner 34 are respectively equipped with two, two described second gear shafts 33 are symmetricly set on the radial both sides of the second annulus gear 32 and shift to install with the first gear shaft 23, and two described second spanners 34 are connected with one of them second gear shaft 33 respectively.Described second claw 31 is provided with four, four described second claws 31 and the radial draw-in groove 200 corresponding with it all in central shaft hole 100 for center of circle uniform intervals arrange.Each described second claw 31 comprises draw runner 311, fixture block 312 and connector 313, described draw runner 311 is with central shaft hole 100 for circular radial radiation is extended and be meshed with the second gear shaft 33, and described fixture block 312 is fixedly installed on draw runner 311 by connector 313.In addition, the present embodiment also can arrange multiple installing hole along interval on its bearing of trend on the front end face of described draw runner 311, can adjust the installation site between described fixture block 312 and draw runner 311 when mounted according to the actual requirements, realize the grasping part of different size.
The utility model is not limited to above-mentioned preferred forms, and anyone should learn the structure change made under enlightenment of the present utility model, and every have identical or close technical scheme with the utility model, all falls within protection domain of the present utility model.
Claims (8)
1. a Novel chuck, comprise disk body, it is characterized in that, disk body is provided with central shaft hole, radial draw-in groove, first gripping mechanism and the second gripping mechanism, described radial draw-in groove is at least provided with two and is separately positioned on disk body front end face, described first gripping mechanism comprises the first claw, described second gripping mechanism comprises the second claw, described first claw and the second claw are slidably arranged in radial draw-in groove respectively, described first claw and the second claw radial misalignments, the radial distance of described first claw and central shaft hole is less than the radial distance of the second claw and central shaft hole, the grasping part that size for clamping hollow object is adjustable is formed between first claw and the second claw.
2. Novel chuck according to claim 1, is characterized in that,
Described first gripping mechanism also comprises the first annulus gear, the first gear shaft, the first spanner and the extension spring identical with the first claw quantity;
Described first claw is arranged near central shaft hole respectively, and one end of described extension spring is fixedly installed on the radial outer end of radial draw-in groove, and the other end connects the first claw;
Described first annulus gear and disk body coaxially arrange and arrange the gear teeth at its wheel rim, the front end face circumference of described first annulus gear is provided with the locating slot identical with the first claw quantity continuously, the radial width of each locating slot becomes large in the same way successively along its circumference, described radial draw-in groove and locating slot opposite position place are provided with radial direction through hole, and described first claw inserts in corresponding locating slot through the radial direction through hole of correspondence;
Described first gear shaft is connected with the first annulus gears meshing, and described first spanner connects the first gear shaft and protrudes backward.
3. Novel chuck according to claim 2, it is characterized in that, described first gear shaft and the first spanner are respectively equipped with two, and two described first gear shafts are symmetricly set on the radial both sides of the first annulus gear, and two described first spanners are connected with one of them first gear shaft respectively.
4. Novel chuck according to claim 2, is characterized in that, described first claw and extension spring are respectively equipped with four, and four described first claws and the radial draw-in groove corresponding with it are all in taking central shaft hole as center of circle uniform intervals layout.
5. Novel chuck according to claim 2, it is characterized in that, described first claw comprise be arranged in radial draw-in groove and the sliding part connecting extension spring, connect sliding part the other end and the centrally axis hole swelling portion of axially protruding forward and connect the sliding part other end and the location division of inserting in locating slot.
6. the Novel chuck according to any one of claim 2 to 5, it is characterized in that, described second gripping mechanism also comprises the second annulus gear, the second gear shaft and the second spanner, described second annulus gear and disk body coaxially arrange and arrange the gear teeth at its wheel rim, and the internal diameter of described second annulus gear is greater than the external diameter of the first annulus gear; Described second gear shaft is connected with the second annulus gears meshing, and described second spanner connects the second gear shaft and protrudes backward; The gear teeth opposite position place of described radial draw-in groove and the second gear shaft is provided with side opening, and described second claw is the spline-simulating be meshed with the second gear shaft on a side of side opening.
7. Novel chuck according to claim 6, it is characterized in that, described second gear shaft and the second spanner are respectively equipped with two, two described second gear shafts are symmetricly set on the radial both sides of the second annulus gear and shift to install with the first gear shaft, and two described second spanners are connected with one of them second gear shaft respectively.
8. Novel chuck according to claim 6, is characterized in that, described second claw is provided with four, and four described second claws and the radial draw-in groove corresponding with it are all in taking central shaft hole as center of circle uniform intervals layout.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520976111.6U CN205165931U (en) | 2015-12-01 | 2015-12-01 | Novel chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520976111.6U CN205165931U (en) | 2015-12-01 | 2015-12-01 | Novel chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205165931U true CN205165931U (en) | 2016-04-20 |
Family
ID=55729967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520976111.6U Expired - Fee Related CN205165931U (en) | 2015-12-01 | 2015-12-01 | Novel chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205165931U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107381136A (en) * | 2017-07-31 | 2017-11-24 | 肇庆市祥丰利机械实业有限公司 | A kind of automatic chuck for being used to cut baler |
| CN108481195A (en) * | 2018-03-30 | 2018-09-04 | 重庆神箭汽车传动件有限责任公司 | Gear fixing device |
| CN108620901A (en) * | 2018-05-29 | 2018-10-09 | 苏州市传福精密机械有限公司 | A kind of numerically-controlled machine tool processing collet |
| CN109333398A (en) * | 2018-10-22 | 2019-02-15 | 深圳市康振机械科技有限公司 | A kind of steel bar clamping mechanism |
| CN110181423A (en) * | 2018-12-25 | 2019-08-30 | 海尼肯智能技术成都有限公司 | Composite material blade butt clamping ring |
| CN113400226A (en) * | 2021-07-08 | 2021-09-17 | 江苏飞船股份有限公司 | Fixing mechanism capable of adjusting diameter for machining planetary gear |
-
2015
- 2015-12-01 CN CN201520976111.6U patent/CN205165931U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107381136A (en) * | 2017-07-31 | 2017-11-24 | 肇庆市祥丰利机械实业有限公司 | A kind of automatic chuck for being used to cut baler |
| CN107381136B (en) * | 2017-07-31 | 2023-09-19 | 肇庆市祥丰利机械实业有限公司 | Automatic chuck for strip cutting and bundling machine |
| CN108481195A (en) * | 2018-03-30 | 2018-09-04 | 重庆神箭汽车传动件有限责任公司 | Gear fixing device |
| CN108481195B (en) * | 2018-03-30 | 2023-10-17 | 重庆神箭汽车传动件有限责任公司 | Gear fixing device |
| CN108620901A (en) * | 2018-05-29 | 2018-10-09 | 苏州市传福精密机械有限公司 | A kind of numerically-controlled machine tool processing collet |
| CN109333398A (en) * | 2018-10-22 | 2019-02-15 | 深圳市康振机械科技有限公司 | A kind of steel bar clamping mechanism |
| CN110181423A (en) * | 2018-12-25 | 2019-08-30 | 海尼肯智能技术成都有限公司 | Composite material blade butt clamping ring |
| CN113400226A (en) * | 2021-07-08 | 2021-09-17 | 江苏飞船股份有限公司 | Fixing mechanism capable of adjusting diameter for machining planetary gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170825 Address after: 362212, Quanzhou, Fujian province Jinjiang city pond town shop pool Village North 345 Patentee after: JINJIANG CITY CHAOJUN MACHINE Co.,Ltd. Address before: 362200, Quanzhou, Fujian province Jinjiang city pond town shop pool Village North 221 Patentee before: Li Shiyun |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160420 Termination date: 20211201 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |