CN201969905U - Wedge-type inner expansion fixture - Google Patents
Wedge-type inner expansion fixture Download PDFInfo
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- CN201969905U CN201969905U CN2011200769843U CN201120076984U CN201969905U CN 201969905 U CN201969905 U CN 201969905U CN 2011200769843 U CN2011200769843 U CN 2011200769843U CN 201120076984 U CN201120076984 U CN 201120076984U CN 201969905 U CN201969905 U CN 201969905U
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- carving
- expand
- tapering
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Abstract
The utility model relates to a wedge-type inner expansion fixture which belongs to the technical field of machining technology. The wedge-type inner expansion fixture solves the technical problems of low clamping speed for fixture, large labor intensity and low centring precision in the prior art. The wedge-type inner expansion fixture comprises a wedge-type expansion pin body, a wedge-type taper expansion pin, a taper expansion pin central spindle and a fixed block, wherein the wedge-type taper expansion pin is positioned on the wedge-type expansion pin body and is formed by that a well-machined disc is cut into more than three evenly-distributed sheets, and the central hole of the disc is provided with a plurality of notches of which the amount is matched with that of the cut sheets along the axial direction; the fixed block is fixed at the bottom of the wedge-type expansion pin body; and the taper expansion pin central spindle passes through the wedge-type taper expansion pin and the wedge-type expansion pin body and is fixed on the wedge-type expansion pin body by the fixed block. The wedge-type inner expansion fixture has the advantages of high centring precision and the like and is easy and convenient to clamp and lock.
Description
Technical field
The utility model relates to a kind of interior anchor clamps that expand, and relates in particular to the anchor clamps that expand in the formula of using in a kind of Gear Processing process of carving, and all can use in other similar operations, belongs to the mechanical processing technique technical field.
Background technology
At present during gear industry working plate-like workpiece with holes,, often adopt the machining center machine tooling if the position degree of aperture is had relatively high expectations.Because lathe is highly efficient in productivity, the clamping time of workpiece becomes and takies the time greatly.Traditional positioning fixture have the strain of utilizing material make collet and with two kinds of the rigid central spindles of endoporus matched in clearance.Run into endoporus more greatly and during very thin workpiece, the former is because the workpiece endoporus is bigger, and collet is also bigger, quite requires great effort during locking fixture thereupon, and labour intensity is very big; The latter is because the endoporus of workpiece greatly and very thin, is put slightly when anchor clamps are not easy to process guiding cylindrical and clamping and tiltedly just is difficult to clamping, and the auxiliary gland of anchor clamps is more simultaneously.
For overcoming existing anchor clamps shortcomings such as in use clamping speed is slow excessively, labour intensity is big, design the application's interior bloated anchor clamps.
Summary of the invention
The utility model has designed a kind of centering precision height and clamping and locking and has all carved the anchor clamps that expand in the formula very easily, easily at the shortcoming that exists in the prior art, cooperates cylinder (oil cylinder) efficient to promote more.
For this reason, the utility model adopts following technical scheme:
A kind of anchor clamps that expand in the formula of carving, it is characterized in that: comprise the formula of carving expand the pin matrix, carve formula tapering expand pin, tapering expand pin mandrel, fixture, the described bloated pin of formula tapering of carving is positioned on the bloated pin of the formula of the carving matrix, this carve the formula tapering expand pin by disk that processes uniform cut to be made as more than 3 form, and its centre bore has quantity vertically and cuts several otch that the film-making number is complementary, the expand bottom of pin matrix of the formula of carving that is fixed in described fixture, the tapering pin mandrel that expands passes and carves formula tapering the expand pin matrix and be fixed in the formula of carving by described fixture and expand on the pin matrix of pin, the formula of carving that expands.
As preferably, the utility model also comprises an oil seal washer of being made by elastomeric material that resets, and expands and has the groove that can hold this oil seal washer that resets on the bottom excircle of pin at the described formula tapering of carving.
The described formula tapering pin that expands of carving is made as the 4-12 sheet and is formed by uniform the cutting of disk that processes.
The described formula tapering pin that expands of carving is made as 6 and is formed by uniform the cutting of disk that processes.
Described fixture is a thread bush, and this thread bush is fixed in described bottom of carving the bloated pin of formula matrix by screw, and the bottom of the bloated pin of described tapering mandrel has the external screw thread that is complementary with thread bush.
The anchor clamps that expand in the formula of carving of the present utility model, the bloated purpose that reaches the swelling workpiece with the combination of the bloated pin of tapering mandrel of selling of formula tapering is carved in use, because of carve the formula tapering expand pin and tapering expand the tapering of pin mandrel be match (be specially: tapering expands and sells mandrel and have up big and down small tapering, and the centre bore of carving the bloated pin of formula tapering also presents up big and down small shape owing to have otch), thereby swelling is effective, and centering is reliable, precision is high; Simultaneously, utilize the elastic reset oil seal washer to make to carve the formula tapering pin that expands to reset, clamping and locking all very easily, convenient.
Description of drawings
Fig. 1 is the explosive view of preferred implementation of the present utility model;
Fig. 2 is the cutaway view under the utility model preferred implementation duty.
Wherein: 1 carves the formula tapering for the oil seal washer that resets, 5 and expands that to sell mandrel, 7 be that workpiece, 8 is a groove to pin, 6 for tapering expands for the formula of the carving pin matrix, 4 that expands for thread bush, 3 for screw, 2.
The specific embodiment
Be described in further detail of the present utility model below in conjunction with the drawings and the specific embodiments.Will be to part same as the prior art in the utility model with reference to prior art.
As shown in Figure 1 and Figure 2, the anchor clamps that expand in the formula of carving of the present utility model, comprise the formula of carving expand pin matrix 3, carve formula tapering reset oil seal washer 4 and the thread bush 2 that pin 5, tapering expand pin mandrel 6, made by elastomeric material that expand, the described formula tapering of carving expands and to have the groove 8 that can hold the oil seal washer 4 that resets on the bottom excircle of pin 5, the oil seal washer 4 that resets be positioned at this groove 8 and with carve the formula tapering pin 5 that expands and be positioned at the described formula of carving jointly and expand and sell on the matrix 3.Thread bush 2 is fixed in the bottom of the bloated pin of the formula of carving matrix 3 by screw 1.The expand bottom of pin mandrel 6 of described tapering has the external screw thread that is complementary with thread bush 2, and during use, the tapering pin mandrel 6 that expands passes and carves formula tapering the expand pin matrix 3 and be fixed in the formula of carving by thread bush 2 and expand on the pin matrix 3 of pin 5, reset oil seal washer 4 and the formula of carving that expands.The described formula tapering pin 5 that expands of carving is made as 6 and is formed by uniform the cutting of disk that processes, and its centre bore has 6 otch that do not connect vertically.
The formula of the carving of the present utility model pin matrix 3 that expands had both supported and had carved the formula tapering pin 5 that expands, and played the end face positioning action of workpiece 7 again.The oil seal washer 4 that resets act as in the time of need unclamping workpiece, promotes to carve formula tapering pin 5 usefulness that resets that expands.Workpiece 7 and the bloated fit clearance of selling matrix 3 of the formula of carving are that 0.2-0.3mm is advisable.During work, the workpiece 7 of at first packing into, when screwing the bloated pin of tapering mandrel 6, the bloated pin 5 of the bloated pin of tapering mandrel 6 extruding taperings is outwards mobile, swelling workpiece 7 endoporus; After the completion of processing, when unclamping the bloated pin of tapering mandrel 6, move on the tapering of the bloated pin of tapering mandrel 6, the oil seal washer 4 that resets is shunk and is forced the bloated pin 5 of tapering to be pushed back, and workpiece 7 unclamps immediately,, taking-up workpiece 7, process finishing.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (5)
1. carve the anchor clamps that expand in the formula for one kind, it is characterized in that: comprise the formula of carving expand the pin matrix, carve formula tapering expand pin, tapering expand pin mandrel, fixture, the described bloated pin of formula tapering of carving is positioned on the bloated pin of the formula of the carving matrix, this carve the formula tapering expand pin by disk that processes uniform cut to be made as more than 3 form, and its centre bore has quantity vertically and cuts several otch that the film-making number is complementary, the expand bottom of pin matrix of the formula of carving that is fixed in described fixture, the tapering pin mandrel that expands passes and carves formula tapering the expand pin matrix and be fixed in the formula of carving by described fixture and expand on the pin matrix of pin, the formula of carving that expands.
2. the anchor clamps that expand in the formula of carving according to claim 1 is characterized in that: also comprise an oil seal washer that resets by the elastomeric material making, have the groove that can hold this oil seal washer that resets described carving on the bloated bottom excircle of selling of formula tapering.
3. the anchor clamps that expand in the formula of carving according to claim 1 is characterized in that: the described formula tapering pin that expands of carving is made as the 4-12 sheet and is formed by uniform the cutting of disk that processes.
4. the anchor clamps that expand in the formula of carving according to claim 1 is characterized in that: the described formula tapering pin that expands of carving is made as 6 and is formed by uniform the cutting of disk that processes.
5. the anchor clamps that expand in the formula of carving according to claim 1, it is characterized in that: described fixture is a thread bush, this thread bush is fixed in described bottom of carving the bloated pin of formula matrix by screw, and the bottom of the bloated pin of described tapering mandrel has the external screw thread that is complementary with thread bush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200769843U CN201969905U (en) | 2011-03-22 | 2011-03-22 | Wedge-type inner expansion fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200769843U CN201969905U (en) | 2011-03-22 | 2011-03-22 | Wedge-type inner expansion fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201969905U true CN201969905U (en) | 2011-09-14 |
Family
ID=44575011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200769843U Expired - Fee Related CN201969905U (en) | 2011-03-22 | 2011-03-22 | Wedge-type inner expansion fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201969905U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103817549A (en) * | 2014-03-13 | 2014-05-28 | 南车戚墅堰机车有限公司 | Fixture for milling driving disc |
| CN106239225A (en) * | 2016-08-26 | 2016-12-21 | 贵州华阳电工有限公司 | Special-shaped thin wall part Vehicle Processing clamping device |
| CN106736774A (en) * | 2017-02-24 | 2017-05-31 | 山东豪迈机械科技股份有限公司 | Link-type self-centering universal fixturing |
| CN110740828A (en) * | 2017-06-07 | 2020-01-31 | 海因布赫夹紧技术股份有限公司 | Internal clamping device with fixed clamping segment ring |
-
2011
- 2011-03-22 CN CN2011200769843U patent/CN201969905U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103817549A (en) * | 2014-03-13 | 2014-05-28 | 南车戚墅堰机车有限公司 | Fixture for milling driving disc |
| CN106239225A (en) * | 2016-08-26 | 2016-12-21 | 贵州华阳电工有限公司 | Special-shaped thin wall part Vehicle Processing clamping device |
| CN106736774A (en) * | 2017-02-24 | 2017-05-31 | 山东豪迈机械科技股份有限公司 | Link-type self-centering universal fixturing |
| CN110740828A (en) * | 2017-06-07 | 2020-01-31 | 海因布赫夹紧技术股份有限公司 | Internal clamping device with fixed clamping segment ring |
| US11440105B2 (en) | 2017-06-07 | 2022-09-13 | Hainbuch Gmbh Spannende Technik | Inner clamping means comprising a secured clamping segment ring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Wedge-type inner expansion fixture Effective date of registration: 20171208 Granted publication date: 20110914 Pledgee: Industrial Commercial Bank of China Ltd Yuhuan branch Pledgor: Zhejiang Shuanghuan Driveline Co., Ltd. Registration number: 2017330000264 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110914 Termination date: 20200322 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210902 Granted publication date: 20110914 Pledgee: Industrial Commercial Bank of China Ltd. Yuhuan branch Pledgor: ZHEJIANG SHUANGHUAN DRIVELINE Co.,Ltd. Registration number: 2017330000264 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |