CN202963670U - Air seal fixture for shaft-type workpieces - Google Patents
Air seal fixture for shaft-type workpieces Download PDFInfo
- Publication number
- CN202963670U CN202963670U CN 201220732553 CN201220732553U CN202963670U CN 202963670 U CN202963670 U CN 202963670U CN 201220732553 CN201220732553 CN 201220732553 CN 201220732553 U CN201220732553 U CN 201220732553U CN 202963670 U CN202963670 U CN 202963670U
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- Prior art keywords
- inlet channel
- positioning seat
- air
- shaft
- elastic clamping
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Abstract
The utility model discloses an air seal fixture for shaft-type workpieces. The air seal fixture comprises a base seat, a pull rod, a center fixed on the base seat, an elastic clamping sleeve, and a locating seat. The pull rod is connected with the rear end of the elastic clamping sleeve through a connecting piece which penetrates through the base seat. The front section of the elastic clamping sleeve is an elastic clamping section which plays a role in clamping, and the outer surface of the elastic clamping section is matched with a corresponding inner hole face in the locating seat in a circular conical surface mode. A first air inlet channel is further arranged on the locating seat, an air guide channel which is communicated with the first air inlet channel and guides air flows towards a circular conical locating face of the center, and a first air exhaust channel which is communicated with an inner cavity of the elastic clamping sleeve is further arranged on the base seat. The air seal fixture for the shaft-type workpieces realizes automatic cleaning to the circular conical face of the center due to the fact that the first air inlet channel guides the air flows towards the circular conical face of the center, can guarantee locating precision of the workpieces, improves machining quality of the workpieces, and guarantees production continuity and production efficiency.
Description
Technical field
The utility model relates to a kind of fixture, particularly a kind of fixture of clamping shaft-like workpiece.
Background technology
Traditional axle tooth workpiece is gapped with clamping locating hole and the workpiece of gear-hobbing clamp, in process, some tiny iron filings can see through the fixture gap and be adsorbed on the orientational cone-shaped surface of expansion set and positioning seat, cause workpiece deviations to occur when clamping, have a strong impact on the machining accuracy of workpiece, and often cause that processing parts scraps.
Add man-hour in the gear-hobbing machine that adopts DRY CUTTING, High Rotation Speed due to workpiece, tiny scrap iron from splashing, this situation is more common, particularly in production in enormous quantities, the problem that scrap iron from splashing affects the fixture positioning accuracy becomes increasingly conspicuous, and needs artificial regular check, cleaning fixture in process, affected continuity and the efficient of processing, be badly in need of solving the problems of the technologies described above for this reason.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of shaft-like workpiece sealing gland fixture, realizes automated cleaning and prevents that iron filings from entering fixture positioned internal face, guarantees the positioning accuracy of workpiece, improves the workpiece crudy, guarantees continuity and the production efficiency of producing.
The utility model shaft-like workpiece sealing gland fixture, comprise base, pull bar, be fixed on base with the paniculidine plane top, be coated at top and coaxial with top paniculidine plane elastic jacket and the positioning seat that is coated at elastic jacket and is fixedly connected with base;
Described pull bar is connected the rear end by the connector that passes base and is connected with elastic jacket, the leading portion of described elastic jacket be the elastic clamping section of clamping action, is the taper seat cooperation between the inner hole surface of correspondence on the outer surface of described elastic clamping section and positioning seat;
Also be provided with the first inlet channel on described positioning seat, be provided with the air guide channel that is communicated with and air-flow is guided into top paniculidine plane with the first inlet channel on described elastic jacket, also be provided with the first exhaust passage that is communicated with the elastic jacket inner chamber on described base.
Further, also be provided with on described positioning seat and guide air-flow between the Cone fit face of elastic clamping section and positioning seat the second inlet channel;
Further, described shaft-like workpiece also comprises the gland that is arranged on the positioning seat end with the sealing gland fixture, be provided with the workpiece via hole on described gland, form the sealing gland passage between described gland medial surface and elastic clamping section lateral surface, be provided with the 3rd inlet channel of air-flow being guided into the sealing gland passage on described positioning seat;
Further, described the first inlet channel, the second inlet channel and the 3rd inlet channel are at least two and circumferentially be evenly arranged along positioning seat;
Further, the air inlet that is provided with on described positioning seat outer surface the first inlet channel, the second inlet channel and the 3rd inlet channel is communicated with cannelure, also be provided with the sealing ring that is sealed and matched with the cannelure notch on described positioning seat, be provided with gas-tpe fitting on described sealing ring;
Further, described elastic jacket also comprises the guide section that is connected with the elastic clamping section, be slidably matched between corresponding inner hole surface on the outer surface of described guide section and positioning seat, described guide section endoporus for the outer surface of workpiece pilot hole that is slidably matched;
Further, described connector comprises bolt and is coated at the lining of bolt, and described bolt is connected on base and elastic jacket, and described lining two ends withstand on respectively on base and elastic jacket, and lining and base sliding coordinate.
The beneficial effects of the utility model:
1, the utility model shaft-like workpiece sealing gland fixture, it with the air-flow top paniculidine plane that leads, has realized the automated cleaning to top paniculidine plane by the first inlet channel, can guarantee the positioning accuracy of workpiece, improve the workpiece crudy, guarantee continuity and the production efficiency of producing.
2, the utility model shaft-like workpiece sealing gland fixture, it guides air-flow between the Cone fit face of elastic clamping section and positioning seat by the second inlet channel, automated cleaning and sealing gland to mating surface have been realized, avoid iron filings enter elastic clamping cover and and the mating surface of positioning seat, can extend the life-span of elastic clamping cover, and guarantee the clamp precision of elastic jacket.
Description of drawings
Fig. 1 is the sectional structure schematic diagram that the utility model shaft-like workpiece is used the sealing gland fixture.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
As shown in the figure, the present embodiment shaft-like workpiece sealing gland fixture, comprise base 1, pull bar 2, be fixed on base 1 with the paniculidine plane top 3, be coated at top 3 and the elastic jacket 4 and the positioning seat 5 that be coated at elastic jacket 4 and with base 1 be fixedly connected with coaxial with top paniculidine plane;
The rear end that described pull bar 2 is connected with elastic jacket by the connector 6 that passes base 1 connects, the leading portion of described elastic jacket 4 has been the elastic clamping section 41 of clamping action, is that taper seat coordinates between the inner hole surface of correspondence on the outer surface of described elastic clamping section 41 and positioning seat 5;
Also be provided with the first inlet channel 7 on described positioning seat 5, be provided with the air guide channel 8 that is communicated with and air-flow is guided into top paniculidine plane with the first inlet channel 7 on described elastic jacket 4, also be provided with the first exhaust passage 9 that is communicated with elastic jacket 4 inner chambers on described base 1.
The present embodiment shaft-like workpiece sealing gland fixture, the elastic clamping section 41 of described elastic jacket 4 is clamping device commonly used in field of machining, be provided with open slot elastic clamping section 41 diameter of bore under the extruding of taper seat on positioning seat 5 on elastic clamping section 41 variable, thereby realize clamping and loosening workpiece 12.
The present embodiment shaft-like workpiece sealing gland fixture, it with the air-flow top paniculidine plane that leads, has realized the automated cleaning to top paniculidine plane by the first inlet channel 7, can guarantee the positioning accuracy of workpiece, improve the workpiece crudy, guarantee continuity and the production efficiency of producing.
As the improvement to the present embodiment, also be provided with on described positioning seat 5 and guide air-flow between the Cone fit face of elastic clamping section 41 and positioning seat 5 the second inlet channel 10; Air-flow is guided between the Cone fit face of elastic clamping section and positioning seat by the second inlet channel 10, automated cleaning and sealing gland to mating surface have been realized, avoid iron filings enter elastic clamping cover 4 and and the mating surface of positioning seat 5, can extend the life-span of elastic clamping cover 4, and guarantee the clamp precision of elastic jacket 4.
As the improvement to the present embodiment, this shaft-like workpiece also comprises the gland 11 that is arranged on positioning seat 5 ends with the sealing gland fixture, be provided with the workpiece via hole on described gland 11, form sealing gland passage 13 between the lateral surface of described gland 11 medial surfaces and elastic clamping section 41, be provided with the 3rd inlet channel 14 of air-flow being guided into sealing gland passage 13 on described positioning seat 5; In process, the first inlet channel 7 and air guide channel 8 dislocation, the second inlet channel 10 is by the 41 taper seat sealings of elastic clamping section, air-flow enters sealing gland passage 13 from the 3rd inlet channel 14, forming sealing gland between the workpiece via hole on workpiece 12 and gland 11, can avoid the iron filings in process to enter in fixture, can guarantee the cleannes of fixture locating surface and each mating surface, extend the clamping life-span and guarantee positioning accuracy.
As the improvement to the present embodiment, described the first inlet channel 7, the second inlet channel 10 and the 3rd air inlet 14 passages are four and along positioning seat week 5 to being evenly arranged, this structure can in different directions to mating surface between top taper seat and elastic clamping cover and positioning seat, guarantee its cleannes.Certainly in different embodiments, the quantity of described the first inlet channel 7, the second inlet channel 10 and the 3rd air inlet 14 also can be other more than 2 and is number, all can play preferably cleaning and sealing gland effect.
As the improvement to the present embodiment, the air inlet that is provided with on described positioning seat 5 outer surfaces the first inlet channel 7, the second inlet channel 10 and the 3rd inlet channel 14 is communicated with cannelure 15, also be provided with the sealing ring 16 that is sealed and matched with cannelure 15 notches on described positioning seat 5, be provided with gas-tpe fitting 17 on described sealing ring 16.This structure is communicated with by the air inlet of cannelure 15 with each inlet channel, and one of 17 need of gas-tpe fitting can be simplified the air intake apparatus structure.
As the improvement to the present embodiment, described elastic jacket 4 also comprises the guide section 42 that is connected with elastic clamping section 41, be slidably matched between the inner hole surface of correspondence on the outer surface of described guide section 42 and positioning seat 5, described guide section 42 endoporus for the workpiece 12 outer surfaces pilot hole that is slidably matched, guide section 42 can play the guiding role to workpiece in the piece installing process, can improve clamping precision.
As the improvement to the present embodiment, described connector 6 comprises bolt 61 and is coated at the lining 62 of bolt 61, described bolt 61 is connected on base 1 and elastic jacket 4, described lining 62 two ends withstand on respectively on base 1 and elastic jacket 4, and lining 62 and base 1 are slidably matched, and are bolted easy accessibility; Certainly in different embodiments, connector 6 also can adopt other structures, and when being threaded as being when bolt and pull bar 2 and elastic jacket 4, connector 6 can be only bolt; Perhaps connector 6 also can be the pin with pull bar 2 and elastic jacket 4 interference fit.
Explanation is at last, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to preferred embodiment, the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not breaking away from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (7)
1. shaft-like workpiece sealing gland fixture is characterized in that: comprise base, pull bar, be fixed on base with the paniculidine plane top, be coated at top and coaxial with top paniculidine plane elastic jacket and the positioning seat that is coated at elastic jacket and is fixedly connected with base;
Described pull bar is connected the rear end by the connector that passes base and is connected with elastic jacket, the leading portion of described elastic jacket be the elastic clamping section of clamping action, is the taper seat cooperation between the inner hole surface of correspondence on the outer surface of described elastic clamping section and positioning seat;
Also be provided with the first inlet channel on described positioning seat, be provided with the air guide channel that is communicated with and air-flow is guided into top paniculidine plane with the first inlet channel on described elastic jacket, also be provided with the first exhaust passage that is communicated with the elastic jacket inner chamber on described base.
2. shaft-like workpiece according to claim 1 sealing gland fixture is characterized in that: also be provided with on described positioning seat and guide air-flow between the Cone fit face of elastic clamping section and positioning seat the second inlet channel.
3. shaft-like workpiece according to claim 2 sealing gland fixture, it is characterized in that: also comprise the gland that is arranged on the positioning seat end, be provided with the workpiece via hole on described gland, form the sealing gland passage between described gland medial surface and elastic clamping section lateral surface, be provided with the 3rd inlet channel of air-flow being guided into the sealing gland passage on described positioning seat.
4. shaft-like workpiece according to claim 3 sealing gland fixture is characterized in that: described the first inlet channel, the second inlet channel and the 3rd inlet channel are at least two and circumferentially be evenly arranged along positioning seat.
5. arbitrary described shaft-like workpiece sealing gland fixture according to claim 1-4, it is characterized in that: the air inlet that is provided with on described positioning seat outer surface the first inlet channel, the second inlet channel and the 3rd inlet channel is communicated with cannelure, also be provided with the sealing ring that is sealed and matched with the cannelure notch on described positioning seat, be provided with gas-tpe fitting on described sealing ring.
6. shaft-like workpiece according to claim 5 sealing gland fixture, it is characterized in that: described elastic jacket also comprises the guide section that is connected with the elastic clamping section, be slidably matched between corresponding inner hole surface on the outer surface of described guide section and positioning seat, described guide section endoporus for the outer surface of workpiece pilot hole that is slidably matched.
7. shaft-like workpiece according to claim 6 sealing gland fixture, it is characterized in that: described connector comprises bolt and is coated at the lining of bolt, described bolt is connected on base and elastic jacket, and described lining two ends withstand on respectively on base and elastic jacket, and lining and base sliding coordinate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220732553 CN202963670U (en) | 2012-12-27 | 2012-12-27 | Air seal fixture for shaft-type workpieces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220732553 CN202963670U (en) | 2012-12-27 | 2012-12-27 | Air seal fixture for shaft-type workpieces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202963670U true CN202963670U (en) | 2013-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220732553 Expired - Fee Related CN202963670U (en) | 2012-12-27 | 2012-12-27 | Air seal fixture for shaft-type workpieces |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202963670U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103350262A (en) * | 2013-07-01 | 2013-10-16 | 温岭市明华齿轮有限公司 | Shaft sleeve internal spline gear shaping clamp |
| CN103817546A (en) * | 2014-03-19 | 2014-05-28 | 重庆顺多利机车有限责任公司 | Positioning tool with chip blowing holes |
| CN104338953A (en) * | 2014-09-29 | 2015-02-11 | 江西江铃底盘股份有限公司 | Tensioning mandrel clamp with automatic scrap removal function and scrap removal method |
| CN105149703A (en) * | 2015-09-30 | 2015-12-16 | 陕西法士特齿轮有限责任公司 | Externally-tightening and quick-changing hobbing tool for shafts |
| CN112170984A (en) * | 2020-09-23 | 2021-01-05 | 重庆蓝黛传动机械有限公司 | Hobbing clamp of intermediate shaft |
| CN113172550A (en) * | 2021-05-18 | 2021-07-27 | 济南四机数控机床有限公司 | Expansion clamp for workpiece on grinding machine |
| CN113732323A (en) * | 2021-09-02 | 2021-12-03 | 上汽通用五菱汽车股份有限公司 | Air seal positioning clamp, positioning detection system and method for shaft workpieces |
-
2012
- 2012-12-27 CN CN 201220732553 patent/CN202963670U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103350262A (en) * | 2013-07-01 | 2013-10-16 | 温岭市明华齿轮有限公司 | Shaft sleeve internal spline gear shaping clamp |
| CN103350262B (en) * | 2013-07-01 | 2015-11-18 | 温岭市明华齿轮有限公司 | A kind of axle sleeve internal spline gear-shaping clamp |
| CN103817546A (en) * | 2014-03-19 | 2014-05-28 | 重庆顺多利机车有限责任公司 | Positioning tool with chip blowing holes |
| CN104338953A (en) * | 2014-09-29 | 2015-02-11 | 江西江铃底盘股份有限公司 | Tensioning mandrel clamp with automatic scrap removal function and scrap removal method |
| CN105149703A (en) * | 2015-09-30 | 2015-12-16 | 陕西法士特齿轮有限责任公司 | Externally-tightening and quick-changing hobbing tool for shafts |
| CN105149703B (en) * | 2015-09-30 | 2017-12-05 | 陕西法士特齿轮有限责任公司 | A kind of axle external-expanding type quick change gear hobbing tooling |
| CN112170984A (en) * | 2020-09-23 | 2021-01-05 | 重庆蓝黛传动机械有限公司 | Hobbing clamp of intermediate shaft |
| CN113172550A (en) * | 2021-05-18 | 2021-07-27 | 济南四机数控机床有限公司 | Expansion clamp for workpiece on grinding machine |
| CN113172550B (en) * | 2021-05-18 | 2022-08-12 | 济南四机数控机床有限公司 | Expansion clamp for workpiece on grinding machine |
| CN113732323A (en) * | 2021-09-02 | 2021-12-03 | 上汽通用五菱汽车股份有限公司 | Air seal positioning clamp, positioning detection system and method for shaft workpieces |
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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 |
Granted publication date: 20130605 Termination date: 20151227 |
|
| EXPY | Termination of patent right or utility model |