CN206326216U - A kind of position clamps separated expansion sleeve type gear-hobbing clamp - Google Patents
A kind of position clamps separated expansion sleeve type gear-hobbing clamp Download PDFInfo
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- CN206326216U CN206326216U CN201621440548.9U CN201621440548U CN206326216U CN 206326216 U CN206326216 U CN 206326216U CN 201621440548 U CN201621440548 U CN 201621440548U CN 206326216 U CN206326216 U CN 206326216U
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Abstract
The utility model is related to a kind of position and clamps separated expansion sleeve type gear-hobbing clamp, including gland, half step expansion set, positioning disk, open washer and taper gear hobbing heart axle, is provided with female nut with groove and small bead nut in fixture, technical essential is：The positioning and clamping of product are separated；Realize the blind-mate to product endoporus in the interior you face that the end face of nut with groove is compressed into step expansion set first.Then the compression to the end face of product is realized by open washer and gland with small bead nut.Product endoporus is first served as a contrast into existing blind-mate with the tension force of expansion set, to realize the precise positioning to product, product is clamped again after the completion of positioning.The utility model is simple in construction, easy to manufacture, using the not same-action of double nut, is adaptable to the larger product of bearing tolerances, is particularly suitable for the gear hobbing process of the product with internal spline.The product of processing can reach the requirement of the class precisions of GB/T 10,095 6 ~ 7.The fixture of this structure, it may also be used for gear shaping, shaving and roll flute etc..
Description
Technical field
The utility model is related to a kind of position and clamps separated expansion sleeve type gear-hobbing clamp.
Background technology
At present, gear hobbing process is the most widely used tooth form roughing process of gear industry, and it is rough machined that it occupies tooth form
More than 85%.The height of gear hobbing precision directly affects the precision of the tooth forms such as shaving and roll flute finishing；The particularly tooth pitch of gear hobbing
Cumulative departure and gear ring circular runout deviation this two require that influence is maximum.And this two requirements are gear hobbing equipment precisions to be leaned on,
The precision of product, the precision of frock clamp ensures.Traditional common gear-hobbing clamp uses slow-witted heart axle positioning and clamped, because
Gap is there is between the endoporus of slow-witted heart axle and product, causes tooth pitch during gear hobbing to accumulate overproof overproof with gear ring circular runout, but
This fixture is the end face for compressing product by gland by nut, thus it is reliable to compress clamping force.And traditional expansion sleeve type rolling
Tooth clamper is that positioning and clamping are not separated by again, is directly the endoporus with expansion set swelling product, had so both eliminated product endoporus
Gap simultaneously again realize the clamping to product, so seemingly reached the purpose of the positioning and clamping to product,
But the clamping force of this direct swelling product is less, in gear hobbing process, can particularly be made during the gear hobbing process of large modulus
It is more than fixture tension force into cutting force, causes the displacement of product, gently can then forge a knife, causes product rejection, it is heavy then lathe can be damaged.
The content of the invention
The purpose of this utility model is to overcome above-mentioned not enough and defect to determine there is provided a kind of simple in construction, easy to operate
Position clamps separated expansion sleeve type gear-hobbing clamp.
The technical solution of the utility model：A kind of position clamps separated expansion sleeve type gear-hobbing clamp, including small bead nut,
Open washer, nut with groove, gland, expansion set, positioning disk, soket head cap screw and taper gear hobbing heart axle, it is characterised in that institute
The positioning disk stated is provided with center positioning hole, and the positioning disk is arranged on taper gear hobbing heart axle by soket head cap screw,
Described expansion set is to set nut with groove in half step expansion set structure, half step of the expansion set, i.e. band groove
The step of nut be stuck in half step of expansion set and be mounted in together on the external screw thread of taper gear hobbing heart axle, it is screwed in together
In taper gear hobbing heart axle, the inner cone of its expansion set is directly caused to be overlapped with the outer cone of taper gear hobbing heart axle；Nut with groove continues down
Twist, its step compresses expansion set, expansion set is produced an outside tension force, so as to realize the gapless positioning to product endoporus.
Described gland is provided with centralized positioning through hole, and the centralized positioning through hole of gland is sleeved on nut with groove,
The nut end face with groove is pressed on the end face of product, and small bead nut compresses gland by open washer.So as to realize pair
The clamping of product.Using double nuts structure, nut with groove is responsible for positioning the gapless of product endoporus, and small bead nut is born
Blame the compression to product end surface.
Technical essential of the present utility model is：The positioning and clamping of product are separated；First by nut with groove
End face compresses blind-mate of the interior you face realization to product endoporus of step expansion set.Then with small bead nut by opening
Mouth packing ring and gland realize the compression to the end face of product.Product endoporus is first realized into blind-mate with the tension force of expansion set,
To realize the precise positioning to product, product is clamped again after the completion of positioning.The existing two kinds of fixtures of this fixture synthesis
Advantage, both can using expansion set eliminate product endoporus gap, again can using end face compress by the way of to product realize reliably
Clamp.
In summary, the utility model is simple in construction, easy to manufacture, using the not same-action of double nut, is adaptable to interior
The larger product of hole tolerance, is particularly suitable for the gear hobbing process of the product with internal spline.The product of processing can reach GB/T-10095
The requirement of 6 ~ 7 class precisions.The fixture of this structure, it may also be used for gear shaping, shaving, roll flute etc..
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
In figure：The small bead nuts of 1-, 2- open washers, 3- nuts with groove, 4- glands, the step expansion sets of 5- half, 6- is fixed
Position disk, 7- soket head cap screws, 8- taper gear hobbing heart axles.
Embodiment
Refering to accompanying drawing, a kind of positioning, which clamps separated expansion sleeve type gear-hobbing clamp, includes small bead nut 1, open washer 2, band
Nut 3, gland 4, expansion set 5, positioning disk 6, soket head cap screw 7 and the taper gear hobbing heart axle 8 of groove, it is characterised in that described determines
Position disk 6 is provided with center positioning hole, and the positioning disk 6 is arranged on taper gear hobbing heart axle 8 by soket head cap screw 7,
Described expansion set 5 is to set nut 3 with groove in half step expansion set structure, half step of the expansion set 5, i.e., with recessed
The step of the nut 3 of groove is stuck in half step of expansion set 5 and is mounted in together on the external screw thread of taper gear hobbing heart axle 8, by it together
Screw in taper gear hobbing heart axle 8, directly cause the inner cone of its expansion set 5 to be overlapped with the outer cone of taper gear hobbing heart axle 8；Nut 3 with groove
Continuation is down twisted, and its step compresses expansion set 5, expansion set 5 is produced an outside tension force, so as to realize the nothing to product endoporus
Gap is positioned.
Described gland 4 is provided with centralized positioning through hole, and the centralized positioning through hole of gland 4 is sleeved on nut 3 with groove
On, the end face of nut 3 with groove is pressed on the end face of product, and small bead nut 1 compresses gland 4 by open washer 2.So as to
Realize the clamping to product.Using double nuts structure, nut 3 with groove is responsible for positioning the gapless of product endoporus, small prominent
Edge nut 1 is responsible for the compression to product end surface.
This positioning clamps the separated expansion sleeve type gear-hobbing clamp course of work, first installs positioning disk 6 using soket head cap screw 7
It is enclosed within the interior step of half step expansion set 5, screws in together on taper gear hobbing heart axle 8, then by the outer step of nut 3 with groove
The screw thread position of taper gear hobbing heart axle 8, treats that the inner cone of half step expansion set 5 is overlapped with the outer cone of taper gear hobbing heart axle 8；
Then the endoporus of the product that will be processed load half step expansion set 5 it is cylindrical on, treat the end face and positioning disk of product
After end face is reliably contacted and had good positioning, nut 3 with groove is backed out, is allowed to compress the interior you face of half step expansion set 5, is allowed to
An outside tension force is produced, so as to realize blind-mate of the expansion set to product endoporus.
After having good positioning, gland 4 is placed on the end face of product, the inner hole sleeve of gland 4 is in the cylindrical of nut 3 with groove
On；Open washer 2 is loaded onto on gland 4, small bead nut 1 is then backed out；Realized by open washer 2 and gland 4 to product
The reliable compression of end face.
Treat after the completion of Product processing, its action is opposite with above-mentioned action.First unscrew small bead nut 1, take down open washer 2
With gland 4.Unscrew nut 3 with groove again, make its step drive the interior step of half step expansion set 5 to move upwardly together, so that
The inner cone of half step expansion set 5 is set to depart from the outer cone of taper gear hobbing heart axle 8, expansion set recovers, and tension force disappears, now can be light
Take out product.
Technical essential of the present utility model is：The positioning and clamping of product are separated；First by nut with groove
End face compresses blind-mate of the interior you face realization to product endoporus of step expansion set.Then with small bead nut by opening
Mouth packing ring and gland realize the compression to the end face of product.Product endoporus is first served as a contrast into existing blind-mate with the tension force of expansion set,
To realize the precise positioning to product, product is clamped again after the completion of positioning.The utility model is simple in construction, manufacture is held
Easily, using the not same-action of double nut, the larger product of bearing tolerances is adaptable to, is particularly suitable for the rolling of the product with internal spline
Tooth is processed.The product of processing can reach the requirement of the class precisions of GB/T-10095 6 ~ 7.The fixture of this structure, it may also be used for gear shaping, is shaved
Tooth, roll flute etc..
Claims (1)
1. a kind of position clamps separated expansion sleeve type gear-hobbing clamp, including small bead nut（1）, open washer（2）, it is with groove
Nut（3）, gland（4）, expansion set（5）, positioning disk（6）, soket head cap screw（7）With taper gear hobbing heart axle（8）, it is characterised in that：
Described positioning disk（6）It is provided with center positioning hole, the positioning disk（6）Pass through soket head cap screw（7）Installed in taper rolling
Tooth heart axle（8）On,
Described expansion set（5）For half step expansion set structure, the expansion set（5）Half step in nut with groove is set（3）, i.e. band
The nut of groove（3）Step be stuck in expansion set（5）Half step in and together mounted in taper gear hobbing heart axle（8）External screw thread on,
It is screwed in taper gear hobbing heart axle together（8）In, directly cause its expansion set（5）Inner cone and taper gear hobbing heart axle（8）Outer cone overlap；
Described gland（4）It is provided with centralized positioning through hole, gland（4）Centralized positioning through hole be sleeved on nut with groove
（3）On, the nut with groove（3）End face is pressed on the end face of product, small bead nut（1）Pass through open washer（2）Compress
Gland（4）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621440548.9U CN206326216U (en) | 2016-12-27 | 2016-12-27 | A kind of position clamps separated expansion sleeve type gear-hobbing clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621440548.9U CN206326216U (en) | 2016-12-27 | 2016-12-27 | A kind of position clamps separated expansion sleeve type gear-hobbing clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206326216U true CN206326216U (en) | 2017-07-14 |
Family
ID=59292695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621440548.9U Active CN206326216U (en) | 2016-12-27 | 2016-12-27 | A kind of position clamps separated expansion sleeve type gear-hobbing clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206326216U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108067692A (en) * | 2017-12-18 | 2018-05-25 | 中国航发贵州黎阳航空动力有限公司 | A kind of involute inner spline centering tensioning clamper |
| CN109551063A (en) * | 2018-12-27 | 2019-04-02 | 南京二机齿轮机床有限公司 | A kind of high tolerance gear ring gear-hobbing clamp |
| CN109682522A (en) * | 2019-01-22 | 2019-04-26 | 昆山市烽禾升精密机械有限公司 | Zero clearance non-resistance clamps rotating mechanism |
-
2016
- 2016-12-27 CN CN201621440548.9U patent/CN206326216U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108067692A (en) * | 2017-12-18 | 2018-05-25 | 中国航发贵州黎阳航空动力有限公司 | A kind of involute inner spline centering tensioning clamper |
| CN109551063A (en) * | 2018-12-27 | 2019-04-02 | 南京二机齿轮机床有限公司 | A kind of high tolerance gear ring gear-hobbing clamp |
| CN109682522A (en) * | 2019-01-22 | 2019-04-26 | 昆山市烽禾升精密机械有限公司 | Zero clearance non-resistance clamps rotating mechanism |
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