CN202239983U - Knife edge type hobbing tool - Google Patents
Knife edge type hobbing tool Download PDFInfo
- Publication number
- CN202239983U CN202239983U CN2011203972115U CN201120397211U CN202239983U CN 202239983 U CN202239983 U CN 202239983U CN 2011203972115 U CN2011203972115 U CN 2011203972115U CN 201120397211 U CN201120397211 U CN 201120397211U CN 202239983 U CN202239983 U CN 202239983U
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- China
- Prior art keywords
- base
- positioning sleeve
- centre bore
- spring
- knife edge
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- Expired - Lifetime
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Abstract
The utility model discloses a knife edge type hobbing tool, which comprises a positioning sleeve and a base, wherein the positioning sleeve is sleeved on the base, the positioning sleeve and the base are fixedly connected, and radial teeth are distributed along the circumferential direction of an upper end surface of the positioning sleeve; the base is provided with a central hole, the central line of the central hole is superposed with the central line of an inner hole of the positioning sleeve, and the central hole is a step hole with a small top and a large bottom; a tip and a return spring are arranged in the central hole of the base, wherein the tip is positioned at the small-aperture end of the central hole, the upper end of the tip extends to an upper orifice of the inner hole of the positioning sleeve after penetrating through an upper orifice of the central hole, and the outer circular surface of the lower end part of the tip is provided with an axial limit boss; and the return spring is positioned at the large-aperture end of the central hole, and the return spring is clamped between a spring support plate and the tip. The hobbing tool facilitates workpiece assembly and disassembly, is easy and convenient to operate, saves labor, effectively reduces the labor intensity of workers, has higher positioning precision, and is suitable for large-scale popularization and application.
Description
Technical field
The utility model relates to gear hobbing processing tool field, specifically, relates in particular to a kind of knife edge type gear hobbing frock.
Background technology
When adopting the gear-hobbing machine Machining of Gear in the past, generally on the work top of gear-hobbing machine on the gear-hobbing machine top place set firmly installation sleeve, be equipped with lock-screw on the sidewall of this installation sleeve.During clamping workpiece, earlier the shaft part with the bottom of workpiece inserts in the installation sleeve, and the axle journal of workpiece bottom shaft part locked by lock-screw, and then holds out against with top last center hole with workpiece on the gear-hobbing machine; After machining workpiece is unloaded, its operating procedure and clamping workpiece are opposite, and charge and discharge operations is complicated, and need loosen, tighten lock-screw repeatedly, and labor strength is big, inefficiency.
In addition; Because the positioning reference of workpiece mainly is upper and lower center hole, and clamping, the locating surface of workpiece bottom were the periphery of shaft part in the past, had error man-hour owing to this periphery adds again; Will directly influence the positioning accuracy of workpiece like this, be badly in need of solving the problems of the technologies described above for this reason.
The utility model content
The utility model technical problem to be solved is to provide a kind of knife edge type gear hobbing frock of being convenient to workpiece loading and unloading.
The technical scheme of the utility model is following: a kind of knife edge type gear hobbing frock; Its key is: comprise positioning sleeve (1) and base (2); Wherein positioning sleeve (1) is sleeved on the base (2), and both fixed connections, circumferentially is distributed with radial teeth (3) on the edge, upper surface of positioning sleeve (1); On said base (2), have centre bore (2a), endoporus (1a) center line of the center line of this centre bore and said positioning sleeve (1) coincides, and centre bore (2a) is up-small and down-big shoulder hole;
Top (4) and back-moving spring (5) are housed in the centre bore (2a) of said base (2); Wherein top (4) are positioned at the miner diameter end of centre bore (2a); After the last aperture of centre bore (2a) is passed in this top upper end; The endoporus (1a) that reaches said positioning sleeve (1) is gone up the place, aperture, and the periphery of top (4) bottom is provided with axial limiting boss (4a);
Said back-moving spring (5) is positioned at the bigger diameter end of centre bore (2a), and back-moving spring (5) is sandwiched between spring-support plate (6) and said top (4), and the centre bore (2a) that this spring-support plate (6) is installed in said base (2) is the place, aperture down.
Adopt before the above-mentioned gear hobbing frock clamping workpiece, this frock is installed on the work top of gear-hobbing machine, and frock is proofreaied and correct.During clamping workpiece,, again the bottom of workpiece is inserted in the last aperture of endoporus of positioning sleeve earlier with top coming loose on the gear-hobbing machine; And the axle journal of workpiece bottom shaft part is contacted with the radial teeth of positioning sleeve upper surface, and the following center hole of the top top tight workpiece of frock, at last with top closing on the gear-hobbing machine; Workpiece loading and unloading is simple, convenient, need not as in the past, loosen, tighten lock-screw repeatedly, rapid operation again; Effectively reduce working strength of workers, and significantly improved operating efficiency.In addition, the workpiece location was had the high advantage of positioning accuracy with respect to former periphery locate mode, be suitable for the large-scale promotion utilization because the employing of this frock is top.
As optimization; The bottom of said positioning sleeve (1) periphery is up-small and down-big taper seat; And the bottom of positioning sleeve (1) periphery is provided with the installation base (1b) of annular; Fitting with the end face of the corresponding annular boss in said base (2) bottom (2b) in the bottom surface of this installation base, and is fixedly connected through screw (7).
Edge, upper surface at said positioning sleeve (1) circumferentially is evenly distributed with 6 radial teeth (3); The number of this radial teeth (3) is moderate; Can guarantee to stir reliably workpiece; Can reduce the processing number of radial teeth again, but the concrete number of radial teeth is not limited to present embodiment, we can adjust accordingly according to actual needs.
As optimization, be provided with the heavy stand (1c) of back taper in the bottom surface of said base (2), the centre bore (2a) of this heavy stand (1c) and base (2) is orifice down, and said spring-support plate (6) is contained in this heavy stand (1c).
Said spring-support plate (6) is a circular slab; Be provided with columniform convexity (6a) in the center of this spring-support plate upper face; This convexity (6a) is inserted the bottom of said back-moving spring (5) endoporus; So just can position back-moving spring effectively, avoid back-moving spring on spring-support plate, to rock.
As optimization, back-moving spring (5) is the rectangle spring.
Beneficial effect: this gear hobbing frock is convenient to workpiece loading and unloading, and is simple, convenient, laborsaving, effectively reduces working strength of workers, and positioning accuracy is high, is suitable for the large-scale promotion utilization.
Description of drawings
Fig. 1 is the assembling sketch map of the utility model;
Fig. 2 is the vertical view of positioning sleeve among Fig. 1;
Fig. 3 be Fig. 2 A-A to the turnover cutaway view;
Fig. 4 is the vertical view of base among Fig. 1;
Fig. 5 be Fig. 4 B-B to the turnover cutaway view.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further:
Shown in Fig. 1～3, the utility model mainly by positioning sleeve 1, base 2, radial teeth 3, top 4 and back-moving spring 5 spring-support plates 6 etc. constitute, wherein the upper surface of positioning sleeve 1 is along circumferential distribution radial teeth 3, this radial teeth 3 be shaped as edge of a knife shape.In the present embodiment, the number of said radial teeth 3 is 6, and this radial teeth 3 is along the upper surface that circumferentially is evenly distributed on positioning sleeve 1.During clamping workpiece, above-mentioned radial teeth 3 contacts with the axle journal of workpiece C bottom shaft part, follows this frock and rotates together thereby drive workpiece C effectively, reliably.
The endoporus 1a of said positioning sleeve 1 is up-small and down-big hole, and wherein the inner surface of endoporus 1a upper and lower is the face of cylinder, and these two faces of cylinder are through the taper seat transition at endoporus 1a middle part.The bottom of said positioning sleeve 1 periphery is up-small and down-big taper seat, and the bottom of positioning sleeve 1 periphery is provided with the installation base 1b of annular, circumferentially is evenly equipped with 4 vertical screw mounting holes 8 that are provided with in this installation base 1b upper edge.Simultaneously, on said installation base 1b, go back along circumferentially being evenly equipped with 4 vertical through holes 9 that are provided with.
Can find out also that like Fig. 1,3,4 said base 2 is a cylindrical structural, the top of these base 2 peripheries is up-small and down-big taper seat, and the middle and lower part of base 2 peripheries is the face of cylinder, and the bottom of base 2 peripheries is integrally formed with the annular boss 2b of annular.On above-mentioned annular boss 2b, be evenly equipped with 4 screws via hole 10 is installed, the position of this screw installation via hole 10 is corresponding one by one with screw mounting hole 8 positions on the said positioning sleeve installation base 1b.And; On said annular boss 2b, also be evenly equipped with 4 counter sinks 11; The position of this counter sink 11 is corresponding one by one with through hole 9 positions on the said positioning sleeve installation base 1b, and this frock can be fixed on the work top of gear-hobbing machine through the mounting screw (not drawing among the figure) that is located in through hole 9 and the counter sink 11.
Also can further find out like Fig. 1,3,4, have centre bore 2a in the center of above-mentioned base 2, the endoporus 1a center line of the center line of this centre bore 2a and said positioning sleeve 1 coincides, and centre bore 2a is up-small and down-big shoulder hole.Be provided with the heavy stand 1c of back taper in the bottom surface of base 2, the following orifice of this heavy stand 1c and said centre bore 2a.
In the centre bore 2a of said base 2, be equipped with top 4 with back-moving spring 5, wherein top 4 are positioned at the miner diameter end of centre bore 2a, this upper end of top 4 is positioned at above the last aperture of centre bore 2a.The periphery of said top 4 bottoms is integrally formed with axial limiting boss 4a, and this axial limiting boss 4a is by the step surface axial limiting of centre bore 2a bigger diameter end and miner diameter end junction.
Said back-moving spring 5 is the rectangle spring, and this back-moving spring 5 is positioned at the bigger diameter end of centre bore 2a, and back-moving spring 5 is sandwiched between spring-support plate 6 and said top 4.Said spring-support plate 6 is a circular slab, and this spring-support plate 6 is positioned at the heavy stand 1c of base 2 bottom surfaces, and is installed in place, aperture under the centre bore 2a of said base 2 through 3 mounting screws 12.As optimization, be provided with columniform protruding 6a in the center of above-mentioned spring-support plate 6 upper faces, this convexity 6a inserts the bottom of said back-moving spring 5 endoporus.
Also can find out like Fig. 1～5; Said positioning sleeve 1 is sleeved on the base 2; Both are fixedly connected; Corresponding annular boss 2b end face fits on the installation base 1b bottom surface that is specially positioning sleeve 1 and the base 2, and both are fixedly connected through the screws 7 that are located in screw mounting hole 8 and screw and install in the via hole 10.Said top 4 upper end reaches the place, last aperture of positioning sleeve 1 endoporus 1a, so that the following center hole of top tight workpiece.
The above is merely the preferred embodiment of the utility model; It is not restriction with the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection domain of the utility model.
Claims (6)
1. knife edge type gear hobbing frock, it is characterized in that: comprise positioning sleeve (1) and base (2), wherein positioning sleeve (1) is sleeved on the base (2), and both are fixedly connected, in the upper surface of positioning sleeve (1) along circumferentially being distributed with radial teeth (3); On said base (2), have centre bore (2a), endoporus (1a) center line of the center line of this centre bore and said positioning sleeve (1) coincides, and centre bore (2a) is up-small and down-big shoulder hole;
Top (4) and back-moving spring (5) are housed in the centre bore (2a) of said base (2); Wherein top (4) are positioned at the miner diameter end of centre bore (2a); After the last aperture of centre bore (2a) is passed in this top upper end; The endoporus (1a) that reaches said positioning sleeve (1) is gone up the place, aperture, and the periphery of top (4) bottom is provided with axial limiting boss (4a);
Said back-moving spring (5) is positioned at the bigger diameter end of centre bore (2a), and back-moving spring (5) is sandwiched between spring-support plate (6) and said top (4), and the centre bore (2a) that this spring-support plate (6) is installed in said base (2) is the place, aperture down.
2. knife edge type gear hobbing frock according to claim 1; It is characterized in that: the bottom of said positioning sleeve (1) periphery is up-small and down-big taper seat; And the bottom of positioning sleeve (1) periphery is provided with the installation base (1b) of annular; Fitting with the end face of the corresponding annular boss in said base (2) bottom (2b) in the bottom surface of this installation base, and is fixedly connected through screw (7).
3. knife edge type gear hobbing frock according to claim 1 is characterized in that: in the upper surface of said positioning sleeve (1) along circumferentially being evenly distributed with 6 radial teeth (3), this radial teeth (3) be shaped as edge of a knife shape.
4. knife edge type gear hobbing frock according to claim 1; It is characterized in that: the heavy stand (1c) that is provided with back taper in the bottom surface of said base (2); The centre bore (2a) of this heavy stand (1c) and base (2) is orifice down, and said spring-support plate (6) is contained in this heavy stand (1c).
5. according to claim 1 or 4 described knife edge type gear hobbing frocks; It is characterized in that: said spring-support plate (6) is a circular slab; Be provided with columniform convexity (6a) in the center of this spring-support plate upper face, this convexity (6a) is inserted the bottom of said back-moving spring (5) endoporus.
6. knife edge type gear hobbing frock according to claim 5 is characterized in that: back-moving spring (5) is the rectangle spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203972115U CN202239983U (en) | 2011-10-18 | 2011-10-18 | Knife edge type hobbing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203972115U CN202239983U (en) | 2011-10-18 | 2011-10-18 | Knife edge type hobbing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202239983U true CN202239983U (en) | 2012-05-30 |
Family
ID=46101284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203972115U Expired - Lifetime CN202239983U (en) | 2011-10-18 | 2011-10-18 | Knife edge type hobbing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202239983U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672287A (en) * | 2012-06-06 | 2012-09-19 | 无锡新宏泰电器科技股份有限公司 | Quickly-clamping fixture for hobbing gears |
| CN104842270A (en) * | 2015-04-28 | 2015-08-19 | 中国人民解放军第五七二一工厂 | Hydraulic valve plunger abrasive machining positioning fixture |
| CN105798681A (en) * | 2016-05-26 | 2016-07-27 | 广西玉柴博耐特电器有限公司 | Fixture for performing excircle finish turning on starter armature |
| CN106670590A (en) * | 2015-11-06 | 2017-05-17 | 重庆赛之源齿轮制造有限公司 | Combined type long-axis spline milling jig |
| CN107538089A (en) * | 2017-08-28 | 2018-01-05 | 华星传动科技无锡有限公司 | Axle tooth processing self-locking clamp |
| CN107824907A (en) * | 2017-12-13 | 2018-03-23 | 重庆工具厂有限责任公司 | It is dry to cut hobboing cutter opening gear grinding tooling |
| CN107855546A (en) * | 2017-12-21 | 2018-03-30 | 江苏新银叶传动机电有限公司 | Can passing power Finial device |
| CN110170709A (en) * | 2019-06-26 | 2019-08-27 | 张素英 | A kind of processing unit (plant) of gear outer ring |
| CN113210754A (en) * | 2021-06-15 | 2021-08-06 | 株洲齿轮有限责任公司 | Clamping and positioning method for sun wheel |
| CN114054857A (en) * | 2020-07-30 | 2022-02-18 | 湖南飞阳齿轮制造有限责任公司 | Gear hobbing machine for machining bevel gear and machining method thereof |
-
2011
- 2011-10-18 CN CN2011203972115U patent/CN202239983U/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672287A (en) * | 2012-06-06 | 2012-09-19 | 无锡新宏泰电器科技股份有限公司 | Quickly-clamping fixture for hobbing gears |
| CN104842270A (en) * | 2015-04-28 | 2015-08-19 | 中国人民解放军第五七二一工厂 | Hydraulic valve plunger abrasive machining positioning fixture |
| CN104842270B (en) * | 2015-04-28 | 2017-03-08 | 中国人民解放军第五七二一工厂 | A kind of hydraulic pressure valve plunger grinding positioning fixture |
| CN106670590A (en) * | 2015-11-06 | 2017-05-17 | 重庆赛之源齿轮制造有限公司 | Combined type long-axis spline milling jig |
| CN105798681B (en) * | 2016-05-26 | 2018-02-16 | 广西玉柴博耐特电器有限公司 | A kind of fixture for starter armature outer circle finish turning |
| CN105798681A (en) * | 2016-05-26 | 2016-07-27 | 广西玉柴博耐特电器有限公司 | Fixture for performing excircle finish turning on starter armature |
| CN107538089A (en) * | 2017-08-28 | 2018-01-05 | 华星传动科技无锡有限公司 | Axle tooth processing self-locking clamp |
| CN107824907A (en) * | 2017-12-13 | 2018-03-23 | 重庆工具厂有限责任公司 | It is dry to cut hobboing cutter opening gear grinding tooling |
| CN107855546A (en) * | 2017-12-21 | 2018-03-30 | 江苏新银叶传动机电有限公司 | Can passing power Finial device |
| CN110170709A (en) * | 2019-06-26 | 2019-08-27 | 张素英 | A kind of processing unit (plant) of gear outer ring |
| CN110170709B (en) * | 2019-06-26 | 2020-07-24 | 台州富特传动机械有限公司 | Machining device for outer ring of gear |
| CN114054857A (en) * | 2020-07-30 | 2022-02-18 | 湖南飞阳齿轮制造有限责任公司 | Gear hobbing machine for machining bevel gear and machining method thereof |
| CN113210754A (en) * | 2021-06-15 | 2021-08-06 | 株洲齿轮有限责任公司 | Clamping and positioning method for sun wheel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |