CN203887337U - Quick change positioning structure special for grinding teeth of gears - Google Patents
Quick change positioning structure special for grinding teeth of gears Download PDFInfo
- Publication number
- CN203887337U CN203887337U CN201320655218.1U CN201320655218U CN203887337U CN 203887337 U CN203887337 U CN 203887337U CN 201320655218 U CN201320655218 U CN 201320655218U CN 203887337 U CN203887337 U CN 203887337U
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- China
- Prior art keywords
- gear
- processed
- positioning sleeve
- positioning
- roll flute
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- Expired - Fee Related
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- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
Abstract
The utility model discloses a quick change positioning structure special for grinding teeth of gears. The quick change positioning structure comprises a tooth grinding positioning mandrel, a pressing plate and a positioning nut, wherein the tooth grinding positioning mandrel is provided with a large-diameter gear assembly section used for sleeving a gear to be processed; the front end of the gear assembly section is provided with a small-diameter thread section; the positioning nut is in screw connection on the thread section through threads, and the pressing plate is pressed to the end face of the gear to be processed. The quick change positioning structure is characterized by also comprising a positioning sleeve and a tightening nut, wherein the positioning sleeve sleeves a part between the gear assembly section of the tooth grinding positioning mandrel and the gear to be processed; the tightening nut sleeves the thread section in a screw connection way and is used for pressing and fixing the positioning sleeve.
Description
Technical field
The utility model relates to a kind of Gear Processing auxiliary mould, and especially a kind of gear grinding is processed special-purpose quick change location structure.
Background technology
The tooth processing mode processed of gear has a variety of, and gear hobbing, gear shaping, shaving, gear honing and roll flute all belong to tooth processing processed, certainly also have much other tooth processing modes processed.Every kind of tooth processing processed all needs to be suitable for the location processing tool of self.Roll flute is the most important link of high class gear fine finishining, wherein reasonable, the efficient design of gear grinding clamp location structure is one of important content, and the product quality that the design of gear grinding clamp location structure goes out production efficiency, processing cost, grinding has direct impact.When can meeting roll flute clamping, precision of grinding teeth requirement, gear grinding clamp location structure can be easy to operate, changes while producing and carry out quick change, enhances productivity.
Generally at present, the gear grinding clamp of RZ150 gear grinding machines is to adopt swollen courage formula import formula clamp structure and two kinds of modes of the fixed gear grinding clamp location structure of non-swollen courage, and the gear grinding clamp of other roll flute equipment is all the fixed gear grinding clamp location structure of non-swollen courage adopting.Wherein the fixed gear grinding clamp of non-swollen courage comprises roll flute positioning core axle, pressing plate and nut, during grinding worm, be by clamping workpiece to mandrel, put pressing plate, tightening nuts, then starts roll flute equipment and carries out grinding.The shortcoming of these two kinds of its existence of fixture is that swollen courage formula positioning fixture price is high, order time is long, cost is high.Non-swollen courage formula fixture changes and produces slow, mandrel location wearing and tearing is that a whole set of fixture is useless, and quick abrasion, service life are short.
CN 202291694U once disclosed a kind of gear grinding clamp, comprising: mandrel, positioning sleeve and locking nut, and positioning sleeve is arranged on the lower end of mandrel, on described mandrel, and is provided with screw thread above the installation position of described positioning sleeve; On described screw thread, be connected with locking nut.But still exist structure comparatively complicated, complex operation step, and then it is slower to cause changing product clamping, the defect that production efficiency is lower.
Utility model content
For above-mentioned the deficiencies in the prior art, technical problem to be solved in the utility model is, how to provide a kind of simple in structure, with low cost, changes that to produce clamping quick, and the gear grinding that production efficiency is high is processed special-purpose quick change location structure.
In order to solve the problems of the technologies described above, in the utility model, adopted following technical scheme:
A kind of gear grinding is processed special-purpose quick change location structure, comprise roll flute positioning core axle, pressing plate and setscrew nut, on described roll flute positioning core axle, there is a large diameter gear load segment for sheathed assembling gear to be processed, gear load segment front end has the thread segment of a minor diameter, and described setscrew nut screw thread is screwed on thread segment and by pressing plate and is pressed on gear face to be processed; It is characterized in that, also comprise positioning sleeve and fastening nut, described positioning sleeve is sheathed between the gear load segment and gear to be processed of described roll flute positioning core axle, and described fastening nut spins and is set on thread segment and for described positioning sleeve is fixed.
Further, inside, described pressing plate one end adjacent with gear to be processed has cavity and described fastening nut is comprised in the inner.The assembling of so conveniently stepping down.
As optimization, positioning sleeve and roll flute mandrel adopt interference fits.Convenient for assembly like this and dismounting.
The utility model has only been set up positioning sleeve and fastening nut on original location structure basis, simple in structure, easy to implement.During use, positioning sleeve is set on the gear load segment of roll flute positioning core axle, then the fastening nut cover that spins is set on thread segment and by positioning sleeve and is fixed; Now again geared sleeve to be processed is set to positioning sleeve outer surface, and then on thread segment, installs pressing plate and setscrew nut, after dependence setscrew nut screws, pressing plate is pressed to gear face to be processed, realize the location of gear to be processed.Like this, only need to change the positioning sleeve of various outer diameter size, both can realize the Gear Processing of different size, when different size Gear Processing, change while producing and only need change positioning sleeve and fastening nut, jig main body roll flute mandrel need not change, and has greatly saved and has changed the product time, improved production efficiency, the simultaneously practicable single-piece work of this clamp structure also practicable many can work.Regularly the degree of wear of spot check positioning sleeve location external diameter, only changes positioning sleeve after wearing and tearing, need not whole pair scrap gear grinding clamp, greatly cost-saving.
In sum, the utlity model has simple in structurely, with low cost, change that to produce clamping quick, the advantage that production efficiency is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model specific embodiment one.
Fig. 2 is the structural representation of a kind of equivalent variations mode of the specific embodiment one.
Fig. 3 is the structural representation of the another kind of equivalent variations mode of the specific embodiment one.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
In this specific embodiment, as shown in Figure 1, a kind of gear grinding is processed special-purpose quick change location structure, comprise roll flute positioning core axle 1, pressing plate 6 and setscrew nut 3, on described roll flute positioning core axle 1, have a large diameter gear load segment 7 for sheathed assembling gear 2 to be processed, gear load segment 7 front ends have the thread segment 8 of a minor diameter, and described setscrew nut 3 screw threads are screwed on thread segment 8 and by pressing plate 6 and are pressed on gear face to be processed; Wherein, also comprise positioning sleeve 4 and fastening nut 5, described positioning sleeve 4 is sheathed between the gear load segment 7 and gear to be processed 2 of described roll flute positioning core axle 1, and described fastening nut 5 spins and is set on thread segment 8 and for described positioning sleeve 4 is fixed.During concrete enforcement, described pressing plate 6 and inside, the adjacent one end of gear 2 to be processed have cavity and described fastening nut 5 are comprised in the inner to facilitate the assembling of stepping down, and positioning sleeve and roll flute mandrel employing interference fits, facilitate installing/dismounting simultaneously.
Wherein, by be applicable to the positioning sleeve of other workpiece locating hole in the place design of roll flute mandrel position location, this positioning sleeve and roll flute mandrel employing interference fits, on positioning sleeve to after on roll flute mandrel, end face is tightened with fastening nut, (while specifically implementing, fastening nut both ends of the surface need polish smooth, and fastening nut is tightened the location dimension of rear reprocessing positioning sleeve, location while guaranteeing grinding worm workpiece is reliable) load onto workpiece, load onto pressing plate, tighten setscrew nut, realize roll flute processing.Change while producing and change positioning sleeve and fastening nut, jig main body roll flute mandrel need not change, and saving is changed the product time greatly, the practicable single-piece work of this clamp structure of while also practicable many can work.Regularly the degree of wear of spot check positioning sleeve location external diameter, only changes positioning sleeve after wearing and tearing, need not whole pair scrap gear grinding clamp, greatly cost-saving.
In addition; the above-mentioned specific embodiment; should be considered as preferred exemplary of the present utility model; during concrete enforcement, be not limited in this; can also be as shown in Figure 2 or Figure 3; can change the setting that coordinates fragment position between positioning sleeve and gear to be processed, but as long as positioning sleeve is to have a part being sheathed between gear load segment and gear to be processed, just should be considered as falling into the utility model protection domain.
Another positioning sleeve clamp structure mode of the present utility model also extends on other tooth positioning clamp for machining processed, as the gear-hobbing clamp of gear hobbing processing use, gear-shaping clamp that Gear Shaping is used, shave gear honing processing use shave gear honing fixture etc. all can, reach to change to produce and only change positioning sleeve after fast, wearing and tearing and realize and fall the object that cost is raised the efficiency.
Claims (2)
1. a gear grinding is processed special-purpose quick change location structure, comprise roll flute positioning core axle, pressing plate and setscrew nut, have a large diameter gear load segment for sheathed assembling gear to be processed on described roll flute positioning core axle, gear load segment front end has the thread segment of a minor diameter; Also comprise positioning sleeve and fastening nut, described positioning sleeve is sheathed between the gear load segment and gear to be processed of described roll flute positioning core axle, described fastening nut spins and is set on thread segment and for described positioning sleeve is fixed, it is characterized in that, described setscrew nut screw thread is screwed on thread segment and by pressing plate and is pressed on gear face to be processed, described positioning sleeve axial length is consistent with gear axial length to be processed, and inside, described pressing plate one end adjacent with gear to be processed has cavity and described fastening nut is comprised in the inner.
2. gear grinding as claimed in claim 1 is processed special-purpose quick change location structure, it is characterized in that, positioning sleeve and roll flute mandrel adopt interference fits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320655218.1U CN203887337U (en) | 2013-10-23 | 2013-10-23 | Quick change positioning structure special for grinding teeth of gears |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320655218.1U CN203887337U (en) | 2013-10-23 | 2013-10-23 | Quick change positioning structure special for grinding teeth of gears |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203887337U true CN203887337U (en) | 2014-10-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320655218.1U Expired - Fee Related CN203887337U (en) | 2013-10-23 | 2013-10-23 | Quick change positioning structure special for grinding teeth of gears |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203887337U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107322104A (en) * | 2017-09-05 | 2017-11-07 | 苏州顺革智能科技有限公司 | A kind of driven type gear fixture |
-
2013
- 2013-10-23 CN CN201320655218.1U patent/CN203887337U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107322104A (en) * | 2017-09-05 | 2017-11-07 | 苏州顺革智能科技有限公司 | A kind of driven type gear fixture |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20161023 |