CN201752797U - Driving spiral bevel clamping tooling - Google Patents
Driving spiral bevel clamping tooling Download PDFInfo
- Publication number
- CN201752797U CN201752797U CN2010202781417U CN201020278141U CN201752797U CN 201752797 U CN201752797 U CN 201752797U CN 2010202781417 U CN2010202781417 U CN 2010202781417U CN 201020278141 U CN201020278141 U CN 201020278141U CN 201752797 U CN201752797 U CN 201752797U
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- China
- Prior art keywords
- conical surface
- spiral bevel
- collet
- spring chuck
- bevel gear
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Abstract
The utility model relates to a driving spiral bevel clamping tooling, which comprises a tooling body, a spring chuck and a front cover, wherein the spring chuck is sleeved in the tooling body, the spring chuck further comprises a first conical surface, a second conical surface and an arc-shaped surface, the first conical surface contacts with the tooling body and is arranged at the top of the spring chuck, the second conical surface is arranged at the tail of the spring chuck, the first and the second conical surfaces are connected by the arc-shaped surface, the front cover is used for positioning workpieces, and the front cover is arranged at the top end of the spring chuck. The spring chuck of the driving spiral bevel clamping tooling in an embodiment of the utility model comprises two conical surface clamping parts and arc-shaped parts, wherein the arc-shaped parts are connected the two conical surfaces, so that the front portions and the rear portions of the workpieces can be clamped by the two conical surface clamping parts respectively. The conical surface clamping parts of the spring chuck apply gradually changing force to the workpieces. Therefore, the radial jump errors of the workpieces can be reduced, and the clamping precision and accuracy are increased, thereby increasing the quality of workpiece products.
Description
Technical field
The utility model relates to mechanic's installing and takes into account manufacturing technology field, particularly a kind of active spiral bevel gear clamping tooling.
Background technology
In the prior art, the run-out error that the flank of tooth was installed the diameter of axle to gear during initiatively spiral bevel gear was processed is mainly determined by the size of machine tool error, cutter error, tool locating error.Single awl clamping tooling is adopted in the processing of the present domestic active spiral bevel gear flank of tooth.Both front end is by the locating hole location than the big 0.010-0.015mm of the diameter of axle, and the rear end is clamped by the collet location with 1: 4 male cone (strobilus masculinus), as shown in Figure 1, is active spiral bevel gear list awl clamping tooling in the prior art.The shortcoming that above-mentioned processing method exists is: 1) because gear diameter of axle work in-process exists mismachining tolerance and measure error, increased the tool locating precision to the radially influence of runout error; 2) front end locating hole fixed size is constant, when causing the gear location diameter of axle near maximum limit of size, inconvenience is installed, and during near the minimum limit of size, influences precision.
The utility model content
The utility model is intended to solve at least one of technical problem that exists in the prior art.For this reason, a purpose of the present utility model is to propose a kind ofly have that workpiece is easy for installation, positioning accuracy is high, the active spiral bevel gear clamping tooling that product quality is high.
Active spiral bevel gear clamping tooling according to the utility model embodiment comprises: the frock body; Be socketed in the intrinsic collet of described frock, described collet further comprises with contacted first conical surface that is positioned at described collet top of described frock body, is positioned at second conical surface and the arcwall face that is connected described first conical surface and second conical surface of its afterbody; Be used for protecgulum that workpiece is positioned, described protecgulum is positioned at described collet top.
The collet of the active spiral bevel gear clamping tooling of the utility model embodiment comprises two conical surface clamping parts, and the arc part that connects two conical surfaces, can the front and rear of workpiece be clamped respectively.The conical surface clamping part of collet so, can reduce the run-out error of workpiece to the active force of workpiece enforcement gradual change, improves the precision and the accuracy of clamping, thereby improves the quality of workpiece product.
In addition, the active spiral bevel gear clamping tooling according to the utility model the foregoing description can also have following additional technical characterictic:
The conical surface inclination angle of described first conical surface is 1: 2; The conical surface inclination angle of described second conical surface is 1: 4.
The inclination angle of first conical surface is greater than the inclination angle of second conical surface, can so that collet in work respectively the front and rear to workpiece clamp, thereby the radial error of having avoided clamping work pieces simultaneously to bring.
The rigidity at described collet first conical surface position is less than the rigidity at second conical surface position.
Described protecgulum end face and described frock body rear end offer the gas hole that runs through.This gas hole is in order to check initiatively whether spiral bevel gear axial location end face contacts well with frock axial location end face.
Active spiral bevel gear clamping tooling according to the utility model embodiment has one of following advantage at least: can reduce the run-out error of workpiece, improve the precision and the accuracy of clamping, thereby improve the quality of workpiece product.
Additional aspect of the present utility model and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Description of drawings
Above-mentioned and/or additional aspect of the present utility model and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is that initiatively the spiral bevel gear list is bored the clamping tooling schematic diagram; And
Fig. 2 is the active spiral bevel gear clamping tooling schematic diagram according to the utility model embodiment; And
Fig. 3 is the cross-sectional schematic according to the collet of the active spiral bevel gear clamping tooling of the utility model embodiment.
The specific embodiment
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Below by the embodiment that is described with reference to the drawings is exemplary, only is used to explain the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, term " vertically ", " laterally ", " on ", close the orientation of indications such as D score, " preceding ", " back ", " left side ", " right side ", " vertically ", " level ", " top ", " end " or position is based on orientation shown in the drawings or position relation, it only is the utility model rather than require the utility model therefore can not be interpreted as for convenience of description with specific orientation structure and operation to restriction of the present utility model.
With reference to Fig. 2 and Fig. 3, the active spiral bevel gear clamping tooling of the utility model embodiment comprises: frock body 2; Be socketed in the collet 1 in the frock body 2, collet 1 further comprises with contacted first conical surface (not shown) that is positioned at collet 1 top of frock body 2, is positioned at second conical surface (not shown) and the arcwall face (not shown) that is connected first conical surface and second conical surface of its afterbody; Be used for protecgulum 3 that workpiece is positioned, protecgulum 3 is positioned at collet 1 top.The conical surface inclination angle of first conical surface is 1: 2; The conical surface inclination angle of second conical surface is 1: 4.The rigidity at first conical surface position of collet 1 is less than the rigidity at second conical surface position.Protecgulum end face and frock body 2 rear ends offer the gas hole (not shown) that runs through, and give and carry compressed air in the machine tool chief axis hole, can check initiatively whether spiral bevel gear axial location end face contacts well with frock axial location end face.
The collet 1 of the active spiral bevel gear clamping tooling of the utility model embodiment comprises two conical surface clamping parts, and the arc part that connects two conical surfaces, can the front and rear of workpiece be clamped respectively.The conical surface clamping part of collet 1 so, can reduce the run-out error of workpiece to the active force of workpiece enforcement gradual change, improves the precision and the accuracy of clamping, thereby improves the quality of workpiece product.
When workpiece is carried out clamping, at first initiatively spiral bevel gear is put into frock, the spiral bevel gear end face contacts with protecgulum 3 end faces, the machine tool hydraulic oil cylinder is with collet 1 past post-tensioning, because first conical surface of collet 1 is 1: 2 male cone (strobilus masculinus), second conical surface is 1: 4 male cone (strobilus masculinus), at collet 1 during toward post-tensioning, collet 1 front end deflection is greater than the rear end, make the conical surface elder generation clamping work pieces of winning, the front end of collet 1 is not moving backward, and collet 1 continues to move under the oil cylinder effect backward, it is first years old, arcwall face generation strain between second conical surface (becoming straight) clamps workpiece until second conical surface place.When unclamping workpiece, the machine tool hydraulic oil cylinder promotes collet 1 and moves forward, because the rigidity at second conical surface place of collet 1 is better than the rigidity of first conical surface, so second conical surface of collet 1 is thrown off prior to first conical surface and body 2, second conical surface place loosens workpiece, because first conical surface is not thrown off with body 2, at this moment arcwall face generation strain (buckling), under the effect of elastic force, promote first conical surface and body 2 disengagements, so far loosen workpiece fully.
In the description of this specification, concrete feature, structure, material or characteristics that the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example description are contained at least one embodiment of the present utility model or the example.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete feature, structure, material or the characteristics of description can be with the suitable manner combination in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: can carry out multiple variation, modification, replacement and modification to these embodiment under the situation that does not break away from principle of the present utility model and aim, scope of the present utility model is limited by claim and equivalent thereof.
Claims (5)
1. an active spiral bevel gear clamping tooling is characterized in that, comprising:
The frock body;
Be socketed in the intrinsic collet of described frock, described collet further comprises with contacted first conical surface that is positioned at described collet top of described frock body, is positioned at second conical surface and the arcwall face that is connected described first conical surface and second conical surface of its afterbody; And
Be used for protecgulum that workpiece is positioned, described protecgulum is positioned at described collet top.
2. active spiral bevel gear clamping tooling according to claim 1 is characterized in that the conical surface inclination angle of described first conical surface is 1: 2.
3. active spiral bevel gear clamping tooling according to claim 1 is characterized in that the conical surface inclination angle of described second conical surface is 1: 4.
4. according to any described active spiral bevel gear clamping tooling of claim 1 to 3, it is characterized in that the rigidity at described collet first conical surface position is less than the rigidity at second conical surface position.
5. according to any described active spiral bevel gear clamping tooling of claim 1 to 3, it is characterized in that described protecgulum end face and described frock body rear end offer the gas hole that runs through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202781417U CN201752797U (en) | 2010-07-29 | 2010-07-29 | Driving spiral bevel clamping tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202781417U CN201752797U (en) | 2010-07-29 | 2010-07-29 | Driving spiral bevel clamping tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201752797U true CN201752797U (en) | 2011-03-02 |
Family
ID=43620530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202781417U Expired - Fee Related CN201752797U (en) | 2010-07-29 | 2010-07-29 | Driving spiral bevel clamping tooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201752797U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106825788A (en) * | 2017-04-07 | 2017-06-13 | 桂林福达齿轮有限公司 | A kind of driving wheel spring chuck of gear lapping |
-
2010
- 2010-07-29 CN CN2010202781417U patent/CN201752797U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106825788A (en) * | 2017-04-07 | 2017-06-13 | 桂林福达齿轮有限公司 | A kind of driving wheel spring chuck of gear lapping |
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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: 20110302 Termination date: 20140729 |
|
| EXPY | Termination of patent right or utility model |