CN206366786U - Interrupted end face annular knurl or hobbing device - Google Patents
Interrupted end face annular knurl or hobbing device Download PDFInfo
- Publication number
- CN206366786U CN206366786U CN201720026403.2U CN201720026403U CN206366786U CN 206366786 U CN206366786 U CN 206366786U CN 201720026403 U CN201720026403 U CN 201720026403U CN 206366786 U CN206366786 U CN 206366786U
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- CN
- China
- Prior art keywords
- cone pulley
- workpiece
- rolling
- face
- annular knurl
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
Interrupted end face annular knurl or hobbing device of the present utility model, rotated by workpiece around workpiece rotary shaft line and drive rolls cone pulley around own axes rotation, or roll the rolling rolling that cone pulley revolves round the sun and driven rolling cone pulley to realize workpiece end tooth around own axes rotation around workpiece rotary shaft line.The hobboing cutter radius of cone pulley is rolled by adjusting can realize the rolling of discontinuous end face on workpiece, can guarantee that hobboing cutter, with having rolled end face and end face to be rolled while effectively engaging, significantly reduces shock and vibration, is prevented effectively from the generation of random tooth at discontinuous surface.
Description
Technical field
The utility model is related to a kind of interrupted end face annular knurl or hobbing device.
Background technology
When traditional end face annular knurl or gear hobbing mode add discontinuous surface, due to there are shock and vibration, work is necessarily affected
The machining accuracy of part and the service life of cutting tool, and depart from end face interrupted period, roller and finished surface, cause rolling
Wheel and machined surface position out of control, the easy random tooth phenomenon of appearance.
Utility model content
The technical problems to be solved in the utility model is：In order to hold when overcoming annular knurl or gear hobbing to be processed on discontinuous end face
Easily there is the deficiency of random tooth, the utility model provides a kind of interrupted end face annular knurl or hobbing device.
The utility model solves the technical scheme that its technical problem used：A kind of interrupted end face annular knurl or gear hobbing dress
Put, including roll cone pulley, cone pulley axle and drive device, the cone pulley axle is located in rolling cone pulley center, and the rolling cone pulley
Rotated around the cone pulley axle.
The artifact-driven component that the drive device includes being used for driving workpiece to be processed to rotate around workpiece rotary shaft line with/
Or the cone pulley drive component for driving the rolling cone pulley to be revolved round the sun around workpiece to be processed around workpiece rotary shaft line, you can to pass through
Workpiece, which is rotated and driven around workpiece rotary shaft line, rolls cone pulley around own axes (i.e. the central axis of cone pulley axle) rotation, or rolls
Cone pulley, which is revolved round the sun and driven around workpiece rotary shaft line, rolls the rolling rolling that cone pulley realizes workpiece end tooth around own axes rotation.It is described
End slope of the cone pulley axle with respect to workpiece to be processed.
The rolling cone pulley surface is hobboing cutter, and the hobboing cutter has gear hobbing or annular knurl, during processing, roll cone pulley gear hobbing or
Annular knurl rolls to form double wedge in workpiece to be processed end face.
There is discontinuous slit, hobboing cutter radius R meets below equation on workpiece to be processed end face：
(b+4d)2/8h+h/2≤R≤(b+10d)2/ 8h+h/2,
Wherein, b：The groove width of discontinuous slit, h：The tooth depth of double wedge, d：The space width of double wedge.Hobboing cutter radius R is actually to be added
The gear hobbing of work workpiece end face or the external diameter of annular knurl, or hobboing cutter are located at the end place circle of the larger bottom surface side of rolling cone pulley
Radius.
In order to fix the rolling cone pulley, in addition to for the fixed knife bar and bearing for rolling cone pulley, the rolling cone pulley
It is fixedly connected by cone pulley axle with the knife bar, the bearing is set in outside cone pulley axle, rolls cone pulley and be connected with the rotation of cone pulley axle,
The axis of the knife bar is parallel with the rotation axis of the workpiece to be processed.
The bearing is needle roller thrust bearing.
In order to ensure that rolling process realizes pure rolling, the central axis of cone pulley axle and the rotation axis phase of workpiece to be processed
Hand over, and intersection point A is overlapped or substantially overlapped with the rolling circle center point B of workpiece to be processed end face.Because of alignment error, actual processing
Process A points can be located near B points.
The beneficial effects of the utility model are, interrupted end face annular knurl or hobbing device of the present utility model, by workpiece around
Workpiece rotary shaft line, which is rotated and driven, rolls cone pulley around own axes (i.e. the central axis of cone pulley axle) rotation, or rolling cone pulley around
Workpiece rotary shaft line, which is revolved round the sun and driven, rolls the rolling rolling that cone pulley realizes workpiece end tooth around own axes rotation.By adjusting rolling
The hobboing cutter radius of mantle wheel can realize the rolling of discontinuous end face on workpiece, can guarantee that hobboing cutter is with having rolled at discontinuous surface
The effectively engagement simultaneously of end face and end face to be rolled, significantly reduces shock and vibration, is prevented effectively from the generation of random tooth.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the Workpiece structure schematic diagram after interrupted end face annular knurl of the present utility model or hobbing device are rolled to workpiece.
Fig. 2 is the cross-sectional view of interrupted end face annular knurl of the present utility model or hobbing device optimum embodiment.
Fig. 3 is interrupted end face annular knurl of the present utility model or the structural representation of hobbing device optimum embodiment.
Fig. 4 is the partial cutaway schematic that interrupted end face annular knurl of the present utility model or hobbing device are engaged with workpiece.
Fig. 5 is the partial enlarged drawing at C in Fig. 4.
1 in figure, roll cone pulley, 11, hobboing cutter, 2, cone pulley axle, 21, central axis, 3, knife bar, 4, bearing, 5, workpiece, 51,
End face, 52, rotation axis, 53, double wedge, 54, discontinuous slit.
Embodiment
The utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram,
Only illustrate basic structure of the present utility model in a schematic way, therefore it only shows the composition relevant with the utility model.
As Figure 2-3, a kind of interrupted end face annular knurl or hobbing device, including roll cone pulley 1, cone pulley axle 2 and driving dress
Put, the cone pulley axle 2 is located in rolling cone pulley 1 center, and the rolling cone pulley 1 is rotated around the cone pulley axle 2.
The drive device includes being used to drive the artifact-driven group that workpiece to be processed 5 is rotated around the rotation axis 52 of workpiece 5
Part and/or the cone pulley drive component for driving the rolling cone pulley 1 to be revolved round the sun around workpiece to be processed 5 around the rotation axis 52 of workpiece 5,
Around the rotation axis 52 of workpiece 5 rolling cone pulley 1 can be rotated and driven around own axes (the i.e. center of cone pulley axle 2 by workpiece 5
Axis 21) rotation, or roll cone pulley 1 around the rotation axis 52 of workpiece 5 revolve round the sun and drive rolling cone pulley 1 around own axes rotation realization
The rolling rolling of the end tooth of workpiece 5.The cone pulley axle 2 is tilted with respect to the end face 51 of workpiece to be processed 5.
Rolling cone pulley 1 surface is hobboing cutter 11, and the hobboing cutter 11 has gear hobbing or annular knurl, during processing, rolls cone pulley 1
Gear hobbing or annular knurl form double wedge 53 in the rolling of the end face 51 of workpiece to be processed 5.
Also include being used for the fixed knife bar 3 and bearing 4 for rolling cone pulley 1, the rolling cone pulley 1 by cone pulley axle 2 with it is described
Knife bar 3 is fixedly connected, and the bearing 4 is set in outside cone pulley axle 2, is rolled cone pulley 1 and is connected with the rotation of cone pulley axle 2.The bearing 4 is
Needle roller thrust bearing.
In order to ensure that rolling process realizes pure rolling, the central axis 21 of cone pulley axle 2 and the rotation axis of workpiece to be processed 5
52 intersect, and intersection point A is overlapped or substantially overlapped with the rolling circle center point B of the end face 51 of workpiece to be processed 5.Because of alignment error,
Actual processing process A points can be located near B points.
As shown in Fig. 1, Fig. 4-5, there is discontinuous slit 54 on the end face 51 of workpiece to be processed 5, hobboing cutter radius R meets following public
Formula：
(b+4d)2/8h+h/2≤R≤(b+10d)2/ 8h+h/2,
Wherein, b：The groove width of discontinuous slit 54, h：The tooth depth of double wedge 53, d：The space width of double wedge 53.
H, d and b are, it is known that a：When the gear hobbing or annular knurl for rolling cone pulley 1 are engaged with the double wedge 53, the rolling corresponding to tooth depth h
The chord length of mantle wheel 1.For convenience of explanation, hobboing cutter section is illustrated using a circular gear with gear hobbing in Fig. 4-5.
In Fig. 4-5, overstriking right angled triangle meets Pythagorean theorem：
R2=(a/2)2+(R-h)2 ①
Being engaged all the time with workpiece 5 for satisfaction rolling discontinuous surface hobboing cutter 11 needs to meet：
A ＞ b
To ensure effectively engagement, when hobboing cutter 11 goes to 54 midpoint of discontinuous slit, 2 teeth are at least respectively engaged on both sides：
a≥b+4d ②
Total number of teeth in engagement is more, and pressure needed between hobboing cutter 11 and rolling end face 51 is bigger, is empirically for ensureing rolling pressure
Power is unlikely excessive, when hobboing cutter 11 goes to 54 midpoint of discontinuous slit, and 5 teeth are at most respectively engaged on both sides：
a≤b+10d ③
To sum up 1. 2. 3. formula, can obtain hobboing cutter radius R and meet below equation：
(b+4d)2/8h+h/2≤R≤(b+10d)2/8h+h/2。
Using it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, pass through above-mentioned description, related work people
Member can carry out various changes and amendments in the range of without departing from this utility model technological thought completely.This reality
The content on specification is not limited to new technical scope, it is necessary to its technology is determined according to right
Property scope.
Claims (5)
1. a kind of interrupted end face annular knurl or hobbing device, it is characterised in that：Including rolling cone pulley (1), cone pulley axle (2) and driving dress
Put, the cone pulley axle (2) is located in rolling cone pulley (1) center, and the rolling cone pulley (1) rotates around the cone pulley axle (2)；
The drive device includes being used to drive the artifact-driven that workpiece to be processed (5) is rotated around workpiece (5) rotation axis (52)
Component and/or the cone for driving the rolling cone pulley (1) to be revolved round the sun around workpiece to be processed (5) around workpiece (5) rotation axis (52)
Wheel drive component, the cone pulley axle (2) tilts with respect to the end face (51) of workpiece to be processed (5)；
Described rolling cone pulley (1) surface is hobboing cutter (11), and the hobboing cutter (11) has gear hobbing or annular knurl, during processing, rolls cone pulley
(1) gear hobbing or annular knurl forms double wedge (53) in workpiece to be processed (5) end face (51) rolling.
2. discontinuously end face annular knurl or hobbing device as claimed in claim 1, it is characterised in that：Workpiece to be processed (5) end face
(51) there is discontinuous slit (54), hobboing cutter radius R meets below equation on：
(b+4d)2/8h+h/2≤R≤(b+10d)2/ 8h+h/2,
Wherein, b：The groove width of discontinuous slit (54), h：The tooth depth of double wedge (53), d：The space width of double wedge (53).
3. discontinuously end face annular knurl or hobbing device as claimed in claim 1, it is characterised in that：Also include being used for fixed rolling cone
The knife bar (3) and bearing (4) of (1) are taken turns, the rolling cone pulley (1) is fixedly connected by cone pulley axle (2) with the knife bar (3), institute
State bearing (4) and be set in cone pulley axle (2) outside, roll cone pulley (1) and be connected with cone pulley axle (2) rotation.
4. discontinuously end face annular knurl or hobbing device as claimed in claim 3, it is characterised in that：The bearing (4) is rolled for thrust
Needle bearing.
5. discontinuously end face annular knurl or hobbing device as claimed in claim 1, it is characterised in that：The central axis of cone pulley axle (2)
(21) intersect with the rotation axis (52) of workpiece to be processed (5), and intersection point A and workpiece to be processed (5) end face (51) rolling are justified
All central point B are overlapped or substantially overlapped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720026403.2U CN206366786U (en) | 2017-01-10 | 2017-01-10 | Interrupted end face annular knurl or hobbing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720026403.2U CN206366786U (en) | 2017-01-10 | 2017-01-10 | Interrupted end face annular knurl or hobbing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206366786U true CN206366786U (en) | 2017-08-01 |
Family
ID=59390657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720026403.2U Withdrawn - After Issue CN206366786U (en) | 2017-01-10 | 2017-01-10 | Interrupted end face annular knurl or hobbing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206366786U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106514126A (en) * | 2017-01-10 | 2017-03-22 | 江苏南方轴承股份有限公司 | Discontinuous end face knurling or hobbing device |
| CN109514175A (en) * | 2019-01-05 | 2019-03-26 | 杨建成 | A kind of annular knurl cutter head mounting assembly and straight tube cutter, rotary cutter |
-
2017
- 2017-01-10 CN CN201720026403.2U patent/CN206366786U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106514126A (en) * | 2017-01-10 | 2017-03-22 | 江苏南方轴承股份有限公司 | Discontinuous end face knurling or hobbing device |
| CN109514175A (en) * | 2019-01-05 | 2019-03-26 | 杨建成 | A kind of annular knurl cutter head mounting assembly and straight tube cutter, rotary cutter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170801 Effective date of abandoning: 20180907 |
|
| AV01 | Patent right actively abandoned |