CN108115220A - A kind of rough turn sector processing method - Google Patents
A kind of rough turn sector processing method Download PDFInfo
- Publication number
- CN108115220A CN108115220A CN201711225124.XA CN201711225124A CN108115220A CN 108115220 A CN108115220 A CN 108115220A CN 201711225124 A CN201711225124 A CN 201711225124A CN 108115220 A CN108115220 A CN 108115220A
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- CN
- China
- Prior art keywords
- hobcutter
- blank
- tooth
- rough turn
- curved
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- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F5/00—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made
- B23F5/20—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made by milling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F5/00—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made
- B23F5/02—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made by grinding
Abstract
It is disclosed by the invention to belong to rough turn sector processing technique field, it is specially a kind of rough turn sector processing method, the specific procedure of processing of the rough turn sector processing method is as follows：S1：Adjust rotating speed：Blank to be processed is clamped on the turntable of gear hobbing lathe, longitudinally adjust slide unit is mounted on the pedestal of gear hobbing lathe, the left end of longitudinally adjust slide unit connects hobcutter by hydraulic regulating device with rotating mechanism, the hand of spiral of the curved tooth that the outer wall spiral edge of a knife of hobcutter and blank needs are cut on the contrary, and the opposite blank of hobcutter velocity of rotation it is very fast；S2：Set machine parameter；S3：Substep gear hobbing；S4：Surface treatment；S5：Further grinding, the rough turn sector processing method prepare for the step of finishing, ensure machining accuracy during rough machined, are provided conveniently for the locating and machining in later stage, are processed by substep, reduce the damage of parts, and can keep processing progress.
Description
Technical field
The present invention relates to rough turn sector processing technique fields, are specially a kind of rough turn sector processing method.
Background technology
Sector is the radially outer semicircle arcuation rack structure of the flank of tooth, and along the processing of same axis, there are two radially at both ends
Hole is mainly used in servo-control system, controls the direction of motion of object, makes to be controlled object always to just another object,
For the afterbody of multi-stage speed-reducing, there is axially and radially two completely self-contained degree of freedom, to reach two movement between not mutually
Interfere (component motion zero), then need to ensure that two radial holes and sector are axially vertical and two radial holes are coaxial, axial bore and outside
The outer circle of circle concentricity, the female coaxial at both ends and both ends is coaxial, and rough turn sector will ensure the processing precision to blank, make
Obtaining subsequently finishing can accurately carry out, and original processing technology is not fine enough in rough turn step, so as to influence following process
The quality of operation convenience and product, for this purpose, we have proposed a kind of rough turn sector processing methods.
The content of the invention
It is an object of the invention to provide a kind of rough turn sector processing method, to solve original mentioned above in the background art
Some processing technologys are not fine enough in rough turn step, so as to influence asking for the quality of the operation convenience of following process and product
Topic.
To achieve the above object, the present invention provides following technical solution：A kind of rough turn sector processing method, the rough turn sector
The specific procedure of processing of processing method is as follows：
S1：Adjust rotating speed：Blank to be processed is clamped on the turntable of gear hobbing lathe, the installation of longitudinally adjust slide unit
On the pedestal of gear hobbing lathe, the left end of longitudinally adjust slide unit connects hobcutter by hydraulic regulating device with rotating mechanism, rolling
The hand of spiral of the curved tooth that the outer wall spiral edge of a knife of serrated knife and blank needs are cut on the contrary, and the opposite blank of hobcutter turn
Dynamic speed so that the curved tooth radian after blank cutting is smaller, is determined according to the curved tooth radian of required finished product
Hobcutter is with respect to the relative rotation speed of blank；
S2：Set machine parameter：The rotating speed of hobcutter and blank in step S1 determines that value carries out parameter setting,
The depth value of hobcutter processing is determined according to the tooth depth of the curved tooth of finished product, by the longitudinal position for adjusting longitudinally adjust slide unit
It puts, the longitudinally adjust of longitudinally adjust slide unit coordinates the horizontal output mobile position of hydraulic regulating device to determine the processing of hobcutter
Depth；
S3：Substep gear hobbing：Gear hobbing cutting is divided into three steps to carry out：The first step carries out exocuticle removal, hydraulic regulating device
Laterally to the left hobcutter is promoted to cut blank, the path increment of the first step is the 50% of the tooth depth of curved tooth, by turning
Dynamic platform drives more than the circle of blank two, carries out in next step；Second step, hydraulic regulating device laterally further promote hobcutter to the left
Blank is cut, the path increment of second step is the 35% of the tooth depth of curved tooth, by turntable blank two is driven to enclose
More than, it carries out in next step；3rd step, hydraulic regulating device laterally promote hobcutter to cut blank to the left again, the
The path increment of one step is the 10% of the tooth depth of curved tooth, is driven more than the circle of blank two, is left more than 5% processing by turntable
Amount；
S4：Surface treatment：Carburizing, quenching and annealing are carried out to the thick molding gear with curved teeth after processing, are heat-treated it
The transmission gear with curved teeth size that can be heated changes afterwards, and the gear with curved teeth after heat treatment is cooled to room temperature；
S5：Further grinding：Thick molding gear with curved teeth carries out grinding processing after step S4 is heat-treated, and keeps hydraulic pressure tune
The position of regulating device is constant, and hobcutter is changed to frosted idler wheel, and frosted idler wheel is identical with the size of hobcutter, hydraulic regulation dress
Put by tooth depth from frosted idler wheel to left translation curved tooth 5%, thick molding gear with curved teeth is subjected to last grinding process, polishing
Afterwards, hydraulic regulating device moves to right frosted idler wheel, the gear with curved teeth after processing is removed, rough turn tooth step can be completed.
Preferably, the hobcutter in the step S1 is respectively less than 50r/min with blank rotating speed.
Preferably, carry out cooling treatment in the step S3 while gear hobbing process, cooling treatment using water-cooling pattern into
Row cooling.
Preferably, air-cooled cooling treatment is used in the step S5 in grinding process.
Preferably, grinding processing is divided into corase grinding and cuts and fine ginding in the step S5, and the corase grinding cuts the mill with fine ginding
The surface roughness of sand idler wheel is respectively Ra800 μm and Ra300 μm.
Compared with prior art, the beneficial effects of the invention are as follows：The rough turn sector processing method is done for the step of finishing
Prepare, ensure machining accuracy during rough machined, provided conveniently for the locating and machining in later stage, processed, subtracted by substep
The damage of few parts, and processing progress can be kept.
Description of the drawings
Fig. 1 is present invention process flow chart；
Fig. 2 is the process equipment simplification figure that the present invention uses.
In figure：1 turntable, 2 blanks, 3 longitudinally adjust slide units, 4 hydraulic regulating devices, 5 hobcutters.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
- 2 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of rough turn sector processing method, the rough turn sector add
The specific procedure of processing of work method is as follows：
S1：Adjust rotating speed：Blank 2 to be processed is clamped on the turntable 1 of gear hobbing lathe, longitudinally adjust slide unit 3
On the pedestal of gear hobbing lathe, the left end of longitudinally adjust slide unit 3 connects gear hobbing by hydraulic regulating device 4 with rotating mechanism
Knife 5, the outer wall spiral edge of a knife of hobcutter 5 and blank 2 need the hand of spiral of the curved tooth cut on the contrary, and hobcutter 5 it is opposite
The velocity of rotation of blank 2 is very fast so that the curved tooth radian after blank 2 is cut is smaller, according to the curved tooth of required finished product
Radian is determined relative rotation speed of the hobcutter 5 with respect to blank 2；
S2：Set machine parameter：The rotating speed of hobcutter 5 and blank 2 in step S1 determines that value carries out parameter and sets
It is fixed, the depth value of the processing of hobcutter 5 is determined according to the tooth depth of the curved tooth of finished product, by adjusting longitudinally adjust slide unit 3
Lengthwise position, the longitudinally adjust of longitudinally adjust slide unit 3 coordinate the horizontal output mobile position of hydraulic regulating device 4 to determine gear hobbing
The working depth of knife 5；
S3：Substep gear hobbing：Gear hobbing cutting is divided into three steps to carry out：The first step carries out exocuticle removal, hydraulic regulating device
4 promote hobcutter 5 to cut blank 2 laterally to the left, and the path increment of the first step is the 50% of the tooth depth of curved tooth, is passed through
Turntable 1 drives more than 2 liang of circles of blank, carries out in next step；Second step, hydraulic regulating device 4 laterally further promote to the left
Hobcutter 5 cuts blank 2, and the path increment of second step is the 35% of the tooth depth of curved tooth, and hair is driven by turntable 1
It more than 2 liang of circles of blank, carries out in next step；3rd step, hydraulic regulating device 4 laterally promote hobcutter 5 to blank 2 to the left again
It is cut, the path increment of the first step is the 10% of the tooth depth of curved tooth, is driven more than 2 liang of circles of blank, stayed by turntable 1
There is 5% allowance；
S4：Surface treatment：Carburizing, quenching and annealing are carried out to the thick molding gear with curved teeth after processing, are heat-treated it
The transmission gear with curved teeth size that can be heated changes afterwards, and the gear with curved teeth after heat treatment is cooled to room temperature；
S5：Further grinding：Thick molding gear with curved teeth carries out grinding processing after step S4 is heat-treated, and keeps hydraulic pressure tune
The position of regulating device 4 is constant, hobcutter 5 is changed to frosted idler wheel, frosted idler wheel is identical with the size of hobcutter 5, hydraulic pressure tune
Regulating device 4 by tooth depth from frosted idler wheel to left translation curved tooth 5%, thick molding gear with curved teeth is subjected to last grinding process,
After polishing, hydraulic regulating device 4 moves to right frosted idler wheel, the gear with curved teeth after processing is removed, rough turn tooth step can be completed.
Wherein, the hobcutter 5 in the step S1 and 2 rotating speed of blank are respectively less than 50r/min, gear hobbing in the step S3
Cooling treatment is carried out while process, cooling treatment is cooled down using water-cooling pattern, is adopted in the step S5 in grinding process
With air-cooled cooling treatment, in the step S5 grinding processing be divided into that corase grinding is cut and fine ginding, the corase grinding cut the mill with fine ginding
The surface roughness of sand idler wheel is respectively Ra800 μm and Ra300 μm.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of rough turn sector processing method, it is characterised in that：The specific procedure of processing of the rough turn sector processing method is as follows：
S1：Adjust rotating speed：Blank (2) to be processed is clamped on the turntable (1) of gear hobbing lathe, longitudinally adjust slide unit
(3) on the pedestal of gear hobbing lathe, the left end of longitudinally adjust slide unit (3) passes through hydraulic regulating device (4) and rotating mechanism
Connect hobcutter (5), the hand of spiral of the curved tooth that the outer wall spiral edge of a knife of hobcutter (5) is cut with blank (2) needs on the contrary,
And hobcutter (5) is very fast with respect to the velocity of rotation of blank (2) so that the curved tooth radian after blank (2) cutting is smaller, according to
The curved tooth radian of required finished product is determined relative rotation speed of the hobcutter (5) with respect to blank (2)；
S2：Set machine parameter：The rotating speed of hobcutter (5) and blank (2) in step S1 determines that value carries out parameter and sets
It is fixed, the depth value of hobcutter (5) processing is determined according to the tooth depth of the curved tooth of finished product, by adjusting longitudinally adjust slide unit
(3) lengthwise position, the horizontal output mobile position of the longitudinally adjust cooperation hydraulic regulating device (4) of longitudinally adjust slide unit (3)
To determine the working depth of hobcutter (5)；
S3：Substep gear hobbing：Gear hobbing cutting is divided into three steps to carry out：The first step carries out exocuticle removal, hydraulic regulating device (4)
Laterally to the left hobcutter (5) is promoted to cut blank (2), the path increment of the first step is the 50% of the tooth depth of curved tooth,
It is driven more than the circle of blank (2) two, is carried out in next step by turntable (1)；Second step, hydraulic regulating device (4) is laterally into one
Step promotes hobcutter (5) to cut blank (2) to the left, and the path increment of second step is the 35% of the tooth depth of curved tooth, is led to
It crosses turntable (1) to drive more than the circle of blank (2) two, carry out in next step；3rd step, hydraulic regulating device (4) laterally again to
Left promotion hobcutter (5) cuts blank (2), and the path increment of the first step is the 10% of the tooth depth of curved tooth, by turning
Dynamic platform (1) drives more than the circle of blank (2) two, leaves 5% allowance；
S4：Surface treatment：Carburizing, quenching and annealing are carried out to the thick molding gear with curved teeth after processing, passed after heat treatment
The dynamic gear with curved teeth size that can be heated changes, and the gear with curved teeth after heat treatment is cooled to room temperature；
S5：Further grinding：Thick molding gear with curved teeth carries out grinding processing after step S4 is heat-treated, and hydraulic regulation is kept to fill
It is constant to put the position of (4), hobcutter (5) is changed to frosted idler wheel, frosted idler wheel is identical with the size of hobcutter (5), hydraulic pressure
Regulating device (4) by tooth depth from frosted idler wheel to left translation curved tooth 5%, thick molding gear with curved teeth is subjected to last burnishing part
Reason, after polishing, hydraulic regulating device (4) moves to right frosted idler wheel, the gear with curved teeth after processing is removed, rough turn tooth step can be completed
Suddenly.
2. a kind of rough turn sector processing method according to claim 1, it is characterised in that：Hobcutter in the step S1
(5) it is respectively less than 50r/min with blank (2) rotating speed.
3. a kind of rough turn sector processing method according to claim 1, it is characterised in that：Gear hobbing process in the step S3
While carry out cooling treatment, cooling treatment is cooled down using water-cooling pattern.
4. a kind of rough turn sector processing method according to claim 1, it is characterised in that：Grinding process in the step S5
It is middle to use air-cooled cooling treatment.
5. a kind of rough turn sector processing method according to claim 1, it is characterised in that：Grinding is handled in the step S5
Be divided into corase grinding to cut and fine ginding, the corase grinding cut with the surface roughness of the frosted idler wheel of fine ginding be respectively Ra800 μm and
Ra300μm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711225124.XA CN108115220B (en) | 2017-11-29 | 2017-11-29 | A kind of rough turn sector processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711225124.XA CN108115220B (en) | 2017-11-29 | 2017-11-29 | A kind of rough turn sector processing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108115220A true CN108115220A (en) | 2018-06-05 |
| CN108115220B CN108115220B (en) | 2019-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711225124.XA Expired - Fee Related CN108115220B (en) | 2017-11-29 | 2017-11-29 | A kind of rough turn sector processing method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109465499A (en) * | 2018-12-18 | 2019-03-15 | 浙江振兴阿祥集团有限公司 | A kind of processing method that chain digital control gear hobbing machine hobbing is compound |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5876159A (en) * | 1997-04-23 | 1999-03-02 | Industrial Technology Research Institute | Sprocket trimming method for the multi-stage sprocket assembly |
| DE20215942U1 (en) * | 2002-10-16 | 2002-12-19 | Yilmaz Ugur | Hobbing / gear grinding machine with counterholder without backrest |
| CN102211234A (en) * | 2011-06-03 | 2011-10-12 | 南京航空航天大学 | Method for hobbing disc cylindrical gear type spiral involute gear |
| CN203371268U (en) * | 2013-05-31 | 2014-01-01 | 江阴市永兴机械制造有限公司 | Gear hobbing machine |
| CN103831598A (en) * | 2012-11-23 | 2014-06-04 | 大连名阳实业有限公司 | Method for machining inner hole of thin-wall external gear |
| CN104148744A (en) * | 2013-05-14 | 2014-11-19 | 利勃海尔-齿轮技术有限责任公司 | Method for tooth-machining workpieces |
-
2017
- 2017-11-29 CN CN201711225124.XA patent/CN108115220B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5876159A (en) * | 1997-04-23 | 1999-03-02 | Industrial Technology Research Institute | Sprocket trimming method for the multi-stage sprocket assembly |
| DE20215942U1 (en) * | 2002-10-16 | 2002-12-19 | Yilmaz Ugur | Hobbing / gear grinding machine with counterholder without backrest |
| CN102211234A (en) * | 2011-06-03 | 2011-10-12 | 南京航空航天大学 | Method for hobbing disc cylindrical gear type spiral involute gear |
| CN103831598A (en) * | 2012-11-23 | 2014-06-04 | 大连名阳实业有限公司 | Method for machining inner hole of thin-wall external gear |
| CN104148744A (en) * | 2013-05-14 | 2014-11-19 | 利勃海尔-齿轮技术有限责任公司 | Method for tooth-machining workpieces |
| CN203371268U (en) * | 2013-05-31 | 2014-01-01 | 江阴市永兴机械制造有限公司 | Gear hobbing machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109465499A (en) * | 2018-12-18 | 2019-03-15 | 浙江振兴阿祥集团有限公司 | A kind of processing method that chain digital control gear hobbing machine hobbing is compound |
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| CN108115220B (en) | 2019-10-15 |
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Granted publication date: 20191015 Termination date: 20211129 |