CN106514162A - Five-equal-dividing large gear machining process - Google Patents

Five-equal-dividing large gear machining process Download PDF

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Publication number
CN106514162A
CN106514162A CN201611036549.1A CN201611036549A CN106514162A CN 106514162 A CN106514162 A CN 106514162A CN 201611036549 A CN201611036549 A CN 201611036549A CN 106514162 A CN106514162 A CN 106514162A
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CN
China
Prior art keywords
gear
datum
hobbing
deciles
processing technique
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.)
Pending
Application number
CN201611036549.1A
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Chinese (zh)
Inventor
陈琦
徐东东
何娟娟
郭继平
樊玉林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CSSC Nanjing Luzhou Machine Co Ltd
Original Assignee
CSSC Nanjing Luzhou Machine Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CSSC Nanjing Luzhou Machine Co Ltd filed Critical CSSC Nanjing Luzhou Machine Co Ltd
Priority to CN201611036549.1A priority Critical patent/CN106514162A/en
Publication of CN106514162A publication Critical patent/CN106514162A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/14Making specific metal objects by operations not covered by a single other subclass or a group in this subclass gear parts, e.g. gear wheels

Abstract

The invention relates to a five-equal-dividing large gear machining process. The five-equal-dividing large gear machining process comprises the steps that a blank is cast; a reference hole, a reference end face and a reference circle are turned; machine tool parameters are adjusted; the installing precision of the outer circle of a gear blank and the reference end face is corrected through a dial gage, and the reference end face and a clamp positioning face are attached tightly; an addendum circle and the reference end face are aligned; gear hob rough cutting is performed for the first time; gear hob rough cutting is performed for the second time; and gear hob precise cutting is performed. Clamping and machining of a five-equal-dividing large gear are achieved, before installing of the gear blank, burrs are pushed out through abrasive stone, the clamping deformation problem of the gear blank is prevented, and the outer circle of the gear blank and the reference end face are corrected through the dial gage so that the installing precision of the gear blank can be guaranteed.

Description

A kind of five decile gear wheel processing technique
Technical field
The present invention relates to a kind of processing technique, more particularly to a kind of five deciles gear wheel processing technique, belong to Gear Processing Technical field.
Background technology
According to the applicant understood, the T-slot on work on hand platform is six deciles.During processing gear, using the high ferros such as six Uniformly on the table, the groove of six deciles and is opened up on the web of gear wheel, and groove passes through bolt presses, to realize gear Clamping.However, the mode of six deciles processing cannot be applied to the gear wheel that web is five deciles, it is difficult to meet five decile gear wheels Clamping and processing request.
The content of the invention
The technical problem to be solved is the shortcoming for overcoming prior art, there is provided a kind of five deciles gear wheel adds Work technique, it is adaptable to the clamping of five decile gear wheels and processing, process is simple, ensure that the precision of gear.
In order to solve above technical problem, the present invention provides a kind of five deciles gear wheel processing technique, it is characterised in that bag Include following steps:
1)Foundry goods blank;
2)Car goes out datum hole, datum end face and basic circle;
3)Adjustment lathe parameter;
4)The cylindrical installation accuracy with datum end face of gear blank is corrected by dial gauge, datum end face is tightly pasted with fixture locating surface Close;
5)Centering outside circle and datum end face;
6)First time gear hobbing is slightly cut;
7)Second gear hobbing is slightly cut;
8)Gear hobbing fine cut.
The technical scheme that further limits of the present invention is:Static balance is adopted before gear hobbing fine cut, for avoiding welding balance weight Cause the deformation of teeth portion.
As a further improvement on the present invention, before datum end face is tightly fitted with fixture locating surface, the datum end face and Burr is released by oilstone on fixture locating surface, for placing gear blank clamping deformation
As a further improvement on the present invention, adjusting lathe parameter includes:
Hobboing cutter heart axle is cylindrical and end face run-out≤0.01mm;
Hobboing cutter main shaft axial float≤0.005mm;
Hobboing cutter corrects the radial beat eccentricity near-end≤0.01mm of boss, distal end≤0.012mm.
Basal plane bounce≤the 0.03mm of gear wheel, outside circle bounce≤0.03mm.
As a further improvement on the present invention, first time gear hobbing is slightly cut, speed of mainshaft 60r/min of gear-hobbing machine, axially enters Give amount 0.70mm/r.
As a further improvement on the present invention, second gear hobbing is slightly cut, speed of mainshaft 60r/min of gear-hobbing machine, axially enters Give amount 0.70mm/r.
As a further improvement on the present invention, gear hobbing fine cut, speed of mainshaft 90r/min of gear-hobbing machine, axial feeding 1mm/r。
As a further improvement on the present invention, centering outside circle and datum end face, datum end face bounce≤0.03mm, tooth top Circle bounce≤0.03mm.
The invention has the beneficial effects as follows:
By the adjustment to technique, clamping and the processing of five decile gear wheels is realized, hair is released by oilstone before the installation of gear blank Thorn, prevents gear blank clamping deformation, corrects gear blank by dial gauge cylindrical smart with the installation for ensureing gear blank with datum end face in installation Degree, centering tooth top garden and datum end face after gear blank installation are adopted according to gear parameter and are slightly cut twice and a fine cut;Whole technique Simple and convenient processing method it is quick, the frock for meeting five decile gear wheels is required, and can effectively reduce processing cost.
Description of the drawings
Fig. 1 is the five decile gear wheel processing process figures of the present invention.
Specific embodiment
Embodiment 1
The five decile gear wheel processing technique of one kind that the present embodiment is provided, as shown in figure 1, comprise the following steps:
1)Foundry goods blank;The present embodiment processing part gear wheel material be ZG35SiMnMo, quenching and tempering hardness HB200-230, mould Number 10, the number of teeth 102, tooth top garden diameter 1040mm, transverse tooth thickness 160mm.Slightly rolled using A level hobboing cutters on YA31125 type gear-hobbing machines, AA Level hobboing cutter essence rolling, the grade of tolerance will reach 7 class precisions of DIN3961 standards, and blank is foundry goods, after rough turn, to tooth top garden, Wheel hub both ends of the surface, five decile gusset parts carry out ultrasonic examination, it is qualified after carry out following process;
2)Folder right-hand member inner chamber, corrects outside circle, goes out outside circle, H7 datum holes, datum end face in C5225 Li Cheche;
3)Adjustment lathe parameter;Adjustment datum end face, each portion of car right-hand member is to size;
4)The cylindrical installation accuracy with datum end face of gear blank is corrected by dial gauge, datum end face is tightly pasted with fixture locating surface Close;
5)Centering outside circle and datum end face;
6)First time gear hobbing is slightly cut;
7)Second gear hobbing is slightly cut;
8)Gear hobbing fine cut.
Static balance is adopted before gear hobbing fine cut, for avoiding welding the deformation that balance weight causes teeth portion.
Before datum end face is tightly fitted with fixture locating surface, datum end face and adjustment lathe parameter include:
Hobboing cutter heart axle is cylindrical and end face run-out≤0.01mm;
Hobboing cutter main shaft axial float≤0.005mm;
Hobboing cutter corrects the radial beat eccentricity near-end≤0.01mm of boss, distal end≤0.012m;
Basal plane bounce≤the 0.03mm of gear wheel, outside circle bounce≤0.03mm.
First time gear hobbing is slightly cut, speed of mainshaft 60r/min of gear-hobbing machine, axial feeding 0.70mm/r.
Second gear hobbing is slightly cut, speed of mainshaft 60r/min of gear-hobbing machine, axial feeding 0.70mm/r.
Due to be processed gear wheel modulus be 10, profile of tooth highly be 2.25*10=22.5mm, a coarse cutter bed it is firm Property cannot meet, therefore in reality processing, operator need to select the mode repeatedly slightly cut according to module.
Gear hobbing fine cut, speed of mainshaft 90r/min of gear-hobbing machine, axial feeding 1mm/r.
When centering outside circle and datum end face, datum end face bounce≤0.03mm, outside circle bounce≤0.03mm.
Embodiment 2
The present embodiment provides a kind of five deciles gear wheel processing technique, including following technique:
1)Foundry goods blank;The present embodiment processing part gear wheel material be ZG35SiMnMo, quenching and tempering hardness HB200-230, mould Number 8, the number of teeth 133, tooth top garden diameter 108mm, transverse tooth thickness 160mm.Slightly rolled using A level hobboing cutters on YA31125 type gear-hobbing machines, AA levels Hobboing cutter essence rolling, the grade of tolerance will reach 7 class precisions of DIN3961 standards, and blank is foundry goods, after rough turn, to tooth top garden, wheel Hub both ends of the surface, five decile gusset parts carry out ultrasonic examination, it is qualified after carry out following process;
2)Folder right-hand member inner chamber, corrects outside circle, goes out outside circle, H7 datum holes, datum end face in C5225 Li Cheche;
3)Adjustment lathe parameter;Adjustment datum end face, each portion of car right-hand member is to size;
4)The cylindrical installation accuracy with datum end face of gear blank is corrected by dial gauge, datum end face is tightly pasted with fixture locating surface Close;
5)Centering outside circle and datum end face;
6)First time gear hobbing is slightly cut;
7)Second gear hobbing is slightly cut;
8)Gear hobbing fine cut.
Static balance is adopted before gear hobbing fine cut, for avoiding welding the deformation that balance weight causes teeth portion.
Before datum end face is tightly fitted with fixture locating surface, datum end face and adjustment lathe parameter include:
Hobboing cutter heart axle is cylindrical and end face run-out≤0.01mm;
Hobboing cutter main shaft axial float≤0.005mm;
Hobboing cutter corrects the radial beat eccentricity near-end≤0.01mm of boss, distal end≤0.012mm.
Basal plane bounce≤the 0.03mm of gear wheel, outside circle bounce≤0.03mm.
First time gear hobbing is slightly cut, speed of mainshaft 70r/min of gear-hobbing machine, depth 17mm, axial feeding 0.80mm/r.
Second gear hobbing fine cut, speed of mainshaft 90r/min of gear-hobbing machine, depth about 0.70mm, axial feeding 0.70mm/ r。
As the modulus for being processed gear wheel is 8, profile of tooth is highly 2.25*8=18mm, in reality processing, operator Need to select the parameter of gear hobbing according to module.
Gear hobbing fine cut, speed of mainshaft 90r/min of gear-hobbing machine, axial feeding 1mm/r.
When centering outside circle and datum end face, datum end face bounce≤0.03mm, outside circle bounce≤0.03mm.
In sum, the present embodiment realizes clamping and the processing of five decile gear wheels by the adjustment to technique, gear blank Burr is released by oilstone before installing, gear blank clamping deformation is prevented, gear blank is cylindrical and reference edge by dial gauge correction in installation To ensure the installation accuracy of gear blank, centering tooth top garden and datum end face after gear blank installation, according to gear parameter using thick twice in face Cut and a fine cut;The simple and convenient processing method of whole technique is quick, and the frock for meeting five decile gear wheels is required, and effectively can be subtracted Few processing cost.
In addition to the implementation, the present invention can also have other embodiment.All employing equivalents or equivalent transformation shape Into technical scheme, all fall within the protection domain of application claims.

Claims (8)

1. a kind of five deciles gear wheel processing technique, it is characterised in that comprise the following steps:
1)Foundry goods blank;
2)Car goes out datum hole, datum end face and basic circle;
3)Adjustment lathe parameter;
4)The cylindrical installation accuracy with datum end face of gear blank is corrected by dial gauge, datum end face is tightly pasted with fixture locating surface Close;
5)Centering outside circle and datum end face;
6)First time gear hobbing is slightly cut;
7)Second gear hobbing is slightly cut;
8)Gear hobbing fine cut.
2. a kind of five deciles gear wheel processing technique according to claim 1, it is characterised in that adopt before the gear hobbing fine cut With static balance, for avoiding welding the deformation that balance weight causes teeth portion.
3. a kind of five deciles gear wheel processing technique according to claim 1, it is characterised in that the datum end face and folder Before tool locating surface is tightly fitted, burr is released by oilstone on the datum end face and fixture locating surface, for placing gear blank dress Folder deformation.
4. a kind of five deciles gear wheel processing technique according to claim 1, it is characterised in that the adjustment lathe parameter Including:
Hobboing cutter heart axle is cylindrical and end face run-out≤0.01mm;
Hobboing cutter main shaft axial float≤0.005mm;
Hobboing cutter corrects the radial beat eccentricity near-end≤0.01mm of boss, distal end≤0.012mm;
Basal plane bounce≤the 0.03mm of gear wheel, outside circle bounce≤0.03mm.
5. a kind of five deciles gear wheel processing technique according to claim 1, it is characterised in that the first time gear hobbing is thick Cut, speed of mainshaft 60r/min of gear-hobbing machine, axial feeding 0.70mm/r.
6. a kind of five deciles gear wheel processing technique according to claim 1, it is characterised in that second gear hobbing is thick Cut, speed of mainshaft 60r/min of gear-hobbing machine, axial feeding 0.70mm/r.
7. a kind of five deciles gear wheel processing technique according to claim 1, it is characterised in that the gear hobbing fine cut, rolling Speed of mainshaft 90r/min of tooth machine, axial feeding 1mm/r.
8. a kind of five deciles gear wheel processing technique according to claim 1, it is characterised in that the centering outside circle and Datum end face, datum end face bounce≤0.03mm, outside circle bounce≤0.03mm.
CN201611036549.1A 2016-11-23 2016-11-23 Five-equal-dividing large gear machining process Pending CN106514162A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611036549.1A CN106514162A (en) 2016-11-23 2016-11-23 Five-equal-dividing large gear machining process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611036549.1A CN106514162A (en) 2016-11-23 2016-11-23 Five-equal-dividing large gear machining process

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108994552A (en) * 2017-06-07 2018-12-14 株式会社捷太格特 Gear working method and gear machining equipment
CN109262214A (en) * 2018-11-23 2019-01-25 云南腾达机械制造有限公司 A kind of quenching processing planetary gear technique

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6134786A (en) * 1999-01-29 2000-10-24 Amsted Industries Incorporated Method for improvement of involute and lead error in powder metal gears
CN102152087A (en) * 2011-01-30 2011-08-17 吴敬 Technique for processing 9,000-millimeter-diameter dissection gear of rotary kiln, and special hobbing machine
CN102357784A (en) * 2011-09-14 2012-02-22 中信重工机械股份有限公司 Manufacturing process for high-hardness large-diameter quarter combined big gear ring
CN104400365A (en) * 2014-10-25 2015-03-11 陕西天财工程造价咨询有限公司 Machining method of wind power generation yawing gear ring
CN104759859A (en) * 2015-03-19 2015-07-08 高灵军 Gear machining process

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6134786A (en) * 1999-01-29 2000-10-24 Amsted Industries Incorporated Method for improvement of involute and lead error in powder metal gears
CN102152087A (en) * 2011-01-30 2011-08-17 吴敬 Technique for processing 9,000-millimeter-diameter dissection gear of rotary kiln, and special hobbing machine
CN102357784A (en) * 2011-09-14 2012-02-22 中信重工机械股份有限公司 Manufacturing process for high-hardness large-diameter quarter combined big gear ring
CN104400365A (en) * 2014-10-25 2015-03-11 陕西天财工程造价咨询有限公司 Machining method of wind power generation yawing gear ring
CN104759859A (en) * 2015-03-19 2015-07-08 高灵军 Gear machining process

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108994552A (en) * 2017-06-07 2018-12-14 株式会社捷太格特 Gear working method and gear machining equipment
CN108994552B (en) * 2017-06-07 2021-10-22 株式会社捷太格特 Gear machining method and gear machining device
CN109262214A (en) * 2018-11-23 2019-01-25 云南腾达机械制造有限公司 A kind of quenching processing planetary gear technique
CN109262214B (en) * 2018-11-23 2020-10-02 云南腾达机械制造有限公司 Process for quenching planetary gear

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Application publication date: 20170322