CN101154100A - Method for expanding work range of numerical control molded gear grinding machine - Google Patents
Method for expanding work range of numerical control molded gear grinding machine Download PDFInfo
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- CN101154100A CN101154100A CNA2006101526560A CN200610152656A CN101154100A CN 101154100 A CN101154100 A CN 101154100A CN A2006101526560 A CNA2006101526560 A CN A2006101526560A CN 200610152656 A CN200610152656 A CN 200610152656A CN 101154100 A CN101154100 A CN 101154100A
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Abstract
The invention relates to a method of expanding the process range of a numeric control form gear grinding machine and has the following specific technical processes: the gear data is input for machine tool to calculate and then the machine tool distributes the excess automatically; the width of the calculated and selected grinding wheel is input on the parameter data menu, and the gear common normal line is amplified to display the picture of the grinding wheel and the size of the common normal line is recorded; a menu for roughly amending grinding wheel is selected to amend the grinding wheel roughly; an aligning tool menu is selected to determine the specified position of X-axis and the rotary worktable makes the grinding wheel contacted with and confirm one tooth face of the gear; a double-face grinding is selected from the grinding menu, and the difference value between the common normal line and the actual one is measured after one tooth face is ground; the difference value is input in the setting of the processing menu and the other tooth face is ground; a machine tool detecting menu is selected and the common normal line is restored to the measuring accuracy of the actual value; in another technical process, when the grinding wheel is arranged, a washer is added at one face to grind one tooth face of the gear, and then the grinding wheel is arranged reversely to grind the other tooth face. Large module gear and gear shaft can be processed on small specification form gear grinding machine, which is energy-saving.
Description
Technical field:
The present invention relates to the gear machining technology field, especially a kind of method of expanding work range of numerical control molded gear grinding machine.
Background technology:
At present, along with numerous mechanized equipments develop to high reliability, high-wearing feature, lightweight, the components of machine such as gear that require to be applied in the machinery have high strength, high reliability, high precision.Therefore, roll flute method for processing after gear and various thermal treatments of application of gear shaft great majority and the surface treatment guarantees high strength, high reliability, high precision.Domestic many producers have introduced a large amount of external advanced numerical control formation teeth-grinding machines and have added work gear, though the range of gears that the numerical control formation teeth-grinding machine of different size is processed is not quite similar, but all there is the width that adds work gear maximum tooth groove grinding wheel width greater than the gear grinding machines maximum, and the phenomenon that can not process, these gears can only be processed on the lathe of bigger specification; And for modulus greater than 36 gear shaft, the 4M numerical control formation teeth-grinding machine of domestic maximum has also exceeded its manufacturing limit.
Summary of the invention:
In order to overcome the problem that existing numerical control formation teeth-grinding machine work is limited in scope, the method that the purpose of this invention is to provide a kind of expanding work range of numerical control molded gear grinding machine, make and on the molded gear grinding machine of small dimension, process large module gear, gear shaft, give full play to equipment processing ability, energy savings, laborsaving saving of work and time.
In order to realize the foregoing invention purpose, the present invention adopts following technical scheme:
The method of described expanding work range of numerical control molded gear grinding machine, its concrete technological process is:
1, normally imports the gear data, carry out surplus after the lathe computing voluntarily and distribute;
2, in the supplemental characteristic menu, input grinding wheel width, grinding wheel width select less than and near the thickness of the desired normal emery wheel of program, amplify gear common normal till showing the emery wheel figure, write down this common normal size value;
3, select slightly to repair the emery wheel menu, slightly repair emery wheel;
4, select the tool setting menu, determine the calibration position of X-axis after, rotary table makes emery wheel contact with gear one flank of tooth and confirms;
5, in the grinding menu, select double-side grinding, behind grinding one flank of tooth, measure common normal and actual difference; In processing being provided with of menu, import difference, carry out the grinding of another flank of tooth;
6, machine tool detecting menu is revised back the actual value measuring accuracy with common normal.
The method of described expanding work range of numerical control molded gear grinding machine, its concrete technological process is:
At one side shimming, emery wheel thickness and spacer thickness sum are greater than institute's roll flute groove breadth extreme when 1, emery wheel being installed; Normal input gear data are revised the emery wheel parameter, carry out surplus after the lathe computing voluntarily and distribute;
2, select slightly to repair the emery wheel menu, slightly repair emery wheel;
3, select double-side grinding in the grinding menu, grinding worm one flank of tooth detects adjustment to size; Then emery wheel is oppositely installed, simultaneously pad is added in another side, repair the sanding wheel again, another flank of tooth of grinding worm is to size again;
4, machine tool detecting menu detects.
Owing to adopt as above institute's technical scheme, the present invention has following good effect:
Adopt the method for this expanding work range of numerical control molded gear grinding machine, we respectively PG1200, the machine work of PG2800 formation teeth-grinding Yunnan Copper Industry Co. Φ 4.86 * 13.7m anode furnace modulus 40 table pinion wheel of quenching, the gear shaft of the Φ 6.858 * 47.2m of Wuhan Iron and Steel Company pellet sintering kiln modulus 40, precision reaches 4 grades.If do not adopt the method for this expanding work range of numerical control molded gear grinding machine, modulus just can't roll flute greater than 34 gear shaft, can only utilize the hobboing cutter essence to be rolled into, and the accuracy of gear is up to 7 grades, can't satisfy the design request for utilization.
Specific embodiment one:
The workpiece number of teeth 16, modulus 36, straight-tooth, 20 ° of pressure angles, base tangent length 195mm; Teeth groove breadth extreme 106mm, the maximum installation of emery wheel thickness is 100mm; Adopt the method for expanding work range of numerical control molded gear grinding machine, concrete technological process:
1, normally imports the emery wheel data, carry out surplus after the lathe computing voluntarily and distribute; Suppose that every of surplus allocation result is 0.2mm, this moment, emery wheel thickness should be input as 110mm; So that can calculating and show profile of tooth behind the normal abrasive wheel forming and each position emery wheel parameter and surplus, distributes by lathe;
2, in the supplemental characteristic menu, the input grinding wheel width, grinding wheel width elect as less than and near the thickness of the desired normal emery wheel of program, change emery wheel thickness into actual (real) thickness 100mm, amplify the common normal size, can show up to computing machine till the emery wheel figure of front, suppose that base tangent length is 205mm, note this common normal size value;
3, select slightly to repair the emery wheel menu, slightly repair emery wheel until moulding;
4, tool setting:
1) select the tool setting menu, calculate the X-axis position: surplus is distributed each flank of tooth average out to 0.2mm, and calculating X-axis centre distance is 0.292mm, also can suitably amplify;
2) generate tool setting after, the X-axis position display is: 635mm, 635+0.292=635.292mm be the lathe X-axis to reach to cutter position; After reaching this position,, need this moment rotary work-table C axle to make emery wheel touch the right or left flank of tooth to be processed, check that correctly the back is confirmed because the emery wheel transverse tooth thickness is wide less than between cog;
5, grinding:
1) select double-side grinding in the grinding menu, input 0.6mm in X-axis position calculates grinding;
2) after the grinding, with kind of calliper common normal and actual difference; Input difference in processing being provided with of menu, X-axis position respective change should be than little before the grinding with common normal chi measurement common normal after the one side grinding
0.2mm about;
3) carry out the grinding of another flank of tooth: input C value 10 or-10 partially in the processing menu, the X-axis calculating location is still imported 0.6mm, another flank of tooth of grinding at this moment;
6, machine tool detecting menu is revised back measuring accuracy behind the actual value 195mm with common normal.
Specific embodiment two:
The workpiece number of teeth 20, modulus 36, straight-tooth, 20 ° of pressure angles, base tangent length 275.77mm; Adopt the method for expanding work range of numerical control molded gear grinding machine, specific embodiment:
1, normally import the gear data, find after entering the emery wheel data, lathe prompting emery wheel thickness can not be less than 102.45mm, and this lathe to give tacit consent to maximum emery wheel thickness be 80.5m, available dress one side grinding method carries out; Thickness 70mm emery wheel is installed and at one side shimming, enter skiving technology and will roughly grind that the grinding variable changes 1 flank of tooth into, the preliminary election pre-grinding flank of tooth changes the left flank of tooth into, after carry out returning emery wheel data tool interface after the technology Calculation, grinding wheel shape becomes single-face tooth-shaped grinding wheel shape by full-depth tooth shape emery wheel, promptly can enter next procedure;
2, existing is example with the right flank of tooth of first grinding, and emery wheel circumferential axis Y is arranged, and actual pad thickness is 40.5mm, this thickness is changed greatly 75.5mm, this value is virtual thickness, and the emery wheel actual diameter is 400mm during workpiece processing, and changing it into 430mm can carry out crushing, when crushing to 400mm, software medium plain emery wheel diameter is continued to change into 430mm, and spacer thickness changes little 3mm, is 72.5mm, continue finishing, and the like all repair until the emery wheel profile of tooth;
3, in single gear surplus distribution is default, change automatic tool preset into manual tool setting, tool setting advances into returns the tool setting program after grinding process is found the final centre distance of this workpiece of grinding, earlier grinding wheel spindle X is entered final centre distance and institute's right flank of tooth of mill is sticked emery wheel gently, retreat X-axis to certain position, according to manual measurement, every grinding allowance of this living-article is 0.20mm, calculating required rotational angle is 0 ° 01 ' 54 ", after the rotation X-axis feeding is touched the flank of tooth up to emery wheel;
4, carry out can beginning grinding after grinding process calculates, so far face machines and detects adjustment; Then emery wheel is oppositely installed, simultaneously pad is added in another side, actual pad thickness is the poor of virtual spacer thickness and emery wheel actual pad thickness, can begin another wheel face finishing, all repair to the emery wheel profile of tooth, another flank of tooth of grinding is treated to detect again after workpiece bidentate face all machines and is adjusted, and obtains a complete gear.
Claims (2)
1. the method for an expanding work range of numerical control molded gear grinding machine, it is characterized in that: its specific embodiment is:
1), normally imports the gear data, carry out surplus after the lathe computing voluntarily and distribute;
2), in the supplemental characteristic menu, input grinding wheel width, grinding wheel width select less than and near the thickness of the desired normal emery wheel of program, amplify gear common normal till showing the emery wheel figure, write down out this common normal size value;
3), select slightly to repair the emery wheel menu, slightly repair emery wheel;
4), select the tool setting menu, determine the calibration position of X-axis after, rotary table makes emery wheel contact with gear one flank of tooth and confirms;
5), in the grinding menu, select double-side grinding, after the grinding, measure common normal and actual difference; In processing being provided with of menu, import difference, carry out the grinding of another flank of tooth;
6), machine tool detecting menu, common normal is revised back measuring accuracy after the actual value.
2. the method for an expanding work range of numerical control molded gear grinding machine, it is characterized in that: its specific embodiment is:
1), when emery wheel is installed at one side shimming, emery wheel thickness and spacer thickness sum are greater than institute's roll flute groove breadth extreme; Normal input gear data are revised the emery wheel parameter, carry out surplus after the lathe computing voluntarily and distribute;
2), select slightly to repair the emery wheel menu, slightly repair emery wheel;
3), select double-side grinding in the grinding menu, grinding worm one flank of tooth detects adjustment to size; Then emery wheel is oppositely installed, simultaneously pad is added in another side, repair the sanding wheel again, another flank of tooth of grinding worm is to size again;
4), machine tool detecting menu, detect.
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| CNB2006101526560A CN100573379C (en) | 2006-09-27 | 2006-09-27 | The method of expanding work range of numerical control molded gear grinding machine |
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| CNB2006101526560A CN100573379C (en) | 2006-09-27 | 2006-09-27 | The method of expanding work range of numerical control molded gear grinding machine |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101913067A (en) * | 2010-08-20 | 2010-12-15 | 重庆齿轮箱有限责任公司 | Forming and machining method of large-modulus gear |
| CN102284750A (en) * | 2010-06-15 | 2011-12-21 | 格里森-普法特机械制造有限公司 | Method for processing cog, workpiece with cog and machine tool |
| CN102452042A (en) * | 2010-10-28 | 2012-05-16 | 西门子工厂自动化工程有限公司 | Machining method and device |
| CN104460521A (en) * | 2013-09-13 | 2015-03-25 | 利勃海尔-齿轮技术有限责任公司 | Method for setting up a gear cutting machine and gear cutting machine |
| CN105252083A (en) * | 2015-11-06 | 2016-01-20 | 南车戚墅堰机车车辆工艺研究所有限公司 | Elimination method for grinding black rust of carburized and quenched gears large in tooth width |
| CN102284750B (en) * | 2010-06-15 | 2016-12-14 | 格里森-普法特机械制造有限公司 | For processing the method for gear teeth, the workpiece with gear teeth and lathe |
| CN111055091A (en) * | 2019-12-30 | 2020-04-24 | 綦江齿轮传动有限公司 | High-position machining method for duplicate gear |
| CN111975125A (en) * | 2020-07-20 | 2020-11-24 | 湖南中大创远数控装备有限公司 | Gear machining method capable of automatically distributing allowance and setting cutter |
-
2006
- 2006-09-27 CN CNB2006101526560A patent/CN100573379C/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102284750A (en) * | 2010-06-15 | 2011-12-21 | 格里森-普法特机械制造有限公司 | Method for processing cog, workpiece with cog and machine tool |
| CN102284750B (en) * | 2010-06-15 | 2016-12-14 | 格里森-普法特机械制造有限公司 | For processing the method for gear teeth, the workpiece with gear teeth and lathe |
| CN101913067A (en) * | 2010-08-20 | 2010-12-15 | 重庆齿轮箱有限责任公司 | Forming and machining method of large-modulus gear |
| CN102452042A (en) * | 2010-10-28 | 2012-05-16 | 西门子工厂自动化工程有限公司 | Machining method and device |
| CN102452042B (en) * | 2010-10-28 | 2013-06-19 | 西门子工厂自动化工程有限公司 | Machining method and device |
| CN104460521A (en) * | 2013-09-13 | 2015-03-25 | 利勃海尔-齿轮技术有限责任公司 | Method for setting up a gear cutting machine and gear cutting machine |
| CN105252083A (en) * | 2015-11-06 | 2016-01-20 | 南车戚墅堰机车车辆工艺研究所有限公司 | Elimination method for grinding black rust of carburized and quenched gears large in tooth width |
| CN111055091A (en) * | 2019-12-30 | 2020-04-24 | 綦江齿轮传动有限公司 | High-position machining method for duplicate gear |
| CN111975125A (en) * | 2020-07-20 | 2020-11-24 | 湖南中大创远数控装备有限公司 | Gear machining method capable of automatically distributing allowance and setting cutter |
| CN111975125B (en) * | 2020-07-20 | 2022-06-21 | 湖南中大创远数控装备有限公司 | Gear machining method capable of automatically distributing allowance and adjusting cutter |
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| Publication number | Publication date |
|---|---|
| CN100573379C (en) | 2009-12-23 |
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Owner name: CITIC HEAVY INDUSTRY MACHINERY CO., LTD. Free format text: FORMER OWNER: ZHONGXIN HEAVY MACHINERY CO. Effective date: 20080516 |
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Effective date of registration: 20080516 Address after: Postal code 206, Jianshe Road, Jianxi District, Henan, Luoyang: 471039 Applicant after: Citic Heavy Industries Co., Ltd. Address before: Postal code 206, Jianshe Road, Jianxi District, Henan, Luoyang: 471039 Applicant before: Zhongxin Heavy Machinery Co. |
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