CN102672425A - Processing technology of turntable - Google Patents
Processing technology of turntable Download PDFInfo
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- CN102672425A CN102672425A CN2012101310294A CN201210131029A CN102672425A CN 102672425 A CN102672425 A CN 102672425A CN 2012101310294 A CN2012101310294 A CN 2012101310294A CN 201210131029 A CN201210131029 A CN 201210131029A CN 102672425 A CN102672425 A CN 102672425A
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- turntable
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- 238000005516 engineering process Methods 0.000 title claims abstract description 26
- 238000001514 detection method Methods 0.000 claims abstract description 6
- 230000003746 surface roughness Effects 0.000 claims description 27
- 238000005553 drilling Methods 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 12
- 238000010079 rubber tapping Methods 0.000 claims description 12
- 238000000137 annealing Methods 0.000 claims description 10
- 238000003754 machining Methods 0.000 claims description 10
- 230000032683 aging Effects 0.000 claims description 6
- 238000002203 pretreatment Methods 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims 2
- 238000005242 forging Methods 0.000 claims 2
- 238000010438 heat treatment Methods 0.000 claims 2
- 238000010009 beating Methods 0.000 claims 1
- 241001074085 Scophthalmus aquosus Species 0.000 description 4
- 238000010791 quenching Methods 0.000 description 4
- 230000000171 quenching effect Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 241000579971 Terebridae Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
本发明涉及一种用于承载的转盘加工工艺，在加工过程中，避免转盘在加工中的变形、失圆等现象，增强转盘的平行度，同轴度，同时提高滚道检测的效率，所加工的转盘与零部件配合转动，更适合需超强承载力的设备和工件，转盘在使用中产生的噪音小。The invention relates to a processing technology of a turntable used for loading. During the processing, the deformation and out-of-roundness of the turntable during processing are avoided, the parallelism and coaxiality of the turntable are enhanced, and the efficiency of raceway detection is improved at the same time. The processed turntable rotates with the components, which is more suitable for equipment and workpieces that require super-strong bearing capacity. The noise generated by the turntable during use is small.
Description
Technical field
The present invention relates to a kind of rotating disk that is used to carry, particularly be used to the rotating disk processing technology of carrying.
Background technology
The particularly powerful load-bearing rotary table of the rotating disk that is used to carry, the big wall in its footpath is thin, complex structure, surface of the work and position accuracy demand are high; In machined, have distortion, lose round difficulty of processing, precision is difficult to control; And clamping easy deformation also the time, in addition, the depth of parallelism of rotating disk requires high; Otherwise cause noise big at work easily, therefore all must be accurate in the processing of the selection of blank and hole and groove, the uniformity of work in-process correlated parts; The position of centre bore particularly, the requirement of the centre bore between the aperture, axiality etc. is very high, directly affects the quality of rotating disk.In the general processing technology, raceway detects and need to begin 2 people to cooperate and could accomplish, the waste of manpower resource, and efficiency of measurement is low, and detects inaccurate; After trial assembly,, guiding ruler to measure one by one just and can tell, delayed the plenty of time if two kinds of balls mix easily.
Therefore need improve traditional technology, guarantee the precision of processing, avoid the rotating disk work in-process distortion, lose phenomenon such as circle; Strengthen the depth of parallelism of rotating disk; Axiality improves the efficient that raceway detects simultaneously, improves the crudy and the working (machining) efficiency of piece.
Summary of the invention
Rotating disk processing technology of the present invention in process, uses the frock clamping workpiece to prevent the distortion of workpiece in process; Workpiece is pressed onto on the frock, and the direct clamping tooling of chuck and not clamping workpiece guarantee machining accuracy; Avoid the rotating disk work in-process distortion, lose phenomenon such as circle, strengthen the depth of parallelism of rotating disk, axiality; Improve the efficient that raceway detects simultaneously, improve the crudy and the working (machining) efficiency of piece, in track detects; Practice thrift human resources, improve efficiency of measurement and accuracy of detection, and then enhance productivity.
Rotating disk processing technology of the present invention comprises rotating disk moving-coil processing technology and rotating disk retainer plate processing technology, may further comprise the steps:
A. moving-coil processing:
A1. pre-treatment: adopt the mode machining blanks that forges or cast; Utilize the clamps blank, drill centers and bore hole are reserved allowance 10～12mm to requiring size and size, the blunt-edged burr, and the integral surface roughness reaches Ra12.5; Ultrasonic examination is carried out the processing of half finish turning after handling the modified one-tenth hardness HRC32-38 of back quenching;
A2. artificial aging: the moving-coil blank is heated to 550～650 ℃ of annealing constant temperature 10～14 hours when temperature is 160～220 ℃;
A3. fine finishining, use the clamps blank: the finish turning processing datum makes the integral surface roughness reach Ra1.6; Half finish turning raceway groove, the blunt-edged burr, the integral surface roughness reaches Ra6.3; Finish turning moving-coil blank centre bore and cylindrical end face, the integral surface roughness reaches Ra1.6; With numerically controlled lathe on the moving-coil, finish turning raceway groove, the integral surface roughness reaches Ra1.6, utilizes specific purpose tool to carry out track and detects; The clamping centering is beated less than 0.03mm pitch circle, is machined to finished product through radial drilling machine boring, brill reaming, tapping;
B. retainer plate processing
B1. pre-treatment: adopt the mode machining blanks that forges or cast; Carry out rough turn respectively with clamps blank and the processing of half finish turning, make the integral surface roughness reach Ra3.2; The modified one-tenth hardness HRC32-38 of back quenching is handled in ultrasonic examination;
B2. artificial aging: the retainer plate blank is heated to 550～650 ℃ of annealing constant temperature 12 hours when temperature is 180～200 ℃;
B3. pass through frock clamp clamping circle blank, last engine lathe finish turning datum level, the integral surface roughness reaches Ra6.3; Last numerically controlled lathe finish turning end face and groove, the integral surface roughness reaches Ra1.6;
B4. go up boring machine brill boring steel ball and enter the hole, the integral surface roughness reaches Ra1.6;
B5. workpiece upper rocker arm drilling machine taper pin plug hole; The plug that processing matches with the hole; Staying 1.5mm to cross the win amount knocks in the plug close-fitting in the hole;
B6. numerical control car half finish turning rail groove on the clamping workpiece, grooving, finish turning step, numerically controlled lathe finish turning rail groove;
B7. hole processing: centering is beated less than 0.03mm pitch circle during clamping, is machined to finished product through radial drilling machine boring, tapping.
B8. using the raceway measurer to carry out raceway detects;
Further, among the step a2, the moving-coil blank is heated to 550～650 ℃ of annealing constant temperature 12 hours when temperature is 180～200 ℃;
Further, among the step b2 retainer plate blank is heated to 550～650 ℃ of annealing constant temperature 12 hours when temperature is 180～200 ℃;
Further, among the step a3, centering is beated less than 0.03mm pitch circle during clamping, and through radial drilling machine boring, tapping, the screw chamfering is crossed 0.5 * 45 ° of Hole chamfering to big footpath;
Further, among the step b5, the processing technology of plug is: blanking, heat-treat, and bore the two ends centre bore, turning and rounding make it to cooperate with retainer plate, and the column rule of going forward side by side cutting and drilling and tapping make plug;
Further, among the step b5, the transition gap in plug and hole is less than 0.015;
Further, among the step b7, centering is beated less than 0.03mm pitch circle during clamping, through radial drilling machine boring, tapping, and 36-M12 auger shell line bottom outlet, and guiding tooth 5-6 tooth; The screw chamfering is crossed 0.5 * 45 ° of Hole chamfering to big footpath.
Beneficial effect of the present invention: avoid the rotating disk work in-process distortion, lose phenomenon such as circle, strengthen the depth of parallelism of rotating disk, axiality; Improve the efficient that raceway detects simultaneously, improve the crudy and the working (machining) efficiency of piece, in process; During clamping workpiece is pressed onto earlier on the frock, the direct clamping tooling of chuck and not clamping workpiece only need first centering frock can guarantee the accurate location of subsequent workpiece; Need not resetting, practice thrift man-hour and manpower, also can effectively prevent the distortion of workpiece in process; To guarantee machining accuracy, enhance productivity, in track detects; Practice thrift human resources, improve efficiency of measurement and accuracy of detection, and then enhance productivity; The rotating disk precision of being processed is high, axiality is strong, the depth of parallelism good, is more suitable for needing being used for bearing capacity strong workpiece and equipment strong, and the noise that rotating disk in use produces is little.
The specific embodiment
Present embodiment, the rotating disk processing technology comprises rotating disk moving-coil processing technology and rotating disk retainer plate processing technology,
A. moving-coil processing:
A1. pre-treatment: adopt the mode machining blanks that forges or cast; Utilize the clamps blank, drill centers and bore hole are reserved allowance 10～12mm to requiring size and size, the blunt-edged burr, and the integral surface roughness reaches Ra12.5; Ultrasonic examination is carried out the processing of half finish turning after handling the modified one-tenth hardness HRC32-38 of back quenching;
A2. artificial aging: the moving-coil blank is heated to 550～650 ℃ of annealing constant temperature 10～14 hours when temperature is 160～220 ℃;
A3. fine finishining is fixed on blank earlier on the special tooling, goes up lathe then, and the chuck of lathe grips the frock of blank: the finish turning processing datum makes the integral surface roughness reach Ra1.6; Half finish turning raceway groove, the blunt-edged burr, the integral surface roughness reaches Ra6.3; Finish turning moving-coil blank centre bore and cylindrical end face, the integral surface roughness reaches Ra1.6; Last numerically controlled lathe, finish turning raceway groove, the integral surface roughness reaches Ra1.6, utilizes special measuring tool to carry out track and detects; Centering is beated less than 0.03mm pitch circle, is machined to finished product through radial drilling machine boring, brill reaming, tapping;
B. retainer plate processing
B1. pre-treatment: adopt the mode machining blanks that forges or cast; Carry out rough turn respectively with clamps blank and the processing of half finish turning, make the integral surface roughness reach Ra3.2; The modified one-tenth hardness HRC32-38 of back quenching is handled in ultrasonic examination;
B2. artificial aging: the retainer plate blank is heated to 550～650 ℃ of annealing constant temperature 12 hours when temperature is 180～200 ℃;
B3. blank is fixed on earlier on the special tooling, goes up lathe then, the chuck of lathe grips the frock of blank: go up engine lathe finish turning datum level, the integral surface roughness reaches Ra6.3; Last numerically controlled lathe finish turning end face and groove, the integral surface roughness reaches Ra1.6;
B4. workpiece is fixed on earlier on the special tooling, goes up boring machine brill boring steel ball then and enter the hole, on the frock of the chuck clamping fixation workpiece of lathe, the integral surface roughness reaches Ra1.6;
B5. upper rocker arm drilling machine taper pin plug hole; The plug that processing matches with the hole; Staying 1.5mm to cross the win amount knocks in the plug close-fitting in the hole;
B6. blank is fixed on earlier on the special tooling, goes up lathe then, the chuck of lathe grips the frock of blank, numerical control car half finish turning rail groove, grooving, finish turning step, numerically controlled lathe finish turning rail groove;
B7. hole processing: workpiece is fixed on earlier on the special tooling, goes up lathe then, the frock of the chuck clamping fixation workpiece of lathe, centering is beated less than 0.03mm pitch circle, is machined to finished product through radial drilling machine boring, tapping.
B8. using the raceway measurer to carry out raceway detects;
In the present embodiment, among the step a2, the moving-coil blank is heated to 550～650 ℃ of annealing constant temperature 12 hours when temperature is 180～200 ℃.
In the present embodiment, among the step b2 retainer plate blank is heated to 550～650 ℃ of annealing constant temperature 12 hours when temperature is 180～200 ℃.
In the present embodiment, among the step a3, centering is beated less than 0.03mm pitch circle during clamping, and through radial drilling machine boring, tapping, the screw chamfering is crossed 0.5 * 45 ° of Hole chamfering to big footpath.
In the present embodiment, among the step b5, the processing technology of plug is: blanking, heat-treat, and bore the two ends centre bore, turning and rounding make it to cooperate with retainer plate, and the column rule of going forward side by side cutting and drilling and tapping make plug.
In the present embodiment, among the step b5, the transition gap in plug and hole is less than 0.015.
In the present embodiment, among the step b7, centering is beated less than 0.03mm pitch circle during clamping, through radial drilling machine boring, tapping, and 36-M12 auger shell line bottom outlet, and guiding tooth 5-6 tooth; The screw chamfering is crossed 0.5 * 45 ° of Hole chamfering to big footpath.
In the present embodiment, said rotating disk is more suitable for being used for needing strong workpiece and the equipment of bearing capacity.
Explanation is at last; Above embodiment is only unrestricted in order to technical scheme of the present invention to be described; Although with reference to preferred embodiment the present invention is specified, those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement technical scheme of the present invention; And not breaking away from the aim and the scope of technical scheme of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210131029.4A CN102672425B (en) | 2012-04-28 | 2012-04-28 | Processing technology of turntable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210131029.4A CN102672425B (en) | 2012-04-28 | 2012-04-28 | Processing technology of turntable |
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| Publication Number | Publication Date |
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| CN102672425A true CN102672425A (en) | 2012-09-19 |
| CN102672425B CN102672425B (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210131029.4A Expired - Fee Related CN102672425B (en) | 2012-04-28 | 2012-04-28 | Processing technology of turntable |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104174871A (en) * | 2014-07-30 | 2014-12-03 | 梧州市旺捷机械制造有限公司 | Processing method of thin aluminum piece |
| CN104476143A (en) * | 2014-12-25 | 2015-04-01 | 苏州敏喆机械有限公司 | Manufacturing process for top covers in double-headed components of spinning manifolds |
| CN104493444A (en) * | 2014-12-25 | 2015-04-08 | 苏州敏喆机械有限公司 | Manufacturing process of jacket in PA66 (polyamide 66) component of spinning box body |
| CN110091252A (en) * | 2019-05-08 | 2019-08-06 | 哈尔滨汽轮机厂有限责任公司 | A kind of processing method that mandrel and end caps are used in end caps grinding |
| CN112658619A (en) * | 2020-12-29 | 2021-04-16 | 苏州浩耀辰智能科技有限公司 | Machining process of backpack mower connecting disc |
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| US3430322A (en) * | 1965-02-16 | 1969-03-04 | Schmidt Gmbh Karl | Method of forming a bearing |
| DE2043676A1 (en) * | 1969-09-25 | 1971-04-22 | Clevite Corp | Process for the production of bimetal bearings |
| JP2002060847A (en) * | 2000-08-22 | 2002-02-28 | Ntn Corp | Heat-resistant carburized rolling bearing component and method of manufacturing the same |
| JP2003074562A (en) * | 2001-08-31 | 2003-03-12 | Nsk Ltd | Rolling bearing |
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| CN102211278A (en) * | 2010-04-01 | 2011-10-12 | 洛阳巨创轴承科技有限公司 | Machining process of double-row outer-ring-free cylindrical roller bearing |
| CN102310310A (en) * | 2010-07-08 | 2012-01-11 | 襄阳汽车轴承股份有限公司 | Composite machining process for inner and outer rings of narrow-series thin-walled high-precision conical thin-walled bearings |
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2012
- 2012-04-28 CN CN201210131029.4A patent/CN102672425B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3430322A (en) * | 1965-02-16 | 1969-03-04 | Schmidt Gmbh Karl | Method of forming a bearing |
| DE2043676A1 (en) * | 1969-09-25 | 1971-04-22 | Clevite Corp | Process for the production of bimetal bearings |
| JP2002060847A (en) * | 2000-08-22 | 2002-02-28 | Ntn Corp | Heat-resistant carburized rolling bearing component and method of manufacturing the same |
| JP2003074562A (en) * | 2001-08-31 | 2003-03-12 | Nsk Ltd | Rolling bearing |
| CN1851281A (en) * | 2006-05-25 | 2006-10-25 | 杭州友谐冷精锻技术有限公司 | Cold fine forging process for automobile bearing innerand outer ring, and its forging die |
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| CN102310310A (en) * | 2010-07-08 | 2012-01-11 | 襄阳汽车轴承股份有限公司 | Composite machining process for inner and outer rings of narrow-series thin-walled high-precision conical thin-walled bearings |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104174871A (en) * | 2014-07-30 | 2014-12-03 | 梧州市旺捷机械制造有限公司 | Processing method of thin aluminum piece |
| CN104174871B (en) * | 2014-07-30 | 2016-08-24 | 梧州市旺捷机械制造有限公司 | The processing method of slim aluminum component |
| CN104476143A (en) * | 2014-12-25 | 2015-04-01 | 苏州敏喆机械有限公司 | Manufacturing process for top covers in double-headed components of spinning manifolds |
| CN104493444A (en) * | 2014-12-25 | 2015-04-08 | 苏州敏喆机械有限公司 | Manufacturing process of jacket in PA66 (polyamide 66) component of spinning box body |
| CN110091252A (en) * | 2019-05-08 | 2019-08-06 | 哈尔滨汽轮机厂有限责任公司 | A kind of processing method that mandrel and end caps are used in end caps grinding |
| CN110091252B (en) * | 2019-05-08 | 2020-12-18 | 哈尔滨汽轮机厂有限责任公司 | Mandrel for grinding end face cover plate and processing method of end face cover plate |
| CN112658619A (en) * | 2020-12-29 | 2021-04-16 | 苏州浩耀辰智能科技有限公司 | Machining process of backpack mower connecting disc |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102672425B (en) | 2014-07-02 |
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Granted publication date: 20140702 |