CN102672425B - Processing technology of turntable - Google Patents
Processing technology of turntable Download PDFInfo
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- CN102672425B CN102672425B CN201210131029.4A CN201210131029A CN102672425B CN 102672425 B CN102672425 B CN 102672425B CN 201210131029 A CN201210131029 A CN 201210131029A CN 102672425 B CN102672425 B CN 102672425B
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- rotating disk
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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 for carrying, particularly the rotating disk processing technology for carrying.
Background technology
For the particularly powerful load-bearing rotary table of rotating disk carrying, the large wall in its footpath is thin, complex structure, surface of the work and position accuracy demand are high, in machined, there is distortion, lose the difficulty of processing of circle, precision is difficult to control, and clamping is easily out of shape also time, in addition, the depth of parallelism of rotating disk requires high, otherwise easily cause at work noise large, therefore all must be precisely in the selection of blank and the processing of hole and groove, the uniformity of work in-process correlated parts, the particularly position of centre bore, centre bore between aperture, the requirement of axiality etc. is very high, directly affect the quality of rotating disk.In general processing technology, raceway detects and starts to need 2 people to coordinate just and can complete, and waste of manpower resource, measures efficiency low, and detects inaccurate; If two kinds of balls easily mix after trial assembly, guiding ruler to measure one by one just can separate, and has delayed the plenty of time.
Therefore need traditional technique to improve, ensure the precision of processing, avoid the phenomenon such as distortion, mistake circle of rotating disk work in-process, strengthen the depth of parallelism of rotating disk, axiality improves the efficiency that raceway detects simultaneously, improves crudy and the working (machining) efficiency of one-piece machine member.
Summary of the invention
Rotating disk processing technology of the present invention, in process, use frock clamping workpiece to prevent the distortion of workpiece in process, workpiece is pressed onto in frock, the direct clamping tooling of chuck and non-holding workpiece, ensure machining accuracy, avoid the phenomenon such as distortion, mistake circle of rotating disk work in-process, strengthen the depth of parallelism of rotating disk, axiality, improve the efficiency that raceway detects simultaneously, improve crudy and the working (machining) efficiency of one-piece machine member, in track detects, save human resources, improve and measure efficiency 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, comprises the following steps:
A. moving-coil processing:
A1. pre-treatment: adopt the mode machining blanks that forges or cast; Utilize fixture secured blank, drill centers bore hole, to requiring size size, are reserved allowance 10～12mm, blunt-edged burr, and integral surface roughness reaches Ra12.5; Ultrasonic examination is carried out half finish turning processing after processing the rear modified one-tenth hardness HRC32-38 of quenching;
A2. artificial aging: moving-coil blank is heated to 550～650 DEG C of annealing, constant temperature 10～14 hours in the time that temperature is 160～220 DEG C;
A3. fine finishining, is used the fixing blank of fixture: finish turning processing datum, makes integral surface roughness reach Ra1.6; Half finish turning raceway groove, blunt-edged burr, integral surface roughness reaches Ra6.3; Finish turning moving-coil blank centre bore and circle end face, integral surface roughness reaches Ra1.6; By numerically controlled lathe on moving-coil, finish turning raceway groove, integral surface roughness reaches Ra1.6, utilizes specific purpose tool to carry out track detection; Clamping centering is beated pitch circle to be less than 0.03mm, by radial drilling machine hole, bore reaming, tapping is machined to finished product;
B. retainer plate processing
B1. pre-treatment: adopt the mode machining blanks that forges or cast; Blank is fixed and carried out respectively rough turn and half finish turning processing with fixture, make integral surface roughness reach Ra3.2; The rear modified one-tenth hardness HRC32-38 of quenching is processed in ultrasonic examination;
B2. artificial aging: retainer plate blank is heated to 550～650 DEG C of annealing, constant temperature 12 hours in the time that temperature is 180～200 DEG C;
B3. pass through frock clamp clamping circle blank, upper engine lathe finish turning datum level, integral surface roughness reaches Ra6.3; Upper numerically controlled lathe finish turning end face and groove, integral surface roughness reaches Ra1.6;
B4. go up boring machine and bore boring steel ball inlet hole, integral surface roughness reaches Ra1.6;
B5. workpiece upper rocker arm drilling machine taper pin plug hole; The plug that processing matches with hole; Staying 1.5mm to cross win amount knocks in plug close-fitting in hole;
B6. numerical control lathe half finish turning rail groove on clamping workpiece, grooving, finish turning step, numerically controlled lathe finish turning rail groove;
B7. hole processing: when clamping, centering is beated pitch circle to be less than 0.03mm, by radial drilling machine hole, tapping is machined to finished product.
B8. use raceway measurer to carry out raceway detection;
Further, in step a2, moving-coil blank is heated to 550～650 DEG C of annealing, constant temperature 12 hours in the time that temperature is 180～200 DEG C;
Further, in step b2, retainer plate blank is heated to 550～650 DEG C of annealing, constant temperature 12 hours in the time that temperature is 180～200 DEG C;
Further, in step a3, when clamping, centering is beated pitch circle to be less than 0.03mm, by radial drilling machine hole, tapping, screw chamfering, to large footpath, is crossed 0.5 × 45 ° of Hole chamfering;
Further, in step b5, the processing technology of plug is: blanking, heat-treat, and bore two ends centre bore, turning rounding make it to coordinate with retainer plate, and the line of going forward side by side cutting and drilling and tapping make plug;
Further, in step b5, the transition gap in plug and hole is less than 0.015;
Further, in step b7, when clamping, centering is beated pitch circle to be less than 0.03mm, by radial drilling machine hole, tapping, 36-M12 bores thread Pilot hole, and guides tooth 5-6 tooth; Screw chamfering, to large footpath, is crossed 0.5 × 45 ° of Hole chamfering.
Beneficial effect of the present invention: avoid the distortion of rotating disk work in-process, lose the phenomenons such as circle, strengthen the depth of parallelism of rotating disk, axiality, improve the efficiency that raceway detects simultaneously, improve crudy and the working (machining) efficiency of one-piece machine member, in process, when clamping, workpiece is first pressed onto in frock, the direct clamping tooling of chuck and non-holding workpiece, only need first centering frock can ensure the accurate location of subsequent workpiece, without resetting, save man-hour and manpower, also can effectively prevent the distortion of workpiece in process, to ensure machining accuracy, enhance productivity, in track detects, save human resources, improve and measure efficiency and accuracy of detection, and then enhance productivity, the rotating disk precision of processing is high, axiality is strong, the depth of parallelism is good, be more suitable for for needing workpiece and equipment that bearing capacity is strong strong, the noise that rotating disk in use produces is little.
Detailed description of the invention
The present embodiment, 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 fixture secured blank, drill centers bore hole, to requiring size size, are reserved allowance 10～12mm, blunt-edged burr, and integral surface roughness reaches Ra12.5; Ultrasonic examination is carried out half finish turning processing after processing the rear modified one-tenth hardness HRC32-38 of quenching;
A2. artificial aging: moving-coil blank is heated to 550～650 DEG C of annealing, constant temperature 10～14 hours in the time that temperature is 160～220 DEG C;
A3. fine finishining, is first fixed on blank on special tooling, then goes up lathe, and the chuck of lathe grips the frock of blank: finish turning processing datum, makes integral surface roughness reach Ra1.6; Half finish turning raceway groove, blunt-edged burr, integral surface roughness reaches Ra6.3; Finish turning moving-coil blank centre bore and circle end face, integral surface roughness reaches Ra1.6; Upper numerically controlled lathe, finish turning raceway groove, integral surface roughness reaches Ra1.6, utilizes special measuring tool to carry out track detection; Centering is beated pitch circle to be less than 0.03mm, by radial drilling machine hole, bore reaming, tapping is machined to finished product;
B. retainer plate processing
B1. pre-treatment: adopt the mode machining blanks that forges or cast; Blank is fixed and carried out respectively rough turn and half finish turning processing with fixture, make integral surface roughness reach Ra3.2; The rear modified one-tenth hardness HRC32-38 of quenching is processed in ultrasonic examination;
B2. artificial aging: retainer plate blank is heated to 550～650 DEG C of annealing, constant temperature 12 hours in the time that temperature is 180～200 DEG C;
B3. blank is first fixed on special tooling, then goes up lathe, the chuck of lathe grips the frock of blank: upper engine lathe finish turning datum level, and integral surface roughness reaches Ra6.3; Upper numerically controlled lathe finish turning end face and groove, integral surface roughness reaches Ra1.6;
B4. workpiece is first fixed on special tooling, then goes up boring machine and bore boring steel ball inlet hole, in the frock of the chuck clamping fixation workpiece of lathe, integral surface roughness reaches Ra1.6;
B5. upper rocker arm drilling machine taper pin plug hole; The plug that processing matches with hole; Staying 1.5mm to cross win amount knocks in plug close-fitting in hole;
B6. blank is first fixed on special tooling, then goes up lathe, the chuck of lathe grips the frock of blank, numerical control lathe half finish turning rail groove, grooving, finish turning step, numerically controlled lathe finish turning rail groove;
B7. hole processing: workpiece is first fixed on special tooling, then go up lathe, the chuck of lathe clamps the frock of fixation workpiece, centering is beated pitch circle to be less than 0.03mm, by radial drilling machine hole, tapping is machined to finished product.
B8. use raceway measurer to carry out raceway detection;
In the present embodiment, in step a2, moving-coil blank is heated to 550～650 DEG C of annealing, constant temperature 12 hours in the time that temperature is 180～200 DEG C.
In the present embodiment, in step b2, retainer plate blank is heated to 550～650 DEG C of annealing, constant temperature 12 hours in the time that temperature is 180～200 DEG C.
In the present embodiment, in step a3, when clamping, centering is beated pitch circle to be less than 0.03mm, by radial drilling machine hole, tapping, screw chamfering, to large footpath, is crossed 0.5 × 45 ° of Hole chamfering.
In the present embodiment, in step b5, the processing technology of plug is: blanking, heat-treat, and bore two ends centre bore, turning rounding make it to coordinate with retainer plate, and the line of going forward side by side cutting and drilling and tapping make plug.
In the present embodiment, in step b5, the transition gap in plug and hole is less than 0.015.
In the present embodiment, in step b7, when clamping, centering is beated pitch circle to be less than 0.03mm, by radial drilling machine hole, tapping, 36-M12 bores thread Pilot hole, and guides tooth 5-6 tooth; Screw chamfering, to large footpath, is crossed 0.5 × 45 ° of Hole chamfering.
In the present embodiment, described rotating disk is more suitable for for needing workpiece and the equipment that bearing capacity is strong.
Finally explanation is, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement technical scheme of the present invention, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of claim scope of the present invention.
Claims (6)
1. a rotating disk processing technology, comprises rotating disk moving-coil processing technology and rotating disk retainer plate processing technology, it is characterized in that: comprise the following steps:
A. moving-coil processing:
A1. pre-treatment: adopt the mode machining blanks that forges or cast; Utilize fixture secured blank, drill centers bore hole, to requiring size size, are reserved allowance 10～12mm, blunt-edged burr, and integral surface roughness reaches Ra12.5; Ultrasonic examination is carried out half finish turning processing after processing the rear modified one-tenth hardness HRC32-38 of quenching;
A2. artificial aging: moving-coil blank is heated to 550～650 DEG C of annealing, constant temperature 10～14 hours in the time that temperature is 160～220 DEG C;
A3. fine finishining, is used the fixing blank of fixture: finish turning processing datum, makes integral surface roughness reach Ra1.6; Half finish turning raceway groove, blunt-edged burr, integral surface roughness reaches Ra6.3; Finish turning moving-coil blank centre bore and circle end face, integral surface roughness reaches Ra1.6; By numerically controlled lathe on moving-coil, finish turning raceway groove, integral surface roughness reaches Ra1.6; Carry out track detection by measurer; Clamping centering is beated pitch circle to be less than 0.03mm, by radial drilling machine hole, bore reaming, tapping is machined to finished product;
B. retainer plate processing
B1. pre-treatment: adopt the mode machining blanks that forges or cast; Blank is fixed and carried out respectively rough turn and half finish turning processing with fixture, make integral surface roughness reach Ra3.2; The rear modified one-tenth hardness HRC32-38 of quenching is processed in ultrasonic examination;
B2. artificial aging: retainer plate blank is heated to 550～650 DEG C of annealing, constant temperature 12 hours in the time that temperature is 180～200 DEG C;
B3. pass through frock clamp clamping circle blank, upper engine lathe finish turning datum level, integral surface roughness reaches Ra6.3; Upper numerically controlled lathe finish turning end face and groove, integral surface roughness reaches Ra1.6;
B4. go up boring machine and bore boring steel ball inlet hole, integral surface roughness reaches Ra1.6;
B5. workpiece upper rocker arm drilling machine taper pin-hole; The plug that processing matches with hole; Stay the 1.5mm magnitude of interference that plug close-fitting is knocked in hole;
B6. numerically controlled lathe half finish turning rail groove on clamping workpiece, grooving, finish turning step, numerically controlled lathe finish turning rail groove;
B7. hole processing: when clamping, centering is beated pitch circle to be less than 0.03mm, by radial drilling machine hole, tapping is machined to finished product.
B8. use raceway measurer to carry out raceway detection.
2. rotating disk processing technology according to claim 1, is characterized in that: in step a2, moving-coil blank is heated to 550～650 DEG C of annealing, constant temperature 12 hours in the time that temperature is 180～200 DEG C.
3. rotating disk processing technology according to claim 2, is characterized in that: in step a3, when clamping, centering is beated pitch circle to be less than 0.03mm, by radial drilling machine hole, tapping, screw chamfering, to large footpath, is crossed 0.5 × 45 ° of Hole chamfering.
4. rotating disk processing technology according to claim 3, is characterized in that: in step b5, the processing technology of plug is: blanking, heat-treat, bore two ends centre bore, turning rounding make it to coordinate with retainer plate, and the line of going forward side by side cutting and drilling and tapping make plug.
5. rotating disk processing technology according to claim 4, is characterized in that: in step b5, the transition gap in plug and hole is less than 0.015.
6. rotating disk processing technology according to claim 5, is characterized in that: in step b7, when clamping, centering is beated pitch circle to be less than 0.03mm, by radial drilling machine hole, tapping, 36-M12 bores thread Pilot hole, and guides tooth 5-6 tooth; Screw chamfering, to large footpath, is crossed 0.5 × 45 ° of Hole chamfering.
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 CN102672425A (en) | 2012-09-19 |
| CN102672425B true CN102672425B (en) | 2014-07-02 |
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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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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| 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 |
| 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 |
| 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 |
Citations (5)
| 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 |
| 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 |
| 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 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2012
- 2012-04-28 CN CN201210131029.4A patent/CN102672425B/en not_active Expired - Fee Related
Patent Citations (5)
| 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 |
| 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 |
| 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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| CN102672425A (en) | 2012-09-19 |
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Granted publication date: 20140702 |