CN103447781A - Rotor shaft processing technic and rotor shaft thereof - Google Patents
Rotor shaft processing technic and rotor shaft thereof Download PDFInfo
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- CN103447781A CN103447781A CN2013104008421A CN201310400842A CN103447781A CN 103447781 A CN103447781 A CN 103447781A CN 2013104008421 A CN2013104008421 A CN 2013104008421A CN 201310400842 A CN201310400842 A CN 201310400842A CN 103447781 A CN103447781 A CN 103447781A
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- shaft part
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Abstract
The invention discloses a rotor shaft processing technic, which is characterized by the following steps of punching to form a blank; roughly grinding: roughly turning a shaft section A and a shaft section B; hardening and tempering; finely grinding; finely turning the shaft section A and the shaft section B; grinding tapers; performing high-frequency thermal treatment on a conical part and a small-shaft part, and tempering; hobbing; performing high-frequency thermal treatment on formed teeth and tempering to form a semi-finished product; grinding the semi-finished product at three stages; screeding; and performing rust prevention treatment and inspecting. The invention further discloses a rotor shaft. Most equipment are operated automatically, so that the production efficiency is increased, high production safety, high quality of the produced rotor shaft and high product accuracy consistence are achieved, and waste products are reduced by over 60 percent in comparison to an original process; and the rotor shaft processing technic has the advantages of saving raw materials, reducing production cost and saving energy consumption.
Description
Technical field
The present invention relates to a kind of armature spindle processing technology and armature spindle thereof.
Background technology
Armature spindle is one of parts important in machine driving.Due to armature spindle require highly, difficulty of processing is large, so prior art generally adopts by experienced workman's manual operations.Process is as follows: the use of punch presses using cylindrical grinder such material → MB1320 wear with small CNC mill roughing → → → Coordination prime example MB1320 wear using cylindrical grinder grinding instrument lathe uses three-dimensional C0632 → finishing → using perforated surface AB instrument lathe cutting length → adopt such C0632 C0632 → cylindrical instrument lathe meter lathe cutting grooves using C0632 chamfer → using cylindrical grinder to grind red bars MB1320 file → with small CNC lathe gear hobbing gear hobbing → → using high frequency → calibrated frequency quenching machine using cylindrical grinder MB1320 → → adopt C0632 fourth gear grinding lathe cutting instrument using the C0632 B surface tank → → taper instrument lathe lathe using coarse cutting instrument → C0632 C0632 instrument lathe using high-precision cutting → frequency machine uses high-frequency head → A cylindrical grinder grinding surface → MB1320 uses quasi-cylindrical grinder MB1320 cut surface → B → red bars using punch rust cleaning → test package.According to this technique, every roots rotor axle processing needs 25 procedures.If a monthly output, for producing 450,000 roots rotor axles, needs employee 140 people, 78 of equipment.Both time-consuming taking a lot of work, input is large in advance, and production security is poor, and quality is unstable, and the Product Precision uniformity is bad.
Summary of the invention
The present invention is the problems referred to above that exist in order to overcome prior art, and a kind of armature spindle processing technology and the armature spindle thereof that provide.Described technique mostly is automation mechanized operation, and operation is more over half than the prior art minimizing, has advantages of production efficiency is high, produce armature spindle steady quality and product progress high conformity.
The technical scheme that the present invention takes is: the armature spindle processing technology, described armature spindle comprises A shaft part for being connected with rotor, for the B shaft part that is connected with driving shaft and be connected to the middle shaft part between described A shaft part and B shaft part, described A shaft part also comprises one section gear part, adjacent with middle shaft part; Be characterized in, the processing rotor axle is sequentially carried out following step:
The step of punching material, formation blank;
Wear the step of mill: the blank outer rim is worn to mill;
The step of rough turn A shaft part and B shaft part, become thick finished product;
Modified step;
The step of fine grinding: thick finished product is slightly refined;
The step of finish turning A shaft part and B shaft part: form tapered portion, little axial region and the tooth processing department be linked in sequence at the A shaft part, form stop part, the axial region be linked in sequence and close on that end forms at the B shaft part for the holddown groove of retainer plate is set;
The step of grinding core degree: to tapered portion fine grinding tapering;
The step that tapered portion and little axial region are carried out to high frequency heat processing, tempering;
The step of gear hobbing: the tooth processing department is carried out to gear hobbing, formative gear section;
The step that the tooth formed is carried out to high frequency heat processing, tempering, form semi-finished product;
Semi-finished product are ground to the step of third gear, described third gear is: tapered portion, interlude and B shaft part;
The step of floating screed: the cylindrical to interlude rushes reinforcement;
The step of antirust processing, check.
Above-mentioned armature spindle processing technology, wherein, in the step of described finish turning A shaft part and B shaft part, the junction of described little axial region and tooth processing department is arc in smoothing junction.
Above-mentioned armature spindle processing technology, wherein, in the step of described finish turning A shaft part and B shaft part, also comprise the outside of tapered portion end, tooth processing department and be provided with chamfering in the end of B shaft part.
Above-mentioned armature spindle processing technology, wherein, in the step of described grinding core degree, the tapering of tapered portion fine grinding is 23
0± 1
0.
Above-mentioned armature spindle processing technology, wherein, during described high frequency heat is processed, voltage is 200～220V, electric current is 80～100A, the material moment induction coil interior by high frequency heat-treating machine.
Above-mentioned armature spindle processing technology, wherein, during described high frequency heat is processed, also comprise the operation of tempering, and temperature is 160
0～180
0, the time is 1.5 hours～2.5 hours.
Above-mentioned armature spindle processing technology, wherein, each tooth of described gear part comprises: form the processing region of each tooth, middle non-processing region, the transitional region between processing region and middle non-processing region; The case hardness of the processing region of described each tooth of formation is 650HV, and the hardness of described transitional region is 500HV.
Above-mentioned armature spindle processing technology, wherein, the tapered portion case hardness minimum after described high frequency is processed is 650HV, the degree of depth is 500HV to the hardness minimum at 1mm place.
Above-mentioned a kind of armature spindle, comprise A shaft part for being connected with rotor, for the B shaft part that is connected with driving shaft and be connected to the middle shaft part between described A shaft part and B shaft part, described A shaft part forms tapered portion, little axial region and the gear part be linked in sequence, and described B shaft part closes on the holddown groove that end is formed for arranging retainer plate; It is characterized in that, described gear part comprises: form the processing region of each tooth, middle non-processing region, the transitional region between processing region and middle non-processing region; The case hardness of the processing region of described each tooth of formation is 650HV, and the hardness of described transitional region is 500HV.
Above-mentioned armature spindle, wherein, described tapered portion case hardness minimum is 650HV, the degree of depth is 500HV to the hardness minimum at 1mm place.
Because the present invention has adopted above technical scheme, the technique effect of its generation clearly: present device mostly is automation mechanized operation, and production efficiency improves, production security is good, the armature spindle quality of producing improves, the Product Precision high conformity, and waste product reduces more than 60% than former technique.Raw material are short 10 millimeters every of new technology, save raw material, and new technology personnel reduce half personnel than old technologist, reduce production costs.New technology only needs 15 procedures.A monthly output can be produced 540,000.Production equipment has reduced 15, has saved energy consumption.
The accompanying drawing explanation
Fig. 1 is the product schematic diagram of armature spindle of the present invention.
Fig. 2 is the process chart of armature spindle processing technology of the present invention.
Fig. 3 is the schematic diagram according to a kind of embodiment of the step processing rotor axle of armature spindle processing technology of the present invention.
Fig. 4 is that armature spindle of the present invention is to the heat treated structural representation of gear part.
Fig. 5 is the heat treated structural representation of the tapered portion of armature spindle of the present invention.
The specific embodiment
Refer to Fig. 1.Armature spindle is one of important spare part in machine driving.Described armature spindle 100 comprises A shaft part 1 for being connected with rotor, for the B shaft part 2 that is connected with driving shaft and be connected to the middle shaft part 3 between described A shaft part and B shaft part, described A shaft part comprises tapered portion 11, little axial region 12 and the gear part 13 be linked in sequence, and described B shaft part comprises stop part 21, the axial region 22 be linked in sequence and closes on the holddown groove 23 for retainer plate is set that end forms.
Refer to Fig. 2 and Fig. 3.Armature spindle processing technology of the present invention, order is carried out following step:
The step S1 of punching material, formation blank; Adopt the Presser Dashing material, form blank, as a in Fig. 3;
Wear the step S2 of mill: adopt centerless grinder to be worn mill to the blank outer rim, as b in Fig. 3;
The step S3 of rough turn A shaft part and B shaft part, adopt the rough turn A shaft part of automatic instrument lathe and B shaft part, becomes thick finished product, as c in Fig. 3;
Modified step S4; It is to improve the intensity of material that the specification requirement of pressing material adopts the operation of quenching+high tempering, purpose, as d in Fig. 3;
The step S5 of fine grinding: adopt centerless grinder slightly to refine thick finished product, as e in Fig. 3;
The step S6 of finish turning A shaft part and B shaft part: adopt LK0132 Full-automatic numerical-control lathe finish turning A shaft part and B shaft part, form tapered portion 11, little axial region 12 and the tooth processing department 130 be linked in sequence at the A shaft part, form stop part 21, the axial region 22 be linked in sequence and close on the holddown groove 23 for retainer plate is set that end forms at the B shaft part, as f in Fig. 3;
The step S7 of grinding core degree: employing cylindrical grinder for example model MB1320 refines tapering to tapered portion
,as g in Fig. 3; The tapering of tapered portion fine grinding is 23
0± 1
0;
The step S8 that tapered portion and little axial region are carried out to high frequency heat processing, tempering; Adopt high frequency heat-treating machine to carry out high frequency heat processing, tempering to tapered portion and little axial region, as h in Fig. 3; Wherein: the heat treated voltage of high frequency is 200～220V, and electric current is 80 ~ 100A, and material moment is passed through high frequency heat-treating machine.The temperature of tempering is 160
0～180
0, the time is 1.5 hours～2.5 hours; For example the temperature of tempering is 170
0, the time is about 2 hours.Tapered portion case hardness A-1 minimum after described high frequency is processed is 650HV, and the degree of depth is 500HV to the hardness A-2 minimum at 1mm place.
The step S9 of gear hobbing: adopt gear-hobbing machine the tooth processing department to be carried out to gear hobbing, formative gear section 13; Form semi-finished product
,as k in Fig. 3; Described gear part 13 comprises: form the processing region 131 of each tooth, middle non-processing region 132, the transitional region 133 between processing region and middle non-processing region; The case hardness A-3 of the processing region of described each tooth of formation is 650HV0.5MAX, and the hardness A-4 of described transitional region is 500HV0.5MIN.The characteristic of the profile of tooth of the present embodiment is as shown in the table:
The step that the tooth formed is carried out to high frequency heat processing, tempering; Adopt High-frequency machine to semi-finished product high-frequency quenching, tempering, as M-a in Fig. 3 and M-b; Wherein: the heat treated voltage of high frequency is 200～220V, and electric current is 80～100A, and material moment is passed through high frequency heat-treating machine.The temperature of tempering is 160
0～180
0, the time is 1.5 hours～2.5 hours;
Semi-finished product are ground to the step S10 of third gear, honing, the semi-finished product mill third gear after adopting automatic centerless grinder HFC-1206T to high-frequency quenching, described third gear is: tapered portion, interlude and B shaft part; Adopt the honing machine honing; As n in Fig. 3; Data in figure are data of the present embodiment.
The step S11 of floating screed: adopt punch press to rush reinforcement 31 to the outer wall of interlude, as p in Fig. 3;
The step S12 of antirust processing, check.
In armature spindle processing technology of the present invention, in the step of described finish turning A shaft part and B shaft part, the junction of described little axial region and tooth processing department is arc in smoothing junction.Also comprise the outside of tapered portion end, tooth processing department and be provided with chamfering in the end of B shaft part.
Adopt armature spindle that technique of the present invention makes as shown in Figure 1, comprise A shaft part 1 for being connected with rotor, for the B shaft part 2 that is connected with driving shaft and be connected to the middle shaft part 3 between described A shaft part and B shaft part, described A shaft part comprises tapered portion 11, little axial region 12 and the gear part 13 be linked in sequence, and described B shaft part comprises stop part 21, the axial region 22 be linked in sequence and closes on the holddown groove 23 for retainer plate is set that end forms.
Refer to Fig. 4, Fig. 4 is the heat treated structural representation of armature spindle gear part of the present invention, and wherein a is the tooth processing department of contrast, and b is the tooth processed.Armature spindle of the present invention is in tooth heat treatment, and described gear part 13 comprises: form the processing region 131 of each tooth, middle non-processing region 132, the transitional region 133 between processing region and middle non-processing region; The case hardness of the processing region of described each tooth of formation is 650HV0.5MAX, and the hardness of described transitional region is 500HV0.5MIN.The heat treated voltage of high frequency is 200～220V, and electric current is 80～100A, and material moment is passed through high frequency heat-treating machine.The temperature of tempering is 160
0～180
0, the time is 1.5 hours～2.5 hours.
Refer to Fig. 5, Fig. 5 is the heat treated structural representation of the tapered portion of armature spindle of the present invention.Armature spindle of the present invention is in tapered portion heat treatment, and the heat treated voltage of high frequency is 200～220V, and electric current is 80 ~ 100A, and material moment is passed through high frequency heat-treating machine.The temperature of tempering is 160
0～180
0, the time is 1.5 hours～2.5 hours; For example the temperature of tempering is 170
0, the time is about 2 hours.Tapered portion case hardness A-1 minimum after described high frequency is processed is 650HV, and the degree of depth is 500HV to the hardness A-2 minimum at 1mm place.
New technology of the present invention only needs 15 procedures, and production efficiency improves, and production security is good, the armature spindle quality of producing improves, the Product Precision high conformity, waste product reduces more than 60% than former technique, and has advantages of the raw material of saving, reduce production costs and save energy consumption.
Claims (10)
1. armature spindle processing technology, described armature spindle comprises A shaft part for being connected with rotor, for the B shaft part that is connected with driving shaft and be connected to the middle shaft part between described A shaft part and B shaft part, described A shaft part also comprises one section gear part, adjacent with middle shaft part; It is characterized in that, the processing rotor axle is sequentially carried out following step:
The step of punching material, formation blank;
Wear the step of mill: the blank outer rim is worn to mill;
The step of rough turn A shaft part and B shaft part, become thick finished product;
Modified step;
The step of fine grinding: thick finished product is slightly refined;
The step of finish turning A shaft part and B shaft part: form tapered portion, little axial region and the tooth processing department be linked in sequence at the A shaft part, form stop part, the axial region be linked in sequence and close on that end forms at the B shaft part for the holddown groove of retainer plate is set;
The step of grinding core degree: to tapered portion fine grinding tapering;
The step that tapered portion and little axial region are carried out to high frequency heat processing, tempering;
The step of gear hobbing: the tooth processing department is carried out to gear hobbing, formative gear section;
The tooth formed is carried out to high frequency heat processing, tempering, form half-finished step;
Semi-finished product are ground to the step of third gear, described third gear is: tapered portion, interlude and B shaft part;
The step of floating screed: the cylindrical to interlude rushes reinforcement;
The step of antirust processing, check.
2. armature spindle processing technology according to claim 1, is characterized in that, in the step of described finish turning A shaft part and B shaft part, the junction of described little axial region and tooth processing department is arc in smoothing junction.
3. armature spindle processing technology according to claim 1, is characterized in that, in the step of described finish turning A shaft part and B shaft part, also comprises the outside of tapered portion end, tooth processing department and be provided with chamfering in the end of B shaft part.
4. armature spindle processing technology according to claim 1, is characterized in that, in the step of described grinding core degree, the tapering of tapered portion fine grinding is 23
0± 1
0.
5. armature spindle processing technology according to claim 1, is characterized in that, during described high frequency heat is processed, voltage is 200～220V, and electric current is 80～100A, the material moment induction coil interior by high frequency heat-treating machine.
6. armature spindle processing technology according to claim 1, is characterized in that, during described high frequency heat is processed, also comprises the operation of tempering, and temperature is 160
0～180
0, the time is 1.5 hours～2.5 hours.
7. armature spindle processing technology according to claim 1, is characterized in that, each tooth of described gear part comprises: form the processing region of each tooth, middle non-processing region, the transitional region between processing region and middle non-processing region; The case hardness of the processing region of described each tooth of formation is 650HV, and the hardness of described transitional region is 500HV.
8. armature spindle processing technology according to claim 1, is characterized in that, the tapered portion case hardness minimum after described high frequency is processed is 650HV, and the degree of depth is 500HV to the hardness minimum at 1mm place.
9. according to the described a kind of armature spindle of claim 1～8 any one, comprise A shaft part for being connected with rotor, for the B shaft part that is connected with driving shaft and be connected to the middle shaft part between described A shaft part and B shaft part, described A shaft part forms tapered portion, little axial region and the gear part be linked in sequence, and described B shaft part closes on the holddown groove that end is formed for arranging retainer plate; It is characterized in that, described gear part comprises: form the processing region of each tooth, middle non-processing region, the transitional region between processing region and middle non-processing region; The case hardness of the processing region of described each tooth of formation is 650HV, and the hardness of described transitional region is 500HV.
10. armature spindle according to claim 1, is characterized in that, described tapered portion case hardness minimum is 650HV, and the degree of depth is 500HV to the hardness minimum at 1mm place.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310400842.1A CN103447781B (en) | 2013-09-06 | 2013-09-06 | Armature spindle processing technology and armature spindle thereof |
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|---|---|---|---|
| CN201310400842.1A CN103447781B (en) | 2013-09-06 | 2013-09-06 | Armature spindle processing technology and armature spindle thereof |
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| Publication Number | Publication Date |
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| CN103447781A true CN103447781A (en) | 2013-12-18 |
| CN103447781B CN103447781B (en) | 2016-03-02 |
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Cited By (7)
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|---|---|---|---|---|
| CN106002122A (en) * | 2016-06-30 | 2016-10-12 | 娄土岭 | Manufacturing process of automobile transmission shaft |
| CN106026553A (en) * | 2016-07-04 | 2016-10-12 | 广东利事丰机器人自动化科技有限公司 | Rotor automatic processing line |
| CN109079444A (en) * | 2018-09-04 | 2018-12-25 | 宁波恒源轴业有限公司 | A kind of electric tool motor rotor axis processing technique and process equipment |
| CN109175925A (en) * | 2018-10-23 | 2019-01-11 | 南京创力传动科技有限公司 | The technique manufacturing method of integral type high speed rotor shafts |
| CN109202389A (en) * | 2018-09-21 | 2019-01-15 | 上海岩井精工结构件有限公司 | A kind of overturning axis processing technique |
| CN110270796A (en) * | 2019-04-30 | 2019-09-24 | 江苏恒义汽配制造有限公司 | A kind of processing technology of rotor axis of electric |
| CN115213643A (en) * | 2022-08-23 | 2022-10-21 | 无锡市润和机械有限公司 | Method for machining overlong hollow reducing high-precision rotor shaft of aero-engine |
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| CN202484060U (en) * | 2012-02-14 | 2012-10-10 | 南京布鲁克林环保设备有限公司 | Rotor shaft of three-phase alternating current submersible motor |
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| EP1262671A1 (en) * | 2001-05-28 | 2002-12-04 | Ntn Corporation | Power transmission shaft |
| DE10306865B3 (en) * | 2003-02-19 | 2004-08-12 | Daimlerchrysler Ag | Manufacturing method for hardened shaft used in automobile drive transmission has shaft straightened before hardening process |
| CN101296776A (en) * | 2005-10-26 | 2008-10-29 | 丰田自动车株式会社 | Rotor shaft and method of manufacturing the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106002122A (en) * | 2016-06-30 | 2016-10-12 | 娄土岭 | Manufacturing process of automobile transmission shaft |
| CN106026553A (en) * | 2016-07-04 | 2016-10-12 | 广东利事丰机器人自动化科技有限公司 | Rotor automatic processing line |
| CN106026553B (en) * | 2016-07-04 | 2019-04-26 | 广东利事丰机器人自动化科技有限公司 | A kind of rotor automatic machining line |
| CN109079444A (en) * | 2018-09-04 | 2018-12-25 | 宁波恒源轴业有限公司 | A kind of electric tool motor rotor axis processing technique and process equipment |
| CN109202389A (en) * | 2018-09-21 | 2019-01-15 | 上海岩井精工结构件有限公司 | A kind of overturning axis processing technique |
| CN109202389B (en) * | 2018-09-21 | 2020-11-27 | 上海岩井精工结构件有限公司 | Machining process of turnover shaft |
| CN109175925A (en) * | 2018-10-23 | 2019-01-11 | 南京创力传动科技有限公司 | The technique manufacturing method of integral type high speed rotor shafts |
| CN110270796A (en) * | 2019-04-30 | 2019-09-24 | 江苏恒义汽配制造有限公司 | A kind of processing technology of rotor axis of electric |
| CN115213643A (en) * | 2022-08-23 | 2022-10-21 | 无锡市润和机械有限公司 | Method for machining overlong hollow reducing high-precision rotor shaft of aero-engine |
| CN115213643B (en) * | 2022-08-23 | 2023-08-01 | 无锡市润和机械有限公司 | Method for machining ultra-long hollow reducing high-precision rotor shaft of aero-engine |
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|---|---|
| CN103447781B (en) | 2016-03-02 |
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