CN110434569A - A kind of processing technology of motor shaft - Google Patents
A kind of processing technology of motor shaft Download PDFInfo
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- CN110434569A CN110434569A CN201910840536.7A CN201910840536A CN110434569A CN 110434569 A CN110434569 A CN 110434569A CN 201910840536 A CN201910840536 A CN 201910840536A CN 110434569 A CN110434569 A CN 110434569A
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- motor shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/14—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass gear parts, e.g. gear wheels
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- Mechanical Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The present invention provides a kind of processing technology of motor shaft, which comprises the following steps: (1) blanking；(2) roughing；(3) it is heat-treated；(4) blank surface lubricated；(5) form grinding；(6) linear cutter；(7) surface hardening；(8) it refines；(9) shot-peening；(10) it is packed and stored.The round steel that the present invention uses substantially increases the tensile strength, yield strength and impact flexibility of motor shaft for medium carbon steel or medium carbon alloy steel；And processing technology of the invention simplifies production process, improves production efficiency, and it is with short production cycle, the hardness and wearability of motor shaft are effectively raised, the service life of motor shaft is improved.
Description
Technical field
The present invention relates to motor shaft processing technique field more particularly to a kind of processing technologys of motor shaft.
Background technique
In the operational process of motor, the major function of motor shaft is support rotation, and transmits power, the material of usual axis
There should be enough strength and stiffness, and have the characteristics that concentrate susceptibility low stress；But in the prior art, motor
The processing technology of axis is more complicated, and process flow is relatively complicated, and the intensity for the motor shaft prepared is lower, cannot expire well
Sufficient use demand.
Summary of the invention
The present invention exactly against the above technical problems, provides a kind of processing technology of motor shaft.
To achieve the above object, using following technical scheme: a kind of processing technology of motor shaft, feature exist the present invention
In, comprising the following steps:
(1) blanking: round steel the processing raw material as motor shaft of as-rolled condition is chosen；
(2) roughing roughing: is carried out to blahk structure to above-mentioned process raw material；
(3) it is heat-treated: above-mentioned blahk structure is put into furnace, reach 450 DEG C after a period of time of heating up, later with per hour
120 DEG C of heating rate is heated to 690-710 DEG C, and keeps temperature in furnace the temperature difference in each area is little during heating
In 30 DEG C, then to keeping the temperature in furnace, soaking time 4-6h finally closes furnace body, then with the cooling rate of 50 DEG C/h, by furnace body
Interior temperature is down to 200 DEG C；
(4) phosphatization saponification process blank surface lubricated: is carried out to the surface of the blahk structure after heat treatment；
(5) form grinding: the blahk structure after lubricated is interposed on clamp, passes through fixed or constantly change
Position carries out grinding to obtain required shape；
(6) linear cutter: the blahk structure after form grinding in step (5) is placed on electro-spark cutting machine later
Linear cutter is carried out, the motor of shape and size needed for blank is cut out by electro-spark cutting machine continuously pulsed discharge
Axis, and according to require to motor shaft carry out gear hobbing process spline；
(7) surface hardening: to lonneal after the splined section progress surface hardening of above-mentioned motor shaft；
(8) it refines: the splined section of the motor shaft after surface hardening is refined to desired size；
(9) shot blasting on surface processing shot-peening: is carried out to the splined section of the motor shaft after fine grinding；
(10) it is packed and stored: dimensional measurement being carried out to the motor shaft completed the process, when all data reach necessary requirement
It can be packed and stored.
It is warming up to 450 DEG C in the heat treatment process and needs 3 hours.
The process of phosphatization saponification process in the step (4) are as follows: blahk structure artificially pretreatment → oil removing degreasing → washing
→ flushing → phosphatization → washing → saponification → drying, wherein the temperature of phosphatization is 70-80 DEG C, time 15-25min, saponification
Temperature is 60-70 DEG C, time 5-15min.
Shot-peening velocity of projection is 1500-2500rpm in the blasting process, and projection amount is 600-1000kg/min, shot-peening
Particle is partial size 0.3-0.5mm.
Round steel in the step (1) is selected from medium carbon steel or medium carbon alloy steel.
The beneficial effects of the present invention are: the round steel that the present invention uses substantially increases electricity for medium carbon steel or medium carbon alloy steel
Tensile strength, yield strength and the impact flexibility of arbor；And processing technology of the invention simplifies production process, improves life
Efficiency is produced, it is with short production cycle, the hardness and wearability of motor shaft are effectively raised, the service life of motor shaft is improved.
Specific embodiment
Below with reference to embodiment, the invention will be further described:
A kind of processing technology of motor shaft, which comprises the following steps:
(1) blanking: round steel the processing raw material as motor shaft of as-rolled condition is chosen；
(2) roughing roughing: is carried out to blahk structure to above-mentioned process raw material；
(3) it is heat-treated: above-mentioned blahk structure is put into furnace, reach 450 DEG C after a period of time of heating up, later with per hour
120 DEG C of heating rate is heated to 690-710 DEG C, and keeps temperature in furnace the temperature difference in each area is little during heating
In 30 DEG C, then to keeping the temperature in furnace, soaking time 4-6h finally closes furnace body, then with the cooling rate of 50 DEG C/h, by furnace body
Interior temperature is down to 200 DEG C；
(4) phosphatization saponification process blank surface lubricated: is carried out to the surface of the blahk structure after heat treatment；
(5) form grinding: the blahk structure after lubricated is interposed on clamp, passes through fixed or constantly change
Position carries out grinding to obtain required shape；
(6) linear cutter: the blahk structure after form grinding in step (5) is placed on electro-spark cutting machine later
Linear cutter is carried out, the motor of shape and size needed for blank is cut out by electro-spark cutting machine continuously pulsed discharge
Axis, and according to require to motor shaft carry out gear hobbing process spline；
(7) surface hardening: to lonneal after the splined section progress surface hardening of above-mentioned motor shaft；
(8) it refines: the splined section of the motor shaft after surface hardening is refined to desired size；
(9) shot blasting on surface processing shot-peening: is carried out to the splined section of the motor shaft after fine grinding；
(10) it is packed and stored: dimensional measurement being carried out to the motor shaft completed the process, when all data reach necessary requirement
It can be packed and stored.
It is warming up to 450 DEG C in the heat treatment process and needs 3 hours.
The process of phosphatization saponification process in the step (4) are as follows: blahk structure artificially pretreatment → oil removing degreasing → washing
→ flushing → phosphatization → washing → saponification → drying, wherein the temperature of phosphatization is 70-80 DEG C, time 15-25min, saponification
Temperature is 60-70 DEG C, time 5-15min.
Shot-peening velocity of projection is 1500-2500rpm in the blasting process, and projection amount is 600-1000kg/min, shot-peening
Particle is partial size 0.3-0.5mm.
Round steel in the step (1) is selected from medium carbon steel or medium carbon alloy steel.
A kind of processing technology of the motor shaft of embodiment 1, comprising the following steps:
(1) blanking: round steel the processing raw material as motor shaft of as-rolled condition is chosen；
(2) roughing roughing: is carried out to blahk structure to above-mentioned process raw material；
(3) it is heat-treated: above-mentioned blahk structure is put into furnace, reach 450 DEG C after a period of time of heating up, later with per hour
120 DEG C of heating rate is heated to 690 DEG C, and keeps temperature in furnace during heating, and the temperature difference in each area is not more than 30
DEG C, then to keeping the temperature in furnace, soaking time 4h finally closes furnace body, then with the cooling rate of 50 DEG C/h, by the intracorporal temperature of furnace
Degree is down to 200 DEG C；
(4) phosphatization saponification process blank surface lubricated: is carried out to the surface of the blahk structure after heat treatment；
(5) form grinding: the blahk structure after lubricated is interposed on clamp, passes through fixed or constantly change
Position carries out grinding to obtain required shape；
(6) linear cutter: the blahk structure after form grinding in step (5) is placed on electro-spark cutting machine later
Linear cutter is carried out, the motor of shape and size needed for blank is cut out by electro-spark cutting machine continuously pulsed discharge
Axis, and according to require to motor shaft carry out gear hobbing process spline；
(7) surface hardening: to lonneal after the splined section progress surface hardening of above-mentioned motor shaft；
(8) it refines: the splined section of the motor shaft after surface hardening is refined to desired size；
(9) shot blasting on surface processing shot-peening: is carried out to the splined section of the motor shaft after fine grinding；
(10) it is packed and stored: dimensional measurement being carried out to the motor shaft completed the process, when all data reach necessary requirement
It can be packed and stored.
It is warming up to 450 DEG C in the heat treatment process and needs 3 hours.
The process of phosphatization saponification process in the step (4) are as follows: blahk structure artificially pretreatment → oil removing degreasing → washing
→ flushing → phosphatization → washing → saponification → drying, wherein the temperature of phosphatization is 70 DEG C, and the temperature of time 15min, saponification are
60 DEG C, time 5min.
Shot-peening velocity of projection is 1500rpm in the blasting process, and projection amount is 600kg/min, and shot blast particles are grain
Diameter 0.3mm.
Round steel in the step (1) is selected from medium carbon steel.
A kind of processing technology of the motor shaft of embodiment 2, comprising the following steps:
(1) blanking: round steel the processing raw material as motor shaft of as-rolled condition is chosen；
(2) roughing roughing: is carried out to blahk structure to above-mentioned process raw material；
(3) it is heat-treated: above-mentioned blahk structure is put into furnace, reach 450 DEG C after a period of time of heating up, later with per hour
120 DEG C of heating rate is heated to 710 DEG C, and keeps temperature in furnace during heating, and the temperature difference in each area is not more than 30
DEG C, then to keeping the temperature in furnace, soaking time 6h finally closes furnace body, then with the cooling rate of 50 DEG C/h, by the intracorporal temperature of furnace
Degree is down to 200 DEG C；
(4) phosphatization saponification process blank surface lubricated: is carried out to the surface of the blahk structure after heat treatment；
(5) form grinding: the blahk structure after lubricated is interposed on clamp, passes through fixed or constantly change
Position carries out grinding to obtain required shape；
(6) linear cutter: the blahk structure after form grinding in step (5) is placed on electro-spark cutting machine later
Linear cutter is carried out, the motor of shape and size needed for blank is cut out by electro-spark cutting machine continuously pulsed discharge
Axis, and according to require to motor shaft carry out gear hobbing process spline；
(7) surface hardening: to lonneal after the splined section progress surface hardening of above-mentioned motor shaft；
(8) it refines: the splined section of the motor shaft after surface hardening is refined to desired size；
(9) shot blasting on surface processing shot-peening: is carried out to the splined section of the motor shaft after fine grinding；
(10) it is packed and stored: dimensional measurement being carried out to the motor shaft completed the process, when all data reach necessary requirement
It can be packed and stored.
It is warming up to 450 DEG C in the heat treatment process and needs 3 hours.
The process of phosphatization saponification process in the step (4) are as follows: blahk structure artificially pretreatment → oil removing degreasing → washing
→ flushing → phosphatization → washing → saponification → drying, wherein the temperature of phosphatization is 80 DEG C, and the temperature of time 25min, saponification are
70 DEG C, time 15min.
Shot-peening velocity of projection is 2500rpm in the blasting process, and projection amount is 1000kg/min, and shot blast particles are grain
Diameter 0.5mm.
Round steel in the step (1) is selected from medium carbon alloy steel.
Above example is to the present invention have been described in detail, it is clear that the present invention implements not by the limit of aforesaid way
System as long as using the various improvement that the inventive concept and technical scheme of the present invention carry out, or not improved directly applies to it
Its occasion, it is within the scope of the present invention.
Claims (5)
1. a kind of processing technology of motor shaft, which comprises the following steps:
(1) blanking: round steel the processing raw material as motor shaft of as-rolled condition is chosen；
(2) roughing roughing: is carried out to blahk structure to above-mentioned process raw material；
(3) it is heat-treated: above-mentioned blahk structure is put into furnace, reach 450 DEG C after a period of time of heating up, later with per hour 120
DEG C heating rate, be heated to 690-710 DEG C, and keep temperature in furnace the temperature difference in each area is not more than during heating
30 DEG C, then to keeping the temperature in furnace, soaking time 4-6h finally closes furnace body, then with the cooling rate of 50 DEG C/h, will be in furnace body
Temperature be down to 200 DEG C；
(4) phosphatization saponification process blank surface lubricated: is carried out to the surface of the blahk structure after heat treatment；
(5) form grinding: the blahk structure after lubricated is interposed on clamp, by fixed or constantly change position
Grinding is carried out to obtain required shape；
(6) linear cutter: the blahk structure after form grinding in step (5) is placed on electro-spark cutting machine carries out later
Linear cutter cuts out the motor shaft of shape and size needed for blank by electro-spark cutting machine continuously pulsed discharge,
And according to require to motor shaft carry out gear hobbing process spline；
(7) surface hardening: to lonneal after the splined section progress surface hardening of above-mentioned motor shaft；
(8) it refines: the splined section of the motor shaft after surface hardening is refined to desired size；
(9) shot blasting on surface processing shot-peening: is carried out to the splined section of the motor shaft after fine grinding；
(10) it is packed and stored: dimensional measurement being carried out to the motor shaft completed the process, when all data reach necessary requirement
It is packed and stored.
2. a kind of processing technology of motor shaft according to claim 1, which is characterized in that heat up in the heat treatment process
3 hours are needed to 450 DEG C.
3. a kind of processing technology of motor shaft according to claim 1, which is characterized in that phosphating soap in the step (4)
Change the process of processing are as follows: blahk structure artificially pretreatment → oil removing degreasing → washing → flushing → phosphatization → washing → saponification → dry
Dry, wherein the temperature of phosphatization is 70-80 DEG C, time 15-25min, and the temperature of saponification is 60-70 DEG C, time 5-15min.
4. a kind of processing technology of motor shaft according to claim 1, which is characterized in that shot-peening is thrown in the blasting process
Firing rate degree is 1500-2500rpm, and projection amount is 600-1000kg/min, and shot blast particles are partial size 0.3-0.5mm.
5. a kind of processing technology of motor shaft according to claim 1, which is characterized in that the round steel in the step (1)
Selected from medium carbon steel or medium carbon alloy steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910840536.7A CN110434569A (en) | 2019-09-06 | 2019-09-06 | A kind of processing technology of motor shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910840536.7A CN110434569A (en) | 2019-09-06 | 2019-09-06 | A kind of processing technology of motor shaft |
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| Publication Number | Publication Date |
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| CN110434569A true CN110434569A (en) | 2019-11-12 |
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ID=68439488
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910840536.7A Withdrawn CN110434569A (en) | 2019-09-06 | 2019-09-06 | A kind of processing technology of motor shaft |
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| CN (1) | CN110434569A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112756908A (en) * | 2020-12-24 | 2021-05-07 | 天津跃峰科技股份有限公司 | Machining method of lubricating type motor shaft |
| CN113245634A (en) * | 2020-02-13 | 2021-08-13 | 日本电产株式会社 | Method for producing a motor shaft for an actuator having a tooth structure and a bearing seat |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105108456A (en) * | 2015-08-31 | 2015-12-02 | 重庆创精温锻成型有限公司 | Manufacturing method of new-energy automobile drive motor shaft |
| CN108057992A (en) * | 2017-12-06 | 2018-05-22 | 浙江浙研冷挤压有限公司 | A kind of preparation method of new-energy automobile drive motor shaft |
| CN108284301A (en) * | 2018-01-10 | 2018-07-17 | 瑞安市悦华汽车单向器有限公司 | A kind of new-energy automobile driving motor axis processing technique |
| CN108411073A (en) * | 2017-02-10 | 2018-08-17 | 天津市松正电动汽车技术股份有限公司 | A kind of high torque motor axis heat processing technique |
| CN109396776A (en) * | 2018-11-01 | 2019-03-01 | 慈溪市益丹电器有限公司 | A kind of processing technology of motor shaft |
-
2019
- 2019-09-06 CN CN201910840536.7A patent/CN110434569A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105108456A (en) * | 2015-08-31 | 2015-12-02 | 重庆创精温锻成型有限公司 | Manufacturing method of new-energy automobile drive motor shaft |
| CN108411073A (en) * | 2017-02-10 | 2018-08-17 | 天津市松正电动汽车技术股份有限公司 | A kind of high torque motor axis heat processing technique |
| CN108057992A (en) * | 2017-12-06 | 2018-05-22 | 浙江浙研冷挤压有限公司 | A kind of preparation method of new-energy automobile drive motor shaft |
| CN108284301A (en) * | 2018-01-10 | 2018-07-17 | 瑞安市悦华汽车单向器有限公司 | A kind of new-energy automobile driving motor axis processing technique |
| CN109396776A (en) * | 2018-11-01 | 2019-03-01 | 慈溪市益丹电器有限公司 | A kind of processing technology of motor shaft |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113245634A (en) * | 2020-02-13 | 2021-08-13 | 日本电产株式会社 | Method for producing a motor shaft for an actuator having a tooth structure and a bearing seat |
| CN112756908A (en) * | 2020-12-24 | 2021-05-07 | 天津跃峰科技股份有限公司 | Machining method of lubricating type motor shaft |
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Application publication date: 20191112 |