CN107127132A - A kind of splined shaft coating processes - Google Patents
A kind of splined shaft coating processes Download PDFInfo
- Publication number
- CN107127132A CN107127132A CN201710563967.4A CN201710563967A CN107127132A CN 107127132 A CN107127132 A CN 107127132A CN 201710563967 A CN201710563967 A CN 201710563967A CN 107127132 A CN107127132 A CN 107127132A
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- Prior art keywords
- splined shaft
- coating processes
- temperature
- treatment
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
- B05D7/16—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies using synthetic lacquers or varnishes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/002—Pretreatement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
- B05D3/0281—After-treatment with induction heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2504/00—Epoxy polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2505/00—Polyamides
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a kind of splined shaft coating processes, blasting craft is instead of with leaching priming paint technique, the stability of work piece production is substantially increased, improve the quality of workpiece, using sensing heating, workpiece can be heated at any time, need to heat up in advance unlike electric furnace, will also not be incubated during workpiece, accordingly, it is capable to which source utilization rate is very high, and also improve labor productivity, nylon powder is carried out using the waste heat of upper process smooth and level, improve labor productivity.The splined shaft coating processes have the advantages that product stability is high and labor productivity is high, wide market.
Description
Technical field
The present invention relates to auto parts and components production field, more particularly to a kind of splined shaft coating processes.
Background technology
Splined shaft is that machine driving is a kind of, as flat key, woodruff key, taper key effect, is all transmission mechanical torque,
The appearance of axle has longitudinal keyway, and the revolving part being enclosed on axle also has corresponding keyway, can keep with axle synchronous rotary.In rotation
While, what is had can also make longitudinal sliding motion, such as gearbox gear-shift gear on axle.Strengthen the market competitiveness, section for enterprise
About fund, obtains more profits, product is possessed supremacy clause and competitiveness into international market, research splined shaft coating work
Skill is very necessary.
CN03128021.8 discloses a kind of surface nylon coated technique of splined shaft, the spline with nylon coating
Axle applies in the spline axle assembly of automobile steering transmission device, the frictional force for solving existing splined shaft and spline housing is big,
The problem of noise is big, it is to avoid automobile is not direction and sensitivity is high in running at high speed or when road conditions are severe the problem of.But exist
Product stability is not high and the problem of not high labor productivity.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of splined shaft coating processes, to solve to cause in the prior art
Above-mentioned multinomial defect.
To achieve the above object, the present invention provides following technical scheme：A kind of splined shaft coating processes, including following step
Suddenly：
(1) splined shaft inspection
Inspection to carrying out splined shaft integrality before splined shaft upper part；
(2) pre-treatment
Then the splined shaft after inspection is washed, the washing work is washed for level Four, is one-level heating degreasing respectively
Washing, two grades washing, three-level circulation pure water is washed, the fresh pure water of level Four is washed；
(3) dry
Splined shaft by pre-treatment carries out baking operation again, and the temperature of the drying is 55-65 DEG C, the drying when
Between be 20-30min；
(4) cool
The splined shaft natural cooling of drying is cooled, the temperature after the cooling is 25-35 DEG C；
(5) paint
The splined shaft of drying carries out the spraying of priming paint, and the dried paint film thickness of the basecoat paint is 5-10um；
(6) sensing heating
Splined shaft after spray painting is put into induction heater and heated, the temperature of the heating is 65-85 DEG C, institute
The time for stating sensing heating is 30-50min；
(7) apply
Nylon powder is then coated in the surface of splined shaft, and using heating remaining temperature nylon powder is carried out it is smooth and level；
(8) cool down
After splined shaft coating, by cooler bin, until splined shaft surface temperature is cooled to 20-30 DEG C；
(9) examine
Standard is coated according to splined shaft appearance test is carried out to it, remove substandard product, qualified products packaging is dispatched from the factory.
It is preferred that, the consumption of degreasing agent is 0.01-0.02kg/ parts in the step (2).
It is preferred that, carry out flame treatment and Electrostatic Treatment after being dried in the step (3).
It is preferred that, the flame treatment is, by combusted gas generant thermal-flame, splined shaft surface to be handled,
The flame temperature is 1000-1600 DEG C.
It is preferred that, the Electrostatic Treatment is the high speed deionization wind then blown out by deionization airduct by after flame treatment
Splined shaft surface carry out electrostatic removal.
It is preferred that, the coating of priming paint is epoxy polyamide varnish in the step (5).
Beneficial effect using above technical scheme is：A kind of splined shaft coating processes that the present invention is provided, with leaching priming paint
Technique instead of blasting craft, substantially increase the stability of work piece production, improve the quality of workpiece, using sensing heating,
Workpiece can be heated at any time, need to heat up in advance unlike electric furnace, and will also not be incubated during workpiece, accordingly, it is capable to which source is utilized
Rate is very high, and also improves labor productivity, nylon powder is carried out using the waste heat of upper process it is smooth and level, improve work production
Rate.The splined shaft coating processes have the advantages that product stability is high and labor productivity is high, wide market.
Embodiment
The following detailed description of the preferred embodiment of the present invention.
Embodiment 1：
A kind of splined shaft coating processes, comprise the following steps：
(1) splined shaft inspection
Inspection to carrying out splined shaft integrality before splined shaft upper part；
(2) pre-treatment
Then the splined shaft after inspection is washed, the washing work is washed for level Four, is one-level heating degreasing respectively
Washing, two grades of washings, pure water is washed, the fresh pure water of level Four is washed for three-level circulation, and the consumption of the degreasing agent is 0.01kg/ parts；
(3) dry
Splined shaft by pre-treatment carries out baking operation again, and the temperature of the drying is 55 DEG C, the time of the drying
For 20min, flame treatment and Electrostatic Treatment are carried out after the drying, the flame treatment is to pass through combusted gas generant high temperature
Flame, is handled splined shaft surface, and the flame temperature is 1000 DEG C, and the Electrostatic Treatment is then to pass through deionization wind
Splined shaft surface after flame treatment is carried out electrostatic removal by the high speed deionization wind of pipe blowout；
(4) cool
The splined shaft natural cooling of drying is cooled, the temperature after the cooling is 25 DEG C；
(5) paint
The splined shaft of drying carries out the spraying of priming paint, and the dried paint film thickness of the basecoat paint is 5um, the priming paint
Coating is epoxy polyamide varnish；
(6) sensing heating
Splined shaft after spray painting is put into induction heater and heated, the temperature of the heating is 65 DEG C, described
The time of sensing heating is 30min；
(7) apply
Nylon powder is then coated in the surface of splined shaft, and using heating remaining temperature nylon powder is carried out it is smooth and level；
(8) cool down
After splined shaft coating, by cooler bin, until splined shaft surface temperature is cooled to 20 DEG C；
(9) examine
Standard is coated according to splined shaft appearance test is carried out to it, remove substandard product, qualified products packaging is dispatched from the factory.
Embodiment 2：
A kind of splined shaft coating processes, comprise the following steps：
(1) splined shaft inspection
Inspection to carrying out splined shaft integrality before splined shaft upper part；
(2) pre-treatment
Then the splined shaft after inspection is washed, the washing work is washed for level Four, is one-level heating degreasing respectively
Washing, two grades of washings, pure water is washed, the fresh pure water of level Four is washed for three-level circulation, and the consumption of the degreasing agent is 0.015kg/ parts；
(3) dry
Splined shaft by pre-treatment carries out baking operation again, and the temperature of the drying is 60 DEG C, the time of the drying
For 25min, flame treatment and Electrostatic Treatment are carried out after the drying, the flame treatment is to pass through combusted gas generant high temperature
Flame, is handled splined shaft surface, and the flame temperature is 1300 DEG C, and the Electrostatic Treatment is then to pass through deionization wind
Splined shaft surface after flame treatment is carried out electrostatic removal by the high speed deionization wind of pipe blowout；
(4) cool
The splined shaft natural cooling of drying is cooled, the temperature after the cooling is 30 DEG C；
(5) paint
The splined shaft of drying carries out the spraying of priming paint, and the dried paint film thickness of the basecoat paint is 8um, the priming paint
Coating is epoxy polyamide varnish；
(6) sensing heating
Splined shaft after spray painting is put into induction heater and heated, the temperature of the heating is 75 DEG C, described
The time of sensing heating is 40min；
(7) apply
Nylon powder is then coated in the surface of splined shaft, and using heating remaining temperature nylon powder is carried out it is smooth and level；
(8) cool down
After splined shaft coating, by cooler bin, until splined shaft surface temperature is cooled to 25 DEG C；
(9) examine
Standard is coated according to splined shaft appearance test is carried out to it, remove substandard product, qualified products packaging is dispatched from the factory.
Embodiment 3：
A kind of splined shaft coating processes, comprise the following steps：
(1) splined shaft inspection
Inspection to carrying out splined shaft integrality before splined shaft upper part；
(2) pre-treatment
Then the splined shaft after inspection is washed, the washing work is washed for level Four, is one-level heating degreasing respectively
Washing, two grades of washings, pure water is washed, the fresh pure water of level Four is washed for three-level circulation, and the consumption of the degreasing agent is 0.02kg/ parts；
(3) dry
Splined shaft by pre-treatment carries out baking operation again, and the temperature of the drying is 65 DEG C, the time of the drying
For 30min, flame treatment and Electrostatic Treatment are carried out after the drying, the flame treatment is to pass through combusted gas generant high temperature
Flame, is handled splined shaft surface, and the flame temperature is 1600 DEG C, and the Electrostatic Treatment is then to pass through deionization wind
Splined shaft surface after flame treatment is carried out electrostatic removal by the high speed deionization wind of pipe blowout；
(4) cool
The splined shaft natural cooling of drying is cooled, the temperature after the cooling is 35 DEG C；
(5) paint
The splined shaft of drying carries out the spraying of priming paint, and the dried paint film thickness of the basecoat paint is 10um, the priming paint
Coating be epoxy polyamide varnish；
(6) sensing heating
Splined shaft after spray painting is put into induction heater and heated, the temperature of the heating is 85 DEG C, described
The time of sensing heating is 50min；
(7) apply
Nylon powder is then coated in the surface of splined shaft, and using heating remaining temperature nylon powder is carried out it is smooth and level；
(8) cool down
After splined shaft coating, by cooler bin, until splined shaft surface temperature is cooled to 30 DEG C；
(9) examine
Standard is coated according to splined shaft appearance test is carried out to it, remove substandard product, qualified products packaging is dispatched from the factory.
After process above, sample is taken out respectively, and measurement result is as follows：
It can be drawn according to above table data, when the parameter of embodiment 2, the splined shaft after coating is applied than prior art
Product stability after covering, and labor productivity is improved and cost is reduced, and is now more beneficial for the coating of splined shaft.
The invention provides a kind of splined shaft coating processes, blasting craft is instead of with leaching priming paint technique, is substantially increased
The stability of work piece production, improves the quality of workpiece, using sensing heating, and workpiece can be heated at any time, unlike electric furnace
Need to heat up in advance like that, will also not be incubated during workpiece, accordingly, it is capable to source utilization rate is very high, and also improve labor productivity,
Nylon powder is carried out using the waste heat of upper process smooth and level, improve labor productivity.The splined shaft coating processes have product steady
The qualitative high and high advantage of labor productivity, wide market.
Above-described is only the preferred embodiment of the present invention, it is noted that for one of ordinary skill in the art
For, without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the present invention
Protection domain.
Claims (6)
1. a kind of splined shaft coating processes, it is characterised in that comprise the following steps：
(1) splined shaft inspection
Inspection to carrying out splined shaft integrality before splined shaft upper part；
(2) pre-treatment
Then the splined shaft after inspection is washed, it is described washing work be level Four wash, be respectively one-level heating degreasing wash,
Two grades washing, three-level circulation pure water is washed, the fresh pure water of level Four is washed；
(3) dry
Splined shaft by pre-treatment carries out baking operation again, and the temperature of the drying is 55-65 DEG C, and the time of the drying is
20-30min；
(4) cool
The splined shaft natural cooling of drying is cooled, the temperature after the cooling is 25-35 DEG C；
(5) paint
The splined shaft of drying carries out the spraying of priming paint, and the dried paint film thickness of the basecoat paint is 5-10um；
(6) sensing heating
Splined shaft after spray painting is put into induction heater and heated, the temperature of the heating is 65-85 DEG C, the sense
The time that should be heated is 30-50min；
(7) apply
Nylon powder is then coated in the surface of splined shaft, and using heating remaining temperature nylon powder is carried out it is smooth and level；
(8) cool down
After splined shaft coating, by cooler bin, until splined shaft surface temperature is cooled to 20-30 DEG C；
(9) examine
Standard is coated according to splined shaft appearance test is carried out to it, remove substandard product, qualified products packaging is dispatched from the factory.
2. a kind of splined shaft coating processes according to claim 1, it is characterised in that degreasing agent in the step (2)
Consumption is 0.01-0.02kg/ parts.
3. a kind of splined shaft coating processes according to claim 1, it is characterised in that drying is laggard in the step (3)
Row flame treatment and Electrostatic Treatment.
4. a kind of splined shaft coating processes according to claim 3, it is characterised in that the flame treatment is by burning
The thermal-flame that gas is produced, is handled splined shaft surface, and the flame temperature is 1000-1600 DEG C.
5. a kind of splined shaft coating processes according to claim 3, it is characterised in that the Electrostatic Treatment is then to pass through
Splined shaft surface after flame treatment is carried out electrostatic removal by the high speed deionization wind of deionization airduct blowout.
6. a kind of splined shaft coating processes according to claim 1, it is characterised in that the painting of priming paint in the step (5)
Expect for epoxy polyamide varnish.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710563967.4A CN107127132A (en) | 2017-07-12 | 2017-07-12 | A kind of splined shaft coating processes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710563967.4A CN107127132A (en) | 2017-07-12 | 2017-07-12 | A kind of splined shaft coating processes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107127132A true CN107127132A (en) | 2017-09-05 |
Family
ID=59737964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710563967.4A Pending CN107127132A (en) | 2017-07-12 | 2017-07-12 | A kind of splined shaft coating processes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107127132A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107953114A (en) * | 2017-12-25 | 2018-04-24 | 重庆耐世特转向系统有限公司 | Wheel steering system high density tooth jackshaft production line |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104275292A (en) * | 2013-07-12 | 2015-01-14 | 无锡成博科技发展有限公司 | Automobile transmission shaft sliding spline surface coating process |
| CN104475311A (en) * | 2014-12-03 | 2015-04-01 | 江西科技学院 | Automobile bumper spraying method |
-
2017
- 2017-07-12 CN CN201710563967.4A patent/CN107127132A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104275292A (en) * | 2013-07-12 | 2015-01-14 | 无锡成博科技发展有限公司 | Automobile transmission shaft sliding spline surface coating process |
| CN104475311A (en) * | 2014-12-03 | 2015-04-01 | 江西科技学院 | Automobile bumper spraying method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107953114A (en) * | 2017-12-25 | 2018-04-24 | 重庆耐世特转向系统有限公司 | Wheel steering system high density tooth jackshaft production line |
| CN107953114B (en) * | 2017-12-25 | 2023-11-10 | 重庆耐世特转向系统有限公司 | High-density tooth intermediate shaft production line of vehicle steering system |
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Application publication date: 20170905 |
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