CN110102991A - A kind of production technology of transmission shaft - Google Patents
A kind of production technology of transmission shaft Download PDFInfo
- Publication number
- CN110102991A CN110102991A CN201910542398.4A CN201910542398A CN110102991A CN 110102991 A CN110102991 A CN 110102991A CN 201910542398 A CN201910542398 A CN 201910542398A CN 110102991 A CN110102991 A CN 110102991A
- Authority
- CN
- China
- Prior art keywords
- transmission shaft
- production technology
- bar
- blank
- shaft according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
Abstract
The invention discloses a kind of production technologies of transmission shaft, include the following steps: S1, blanking: according to design requirement, selecting the bar of suitable dimension and material；S2, heat treatment: bar is heat-treated；S3, roughing: the bar through Overheating Treatment is transferred in tooling, is carried out hot-forging forming, is obtained blank；S4, finishing: blank is finished according to artwork, obtains transmission shaft finished product；S5, inspection, present invention process are simple, it is easy to accomplish, reduce production cost, obtain blank by way of being first heat-treated and being hot-forged again, improve processing efficiency, can effective guarantee machining accuracy, improve the intensity, hardness and wearability of product, the quality of production is high.
Description
Technical field
The present invention relates to transmission shaft technical field, the production technology of specifically a kind of transmission shaft.
Background technique
Transmission: refer to the power transmitting between machinery.Machine power is alternatively passed into terminal by intermediary
Equipment, this kind of drive include chain drive, frictional drive, hydraulic drive, gear drive and belt-type transmission etc..Transmission
Axis is a kind of component common in mechanical driving, there is very extensive application, and transmission shaft is a high revolving speed, few bearing
Rotary body, therefore its dynamic balancing is vital.There are complex process, higher cost for current transmission shaft production technology
The problems such as.
Summary of the invention
The purpose of the present invention is to provide a kind of production technologies of transmission shaft, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the invention provides the following technical scheme:
A kind of production technology of transmission shaft, includes the following steps:
S1, blanking: according to design requirement, the bar of suitable dimension and material is selected；
S2, heat treatment: bar is heat-treated；
S3, roughing: the bar through Overheating Treatment is transferred in tooling, is carried out hot-forging forming, is obtained blank；
S4, finishing: blank is finished according to artwork, obtains transmission shaft finished product；
S5, inspection.
As a further solution of the present invention: the heat treatment in the step S2 includes the following steps:
A1, preheating: bar is placed in heating furnace, is filled with nitrogen, preheats 10-30min；
A2, heating: 900-950 DEG C is warming up in 90-130min；
A3, heat preservation: it is cooled to 860 DEG C in 60-90min and is kept the temperature.
As a further solution of the present invention: the preheating temperature in the step a1 is 140-160 DEG C.
As a further solution of the present invention: the soaking time in the step a3 is 120-180min.
As a further solution of the present invention: in the step S3, after being hot-forged to bar, needing to tooling and blank
It is cooled down.
As a further solution of the present invention: the cooling is to carry out air cooling operation to blank using cooling air gun, cooling
Temperature be 0-20 DEG C, cooling time 90-120min.
As a further solution of the present invention: the finishing in the step S4 includes end face milling, drilling, turning, beats
Mill.
As a further solution of the present invention: the inspection in the step S5 includes magnetic inspection and dynamic balancing measurement.
Compared with prior art, the beneficial effects of the present invention are:
Present invention process is simple, it is easy to accomplish, production cost is reduced, obtains base by way of being first heat-treated and being hot-forged again
Part improves processing efficiency, can effective guarantee machining accuracy, improve the intensity, hardness and wearability of product, the quality of production
It is high.
Specific embodiment
The following is a clear and complete description of the technical scheme in the embodiments of the invention, it is clear that described embodiment
Only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, the common skill in this field
Art personnel every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Embodiment one:
A kind of production technology of transmission shaft, includes the following steps:
S1, blanking: according to design requirement, the bar of suitable dimension and material is selected；
S2, heat treatment: bar is heat-treated；
S3, roughing: the bar through Overheating Treatment is transferred in tooling, is carried out hot-forging forming, is obtained blank；
S4, finishing: blank is finished according to artwork, obtains transmission shaft finished product；
S5, inspection.
Heat treatment in the step S2 includes the following steps:
A1, preheating: bar is placed in heating furnace, is filled with nitrogen, preheats 10min；
A2, heating: 900 DEG C are warming up in 90min；
A3, heat preservation: it is cooled to 860 DEG C in 60min and is kept the temperature.
Preheating temperature in the step a1 is 140 DEG C.
Soaking time in the step a3 is 120min.
In the step S3, after being hot-forged bar, need to cool down tooling and blank.
The cooling is to carry out air cooling operation to blank using cooling air gun, and cooling temperature is 0 DEG C, and cooling time is
90min。
Finishing in the step S4 includes end face milling, drilling, turning, polishing.
Inspection in the step S5 includes magnetic inspection and dynamic balancing measurement.
Embodiment two:
A kind of production technology of transmission shaft, includes the following steps:
S1, blanking: according to design requirement, the bar of suitable dimension and material is selected；
S2, heat treatment: bar is heat-treated；
S3, roughing: the bar through Overheating Treatment is transferred in tooling, is carried out hot-forging forming, is obtained blank；
S4, finishing: blank is finished according to artwork, obtains transmission shaft finished product；
S5, inspection.
Heat treatment in the step S2 includes the following steps:
A1, preheating: bar is placed in heating furnace, is filled with nitrogen, preheats 20min；
A2, heating: 930 DEG C are warming up in 110min；
A3, heat preservation: it is cooled to 860 DEG C in 70min and is kept the temperature.
Preheating temperature in the step a1 is 150 DEG C.
Soaking time in the step a3 is 150min.
In the step S3, after being hot-forged bar, need to cool down tooling and blank.
The cooling is to carry out air cooling operation to blank using cooling air gun, and cooling temperature is 10 DEG C, and cooling time is
100min。
Finishing in the step S4 includes end face milling, drilling, turning, polishing.
Inspection in the step S5 includes magnetic inspection and dynamic balancing measurement.
Embodiment three:
A kind of production technology of transmission shaft, includes the following steps:
S1, blanking: according to design requirement, the bar of suitable dimension and material is selected；
S2, heat treatment: bar is heat-treated；
S3, roughing: the bar through Overheating Treatment is transferred in tooling, is carried out hot-forging forming, is obtained blank；
S4, finishing: blank is finished according to artwork, obtains transmission shaft finished product；
S5, inspection.
Heat treatment in the step S2 includes the following steps:
A1, preheating: bar is placed in heating furnace, is filled with nitrogen, preheats 30min；
A2, heating: 950 DEG C are warming up in 130min；
A3, heat preservation: it is cooled to 860 DEG C in 90min and is kept the temperature.
Preheating temperature in the step a1 is 160 DEG C.
Soaking time in the step a3 is 180min.
In the step S3, after being hot-forged bar, need to cool down tooling and blank.
The cooling is to carry out air cooling operation to blank using cooling air gun, and cooling temperature is 20 DEG C, and cooling time is
120min。
Finishing in the step S4 includes end face milling, drilling, turning, polishing.
Inspection in the step S5 includes magnetic inspection and dynamic balancing measurement.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
Claims (8)
1. a kind of production technology of transmission shaft, which comprises the steps of:
S1, blanking: according to design requirement, the bar of suitable dimension and material is selected；
S2, heat treatment: bar is heat-treated；
S3, roughing: the bar through Overheating Treatment is transferred in tooling, is carried out hot-forging forming, is obtained blank；
S4, finishing: blank is finished according to artwork, obtains transmission shaft finished product；
S5, inspection.
2. a kind of production technology of transmission shaft according to claim 1, which is characterized in that the heat treatment in the step S2
Include the following steps:
A1, preheating: bar is placed in heating furnace, is filled with nitrogen, preheats 10-30min；
A2, heating: 900-950 DEG C is warming up in 90-130min；
A3, heat preservation: it is cooled to 860 DEG C in 60-90min and is kept the temperature.
3. a kind of production technology of transmission shaft according to claim 2, which is characterized in that the preheating temperature in the step a1
Degree is 140-160 DEG C.
4. a kind of production technology of transmission shaft according to claim 2, which is characterized in that when heat preservation in the step a3
Between be 120-180min.
5. a kind of production technology of transmission shaft according to claim 1, which is characterized in that in the step S3, to stick
After material hot forging, need to cool down tooling and blank.
6. a kind of production technology of transmission shaft according to claim 5, which is characterized in that the cooling is using cooling air
Rifle carries out air cooling operation to blank, and cooling temperature is 0-20 DEG C, cooling time 90-120min.
7. a kind of production technology of transmission shaft according to claim 1, which is characterized in that the finishing in the step S4
Including end face milling, drilling, turning, polishing.
8. a kind of production technology of transmission shaft according to claim 1, which is characterized in that the inspection packet in the step S5
Include magnetic inspection and dynamic balancing measurement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910542398.4A CN110102991A (en) | 2019-06-21 | 2019-06-21 | A kind of production technology of transmission shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910542398.4A CN110102991A (en) | 2019-06-21 | 2019-06-21 | A kind of production technology of transmission shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110102991A true CN110102991A (en) | 2019-08-09 |
Family
ID=67495694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910542398.4A Pending CN110102991A (en) | 2019-06-21 | 2019-06-21 | A kind of production technology of transmission shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110102991A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112223117A (en) * | 2020-09-27 | 2021-01-15 | 宁波江丰电子材料股份有限公司 | Method for processing stainless steel bar with flatness less than or equal to 0.03mm |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102764968A (en) * | 2012-06-26 | 2012-11-07 | 昌利锻造有限公司 | Idler shaft processing method |
| CN103624503A (en) * | 2013-11-15 | 2014-03-12 | 重庆渝青机械配件制造有限公司 | Middle shaft machining technology |
| CN105033592A (en) * | 2014-08-14 | 2015-11-11 | 苏州优金金属成型科技有限公司 | Differential planetary gear blank processing technology |
| CN108435860A (en) * | 2018-03-05 | 2018-08-24 | 苏州特鑫精密电子有限公司 | A kind of one time punching molded technique used for vehicle transmission shaft |
| CN109551189A (en) * | 2018-12-03 | 2019-04-02 | 江苏智博工程机械科技有限公司 | A kind of processing technology of transmission shaft |
-
2019
- 2019-06-21 CN CN201910542398.4A patent/CN110102991A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102764968A (en) * | 2012-06-26 | 2012-11-07 | 昌利锻造有限公司 | Idler shaft processing method |
| CN103624503A (en) * | 2013-11-15 | 2014-03-12 | 重庆渝青机械配件制造有限公司 | Middle shaft machining technology |
| CN105033592A (en) * | 2014-08-14 | 2015-11-11 | 苏州优金金属成型科技有限公司 | Differential planetary gear blank processing technology |
| CN108435860A (en) * | 2018-03-05 | 2018-08-24 | 苏州特鑫精密电子有限公司 | A kind of one time punching molded technique used for vehicle transmission shaft |
| CN109551189A (en) * | 2018-12-03 | 2019-04-02 | 江苏智博工程机械科技有限公司 | A kind of processing technology of transmission shaft |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112223117A (en) * | 2020-09-27 | 2021-01-15 | 宁波江丰电子材料股份有限公司 | Method for processing stainless steel bar with flatness less than or equal to 0.03mm |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190809 |
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| RJ01 | Rejection of invention patent application after publication |