CN103591265A - Wind power output gear shaft spline seepage-proofing method - Google Patents
Wind power output gear shaft spline seepage-proofing method Download PDFInfo
- Publication number
- CN103591265A CN103591265A CN201310632415.6A CN201310632415A CN103591265A CN 103591265 A CN103591265 A CN 103591265A CN 201310632415 A CN201310632415 A CN 201310632415A CN 103591265 A CN103591265 A CN 103591265A
- Authority
- CN
- China
- Prior art keywords
- gear shaft
- output gear
- wind
- electricity generation
- powered electricity
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/0018—Shaft assemblies for gearings
- F16H57/0025—Shaft assemblies for gearings with gearing elements rigidly connected to a shaft, e.g. securing gears or pulleys by specially adapted splines, keys or methods
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wind Motors (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention discloses a wind power output gear shaft spline seepage-proofing method which includes the steps of using a seepage-proofing protective cover to cover a spline part, and fixing the seepage-proofing protective cover and the spline part to be fixed to a wind power output gear shaft. According to the wind power output gear shaft spline seepage-proofing method, the spline part is covered with the seepage-proofing protective cover in a hat-wearing mode to carry out seepage-proofing processing, carburizing media can be effectively prevented from seeping into the spline part, overall through quenching of spline teeth in the follow-up quenching process can be avoided, the comprehensive mechanical performance of a spline is guaranteed, convenience is brought to follow-up machining processing, the machining cost is saved, a machining allowance of the spline part is not required to be reserved before carbonization is carried out, the machining processes can be reduced, the weight of the wind power output gear shaft in the machining process is reduced, and the follow-up hot working cost is saved.
Description
Technical field
The present invention relates to a kind of method of anti-carburizing, relate in particular to a kind of wind-powered electricity generation output gear shaft spline anti-seepage method.
Background technique
Output gear shaft in wind power reduction gear box is part very crucial in output system, the feature of this part is that gear of output end modulus large (m >=12), the number of teeth are few, transmitting torque is large, with casing be spline joint, spline modulus little (m≤3), generally, wind-powered electricity generation output gear shaft adopts carburizing and quenching to strengthen the flank of tooth, yet because output shaft one end is provided with spline, conventionally adopt this end spline place coating impermeable coating to carry out antiseepage processing.Due in actual course of working, the state that coating at high temperature there will be partial melting and comes off, check that spline hardness is 50-62HRC, therefore spline place there will be the phenomenon of carburizing, and because spline tooth is little, carburizing bed thickness can cause the whole through hardening of spline tooth, easy broken teeth in use, follow-up machining difficulty, therefore can only adopt long-time in high-temperature tempering reduce its hardness, improve the comprehensive mechanical performance of spline, be beneficial to follow-up machly carry out smoothly simultaneously, this manufacturing procedure process time is long, and operation is many, energy consumption is large, is unfavorable for cost-saving.
Therefore, for addressing the above problem, need a kind of wind-powered electricity generation output gear shaft spline anti-seepage method, guarantee the spline of wind-powered electricity generation output gear shaft to carry out effective antiseepage processing, avoid the whole through hardening of spline tooth in follow-up quenching process, guarantee the comprehensive mechanical performance of spline, be convenient to it to carry out follow-up mechanical process, save processing cost.
Summary of the invention
In view of this, the object of this invention is to provide a kind of wind-powered electricity generation output gear shaft spline anti-seepage method, can guarantee the spline of wind-powered electricity generation output gear shaft to carry out effective antiseepage processing, avoid the whole through hardening of spline tooth in follow-up quenching process, guarantee the comprehensive mechanical performance of spline, be convenient to it to carry out follow-up mechanical process, be beneficial to saving processing cost.
Wind-powered electricity generation output gear shaft spline anti-seepage method of the present invention, comprises and adopts antiseepage guard shield cover in splined section outside and be fixed in wind-powered electricity generation output gear shaft;
Further, described antiseepage guard shield is hat-shaped structure, comprises bottom and skirt section; The Shi Qi skirt section, end that when antiseepage is processed, antiseepage guard shield is set in to wind-powered electricity generation output gear shaft splined section place covers in splined section outside, bottom, and to cover in the corresponding end-faces of wind-powered electricity generation output gear shaft outside;
Further, on described wind-powered electricity generation output gear shaft, be positioned at splined section and be axially provided with outside thread in inner side; The skirt section inwall of described antiseepage guard shield is provided with the internal thread matching with outside thread; Antiseepage guard shield is connected and fixed on wind-powered electricity generation output gear shaft by internal thread and outside thread;
Further, the internal thread of described antiseepage guard shield is greater than the outside thread of wind-powered electricity generation output gear shaft to the distance of end, splined section place end face to the distance of its bottom;
Further, described antiseepage guard shield adopts Q235 steel to make.
The invention has the beneficial effects as follows: wind-powered electricity generation output gear shaft spline anti-seepage method of the present invention, adopt the mode of " being branded as " to utilize antiseepage guard shield to cover in splined section outside and carry out antiseepage processing, can effectively stop the infiltration of carburizing medium, avoid the whole through hardening of spline tooth in follow-up quenching process, guarantee the comprehensive mechanical performance of spline, be convenient to it to carry out follow-up mechanical process, be beneficial to saving processing cost, and before Carburization Treatment, splined section is without reserved machining allowance, can reduce manufacturing procedure, reduce the weight in wind-powered electricity generation output gear shaft course of working, save subsequent thermal processing cost.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is wind-powered electricity generation output gear shaft leakage preventing structure schematic diagram.
Embodiment
Fig. 1 is wind-powered electricity generation output gear shaft leakage preventing structure schematic diagram, as shown in the figure: the wind-powered electricity generation output gear shaft spline anti-seepage method of the present embodiment, comprises and adopt antiseepage guard shield 2 cover in splined section 3 outsides and be fixed in wind-powered electricity generation output gear shaft 1; The whole 17CrNiMo6 high alloy carburation steel material that adopts of wind-powered electricity generation output gear shaft 1 is made; Antiseepage needs to make antiseepage guard shield 2 before processing, and antiseepage guard shield 2 can be that the round nested structure that can cover in splined section 3 outsides can be also the hat-shaped structure that can cover in the whole end at wind-powered electricity generation output gear shaft 1 splined section 3 places; Antiseepage guard shield 2 can be threaded connection and be fixed on wind-powered electricity generation output gear shaft 1, also can be held tightly and is fixed on wind-powered electricity generation output gear shaft 1 by anchor ear or clip, all can realize object of the present invention; Adopt the form of " being branded as " to utilize antiseepage guard shield 2 to cover in splined section 3 outsides and carry out antiseepage processing, than the mode that is coated with impermeable coating in prior art, can effectively stop the infiltration of carburizing medium, avoid the whole through hardening of spline tooth in follow-up quenching process.
In the present embodiment, described antiseepage guard shield 2 is hat-shaped structure, comprises bottom 2a and skirt section 2b; Shi Qi skirt section, the end 2b that when antiseepage is processed, antiseepage guard shield 2 is set in to wind-powered electricity generation output gear shaft 1 splined section 3 places covers in splined section 3 outsides, bottom 2a, and to cover in the corresponding end-faces of wind-powered electricity generation output gear shaft 1 outside; Can carry out antiseepage processing to splined section 3 and wind-powered electricity generation output gear shaft 1 upper spline part 3 end, place end faces simultaneously, avoid this end hardening much higher hard, guarantee its core toughness and follow-up machinability, carburizing is front without reserved machining allowance, can reduce manufacturing procedure, reduce the weight in wind-powered electricity generation output gear shaft 1 course of working, save subsequent thermal processing cost.
In the present embodiment, on described wind-powered electricity generation output gear shaft 1, be positioned at splined section 3 and be axially provided with outside thread 4 in inner side; The skirt section 2b inwall of described antiseepage guard shield 2 is provided with the internal thread matching with outside thread 4; Antiseepage guard shield 2 is connected and fixed on wind-powered electricity generation output gear shaft 1 by internal thread and outside thread 4; Internal thread length is not less than outside thread 4 length, and while screwing, internal thread outer end is at least threaded to outside thread 4 away from one end of splined section 3, make outside thread 4 integral coating inner in antiseepage guard shield 2 skirt section 2b, not only be convenient to being connected and fixed of antiseepage guard shield 2 and wind-powered electricity generation output gear shaft 1, and can play effective antiseepage effect to outside thread 4, therefore the front outside thread of Carburization Treatment 4 places are without reserved machining allowance, can reduce manufacturing procedure, reduce the weight in wind-powered electricity generation output gear shaft 1 course of working, save subsequent thermal processing cost.
In the present embodiment, the internal thread of described antiseepage guard shield 2 is greater than the outside thread 4 of wind-powered electricity generation output gear shaft 1 to the distance of splined section 3 end, place end faces to the distance of its bottom 2a, the guard shield of antiseepage simultaneously 2 skirt section 2b internal diameters are greater than splined section 3 tip diameters, make antiseepage guard shield 2 be fixed on wind-powered electricity generation output gear shaft 1 and leave certain interval afterwards and between splined section 3 and wind-powered electricity generation output gear shaft 1 splined section 3 end, place end faces, not only be convenient to the installation of antiseepage guard shield 2, and at splined section 3 and the outside confined space that forms of this end face, can effectively stop the infiltration of carburizing medium.
In the present embodiment, described antiseepage guard shield 2 adopts Q235 steel to make, and by oil quenching, can guarantee its toughness, and each antiseepage guard shield 2 can be used 5-6 time, and anti-seepage effect is remarkable simultaneously.
Finally explanation is, above embodiment is only unrestricted in order to technological 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 technological 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 (5)
1. a wind-powered electricity generation output gear shaft spline anti-seepage method, is characterized in that: comprise and adopt antiseepage guard shield cover in splined section outside and be fixed in wind-powered electricity generation output gear shaft.
2. wind-powered electricity generation output gear shaft spline anti-seepage method according to claim 1, is characterized in that: described antiseepage guard shield is hat-shaped structure, comprises bottom and skirt section; The Shi Qi skirt section, end that when antiseepage is processed, antiseepage guard shield is set in to wind-powered electricity generation output gear shaft splined section place covers in splined section outside, bottom, and to cover in the corresponding end-faces of wind-powered electricity generation output gear shaft outside.
3. wind-powered electricity generation output gear shaft spline anti-seepage method according to claim 2, is characterized in that: on described wind-powered electricity generation output gear shaft, be positioned at splined section and be axially provided with outside thread in inner side; The skirt section inwall of described antiseepage guard shield is provided with the internal thread matching with outside thread; Antiseepage guard shield is connected and fixed on wind-powered electricity generation output gear shaft by internal thread and outside thread.
4. wind-powered electricity generation output gear shaft spline anti-seepage method according to claim 3, is characterized in that: the internal thread of described antiseepage guard shield is greater than the outside thread of wind-powered electricity generation output gear shaft to the distance of end, splined section place end face to the distance of its bottom.
5. wind-powered electricity generation output gear shaft spline anti-seepage method according to claim 4, is characterized in that: described antiseepage guard shield adopts Q235 steel to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310632415.6A CN103591265B (en) | 2013-11-29 | 2013-11-29 | Wind power output gear shaft spline seepage-proofing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310632415.6A CN103591265B (en) | 2013-11-29 | 2013-11-29 | Wind power output gear shaft spline seepage-proofing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103591265A true CN103591265A (en) | 2014-02-19 |
| CN103591265B CN103591265B (en) | 2017-01-18 |
Family
ID=50081516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310632415.6A Active CN103591265B (en) | 2013-11-29 | 2013-11-29 | Wind power output gear shaft spline seepage-proofing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103591265B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104726818A (en) * | 2015-03-19 | 2015-06-24 | 吴江市菀坪宝得利缝制设备机械厂 | Antipercolator for steering screw |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63195256A (en) * | 1987-02-06 | 1988-08-12 | Toyota Motor Corp | Method for simultaneous carburization and quenching of plug |
| JP2004307927A (en) * | 2003-04-07 | 2004-11-04 | Nissan Motor Co Ltd | Method for manufacturing sliding member, and sliding member |
| JP2005273012A (en) * | 2004-02-27 | 2005-10-06 | Jfe Steel Kk | Rod parts for machine structure superior in fatigue characteristics, and manufacturing method therefor |
| CN201896186U (en) * | 2010-11-09 | 2011-07-13 | 南车戚墅堰机车车辆工艺研究所有限公司 | Carburizing and quenching equipment for gear shafts |
| CN102676765A (en) * | 2012-06-21 | 2012-09-19 | 湘电集团有限公司 | Device for shape fixing for inner spline housing in carburizing and quenching |
| CN102864405A (en) * | 2012-09-05 | 2013-01-09 | 江国辉 | Anti-seepage sleeve of gear shaft |
| CN103320798A (en) * | 2013-06-20 | 2013-09-25 | 衡阳风顺车桥有限公司 | Carburizing and quenching process for gear spline shaft |
-
2013
- 2013-11-29 CN CN201310632415.6A patent/CN103591265B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63195256A (en) * | 1987-02-06 | 1988-08-12 | Toyota Motor Corp | Method for simultaneous carburization and quenching of plug |
| JP2004307927A (en) * | 2003-04-07 | 2004-11-04 | Nissan Motor Co Ltd | Method for manufacturing sliding member, and sliding member |
| JP2005273012A (en) * | 2004-02-27 | 2005-10-06 | Jfe Steel Kk | Rod parts for machine structure superior in fatigue characteristics, and manufacturing method therefor |
| CN201896186U (en) * | 2010-11-09 | 2011-07-13 | 南车戚墅堰机车车辆工艺研究所有限公司 | Carburizing and quenching equipment for gear shafts |
| CN102676765A (en) * | 2012-06-21 | 2012-09-19 | 湘电集团有限公司 | Device for shape fixing for inner spline housing in carburizing and quenching |
| CN102864405A (en) * | 2012-09-05 | 2013-01-09 | 江国辉 | Anti-seepage sleeve of gear shaft |
| CN103320798A (en) * | 2013-06-20 | 2013-09-25 | 衡阳风顺车桥有限公司 | Carburizing and quenching process for gear spline shaft |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104726818A (en) * | 2015-03-19 | 2015-06-24 | 吴江市菀坪宝得利缝制设备机械厂 | Antipercolator for steering screw |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103591265B (en) | 2017-01-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102794621B (en) | Production method of locomotive gear forging piece | |
| CN104498965A (en) | Carburizing and quenching method for cylindrical gear | |
| CN207347612U (en) | A kind of thin-wall annular gear quenching fixture | |
| CN102560061A (en) | Control method of hollow gear shaft carburization and quenching distortion | |
| CN103591265A (en) | Wind power output gear shaft spline seepage-proofing method | |
| CN204974718U (en) | Take water -cooling roll table of guide ring | |
| CN2934262Y (en) | Intermediate frequency quenching inductor for large-scale internal tooth loop | |
| CN103590049A (en) | Processing method for spline of wind power output gear shaft | |
| CN103624505A (en) | Wind power output gear shaft machining method | |
| CN202484038U (en) | Embedded screw sleeve for high-power wind power generation blade | |
| CN202778756U (en) | Silicon carbide ceramic/metal combined prestressed spray pipe | |
| CN202417617U (en) | Radial labyrinth gland of turbine | |
| CN203582952U (en) | Protective casing of carburized and quenched crank thread | |
| CN109604977A (en) | A kind of manufacturing process of crawler belt guide | |
| CN214837758U (en) | Combined forging main shaft of wind generating set | |
| CN204664523U (en) | A kind of safety valve | |
| CN207880033U (en) | The axial direction positioning device of spline bindiny mechanism in gear-box | |
| CN207788690U (en) | A kind of anti-splashing worm abrasion wheel | |
| CN203265953U (en) | Water-jacket-free combustion chamber of welding furnace | |
| CN203007313U (en) | Water-cooling cover of continuous steelmaking electric furnace | |
| CN202946654U (en) | Oil return structure of mechanical box body parts | |
| CN102534137A (en) | Far-infrared local heating correction half-gear-ring heat treatment opening deformation method | |
| CN204610757U (en) | Reinforced bevel pinion | |
| CN203811035U (en) | Gunstock seat for armoured car | |
| CN203530526U (en) | Exhaust gas interface device of carbon-fiber graphitizing furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |