CN204644421U - A kind of quenching frock of high ferro locomotive gear - Google Patents
A kind of quenching frock of high ferro locomotive gear Download PDFInfo
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- CN204644421U CN204644421U CN201520196682.8U CN201520196682U CN204644421U CN 204644421 U CN204644421 U CN 204644421U CN 201520196682 U CN201520196682 U CN 201520196682U CN 204644421 U CN204644421 U CN 204644421U
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Abstract
The utility model discloses a kind of quenching frock of high ferro locomotive gear, comprising: an oil-feed pallet, and some oil supply holes offered by described oil-feed pallet; One gear to be processed, described gear is placed in described oil-feed pallet upper end; One oil cover, the described oily enclosure is in the upper end of described oil-feed pallet; One first pressing plate, the end face of described gear pushed down by described first pressing plate; One second pressing plate, the interior hole end surface of described gear pushed down by described second pressing plate; One transition tapered sleeve, described transition tapered sleeve is placed in the described endoporus of described gear; One axle, described axle is placed in the central authorities of described transition tapered sleeve.Use the utility model, by adopting the quenching frock of high speed master wheel, in conjunction with the use of Quenching press, can effectively correct the distortion produced in cementation process, and can prevent the distortion in quenching process, thus when ensureing gear grinding, tooth root there will not be step, ensures the quality of high ferro gear.
Description
Technical field
The utility model relates to a kind of technical field of frock of quenching, and particularly relates to a kind of quenching frock of high ferro locomotive gear.
Background technology
High ferro exports master wheel has high requirement to the accuracy of gear, now domestic can production high ferro gear producer, its machining apparatus is all world-class, but in actual production process, still there is high condemnation factor, its major cause is very thin at high ferro output gear wall thickness, can produce moderate finite deformation in carburizing and quenching, when causing later stage grinding, tooth root produces larger step, weakens the fatigue strength of gear greatly.
Utility model content
The purpose of this utility model is the quenching frock providing a kind of high ferro locomotive gear, exporting the distortion occurred in master wheel carburizing treatment process, preventing gear from deforming in quenching process simultaneously for correcting high ferro locomotive main transmission gear box.
To achieve these goals, the technical scheme that the utility model is taked is:
A quenching frock for high ferro locomotive gear, wherein, comprising: an oil-feed pallet, and some oil supply holes offered by described oil-feed pallet; One gear to be processed, described gear is placed in described oil-feed pallet upper end; One oil cover, the described oily enclosure is in the upper end of described oil-feed pallet; One first pressing plate, described first pressing plate is placed in the upper end of described gear, and the end face of described gear pushed down by described first pressing plate, and described first pressing plate offers some outlet-ports and circulating oil tank; One second pressing plate, described second pressing plate is placed in the upper end of described gear, and the interior hole end surface of described gear pushed down by described second pressing plate, and described second pressing plate offers some outlet-ports and circulating oil tank; One transition tapered sleeve, described transition tapered sleeve is placed in the described endoporus of described gear; One axle, described axle is placed in the central authorities of described transition tapered sleeve.
The quenching frock of above-mentioned a kind of high ferro locomotive gear, wherein, some described outlet-ports are offered in the upper surface of described first pressing plate, and the presser feet of described first pressing plate offers some described circulating oil tank.
The quenching frock of above-mentioned a kind of high ferro locomotive gear, wherein, some described outlet-ports are offered in the upper surface of described second pressing plate, and the presser feet of described second pressing plate offers some described circulating oil tank.
The quenching frock of above-mentioned a kind of high ferro locomotive gear, wherein, described oil cover mates with described first pressing plate and is connected.
The quenching frock of above-mentioned a kind of high ferro locomotive gear, wherein, described first pressing plate mates with described second pressing plate and is connected.
The quenching frock of above-mentioned a kind of high ferro locomotive gear, wherein, described axle runs through described second pressing plate.
The utility model is owing to have employed above-mentioned technology, and the positively effect making it compared with prior art to have is:
(1) pass through the use of oil cover, make to form quenching oil pocket, pinion quench cooling rate, realizes quench rates and accurately controls, thus effective pinion hardness.
(2) axle is connected by transition tapered sleeve with gear, highly versatile, and is easy to assembling and dismounting.
(3) by axle and transition tapered sleeve, bore is supported, prevent bore from producing distortion.
(4) by oil-feed pallet, the first pressing plate and the second pressing plate, utilize the distortion in the pressure elimination cementation process of Quenching press, and prevent quenching process middle gear from producing distortion.
(5) frock upper parts is all provided with step, only needs to lift by crane axle, and a whole set of frock just can be opened completely.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the quenching frock of a kind of high ferro locomotive gear of the present utility model.
In accompanying drawing: 1, oil-feed pallet; 11, oil supply hole; 2, gear; 3, oil cover; 4, the first pressing plate; 41, outlet-port; 42, circulating oil tank; 5, the second pressing plate; 51, outlet-port; 52, circulating oil tank; 6, transition tapered sleeve; 7, axle.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, but not as restriction of the present utility model.
Fig. 1 is the schematic diagram of the quenching frock of a kind of high ferro locomotive gear of the present utility model, shown in Figure 1.The quenching frock of a kind of high ferro locomotive gear of the present utility model, includes an oil-feed pallet 1, offers some oil supply holes 11 in the upper surface of oil-feed pallet 1.One gear 2 to be processed, gear 2 is placed in the upper end of oil-feed pallet 1.By oil-feed pallet 1, gear 2 entirety is held, by two end faces (gear face and interior hole end surface) of Support Gear 2 lower surface, prevent gear 2 from producing distortion downwards, simultaneously, by the oil supply hole 11 of oil-feed pallet 1, cooling oil is entered in quenching chamber.One oil cover 3, oil cover 3 is placed on the upper end of oil-feed pallet 1.Cooling oil and outside fluid are separated by oil cover 3, form a quenching oil pocket, the speed of cooling of pinion 2, prevents its cooling too fast or excessively slow.One first pressing plate 4, first pressing plate 4 is placed in the upper end of gear 2, and the end face of gear 2 pushed down by the first pressing plate 4, and the first pressing plate 4 offers some outlet-ports 41 and circulating oil tank 42.The gear face of gear 2 is pushed down by the first pressing plate 4, and is delivered on gear 2 by the pressure on external Quenching press, corrects the distortion of gear 2 teeth portion in cementation process, prevents quenching process middle gear 2 end face and teeth portion to produce distortion simultaneously.One second pressing plate 5, second pressing plate 5 is placed in the upper end of gear 2, and the interior hole end surface of gear 2 pushed down by the second pressing plate 5, and the second pressing plate 5 offers some outlet-ports 51 and circulating oil tank 52.Hole end surface in gear 2 is pushed down by the second pressing plate 5, and is delivered on gear 2 by the pressure on Quenching press, corrects the distortion of end face in cementation process, prevents hole end surface in quenching process to produce distortion simultaneously.One transition tapered sleeve 6, transition tapered sleeve 6 is placed in the endoporus of gear 2.One axle 7, axle 7 is placed in the central authorities of transition tapered sleeve 6.By axle 7 and transition tapered sleeve 6, gear 2 endoporus is carried out swelling support, the distortion of endoporus in cementation process is corrected, prevent endoporus in quenching process to produce distortion simultaneously.And the use of transition tapered sleeve 6, the versatility of different finish size can be realized, and dismounting can be closed by quick assembling.
The utility model also has following embodiment on the basis of the above:
In further embodiment of the present utility model, please continue shown in Figure 1.The presser feet offering some outlet-port 41, first pressing plates 4 in the upper surface of the first pressing plate 4 offers some circulating oil tank 42.By outlet-port 41 and circulating oil tank 42, gear 2 is cooled more abundant.
In further embodiment of the present utility model, the presser feet that some outlet-port 51, second pressing plates 5 are offered in the upper surface of the second pressing plate 5 offers some circulating oil tank 52.By outlet-port 51 and circulating oil tank 52, gear 2 is cooled more abundant.
In further embodiment of the present utility model, oil cover 3 mates with the first pressing plate 4 and is connected, and meanwhile, the first pressing plate 4 mates with the second pressing plate 5 and is connected.
In further embodiment of the present utility model, axle 7 runs through the second pressing plate 5.
In sum, use the quenching frock of a kind of high ferro locomotive gear of the utility model, by adopting the quenching frock of high speed master wheel, in conjunction with the use of Quenching press, can effectively correct the distortion produced in cementation process, and the distortion in quenching process can be prevented, thus tooth root there will not be step when ensureing gear grinding, ensure the quality of high ferro gear, frock of the present utility model is assembled and is dismantled very convenient simultaneously, is applicable to the manufacture of thin-wall gear class part in enormous quantities.Meanwhile, effectively can there is great promoter action by Improving The Quality of Products, and a large amount of manpower and materials can be saved, and be easy to apply.
The foregoing is only the utility model preferred embodiment; not thereby embodiment of the present utility model and protection domain is limited; to those skilled in the art; should recognize and all should be included in the scheme that equivalent replacement done by all utilization the utility model specification sheetss and diagramatic content and apparent change obtain in protection domain of the present utility model.
Claims (6)
1. a quenching frock for high ferro locomotive gear, its spy is, comprising:
One oil-feed pallet, some oil supply holes offered by described oil-feed pallet;
One gear to be processed, described gear is placed in described oil-feed pallet upper end;
One oil cover, the described oily enclosure is in the upper end of described oil-feed pallet;
One first pressing plate, described first pressing plate is placed in the upper end of described gear, and the end face of described gear pushed down by described first pressing plate, and described first pressing plate offers some outlet-ports and circulating oil tank;
One second pressing plate, described second pressing plate is placed in the upper end of described gear, and the interior hole end surface of described gear pushed down by described second pressing plate, and described second pressing plate offers some outlet-ports and circulating oil tank;
One transition tapered sleeve, described transition tapered sleeve is placed in the described endoporus of described gear;
One axle, described axle is placed in the central authorities of described transition tapered sleeve.
2. the quenching frock of high ferro locomotive gear according to claim 1, it is characterized in that, some described outlet-ports are offered in the upper surface of described first pressing plate, and the presser feet of described first pressing plate offers some described circulating oil tank.
3. the quenching frock of high ferro locomotive gear according to claim 1, it is characterized in that, some described outlet-ports are offered in the upper surface of described second pressing plate, and the presser feet of described second pressing plate offers some described circulating oil tank.
4. the quenching frock of high ferro locomotive gear according to claim 1, is characterized in that, described oil cover mates with described first pressing plate and is connected.
5. the quenching frock of high ferro locomotive gear according to claim 1, it is characterized in that, described first pressing plate mates with described second pressing plate and is connected.
6. the quenching frock of high ferro locomotive gear according to claim 1, it is characterized in that, described axle runs through described second pressing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520196682.8U CN204644421U (en) | 2015-04-02 | 2015-04-02 | A kind of quenching frock of high ferro locomotive gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520196682.8U CN204644421U (en) | 2015-04-02 | 2015-04-02 | A kind of quenching frock of high ferro locomotive gear |
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| Publication Number | Publication Date |
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| CN204644421U true CN204644421U (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520196682.8U Active CN204644421U (en) | 2015-04-02 | 2015-04-02 | A kind of quenching frock of high ferro locomotive gear |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109055703A (en) * | 2018-09-18 | 2018-12-21 | 中车北京南口机械有限公司 | Quenching fixture and quenching unit |
| CN109097539A (en) * | 2018-10-17 | 2018-12-28 | 江麓机电集团有限公司 | A kind of thin arc plate spline gear press quenching tooling of carburizing and processing method |
| CN110343825A (en) * | 2019-08-02 | 2019-10-18 | 宁夏机械研究院股份有限公司 | A kind of bearing outer ring quenching mould and device |
| CN110551888A (en) * | 2019-10-18 | 2019-12-10 | 江麓机电集团有限公司 | Carburized gear pulsating pressure quenching tool and process |
-
2015
- 2015-04-02 CN CN201520196682.8U patent/CN204644421U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109055703A (en) * | 2018-09-18 | 2018-12-21 | 中车北京南口机械有限公司 | Quenching fixture and quenching unit |
| CN109097539A (en) * | 2018-10-17 | 2018-12-28 | 江麓机电集团有限公司 | A kind of thin arc plate spline gear press quenching tooling of carburizing and processing method |
| CN110343825A (en) * | 2019-08-02 | 2019-10-18 | 宁夏机械研究院股份有限公司 | A kind of bearing outer ring quenching mould and device |
| CN110551888A (en) * | 2019-10-18 | 2019-12-10 | 江麓机电集团有限公司 | Carburized gear pulsating pressure quenching tool and process |
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| C14 | Grant of patent or utility model | ||
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Address after: 315000 Yinhai Road, Jiangbei District, Zhejiang, China, No. 1, No. Patentee after: NINGBO DONLY TRANSMISSION EQUIPMENT CO., LTD. Address before: Jiangbei Investment Venture Park Hong Tang Zhen Zhao Jia Cun 315000 Zhejiang city of Ningbo Province Patentee before: Ningbo Donly Machinery Manufacture Co., Ltd. |