CN103410879A - Coupler for rolling mill - Google Patents
Coupler for rolling mill Download PDFInfo
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- CN103410879A CN103410879A CN2013103916814A CN201310391681A CN103410879A CN 103410879 A CN103410879 A CN 103410879A CN 2013103916814 A CN2013103916814 A CN 2013103916814A CN 201310391681 A CN201310391681 A CN 201310391681A CN 103410879 A CN103410879 A CN 103410879A
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- tooth
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- flange
- catcher
- external tooth
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Abstract
The invention provides a coupler for a rolling mill. The coupler comprises an internal-tooth flange, an external-tooth connector and a single-section crossed universal shaft with a fork head, wherein the internal teeth of the internal-tooth flange are meshed with the external teeth of the external-tooth connector; one end, which is away from the internal-tooth flange, of the external-tooth connector is connected with a connection pipe; one end, which is away from the external-tooth connector, of the connection pipe is fixedly connected with the fork head; lubricating oil is filled in a cavity formed between the internal-tooth flange and the external-tooth connector; a sealing end cover is arranged on the end part of the meshed end of the external-tooth connector and the internal-tooth flange and seals the external-tooth connector through a sealing ring. The coupler disclosed by the invention has large transmission torque and is high in transmission balance; the shortcomings of a rolling mill in a severe environment with a small space and a lot of water vapour are overcome; the coupler has an automatic lubricating function, can realize buffering and shock absorption and protect a transmission system, is convenient to mount and dismount and long in service life.
Description
Technical field
The present invention relates to a kind of steel rolling transmission device, a kind of milling train coupling specifically, be applied to the power transmission of steel mill's roughing mill, finishing mill.
Background technique
At present, domestic steel rolling mill milling train is generally selected binodal universal coupling with spider transmitting torque, and steel mill's milling train is in the transfer of torque process, have that impact force is large, vibrations are strong, positive and negative rotation changes the shortcoming such as frequent, that the surrounding enviroment temperature is high and steam is large, very easily cause the fracture of above-mentioned universal coupling with spider cross axle, and cause that plastic indentation or spot corrosion spalling phenomenon appear in above-mentioned universal coupling with spider trunnion journal surface.In addition, in view of milling equipment is huge, parts are compact, and site space is narrow and small, selects binodal universal coupling with spider of the prior art, tend to shorten the milling train place Hooks coupling universal coupling working life and each change expend time in longer.This is the deficiencies in the prior art part.
Summary of the invention
The technical problem to be solved in the present invention is; for the deficiencies in the prior art part; a kind of milling train coupling is provided; this coupling transmitting torque is large, the transmission balance is good; can overcome the shortcoming of the rugged environment that milling train place narrow space and steam are large, and have the self oiling function, simultaneously can bumper and absorbing shock; the protection transmission system, easy to loading and unloading and long service life.
A kind of milling train coupling of the present invention, comprise internal tooth flange, external tooth catcher and with the single-unit crossed universal shaft of jaw, and the internal tooth of internal tooth flange is meshed with the external tooth of external tooth catcher, and the external tooth catcher is connected with a connecting tube away from an end of internal tooth flange, and described connecting tube is fixedly connected with described jaw away from an end of external tooth catcher.
Wherein, the jaw of described connecting tube and single-unit crossed universal shaft is welded to connect.
Wherein, described connecting tube is connected with the interference of external tooth catcher, has overcome the rugged environment of milling train place narrow space.
Wherein, described connecting tube and external tooth catcher are welded to connect.
Wherein, described connecting tube adopts the steel pipe body.
Wherein, described internal tooth flange is long profile of tooth sleeve internal tooth flange.
Wherein, the cavity of described internal tooth flange and the formation of external tooth catcher is built-in with lubricant oil.
Wherein, described external tooth catcher adopts sleeve cydariform external tooth catcher.
Wherein, described external tooth catcher is provided with end cover with the end of internal tooth flange end of engagement, and described end cover is taken over and sealed by seal ring with external tooth.
Wherein, described end cover puts together on the internal tooth flange.
Compared with prior art, the invention has the advantages that:
(1) the present invention adopts sleeve cydariform external tooth catcher and sleeve internal tooth flange, the external tooth of external tooth catcher can be done axially and the radial angle adjustment in the internal tooth of internal tooth flange, thereby improve the contact conditions of above-mentioned inside and outside tooth, improve the ability of transmitting torque, strengthen the transmission balance, and extend the working life of this coupling;
(2) the present invention uses steel pipe as connecting tube, has not only alleviated the weight of coupling, has also overcome the drawback that in the prior art, spline is vulnerable to corrode, and has increased the reliability of coupling, has extended the working life of coupling;
(3) external tooth catcher of the present invention adopts interference to be connected with connecting tube, in the rugged environment that overcome milling train place narrow space, improved the join strength of external tooth catcher with connecting tube, and then strengthened the buffering and damping effect of coupling, thereby extended the working life of coupling of the present invention;
(4) the outer between cog of the internal tooth of internal tooth flange of the present invention and external tooth catcher forms a cavity, makes the axial adjustment amount of internal tooth flange and external tooth catcher large, during loading and unloading, only needs the axial length between dismounting end cover and adjustment flange and external tooth to get final product, easy to loading and unloading;
(5) the present invention is built-in with lubricant oil at the cavity that internal tooth flange and external tooth catcher forms, and makes the present invention have the self oiling function, thereby strengthens the working life of internal tooth flange and external tooth catcher, and then strengthens this couple axle working life;
(6) the present invention is provided with end cover in the end of toe joint hand and internal tooth flange end of engagement outside, and seal described end cover and external tooth catcher by seal ring, guaranteed that the engaging tooth of internal tooth flange and external tooth catcher avoids the erosion of external environment, further strengthened the working life of couple axle, practical; Simultaneously, can prevent that lubricant oil from overflowing, increase the use duration of lubricant oil, and then increase the working life of internal tooth flange and external tooth catcher engaging tooth.
As can be seen here, the present invention compared with prior art, has outstanding substantive distinguishing features and significant progressive, and the beneficial effect of its enforcement is also apparent.
The accompanying drawing explanation
For clearer explanation embodiments of the present invention, below will the accompanying drawing of required use in mode of execution be briefly described.
Fig. 1 is structural diagrams intention of the present invention.
Fig. 2 is the enlarged view at A place in Fig. 1.
Wherein: 1. sleeve internal tooth flange, 2. sleeve cydariform external tooth catcher, 3. end cover, 4. sealing rubber strip, 5. connecting tube, 6. single-unit crossed universal shaft, 7. jaw, 8. cavity.
Embodiment
For ease of explanation, below in conjunction with accompanying drawing, the present invention is described in further detail.
As shown in Figure 1, a kind of milling train coupling of the present invention, comprise sleeve internal tooth flange 1, sleeve cydariform external tooth catcher 2 and with the single-unit crossed universal shaft 6 of jaw 7, the internal tooth of sleeve internal tooth flange 1 is meshed with sleeve cydariform external tooth catcher 2, sleeve cydariform external tooth catcher 2 ends away from sleeve internal tooth flange 1 are fixed with a connecting tube 5 be used to regulating described coupling length, and this connecting tube 5 is fixedly connected with the jaw 7 of described single-unit crossed universal shaft 6 away from an end of sleeve cydariform external tooth catcher 2.
Wherein, in the above-described embodiment, described connecting tube 5 is welded to connect with the jaw 7 of single-unit crossed universal shaft 6.
Wherein, in the above-described embodiment, as shown in Figure 2, sleeve cydariform external tooth catcher 2 is provided with end cover 3 with the end of sleeve internal tooth flange 1 end of engagement, and sealing end cap 3 is fixed on sleeve internal tooth flange 1 by fixing pin, and namely end cover 3 puts together on sleeve internal tooth flange 1, and seal by " O " RunddichtringO 4 at described end cover 3 and sleeve cydariform external tooth catcher 2, during use, described seal ring 4 can adopt sealing rubber strip; Simultaneously, at described sleeve internal tooth flange 1 and the cavity 8 that sleeve cydariform external tooth catcher 2 forms, be built-in with lubricant oil.
Wherein, in the above-described embodiment, sleeve cydariform external tooth catcher 2 adopts interference to be connected with connecting tube 5, and employing is welded to connect, thus the ability of increase transmitting torque, and make the moment of torsion transmitted large.
Wherein, in the above-described embodiment, related connecting tube 5 all adopts the steel pipe body.
During use, at first the output terminal of milling train is fixedly connected on to sleeve internal tooth flange 1 away from an end of sleeve cydariform external tooth catcher 2, the end of single-unit crossed universal shaft 6 away from connecting tube 5 is fixed on the roll adpting flange; The milling train running, large modulus profile of tooth engagement between sleeve internal tooth flange 1 and sleeve cydariform external tooth catcher 2 takes over 2 by transmission of power to sleeve cydariform external tooth, sleeve cydariform external tooth catcher 2 is passed to connecting tube 5 by power moment, connecting tube 5 again by transmission of power to single-unit crossed universal shaft 6, finally by single-unit crossed universal shaft 6 by the power torque transmitting to roll.
The above, it is only preferred embodiments of the present invention, not the present invention is done to any pro forma restriction, although the present invention with preferred embodiments openly as above, yet, not in order to limit the present invention, any those skilled in the art, within not breaking away from the technical solution of the present invention scope, certainly can utilize the technology contents of announcement to make a little change or modification, become the equivalent mode of execution of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, any simple modification that foundation technical spirit of the present invention is done above mode of execution, equivalent variations and modification, all belong in the scope of technical solution of the present invention.
Claims (10)
1. milling train coupling, comprise internal tooth flange, external tooth catcher and with the single-unit crossed universal shaft of jaw, it is characterized in that: the internal tooth of internal tooth flange is meshed with the external tooth of external tooth catcher, and the external tooth catcher is connected with a connecting tube away from an end of internal tooth flange, and described connecting tube is fixedly connected with described jaw away from an end of external tooth catcher.
2. milling train coupling according to claim 1, it is characterized in that: the jaw of described connecting tube and single-unit crossed universal shaft is welded to connect.
3. milling train coupling according to claim 1 and 2 is characterized in that: described connecting tube is connected with the interference of external tooth catcher.
4. milling train coupling according to claim 1 and 2 is characterized in that: described connecting tube and external tooth catcher are welded to connect.
5. milling train coupling according to claim 1 and 2, is characterized in that: described connecting tube employing steel pipe body.
6. milling train coupling according to claim 1 is characterized in that: described internal tooth flange is long profile of tooth sleeve internal tooth flange.
7. according to the described milling train coupling of claim 1 or 6, it is characterized in that: the cavity that described internal tooth flange and external tooth catcher form is built-in with lubricant oil.
8. milling train coupling according to claim 1, is characterized in that: described external tooth catcher employing sleeve cydariform external tooth catcher.
9. according to the described milling train coupling of claim 1 or 8, it is characterized in that: described external tooth catcher is provided with end cover with the end of internal tooth flange end of engagement, and described end cover is taken over and sealed by seal ring with external tooth.
10. milling train coupling according to claim 9, it is characterized in that: described end cover puts together on the internal tooth flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310391681.4A CN103410879B (en) | 2013-09-02 | 2013-09-02 | A kind of milling train coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310391681.4A CN103410879B (en) | 2013-09-02 | 2013-09-02 | A kind of milling train coupling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103410879A true CN103410879A (en) | 2013-11-27 |
| CN103410879B CN103410879B (en) | 2016-04-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310391681.4A Expired - Fee Related CN103410879B (en) | 2013-09-02 | 2013-09-02 | A kind of milling train coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103410879B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103912567A (en) * | 2014-03-14 | 2014-07-09 | 徐州凯尔农业装备股份有限公司 | Big-power tractor rear power output shaft capable of being changed quickly and conveniently |
| CN104759809A (en) * | 2015-03-19 | 2015-07-08 | 镇江索达联轴器有限公司 | Coupling fork welding fixture |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11280779A (en) * | 1998-03-26 | 1999-10-15 | Kawasaki Steel Corp | Universal joint |
| DE10001858A1 (en) * | 2000-01-18 | 2001-07-19 | Voith Paper Patent Gmbh | Device for connecting a cardan shaft to a drive pin of a roller to be driven |
| CN2791343Y (en) * | 2005-04-30 | 2006-06-28 | 罗润平 | High-speed universal coupler |
| CN201162786Y (en) * | 2008-03-19 | 2008-12-10 | 宝山钢铁股份有限公司 | Universal drive shaft |
| CN203441998U (en) * | 2013-09-02 | 2014-02-19 | 济钢集团有限公司 | Coupler for rolling mill |
-
2013
- 2013-09-02 CN CN201310391681.4A patent/CN103410879B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11280779A (en) * | 1998-03-26 | 1999-10-15 | Kawasaki Steel Corp | Universal joint |
| DE10001858A1 (en) * | 2000-01-18 | 2001-07-19 | Voith Paper Patent Gmbh | Device for connecting a cardan shaft to a drive pin of a roller to be driven |
| CN2791343Y (en) * | 2005-04-30 | 2006-06-28 | 罗润平 | High-speed universal coupler |
| CN201162786Y (en) * | 2008-03-19 | 2008-12-10 | 宝山钢铁股份有限公司 | Universal drive shaft |
| CN203441998U (en) * | 2013-09-02 | 2014-02-19 | 济钢集团有限公司 | Coupler for rolling mill |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103912567A (en) * | 2014-03-14 | 2014-07-09 | 徐州凯尔农业装备股份有限公司 | Big-power tractor rear power output shaft capable of being changed quickly and conveniently |
| CN104759809A (en) * | 2015-03-19 | 2015-07-08 | 镇江索达联轴器有限公司 | Coupling fork welding fixture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103410879B (en) | 2016-04-13 |
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