CN102357536A - Inner circulation thin oil lubricating drum gear coupling - Google Patents
Inner circulation thin oil lubricating drum gear coupling Download PDFInfo
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- CN102357536A CN102357536A CN201110215850XA CN201110215850A CN102357536A CN 102357536 A CN102357536 A CN 102357536A CN 201110215850X A CN201110215850X A CN 201110215850XA CN 201110215850 A CN201110215850 A CN 201110215850A CN 102357536 A CN102357536 A CN 102357536A
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Abstract
The invention discloses an inner circulation thin oil lubricating drum gear coupling which comprises a shaft sleeve, a driving end gear pair, an oil inlet ring, an intermediate shaft, a driven end gear pair, an ejecting block, a gear end gland and a spring assembly. The inner circulation thin oil lubricating drum gear coupling is characterized in that an oil return pipe is arranged in a hollow cavity of the intermediate shaft; a driven end oil inlet cavity is formed between the outer wall of the oil return pipe and the intermediate shaft; a driven end oil return cavity is formed in the oil return pipe; a driving end oil inlet pipeline, a driven end oil inlet pipeline and a driven end oil outlet pipeline are arranged on the intermediate shaft; and an oil nozzle is processed on the ejecting block. The intermediate shaft body of the drum gear coupling disclosed by the invention is a double-layer cavity, namely the driven end oil inlet cavity and the driven end oil return cavity; and the inner circulation thin oil lubricating drum gear coupling realizes the dynamic circulation lubrication of oil supply and oil return with the lubricating oil in a gear engine base without using nonstandard bearings, can not generate the phenomenon of damage of an oil return device, prolongs the whole service life of the thin oil lubricating drum gear coupling and meets the requirement of the working characteristics of a continuous rolling mill.
Description
Technical field
The present invention relates to thin plate hot strip rolling rolling finishing mill group and drum-shaped tooth type shaft coupling is used in the main transmission of continuous casting and rolling unit.
Background technology
The advanced technology of CSP modern metallurgical production such as (CSP) needs large-scale, efficient, high-precision rolling equipment, has proposed new challenge therefore for relevant spare part industry.For thin plate hot strip rolling rolling finishing mill group and continuous casting and rolling unit, because final drive shaft is the crucial drive disk assembly of a whole set of equipment for continuously rolling, the output and the quality of its performance and quality and strip product have direct relation, and its specification requirement is increasingly high.
The drum-shaped tooth type shaft coupling structure that existing main transmission is used such as Fig. 7, Fig. 8, shown in Figure 9; Adopt external oil return apparatus to realize thin oil lubricant; Its process is: lubricating oil gets into from the flexible pipe on jackshaft right side through the oil-feed ring, through the cavity in the middle axis body get into the drive end gear pair on right side respectively, the driven end gear pair in left side is lubricated.Wherein, the lubricating oil of the driven end gear pair in left side flows back to total lubrication station after flowing into external oil return apparatus.Connect the axle rotation because the oil return pipe in the external oil return apparatus can not be followed, otherwise will damage return line, therefore must adopt slewing equipment to make oil return apparatus static relatively in connecing a rotary course.But owing to receive the on-the-spot spatial constraints of using, the floating bearing of being selected for use must approach, and thickness is generally about 30mm, and standard rolling bearing all is thicker under large diameter situation, therefore adopts nonstandard bearing.Wherein, the nonstandard thin bearing of import costs an arm and a leg, and cost is higher; And the machining accuracy of homemade nonstandard thin bearing, rigidity, play control do not reach instructions for use under this working condition; Can not satisfy under high rotating speed, dynamic load working condition and work long hours; Therefore damage very fast; Greatly reduce the whole service life of thin oil lubricant drum-shaped tooth type shaft coupling, upset the hot continuous rolling factory production schedule, bring about great losses for hot continuous rolling factory.
Summary of the invention
Problem to be solved by this invention provides a kind of drum-shaped tooth type shaft coupling; What it adopted is interior circulation thin oil lubricant; Need not use nonstandard bearing; The phenomenon that oil return apparatus damages can not occur, thereby improve the whole service life of thin oil lubricant drum-shaped tooth type shaft coupling, satisfy the requirement of continuous-rolling work characteristics.Simultaneously, the present invention has also reduced the production cost of hot continuous rolling factory.
Circulation thin oil lubricant drum-shaped tooth type shaft coupling in the present invention is a kind of; It comprises axle sleeve, drive end gear pair, oil-feed ring, jackshaft, driven end gear pair, jacking block, increment gland, spring assembly; It is characterized in that: be provided with oil return pipe in the cavity of a, jackshaft; Form driven end oil-feed cavity between the outer wall of oil return pipe and the jackshaft, the inside of oil return pipe forms driven end oil return cavity; B, jackshaft are provided with drive end in-line, driven end in-line, the fuel-displaced pipeline of driven end, are processed with oil nozzle on the jacking block.
The left end of oil return pipe connects oil exit pipe, is with spacer, nut on the oil exit pipe outer surface, and spacer matches with the jackshaft inner chamber, and the right-hand member of oil return pipe connects tapered sleeve; When fastening screw nut, spacer holds out against on the inner conical surface of jackshaft tapered sleeve through oil exit pipe.The drive end lubricating pipe is " L " type, and its vertical oil circuit communicates with the oil-feed ring, and laterally oil circuit leads to jackshaft by on the end face of drive end gear pair; The driven end in-line is made up of three oil circuits; Right ends at a horizontal oil circuit respectively connects a vertical oil circuit in the opposite direction; The oil circuit that wherein makes progress communicates with driven end oil-feed cavity, and downward oil circuit communicates with oil ring, and oil ring communicates with the oil-feed ring through the horizontal oil circuit of inside; Three oil circuits of driven end flowline route are formed, and respectively connect a vertical oil circuit in the opposite direction in the right ends of a horizontal oil circuit, and the oil circuit that wherein makes progress communicates with driven end oil-feed cavity, and downward oil circuit leads to the driven end gear pair.
The present invention innovates the lubrication system of existing drum-shaped tooth type shaft coupling; Make to be double-layer cavity in the jackshaft axis body, i.e. driven end oil-feed cavity and driven end oil return cavity, the lubricating oil of using herringbone gear have realized that the dynamic circulation of fuel feeding, oil return lubricates; Need not use nonstandard bearing; The phenomenon that oil return apparatus damages can not occur, improve the whole service life of thin oil lubricant drum-shaped tooth type shaft coupling, satisfy the requirement of continuous-rolling work characteristics.Simultaneously, the present invention has also reduced the production cost of hot continuous rolling factory.
Description of drawings
Fig. 1 is the structural representation of circulation thin oil lubricant drum-shaped tooth type shaft coupling in the present invention.
Fig. 2 is the enlarged diagram at A place among Fig. 1.
Fig. 3 is the cutaway view along B-B line among Fig. 2.
Fig. 4 is the cutaway view along C-C line among Fig. 1.
Fig. 5 is the cutaway view along D-D line among Fig. 4.
Fig. 6 is the cutaway view along E-E line among Fig. 4;
Fig. 7 is the structural representation of existing thin oil lubricant drum-shaped tooth type shaft coupling.
Fig. 8 is the cutaway view along F-F line among Fig. 7.
Fig. 9 is the cutaway view along G-G line among Fig. 7.
The specific embodiment
Can know from Fig. 1, Fig. 2, Fig. 3; Circulation thin oil lubricant drum-shaped tooth type shaft coupling in the present invention is a kind of; It comprises axle sleeve 1, drive end gear pair 2, oil-feed ring 4, jackshaft 6, driven end gear pair 9, jacking block 20, increment gland 22, spring assembly 25; It is characterized in that: be provided with oil return pipe 18 in the cavity of a, jackshaft 6, form driven end oil-feed cavity 7 between the outer wall of oil return pipe 18 and the jackshaft 6, the inside of oil return pipe 18 forms driven end oil return cavity 8; B, jackshaft 6 are provided with drive end in-line 3, driven end in-line 5, the fuel-displaced pipeline 23 of driven end, are processed with oil nozzle on the jacking block 20.
The left end of oil return pipe 18 connects oil exit pipe 26; Be with spacer 16, nut 17 on oil exit pipe 26 outer surfaces, spacer 16 matches with jackshaft 6 inner chambers, and the right-hand member of oil return pipe 18 connects tapered sleeve 11; When fastening screw nut 17, spacer 16 holds out against on the inner conical surface of jackshaft 6 tapered sleeve 11 through oil exit pipe 26.
Drive end lubricating pipe 3 is " L " type, and its vertical oil circuit communicates with oil-feed ring 4, and laterally oil circuit leads to jackshaft 6 by on the end face of drive end gear pair 2; Driven end in-line 5 is made up of three oil circuits; Right ends at a horizontal oil circuit respectively connects a vertical oil circuit in the opposite direction; The oil circuit that wherein makes progress communicates with driven end oil-feed cavity 7; Downward oil circuit communicates with oil ring 19, and oil ring 19 communicates with oil-feed ring 4 through the horizontal oil circuit of inside; The fuel-displaced pipeline 23 of driven end is made up of three oil circuits, respectively connects a vertical oil circuit in the opposite direction in the right ends of a horizontal oil circuit, and the oil circuit that wherein makes progress communicates with driven end oil-feed cavity 7, and downward oil circuit leads to driven end gear pair 9.
Existing drum-shaped tooth type shaft coupling does not have the oil return cavity owing to it has only an oil-feed cavity, so the lubricating oil of driven end gear pair flows back to total lubrication station after need flowing into external oil return apparatus.And drum-shaped tooth type shaft coupling of the present invention is provided with oil return pipe 18 in the cavity of jackshaft 6, forms driven end oil-feed cavity 7 between the outer wall of oil return pipe 18 and the jackshaft 6, and the inside of oil return pipe 18 forms driven end oil return cavity 8; Simultaneously, jackshaft 6 is provided with drive end in-line 3, driven end in-line 5, the fuel-displaced pipeline 23 of driven end, is processed with oil nozzle on the jacking block 20.Like this, lubricating oil is behind the fuel-displaced pipeline 23 lubricated driven end gear pairs 9 of driven end in-line 5, driven end oil-feed cavity 7, driven end, and the oil nozzle on jacking block 20, driven end oil return cavity 8 are back to oil pump station to drive end through fuel tank, realize circulating.
As a kind of optimal way of the present invention, can know that from Fig. 4 oil-feed ring 4 is provided with two oil- ins 13,14, wherein drive end oil-in 13 links to each other with drive end in-line 3, and driven end oil-in 14 links to each other with driven end in-line 5.Have only a fuel feed hole on the oil-feed ring of existing drum-shaped tooth type shaft coupling, under the certain situation of oil pressure, the oil mass that lubricating oil arrives drive end and driven end does not wait like this; And the present invention can regulate oil pressure respectively through on the oil-feed ring, having two oil-ins, makes that arrival drive end and driven end oil mass are even.
Can know from Fig. 6, communicate with driven end in-line 5 all the time in order to make the driven end oil-in 14 on the oil-feed ring 4, must processing one cannelure at oil ring 19 with the faying face place of oil-feed ring 4.
Can know that from Fig. 1, Fig. 4, Fig. 5, Fig. 6 the concrete greasing of drum-shaped tooth type shaft coupling of the present invention is:
A, drive end lubricate: oil pump station force feed oil gets into oil-feed rings 4 through fuel tank oil-in 10 and oil-feed ring drive end oil-in 13, through drive end in-line 3 entering drive end ring gears 21, lubricated drive end gear pair 2.When the thin oil liquid level was higher than the endoporus of increment gland 22, lubricating oil leaked and gets into fuel tank 15, is back to oil pump station through tank drainback mouth 12, realizes circulation.
B, driven end lubricate: oil pump station force feed oil gets into oil-feed rings 4 through fuel tank oil-in 10 and oil-feed ring driven end oil-in 14; Get into driven end oil-feed cavity 7 through oil ring 19, driven end in-line 5; Under the ordering about of pressure; Get into driven end ring gear 24, lubricated driven end gear pair 9 through the fuel-displaced pipeline 23 of driven end.When oil mass was full of the cavity of driven end ring gear 24, lubricating oil flowed into driven end oil return cavity 8 through the oil nozzle on the jacking block 20, flowed into the cavity of drive end ring gear 21 through the endoporus of spring assembly 25.When the thin oil liquid level was higher than the endoporus of increment gland 22, lubricating oil leaked and gets into fuel tank 15, is back to oil pump station through tank drainback mouth 12, realizes circulation.Wherein, total lubrication oil supply station lubricating oil employing hydraulic pump is supplied with.
It is lubricated that the lubricating oil that the present invention uses herringbone gear partly carries out dynamic circulation through the double-layer cavity structure in the jackshaft to the gears engaged at its two ends; Avoided in the existing structure the too fast weak link of nonstandard damage of bearings in the external oil return apparatus; Under the normal condition; The phenomenon that oil return apparatus damages can not occur, satisfy the requirement of continuous-rolling work characteristics.Simultaneously, the lubricant reservoir closure designs of this drum-shaped tooth type shaft coupling driven end reduces foreign matter and gets into lubricating oil, and whole greasing does not have leakage, pollution-free, oil product cleaning, and it is safe and reliable to turn round.
Claims (5)
1. circulation thin oil lubricant drum-shaped tooth type shaft coupling in a kind; It comprises axle sleeve (1), drive end gear pair (2), oil-feed ring (4), jackshaft (6), driven end gear pair (9), jacking block (20), increment gland (22), spring assembly (25), it is characterized in that:
Be provided with oil return pipe (18) in the cavity of a, jackshaft (6), form driven end oil-feed cavity (7) between the outer wall of oil return pipe (18) and the jackshaft (6), the inside of oil return pipe (18) forms driven end oil return cavity (8);
B, jackshaft (6) are provided with drive end in-line (3), driven end in-line (5), the fuel-displaced pipeline of driven end (23), and jacking block is processed with oil nozzle on (20).
2. drum-shaped tooth type shaft coupling according to claim 1; It is characterized in that: the left end of oil return pipe (18) connects oil exit pipe (26); Be with spacer (16), nut (17) on oil exit pipe (26) outer surface; Spacer (16) matches with jackshaft (6) inner chamber, and the right-hand member of oil return pipe (18) connects tapered sleeve (11); When fastening screw nut (17), spacer (16) holds out against on the inner conical surface of jackshaft (6) tapered sleeve (11) through oil exit pipe (26).
3. drum-shaped tooth type shaft coupling according to claim 1 and 2; It is characterized in that: drive end lubricating pipe (3) is " L " type; Its vertical oil circuit communicates with oil-feed ring (4), and laterally oil circuit leads to jackshaft (6) by on the end face of drive end gear pair (2); Driven end in-line (5) is made up of three oil circuits; Right ends at a horizontal oil circuit respectively connects a vertical oil circuit in the opposite direction; The oil circuit that wherein makes progress communicates with driven end oil-feed cavity (7); Downward oil circuit communicates with oil ring (19), and oil ring (19) communicates with oil-feed ring (4) through inner horizontal oil circuit; The fuel-displaced pipeline of driven end (23) is made up of three oil circuits; Right ends at a horizontal oil circuit respectively connects a vertical oil circuit in the opposite direction; The oil circuit that wherein makes progress communicates with driven end oil-feed cavity (7), and downward oil circuit leads to driven end gear pair (9).
4. drum-shaped tooth type shaft coupling according to claim 3; It is characterized in that: oil-feed ring (4) is provided with two oil-ins (13,14); Wherein drive end oil-in (13) links to each other with drive end in-line (3), and driven end oil-in (14) links to each other with driven end in-line (5).
5. drum-shaped tooth type shaft coupling according to claim 3 is characterized in that: the faying face place of oil ring (19) and oil-feed ring (4) processes a cannelure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110215850.XA CN102357536B (en) | 2011-07-29 | 2011-07-29 | Inner circulation thin oil lubricating drum gear coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110215850.XA CN102357536B (en) | 2011-07-29 | 2011-07-29 | Inner circulation thin oil lubricating drum gear coupling |
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| CN102357536A true CN102357536A (en) | 2012-02-22 |
| CN102357536B CN102357536B (en) | 2014-05-07 |
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| CN201110215850.XA Active CN102357536B (en) | 2011-07-29 | 2011-07-29 | Inner circulation thin oil lubricating drum gear coupling |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402261A (en) * | 2015-09-22 | 2016-03-16 | 茂德传动机械（上海）有限公司 | Closed disk spring assembly tube rolling gear coupling |
| CN107511791A (en) * | 2017-08-09 | 2017-12-26 | 山西太钢不锈钢股份有限公司 | A kind of thin oil transmission shaft assembling-disassembling method |
| CN112739467A (en) * | 2020-12-14 | 2021-04-30 | 泰尔重工股份有限公司 | Bearing seat assembly, finishing mill crowned tooth connecting shaft using bearing seat assembly and balancing device for crowned tooth connecting shaft |
| CN113909306A (en) * | 2021-09-26 | 2022-01-11 | 泰尔重工股份有限公司 | Thin oil double-circulation crowned tooth connecting shaft capable of being stretched in loading mode |
Citations (5)
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|---|---|---|---|---|
| US4137999A (en) * | 1977-08-03 | 1979-02-06 | Koppers Company, Inc. | Self-lubricating gear-type spindle coupling |
| JPH01192408A (en) * | 1988-01-15 | 1989-08-02 | Sms Schloeman Siemag Ag | Rolling mill drive with circular tooth and universal joint spindle |
| US5979207A (en) * | 1997-03-20 | 1999-11-09 | Sms Schloemann-Siemag Aktiengesellschaft | Rolling mill drive with gear-type joint spindles and with a device for circulatory lubrication |
| CN201244590Y (en) * | 2008-08-13 | 2009-05-27 | 中国第一重型机械集团公司 | Hard tooth-face crowned tooth connecting shaft transmission mechanism |
| CN202185456U (en) * | 2011-07-29 | 2012-04-11 | 安徽泰尔重工股份有限公司 | Internally circulated and thin-oil lubricated drum gear coupling |
-
2011
- 2011-07-29 CN CN201110215850.XA patent/CN102357536B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4137999A (en) * | 1977-08-03 | 1979-02-06 | Koppers Company, Inc. | Self-lubricating gear-type spindle coupling |
| JPH01192408A (en) * | 1988-01-15 | 1989-08-02 | Sms Schloeman Siemag Ag | Rolling mill drive with circular tooth and universal joint spindle |
| US5979207A (en) * | 1997-03-20 | 1999-11-09 | Sms Schloemann-Siemag Aktiengesellschaft | Rolling mill drive with gear-type joint spindles and with a device for circulatory lubrication |
| CN201244590Y (en) * | 2008-08-13 | 2009-05-27 | 中国第一重型机械集团公司 | Hard tooth-face crowned tooth connecting shaft transmission mechanism |
| CN202185456U (en) * | 2011-07-29 | 2012-04-11 | 安徽泰尔重工股份有限公司 | Internally circulated and thin-oil lubricated drum gear coupling |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402261A (en) * | 2015-09-22 | 2016-03-16 | 茂德传动机械（上海）有限公司 | Closed disk spring assembly tube rolling gear coupling |
| CN105402261B (en) * | 2015-09-22 | 2018-06-08 | 茂德传动机械（上海）有限公司 | Enclosed dished spring assembly tube rolling gear coupling |
| CN107511791A (en) * | 2017-08-09 | 2017-12-26 | 山西太钢不锈钢股份有限公司 | A kind of thin oil transmission shaft assembling-disassembling method |
| CN112739467A (en) * | 2020-12-14 | 2021-04-30 | 泰尔重工股份有限公司 | Bearing seat assembly, finishing mill crowned tooth connecting shaft using bearing seat assembly and balancing device for crowned tooth connecting shaft |
| WO2022126321A1 (en) * | 2020-12-14 | 2022-06-23 | 泰尔重工股份有限公司 | Bearing seat assembly, finishing mill drum-shaped toothed shaft using bearing seat assembly, and balancing apparatus for use in drum-shaped toothed shaft |
| CN113909306A (en) * | 2021-09-26 | 2022-01-11 | 泰尔重工股份有限公司 | Thin oil double-circulation crowned tooth connecting shaft capable of being stretched in loading mode |
| CN113909306B (en) * | 2021-09-26 | 2024-02-06 | 泰尔重工股份有限公司 | Thin oil double-circulation crowned tooth connecting shaft capable of loading and expanding |
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| Publication number | Publication date |
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| CN102357536B (en) | 2014-05-07 |
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Address after: 243000 Ma'anshan economic and Technological Development Zone, Anhui, Chao Shan Road, No. 669 Applicant after: Taier Heavy Industry Co., Ltd. Address before: 243000 No. 18 Hongqi South Road, Ma'anshan economic and Technological Development Zone, Anhui Applicant before: Anhui Taier Heavy Industry Co., Ltd. |
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