CN102357536B - Inner circulation thin oil lubricating drum gear coupling - Google Patents
Inner circulation thin oil lubricating drum gear coupling Download PDFInfo
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- CN102357536B CN102357536B CN201110215850.XA CN201110215850A CN102357536B CN 102357536 B CN102357536 B CN 102357536B CN 201110215850 A CN201110215850 A CN 201110215850A CN 102357536 B CN102357536 B CN 102357536B
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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 sheet band steel strip hot rolling rolling finishing mill group and continuous casting and rolling unit main transmission drum-shaped tooth type shaft coupling.
Background technology
The advanced technology of the modern metallurgical production such as CSP (CSP), needs large-scale, efficient, high-precision rolling equipment, has proposed new challenge therefore to relevant spare part industry.For sheet band steel strip hot 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, output and the quality of its performance and quality and strip product have direct relation, and its specification requirement is more and more higher.
The drum-shaped tooth type shaft coupling structure that existing main transmission is used is as shown in Fig. 7, Fig. 8, Fig. 9, adopt external oil return apparatus to realize thin oil lubricant, its process is: lubricating oil enters from the flexible pipe on jackshaft right side by oil-feed ring, by the cavity in middle axis body, enters respectively the drive end gear pair on right side, 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.Because the oil return pipe in external oil return apparatus can not be followed spindle rotation, otherwise will damage return line, therefore must adopt slewing equipment to make oil return apparatus relatively static in spindle rotary course.But owing to being subject to the on-the-spot spatial limitation of using, selected floating bearing must be thin, thickness is generally in 30mm left and right, and in large diameter situation, standard rolling bearing is all thicker, therefore adopts nonstandard bearing.Wherein, the nonstandard thin bearing of import is expensive, and cost is higher; And the machining accuracy of domestic nonstandard thin bearing, rigidity, play are controlled and are not reached instructions for use under this working condition, can not meet 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 lubricating drum gear coupling, upset the hot continuous rolling factory production schedule, brought about great losses to hot continuous rolling factory.
Summary of the invention
Problem to be solved by this invention is to provide a kind of drum-shaped tooth type shaft coupling, what it adopted is interior circulation thin oil lubricating, need not use nonstandard bearing, the phenomenon that there will not be oil return apparatus to damage, thereby improved the whole service life of thin oil lubricating drum gear coupling, met the requirement of continuous-rolling work characteristics.Meanwhile, the present invention has also reduced the production cost of hot continuous rolling factory.
A kind of interior circulation thin oil lubricating drum-shaped tooth type shaft coupling of the present invention, 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: in the cavity of a, jackshaft, be provided with oil return pipe, between the outer wall of oil return pipe and jackshaft, form driven end oil-feed cavity, 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 jacking block.
The left end of oil return pipe connects oil exit pipe, and on oil exit pipe outer surface, cover has spacer, nut, and spacer matches with 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 by oil exit pipe.Drive end lubricating pipe is " L " type, and its longitudinal oil circuit communicates with oil-feed ring, and laterally oil circuit leads to jackshaft by the end face of drive end gear pair; Driven end in-line is comprised of three oil circuits, the longitudinal oil circuit that respectively connects an opposite direction at the two ends, left and right of a horizontal oil circuit, the oil circuit wherein making progress communicates with driven end oil-feed cavity, and downward oil circuit communicates with oil ring, and oil ring communicates with oil-feed ring by the horizontal oil circuit of inside; Three oil circuits of driven end flowline route form, and respectively connect longitudinal oil circuit of an opposite direction at the two ends, left and right of a horizontal oil circuit, and the oil circuit wherein making progress communicates with driven end oil-feed cavity, and downward oil circuit leads to driven end gear pair.
The present invention innovates the lubrication system of existing drum-shaped tooth type shaft coupling, make in jackshaft axis body is double-layer cavity, be driven end oil-feed cavity and driven end oil return cavity, it is lubricated that the lubricating oil of using herringbone gear has been realized the dynamic circulation of fuel feeding, oil return, need not use nonstandard bearing, the phenomenon that there will not be oil return apparatus to damage, has improved the whole service life of thin oil lubricating drum gear coupling, has met the requirement of continuous-rolling work characteristics.Meanwhile, the present invention has also reduced the production cost of hot continuous rolling factory.
Accompanying drawing explanation
Fig. 1 is the structural representation of circulation thin oil lubricating drum-shaped tooth type shaft coupling in the present invention.
Fig. 2 is the enlarged diagram at A place in Fig. 1.
Fig. 3 is the cutaway view along B-B line in Fig. 2.
Fig. 4 is the cutaway view along C-C line in Fig. 1.
Fig. 5 is the cutaway view along D-D line in Fig. 4.
Fig. 6 is the cutaway view along E-E line in Fig. 4;
Fig. 7 is the structural representation of existing thin oil lubricating drum gear coupling.
Fig. 8 is the cutaway view along F-F line in Fig. 7.
Fig. 9 is the cutaway view along G-G line in Fig. 7.
The specific embodiment
From Fig. 1, Fig. 2, Fig. 3, a kind of interior circulation thin oil lubricating drum-shaped tooth type shaft coupling of the present invention, 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: in the cavity of a, jackshaft 6, be provided with oil return pipe 18, between the outer wall of oil return pipe 18 and jackshaft 6, form driven end oil-feed cavity 7, 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, on jacking block 20, are processed with oil nozzle.
The left end of oil return pipe 18 connects oil exit pipe 26, on oil exit pipe 26 outer surfaces, cover has spacer 16, nut 17, and 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 by oil exit pipe 26.
Drive end lubricating pipe 3 is " L " type, and its longitudinal oil circuit communicates with oil-feed ring 4, and laterally oil circuit leads to jackshaft 6 by the end face of drive end gear pair 2; Driven end in-line 5 is comprised of three oil circuits, the longitudinal oil circuit that respectively connects an opposite direction at the two ends, left and right of a horizontal oil circuit, the oil circuit wherein making 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 by the horizontal oil circuit of inside; The fuel-displaced pipeline 23 of driven end is comprised of three oil circuits, respectively connects longitudinal oil circuit of an opposite direction at the two ends, left and right of a horizontal oil circuit, and the oil circuit wherein making 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, because it only has an oil-feed cavity, without oil return 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, between the outer wall of oil return pipe 18 and jackshaft 6, form driven end oil-feed cavity 7, the inside of oil return pipe 18 forms driven end oil return cavity 8; Meanwhile, jackshaft 6 is provided with drive end in-line 3, driven end in-line 5, the fuel-displaced pipeline 23 of driven end, on jacking block 20, is processed with oil nozzle.Like this, lubricating oil is after driven end in-line 5, driven end oil-feed cavity 7, the lubricated driven end gear pair 9 of the fuel-displaced pipeline 23 of 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 circulation.
As a kind of optimal way of the present invention, as can be seen from Figure 4, oil-feed ring 4 is provided with two oil- ins 13,14, and wherein drive end oil-in 13 is connected with drive end in-line 3, and driven end oil-in 14 is connected with driven end in-line 5.On the oil-feed ring of existing drum-shaped tooth type shaft coupling, only have a fuel feed hole, like this in the situation that oil pressure is certain, the oil mass that lubricating oil arrives drive end and driven end is not etc.; And the present invention is by have two oil-ins on oil-feed ring, can regulate respectively oil pressure, make to arrive drive end and driven end oil mass is even.
As can be seen from Figure 6, for the driven end oil-in 14 on oil-feed ring 4 is communicated with driven end in-line 5 all the time, must processing one cannelure with the faying face place of oil-feed ring 4 at oil ring 19.
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 pressure lubrication oil enters oil-feed ring 4 by fuel tank oil-in 10 and oil-feed ring drive end oil-in 13, by drive end in-line 3, enters drive end ring gear 21, lubricated drive end gear pair 2.When thin oil liquid level is during higher than the endoporus of increment gland 22, lubricating oil leaks and enters fuel tank 15, by tank drainback mouth 12, is back to oil pump station, realizes circulation.
B, driven end lubricate: oil pump station pressure lubrication oil enters oil-feed ring 4 by fuel tank oil-in 10 and oil-feed ring driven end oil-in 14, by oil ring 19, driven end in-line 5, enter driven end oil-feed cavity 7, under the ordering about of pressure, by the fuel-displaced pipeline 23 of driven end, enter driven end ring gear 24, lubricated driven end gear pair 9.When oil mass is full of the cavity of driven end ring gear 24, lubricating oil flows into driven end oil return cavity 8 by the oil nozzle on jacking block 20, flows into the cavity of drive end ring gear 21 through the endoporus of spring assembly 25.When thin oil liquid level is during higher than the endoporus of increment gland 22, lubricating oil leaks and enters fuel tank 15, by tank drainback mouth 12, is back to oil pump station, realizes circulation.Wherein, total lubrication oil supply station lubricating oil adopts hydraulic pump to supply with.
It is lubricated that the lubricating oil that the present invention uses herringbone gear carries out dynamic circulation by the double-layer cavity structure in jackshaft to the gear mate at its two ends, avoided in existing structure the too fast weak link of nonstandard bearing damage in external oil return apparatus, under normal circumstances, the phenomenon that there will not be oil return apparatus to damage, meets the requirement of continuous-rolling work characteristics.Meanwhile, the lubricant reservoir closure designs of this drum-shaped tooth type shaft coupling driven end, reduces foreign matter and enters lubricating oil, whole greasing without leaking, pollution-free, oil product clean, turn round safe and reliable.
Claims (3)
1. circulation thin oil lubricating 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:
In the cavity of a, jackshaft (6), be provided with oil return pipe (18), between the outer wall of oil return pipe (18) and jackshaft (6), form driven end oil-feed cavity (7), 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);
The left end of c, oil return pipe (18) connects oil exit pipe (26), and on oil exit pipe (26) outer surface, cover has spacer (16), nut (17), and 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) by oil exit pipe (26);
D, drive end in-line (3) are " L " type, and its longitudinal oil circuit communicates with oil-feed ring (4), and laterally oil circuit leads to jackshaft (6) by the end face of drive end gear pair (2); Driven end in-line (5) is comprised of three oil circuits, the longitudinal oil circuit that respectively connects an opposite direction at the two ends, left and right of a horizontal oil circuit, the oil circuit wherein making 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) by inner horizontal oil circuit; The fuel-displaced pipeline of driven end (23) is comprised of three oil circuits, the longitudinal oil circuit that respectively connects an opposite direction at the two ends, left and right of a horizontal oil circuit, the oil circuit wherein making progress communicates with driven end oil-feed cavity (7), and downward oil circuit leads to driven end gear pair (9).
2. drum-shaped tooth type shaft coupling according to claim 1, it is characterized in that: oil-feed ring (4) is provided with two oil-ins (13,14), wherein drive end oil-in (13) is connected with drive end in-line (3), and driven end oil-in (14) is connected with driven end in-line (5).
3. drum-shaped tooth type shaft coupling according to claim 1, is characterized in that: oil ring (19) is processed a cannelure with the faying face place of oil-feed ring (4).
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 |
Publications (2)
| Publication Number | Publication Date |
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| CN102357536A CN102357536A (en) | 2012-02-22 |
| CN102357536B true CN102357536B (en) | 2014-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
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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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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
Citations (4)
| 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 |
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3811790A1 (en) * | 1988-01-15 | 1989-07-27 | Schloemann Siemag Ag | ROLLING MACHINE DRIVE WITH ARC TOOTH ARM SPINDLE |
-
2011
- 2011-07-29 CN CN201110215850.XA patent/CN102357536B/en active Active
Patent Citations (4)
| 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 |
| 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 |
Non-Patent Citations (1)
| Title |
|---|
| JP平1-192408A 1989.08.02 |
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| CN102357536A (en) | 2012-02-22 |
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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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