CN102962667A - Mechanical shaft coupler dismounting method - Google Patents
Mechanical shaft coupler dismounting method Download PDFInfo
- Publication number
- CN102962667A CN102962667A CN2012101233635A CN201210123363A CN102962667A CN 102962667 A CN102962667 A CN 102962667A CN 2012101233635 A CN2012101233635 A CN 2012101233635A CN 201210123363 A CN201210123363 A CN 201210123363A CN 102962667 A CN102962667 A CN 102962667A
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- China
- Prior art keywords
- positioning sleeve
- shaft coupler
- pull bar
- shaft coupling
- back seat
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Abstract
The invention discloses a mechanical shaft coupler dismounting method, which is realized on the basis of a mechanical shaft coupler withdrawal mechanism. The mechanical shaft coupler dismounting method comprises the following concrete steps that a shaft coupler outer cover is dismounted, and a shaft coupler screw nut is loosened; a positioning sleeve is inserted between a shaft coupler gear and a shaft coupler shaft head from the lateral direction; a protection press head is arranged in a center position of the front end surface of a guide baffle plate; the guide baffle plate is mounted and is forwards pushed along the traction pull rod, and the protection press head is butted against the end surface of a transmission shaft of a gearbox shaft coupler; a back seat plate is arranged at the second end of the traction pull rod through a screw bolt; a hydraulic pump is started, high-pressure oil is filled into a hydraulic oil cylinder, a piston rod forwards pushes the guide baffle plate, and the guide baffle plate forwards pushes the protection press head, so the positioning sleeve receives the backward tensile force; and a shaft coupler gear is dismounted under the backward tensile force of the positioning sleeve. The mechanical shaft coupler dismounting method has the advantages that the shaft coupler gear is withdrawn through the hydraulic pressure, the work efficiency is improved, the work intensity is reduced, in addition, the transmission shaft of the gearbox shaft coupler is effectively protected in the dismounting process, the damage cannot be caused, and the overhauling cost is saved.
Description
Technical field
The present invention relates to a kind of mechanical coupling method for dismounting, belong to railway EMUs vehicle manufacturing check man technology field.
Background technology
The a lot of key technology areas of present domestic overhaul of train-set belong to blank, and especially the technical capability aspect drive technology is very weak, the key technology dependence on import.Present domestic EMUs constantly enter the 4-5 level time between overhauls(TBO), and are day by day strong to the demand of motor-car equipment.Prior art situation and shortcoming.At present domestic service ability is not enough, and key technology is domestic not to be possessed, and crucial frock dependence on import is with high costs.
Summary of the invention
Technical problem to be solved by this invention is, overcomes the above-mentioned shortcoming of prior art, and a kind of mechanical coupling method for dismounting is provided, and is applicable to the maintenance of three grades～Pyatyi or the emergent maintenance of EMUs mechanical coupling.
In order to solve above technical problem, mechanical coupling method for dismounting provided by the invention, it is characterized in that being achieved based on a kind of mechanical coupling shutout mechanism, described mechanical coupling shutout mechanism comprises: the C type positioning sleeve that is arranged in parallel successively, deflector apron, back seat plate, described C type positioning sleeve has the breach that appearance shaft coupling spindle nose inserts from side direction, described breach spacing is less than the shaft coupling outside diameter of gear, be fixed as one by drawing pull bar between described C type positioning sleeve and the back seat plate, drawing pull bar is passed the hole of offering on the deflector apron, described deflector apron can move forward and backward between C type positioning sleeve and back seat plate along drawing pull bar, the front end face of described back seat plate is fixed with hydraulic jack, the piston rod of hydraulic jack props up the rear end face of deflector apron, and the front end face middle position of deflector apron is fixed with the protection pressure head corresponding with gear-box shaft coupling transmission axle outer end; Back seat plate offers and holds the through hole that drawing pull bar is passed, the first end of described drawing pull bar and C type positioning sleeve are fixed, the second end is shaped with external screw thread, the second end of described drawing pull bar passes the through hole of back seat plate, and by tightening on drawing pull bar the second end and laying respectively at the nut of back seat plate front and rear end, realize the second end of drawing pull bar and fixing of back seat plate;
The step of method for dismounting is as follows:
The first step, dismounting couplers outer cover, and the locking iron that ends of the shaft coupling of riving;
Second step, unclamp or directly unload the lower coupler nut;
The 3rd goes on foot, C type positioning sleeve is inserted between shaft coupling gear and the shaft coupling spindle nose from side direction, makes C type positioning sleeve block the front end face of shaft coupling gear;
The 4th step, according to the protection pressure head of the suitable size of size Selection of gear-box shaft coupling transmission axle, and will protect the front end face middle position that pressure head is installed in deflector apron;
The 5th step, installation deflector apron, deflector apron is pushed ahead along drawing pull bar, makes the protection pressure head prop up gear-box shaft coupling transmission axial end;
The 6th goes on foot, by bolt back seat plate is installed on the second end of drawing pull bar;
The 7th step, the primer fluid press pump annotates hydraulic oil in hydraulic jack, derive to baffle plate before the piston rod, pushes away the protection pressure head before making deflector apron, thereby makes C type positioning sleeve be subject to backward pulling force;
The 8th step, shaft coupling gear are disassembled lower under C type positioning sleeve pulling force backward.
The present invention backs off the shaft coupling gear by hydraulic coupling, raises labour efficiency, and reduces labour intensity, and unloading process effectively protected gear-box shaft coupling transmission axle, can not make its damage, has saved the cost of overhaul.The present invention satisfies the instructions for use in the situation of little space, also can satisfy emergency first-aid repair and use.Its mechanical coupling shutout mechanism is autonomous Design completely, and according to the research approach that domesticizes, has significantly reduced manufacturing cost.The key interface of autonomous Design meets domestic instructions for use, is simple and easy to use.
Description of drawings
The present invention is further illustrated below in conjunction with accompanying drawing.
Fig. 1 is the mechanical coupling shutout mechanism side-looking explosive view that the inventive method adopts.
Fig. 2 is the mechanical coupling shutout mechanism stereopsis explosive view that the inventive method adopts.
Fig. 3 is that the inventive method adopts the C type positioning sleeve of mechanical coupling shutout mechanism and shaft coupling gear to concern schematic diagram.
The specific embodiment
The mechanical coupling shutout mechanism that the inventive method adopts, such as Fig. 1, Fig. 2, shown in Figure 3, composition comprises: the C type positioning sleeve 3 that is arranged in parallel successively, deflector apron 6, back seat plate 10, C type positioning sleeve 3 has the breach that appearance shaft coupling spindle nose 1 inserts from side direction, the breach spacing is less than shaft coupling gear 2 external diameters, be fixed as one by drawing pull bar 5 between C type positioning sleeve 3 and the back seat plate 10, drawing pull bar 5 is passed the hole of offering on the deflector apron 6, deflector apron 6 can move forward and backward between C type positioning sleeve 3 and back seat plate 10 along drawing pull bar 6, the front end face of back seat plate 10 has been bolted hydraulic jack 8, the piston rod of hydraulic jack 8 props up the rear end face of deflector apron 6, and the front end face middle position of deflector apron 6 is fixed with the protection pressure head 4 corresponding with gear-box shaft coupling transmission axle outer end.As shown in Figure 1 and Figure 2, in the present embodiment, back seat plate 10 offers and holds the through hole that drawing pull bar 5 is passed, the first end of drawing pull bar 5 and C type positioning sleeve 3 are fixing, the second end is shaped with external screw thread, the second end of drawing pull bar 5 passes the through hole of back seat plate 10, and by tightening on drawing pull bar 5 second ends and laying respectively at the nut of back seat plate 10 front and rear ends, realizes the second end of drawing pull bar 5 and fixing of back seat plate.
Demounting procedure is as follows:
The first step, dismounting couplers outer cover, and the locking iron that ends of the shaft coupling of riving;
Second step, unclamp or directly unload the lower coupler nut;
The 3rd goes on foot, C type positioning sleeve is inserted between shaft coupling gear and the shaft coupling spindle nose from side direction, makes C type positioning sleeve block the front end face of shaft coupling gear;
The 4th step, according to the protection pressure head of the suitable size of size Selection of gear-box shaft coupling transmission axle, and will protect the front end face middle position that pressure head is installed in deflector apron;
The 5th step, installation deflector apron, deflector apron is pushed ahead along drawing pull bar, makes the protection pressure head prop up gear-box shaft coupling transmission axial end;
The 6th goes on foot, by bolt back seat plate is installed on the second end of drawing pull bar;
The 7th step, the primer fluid press pump annotates hydraulic oil in hydraulic jack, derive to baffle plate before the piston rod, pushes away the protection pressure head before making deflector apron, thereby makes C type positioning sleeve be subject to backward pulling force;
The 8th step, shaft coupling gear are disassembled lower under C type positioning sleeve pulling force backward.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of requirement of the present invention.
Claims (1)
1. mechanical coupling method for dismounting, it is characterized in that being achieved based on a kind of mechanical coupling shutout mechanism, described mechanical coupling shutout mechanism comprises: the C type positioning sleeve that is arranged in parallel successively, deflector apron, back seat plate, described C type positioning sleeve has the breach that appearance shaft coupling spindle nose inserts from side direction, described breach spacing is less than the shaft coupling outside diameter of gear, be fixed as one by drawing pull bar between described C type positioning sleeve and the back seat plate, drawing pull bar is passed the hole of offering on the deflector apron, described deflector apron can move forward and backward between C type positioning sleeve and back seat plate along drawing pull bar, the front end face of described back seat plate is fixed with hydraulic jack, the piston rod of hydraulic jack props up the rear end face of deflector apron, and the front end face middle position of deflector apron is fixed with the protection pressure head corresponding with gear-box shaft coupling transmission axle outer end; Back seat plate offers and holds the through hole that drawing pull bar is passed, the first end of described drawing pull bar and C type positioning sleeve are fixed, the second end is shaped with external screw thread, the second end of described drawing pull bar passes the through hole of back seat plate, and by tightening on drawing pull bar the second end and laying respectively at the nut of back seat plate front and rear end, realize the second end of drawing pull bar and fixing of back seat plate;
The step of method for dismounting is as follows:
The first step, dismounting couplers outer cover, and the locking iron that ends of the shaft coupling of riving;
Second step, unclamp or directly unload the lower coupler nut;
The 3rd goes on foot, C type positioning sleeve is inserted between shaft coupling gear and the shaft coupling spindle nose from side direction, makes C type positioning sleeve block the front end face of shaft coupling gear;
The 4th step, according to the protection pressure head of the suitable size of size Selection of gear-box shaft coupling transmission axle, and will protect the front end face middle position that pressure head is installed in deflector apron;
The 5th step, installation deflector apron, deflector apron is pushed ahead along drawing pull bar, makes the protection pressure head prop up gear-box shaft coupling transmission axial end;
The 6th goes on foot, by bolt back seat plate is installed on the second end of drawing pull bar;
The 7th step, the primer fluid press pump annotates hydraulic oil in hydraulic jack, derive to baffle plate before the piston rod, pushes away the protection pressure head before making deflector apron, thereby makes C type positioning sleeve be subject to backward pulling force;
The 8th step, shaft coupling gear are disassembled lower under C type positioning sleeve pulling force backward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210123363.5A CN102962667B (en) | 2012-04-24 | 2012-04-24 | Mechanical shaft coupler dismounting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210123363.5A CN102962667B (en) | 2012-04-24 | 2012-04-24 | Mechanical shaft coupler dismounting method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102962667A true CN102962667A (en) | 2013-03-13 |
| CN102962667B CN102962667B (en) | 2015-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210123363.5A Active CN102962667B (en) | 2012-04-24 | 2012-04-24 | Mechanical shaft coupler dismounting method |
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| Country | Link |
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| CN (1) | CN102962667B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104439894A (en) * | 2014-12-10 | 2015-03-25 | 镇江市远程传动机械有限责任公司 | Method for mounting hydraulic coupler |
| CN105196039A (en) * | 2015-10-30 | 2015-12-30 | 无锡锡山安达防爆电气设备有限公司 | Large-scale motor coupler disassembling tool |
| CN115338811A (en) * | 2022-08-31 | 2022-11-15 | 大唐湘潭发电有限责任公司 | Shaft coupling dismouting device |
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|---|---|---|---|---|
| KR100726371B1 (en) * | 2006-09-21 | 2007-06-11 | 현대제철 주식회사 | Jig for dismembering a shaft connection |
| CN201061849Y (en) * | 2007-06-06 | 2008-05-21 | 登电集团新玉煤矿 | Tools for demounting speed reducer coupling pair wheel |
| CN201419313Y (en) * | 2009-06-12 | 2010-03-10 | 上海船厂船舶有限公司 | Assembly and disassembly device for ship coupling |
| CN101804555A (en) * | 2010-04-27 | 2010-08-18 | 武汉一冶机电工程有限责任公司 | Method for disassembling, assembling and replacing large interference-fit shaft coupler |
| CN102328202A (en) * | 2011-09-29 | 2012-01-25 | 东风本田汽车有限公司 | Method for recycling and reusing aluminum alloy engine waste cylinder body and cold-type cylinder sleeve removal equipment for waste cylinder body |
| CN102357792A (en) * | 2011-10-13 | 2012-02-22 | 中煤第一建设有限公司 | Mining large electromotor coupler dismounting device |
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2012
- 2012-04-24 CN CN201210123363.5A patent/CN102962667B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100726371B1 (en) * | 2006-09-21 | 2007-06-11 | 현대제철 주식회사 | Jig for dismembering a shaft connection |
| CN201061849Y (en) * | 2007-06-06 | 2008-05-21 | 登电集团新玉煤矿 | Tools for demounting speed reducer coupling pair wheel |
| CN201419313Y (en) * | 2009-06-12 | 2010-03-10 | 上海船厂船舶有限公司 | Assembly and disassembly device for ship coupling |
| CN101804555A (en) * | 2010-04-27 | 2010-08-18 | 武汉一冶机电工程有限责任公司 | Method for disassembling, assembling and replacing large interference-fit shaft coupler |
| CN102328202A (en) * | 2011-09-29 | 2012-01-25 | 东风本田汽车有限公司 | Method for recycling and reusing aluminum alloy engine waste cylinder body and cold-type cylinder sleeve removal equipment for waste cylinder body |
| CN102357792A (en) * | 2011-10-13 | 2012-02-22 | 中煤第一建设有限公司 | Mining large electromotor coupler dismounting device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104439894A (en) * | 2014-12-10 | 2015-03-25 | 镇江市远程传动机械有限责任公司 | Method for mounting hydraulic coupler |
| CN105196039A (en) * | 2015-10-30 | 2015-12-30 | 无锡锡山安达防爆电气设备有限公司 | Large-scale motor coupler disassembling tool |
| CN115338811A (en) * | 2022-08-31 | 2022-11-15 | 大唐湘潭发电有限责任公司 | Shaft coupling dismouting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102962667B (en) | 2015-03-04 |
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Address after: 210031 Nanjing, Pu Pu North Road, No. 68, Jiangsu Patentee after: CRRC NANJING PUZHEN CO., LTD. Address before: 210031 Nanjing, Pu Pu North Road, No. 68, Jiangsu Patentee before: CSR NANJING PUZHEN Vehicles Co., Ltd. |