CN202367688U - Tool for disassembling coupling joint - Google Patents
Tool for disassembling coupling joint Download PDFInfo
- Publication number
- CN202367688U CN202367688U CN2011203153208U CN201120315320U CN202367688U CN 202367688 U CN202367688 U CN 202367688U CN 2011203153208 U CN2011203153208 U CN 2011203153208U CN 201120315320 U CN201120315320 U CN 201120315320U CN 202367688 U CN202367688 U CN 202367688U
- Authority
- CN
- China
- Prior art keywords
- shaft coupling
- half sleeves
- bolt
- sleeve
- shank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a tool for disassembling a coupling joint, which is applicable to disassembling a hub of the coupling joint arranged on a transmission shaft; the tool comprises a sleeve, a fixing device and a bolt bar component, wherein the sleeve is formed by combining and connecting two half sleeves by the fixing device, is sheathed on the transmission shaft and the hub of the coupling joint, and is fixed by the bolt bar component; the tool also comprises an oil injector and a hydraulic cylinder which are contained in the sleeve; the transmission shaft is provided with an oil filling hole and is connected with an oil filling pipe; the oil injector is connected on the oil filling pipe; and the hydraulic cylinder is connected on the bolt bar component. Due to the combined action of the radial chambering of the oil injector and the axial force of the hydraulic cylinder, the hub of the coupling joint can be pressed out of the transmission shaft by the tool for disassembling the coupling joint.
Description
Technical field
The utility model relates to a kind of shaft coupling extracting tool, especially is applicable to the specific purpose tool of subway and EMUs tooth coupling wheel hub dismounting.On technical field, belong to component of machine aid field.
Background technology
Shaft coupling is two axles (driving shaft and driven shaft) that are used for connecting in the different institutions, makes it common rotation to transmit the machine components of moment of torsion.At present, mostly employed shaft coupling is tooth coupling on subway and the EMUs drive system, is connected with the power transmission shaft of drive system through interference fit, and is designed with oil filler point mostly on the power transmission shaft.
In the car inspection and repair process,, need shaft coupling be opened and inspect and change if find that shaft coupling has damage.In the shaft coupling unloading process, the most difficult work is to pull down the shaft coupling wheel hub from power transmission shaft.For the shaft coupling wheel hub of key connecting, generally draw horse or four pin to draw horse to dismantle, but this method is only applicable to the dismounting of the smaller shaft coupling wheel hub of interference with tripod.For the bigger shaft coupling wheel hub of interference, often adopt heating, cooperate with copper rod simultaneously and beat, this method difficulty is bigger, and is consuming time more, and very easily damages the power transmission shaft joint face.
The utility model content
The purpose of the utility model is: to the problem that above-mentioned prior art exists, a kind of instrument of tooth coupling dismounting is provided, it is low to have a cost, is prone to make, characteristics simple in structure, easy to use.
The utility model purpose realizes through following technical scheme:
A kind of shaft coupling extracting tool; Be applicable to the shaft coupling wheel hub dismounting of installing on the power transmission shaft, comprise sleeve, fixture and shank of bolt assembly; Wherein, Sleeve is formed by connecting through fixing device combination in the first half sleeves and the second half sleeves, and is socketed on power transmission shaft and the shaft coupling wheel hub, fixes through the shank of bolt assembly.Also comprise oil syringe and hydraulic cylinder, the two all is housed in the sleeve, and said power transmission shaft is provided with oil filler point, and is connected with oil fuel tube, and said oil syringe is connected on the said oil fuel tube; Said hydraulic cylinder is connected on the said shank of bolt assembly.
Further, be equipped with the opening elongated slot on said the first half sleeves and the second half sleeves.
Be equipped with the sleeve handle on said the first half sleeves and the second half sleeves.
Said fixture comprises square contiguous block and the L type contiguous block that is connected on the first half sleeves and the second half sleeves, and wherein square contiguous block connects through screw bolt and nut; L type contiguous block is an optical axis through upper semisection, and lower semisection is that bolt and the nut of screw thread connects, and the first half sleeves and the second half sleeves is fixed together and can be around this bolt rotation.
Said square contiguous block and L shaped contiguous block are four.
In the said shank of bolt assembly, comprise shank of bolt, front end is a helicitic texture, is used for sleeve is fixed on power transmission shaft, and the mid portion of shank of bolt is a polished rod, is used for supporting cylinder, and the rear end is a helicitic texture, and pad and nut are installed.
The beneficial effect of the utility model is mainly reflected in:
Member is few, and is simple in structure, and cost is low, is prone to make;
Shorten the take-down time, improved operating efficiency, saved manpower, reduced the spoilage of shaft coupling wheel hub and power transmission shaft.
Easy to use, as long as extracting tool is enclosed within on the shaft coupling wheel hub, install hydraulic cylinder and oil syringe, apply axial force and radial load and just can easily shaft coupling be pulled down.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Fig. 1 is the vertical view of the utility model shaft coupling extracting tool, at this moment, is just pulling down the shaft coupling wheel hub on the power transmission shaft.
Fig. 2 is the structural representation of the utility model shaft coupling extracting tool.
Fig. 3 is the lateral plan of Fig. 2.
Fig. 4 is the cross section view of the utility model shaft coupling extracting tool.
The specific embodiment
Following embodiment with reference to description of drawings the utility model.
As shown in Figure 1; The utility model has disclosed a kind of shaft coupling extracting tool; Be used for the dismounting that easy completion is installed in the shaft coupling on the power transmission shaft 6, this shaft coupling extracting tool comprises the fixture 20 of sleeve 10, fixed muffle 10 and this sleeve 10 is fixed on the shank of bolt assembly 90 on the power transmission shaft 6.In the diagram, shaft coupling wheel hub 5 is installed on the power transmission shaft 6.
Please consult Fig. 2 and Fig. 3 in the lump, said sleeve 10 is to be connected by two and half sleeves 1,1 ' up and down to form, and one of them half sleeve 1 is provided with opening elongated slot 11, is used for the connection of oil syringe 7 and hydraulic cylinder 8.In addition, also be welded with sleeve handle 2 respectively, handled easily personnel's use on said half sleeve 1,1 '.
Said fixture 20 is for being welded on the square contiguous block 4 and L type contiguous block 3 on half sleeve 1,1 ', and in the present embodiment, square contiguous block 4 is four with L type contiguous block 3.Said square contiguous block 4 has U type groove, is connected with nut 42 through bolt 41.Said L type contiguous block 3 has unthreaded hole, is optical axis through upper semisection, and lower semisection is that the bolt 31 and the nut 32 of screw thread connects L type contiguous block 3, and two and half sleeves 1,1 ' are permanently fixed together also can be around these bolt 31 rotations.
Please continue to consult Fig. 1, shank of bolt 91 front ends in the said shank of bolt assembly 90 are helicitic texture, are used for sleeve 10 is fixed on power transmission shaft 6; The mid portion of shank of bolt 91 is a polished rod, is used for supporting cylinder 8, and the rear end is a helicitic texture; Pad 92 and nut 93 are installed, are played a protective role.
See also Fig. 4, on the power transmission shaft 6 radially be provided with oil filler point 61, during use; At first be fixed on oil syringe 7 in the oil filler point 61 of power transmission shaft 6 through oil fuel tube 71; After fixing, shank of bolt 91 is fixed on the power transmission shaft 6, then hydraulic cylinder 8 is enclosed within on the shank of bolt 91; At this moment, just can installing sleeve 10, with two and half sleeves 1 that fixed with L shaped contiguous block 3; 1 ' opens and is enclosed within on the shaft coupling wheel hub 5; With two grip 2 of holding sleeve in hand, two and half sleeves 1,1 ' that close are fixed square contiguous block 4 through bolt 41 and nut 42.At last, pad on the shank of bolt assembly 90 92 and nut 93 are installed in the rear end of shank of bolt 91, play preventing that sleeve 10 from ejecting the effect of hurting sb.'s feelings.Like this, the shaft coupling extracting tool installs.
Through the radially acting in conjunction of reaming and hydraulic cylinder 8 axial forces of oil syringe 7, shaft coupling wheel hub 5 is extruded from power transmission shaft 6 through the shaft coupling extracting tool.
The utility model is not limited to aforementioned embodiments; Those skilled in the art are under the enlightenment of the utility model technical spirit; Also possibly make other changes, but, all should belong to the protection domain of the utility model as long as function and the utility model of its realization are same or similar.
Claims (7)
1. shaft coupling extracting tool; Be used for power transmission shaft (6) is gone up shaft coupling wheel hub (5) dismounting of installing, it is characterized in that: comprise sleeve (10), fixture (20) and shank of bolt assembly (90); Wherein, Sleeve (10) is connected through fixture (20) by the first half sleeves (1) and the second half sleeves (1 ') and forms, and is socketed on power transmission shaft (6) and the shaft coupling wheel hub (5), and is fixing through shank of bolt assembly (90).
2. shaft coupling extracting tool according to claim 1; It is characterized in that: also comprise oil syringe (7) and hydraulic cylinder (8); The two all is housed in the sleeve (10); Said power transmission shaft (6) is provided with oil filler point (61), and is connected with oil fuel tube (71), and said oil syringe (7) is connected on the said oil fuel tube (71); Said hydraulic cylinder (8) is connected on the said shank of bolt assembly (90).
3. shaft coupling extracting tool according to claim 1 is characterized in that: be equipped with opening elongated slot (11) on said the first half sleeves (1) and the second half sleeves (1 ').
4. shaft coupling extracting tool according to claim 1 is characterized in that: be equipped with sleeve handle (2) on said the first half sleeves (1) and the second half sleeves (1 ').
5. shaft coupling extracting tool according to claim 1; It is characterized in that: said fixture (20) comprises square contiguous block (4) and the L type contiguous block (3) that is connected on the first half sleeves (1) and the second half sleeves (1 '), and wherein square contiguous block (4) is connected with nut (42) through bolt (41); L type contiguous block (3) is an optical axis through upper semisection, and lower semisection is that bolt (31) and the nut (32) of screw thread connects, and the first half sleeves (1) is fixed together with the second half sleeves (1 ') also can rotates around this bolt (31).
6. shaft coupling extracting tool according to claim 5 is characterized in that: said square contiguous block (4) is four with L shaped contiguous block (3).
7. shaft coupling extracting tool according to claim 1 is characterized in that: in the said shank of bolt assembly (90), comprise shank of bolt (91); Front end is a helicitic texture; Be used for sleeve (10) is fixed on power transmission shaft (6), the mid portion of shank of bolt (91) is a polished rod, is used for supporting cylinder (8); The rear end is a helicitic texture, and pad (92) and nut (93) are installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203153208U CN202367688U (en) | 2011-08-26 | 2011-08-26 | Tool for disassembling coupling joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203153208U CN202367688U (en) | 2011-08-26 | 2011-08-26 | Tool for disassembling coupling joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202367688U true CN202367688U (en) | 2012-08-08 |
Family
ID=46591411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203153208U Expired - Fee Related CN202367688U (en) | 2011-08-26 | 2011-08-26 | Tool for disassembling coupling joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202367688U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106078599A (en) * | 2016-08-01 | 2016-11-09 | 中车长春轨道客车股份有限公司 | A kind of instrument for dismantling bogie central traction apparatus |
| CN109262238A (en) * | 2018-10-19 | 2019-01-25 | 中车长春轨道客车股份有限公司 | Rail vehicle wears away bushing dismounting device and method for dismounting |
-
2011
- 2011-08-26 CN CN2011203153208U patent/CN202367688U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106078599A (en) * | 2016-08-01 | 2016-11-09 | 中车长春轨道客车股份有限公司 | A kind of instrument for dismantling bogie central traction apparatus |
| CN109262238A (en) * | 2018-10-19 | 2019-01-25 | 中车长春轨道客车股份有限公司 | Rail vehicle wears away bushing dismounting device and method for dismounting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 213011 Wuyi Road, Qishuyan District, Jiangsu, China, No. 258, No. Patentee after: CRRC QISHUYAN INSTITUTE CO., LTD. Address before: 213011 Wuyi Road, Qishuyan District, Jiangsu, China, No. 81, No. Patentee before: Nanche Qisuyan Engine and Vehicle Technics Institute Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120808 Termination date: 20180826 |