CN205298309U - Shaft type universal joint of cross for locomotive - Google Patents
Shaft type universal joint of cross for locomotive Download PDFInfo
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- CN205298309U CN205298309U CN201520958320.8U CN201520958320U CN205298309U CN 205298309 U CN205298309 U CN 205298309U CN 201520958320 U CN201520958320 U CN 201520958320U CN 205298309 U CN205298309 U CN 205298309U
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- spline housing
- yoke
- shaft
- splined shaft
- bolt
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Abstract
The utility model discloses a shaft type universal joint of cross for locomotive, including flange, integral key shaft shaft yoke, integral key shaft and spline housing, the flange is the disc, and one of them terminal surface is equipped with convex surface location tang, and another terminal surface is equipped with two U type shaft yoke, and every U type shaft yoke passes through the bolt and is connected with bearing cover, and per two bolts twine the stressed joint through the low carbon galvanized steel wire, integral key shaft shaft yoke all is equipped with spherical jaw with the one end of spline housing, is equipped with two U type shaft yoke on the spherical jaw, and every the U type shaft yoke on the spherical jaw passes through the bolt and is connected with bearing cover, and two bolts twine the stressed joint through the low carbon galvanized steel wire, integral key shaft shaft yoke all is provided with the trapezoidal recess that is used for installing the balancing piece subassembly with the spherical jaw end of spline housing. The utility model discloses a shaft coupling allows there is the contained angle between input and the output shaft, and bearing capacity is strong, work safe and reliable, and probability of failure is low, thus can reduce the vibration of during operation reduces the harm to drive mechanism.
Description
Technical field
This utility model relates to shaft coupling, is specifically related to a kind of locomotive universal coupling with spider.
Background technology
Universal coupling with spider is one of vitals in diesel locomotive drive system, each drive disk assembly is connected into a complete system by it, and the parts such as the axle gear box that the power of diesel engine is reached hydraulic transmission gear box, front and back change speed gear box and traveling position, make locomotive to run well. shaft coupling is divided into main transmission Hooks coupling universal coupling and from transmission Hooks coupling universal coupling two class, the Hooks coupling universal coupling that main transmission Hooks coupling universal coupling mainly includes first, second, third, fourth Hooks coupling universal coupling on shunter and locomotive is connected with front and back change speed gear box, it is mainly motor Hooks coupling universal coupling and fan Hooks coupling universal coupling from transmission Hooks coupling universal coupling. locomotive Hooks coupling universal coupling has security requirement height, working stability, maintenance is simple, check the features such as convenient, interchangeable. locomotive Hooks coupling universal coupling is to perform in strict accordance with the Ministry of Railways of former country standard, and structurally close with SWP type Hooks coupling universal coupling, simply two end flanges do not have straight end-face key. owing to universal coupling with spider has retractility, axis knuckle �ȡ�12 ��, so this universal coupling with spider has transmission moment, contain and couple two ends error in mounting position, eliminate two ends not coaxially on the impact of locomotive normal operation and prevent vibration that whole locomotive operationally produces to gear-box, the functions such as the damage of diesel engine, therefore, design strength and processing and manufacturing required precision are just seemed particularly significant by the type universal coupling with spider, so all carrying parts of the type universal coupling with spider all adopt forging part and through heat treatment quenching and tempering, require when processing and manufacturing strictly to control dimensional tolerance and form and position tolerance well, instructions for use can be met through strict defect detecting test after machining.
Universal-joint-pin type universal axle kind quantity on the market is a lot, but due to undue pursuit interests, reduces cost, load bearing component uses cast steel blank, therefore can there are some internal flaws unavoidably in this universal drive shaft, is difficult to be guaranteed in intensity, and security reliability is low.Simultaneously as be steel-casting, the symmetry of blank is relatively low, and weight is higher, it is difficult to ensure the dynamic balance accuracy of universal-joint-pin type universal axle. The balance weight of spot welding is not only inconvenient but also can cause certain unsafe factor. The typically no anti-drop device of spline pair part, it is easy to transport, install, dismounting process in occur that splined shaft skids off spline housing, cause security incident.
Utility model content
The purpose of this utility model is to provide a kind of locomotive universal coupling with spider, solves the tradition problems such as universal coupling with spider intensity is low, reliability is low, crash rate is high.
For reaching above-mentioned purpose, this utility model be the technical scheme is that a kind of locomotive universal coupling with spider of offer, including the splined shaft of flange, splined shaft yoke and splined shaft yoke solder design and be set in the spline housing on splined shaft; Flange is in disk form, and one of them end face is provided with convex surface positioning spigot, and another end face is provided with two U-shaped yokes, and each U-shaped yoke is connected with bearing gland by bolt, and each two bolt tightly wraps connection by low-carbon (LC) zinc-coated wire;
One end of splined shaft yoke and spline housing is provided with spherical jaw, and spherical jaw is provided with two U-shaped yokes, and each U-shaped yoke on spherical jaw is connected with bearing gland by bolt, and each two bolt tightly wraps connection by low-carbon (LC) zinc-coated wire;
One end of spline housing is provided with lining tile and screwed retaining ring, the spherical jaw end of splined shaft yoke and spline housing is provided with the trapezoidal groove for installing balance weight assembly, U-shaped yoke on flange plunger opposed with a pair of cross bag connects, and opposed plunger is connected by another of cross bag with the U-shaped yoke on spherical jaw.
Optimizing, convex surface positioning spigot matches to merge with axial end and is bolted, and is provided with locked spacer between bolt and flange.
Optimize, the internal spline end arranged on spline housing is provided with bowl-type end cap, the rectangle external splines arranged on splined shaft coordinates composition spline pair with the rectangle internal spline arranged on spline housing, U-shaped yoke side on the spline housing opposed lubricating cup that is provided with up and down, lubricating cup connects with the rectangle internal spline within spline housing.
Optimizing, balance weight assembly is made up of two identical balance weights and screw respectively, and two balance weights are symmetrically placed composition inverted trapezoidal structure, and two balance weight plane of symmetry junctions are provided with screwed hole, and screw is arranged in screwed hole.
Optimizing, the angle that two relative positions of cross bag are provided with lubricating cup, oil cup position and cross pin axis is 45 ��, and is connected between lubricating cup and four plungers.
Optimize, lubricating cup that two ends cross is wrapped in the same plane in, and with the lubricating cup on spline housing in the same plane in.
In sum, this utility model has the advantage that
1, universal coupling with spider of the present utility model adopts forging part to replace cast steel blank, reduces key components and parts and the possibility of defect occurs, adds the intensity of shaft coupling, enhance bearing capacity; Improve dynamic balance accuracy, reduce vibration to the damage of other parts in system, the balance weight such as welding is avoided to get rid of the appearance of security incidents such as flying, splined shaft skids off from spline housing, thus solving the tradition problems such as universal coupling with spider intensity is low, reliability is low, crash rate is high.
2, balance weight assembly can carry out position adjustments in trapezoidal groove, then tighten screw and fix, and makes dynamic balance running process become easier, it is easier to reach higher dynamic balance accuracy, and the mode simultaneously comparing spot welding balance weight is more safe and reliable.
3, spline housing is provided with lining tile and screwed retaining ring, can prevent splined shaft from skidding off from spline housing, it is to avoid the damage of spline and the generation of security incident.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of this utility model universal coupling with spider;
Fig. 2 is flange front view;
Fig. 3 is flange top view;
Fig. 4 is flange side view;
Fig. 5 is part A zoomed-in view in Fig. 1;
Fig. 6 is cross inclusion composition;
Fig. 7 is part B zoomed-in view in Fig. 1;
Fig. 8 is the schematic diagram of balance weight assembly;
Fig. 9 is spline housing front view;
Figure 10 is splined shaft yoke front view;
Wherein, 1, flange; 2, cross bag; 3, splined shaft yoke; 4, bearing gland; 5, balance weight assembly; 6, splined shaft; 7, lining tile; 8, screwed retaining ring; 9, spline housing; 10, balance weight assembly; 11, lubricating cup; 12, bolt A; 13, locked spacer; 14, bolt B; 15, pad; 16, zinc-coated wire; 17, end cap; 18, needle bearing; 19, pad; 20, cross pin.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.
In an embodiment of the present utility model, as shown in Figure 1, it is provided that a kind of locomotive universal coupling with spider, including the splined shaft 6 of flange 1, splined shaft yoke 3 and splined shaft yoke 3 solder design and be set in the spline housing 9 on splined shaft 6; Flange 1 is in disk form, and one of them end face is provided with convex surface positioning spigot, and another end face of flange 1 is provided with two U-shaped yokes; The each U-shaped yoke that flange 1 is arranged is connected with in bearing gland 4 by bolt B 14, and each two bolt B 14 tightly wraps connection by low-carbon (LC) zinc-coated wire 16, and flange 1 convex surface positioning spigot end face upper screwed hole is uniformly distributed;
One end of splined shaft yoke 3 and spline housing 9 is provided with spherical jaw, and is provided with two U-shaped yokes on spherical jaw; The each U-shaped yoke that splined shaft yoke 3 and spline housing 9 are arranged is connected with U-shaped bearing gland 4 by bolt B 14, and two bolt B 14 tightly wrap connection by low-carbon (LC) zinc-coated wire 16;
The splined end of spline housing 9 is provided with external screw thread, end face laminating lining tile 7 and being connected with spline housing 9 by screwed retaining ring 8, and the spherical jaw end of splined shaft yoke 3 and spline housing 9 is provided with the trapezoidal groove for installing balance weight assembly; A pair opposed plunger of cross bag 2 is connected with two U-shaped yokes on flange 1, and two U-shaped yokes on another spherical jaw that opposed plunger is arranged with splined shaft yoke 3 are connected; Two U-shaped yokes that a pair opposed plunger of another cross bag 2 is arranged with another flange 1 are connected, and two U-shaped yokes on another spherical jaw that opposed plunger is arranged with spline housing 9 are connected.
Optimal enforcement example of the present utility model, the convex surface positioning spigot merga pass bolt A12 that matches with axial end is connected, and is provided with locked spacer 13 between bolt A12 and flange 1. The internal spline end arranged on spline housing 9 is provided with bowl-type end cap 17, the rectangle external splines arranged on splined shaft 6 coordinates composition spline pair with the rectangle internal spline arranged on spline housing 9, U-shaped yoke side on spline housing 9 is opposed up and down is provided with lubricating cup 11, lubricating cup 11 connects with the rectangle internal spline within spline housing 9, and lubricating cup 11 is for adding lubricating oil to the needle bearing 18 in spline pair and cross bag 2.
Balance weight assembly 10 is arranged in spline housing 9 trapezoidal groove, and balance weight assembly 5 is arranged in splined shaft yoke 3 trapezoidal groove; Balance weight assembly is made up of two identical balance weights and screw respectively, and two balance weights are symmetrically placed composition inverted trapezoidal structure, and two balance weight plane of symmetry junctions are provided with screwed hole, and screw is arranged in screwed hole. Four plungers on cross pin 20 in cross bag 2 are fitted with needle bearing 18, and there is pad 19 on each plunger top;The angle being provided with lubricating cup 11, lubricating cup 11 position and cross pin 20 axis on 2 two relative positions of cross bag is 45 ��, and is connected between lubricating cup 11 with four plungers; Lubricating cup 11 on two ends cross bag 2 in the same plane in, and with the lubricating cup on spline housing 9 in the same plane in.
Flange 1 is provided with convex surface positioning spigot, can match with the connection flange being provided with concave surface seam, a series of bolts hole that flange 1 is arranged are used for placing bolt and realize flange 1 and be connected with the flange that coordinates on other devices, the effect of transmission moment of torsion is reached by the frictional force between faying face, such connecting mode makes the positioning precision height of this flange, bigger moment of torsion and simple installation can be transmitted, be absent from location. Spline housing 9 is provided with lining tile 7 and screwed retaining ring 8, can prevent splined shaft 6 from skidding off from spline housing 9, it is to avoid the damage of spline and the generation of security incident. Owing to the spline pair of splined shaft 6 with spline housing 9 composition makes locomotive universal coupling with spider have certain retractility, the stroke that this locomotive universal coupling with spider is specifically arranged is �� 10mm; Hinges owing to employing cross bag 2 and flange 1, splined shaft yoke 3 or spline housing 9 and bearing gland 4 composition makes to allow certain angle between this locomotive universal coupling with spider end face and axis, axis knuckle �ȡ�12 �� that this locomotive universal coupling with spider is specifically arranged; Therefore, this locomotive universal coupling with spider has transmission moment, contains error in mounting position, eliminates the impact coupling the not concentric pair roller drive system normal operation of two end axles and prevent from vibrating the functions such as the damage to whole locomotive.
Although detailed description of the invention of the present utility model being described in detail in conjunction with accompanying drawing, but should not be construed as the restriction of the protection domain to this patent. In the scope described by claims, various amendments that those skilled in the art can make without creative work and deformation still belong to the protection domain of this patent.
Claims (6)
1. a locomotive universal coupling with spider, it is characterised in that: the splined shaft (6) including flange (1), splined shaft yoke (3) and splined shaft yoke (3) solder design and the spline housing (9) being set on splined shaft (6); Described flange (1) one of them end face is provided with convex surface positioning spigot, another end face is provided with two U-shaped yokes, each U-shaped yoke is connected with bearing gland (4) by bolt B (14), and each two bolt B (14) tightly wraps connection by low-carbon (LC) zinc-coated wire (16);
One end of described splined shaft yoke (3) and spline housing (9) is provided with spherical jaw, described spherical jaw is provided with two U-shaped yokes, each U-shaped yoke on described spherical jaw is connected with bearing gland (4) by bolt B (14), and each two bolt B (14) tightly wraps connection by low-carbon (LC) zinc-coated wire (16);
One end of described spline housing (9) is provided with lining tile (7) and screwed retaining ring (8), the spherical jaw end of described splined shaft yoke (3) and spline housing (9) is provided with the trapezoidal groove for installing balance weight assembly, the U-shaped yoke arranged on described flange connects with a pair opposed plunger of cross bag (2), and opposed plunger is connected by another of cross bag (2) with the U-shaped yoke on spherical jaw.
2. universal coupling with spider as claimed in claim 1, it is characterised in that: described convex surface positioning spigot matches with axial end merga pass bolt A(12) be connected, described bolt A(12) and flange (1) between be provided with locked spacer (13).
3. universal coupling with spider as claimed in claim 1, it is characterized in that: the upper internal spline end arranged of described spline housing (9) is provided with bowl-type end cap (17), the upper rectangle external splines arranged of described splined shaft (6) coordinates composition spline pair with the upper rectangle internal spline arranged of spline housing (9), U-shaped yoke side on described spline housing (9) is the opposed lubricating cup (11) that is provided with up and down, and lubricating cup (11) connects with the rectangle internal spline of spline housing (9) inside.
4. universal coupling with spider as claimed in claim 1, it is characterized in that: described balance weight assembly is made up of two identical balance weights and screw respectively, two balance weights are symmetrically placed composition inverted trapezoidal structure, two balance weight plane of symmetry junctions are provided with screwed hole, and screw is arranged in screwed hole.
5. universal coupling with spider as claimed in claim 1, it is characterized in that: described cross bag is provided with lubricating cup (11) on (2) two relative positions, the angle of lubricating cup (11) position and cross pin axis is 45 ��, and is connected between lubricating cup (11) with four plungers.
6. universal coupling with spider as claimed in claim 1, it is characterised in that: the lubricating cup (11) on described two ends cross bag (2) in the same plane in, and with the lubricating cup (11) on spline housing (9) in the same plane in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520958320.8U CN205298309U (en) | 2015-11-27 | 2015-11-27 | Shaft type universal joint of cross for locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520958320.8U CN205298309U (en) | 2015-11-27 | 2015-11-27 | Shaft type universal joint of cross for locomotive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205298309U true CN205298309U (en) | 2016-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520958320.8U Active CN205298309U (en) | 2015-11-27 | 2015-11-27 | Shaft type universal joint of cross for locomotive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205298309U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489702A (en) * | 2016-06-12 | 2017-12-19 | 五冶集团上海有限公司 | A kind of Hooks coupling universal coupling and its application in driving |
-
2015
- 2015-11-27 CN CN201520958320.8U patent/CN205298309U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489702A (en) * | 2016-06-12 | 2017-12-19 | 五冶集团上海有限公司 | A kind of Hooks coupling universal coupling and its application in driving |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180212 Address after: 213011 Wuyi Road, Qishuyan District, Jiangsu, China, No. 258, No. Patentee after: CRRC QISHUYAN INSTITUTE CO., LTD. Address before: 641303 Ziyang City, Yanjiang Province Linjiang Town, the town of Spring Street, No. 68, attached to No. 1, No. Patentee before: CRRC ZIYANG TRANSMISSION CO., LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181024 Address after: 641302 No. 68, No. 1, Qingquan Pu street, Linjiang Town, Yanjiang District, Ziyang, Sichuan. Patentee after: Ziyang Zhong Gong locomotive transmission Co., Ltd. Address before: 213011 258 Wuyi Road, Qishuyan District, Changzhou, Jiangsu Patentee before: CRRC QISHUYAN INSTITUTE CO., LTD. |
|
| TR01 | Transfer of patent right |