CN205578538U - Preceding output flange of gearbox output axle head for wet braking - Google Patents
Preceding output flange of gearbox output axle head for wet braking Download PDFInfo
- Publication number
- CN205578538U CN205578538U CN201620190860.0U CN201620190860U CN205578538U CN 205578538 U CN205578538 U CN 205578538U CN 201620190860 U CN201620190860 U CN 201620190860U CN 205578538 U CN205578538 U CN 205578538U
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- Prior art keywords
- output flange
- flange
- attachment bolt
- bolt
- baffle plate
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Abstract
The utility model discloses a preceding output flange of gearbox output axle head for wet braking, including preceding output flange, be equipped with the attachment bolt hole that supplies the attachment bolt to run through on the second step face of preceding output flange, be equipped with the bolt hole that is used for connecting the wet braking dish on the third step face of preceding output flange, characterized by still includes the baffle, before the baffle is fixed in on the first step face of output flange, the outward flange of baffle is located the attachment bolt hole and is used for sticising the attachment bolt directly over. The utility model discloses on assembling gearbox box output shaft assembly with preceding output flange assembly through interior external splines meshing during the use, linking through the flange of attachment bolt with the transmission shaft, compressing tightly the attachment bolt through baffle plate edge, prevent that the phenomenon of trackslipping from appearing in the attachment bolt atress, attachment bolt and the epaxial nut of transmission before making on the output flange can be tightened in the auto -lock, guarantee whole loader and normally work, have improved work efficiency greatly.
Description
Technical field
This utility model relates to the front output flange of a kind of wet braking output shaft of gear-box end, is specifically related to the locking rotation-preventing mechanism of output flange before a kind of output shaft of gear-box end, belongs to the output transmission technical field of construction machinery gear box.
Background technology
In the Hydraulic Power Transmission System of loader, dynamic power shift gear box manipulation is light, simple, gearshift is fast, during gearshift, the time of power cut can be reduced to bottom line, can realize shifting gears in the case of big load not parking, and this greatly facilitates the raising of loader production efficiency.Hand braking on change speed gear box has dry type braking and wet braking, relates generally to wet braking here.The frictional force that wet braking is dependent between wet braking dish realizes braking.The drive mechanism of the wet braking on loader includes change speed gear box, and change speed gear box connects front propeller shaft by front output flange assembly.The output shaft end being specially change speed gear box connects power transmission shaft by front output flange, before i.e., output flange one end is meshed by external splines on the output shaft of internal spline and change speed gear box, wet braking dish is fixed in front output flange outer ring, the front output flange other end is connected by the flange on attachment bolt and power transmission shaft, tighten the self-locking nut on power transmission shaft, power on output shaft is exported on power transmission shaft, power transmission shaft is made to rotate, drive loader is operated, if requiring braking, wet braking dish is then relied on to produce frictional force, it is achieved wet braking.
But during current market feedback, when often there is front output flange and the propeller shaft couplings of output shaft wet braking, before finding, there is phenomenon of trackslipping in the attachment bolt of output flange, and cannot tighten transmission axle head self-locking nut when general assembly.If front output flange and power transmission shaft are made monoblock type, making troubles during assembling and disassembling, if making split type, in the case of unreasonable structure, it may appear that the phenomenon that part bolt trackslips, causing whole loader normally to work.
In sum, the attachment bolt that front output flange of the prior art is connected with power transmission shaft, during wet braking, often occur trackslipping, cause front output flange to be connected with power transmission shaft insecure, cause the whole loader cannot normal operation.
Utility model content
The purpose of this utility model is to overcome deficiency of the prior art, it is provided that the front output flange of a kind of wet braking output shaft of gear-box end, solves output flange before in prior art and connects the technical problem that the attachment bolt of power transmission shaft easily trackslips.
For solving above-mentioned technical problem, this utility model provides the front output flange of a kind of wet braking output shaft of gear-box end, including front output flange, the second step face of front output flange is provided with the coupling bolt hole run through for attachment bolt, 3rd step surface of front output flange is provided with the bolt hole for connecting wet braking dish, it is characterized in that, also include baffle plate, described baffle plate is fixed on the First terrace of front output flange, and the outward flange of baffle plate is positioned at the surface of coupling bolt hole for pressing attachment bolt.
Further, described baffle plate is circular, and baffle plate is uniformly provided with multiple screw hole, and First terrace also is provided with corresponding screw hole, and screw runs through screw hole fixed dam in First terrace.
Further, the cylindrical edge of baffle plate is the edge protruded, and the thickness at edge is determined by the bolt head thickness of attachment bolt so that the bolt head surface of edge and attachment bolt fits tightly.
Further, the exradius of described baffle plate is more than or equal to the outer side edges of coupling bolt hole along the distance to front output flange axle.
Further, attachment bolt is snap bolt, and hypotenuse has been cut by the edge of its circular bolt head.
Further, front output flange is connected by the interior external splines matched with output shaft of gear-box.
Compared with prior art, this utility model is reached to provide the benefit that:
1) this utility model compresses attachment bolt by arranging baffle plate, enables together with front output flange is securely attached to power transmission shaft, it is ensured that complete machine normally works, and substantially increases work efficiency, extends the service life of part；
2) this utility model simple in construction, easy to process, easy to assembly laborsaving.
Accompanying drawing explanation
Fig. 1 is the front view of output flange before this utility model；
Fig. 2 is the A-A sectional view of output flange before this utility model；
Fig. 3 is the front view of baffle plate in this utility model；
Fig. 4 is the B-B sectional view of baffle plate in this utility model；
Fig. 5 is the structural representation that output flange connects brake disc before this utility model；
Fig. 6 is the structural representation that output flange assembly connects output shaft of gear-box assembly before this utility model.
In figure: 1, front output flange；1-1, First terrace；1-2, second step face；1-3, coupling bolt hole；1-4, the 3rd step surface；2, baffle plate；2-1, screw hole 3, attachment bolt；4, screw；5, brake disc；6, bolt；7, output shaft of gear-box.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is further described.Following example are only used for clearly illustrating the technical solution of the utility model, and can not limit protection domain of the present utility model with this.
The front output flange of a kind of wet braking output shaft of gear-box end that this utility model provides, as Figure 1-4, including front output flange 1, the second step face 1-2 of front output flange 1 is provided with the coupling bolt hole 1-3 run through for attachment bolt 3,3rd step surface 1-4 of front output flange 1 is provided with the bolt hole for connecting wet braking dish 5, it is characterized in that, also include baffle plate 2, described baffle plate 2 is fixed on the First terrace 1-1 of front output flange 1, and the outward flange of baffle plate 2 is positioned at the surface of coupling bolt hole 1-3 for pressing attachment bolt 3.
In this utility model embodiment, baffle plate 2 is circular, as shown in Figure 3 and Figure 4, multiple screw hole it is uniformly provided with on baffle plate 2, it also is provided with corresponding screw hole on First terrace 1-1, screw runs through screw hole fixed dam 2 in the First terrace 1-1 of front output flange 1, is the edge protruded at the cylindrical of baffle plate 2, and the thickness at edge is determined by the bolt head thickness of attachment bolt 3 so that the bolt head surface of edge and attachment bolt 3 fits tightly.By arranging 4 screw holes in the surrounding of baffle plate 2,4 screw holes are uniformly distributed, baffle plate 2 is fastened on the First terrace 1-1 of front output flange 1 by 4 screws, and the outer circular edge of baffle plate 2 is pressed on the bolt head of attachment bolt 3, it is possible to effectively prevent the slip of attachment bolt 3.
Further, the exradius of described baffle plate 2 outer side edges more than or equal to coupling bolt hole 1-3 is along the distance to front output flange 1 axle.The exradius of baffle plate 2 outer side edges equal to coupling bolt hole 1-3 along but when the distance in front output flange 1 axle center, best results, make baffle plate 2 that the bolt head of attachment bolt 3 just can be completely covered, attachment bolt 3 compressed, prevent it from producing and loosen.
In this utility model embodiment, attachment bolt 3 is snap bolt, and hypotenuse has been cut by the edge of its circular bolt head.Spacing attachment bolt 3 is carried out with the hypotenuse of attachment bolt 3 and the outer circular edge of baffle plate 2, the hypotenuse of attachment bolt 3 coordinates baffle plate 2 cylindrical to compress attachment bolt 3 head, prevent attachment bolt 3 stress from phenomenon of trackslipping occurring, before ensureing on output flange 1 attachment bolt 3 and power transmission shaft on nut can self-locking tighten, the front output flange 1 and the power transmission shaft that make wet braking can be good at being linked together, ensure that whole loader normally works, substantially increase work efficiency.
Specifically used process of the present utility model is, choose front output flange 1 material be 40Cr, baffle plate 2 material be Q345A, the seam cylindrical of front output flange 1 is φ 136(+0.10/0), baffle plate 2 cylindrical φ 136(+0.10/0), on the seam cylindrical of output flange 1 and baffle plate 2, cylindrical requires that tolerance fit is consistent before this, to meet the matching requirements of bolt, snap bolt chosen by attachment bolt 3, a hypotenuse has been cut by the edge of its circular bolt head, and between circular bolt head and the coupling bolt hole of attachment bolt 3, interstice coverage is 0.5 ~ 0.8mm.
When assembling, as it is shown in figure 5, first baffle plate 2 is assembled together by screw 4 and front output flange 1, then brake disc 5 is filled on the 3rd step surface 1-4 of front output flange 1 by bolt 6, finally loads onto attachment bolt 3, and tighten attachment bolt 3.This utility model simple in construction, easy to process, easy to assembly laborsaving.The above-mentioned front output flange assembly assembled is assembled on output shaft of gear-box 7, front output flange assembly connects the structural representation of the output shaft assembly of change speed gear box as shown in Figure 6, front output flange 1 is meshed by external splines on internal spline and output shaft of gear-box 7, front output flange 1 connecting end surface is connected by the flange on attachment bolt 3 and power transmission shaft, tighten the self-locking nut on power transmission shaft, gearbox dynamic is exported on power transmission shaft, power transmission shaft is made to rotate, complete machine is driven normally to work, before before this wet braking, output flange can meet, the bolt on output flange and the nut on power transmission shaft can be tightened in self-locking, phenomenon of trackslipping no longer occurs, ensure that complete machine normally works, substantially increase work efficiency, extend the service life of part.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; on the premise of without departing from this utility model know-why; can also make some improvement and deformation, these improve and deformation also should be regarded as protection domain of the present utility model.
Claims (6)
1. the front output flange of a wet braking output shaft of gear-box end, including front output flange, the second step face of front output flange is provided with the coupling bolt hole run through for attachment bolt, 3rd step surface of front output flange is provided with the bolt hole for connecting wet braking dish, it is characterized in that, also including that baffle plate, described baffle plate are fixed on the First terrace of front output flange, the outward flange of baffle plate is positioned at the surface of coupling bolt hole for pressing attachment bolt.
The front output flange of a kind of wet braking output shaft of gear-box end the most according to claim 1, it is characterized in that, described baffle plate is circular, and baffle plate is uniformly provided with multiple screw hole, also being provided with corresponding screw hole on First terrace, screw runs through screw hole fixed dam in First terrace.
The front output flange of a kind of wet braking output shaft of gear-box end the most according to claim 2, it is characterized in that, the cylindrical edge of baffle plate is the edge protruded, and the thickness at edge is determined by the bolt head thickness of attachment bolt so that the bolt head surface of edge and attachment bolt fits tightly.
The front output flange of a kind of wet braking output shaft of gear-box end the most according to claim 3, is characterized in that, the exradius of described baffle plate is more than or equal to the outer side edges of coupling bolt hole along the distance to front output flange axle.
The front output flange of a kind of wet braking output shaft of gear-box end the most according to claim 1, is characterized in that, attachment bolt is snap bolt, and hypotenuse has been cut by the edge of its circular bolt head.
The front output flange of a kind of wet braking output shaft of gear-box end the most according to claim 1, is characterized in that, front output flange is connected by the interior external splines matched with output shaft of gear-box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620190860.0U CN205578538U (en) | 2016-03-11 | 2016-03-11 | Preceding output flange of gearbox output axle head for wet braking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620190860.0U CN205578538U (en) | 2016-03-11 | 2016-03-11 | Preceding output flange of gearbox output axle head for wet braking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205578538U true CN205578538U (en) | 2016-09-14 |
Family
ID=56869311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620190860.0U Active CN205578538U (en) | 2016-03-11 | 2016-03-11 | Preceding output flange of gearbox output axle head for wet braking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205578538U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112196878A (en) * | 2020-12-06 | 2021-01-08 | 东营浩辰石油技术开发有限公司 | Beam-pumping unit connecting rod crossbeam round pin axle anticreep device |
-
2016
- 2016-03-11 CN CN201620190860.0U patent/CN205578538U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112196878A (en) * | 2020-12-06 | 2021-01-08 | 东营浩辰石油技术开发有限公司 | Beam-pumping unit connecting rod crossbeam round pin axle anticreep device |
| CN112196878B (en) * | 2020-12-06 | 2021-03-16 | 东营华辰石油装备有限公司 | Beam-pumping unit connecting rod crossbeam round pin axle anticreep device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |