CN203380226U - Straightening device of split universal joint pin entire shaft of heavy truck - Google Patents
Straightening device of split universal joint pin entire shaft of heavy truck Download PDFInfo
- Publication number
- CN203380226U CN203380226U CN201320458068.5U CN201320458068U CN203380226U CN 203380226 U CN203380226 U CN 203380226U CN 201320458068 U CN201320458068 U CN 201320458068U CN 203380226 U CN203380226 U CN 203380226U
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- China
- Prior art keywords
- cross axle
- shaped
- integral shaft
- universal joint
- joint pin
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Abstract
The utility model provides a straightening device of a split universal joint pin entire shaft of a heavy truck. According to the technical scheme, the straightening device of the split universal joint pin entire shaft of the heavy truck comprises a workbench and a pressing head, V-shaped cushion blocks are arranged on the two end portions of the workbench, the workbench and the V-shaped cushion blocks are of an integral structure, the length of the straightened split universal joint pin entire shaft is larger than the distance between the two V-shaped cushion blocks, a gasket is further arranged on the workbench between the two V-shaped cushion blocks, the gasket is arranged so that the bending deformation amount of the split universal joint pin entire shaft can be controlled when the split universal joint pin entire shaft is pressed, and the pressing head comprises a cylindrical pressing head body and U-shaped pressing notches with downward openings. The number of the U-shaped pressing notches is two, and bending pressure can be dispersed. In the straightening process, the two U-shaped pressing notches press the split universal joint pin entire shaft at the same time, the pressure borne in the middle part of the split universal joint pin entire shaft is reduced, and the cracking phenomenon in the middle part of the split universal joint pin entire shaft can be avoided.
Description
Technical field
The utility model relates to a kind of crooked coalignment of slender axles, relates in particular to a kind of coalignment of heavy truck split cross axle integral shaft.
Background technology
At present heavy truck inter-wheel differential cross axle commonly used is split-type structural, by a cross axle integral shaft with two with it a vertical minute axon form.The cross axle integral shaft is slender axles, and there are two gains at the positive middle part of axial length, opposing perpendicular to axis and both, is used for respectively matching with two minutes axons.This cross axle integral shaft produces flexural deformation after due to carburizing and quenching, and degree of crook is overproof, need to carry out the processing of recurvation pressure straightening to it.Pressure straightening after existing heavy truck split cross axle integral shaft carburizing and quenching is mainly to carry out alignment with the forcing press of single pressure head.During alignment, at first heavy truck split cross axle integral shaft is fixed, then directly the working pressure compressing head is pushed down the boss of axle and it is exerted pressure, and to crooked split cross axle integral shaft back-flexing, after release, the split cross axle occurs that resilience becomes d-axis.Due to cross axle integral shaft pars intermedia have two back to gain, be the weak part of axle, rigidity is low, resists diastrophic ability the most weak; When alignment is exerted pressure, during the forcing press alignment of single pressure head, pressure ratio is more concentrated, causes the back-flexing distortion major part of whole axle to concentrate on the most weak middle part of counter-bending deformability, easily causes the fracture of split cross axle integral shaft middle part.
Summary of the invention
Technical problem to be solved in the utility model, be exactly for the existing deficiency of prior art, and the coalignment of the heavy truck split cross axle integral shaft that a kind of crooked pressure disperses relatively, bending deformation quantity is little, alignment is effective is provided.
This programme is achieved by the following technical measures: the coalignment of heavy truck split cross axle integral shaft of the present utility model, comprise workbench and pressure head, the both ends of this workbench are provided with respectively the V-type cushion block, described workbench and V-type cushion block are structure as a whole, the described length that is corrected split cross axle integral shaft is greater than the distance between two V-type cushion blocks, on the workbench between described two V-type cushion blocks, also is provided with pad.The purpose that pad is set on the workbench between two V-type cushion blocks produces excessive bending deformation quantity while being restriction split cross axle integral shaft pressurized, avoids excessive bending to cause the cross axle fracture.
Further improvement of the utility model is that described pressure head comprises cylindrical crimp body and downward opening U-shaped pressure mouthful.
Further improvement of the utility model is, described pressure head is two mouthful pressure heads of pressing, and U-shaped pressures mouthful has two, and these two U-shaped pressure mouths and cylindrical crimp body are rigidly connected into an integral body.It is in order to disperse crooked pressure that two U-shaped pressures mouthful are set.During alignment, two U-shaped pressures mouthful are exerted pressure to split cross axle integral shaft simultaneously, reduce the pressure that bear split cross axle integral shaft middle part, also just reduced split cross axle integral shaft middle part bending deformation quantity, avoid the phenomenon of split cross axle integral shaft middle part fracture.
Further improvement of the utility model is that the described two mouthful pressure heads of pressing that consist of two U-shaped pressure mouths and cylindrical crimp body are inverted Y-shaped.
Further improvement of the utility model is, described two U-shaped centre-to-centre spacing of pressing mouthful are to be corrected half of split cross axle integral shaft length.Two U-shaped centre-to-centre spacing distances of mouth of pressing are larger, less to split cross axle integral shaft middle part pressure, when but the centre-to-centre spacing distance of U-shaped pressure mouth is too large, the alignment effect can be influenced, through further investigation and experiment discovery repeatedly, the centre-to-centre spacing of two U-shaped pressure mouths is a half that is corrected split cross axle integral shaft length, little to split cross axle integral shaft middle part pressure, and alignment simultaneously is effective.
Further improvement of the utility model is that described V-type cushion block is the V-type cushion block of being made by ferrous material; Described pad is the pad of being made by ferrous material, its thickness >=5mm, for above definite iron gasket with distance by axle surface, school, make to be corrected the depth capacity of split cross axle integral shaft back-flexing, be limited in the scope that can not cause axle fracture.
The beneficial effect of this programme can be learnt according to the narration to such scheme, owing in this scheme, on the workbench between two V-type cushion blocks, being provided with pad, its beneficial effect produces excessive bending deformation quantity while being restriction split cross axle integral shaft pressurized, avoids excessive bending to cause the cross axle fracture; The U-shaped pressure mouthful of pressure head is set to two, in order to disperse crooked pressure, avoid the phenomenon of split cross axle integral shaft middle part fracture, because two U-shaped centre-to-centre spacing of pressing mouthful are to be corrected half of split cross axle integral shaft length, to the pressure of split cross axle integral shaft middle part, guaranteed again the alignment effect while both having reduced alignment.Simultaneously, above iron gasket be corrected the distance of split cross axle integral shaft, can limit the depth capacity that is corrected the back-flexing of split cross axle integral shaft, can not cause in the scope of axle fracture.As can be seen here, the utility model compared with prior art, has substantive distinguishing features and progress, and the beneficial effect of its enforcement is also apparent.
The accompanying drawing explanation
The structural representation that Fig. 1 is the utility model specific embodiment
Fig. 2 is left view of the present utility model.
In figure, 1 is pressure head; 2 is split cross axle integral shaft; 3 is pad; 4 is workbench; 5 is the V-type cushion block; 6 is U-shaped pressure mouthful.
The specific embodiment
For clearly demonstrating the technical characterstic of this programme, below by a specific embodiment, and, in conjunction with its accompanying drawing, this programme is set forth.
By accompanying drawing, can find out, the coalignment of the heavy truck split cross axle integral shaft of this programme, comprise workbench 4 and pressure head 2, the both ends of this workbench 4 are provided with respectively V-type cushion block 5, described workbench 4 is structure as a whole with V-type cushion block 5, the described length that is corrected split cross axle integral shaft 2 is greater than the distance between two V-type cushion blocks, on the workbench between described two V-type cushion blocks, also is provided with pad 3.The purpose that pad 3 is set on the workbench between two V-type cushion blocks produces excessive bending deformation quantity while being restriction split cross axle integral shaft pressurized, avoids excessive bending to cause the cross axle fracture.
Further improvement of the utility model is that described pressure head comprises cylindrical crimp body and downward opening U-shaped pressure mouth 6.
Further improvement of the utility model is, described pressure head is two mouthful pressure heads of pressing, and U-shaped pressures mouthfuls 6 has two, and these two U-shaped pressures mouths 6 and cylindrical crimp body are rigidly connected into an integral body.It is in order to disperse crooked pressure that two U-shaped pressures mouths 6 are set.During alignment, two U-shaped pressure mouths 6 are exerted pressure to split cross axle integral shaft 2 simultaneously, reduce the pressure that bear split cross axle integral shaft 2 middle parts, also just reduced split cross axle integral shaft 2 middle part bending deformation quantities, avoid the phenomenon of split cross axle integral shaft 2 middle part fractures.
Further improvement of the utility model is that the described two mouthful pressure heads of pressing that consist of two U-shaped pressure mouths 6 and cylindrical crimp body are inverted Y-shaped.
Further improvement of the utility model is, described two U-shaped centre-to-centre spacing of mouthfuls 6 of pressing are to be corrected half of split cross axle integral shaft length.Two U-shaped centre-to-centre spacing distances of mouth of pressing are larger, less to split cross axle integral shaft middle part pressure, when but the centre-to-centre spacing distance of U-shaped pressure mouth is too large, the alignment effect can be influenced, through further investigation and experiment discovery repeatedly, the centre-to-centre spacing of two U-shaped pressure mouths is a half that is corrected split cross axle integral shaft length, little to split cross axle integral shaft middle part pressure, and alignment simultaneously is effective.
Further improvement of the utility model is that described V-type cushion block 4 is V-type cushion blocks of being made by ferrous material; Described pad 3 is pads of being made by ferrous material, can Control Shaft and the spacing of iron gasket, and the depth capacity that restriction is corrected the back-flexing of split cross axle integral shaft can not cause in the scope of axle fracture.
The beneficial effect of this programme can learn according to the narration to such scheme, and owing in this scheme, on the workbench between two V-type cushion blocks, being provided with pad, its beneficial effect is the bending deformation quantity produced while reducing split cross axle integral shaft pressurized; The U-shaped pressure mouthful of pressure head is set to two, in order to disperse crooked pressure, avoid the phenomenon of split cross axle integral shaft middle part fracture, because two U-shaped centre-to-centre spacing of pressing mouthful are to be corrected half of split cross axle integral shaft length, to the pressure of split cross axle integral shaft middle part, guarantee the alignment effect while both having reduced alignment.As can be seen here, the utility model compared with prior art, has substantive distinguishing features and progress, and the beneficial effect of its enforcement is also apparent.
The utility model can pass through existing techniques in realizing without the technical characterictic of describing, and does not repeat them here.Certainly; above-mentioned explanation is not to restriction of the present utility model; the utility model also is not limited in above-mentioned giving an example, and the variation that those skilled in the art make in essential scope of the present utility model, remodeling, interpolation or replacement, also should belong to protection domain of the present utility model.
Claims (6)
1. the coalignment of a heavy truck split cross axle integral shaft, it is characterized in that: comprise workbench and pressure head, the both ends of this workbench are provided with respectively the V-type cushion block, described workbench and V-type cushion block are structure as a whole, the described length that is corrected split cross axle integral shaft is greater than the distance between two V-type cushion blocks, on the workbench between described two V-type cushion blocks, also is provided with pad.
2. the coalignment of heavy truck split cross axle integral shaft according to claim 1 is characterized in that: described pressure head comprises cylindrical crimp body and downward opening U-shaped pressure mouthful.
3. the coalignment of heavy truck split cross axle integral shaft according to claim 2 is characterized in that: described pressure head is two mouthful pressure heads of pressing, and U-shaped pressures mouthful has two, and this U-shaped pressures mouth and cylindrical crimp body are rigidly connected into an integral body.
4. the coalignment of heavy truck split cross axle integral shaft according to claim 3 is characterized in that: described by two U-shaped press mouthful and two mouth pressure heads of pressing that cylindrical crimp body forms are inverted Y-shaped.
5. the coalignment of heavy truck split cross axle integral shaft according to claim 4 is characterized in that: described two U-shaped centre-to-centre spacing of pressing mouthful are to be corrected half of split cross axle integral shaft length.
6. the coalignment of heavy truck split cross axle integral shaft according to claim 1, it is characterized in that: described V-type cushion block is the V-type cushion block of being made by ferrous material; Described pad is the pad of being made by ferrous material, the thickness >=5mm of this pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320458068.5U CN203380226U (en) | 2013-07-30 | 2013-07-30 | Straightening device of split universal joint pin entire shaft of heavy truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320458068.5U CN203380226U (en) | 2013-07-30 | 2013-07-30 | Straightening device of split universal joint pin entire shaft of heavy truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203380226U true CN203380226U (en) | 2014-01-08 |
Family
ID=49868755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320458068.5U Expired - Fee Related CN203380226U (en) | 2013-07-30 | 2013-07-30 | Straightening device of split universal joint pin entire shaft of heavy truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203380226U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111496018A (en) * | 2020-05-09 | 2020-08-07 | 汪涛 | Automatic straightening device for integral shaft of split cross shaft of heavy truck |
-
2013
- 2013-07-30 CN CN201320458068.5U patent/CN203380226U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111496018A (en) * | 2020-05-09 | 2020-08-07 | 汪涛 | Automatic straightening device for integral shaft of split cross shaft of heavy truck |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20150730 |
|
| EXPY | Termination of patent right or utility model |