CN103770836A - Enhanced front axle of steering arms of wheeled tractor - Google Patents
Enhanced front axle of steering arms of wheeled tractor Download PDFInfo
- Publication number
- CN103770836A CN103770836A CN201210416076.3A CN201210416076A CN103770836A CN 103770836 A CN103770836 A CN 103770836A CN 201210416076 A CN201210416076 A CN 201210416076A CN 103770836 A CN103770836 A CN 103770836A
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- China
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- steering arm
- hub assembly
- arm
- front hub
- square opening
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Abstract
The invention relates to improvement of a front axle of a wheeled tractor, in particular to an enhanced front axle of steering arms of a wheeled tractor. The enhanced front axle is provided with a sleeve main assembly, a left front wheel hub assembly and a right front wheel hub assembly, the left front wheel hub assembly and the right front wheel hub assembly are provided with a left steering arm and a right steering arm through two main hinge pins respectively, and a transverse pull rod is installed on the left steering arm and the right steering arm. The enhanced front axle of the steering arms of the wheeled tractor is characterized in that the shaft end of each main hinge pin is provided with a square shaft neck, the left steering arm and the right steering arm are respectively provided with a square hole, and the left steering arm and the right steering arm and the two square shaft necks on the two main hinge pins of the left front wheel hub assembly and the right front wheel hub assembly are correspondingly assembled through the respective square holes. The enhanced front axle of the steering arms of the wheeled tractor solves the problems that turn angles of steering arms and main hinge pins of an existing front axle of the wheeled tractor are not synchronous and the steering arms are prone to fracture because of fatigue damage, and the enhanced front axle of the steering arms of the wheeled tractor is mainly used for improvement to the existing front axle of the wheeled tractor.
Description
Technical field
The present invention relates to the improvement of wheel-tire tractor propons, is a kind of wheel-tire tractor spindle arm enhancement mode propons.
Background technology
Propons in wheel-tire tractor is the front support in back-wheel drive trac., is play a part the carrying of trac. and guarantee travel direction; Prior art wheel-tire tractor propons is mainly made up of left and right front wheel hub assembly, the main assembly of sleeve pipe, tie rod assembly, stub axle and left and right turn arm; Wherein, left and right front wheel hub assembly is for left and right front vehicle wheel is installed, and the main assembly of sleeve pipe is to play supporting beam action, and tie rod assembly, stub axle and left and right turn arm play the steering-effecting of controlling left and right front wheel hub assembly and left and right wheels; The problem that prior art wheel-tire tractor propons exists is: 1.. the flat key connection structure between spindle arm and stub axle easily produces " rolling key " phenomenon, and the corner between spindle arm and stub axle is asynchronous; 2.. the root of spindle arm connecting bore exists ess-strain defect, and spindle arm easily ruptures because of fatigue damage.
Summary of the invention
Object of the present invention is exactly will solve the asynchronous and spindle arm of corner between the existing spindle arm of existing wheel-tire tractor propons and stub axle because of the easily problem of fracture of fatigue damage, and a kind of wheel-tire tractor spindle arm enhancement mode propons is provided.
Concrete scheme of the present invention is: a kind of wheel-tire tractor spindle arm enhancement mode propons, it is provided with the main assembly of sleeve pipe, left front Hub assembly and right front Hub assembly, stub axle is all installed in the housing of left front Hub assembly and right front Hub assembly, left front Hub assembly stub shaft extension goes out on the axle head of hull outside left steering arm is installed, right front Hub assembly stub shaft extension goes out on the axle head of hull outside right steering arm is installed, on left steering arm and right steering arm, be equipped with armed lever, armed lever is provided with trepanning, the hinged intermediate rod that is provided with in trepanning place on left steering arm and right steering arm, described left front Hub assembly and right front Hub assembly are to form and connect with the intermediate rod on left steering arm and right steering arm, it is characterized in that: the axle head of stub axle is provided with square axle spindle, on left steering arm and right steering arm, be equipped with square opening, wherein, one side of left steering arm square opening is provided with the open slot of locking screw, one side of right steering arm square opening is provided with the open slot of locking tieholen, described left steering arm and right steering arm are to install with the corresponding formation of two square axle spindle on left front Hub assembly and two stub axles of right front Hub assembly respectively with square opening separately, open slot on left steering arm square opening is to adopt lock screw locking to connect, open slot on right steering arm square opening is to adopt bolt-locking to connect.
Square opening on left steering arm of the present invention is provided in a side of the middle part of being partial to armed lever, and two trepannings are the two ends that are located at respectively armed lever.
Square opening on right steering arm of the present invention is provided in a side of one end of armed lever, and trepanning is provided in a side of the other end of armed lever.
The present invention compares with existing wheel-tire tractor propons, the axle head of the stub axle in the present invention is to be designed to square axle spindle structure, on the armed lever of left steering arm and right steering arm, be designed to square opening structure, wherein, one side of left steering arm square opening is the open slot being designed to locking screw holes, one side of right steering arm square opening is the open slot being designed to locking hole, the open slot of left steering arm square opening is to adopt screw lock to connect, the open slot of right steering arm square opening is to adopt bolt-locking to connect, the flat key connection structure having solved between the existing spindle arm of original design and stub axle easily produces " rolling key " phenomenon, the problem that corner is asynchronous and spindle arm easily ruptures because of fatigue damage between spindle arm and stub axle, the present invention is simple in structure, reliable and stable, long service life, cheap, the present invention preferably resolves the problem that corner is asynchronous and spindle arm easily ruptures because of fatigue damage between the existing spindle arm of existing wheel-tire tractor propons and stub axle.
Accompanying drawing explanation
Fig. 1 is structural front view of the present invention;
Fig. 2 is structure birds-eye view of the present invention;
Fig. 3 is left steering arm configuration front view;
Fig. 4 is left steering arm A--A view;
Fig. 5 is right steering arm configuration front view;
Fig. 6 is right steering arm B--B view;
Fig. 7 is stub axle construction front view;
Fig. 8 is stub axle C--C view;
Wherein: 1-intermediate rod, 2-left steering arm, the main assembly of 3-sleeve pipe, 4-stub axle, 5-right steering arm, 6-left front Hub assembly, 7-right front Hub assembly, 8-lock screw, 9-trepanning, 10-armed lever, 11-square opening, 12-open slot, 13-locking screw holes, 14-locking hole, 15-square axle spindle.
The specific embodiment:
Referring to Fig. 1: a kind of wheel-tire tractor spindle arm enhancement mode propons, it is provided with the main assembly 3 of sleeve pipe, left front Hub assembly 6 and right front Hub assembly 7, in the housing of left front Hub assembly 6 and right front Hub assembly 7, stub axle 4 is all installed, left front Hub assembly 6 stub axles 4 stretch out on the axle head of hull outside left steering arm 2 are installed, right front Hub assembly stub axle 4 stretches out on the axle head of hull outside right steering arm 5 is installed, on left steering arm 2 and right steering arm 5, be equipped with armed lever 10(and refer to Fig. 3, Fig. 5), armed lever 10 is provided with trepanning 9, the hinged intermediate rod 1 that is provided with in trepanning 9 places on left steering arm 2 and right steering arm 5, described left front Hub assembly 6 and right front Hub assembly 7 are to form and connect with the intermediate rod 1 on left steering arm 2 and right steering arm 5, particularly: the axle head of stub axle 4 is provided with square axle spindle 15(and refers to Fig. 7, Fig. 8), on left steering arm 2 and right steering arm 5, be equipped with square opening 11(and refer to Fig. 3, Fig. 5), wherein, one side of left steering arm 2 square openings 11 is provided with the open slot 12 of locking screw 13, one side of right steering arm 5 square openings 11 is provided with the open slot 12 of locking tieholen 14, described left steering arm 2 and right steering arm 5 are to install with the corresponding formation of two square axle spindle 15 on left front Hub assembly 6 and 7 two stub axles 4 of right front Hub assembly respectively with square opening 11 separately, open slot 12 on left steering arm 2 square openings 11 is to adopt lock screw 8 lockings to connect, open slot 12 on right steering arm 5 square openings 11 is to adopt bolt-locking to connect.
Square opening 11 on left steering arm 2 described in the present embodiment is provided in a side of the middle part of being partial to armed lever 10, and two trepannings 9 are the two ends (referring to Fig. 3, Fig. 4) that are located at respectively armed lever 10.
Square opening 11 on right steering arm 5 described in the present embodiment is provided in a side of one end (referring to Fig. 5, Fig. 6) of armed lever 10, and trepanning 9 is provided in a side of the other end of armed lever 10.
Claims (3)
1. a wheel-tire tractor spindle arm enhancement mode propons, it is provided with the main assembly of sleeve pipe, left front Hub assembly and right front Hub assembly, stub axle is all installed in the housing of left front Hub assembly and right front Hub assembly, left front Hub assembly stub shaft extension goes out on the axle head of hull outside left steering arm is installed, right front Hub assembly stub shaft extension goes out on the axle head of hull outside right steering arm is installed, on left steering arm and right steering arm, be equipped with armed lever, armed lever is provided with trepanning, the hinged intermediate rod that is provided with in trepanning place on left steering arm and right steering arm, described left front Hub assembly and right front Hub assembly are to form and connect with the intermediate rod on left steering arm and right steering arm, it is characterized in that: the axle head of stub axle is provided with square axle spindle, on left steering arm and right steering arm, be equipped with square opening, wherein, one side of left steering arm square opening is provided with the open slot of locking screw, one side of right steering arm square opening is provided with the open slot of locking tieholen, described left steering arm and right steering arm are to install with the corresponding formation of two square axle spindle on left front Hub assembly and two stub axles of right front Hub assembly respectively with square opening separately, open slot on left steering arm square opening is to adopt lock screw locking to connect, open slot on right steering arm square opening is to adopt bolt-locking to connect.
2. a kind of wheel-tire tractor spindle arm enhancement mode propons according to claim 1, is characterized in that: the square opening on described left steering arm is provided in a side of the middle part of being partial to armed lever, and two trepannings are the two ends that are located at respectively armed lever.
3. a kind of wheel-tire tractor spindle arm enhancement mode propons according to claim 1, is characterized in that: the square opening on described right steering arm is provided in a side of one end of armed lever, and trepanning is provided in a side of the other end of armed lever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210416076.3A CN103770836A (en) | 2012-10-26 | 2012-10-26 | Enhanced front axle of steering arms of wheeled tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210416076.3A CN103770836A (en) | 2012-10-26 | 2012-10-26 | Enhanced front axle of steering arms of wheeled tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103770836A true CN103770836A (en) | 2014-05-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210416076.3A Pending CN103770836A (en) | 2012-10-26 | 2012-10-26 | Enhanced front axle of steering arms of wheeled tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103770836A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104108421A (en) * | 2014-07-22 | 2014-10-22 | 邹帆 | Suspension steering device for hub direct-driving electric vehicle |
-
2012
- 2012-10-26 CN CN201210416076.3A patent/CN103770836A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104108421A (en) * | 2014-07-22 | 2014-10-22 | 邹帆 | Suspension steering device for hub direct-driving electric vehicle |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140507 |