CN214689742U

CN214689742U - Sugarcane machine strenghthened type steering axle

Info

Publication number: CN214689742U
Application number: CN202120451264.4U
Authority: CN
Inventors: 范立广
Original assignee: Jiangsu World Agricultural Machinery Co Ltd
Current assignee: Jiangsu World Agricultural Machinery Co Ltd
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2021-11-12
Anticipated expiration: 2031-03-02

Abstract

The utility model belongs to the technical field of the agricultural machine technique and specifically relates to a sugarcane machine strenghthened type steering axle, including steering axle tubular beams seam, left directive wheel combination is connected in the left side of steering axle tubular beams seam, right directive wheel combination is connected on the right side of steering axle tubular beams seam, the positive top of steering axle tubular beams seam is fixed with the pivot cover seam, the centre bore has been seted up in the pivot cover seam, the steering pin axle is equipped with in the centre bore, the steering pin axle is articulated with the chassis seam, be equipped with trapezoidal steering mechanism on the steering axle tubular beams seam, the utility model discloses can solve current steering axle poor stability and fragile, current steering axle intensity can not satisfy the problem that actual results state required.

Description

Sugarcane machine strenghthened type steering axle

Technical Field

The utility model relates to the technical field of agricultural machinery, the concrete field is a sugarcane machine strenghthened type steering axle.

Background

At present, sugarcane planting in China is mainly concentrated in Guangxi, accounting for about 60% of yield, other areas, namely Yunnan and Guangdong, are planted, the harvesting mode is mainly manual, labor intensity is high, efficiency is low, and with the rapid development of economy in China, labor cost is continuously increased, the development of the sugarcane industry is severely restricted, so that the country increases the supporting force on sugarcane harvesting machinery, subsidies the harvesting machinery, accelerates the whole-process mechanization of sugarcane harvesting, and the sugarcane harvesting machinery meets the opportunity period of rapid development.

At present domestic sugarcane harvester, the front wheel generally turns to, the rear wheel drive, because preceding feeding, in order to guarantee the trafficability characteristic, must raise with the front axle tubular beams, guarantee the smooth and easy of passageway, however the back is raised to the front axle tubular beams, the fulcrum uprises, the resistance effort arm lengthens, the intensity requirement to preceding steering bridge is higher, because the sugarcane is most to adopt the ridging to plant, when the sugarcane passes through, the difference in height is big, the resistance grow of antegoing, this just leads to current steering bridge poor stability and fragile.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sugarcane machine strenghthened type steering axle to solve current steering axle poor stability and fragile, current steering axle intensity can not satisfy the problem that actual results state required.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sugarcane machine strenghthened type steer axle, includes steer axle tubular beams seam, the left directive wheel combination is connected in steer axle tubular beams seam's left side, the right directive wheel combination is connected on steer axle tubular beams seam's right side, steer axle tubular beams seam's positive centre top is fixed with pivot cover seam, the centre bore has been seted up in the pivot cover seam, the round pin axle that turns to is equipped with in the centre bore, the round pin axle articulates with the chassis seam, be equipped with trapezoidal steering mechanism on the steer axle tubular beams seam.

Preferably, the left steering wheel assembly and the right steering wheel assembly are consistent in structure, the left steering wheel assembly and the right steering wheel assembly are symmetrically arranged on two sides of the welded steering axle pipe beam, the left steering wheel assembly is connected with the trapezoidal steering mechanism through the left steering knuckle assembly, and the right steering wheel assembly is connected with the trapezoidal steering mechanism through the right steering knuckle assembly.

Preferably, trapezoidal steering mechanism includes left steering arm, right steering arm, left steering bulb, right steering bulb, steering cylinder and steering linkage, steering cylinder's cylinder seat is articulated with pivot cover seam, steering cylinder's piston rod is articulated with right steering arm, the one end and the left knuckle of left steering arm are connected, the other end of left steering arm is connected with steering linkage's one end through left steering bulb, steering linkage's the other end is connected with the one end of right steering arm through right steering bulb, the other end and the right knuckle of right steering arm are connected.

Preferably, the trapezoidal steering mechanism further comprises a left limiting device and a right limiting device, and the left limiting device and the right limiting device are symmetrically arranged above the welded pipe beam of the steering axle.

Preferably, the top of the joint of the left steering arm and the left steering knuckle is provided with an anti-dropping end cover, and the top of the joint of the right steering arm and the right steering knuckle is also provided with an anti-dropping end cover.

Preferably, the left steering arm and the right steering arm are manufactured by a die forging process.

Preferably, the diameter of the steering pin shaft is 50 mm.

Preferably, the tubular beams in the tubular beam welding of the steering axle are made of 16Mn reinforced steel tubes, two sides above the tubular beams are respectively provided with a shock absorption support seat plate, and the shock absorption support seat plates are provided with shock absorbers.

Preferably, the rotating shaft sleeve is welded and manufactured, and then a central hole is formed in a machining center.

Compared with the prior art, the beneficial effects of the utility model are that: the invention solves the problems of poor stability, easy damage and the like of the ground clearance steering axle in the market of the sugarcane machine, and the improved steering axle has the characteristics of relatively simple manufacture, compact structure, high strength, safety and reliability; the central hole on the welding of the rotating shaft sleeve is processed on the processing center after the rotating shaft sleeve is welded, the coaxiality is high, and the quality is reliably ensured; the left and right steering arms adopt a die forging process, so that the strength is more reliable; the trapezoidal steering mechanism is used, the steering is stable and reliable, and the size of the turning radius can be adjusted by the arranged left and right limiting devices; the assembly has the bumper shock absorber, and the beat is more steady.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of another view angle of the present invention;

FIG. 3 is a schematic structural view of the steering bridge tube-beam welding in the present invention;

FIG. 4 is a schematic structural view of the middle rotating shaft sleeve of the present invention;

fig. 5 is a schematic structural view of the middle steering pin shaft of the present invention.

In the figure: the steering axle comprises a steering axle pipe beam welded joint, a 101 pipe beam, a 102 steering sleeve, a 2 left steering wheel combination, a 3 right steering wheel combination, a 4 rotating shaft sleeve welded joint, a 401 center hole, a 5 trapezoidal steering mechanism, a 501 left steering arm, a 502 right steering arm, a 503 left steering ball head, a 504 right steering ball head, a 505 steering oil cylinder, a 506 steering pull rod, a 6 steering pin shaft, a 7 left steering knuckle, an 8 right steering knuckle, a 9 left limiting device, a 10 right limiting device, an 11 anti-dropping end cover and a 12 shock absorption support seat plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a reinforced steering axle of a sugarcane machine comprises a steering axle tubular beam welding joint 1, wherein the steering axle tubular beam welding joint 1 comprises a tubular beam 101 and steering sleeves 102 welded on two sides of the tubular beam 101, the left side of the steering axle tubular beam welding joint 1 is connected with a left steering wheel combination 2, the right side of the steering axle tubular beam welding joint 1 is connected with a right steering wheel combination 3, a rotating shaft sleeve welding joint 4 is fixed above the middle of the steering axle tubular beam welding joint 1, the rotating shaft sleeve welding joint 4 is provided with a central hole 401, a steering pin shaft 6 is arranged in the central hole 401 and is hinged with a chassis welding joint, a trapezoidal steering mechanism 5 is arranged on the steering axle tubular beam welding joint 1, specifically, the left steering wheel combination 2 is connected with one end of a left steering knuckle 7, the other end of the left steering knuckle 7 penetrates through the steering sleeve 102 on the left side of the tubular beam 101 to be connected with the trapezoidal steering mechanism 5, the right steering wheel combination 3 is connected with one end of a right steering knuckle 8, and the other end of the right steering knuckle 8 penetrates through the steering sleeve 102 on the right side of the tubular beam 101 to be connected with the trapezoidal steering mechanism 5, further, the trapezoidal steering mechanism 5 comprises a left steering arm 501, a right steering arm 502, a left steering ball 503, a right steering ball 504, a steering oil cylinder 505 and a steering pull rod 506, an oil cylinder seat of the steering oil cylinder 505 is hinged with the rotating shaft sleeve welding 4, a piston rod of the steering oil cylinder 505 is hinged with the right steering arm 502, one end of the left steering arm 501 is connected with a left steering knuckle 7, the other end of the left steering arm 501 is connected with one end of the steering pull rod 506 through the left steering ball 503, the other end of the steering pull rod 506 is connected with one end of the right steering arm 502 through the right steering ball 504, the other end of the right steering arm 502 is connected with a right steering knuckle 8, during steering, the trapezoidal steering mechanism 5 drives the left and right steering wheel combination 3 to achieve steering, the problems that a ground clearance steering axle in the sugarcane machine market is poor in stability and easy to damage are solved, and the improved steering axle has the advantages of being relatively simple in manufacture, compact in structure, High strength, safety and reliability.

Preferably, a left limiting device 9 and a right limiting device 10 are arranged in the trapezoidal steering mechanism 5, the left limiting device 9 and the right limiting device 10 are symmetrically arranged above the steering axle tubular beam welding part 1, the size of the turning radius can be adjusted by the two limiting devices, and the positions of the limiting devices can be adjusted according to actual conditions.

Preferably, the anti-dropping end cover 11 is arranged at the top of the joint of the left steering arm 501 and the left steering knuckle 7, the anti-dropping end cover 11 is also arranged at the top of the joint of the right steering arm 502 and the right steering knuckle 8, and the anti-dropping end cover 11 is fastened through a fixing bolt, so that the steering arm can be prevented from dropping out under severe conditions such as uneven ground.

Preferably, the left steering arm 501 and the right steering arm 502 are manufactured by a die forging process, so that the strength is increased, and the steering is more reliable.

Preferably, after the front axle tubular beam 101 is raised, the fulcrum becomes high, the resistance acting force arm becomes long, the requirement on the strength of the front steering axle is higher, and the requirement on the strength of the steering pin shaft 6 is higher, in the embodiment, the diameter of the steering pin shaft 6 is changed from the traditional 40mm to 50mm, so that the front axle with high ground clearance is connected with the chassis in a welded manner, and the left and right 5-degree swinging of the steering axle is realized.

Preferably, the tubular beams 101 in the steering axle tubular beam seam 1 are made of 16Mn reinforced steel pipes, so that the bearing capacity is stronger, in addition, two sides above the tubular beams 101 are respectively provided with a shock absorption support base plate 12, a shock absorber is assembled on the shock absorption support base plate 12, the shock absorption effect is realized when the tubular beams swing left and right, the vibration is small, and the stable deflection is realized.

Preferably, the rotating shaft sleeve welding 4 is provided with a center hole 401 in the machining center after the manufacturing is finished, so that the machined center hole 401 is high in coaxiality, and the quality is reliably guaranteed.

The steering axle solves the problems of poor stability, easy damage and the like of a ground clearance steering axle in the market of the sugarcane harvester, and has the characteristics of relatively simple manufacture, compact structure, high strength, safety and reliability; the central hole 401 on the rotating shaft sleeve welding 4 is processed on the processing center after the rotating shaft sleeve is welded, the coaxiality is high, and the quality is reliably ensured; the left and right steering arms adopt a die forging process, so that the strength is more reliable; the trapezoidal steering mechanism 5 is used, the steering is stable and reliable, and the size of the turning radius can be adjusted by the arranged left and right limiting devices 10; the assembly has the bumper shock absorber, and the beat is more steady.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sugarcane machine strenghthened type steering axle which characterized in that: including steering axle tubular beam seam (1), left directive wheel combination (2) is connected in the left side of steering axle tubular beam seam (1), right directive wheel combination (3) is connected on the right side of steering axle tubular beam seam (1), the positive middle top of steering axle tubular beam seam (1) is fixed with pivot cover seam (4), centre bore (401) have been seted up in pivot cover seam (4), steering pin axle (6) are equipped with in centre bore (401), steering pin axle (6) are articulated with the chassis seam, be equipped with trapezoidal steering mechanism (5) on steering axle tubular beam seam (1).

2. The reinforced steering axle of the sugarcane harvester of claim 1, characterized in that: the left steering wheel combination (2) is consistent with the right steering wheel combination (3) in structure, the left steering wheel combination (2) and the right steering wheel combination (3) are symmetrically arranged on two sides of the steering axle pipe beam welded joint (1), the left steering wheel combination (2) is connected with the trapezoidal steering mechanism (5) through the assembly of a left steering knuckle (7), and the right steering wheel combination (3) is connected with the trapezoidal steering mechanism (5) through the assembly of a right steering knuckle (8).

3. The reinforced steering axle of the sugarcane harvester of claim 2, wherein: trapezoidal steering mechanism (5) are including left steering arm (501), right steering arm (502), left steering bulb (503), right steering bulb (504), steering cylinder (505) and steering linkage (506), the hydro-cylinder seat and pivot cover seam (4) of steering cylinder (505) are articulated, the piston rod and the right steering arm (502) of steering cylinder (505) are articulated, the one end and the left knuckle (7) of left steering arm (501) are connected, the other end of left steering arm (501) is connected with the one end of steering linkage (506) through left steering bulb (503), the other end of steering linkage (506) is connected with the one end of right steering arm (502) through right steering bulb (504), the other end and the right knuckle (8) of right steering arm (502) are connected.

4. The reinforced steering axle of the sugarcane harvester of claim 3, wherein: the trapezoidal steering mechanism (5) further comprises a left limiting device (9) and a right limiting device (10), and the left limiting device (9) and the right limiting device (10) are symmetrically arranged above the steering axle pipe beam welding part (1).

5. The reinforced steering axle of the sugarcane harvester of claim 3, wherein: the top of the joint of the left steering arm (501) and the left steering knuckle (7) is provided with an anti-dropping end cover (11), and the top of the joint of the right steering arm (502) and the right steering knuckle (8) is also provided with the anti-dropping end cover (11).

6. The reinforced steering axle of the sugarcane harvester of claim 3, wherein: the left steering arm (501) and the right steering arm (502) are manufactured by adopting a die forging process.

7. The reinforced steering axle of the sugarcane harvester of claim 1, characterized in that: the diameter of the steering pin shaft (6) is 50 mm.

8. The reinforced steering axle of the sugarcane harvester of claim 1, characterized in that: the tube beam (101) in the steering axle tube beam welded joint (1) is made of 16Mn reinforced steel tubes, two sides above the tube beam (101) are respectively provided with a shock absorption support seat plate (12), and a shock absorber is assembled on the shock absorption support seat plate (12).

9. The reinforced steering axle of the sugarcane harvester of claim 1, characterized in that: and after the rotating shaft sleeve welding joint (4) is manufactured, a central hole (401) is formed in a machining center.