CN218876896U

CN218876896U - In-situ 360-degree rotating locomotive transmission mechanism

Info

Publication number: CN218876896U
Application number: CN202222705952.6U
Authority: CN
Inventors: 彭彦龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-04-18
Anticipated expiration: 2032-10-14

Abstract

The utility model relates to a 360 degrees rotatory locomotive drive mechanism in situ. At present, the in-situ steering by adopting a roller type walking device is generally realized by a vehicle body steering mechanism, and two front wheels can drive a rear wheel to rotate together when steering, so that the wheel surface of the rear wheel is seriously abraded when steering. A transmission mechanism for an in-situ 360-degree rotating locomotive comprises: the hydraulic drive mechanism comprises a frame beam (1), a front axle (2) and a rear axle (8) are mounted below the frame beam, a left front drive hydraulic motor (3) and a right front drive hydraulic motor (4) are fixedly connected below the front axle, two lug plates (5) are symmetrically connected below the tail of the frame beam, a pin shaft (6) passes between the two lug plates to be rotatably connected with a rear axle central plate (7), and the rear axle central plate is fixedly connected with the top of the rear axle; two round holes (9) are symmetrically formed in the plate surface of the rear axle, and deep groove ball bearings (10) are installed in the round holes. The utility model discloses be applied to transmission chassis field.

Description

In-situ 360-degree rotating locomotive transmission mechanism

Technical Field

The utility model relates to an original place 360 degrees rotatory locomotive drive mechanism.

Background

At present, most of agricultural machinery adopts a crawler-type walking device to be driven by a crawler as an agricultural machinery equipment main body, the walking device is generally driven by a traditional hydraulic technology, the main design content of the driving device comprises a hydraulic motor, a speed reducer and a driving wheel, each crawler is provided with the respective hydraulic motor and the speed reducer, and the two hydraulic motors can independently complete operation, so that the left crawler and the right crawler of the machine can synchronously advance or retreat, a turn can be realized by braking the two crawlers at the same time, and the students can turn in place by analyzing the two crawlers to drive in opposite directions. The roller type traveling device is generally used for achieving pivot steering through a vehicle body steering mechanism, pivot steering can be achieved only through a certain turning radius, the two front wheels can drive the rear wheels to rotate together when steering, and due to the fact that the main driving system is arranged on the front wheel portion, the wheel face of the rear wheels is seriously abraded when steering is conducted, and the service life of parts is shortened.

Disclosure of Invention

The utility model aims at providing an original place 360 degrees rotatory locomotive drive mechanism.

The above purpose is realized by the following technical scheme:

a transmission mechanism for an in-situ 360-degree rotating locomotive comprises: the hydraulic control system comprises a frame beam, an engine, a front axle and a rear axle are arranged below the frame beam, the two ends of the front axle are fixedly connected with a left front driving hydraulic motor and a right front driving hydraulic motor, the lower part of the tail part of the frame beam is symmetrically connected with two lug plates, the two lug plates penetrate through a pin shaft to be rotatably connected with a central plate of the rear axle, and the central plate of the rear axle is fixedly connected with the top of the rear axle;

two round holes are symmetrically formed in the board surface of the rear axle, deep groove ball bearings are mounted in the round holes, the inner ring surfaces of the deep groove ball bearings are fixedly connected with a universal wheel shaft, the universal wheel shaft is vertically and fixedly connected with the inclined fork frame, and the inclined fork frame is connected with a rear driven wheel.

The motorcycle transmission mechanism capable of rotating 360 degrees in situ is characterized in that the left front driving hydraulic motor and the right front driving hydraulic motor are connected with a distributor through a group of hydraulic pipelines, the distributor is connected with a hydraulic pump through a group of hydraulic pipelines, and the hydraulic pump is respectively connected with an engine and a hydraulic oil tank.

The motorcycle transmission mechanism rotates 360 degrees in situ, and the left front driving hydraulic motor and the right front driving hydraulic motor are connected with the main driving wheel of the frame beam.

The utility model discloses the beneficial effect who reaches is:

1. the utility model discloses can utilize the hydraulic pump to change the mechanical energy of engine into hydraulic energy and carry out the conveying, then turn back the hydraulic energy into mechanical energy through pneumatic cylinder and hydraulic motor etc. realize the various actions of car frame roof beam.

2. The utility model adopts two independent hydraulic motors to drive two front wheels, thereby respectively and independently controlling the different steering directions of the two front wheels; the rear axle is arranged below the rear frame beam, the two universal wheel mechanisms are respectively installed on the rear axle, so that the two rear wheels can follow up when the two front wheels do different actions, the whole 360-degree rotation is realized, the increase of the friction force of the two rear wheels caused by the reorientation of the two rear wheels is avoided when the two traditional front wheels rotate, and the service lives of the rear wheels and machine parts are shortened.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic illustration of the connection of the rear axle to the rear driven wheel;

FIG. 3 is a schematic view of the connection of the rear axle to the frame rails;

FIG. 4 is a schematic view of the connection of the rear axle to the rear axle center plate;

FIG. 5 is a schematic view of the construction of the diagonal fork;

in the figure: 1. the hydraulic control system comprises a frame beam, 2, a front axle, 3, a left front driving hydraulic motor, 4, a right front driving hydraulic motor, 5, an ear plate, 6, a pin shaft, 7, a rear axle center plate, 8, a rear axle, 9, a round hole, 10, a deep groove ball bearing, 11, a universal wheel shaft, 12, an inclined fork frame, 13, a rear driven wheel, 14, a hydraulic pipeline, 15, a distributor, 16, a hydraulic pump, 17, a frame beam main driving wheel, 18, a hydraulic oil tank, 19 and an engine.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example 1:

as shown in fig. 1-2, a transmission mechanism for an in-situ 360 degree rotary motorcycle comprises: frame beam 1, frame beam below install engine 19, front axle 2 and rear axle, front axle both ends fixedly connected with left front drive hydraulic motor 3 and right front drive hydraulic motor 4, wherein, left front drive hydraulic motor and right front drive hydraulic motor be connected with frame beam main drive wheel 17. The fixed disks on the left front driving hydraulic motor and the right front driving hydraulic motor are connected with the flange plate through a group of bolt assemblies, and the flange plate is fixedly connected with the two ends of the front axle in a welding mode; the frame beam can be designed into frame beams with different structures according to different requirements, and other equipment is arranged on the frame beam for use; the left front driving hydraulic motor and the right front driving hydraulic motor are two independent hydraulic motors, wherein the left front driving hydraulic motor drives the left front wheel to rotate clockwise or anticlockwise, the right front driving hydraulic motor drives the right front wheel to rotate clockwise or anticlockwise, and the action drives the rear driven wheel to realize 360-degree steering in a follow-up mode when the action is carried out simultaneously.

As shown in fig. 3, two lug plates 5 are symmetrically connected below the tail of the car frame beam, the two lug plates are of steel plate structures, a mounting hole into which a pin shaft can be inserted is formed in the surface of each steel plate, the two lug plates penetrate through a pin shaft 6 and are rotatably connected with a rear axle central plate 7, the distance between the two lug plates is larger than the distance between the two rear axle central plates, pin shaft mounting holes with the same diameter as the mounting holes in the lug plates are formed in the plate surface of the rear axle central plate, when the pin shaft penetrates through round holes in the two lug plates and the two rear axle central plates respectively, the rear axle central plate and the lug plates are rotatably connected, and the tops of the rear axle central plate and a rear axle 8 are fixedly connected in a welding manner; the rear axle can swing left and right in a seesaw state, and the rotary connection prevents the frame beam from being damaged by rigid connection when the rear wheel rotates again.

As shown in fig. 3-4, two circular holes 9 are symmetrically formed in the plate surface of the rear axle, deep groove ball bearings 10 are mounted in the circular holes, the inner ring surface of each deep groove ball bearing is fixedly connected with a universal wheel shaft 11, the universal wheel shaft is vertically and fixedly connected with an inclined fork frame 12, and the inclined fork frame is connected with a rear driven wheel 13. The inner aperture of the round hole is slightly larger than the diameter of the deep groove ball bearing, when the deep groove ball bearing is placed in the round hole, the outer bearing surface of the deep groove ball bearing is fixedly connected with the hole surface of the round hole in a welding mode, and the inner ring surface of the deep groove ball bearing is integrally connected with the universal wheel shaft in a welding mode, so that the universal wheel shaft can rotate along the inner bearing surface of the deep groove ball bearing; by adopting the structure, when the frame beam rotates 360 degrees, the two rear driven wheels at the rear part of the frame beam can also rotate 360 degrees, thereby reducing the serious abrasion of the rear wheels and the tire surface of the machine element.

As shown in fig. 1, in the transmission mechanism of the original 360-degree rotary locomotive, the left front driving hydraulic motor and the right front driving hydraulic motor are connected with a distributor 15 through a group of hydraulic pipelines 14, and the distributor is connected with a hydraulic pump 16 through a group of hydraulic pipelines. The hydraulic pump is respectively connected with the engine and the hydraulic oil tank. When the operating rod operates the slide valve, hydraulic oil is sucked from the bottom of the hydraulic oil tank through the oil filter by the hydraulic pump, and high-pressure hydraulic oil is discharged from the hydraulic pump through the hydraulic pipeline and then respectively drives the two walking hydraulic motors with independent structures. The driving hydraulic motor drives the two front wheels through an output shaft on the body, mechanical energy of the engine is converted into hydraulic energy by the hydraulic pump and transmitted, and then the hydraulic energy is converted back into mechanical energy by driving the hydraulic motor and the like, so that various actions of the two front wheels are realized. When two independent power source drives operate, when driving left front driving hydraulic motor and right front driving hydraulic motor speed the same, make the frame roof beam keep moving straightly, when left front driving hydraulic motor drives wheel body slew velocity and slows down, the frame roof beam is turned to by the left this moment, slew velocity becomes slow when right front driving hydraulic motor drives wheel body slew velocity and slows down, by turning to the right, when left front driving hydraulic motor drives left side wheel body anticlockwise rotation, right front driving hydraulic motor drives right side wheel body and rotates along the pointer, carry out left 360 degrees rotation mode, left front driving hydraulic motor drives left side wheel body and follows the pointer, right front driving hydraulic motor drives right side wheel body anticlockwise rotation and carries out right side 360 degrees rotation mode.

Claims

1. A transmission mechanism for an in-situ 360-degree rotary locomotive comprises: frame roof beam, characterized by: an engine, a front axle and a rear axle are arranged below the frame beam, a left front driving hydraulic motor and a right front driving hydraulic motor are fixedly connected to two ends of the front axle, two lug plates are symmetrically connected to the lower part of the tail of the frame beam, the two lug plates are rotatably connected with a central plate of the rear axle through a pin shaft, and the central plate of the rear axle is fixedly connected with the top of the rear axle;

two round holes are symmetrically formed in the plate surface of the rear axle, deep groove ball bearings are mounted in the round holes, the inner ring surfaces of the deep groove ball bearings are fixedly connected with universal shafts, the universal shafts are vertically and fixedly connected with inclined fork frames, and the inclined fork frames are connected with rear driven wheels.

2. The in situ 360 degree rotary vehicle transmission as defined in claim 1 wherein: the left front driving hydraulic motor and the right front driving hydraulic motor are connected with the distributor through a group of hydraulic pipelines, the distributor is connected with the hydraulic pump through a group of hydraulic pipelines, and the hydraulic pump is respectively connected with the engine and the hydraulic oil tank.

3. The in situ 360 degree rotary vehicle transmission as defined in claim 2 wherein: the left front driving hydraulic motor and the right front driving hydraulic motor are connected with a main driving wheel of the frame beam.