CN-121992841-A - Unmanned control system of bulldozer

CN121992841ACN 121992841 ACN121992841 ACN 121992841ACN-121992841-A

Abstract

The invention relates to an unmanned control system of a bulldozer, which comprises a pedal control assembly, an operation assembly, a steering control assembly and a gear shifting control assembly, wherein the operation assembly is arranged on the upper side of the pedal control assembly, the steering control assembly is arranged at the top end of the operation assembly, and the pedal control assembly comprises a frame I, a servo electric cylinder I, a connecting arm I, a swinging plate I, a connecting arm II and a ball connecting piece. The remote control equipment is additionally arranged on the basis of not changing the existing equipment, so that the modification cost is greatly reduced, the switching between someone and remote control can be realized, and the device can be suitable for bulldozers with different specifications.

Inventors

SUN ZHIYONG
YANG GUOCAI
ZHENG YONGMING
ZENG WENHAO
DENG FENG
LU PEILIN

Assignees

南京卡威数字科技有限公司

Dates

Publication Date: 20260508
Application Date: 20260326

Claims (9)

1. The unmanned control system of the bulldozer is characterized by comprising a pedal control assembly, an operation assembly, a steering control assembly and a gear shifting control assembly, wherein the operation assembly is arranged on the upper side of the pedal control assembly, the steering control assembly is arranged at the top end of the operation assembly, the pedal control assembly comprises a first frame, a first servo electric cylinder, a first connecting arm, a first swinging plate, a second connecting arm and a ball connecting piece, two bearing frames are arranged on the front surface of the first frame, the first swinging plate is rotatably connected with the bearing frames, the first servo electric cylinder is arranged on the inner side of the first frame, a connecting arm is arranged at the movable end of the first servo electric cylinder, one end of the connecting arm away from the first servo electric cylinder is rotatably connected with one end of the first swinging plate away from the bearing frames, the top end of the first swinging plate is connected with one end of the connecting arm through one ball connecting piece, and the other end of the connecting arm is connected with a second clamp through another ball connecting piece.
2. The unmanned control system of the bulldozer according to claim 1, wherein the working assembly comprises a second frame, a second servo electric cylinder, a connecting block, a special-shaped beam, a long beam and a short beam, one side of the second frame is provided with the second servo electric cylinder, the movable end of one of the second servo electric cylinders is rotationally connected with the connecting block, the special-shaped beam is rotationally connected with the inner bottom wall of the second frame, the movable end of the other servo electric cylinder is rotationally connected with the short beam, one end of the long beam is rotationally connected with the short beam, the other end of the long beam is rotationally connected with the special-shaped beam, and the long beam is provided with a first clamp.
3. The unmanned control system of a bulldozer according to claim 1, wherein the steering control assembly comprises a mounting box, an arc-shaped suspension, a servo motor, a connecting column and a turntable, the arc-shaped suspension is arranged at the top end of the mounting box, the servo motor is arranged at the top end of the arc-shaped suspension, a universal joint is arranged at the movable end of the servo motor, the universal joint is connected with another universal joint through the connecting column, the turntable is arranged at the universal joint at the bottom end of the connecting column, and a plurality of clamps II are arranged on the circumference below the turntable.
4. The unmanned control system of a bulldozer according to claim 3, wherein a plurality of U-shaped hoops are annularly arranged on the turntable, and the U-shaped hoops are connected with the turntable through connecting bolts.
5. The unmanned control system of the bulldozer according to claim 2, wherein the gear shifting control assembly comprises an upper portion and a lower portion, the gear shifting control assembly comprises a third servo electric cylinder, a fourth servo electric cylinder, a first connecting rod and a second connecting rod, the third servo electric cylinder and the fourth servo electric cylinder are arranged on one side of the frame, the third servo electric cylinder is horizontally arranged, the fourth servo electric cylinder is obliquely arranged, a movable end ball of the third servo electric cylinder is connected with the first connecting rod, one end of the first connecting rod, far away from the third servo electric cylinder, is provided with a first clamp, a movable end ball of the fourth servo electric cylinder is connected with the second connecting rod, and one end of the second connecting rod, far away from the fourth servo electric cylinder, is provided with the first clamp.
6. The unmanned control system of a bulldozer according to claim 2 or 5, wherein the first clamp comprises a first clamping plate, a second clamping plate, a control rod, a first connecting sleeve and a second connecting sleeve, the first clamping plate is hinged with the second clamping plate, connecting grooves are formed in the first clamping plate and the second clamping plate, the connecting sleeve is rotationally connected to the first clamping plate in the connecting grooves, the first connecting sleeve is rotationally connected to the connecting grooves of the second clamping plate, the control rod passes through the connecting grooves of the first clamping plate to reach the connecting grooves of the second clamping plate, the first connecting sleeve is rotationally connected with one end of the control rod, and the middle part of the first connecting sleeve is in threaded connection with the inner side of the second connecting sleeve.
7. The unmanned control system of a bulldozer according to claim 1 or 3, wherein the second clamp comprises a U-shaped frame and a clamp bolt, and one side of the U-shaped frame is connected with the clamp bolt in a threaded manner.
8. The unmanned control system of the bulldozer according to claim 1, wherein the roof monitoring communication assembly comprises a bottom frame, a processing box, a sliding rail, a hanging frame, a cradle head camera and a receiving and transmitting antenna, the processing box and the sliding rail are arranged on the bottom frame, the hanging frame and the receiving and transmitting antenna are arranged at the top end of the sliding rail, the sliding rail and the receiving and transmitting antenna are arranged vertically, the cradle head camera is arranged at one end, far away from the sliding rail, of the hanging frame, and the hanging frame is arranged horizontally.
9. The unmanned control system of bulldozer according to claim 8, wherein the remote control communication mechanism comprises a first box body, a handle, a display screen, control buttons, a wireless network bridge, a communication antenna and a tripod, the display screen is arranged on the first box body, a plurality of control buttons are respectively arranged on two sides of the first box body, the handle is arranged on one side of the first box body, the wireless network bridge is electrically connected with the first box body, and the top end of the tripod is fixedly connected with the bottom end of the communication antenna.

Description

Unmanned control system of bulldozer Technical Field The invention belongs to the field of unmanned control, and particularly relates to an unmanned control system of a bulldozer. Background Most of the existing bulldozers need to directly enter a cockpit for control, if the existing bulldozers are subjected to remote control transformation or the bulldozers with the remote control function are directly manufactured, the cost is very high, a large amount of electrified transformation is needed, and therefore reliability and anti-interference performance can be reduced, and therefore the unmanned control system of the bulldozers is provided. Disclosure of Invention This section is intended to outline some aspects of embodiments of the application and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the application and in the title of the application, which may not be used to limit the scope of the application. In view of the technical problems in the prior art that most of the existing bulldozers need to directly enter a cockpit for control, if the bulldozers capable of being remotely controlled are modified by remote control or directly manufactured, the cost is very high, and the original electric frame structure is damaged by remote control, a large amount of electrified modification is performed, so that the reliability and the anti-interference performance are reduced. In order to solve the technical problems, the unmanned control system of the bulldozer comprises a pedal control component, an operation component, a steering control component and a gear shifting control component, wherein the operation component is arranged on the upper side of the pedal control component, the steering control component is arranged at the top end of the operation component, the pedal control component comprises a first frame, a first servo electric cylinder, a first connecting arm, a first swinging plate, a second connecting arm and a ball connecting piece, two bearing frames are arranged on the front surface of the first frame, the first swinging plate is rotatably connected to the bearing frames, the first servo electric cylinder is arranged on the inner side of the first frame, a first connecting arm is arranged at the movable end of the first servo electric cylinder, one end of the first connecting arm, far away from the first servo electric cylinder, is rotatably connected with one end of the first swinging plate, far away from the bearing frames, the top end of the first swinging plate is connected with one end of the second connecting arm through one ball connecting piece, and the other end of the second connecting arm is connected with a second clamp through another ball connecting piece. As the preferred technical scheme of the unmanned control system of the bulldozer, the operation assembly comprises a frame II, a servo electric cylinder II, a connecting block, a special-shaped beam, a long beam and a short beam, wherein two servo electric cylinders II are arranged on one side of the frame II, the movable end of one servo electric cylinder II is rotationally connected with the connecting block, the special-shaped beam is rotationally connected with the inner bottom wall of the frame II, the movable end of the other servo electric cylinder II is rotationally connected with the short beam, one end of the long beam is rotationally connected with the short beam, the other end of the long beam is rotationally connected with the special-shaped beam, the long beam is provided with a clamp I, the special-shaped beam is in a 7-shaped structure formed by a long arm and a short arm, the short arm of the special-shaped beam is hinged with the connecting block, and the joint of the long arm and the short arm is rotationally connected with the frame II. As the preferred technical scheme of the unmanned control system of bulldozer, turn to control assembly and include mounting box, arc suspension, servo motor, spliced pole and carousel, the top of mounting box is provided with the arc suspension, and the top of arc suspension is provided with servo motor, and servo motor's expansion end is provided with a universal joint, and the universal joint is connected with another universal joint through the spliced pole, and the universal joint of spliced pole bottom is provided with the carousel, is provided with second of several anchor clamps on the circumference of carousel below. As the preferable technical scheme of the unmanned control system of the bulldozer, a plurality of U-shaped hoops are annularly arranged on the turntable and are connected with the turntable through connecting bolts. As the preferred technical scheme of the unmanned control system of the bulldozer, the gear shifting control assembly consists of an upper part and a lower part, the gear shifting control assembly comprises a servo electric cylinder III, a servo e