Crawler-type road cutting machine

Abstract

The utility model belongs to the field of road cutting machines, and discloses a crawler-type road cutting machine which comprises a rack device used for supporting and providing power and further comprises a walking device installed at the bottom of the rack device and used for moving and steering, and a cutting device used for cutting a road in a bilateral rotating mode is installed at the front end of the rack device. The walking device comprises driving wheels, loading wheels and guide wheels which are symmetrically arranged, the inner sides of the two driving wheels are each provided with a servo motor, and crawler belt bodies are installed among the driving wheels, the loading wheels and the guide wheels on the same side; the cutting device comprises a lifting swing frame, a transmission shaft is installed on the top of the lifting swing frame, two connecting discs are symmetrically arranged at the two ends of the transmission shaft, and rotary cutting blades are installed on the connecting discs. According to the crawler-type road cutting machine, the two servo motors control the two driving wheels respectively, linear movement or steering is achieved through the same speed or differential speed, the two crawler belts can operate independently, steering operation can be completed in the working process, and the working efficiency and the construction effect are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the road cutting machine field, especially is involved in a track -type road cutting machine. BACKGROUND

[0002] Track -type road cutting machine as a kind of efficient, multifunctional road construction equipment, is widely used in urban road maintenance, expansion and new project.This machine design integrates advanced engineering technology and practicality consideration, aims at meeting the cutting demand under different operating environment, ensures construction efficiency and operating quality.With its excellent performance, stable operating performance and efficient operation experience, it has become an indispensable important tool for modern road construction, contributes indispensable power for urban traffic construction.

[0003] Its core feature lies in its unique track walking system, which gives the cutting machine excellent stability and passability.Whether on flat asphalt pavement or complex and changeable road conditions, such as slope and rugged ground, track -type design can ensure that the machine works stably, reduces vibration caused by uneven ground, thereby improving cutting accuracy.In addition, the track also enhances the machine's grip on the ground, and can maintain stable operating state even in wet or muddy environment.

[0004] But in prior art, the bridge connection method is usually used for walking drive, two tracks cannot run independently during cutting work, so turning cannot be completed in work, which reduces work efficiency and construction effect, therefore a new device needs to be designed. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a track -type road cutting machine to solve the problems in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] A track -type road cutting machine, including the rack device for supporting and providing power, still including the rack device bottom installation for moving and steering walking device, the cutting device for double -sided rotary cutting road is installed at the rack device front end;The walking device includes respectively symmetrically arranged driving wheel, load wheel and guide wheel, one servo motor is installed in the two driving wheels inner side respectively, and the driving wheel, the load wheel and the guide wheel of same side are installed with track body;The cutting device includes lifting swing frame, the lifting swing frame bottom end rotatably installed with support assembly, the lifting swing frame top is installed with transmission shaft, two connecting discs are symmetrically arranged on the transmission shaft both ends, and rotary cutting blade is installed on the connecting disc.

[0008] Further, the rack device comprises a rack body, a diesel engine is installed on the rack body, a hydraulic station is installed at the tail end of the rack body, two hydraulic cylinders are symmetrically installed at the front end of the rack body, and the hydraulic cylinders are respectively hingedly connected with the rack body and the lifting swing frame.

[0009] Further, two protective covers are symmetrically installed on the two sides of the rack body, so that foreign matters are reduced from entering.

[0010] Further, two load wheels are arranged on each side of the rack device and are connected with the rack device through bearings.

[0011] Further, the support assembly comprises a support shaft, two support seats are symmetrically arranged on the support shaft, the support seats are fixedly installed on the rack device, two first pulleys are symmetrically installed at the two ends of the support shaft, a transmission pulley is installed on the support shaft, power provided by the rack device is accepted through belt transmission, two second pulleys are symmetrically installed on the transmission shaft, and belt transmission is adopted between the first pulley and the second pulley.

[0012] Further, the lifting swing frame is an L-shaped inclined inverted buckle, and the rotary cutting blade is circular.

[0013] Compared with the prior art, the beneficial effects are:

[0014] 1. Two servo motors control two driving wheels respectively, linear movement or turning of the rack body is realized through same speed or differential speed, two tracks can independently run, and turning operation can also be completed in work, and work efficiency and construction effect are improved.

[0015] 2. Through the arrangement of bilateral symmetric transmission and cutting, the speed of road cutting is accelerated, and the stability of transmission and stress is improved.

[0016] 3. Through the removal of one side of the rotary cutting blade, one-side cutting can be realized, special construction scenes are adapted, and applicability and equipment utilization rate are improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a structural schematic view of the track-type road cutting machine.

[0018] Figure 2 is a schematic view of a rack device of the track-type road cutting machine.

[0019] Figure 3 is a schematic view of a walking device of the track-type road cutting machine.

[0020] Figure 4 is a schematic view of a cutting device of the track-type road cutting machine.

[0021] Figure 5 is a cutting device plan view of the track type road cutting machine.

[0022] In the drawing: 101, rack body; 102, diesel engine; 103, hydraulic station; 104, protective cover; 105, hydraulic cylinder; 201, servo motor; 202, drive wheel; 203, load wheel; 204, guide wheel; 205, track body; 301, lifting swing frame; 302, support seat; 303, support shaft; 304, first pulley; 305, transmission wheel; 306, transmission shaft; 307, second pulley; 308, connecting disc; 309, rotary cutting blade. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] Please refer to Figures 1-5 A track type road cutting machine, comprising a rack device for supporting and providing power, further comprising a walking device installed at the bottom of the rack device for moving and steering, and a cutting device installed at the front end of the rack device for cutting the road on both sides.

[0025] In the present embodiment: the rack device comprises a rack body 101, a diesel engine 102 is installed on the rack body 101, a hydraulic station 103 is installed at the tail end of the rack body 101, two hydraulic cylinders 105 are symmetrically installed at the front end of the rack body 101, and the hydraulic cylinders 105 are respectively hingedly connected with the rack body 101 and the lifting swing frame 301; two protective covers 104 are symmetrically installed on both sides of the rack body 101 to reduce the entry of foreign matters; the rack body 101 supports the diesel engine 102 to provide power, drives the hydraulic station 103 to provide hydraulic pressure for the hydraulic cylinder 105, and the hydraulic cylinder 105 extends and retracts to drive the lifting swing frame 301 to rotate around the support shaft 303, drives the rotary cutting blade 309 to lift, and adjusts the depth of cutting the road;

[0026] In the embodiment, the walking device comprises driving wheels 202, load wheels 203 and guide wheels 204 arranged symmetrically respectively, one servo motor 201 is arranged on the inner side of each driving wheel 202, and track bodies 205 are arranged between the driving wheels 202, the load wheels 203 and the guide wheels 204 on the same side; two load wheels 203 are arranged on each side and connected with the frame device through bearings; the two servo motors 201 control the rotation of the two driving wheels 202 respectively, drive the track bodies 205 to move on the ground under the guidance of the guide wheels 204 and under the support of the load wheels 203, and drive the frame body 101 to move (at the same speed of the two track bodies 205) or turn (at different speeds of the two track bodies 205).

[0027] In the embodiment, the cutting device comprises a lifting swing frame 301, a support assembly is rotatably arranged at the bottom end of the lifting swing frame 301, a transmission shaft 306 is arranged at the top of the lifting swing frame 301, two connecting discs 308 are symmetrically arranged at the two ends of the transmission shaft 306, and rotary cutting blades 309 are arranged on the connecting discs 308; the support assembly comprises a support shaft 303, two support seats 302 are symmetrically arranged on the support shaft 303, the support seats 302 are fixedly arranged on the frame body 101, two first pulleys 304 are symmetrically arranged at the two ends of the support shaft 303, a transmission pulley 305 is arranged on the support shaft 303 and used for receiving power provided by the frame device through belt transmission, two second pulleys 307 are symmetrically arranged on the transmission shaft 306, and belt transmission is adopted between the first pulleys 304 and the second pulleys 307; the lifting swing frame 301 is in the shape of an inverted L, and the rotary cutting blades 309 are in the shape of a circle; the diesel engine 102 drives the transmission pulley 305 through belt transmission, drives the support shaft 303 to rotate under the support of the support seats 302, then the support shaft 303 drives the first pulleys 304 to drive the second pulleys 307 through belt transmission, drives the transmission shaft 306 to rotate, and drives the rotary cutting blades 309 to rotate and cut the road; when unilateral cutting is needed, the rotary cutting blades 309 on the other side can be removed.

[0028] Working principle: the rack body 101 supports the diesel engine 102 to provide power, drives the hydraulic station 103 to provide hydraulic pressure for the hydraulic cylinder 105, and two servo motors 201 control the rotation of two drive wheels 202 respectively, push the track body 205 to move on the friction ground under the guidance of the guide wheel 204, and drive the rack body 101 to move (two track bodies 205 are at the same speed) or turn (two track bodies 205 are differentially) under the support of the weight wheel 203, the hydraulic cylinder 105 extends and retracts to push the lifting swing frame 301 to rotate around the support shaft 303, drives the rotary cutting blade 309 to lift, adjusts the cutting depth of the road, at the same time, the diesel engine 102 drives the transmission wheel 305 through belt transmission to drive the support shaft 303 to rotate under the support of the support seat 302, then the support shaft 303 drives the first pulley 304 to drive the second pulley 307 through belt transmission to drive the transmission shaft 306 to rotate, the transmission shaft 306 drives the rotary cutting blade 309 to rotate and cut the road through the connecting disc 308, when unilateral cutting is needed, only the rotary cutting blade 309 on the other side needs to be removed.

[0029] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A tracked road cutter, comprising a frame device for supporting and providing power, characterized in that: It also includes a walking device for moving and turning installed at the bottom of the frame assembly, and a cutting device for double-sided rotating road cutting installed at the front end of the frame assembly; The walking device includes drive wheels (202), load wheels (203) and guide wheels (204) arranged symmetrically. A servo motor (201) is installed on the inner side of each of the two drive wheels (202). A track body (205) is installed between the drive wheels (202), the load wheels (203) and the guide wheels (204) on the same side. The cutting device includes a lifting frame (301), a support assembly is rotatably installed at the bottom of the lifting frame (301), a drive shaft (306) is installed at the top of the lifting frame (301), two connecting discs (308) are symmetrically arranged at both ends of the drive shaft (306), and rotary cutting blades (309) are installed on the connecting discs (308).

2. The tracked road cutter according to claim 1, characterized in that: The frame device includes a frame body (101), on which a diesel engine (102) is mounted. A hydraulic station (103) is mounted at the rear end of the frame body (101). Two hydraulic cylinders (105) are symmetrically mounted at the front end of the frame body (101). The hydraulic cylinders (105) are hinged to the frame body (101) and the lifting swing frame (301) respectively.

3. The tracked road cutter according to claim 2, characterized in that: Two protective covers (104) are symmetrically installed on both sides of the frame body (101) to reduce the entry of foreign objects.

4. The tracked road cutter according to claim 1, characterized in that: Two load-bearing wheels (203) are provided on each side and are connected to the bearings of the frame device.

5. A tracked road cutter according to claim 1, characterized in that: The support assembly includes a support shaft (303), on which two support seats (302) are symmetrically arranged. The support seats (302) are fixedly installed on the frame device. Two first pulleys (304) are symmetrically installed at both ends of the support shaft (303). A transmission wheel (305) is installed on the support shaft (303) for receiving power from the frame device via belt drive. Two second pulleys (307) are symmetrically installed on the transmission shaft (306). Belt drive is used between the first pulleys (304) and the second pulleys (307).

6. A tracked road cutter according to claim 5, characterized in that: The lifting frame (301) is an inverted L-shape, and the rotary cutting blade (309) is circular.

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