CN211006818U - Crawler-type ditcher - Google Patents

Abstract

The utility model provides a crawler-type ditcher belongs to mechanical hydraulic engineering device, and this ditcher includes frame, ditching device, excavating gear, chassis, track actuating system, control system, hydraulic system and seat and feeding device. The utility model discloses a crawler-type walking scheme has promoted the ability of passing through of ditching machine, simultaneously, but the adoption can swing the work angle that the connection scheme can nimble adjusting device between the device's frame and the chassis, even can also ensure perpendicular ditching in the non-level field environment, the utility model discloses possess ditching device and excavating gear and feeding device, can ditch on the one hand, and with the bidirectional transport of the earthwork of ditching out both sides, on the other hand maintain the construction road surface, can also fill the slot through the excavating gear, realize lasting uninterrupted duty, show promotion construction quality and efficiency of construction.

Description

Crawler-type ditcher

Technical Field

The utility model belongs to machinery hydraulic engineering device especially relates to a crawler-type ditching machine.

Background

With the rapid development of the transportation industry in China, the ditching machine is widely applied to various engineering construction fields such as high-speed rails, subway and highways, and particularly has more and more requirements on similar constructions such as ditch excavation in railway pipeline laying engineering.

For years, the mainstream ditching machines in domestic markets are realized through mechanical transmission, are mainly used for the agricultural machinery industry, urban and rural optical cables and the like, have single use working condition and are limited by more factors of construction site environment.

The current mainstream ditcher aims at different geological conditions, the walking speed of the ditcher cannot be accelerated or decelerated according to construction conditions, the rotating speed of a chain saw cannot be adjusted, the cutting torque of the chain saw cannot be adjusted, the ditching depth is difficult to adjust, the groove formed on a slope surface by the ditcher cannot be perpendicular to the horizontal plane, the construction environment of the ditcher cannot be maintained, the quality of ditch excavation is low, and the construction efficiency is difficult to improve.

SUMMERY OF THE UTILITY MODEL

To the above defect, the utility model discloses a crawler-type walking scheme has promoted the ability of passing through of ditching machine, simultaneously, but the adoption can swing the working angle that the connection scheme can nimble adjusting device between the device's frame and the chassis, even can also ensure perpendicular ditching in the non-level field environment, the utility model discloses possess ditching device and excavating gear, can ditch on the one hand, the other hand is maintained the construction road surface, can also fill the slot through excavating gear, realizes lasting uninterrupted duty, is showing promotion construction quality and efficiency of construction.

In order to achieve the above object, the embodiments of the present invention adopt the following technical solutions:

the utility model provides a crawler-type ditching machine includes frame, ditching device, excavating gear, chassis, track actuating system, control system, hydraulic system and seat, the rotatable one end of installing at the frame of ditching device, the excavating gear is installed at the other end of frame, the swingable installation on the chassis of frame, track actuating system installs on the chassis, control system is used for controlling ditching device and excavating gear work, hydraulic system and seat all set up on the frame, wherein: the bottom of the frame is connected with a chassis through a rotating shaft, and one end of the frame is provided with a bearing plate for mounting a ditching device; the ditching device comprises a mounting seat, a driving assembly, a connecting flange, a chainsaw arm, a chainsaw cutter toothed belt and a ditch cleaner, wherein the driving assembly is rotatably arranged in the mounting seat, the mounting seat is arranged on a bearing plate through the connecting flange in a swinging mode, the chainsaw arm is slidably arranged on the mounting seat, the chainsaw cutter toothed belt is wound on the driving assembly and the chainsaw arm, and the ditch cleaner is arranged on the mounting seat; the chassis comprises a front main cross beam, a rear main cross beam, a front auxiliary cross beam and a rear auxiliary cross beam, wherein the middle parts of the front main cross beam and the rear main cross beam are provided with a front connecting hole and a rear connecting hole which are connected with the frame; a first leveling oil cylinder and a second leveling oil cylinder are symmetrically arranged on the front auxiliary cross beam, and plunger rods of the first leveling oil cylinder and the second leveling oil cylinder are respectively hinged to the bottom of the frame; a third leveling cylinder and a fourth leveling cylinder are symmetrically arranged on the rear auxiliary cross beam, and plunger rods of the third leveling cylinder and the fourth leveling cylinder are respectively hinged to the bottom of the frame; the control system comprises a working device operating valve and a leveling and depth-fixing operating valve; the hydraulic system is used for providing driving hydraulic pressure for equipment and comprises a hydraulic oil tank, a plurality of hydraulic pipelines, a hydraulic pump, a hydraulic motor and an oil cylinder.

Preferably, mounting holes are formed in two sides of the mounting seat in the ditching device, a plurality of connecting holes are uniformly formed in step holes in the outer side of the mounting holes, a slide way is arranged inside the mounting holes, and a plurality of positioning holes are formed in the side wall, corresponding to the mounting seat, of the slide way; the drive assembly in the ditching device comprises a bearing, a flange shaft, a speed reducer mounting drum and a drive sprocket, wherein the speed reducer mounting drum is sleeved on the flange shaft, the flange shaft is rotatably arranged in a mounting hole through the bearing, and the drive sprocket and the speed reducer mounting drum are coaxially arranged; a plurality of fixing holes are formed in one side, close to the mounting seat, of the connecting flange in the ditching device, a plurality of positioning grooves are formed in one side, close to the frame, of the connecting flange, the fixing between the connecting flange and the mounting seat is achieved by connecting the fixing holes and the connecting holes through bolts, and the rotatable connection between the connecting flange and the frame bearing plate is achieved by arranging bearings in the positioning grooves; the chain saw arm in the ditching device comprises an installation arm, a sliding block, a positioning bolt, a caterpillar track installation wheel and a guide wheel, wherein the sliding block is arranged at one end of the installation arm, the caterpillar track installation wheel is arranged at the other end of the installation arm, the sliding block is installed in a slide way, the positioning bolt is installed in a positioning hole and used for fixing an installation seat and the sliding block, and the guide wheel is arranged on the chain saw arm and used for guiding and supporting a chain saw cutter toothed belt; the chain saw cutter toothed belt disc is arranged on the driving chain wheel, the caterpillar track mounting wheel and the guide wheel, the chain saw cutter toothed belt comprises a bottom caterpillar track, a middle caterpillar track plate and a top gradual-changing cutter tooth, the bottom of the caterpillar track plate is mounted on the caterpillar track, a screw hole connected with the cutter tooth is formed in the top of the caterpillar track plate, and the cutter tooth comprises a single tooth and a double tooth;

the ditch cleaning device comprises a mounting frame, ditch cleaning teeth, a plain ditch oil cylinder and a base, one end of the mounting frame is installed on the mounting seat, the other end of the mounting frame is hinged to the ditch cleaning teeth through a rotating shaft, the bottom of the plain ditch oil cylinder is hinged to the base, the base is fixed to the mounting frame, a plunger of the plain ditch oil cylinder is hinged to the ditch cleaning teeth, and the plain ditch oil cylinder plunger can be driven to move to rotate.

Preferably, two mounting holes which are symmetrical about the center point of the front auxiliary cross beam are formed in the front auxiliary cross beam in the chassis, the bottom of the first leveling oil cylinder is hinged in the mounting holes through a first pin shaft, and the bottom of the second leveling oil cylinder is hinged in the mounting holes through a second pin shaft; two mounting holes which are symmetrical about the center point of the rear auxiliary cross beam are formed in the rear auxiliary cross beam in the chassis, the bottom of the third leveling oil cylinder is hinged in the mounting holes through a third pin shaft, and the bottom of the fourth leveling oil cylinder is hinged in the mounting holes through a fourth pin shaft; the front main beam and the rear main beam in the chassis are both of an inverted V-shaped structure, and the front connecting hole and the rear connecting hole are both arranged on the central line of the inverted V-shaped structure and are close to the top point.

Preferably, be provided with the feeding device in the position that is close to ditching device on the frame, the feeding device is arranged in the earthwork that digs out in the two-way transportation ditching device course of work, and the feeding device includes spandrel girder, drive wheel, trailing wheel, transmission band and clamp plate, wherein: the bearing beam is a straight beam or a bent beam, the driving wheels are arranged at two ends of the bearing beam, the follow-up wheels are uniformly arranged in the middle of the bearing beam, the transmission belt is wound on the driving wheels and the follow-up wheels, and the belt pressing plate is arranged at the top of the bearing beam and used for preventing the transmission belt from moving.

Preferably, the hydraulic pump in the hydraulic system comprises a left walking pump, a right walking pump, a ditching pump, a first working pump, a second working pump and a heat dissipation pump; the hydraulic motor in the hydraulic system comprises a left walking motor, a right walking motor, a ditching motor, a rotary motor, a material conveying motor and a switching motor; the oil cylinder in the hydraulic system also comprises a movable arm oil cylinder, a bucket rod oil cylinder, a bucket oil cylinder and a fixed depth oil cylinder; the hydraulic system further comprises a radiator, wherein: the left walking pump is used for driving a left walking motor, the right walking pump is used for driving a right walking motor, and the left walking motor and the right walking motor are respectively used for driving a first crawler walking part and a second crawler walking part in the crawler driving system; the ditching pump is used for driving a ditching motor, and the output power of the ditching motor is transmitted to the flange shaft; the first working pump conveys pressure oil to a working device operating valve, and the working device operating valve controls the operation of a brake arm oil cylinder, a bucket rod oil cylinder, a bucket oil cylinder, a rotary motor, a material conveying motor, a switching motor and a plain ditch oil cylinder; the first working pump conveys pressure oil to the leveling and depth-fixing operating valve, the leveling and depth-fixing operating valve controls the operation of the depth-fixing oil cylinder and the leveling oil cylinders, and the depth-fixing oil cylinder is used for driving the mounting base to rotate around the bearing plate; the input port of the radiator is respectively connected with the heat radiating pump, the working device operating valve and the leveling and depth-fixing operating valve, and the output port of the radiator is connected with the hydraulic oil tank.

The utility model discloses a crawler-type ditching machine has following beneficial effect:

(1) the utility model discloses a crawler-type walking scheme has promoted the throughput capacity of ditching machine, and the speed of track walking is adjustable moreover, the track independent control of both sides.

(2) The utility model discloses but adopt between well frame and the chassis and swing the operating angle that the connection scheme can nimble adjusting device, even can ensure perpendicular ditching in the non-level open-air environment.

(3) The utility model discloses possess ditching device and excavating gear, can ditch on the one hand, maintain the construction road surface on the other hand, can also fill the slot through excavating gear.

(4) The utility model discloses a ditching device can realize continuous no interval disconnection and dig work, carries on the one hand

The efficiency of construction has been raised, and on the other hand has guaranteed the quality of construction, and the uniformity of irrigation canals and ditches can be guaranteed in the continuous excavation, and wherein chain saw arm slidable installs the rate of tension that can conveniently adjust the chain saw sword cingulum in the mount pad.

Drawings

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

FIG. 2 is a schematic structural view of the ditching device of the present invention;

FIG. 3 is a schematic structural view of a mounting seat in the ditching device;

FIG. 4 is a schematic view of a driving assembly structure in the ditching device;

FIG. 5 is a schematic view of a chain saw arm in the ditching device;

FIG. 6 is a schematic view of a chain saw blade toothed belt structure in the ditching device;

FIG. 7 is a schematic view of the structure of the middle chassis of the present invention;

FIG. 8 is a schematic view of the installation of the leveling cylinder of the present invention;

FIG. 9 is a schematic view of the connection between the middle chassis and the frame of the present invention;

FIG. 10 is a schematic view of the leveling of the center frame of the present invention;

FIG. 11 is a schematic view illustrating the installation of the feeding device of the present invention;

FIG. 12 is a schematic view of the feeding device of the present invention;

fig. 13 is a schematic structural diagram of the middle hydraulic system of the present invention.

In the figure, 1-vehicle frame, 2-ditching device, 21-mounting seat, 22-driving assembly, 23-connecting flange, 24-chain saw arm, 25-chain saw cutter toothed belt, 26-ditch cleaning device, 211-mounting hole, 212-connecting hole, 213-slideway, 214-connecting hole, 221-bearing, 222-flange shaft, 223-speed reducer mounting drum, 224-driving chain wheel, 241-mounting arm, 242-sliding block, 243-positioning bolt, 244-chain rail mounting wheel, 245-guide wheel, 251-chain rail, 252-track plate, 253-cutter tooth, 261-mounting frame, 262-ditch cleaning tooth, 263-plain ditch oil cylinder, 264-base, 3-excavating device, 4-chassis, 41-front main beam, 411-front connecting hole, 42-rear main beam, 421-rear connecting hole, 43-front auxiliary beam, 431-first leveling cylinder, 432-second leveling cylinder, 433-first pin, 434-second pin, 44-rear auxiliary beam, 441-third leveling cylinder, 442-fourth leveling cylinder, 443-third pin, 444-fourth pin, 5-crawler driving system, 51-a first crawler traveling part, 52-a second crawler traveling part, 6-a control system, 61-a working device operating valve, 62-a leveling and depth-fixing operating valve, 7-a hydraulic system, 8-a seat, 9-a material conveying device, 901-a bearing beam, 902-a driving wheel, 903-a follow-up wheel, 904-a transmission belt and 905-a belt pressing plate.

Detailed Description

The invention is further explained according to the attached drawings:

as shown in figure 1, the crawler-type ditcher comprises a frame 1, a ditching device 2, an excavating device 3, a chassis 4, a crawler driving system 5, an operating system 6, a hydraulic system 7 and a seat 8, wherein the ditching device 2 is rotatably arranged at one end of the frame 1, the excavating device 3 is arranged at the other end of the frame 1, the frame 1 is arranged on the chassis 4 in a swinging manner, the bottom of the frame 1 is connected with the chassis 4 through a rotating shaft, the crawler driving system 5 is arranged on the chassis 4, the operating system 6 is used for controlling the ditching device 2 and the excavating device 3 to work, and the hydraulic system 7 and the seat 8 are both arranged on the frame, wherein the ditching device 2 is used for continuously excavating earth, and the excavating device 3 is used for correcting and leveling.

Specifically, the utility model discloses in the excavating gear 3 that adopts be prior art scheme, what crawler drive system 5 adopted is two sets of relatively independent closed systems. The left walking pump drives the left walking motor, and the right walking pump drives the right walking motor. The walking motor drives the whole machine to walk by four wheels and a belt. The ditching machine can move forwards, backwards and turn by controlling the corresponding output of the left walking pump, the right walking pump, the left walking motor and the right walking motor.

In fig. 1, one end of the frame is provided with a bearing plate for mounting the ditching device 2; the ditching device 2 comprises a mounting seat 21, a driving assembly 22, a connecting flange 23, a chain saw arm 24, a chain saw toothed belt 25 and a ditch cleaner 26, wherein the driving assembly 22 is rotatably arranged inside the mounting seat 21, the mounting seat 21 is arranged on a bearing plate in a swinging mode through the connecting flange 23, the chain saw arm 24 is arranged on the mounting seat 21 in a sliding mode, the chain saw toothed belt 25 is wound on the driving assembly 22 and the chain saw arm 24, and the ditch cleaner 26 is arranged on the mounting seat 21.

Specifically, as shown in fig. 2 to 6, mounting holes 211 are formed in two sides of the mounting seat 21 of the furrowing device 2, a plurality of connecting holes 212 are uniformly formed in the step holes on the outer side of the mounting holes 211, a slide 213 is formed inside the mounting holes 211, a plurality of positioning holes 214 are formed in the slide 213 corresponding to the side wall of the mounting seat 21, and the mounting seat 21 is a main body bearing part. The driving assembly 22 in the ditching device 2 comprises a bearing 221, a flange shaft 222, a speed reducer mounting drum 223 and a driving chain wheel 224, the speed reducer mounting drum 223 is sleeved on the flange shaft 222, the flange shaft 222 is rotatably arranged in the mounting hole 211 through the bearing 221, the driving chain wheel 224 and the speed reducer mounting drum 223 are coaxially arranged, the flange shaft 222 receives external torque to drive the driving chain wheel 224 to work, one side, close to the mounting seat 21, of the connecting flange 23 in the ditching device 2 is provided with a plurality of fixing holes, one side, close to the vehicle frame, of the connecting flange 23 is provided with a plurality of positioning grooves, the fixing between the connecting flange 23 and the mounting seat 21 is realized by connecting the fixing holes and the connecting holes 212 through bolts, and the connection between the connecting flange 23 and the vehicle frame can be connected in; the chain saw arm 24 in the ditching device 2 comprises a mounting arm 241, a sliding block 242, a positioning bolt 243, a chain track mounting wheel 244 and a guide wheel 245, wherein the sliding block 242 is arranged at one end of the mounting arm 241, the chain track mounting wheel 244 is arranged at the other end of the mounting arm 241, the sliding block 242 is arranged in the slide way 213, the positioning bolt 243 is arranged in the positioning hole 214 for fixing the mounting seat 21 and the sliding block 242, specifically, when the sliding block 242 is arranged in the slide way 213 and adjusted to be at a certain distance, the mounting seat 21 and the sliding block 242 are fixed by penetrating through the positioning hole 214 by using the positioning bolt 243, and the guide wheel 245 is arranged on the chain saw arm 24 and is used for guiding and supporting the chain saw blade toothed belt 25; specifically, the structural design of the sliding block 242 and the structural design of the front-end chain rail mounting wheel 44 can also be designed according to the flying wing structure of the tensioning bolt. The chain saw blade toothed belt 25 is coiled on the driving chain wheel 224, the chain track mounting wheel 244 and the guide wheel 245, the chain saw blade toothed belt 25 comprises a bottom chain track 251, a middle crawler plate 252 and a top gradual change blade tooth 253, the bottom of the crawler plate 252 is mounted on the chain track 251, a screw hole for connecting the blade tooth 253 is formed in the top of the crawler plate 252, and the blade tooth 253 comprises a single tooth and a double tooth; the ditch cleaning device 26 comprises a mounting frame 261, ditch cleaning teeth 262, a flat ditch oil cylinder 263 and a base 264, one end of the mounting frame 261 is installed on the mounting base 21, the other end of the mounting frame 261 is hinged with the ditch cleaning teeth 262 through a rotating shaft, the bottom of the flat ditch oil cylinder 263 is hinged on the base 264, the base 264 is fixed on the mounting frame 261, a plunger of the flat ditch oil cylinder 263 is hinged on the ditch cleaning teeth 262, and the movement of the plunger of the flat ditch oil cylinder 263 can drive the ditch cleaning teeth 262 to rotate.

During actual operation, firstly, the angle of the ditching device 2 is adjusted through the depth-fixing oil cylinder to ensure proper excavating depth, then the ditching motor is started, the power of the ditching motor is sequentially transmitted to the flange shaft 22, the speed reducer mounting drum 23 and the driving chain wheel 24, the driving chain wheel 24 drives the chain saw cutter toothed belt 5, and the chain saw cutter toothed belt 5 located on the chain track mounting wheel 44 continuously excavates earthwork.

As shown in fig. 7 to 10, the chassis 4 includes a front main beam 41, a rear main beam 42, a front sub beam 43 and a rear sub beam 44, and a front connection hole 411 and a rear connection hole 421 for connecting the frame 1 are formed in the middle of the front main beam 41 and the rear main beam 42; a first leveling cylinder 431 and a second leveling cylinder 432 are symmetrically arranged on the front auxiliary cross beam 43, and plunger rods of the first leveling cylinder 431 and the second leveling cylinder 432 are respectively hinged to the bottom of the frame 1; a third leveling cylinder 441 and a fourth leveling cylinder 442 are symmetrically mounted on the rear auxiliary cross beam 44, plunger rods of the third leveling cylinder 441 and the fourth leveling cylinder 442 are respectively hinged to the bottom of the frame 1, two mounting holes which are symmetrical about the center point of the front auxiliary cross beam 43 are formed in the front auxiliary cross beam 43 in the chassis 4, the bottom of the first leveling cylinder 431 is hinged in the mounting holes through a first pin shaft 433, and the bottom of the second leveling cylinder 432 is hinged in the mounting holes through a second pin shaft 434; two mounting holes which are symmetrical about the center point of the rear auxiliary cross beam 44 are formed in the rear auxiliary cross beam 44 in the chassis 4, the bottom of the third leveling cylinder 441 is hinged in the mounting holes through a third pin 443, and the bottom of the fourth leveling cylinder 442 is hinged in the mounting holes through a fourth pin 444; in the chassis 4, the front main beam 41 and the rear main beam 42 are both of an inverted V-shaped structure, and the front connection hole 411 and the rear connection hole 421 are both opened on a central line of the inverted V-shaped structure and are close to the vertex.

During actual work, the horizontal angle of the frame can be adjusted by adjusting the extension and retraction of the leveling cylinders, so that the horizontal angles of the ditching device and the excavating device are adjusted to ensure that ditching is vertical, the leveling cylinders can be independently controlled, and only one 1 or 2 of the leveling cylinders can be controlled, other cylinders can follow up, and the control needs to be correspondingly controlled during specific control, for example, when the left leveling cylinder extends, the right leveling cylinder shortens.

As shown in fig. 11 and 12, a material conveying device 9 is arranged on the frame 1 near the ditching device 2, the material conveying device 9 is used for bidirectionally conveying earthwork excavated in the operation process of the ditching device 2, a transverse channel for installing the material conveying device 9 is arranged on the frame 1, the position of the material conveying device 9 is arranged at the bottom of the discharge part of the ditching device 2, the material conveying device 9 comprises a bearing beam 901, a driving wheel 902, a follower wheel 903, a transmission belt 904 and a press belt 905, wherein: spandrel girder 901 is straight beam or crooked roof beam, in order to adapt to different frame 1, two spandrel girders 901 symmetrical arrangement, there are a plurality of mounting holes on it, drive wheel 902 installs the both ends at spandrel girder 901, drive wheel 902 relies on motor and reduction gear work, follower wheel 903 evenly sets up in the middle part of spandrel girder 901, transmission band 904 coils on drive wheel 902 and follower wheel 903, just through controlling drive wheel 902, the reversal just can realize that transmission band 904 both ends are defeated, avoid the earthwork that ditching device 2 excavated to pile up, make the earthwork directly transport the both sides of device, band plate 905 sets up the top that is used for preventing transmission band 904 drunkenness at spandrel girder 901.

As shown in fig. 13, the manipulation system 6 includes a working device operation valve 61 and a leveling and depth-setting operation valve 62; the hydraulic system 7 is used for providing driving hydraulic pressure for equipment and comprises a hydraulic oil tank, a plurality of hydraulic pipelines, a hydraulic pump, a hydraulic motor and an oil cylinder, and specifically, the hydraulic pump in the hydraulic system 7 comprises a left walking pump, a right walking pump, a ditching pump, a first working pump, a second working pump and a heat dissipation pump; the hydraulic motor in the hydraulic system 7 comprises a left walking motor, a right walking motor, a ditching motor, a rotary motor, a material conveying motor and a switching motor; the oil cylinders in the hydraulic system 7 also comprise a movable arm oil cylinder, a bucket rod oil cylinder, a bucket oil cylinder and a fixed depth oil cylinder; the hydraulic system 7 further comprises a radiator, wherein: the left traveling pump is used for driving a left traveling motor, the right traveling pump is used for driving a right traveling motor, and the left traveling motor and the right traveling motor are respectively used for driving a first crawler traveling part 51 and a second crawler traveling part 52 in the crawler driving system 5; the ditching pump is used for driving a ditching motor, and the output power of the ditching motor is transmitted to the flange shaft 222; the first working pump delivers pressure oil to the working device operation valve 61, and the working device operation valve 61 controls the operations of the boom cylinder, the arm cylinder, the bucket cylinder, the swing motor, the feed motor, the switch motor, and the land cylinder 263; the first working pump conveys pressure oil to the leveling and depth-fixing operating valve 62, the leveling and depth-fixing operating valve 62 controls the operation of the depth-fixing oil cylinder and the leveling oil cylinders, and the depth-fixing oil cylinder is used for driving the mounting base 21 to rotate around the bearing plate; the input port of the radiator is respectively connected with a heat radiating pump, a working device operating valve 61 and a leveling and depth-fixing operating valve 62, and the output port of the radiator is connected with a hydraulic oil tank.

In actual work, the hydraulic pump has various control modes, such as electric control, hydraulic control, manual control and the like, and the machine adopts electric control and can realize automatic control. The walking motor is provided with a rotating speed sensor which can display the real-time running speed of the ditcher. The intelligent control system can easily display that if unmanned operation is to be realized, only a speed signal needs to be converted into an electric signal, the output flow of the hydraulic pump is controlled through the amplifier, and the running speed of the ditcher is controlled according to different construction conditions or the rated speed is set according to specific working conditions for the unmanned operation. The ditching device system is composed of a set of closed system. The ditching pump drives the ditching motor. The output flow of the opening pump is controlled to change the rotating speed of the ditching motor, so that the output rotating speed of the chain saw is controlled. The system can realize the change according to the load in the ditching process, and the chain saw cutting torque can be automatically output according to the load. The ditching depth is adjusted through a second working pump, a leveling and depth-fixing operating valve, a depth-fixing oil cylinder and a leveling oil cylinder. According to the technical requirements of the groove, the leveling and depth-fixing operation valve is operated to control the extension or retraction of the depth-fixing oil cylinder and adjust the inclination angle of the chain saw, and different angles correspond to different groove depths. In order to ensure that the grooves formed on the slope surface are vertical to the horizontal plane, the crawler chassis and the upper frame on the whole machine structure are connected through the pin shaft, and the upper vehicle platform can rotate in a certain range along the pin holes. And performing active interference through the leveling oil cylinder. The leveling oil cylinder is controlled by a horizontal angle sensor, and the extension or retraction of the leveling oil cylinder is controlled according to the change of the angle. The construction environment of the ditcher is adjusted by a first working pump, a working device operating valve, a movable arm oil cylinder, a bucket rod oil cylinder, a bucket oil cylinder, a rotary motor, a material conveying motor, a switching motor, a flat ditch oil cylinder and the like. The manual operation working device is used for excavating or filling the repairable environments such as the road surface and the like, so that the construction field of the ditcher is greatly improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (5)

1. The utility model provides a crawler-type ditcher, its characterized in that, includes frame (1), ditching device (2), excavating gear (3), chassis (4), track actuating system (5), control system (6), hydraulic system (7) and seat (8), the rotatable one end of installing in frame (1) of ditching device (2), the other end at frame (1) is installed in excavating gear (3), but the wobbling of frame (1) is installed on chassis (4), install on chassis (4) track actuating system (5), control system (6) are used for controlling ditching device (2) and excavating gear (3) work, hydraulic system (7) and seat (8) all set up on the frame, wherein:

the bottom of the frame (1) is connected with a chassis (4) through a rotating shaft, and one end of the frame is provided with a bearing plate for mounting the ditching device (2);

the ditching device (2) comprises a mounting seat (21), a driving assembly (22), a connecting flange (23), a chain saw arm (24), a chain saw blade toothed belt (25) and a ditch cleaner (26), wherein the driving assembly (22) is rotatably mounted inside the mounting seat (21), the mounting seat (21) is arranged on a bearing plate in a swinging mode through the connecting flange (23), the chain saw arm (24) is slidably mounted on the mounting seat (21), the chain saw blade toothed belt (25) is wound on the driving assembly (22) and the chain saw arm (24), and the ditch cleaner (26) is mounted on the mounting seat (21);

the chassis (4) comprises a front main cross beam (41), a rear main cross beam (42), a front auxiliary cross beam (43) and a rear auxiliary cross beam (44), wherein the middle parts of the front main cross beam (41) and the rear main cross beam (42) are provided with a front connecting hole (411) and a rear connecting hole (421) which are connected with the frame (1); a first leveling cylinder (431) and a second leveling cylinder (432) are symmetrically arranged on the front auxiliary cross beam (43), and plunger rods of the first leveling cylinder (431) and the second leveling cylinder (432) are respectively hinged to the bottom of the frame (1); a third leveling cylinder (441) and a fourth leveling cylinder (442) are symmetrically arranged on the rear auxiliary cross beam (44), and plunger rods of the third leveling cylinder (441) and the fourth leveling cylinder (442) are respectively hinged to the bottom of the frame (1);

the control system (6) comprises a working device operating valve (61) and a leveling and depth-fixing operating valve (62);

the hydraulic system (7) is used for providing driving hydraulic pressure for equipment and comprises a hydraulic oil tank, a plurality of hydraulic pipelines, a hydraulic pump, a hydraulic motor and an oil cylinder.

2. The crawler-type ditcher as claimed in claim 1, wherein mounting holes (211) are formed in two sides of a mounting seat (21) in the ditching device (2), a plurality of connecting holes (212) are uniformly formed in step holes in the outer side of the mounting holes (211), a slide way (213) is arranged inside the mounting seat (21), and a plurality of positioning holes (214) are formed in the slide way (213) and correspond to the side wall of the mounting seat (21);

the drive assembly (22) in the ditching device (2) comprises a bearing (221), a flange shaft (222), a speed reducer mounting drum (223) and a drive chain wheel (224), wherein the speed reducer mounting drum (223) is sleeved on the flange shaft (222), the flange shaft (222) is rotatably arranged in a mounting hole (211) through the bearing (221), and the drive chain wheel (224) and the speed reducer mounting drum (223) are coaxially arranged;

a plurality of fixing holes are formed in one side, close to the mounting seat (21), of the connecting flange (23) in the ditching device (2), a plurality of positioning grooves are formed in one side, close to the frame, of the connecting flange (23), the fixing between the connecting flange (23) and the mounting seat (21) is achieved by connecting the fixing holes and the connecting holes (212) through bolts, and the connection between the connecting flange (23) and the frame in a swinging mode is achieved by arranging bearings in the positioning grooves;

the chain saw arm (24) in the ditching device (2) comprises a mounting arm (241), a sliding block (242), a positioning bolt (243), a chain rail mounting wheel (244) and a guiding wheel (245), wherein the sliding block (242) is arranged at one end of the mounting arm (241), the chain rail mounting wheel (244) is arranged at the other end of the mounting arm (241), the sliding block (242) is mounted in a slide way (213), the positioning bolt (243) is mounted in a positioning hole (214) and used for fixing a mounting seat (21) and the sliding block (242), and the guiding wheel (245) is arranged on the chain saw arm (24) and used for guiding and supporting a chain saw cutter toothed belt (25);

the chain saw cutter toothed belt (25) is coiled on a driving chain wheel (224), a caterpillar track mounting wheel (244) and a guide wheel (245), the chain saw cutter toothed belt (25) comprises a bottom caterpillar track (251), a middle track plate (252) and a top gradual change cutter tooth (253), the bottom of the track plate (252) is mounted on the caterpillar track (251), the top of the track plate (252) is provided with a screw hole connected with the cutter tooth (253), and the cutter tooth (253) comprises a single tooth and a double tooth;

clear ditch ware (26) are including mounting bracket (261), clear ditch tooth (262), plain ditch hydro-cylinder (263) and base (264), the one end of mounting bracket (261) is installed on mount pad (21), and the other end of mounting bracket (261) is articulated through pivot and clear ditch tooth (262), plain ditch hydro-cylinder (263) bottom articulates on base (264), and base (264) are fixed on mounting bracket (261), and the plunger of plain ditch hydro-cylinder (263) articulates on clear ditch tooth (262), and the motion of plain ditch hydro-cylinder (263) plunger can drive clear ditch tooth (262) and rotate.

3. The crawler-type ditcher as recited in claim 1, wherein the front auxiliary cross beam (43) in the chassis (4) is provided with two mounting holes which are symmetrical about the center point of the front auxiliary cross beam (43), the bottom of the first leveling cylinder (431) is hinged in the mounting holes through a first pin shaft (433), and the bottom of the second leveling cylinder (432) is hinged in the mounting holes through a second pin shaft (434);

two mounting holes which are symmetrical about the center point of the rear auxiliary cross beam (44) are formed in the rear auxiliary cross beam (44) in the chassis (4), the bottom of the third leveling oil cylinder (441) is hinged in the mounting holes through a third pin shaft (443), and the bottom of the fourth leveling oil cylinder (442) is hinged in the mounting holes through a fourth pin shaft (444);

front main beam (41) and back main beam (42) are the type of falling V structure in chassis (4), preceding connecting hole (411) and back connecting hole (421) all set up on the central line of the type of falling V structure and are close to the position on summit.

4. The crawler-type ditcher as claimed in claim 1, wherein a material conveying device (9) is arranged on the frame (1) near the ditching device (2), the material conveying device (9) is used for bidirectionally conveying excavated earthwork of the ditching device (2) in the working process, the material conveying device (9) comprises a bearing beam (901), a driving wheel (902), a follower wheel (903), a conveying belt (904) and a pressing plate (905), wherein: the bearing beam (901) is a straight beam or a bent beam, the driving wheels (902) are arranged at two ends of the bearing beam (901), the follow-up wheels (903) are uniformly arranged in the middle of the bearing beam (901), the conveying belt (904) is wound on the driving wheels (902) and the follow-up wheels (903), and the belt pressing plate (905) is arranged at the top of the bearing beam (901) and used for preventing the conveying belt (904) from moving.

5. The crawler-type ditcher as set forth in claim 1, wherein the hydraulic pump in the hydraulic system (7) comprises a left traveling pump, a right traveling pump, a ditching pump, a first working pump, a second working pump and a heat dissipation pump; the hydraulic motor in the hydraulic system (7) comprises a left walking motor, a right walking motor, a ditching motor, a rotary motor, a material conveying motor and a switching motor; the oil cylinder in the hydraulic system (7) further comprises a movable arm oil cylinder, a bucket rod oil cylinder, a bucket oil cylinder and a fixed depth oil cylinder; the hydraulic system (7) further comprises a radiator, wherein:

the left walking pump is used for driving a left walking motor, the right walking pump is used for driving a right walking motor, and the left walking motor and the right walking motor are respectively used for driving a first crawler walking part (51) and a second crawler walking part (52) in the crawler driving system (5);

the ditching pump is used for driving a ditching motor, and the output power of the ditching motor is transmitted to a flange shaft (222);

the first working pump conveys pressure oil to a working device operation valve (61), and the working device operation valve (61) controls the working of a boom cylinder, an arm cylinder, a bucket cylinder, a rotary motor, a material conveying motor, a switching motor and a plain groove cylinder (263);

the first working pump conveys pressure oil to a leveling and depth-fixing operating valve (62), the leveling and depth-fixing operating valve (62) controls the operation of a depth-fixing oil cylinder and a plurality of leveling oil cylinders, and the depth-fixing oil cylinder is used for driving an installation seat (21) to rotate around a bearing plate;

the input port of the radiator is respectively connected with a heat radiating pump, a working device operating valve (61) and a leveling and depth-fixing operating valve (62), and the output port of the radiator is connected with a hydraulic oil tank.

Images