CN110468896B - Crawler-type ditching machine - Google Patents
Crawler-type ditching machine Download PDFInfo
- Publication number
- CN110468896B CN110468896B CN201910786865.8A CN201910786865A CN110468896B CN 110468896 B CN110468896 B CN 110468896B CN 201910786865 A CN201910786865 A CN 201910786865A CN 110468896 B CN110468896 B CN 110468896B
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- Prior art keywords
- ditching
- mounting
- oil cylinder
- frame
- leveling
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- 239000000463 material Substances 0.000 claims abstract description 18
- 230000002457 bidirectional effect Effects 0.000 claims abstract 2
- 239000003921 oil Substances 0.000 claims description 74
- 238000004140 cleaning Methods 0.000 claims description 12
- 239000003638 chemical reducing agent Substances 0.000 claims description 11
- 230000017525 heat dissipation Effects 0.000 claims description 6
- 239000010720 hydraulic oil Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 18
- 238000009434 installation Methods 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 235000000621 Bidens tripartita Nutrition 0.000 description 1
- 240000004082 Bidens tripartita Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 208000006637 fused teeth Diseases 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
- E02F5/06—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with digging elements mounted on an endless chain
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
- E02F5/12—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with equipment for back-filling trenches or ditches
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
- E02F5/14—Component parts for trench excavators, e.g. indicating devices travelling gear chassis, supports, skids
- E02F5/145—Component parts for trench excavators, e.g. indicating devices travelling gear chassis, supports, skids control and indicating devices
Abstract
The invention provides a crawler-type ditching machine, which belongs to mechanical hydraulic engineering devices and comprises a frame, a ditching device, an excavating device, a chassis, a crawler driving system, a control system, a hydraulic system, a seat and a material conveying device. The crawler-type walking scheme is adopted, the passing capacity of the ditching machine is improved, meanwhile, the swinging connection scheme is adopted between the frame and the chassis of the ditching machine, the working angle of the ditching machine can be flexibly adjusted, vertical ditching can be ensured even in an uneven field environment, the ditching machine is provided with the ditching device, the excavating device and the material conveying device, ditching can be carried out on one hand, the ditched earthwork can be transported to two sides in a bidirectional mode, the construction pavement can be trimmed on the other hand, grooves can be filled through the excavating device, continuous uninterrupted work is achieved, and construction quality and construction efficiency are remarkably improved.
Description
Technical Field
The invention belongs to mechanical hydraulic engineering devices, and particularly relates to a crawler-type ditcher.
Background
With the rapid development of the transportation industry in China, ditchers are widely applied to various engineering construction fields such as high-speed rails, subway highways and the like, and particularly, the requirements for trench excavation and the like construction in railway pipeline laying engineering are increasing.
For many years, the main stream ditching machine in the domestic market is realized through mechanical transmission, is mainly used in the agricultural machinery industry, urban and rural optical cables and the like, has single use condition and is more limited by the environment of a construction site.
At present, a main flow 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 moment of the chain saw cannot be adjusted, the ditching depth cannot be adjusted difficultly, the fact that the ditched groove is perpendicular to a horizontal plane on a slope surface cannot be guaranteed, the construction environment of the ditcher cannot be trimmed, the quality of ditch excavation is low, and the construction efficiency is difficult to improve.
Disclosure of Invention
According to the invention, the crawler-type walking scheme is adopted, so that the passing capacity of the ditcher is improved, meanwhile, the swinging connection scheme is adopted between the frame and the chassis of the ditcher, the working angle of the ditcher can be flexibly adjusted, vertical ditching can be ensured even in a non-flat field environment, the ditcher and the excavating device are provided, the ditching device can be used for ditching on one hand and finishing a construction pavement on the other hand, and the ditching device can be used for filling the ditches, so that continuous uninterrupted work is realized, and the construction quality and the construction efficiency are remarkably improved.
In order to achieve the above purpose, the embodiment of the present invention adopts the following technical scheme:
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, excavating gear installs the other end at the frame, the frame is swingably installs on the chassis, 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 the chassis through a rotating shaft, and one end of the frame is provided with a bearing plate for installing a ditching device; the ditching device comprises a mounting seat, a driving assembly, a connecting flange, a chain saw arm, a chain saw tooth 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 in a swinging manner through the connecting flange, the chain saw arm is slidably arranged on the mounting seat, the chain saw tooth belt is coiled on the driving assembly and the chain saw arm, and the ditch cleaner is arranged on the mounting seat; the chassis comprises a front main beam, a rear main beam, a front auxiliary beam and a rear auxiliary beam, wherein front connecting holes and rear connecting holes for connecting a frame are formed in the middle of the front main beam and the rear main beam; the front auxiliary beam is symmetrically provided with a first leveling oil cylinder and a second leveling oil cylinder, and plunger rods of the first leveling oil cylinder and the second leveling oil cylinder are respectively hinged to the bottom of the frame; the rear auxiliary beam is symmetrically provided with a third leveling oil cylinder and a fourth leveling oil cylinder, and plunger rods of the third leveling oil cylinder and the fourth leveling oil cylinder are respectively hinged to the bottom of the frame; the control system comprises a working device operation valve and a leveling and depth setting operation 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 the outer step holes of the mounting holes, a slide way is arranged in the mounting holes, and a plurality of positioning holes are formed in the side walls of the slide way, corresponding to the mounting seat; the driving assembly in the ditching device comprises a bearing, a flange shaft, a speed reducer mounting drum and a driving sprocket, wherein the speed reducer mounting drum is sleeved on the flange shaft, the flange shaft is rotatably arranged in the mounting hole through the bearing, and the driving 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 holes and the connecting holes are connected through bolts to fix the connecting flange and the mounting seat, and a bearing is arranged in each positioning groove to rotatably connect the connecting flange and the frame bearing plate; the chain saw arm in the ditching device comprises a mounting arm, a sliding block, a positioning bolt, a chain rail mounting wheel and a guiding wheel, wherein the sliding block is arranged at one end of the mounting arm, the chain rail mounting wheel is arranged at the other end of the mounting arm, the sliding block is arranged in a slideway, the positioning bolt is arranged in a positioning hole to fix the slideway and the sliding block, and the guiding wheel is arranged on the chain saw arm and is used for guiding and supporting a chain saw cutter toothed belt; the chain saw cutter tooth belt is arranged on the driving chain wheel, the caterpillar track mounting wheel and the guide wheel, the chain saw cutter tooth belt comprises a bottom caterpillar track, a middle caterpillar track plate and a top gradual change cutter tooth, the bottom of the caterpillar track plate is mounted on the caterpillar track, a screw hole for connecting 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 cleaner comprises a mounting frame, ditch cleaning teeth, a flat ditch oil cylinder and a base, wherein one end of the mounting frame is mounted on a mounting seat, the other end of the mounting frame is hinged with the ditch cleaning teeth through a rotating shaft, the bottom of the flat ditch oil cylinder is hinged on the base, the base is fixed on the mounting frame, a plunger of the flat ditch oil cylinder is hinged on the ditch cleaning teeth, and the movement of the plunger of the flat ditch oil cylinder can drive the ditch cleaning teeth to rotate.
Preferably, two mounting holes which are symmetrical with respect to 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 beam are formed in the rear auxiliary 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 of inverted V-shaped structures, and the front connecting hole and the rear connecting hole are formed in the center line of the inverted V-shaped structures and are close to the top point.
Preferably, the position that is close to ditching device on the frame is provided with the feeding device, the feeding device is used for the earthwork that digs out in the two-way transportation ditching device working process, and the feeding device includes spandrel girder, drive wheel, follower, conveyer belt and pressure band board, wherein: the bearing beam is a straight beam or a bending beam, the driving wheels are arranged at two ends of the bearing beam, the follower wheels are uniformly arranged in the middle of the bearing beam, the conveying belt is coiled on the driving wheels and the follower wheels, and the belt pressing plate is arranged at the top of the bearing beam and used for preventing the conveying belt from moving.
Preferably, the hydraulic pump in the hydraulic system 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 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 further comprises a movable arm oil cylinder, a bucket rod oil cylinder, a bucket oil cylinder and a depth fixing oil cylinder; the hydraulic system further includes 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 and a second crawler traveling part in the crawler driving system; the ditching pump is used for driving a ditching motor, and output power of the ditching motor is transmitted to the flange shaft; the first working pump is used for conveying the pressure oil to a working device operating valve, and the working device operating valve is used for controlling the working of a movable arm oil cylinder, a bucket rod oil cylinder, a bucket oil cylinder, a rotary motor, a material conveying motor, a switching motor and a parallel ditch oil cylinder; the working pump I conveys pressure oil to the leveling depth-setting operation valve, the leveling depth-setting operation valve controls the work of the depth-setting oil cylinder and the leveling oil cylinders, and the depth-setting oil cylinder is used for driving the mounting seat to rotate around the bearing plate; and an input port of the radiator is respectively connected with the heat dissipation pump, the operating valve of the working device and the leveling and depth setting operating valve, and an output port of the radiator is connected with the hydraulic oil tank.
The crawler-type ditcher has the following beneficial effects:
(1) The crawler-type walking scheme is adopted, the throughput of the ditcher is improved, the walking speed of the crawler is adjustable, and the crawler on two sides is independently controlled.
(2) According to the invention, the swinging connection scheme is adopted between the frame and the chassis, so that the working angle of the device can be flexibly adjusted, and vertical ditching can be ensured even in a non-flat field environment.
(3) The invention has a ditching device and a digging device, which can ditche on one hand and trim the construction pavement on the other hand, and can fill the ditches by the digging device.
(4) The ditching device can realize continuous intermittent cutting and digging work, so that on one hand, the construction efficiency is improved, on the other hand, the construction quality is guaranteed, the consistency of ditches can be guaranteed through continuous digging, and the tensioning degree of the chain saw blade can be conveniently adjusted through slidable installation of the chain saw arm in the installation seat.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a ditching device according to the present invention;
FIG. 3 is a schematic view of the structure of the mounting base in the ditching device;
FIG. 4 is a schematic view of the drive assembly of the ditching apparatus;
FIG. 5 is a schematic view of the structure of the chainsaw arm of the ditcher;
FIG. 6 is a schematic view of the structure of a toothed belt of a chain saw blade in a ditching device;
FIG. 7 is a schematic view of the chassis structure of the present invention;
FIG. 8 is a schematic diagram of the installation of a leveling cylinder in the present invention;
FIG. 9 is a schematic view of the chassis and frame connection of the present invention;
FIG. 10 is a schematic illustration of the leveling of a vehicle frame in accordance with the present invention;
FIG. 11 is a schematic view of the installation of a feeding device according to the present invention;
FIG. 12 is a schematic view of a material conveying device according to the present invention;
fig. 13 is a schematic view of a hydraulic system according to the present invention.
In the drawing the view of the figure, 1-frame, 2-ditcher, 21-mount, 22-drive assembly, 23-attachment flange, 24-chainsaw arm, 25-chainsaw toothed belt, 26-trencher, 211-mounting hole, 212-attachment hole, 213-slideway, 214-attachment hole, 221-bearing, 222-flange shaft, 223-speed reducer mounting drum, 224-drive sprocket, 241-attachment arm, 242-slider, 243-set screw, 244-caterpillar mounting wheel, 245-guide wheel, 251-caterpillar, 252-track shoe, 253-cutter tooth, 261-mount, 262-trencher tooth, 263-flat-trencher cylinder, 264-base, 3-excavating device, 4-chassis, 41-front main beam, 411-front attachment hole 42-rear main beam, 421-rear connection 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-track drive system, 51-first track running section, 52-second track running section, 6-handling system, 61-working device operating valve, 62-leveling depth setting operating valve, 7-hydraulic system, 8-seat, 9-feeding device, 901-load beam, 902-driving wheel, 903-follower, 904-transmission belt, 905-press belt plate.
Detailed Description
The invention will be further described with reference to the accompanying drawings:
as shown in fig. 1, the crawler-type ditching machine comprises a frame 1, a ditching device 2, a ditching device 3, a chassis 4, a crawler driving system 5, a control 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 ditching 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 control system 6 is used for controlling the ditching device 2 and the ditching device 3 to work, the hydraulic system 7 and the seat 8 are arranged on the frame, the ditching device 2 is used for continuously excavating earthwork, and the ditching device 3 is used for correcting and leveling.
Specifically, the excavating device 3 adopted in the invention adopts the prior art scheme, and the crawler driving system 5 adopts two sets of relatively independent closed systems. The left traveling motor is driven by the left traveling pump, and the right traveling motor is driven by the right traveling pump. The walking motor drives the whole machine to walk through a belt of four wheels. The forward, backward and steering of the ditcher are realized by controlling the corresponding output of the left walking pump and the right walking pump and the corresponding output of the left walking motor and the right walking motor.
In fig. 1, one end of the frame is provided with a bearing plate for installing 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 tooth 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 way through the connecting flange 23, the chain saw arm 24 is slidably arranged on the mounting seat 21, the chain saw tooth belt 25 is coiled on the driving assembly 22 and the chain saw arm 4, and the ditch cleaner 26 is arranged on the mounting seat 21.
As shown in fig. 2 to 6, mounting holes 211 are formed on two sides of a mounting seat 21 in the ditching device 2, a plurality of connecting holes 212 are uniformly formed in outer step holes of the mounting holes 211, a slide 213 is arranged in the mounting holes 211, a plurality of positioning holes 214 are formed in side walls of the slide 213 corresponding to 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 sprocket 224, wherein 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 sprocket 224 is coaxially arranged with the speed reducer mounting drum 223, the flange shaft 222 receives external torque to drive the driving sprocket 224 to work, 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 realized by using bolts to connect the fixing holes and the connecting holes 212, and the connecting flange 23 is in swingable connection with the frame through 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 arranged in the slideway 213, the positioning bolt 243 is arranged in the positioning hole 214 to fix the slideway 213 and the sliding block 242, and the guiding wheel 245 is arranged on the chain saw arm 24 and is used for guiding and supporting the chain saw tooth belt 25; specifically, the structural design of the slider 242 and the structural design of the front track mounting wheel 44 may also be in accordance with the wing structure design of the tension bolt. The chain saw tooth belt 25 is arranged on the driving sprocket 224, the caterpillar track mounting wheel 244 and the guide wheel 245 in a coiled mode, the chain saw tooth belt 25 comprises a bottom caterpillar track 251, a middle caterpillar track 252 and a top gradual change cutter tooth 253, the bottom of the caterpillar track 252 is mounted on the caterpillar track 251, a screw hole for connecting the cutter tooth 253 is formed in the top of the caterpillar track 252, and the cutter tooth 253 comprises single teeth and double teeth; the ditch cleaner 26 comprises a mounting frame 261, ditch cleaning teeth 262, a flat ditch cylinder 263 and a base 264, one end of the mounting frame 261 is mounted on the mounting seat 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 cylinder 263 is hinged on the base 264, the base 264 is fixed on the mounting frame 261, a plunger of the flat ditch cylinder 263 is hinged on the ditch cleaning teeth 262, and the movement of the plunger of the flat ditch 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, the proper digging depth is ensured, 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 sprocket 24, the driving sprocket 24 drives the chain saw cutter tooth belt 5, and the chain saw cutter tooth belt 5 positioned on the chain rail mounting wheel 44 continuously digs 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 front connection holes 411 and rear connection holes 421 for connecting the frame 1 are opened in the middle portions of the front main beam 41 and the rear main beam 42; the front auxiliary beam 43 is symmetrically provided with a first leveling oil cylinder 431 and a second leveling oil cylinder 432, and plunger rods of the first leveling oil cylinder 431 and the second leveling oil cylinder 432 are respectively hinged to the bottom of the frame 1; the rear auxiliary beam 44 is symmetrically provided with a third leveling cylinder 441 and a fourth leveling cylinder 442, 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 front auxiliary beam 43 in the chassis 4 is provided with two mounting holes which are symmetrical with respect to the center point of the front auxiliary beam 43, the bottom of the first leveling cylinder 431 is hinged to the mounting holes through a first pin shaft 433, and the bottom of the second leveling cylinder 432 is hinged to the mounting holes through a second pin shaft 434; two mounting holes which are symmetrical with respect to the center point of the rear auxiliary beam 44 are formed in the rear auxiliary beam 44 in the chassis 4, the bottom of the third leveling cylinder 441 is hinged in the mounting hole through a third pin 443, and the bottom of the fourth leveling cylinder 442 is hinged in the mounting hole through a fourth pin 444; the front main beam 41 and the rear main beam 42 in the chassis 4 are of inverted V-shaped structures, and the front connecting hole 411 and the rear connecting hole 421 are formed in the center line of the inverted V-shaped structures and near the vertex.
During actual operation, the horizontal angle of the frame can be adjusted by adjusting the expansion and contraction of the leveling cylinders, so that the horizontal angle of the ditching device and the excavating device is adjusted, ditching is vertical, the leveling cylinders can be independently controlled, only 1 or 2 of the leveling cylinders can be controlled, other cylinders can follow up, corresponding control is needed during specific control, for example, when the left leveling cylinder stretches, the right leveling cylinder shortens.
As shown in fig. 11 and 12, a material conveying device 9 is disposed on a position, close to the ditching device 2, on the frame 1, the material conveying device 9 is used for bi-directionally conveying earthwork excavated in the working process of the ditching device 2, a transverse channel for installing the material conveying device 9 is formed on the frame 1, the material conveying device 9 is disposed at the bottom of a discharging position of the ditching device 2, the material conveying device 9 comprises a spandrel girder 901, a driving wheel 902, a follower 903, a transmission belt 904 and a belt pressing plate 905, wherein: the spandrel girder 901 is straight beam or crooked beam to adapt to different frame 1, two spandrel girders 901 symmetrical arrangement has a plurality of mounting holes on it, the drive wheel 902 is installed at spandrel girder 901's both ends, the drive wheel 902 relies on motor and reduction gear work, follower 903 evenly sets up at spandrel girder 901 middle part, the conveyer belt 904 coils on drive wheel 902 and follower 903, just can realize conveyer belt 904 both ends material through controlling drive wheel 902 forward, reversal, avoid the earth's accumulation of ditching device 2 excavation, make the earth directly transport the both sides of device, the band plate 905 sets up at spandrel girder 901's top be used for preventing conveyer belt 904 drunkenness.
As shown in fig. 13, the steering system 6 includes a working device operation valve 61 and a leveling and depthkeeping 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 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 cylinders in the hydraulic system 7 also comprise a movable arm oil cylinder, a bucket rod oil cylinder, a bucket oil cylinder and a depth fixing 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 output power of the ditching motor is transmitted to the flange shaft 222; the first working pump delivers pressurized oil to the working device operating valve 61, and the working device operating valve 61 controls the work of the boom cylinder, the arm cylinder, the bucket cylinder, the swing motor, the feed motor, the switch motor and the parallel ditch cylinder 263; the working pump I conveys pressure oil to the leveling depth setting operation valve 62, the leveling depth setting operation valve 62 controls the work of the depth setting oil cylinder and the leveling oil cylinders, and the depth setting oil cylinder is used for driving the mounting seat 21 to rotate around the bearing plate; the input port of the radiator is respectively connected with the heat dissipation pump, the operating valve 61 of the working device and the leveling and depth setting operating valve 62, and the output port of the radiator is connected with the hydraulic oil tank.
In actual working, the hydraulic pump has various control modes, such as electric control, hydraulic control, manual control and the like, and the hydraulic pump can realize automatic control by adopting electric control. The running motor is provided with a rotating speed sensor, so that the real-time running speed of the ditcher can be displayed. The automatic control system can easily display that if unmanned operation is to be realized, only a speed signal is required to be converted into an electric signal, the output flow of the hydraulic pump is controlled through the amplifier, the running speed of the ditcher is controlled according to different construction conditions, or the rated speed is set according to specific working conditions, so that unmanned operation is performed. The ditching device system is composed of a set of closed system. The ditching motor is driven by a ditching pump. The output flow of the pump is controlled to change the rotation speed of the ditching motor, so that the output rotation speed of the chain saw is controlled. According to the system, the change according to the load can be realized in the ditching process, and the cutting moment of the chain saw can be automatically output according to the load. The ditching depth is adjusted by a second working pump, a leveling depth-setting operation valve, a depth-setting oil cylinder and a leveling oil cylinder. According to the technical requirements of the grooves, the stretching or retracting of the depth fixing oil cylinder is controlled by operating the leveling depth fixing operation valve, the inclination angle of the chain saw is adjusted, and different angles correspond to different groove depths. In order to ensure that the groove formed on the slope surface is vertical to the horizontal plane, the crawler chassis and the upper frame of the whole structure are connected through a pin shaft, and the upper platform can rotate along the pin hole within a certain range. Active interference is performed through the leveling cylinder. The leveling cylinder is controlled by a horizontal angle sensor, and the extension or retraction of the leveling cylinder is controlled according to the angle change. The construction environment of the ditcher is adjusted by a first working pump, a valve operated by a working device, a movable arm cylinder, a bucket rod cylinder, a bucket cylinder, a rotary motor, a material conveying motor, a switching motor, a ditch leveling cylinder and the like. The working device is manually operated to excavate or fill repairable environments such as pavement, so that the construction field of the ditcher is greatly improved.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (3)
1. The utility model provides a crawler-type ditching machine, its characterized in that, including 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 at frame (1) of ditching device (2), the other end at frame (1) is installed in excavating gear (3), frame (1) wobbling is installed on chassis (4), track actuating system (5) are installed on chassis (4), 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 the chassis (4) through a rotating shaft, and one end of the frame is provided with a bearing plate for installing 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 cutter tooth 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 cutter tooth belt (25) is coiled 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 beam (41), a rear main beam (42), a front auxiliary beam (43) and a rear auxiliary beam (44), wherein front connecting holes (411) and rear connecting holes (421) for connecting the frame (1) are formed in the middle of the front main beam (41) and the rear main beam (42); the front auxiliary beam (43) is symmetrically provided with a first leveling oil cylinder (431) and a second leveling oil cylinder (432), and plunger rods of the first leveling oil cylinder (431) and the second leveling oil cylinder (432) are respectively hinged to the bottom of the frame (1); a third leveling oil cylinder (441) and a fourth leveling oil cylinder (442) are symmetrically arranged on the rear auxiliary beam (44), and plunger rods of the third leveling oil cylinder (441) and the fourth leveling oil cylinder (442) are respectively hinged to the bottom of the frame (1);
the control system (6) comprises 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;
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 outer step holes of the mounting holes (211), a slide way (213) is arranged in the mounting seat (21), and a plurality of positioning holes (214) are formed in the side wall, corresponding to the mounting seat (21), of the slide way (213);
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 sprocket (224), wherein 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), and the driving sprocket (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 holes and the connecting holes (212) are connected through bolts, the connecting flange (23) and the mounting seat (21) are fixed, and a bearing is arranged in each positioning groove, so that the connecting flange (23) and the frame can be connected in a swinging mode;
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 guide 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 arranged in a slideway (213), the positioning bolt (243) is arranged in a positioning hole (214) to fix the slideway (213) and the sliding block (242), and the guide wheel (245) is arranged on the chain saw arm (24) and is used for guiding and supporting a chain saw toothed belt (25);
the chain saw cutter tooth belt (25) is arranged on the driving chain wheel (224), the chain rail mounting wheel (244) and the guide wheel (245) in a coiled mode, the chain saw cutter tooth belt (25) comprises a bottom chain rail (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 chain rail (251), a screw hole for connecting the cutter tooth (253) is formed in the top of the track plate (252), and the cutter tooth (253) comprises single teeth and double teeth;
the ditch cleaner (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 mounted on the mounting seat (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;
the position that is close to ditching device (2) on frame (1) is provided with material conveying device (9), material conveying device (9) are used for the earthwork that digs out in the bidirectional transport ditching device (2) working process, and material conveying device (9) are including spandrel girder (901), drive wheel (902), follower (903), conveyer belt (904) and pressure band board (905), wherein: the bearing beam (901) is a straight beam or a bending beam, the driving wheels (902) are arranged at two ends of the bearing beam (901), the follower wheels (903) are uniformly arranged in the middle of the bearing beam (901), the conveying belt (904) is coiled on the driving wheels (902) and the follower 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.
2. The crawler-type ditching machine according to claim 1, wherein two mounting holes which are symmetrical with respect to the center point of the front auxiliary beam (43) are formed in the front auxiliary beam (43) in the chassis (4), the bottom of the first leveling cylinder (431) is hinged in the mounting holes through a first pin roll (433), and the bottom of the second leveling cylinder (432) is hinged in the mounting holes through a second pin roll (434);
two mounting holes which are symmetrical with respect to 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);
the front main beam (41) and the rear main beam (42) in the chassis (4) are of inverted V-shaped structures, and the front connecting hole (411) and the rear connecting hole (421) are formed in the positions, close to the top points, of the central line of the inverted V-shaped structures.
3. The crawler-type ditching machine as claimed 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 hydraulic system (7) comprises a hydraulic system (7) and is characterized in that the hydraulic system comprises a hydraulic system body and a hydraulic system body, wherein the hydraulic system body comprises a hydraulic system body and is characterized in that the hydraulic system body comprises a hydraulic system body and a hydraulic system body; 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 output power of the ditching motor is transmitted to a flange shaft (222);
the first working pump is used for conveying pressure oil to a working device operation valve (61), and the working device operation valve (61) is used for controlling the working of a movable arm oil cylinder, a bucket rod oil cylinder, a bucket oil cylinder, a rotary motor, a material conveying motor, a switching motor and a parallel ditch oil cylinder (263);
the working pump is used for conveying pressure oil to the leveling depth-setting operation valve (62), the leveling depth-setting operation valve (62) is used for controlling the operation of the depth-setting oil cylinder and the plurality of leveling oil cylinders, and the depth-setting oil cylinder is used for driving the mounting seat (21) to rotate around the bearing plate;
the input port of the radiator is respectively connected with the heat dissipation pump, the operating valve (61) of the working device and the leveling and depth setting operating valve (62), and the output port of the radiator is connected with the hydraulic oil tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910786865.8A CN110468896B (en) | 2019-08-24 | 2019-08-24 | Crawler-type ditching machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910786865.8A CN110468896B (en) | 2019-08-24 | 2019-08-24 | Crawler-type ditching machine |
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| Publication Number | Publication Date |
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| CN110468896A CN110468896A (en) | 2019-11-19 |
| CN110468896B true CN110468896B (en) | 2023-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910786865.8A Active CN110468896B (en) | 2019-08-24 | 2019-08-24 | Crawler-type ditching machine |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110984275B (en) * | 2020-01-03 | 2021-07-09 | 山西五建集团有限公司 | Construction equipment for digging and filling bidirectional work |
| CN112359899B (en) * | 2020-11-25 | 2022-04-22 | 中铁工程装备集团有限公司 | Wheel type cutter head hard rock trencher |
| CN114482171B (en) * | 2022-02-07 | 2023-05-23 | 济宁市任城区农业机械现代化发展促进中心 | Intelligent canal excavating device for farmland irrigation and control system |
| CN114481780B (en) * | 2022-02-07 | 2023-10-31 | 陕西公路工程建设有限公司 | Dust collector for highway construction |
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| GB1008008A (en) * | 1963-05-27 | 1965-10-22 | Charles Jordan Davis | Ground working vehicle with tiltable body |
| EP0167862A1 (en) * | 1984-07-03 | 1986-01-15 | Alfred Dr. Hackmack | Trench cutting attachment for hydraulic excavators |
| JP2004308247A (en) * | 2003-04-07 | 2004-11-04 | Seiji Harimoto | Excavator |
| RU56907U1 (en) * | 2006-03-24 | 2006-09-27 | Открытое акционерное общество Ишимский машиностроительный завод | TRUCK EXCAVATOR |
| CN106043473A (en) * | 2016-06-08 | 2016-10-26 | 江苏大学 | Wheeled tractor drive axle device capable of automatically leveling and leveling method |
| CN211006818U (en) * | 2019-08-24 | 2020-07-14 | 中铁电气化局集团西安电气化工程有限公司 | Crawler-type ditcher |
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- 2019-08-24 CN CN201910786865.8A patent/CN110468896B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1008008A (en) * | 1963-05-27 | 1965-10-22 | Charles Jordan Davis | Ground working vehicle with tiltable body |
| EP0167862A1 (en) * | 1984-07-03 | 1986-01-15 | Alfred Dr. Hackmack | Trench cutting attachment for hydraulic excavators |
| JP2004308247A (en) * | 2003-04-07 | 2004-11-04 | Seiji Harimoto | Excavator |
| RU56907U1 (en) * | 2006-03-24 | 2006-09-27 | Открытое акционерное общество Ишимский машиностроительный завод | TRUCK EXCAVATOR |
| CN106043473A (en) * | 2016-06-08 | 2016-10-26 | 江苏大学 | Wheeled tractor drive axle device capable of automatically leveling and leveling method |
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| CN110468896A (en) | 2019-11-19 |
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Address after: 710000 No. 25, Jinhua North Road, Xincheng District, Xi'an, Shaanxi Applicant after: Xi'an Electrification Engineering Branch of China Railway Electrification Bureau Group Co.,Ltd. Address before: 710000 No. 25, Jinhua North Road, Xincheng District, Xi'an, Shaanxi Applicant before: XI'AN ELECTRIC ENGINEERING BRANCH OF CHINA CREC RAILWAY ELECTRIFICATION GROUP CO.,LTD. |
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