CN110171723B - Conveying and raking machine for kiln discharging - Google Patents
Conveying and raking machine for kiln discharging Download PDFInfo
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- CN110171723B CN110171723B CN201811312753.0A CN201811312753A CN110171723B CN 110171723 B CN110171723 B CN 110171723B CN 201811312753 A CN201811312753 A CN 201811312753A CN 110171723 B CN110171723 B CN 110171723B
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- kiln
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- 238000007599 discharging Methods 0.000 title claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 88
- 239000000463 material Substances 0.000 claims abstract description 50
- 239000000571 coke Substances 0.000 claims abstract description 20
- 238000009412 basement excavation Methods 0.000 claims abstract description 5
- 239000002893 slag Substances 0.000 claims abstract description 5
- 239000000725 suspension Substances 0.000 claims description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 6
- 230000009347 mechanical transmission Effects 0.000 claims description 4
- 230000001012 protector Effects 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 3
- 230000003137 locomotive effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000035939 shock Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000007790 scraping Methods 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D63/00—Motor vehicles or trailers not otherwise provided for
- B62D63/02—Motor vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/02—Loading or unloading machines comprising essentially a conveyor for moving the loads associated with a device for picking-up the loads
- B65G65/08—Loading or unloading machines comprising essentially a conveyor for moving the loads associated with a device for picking-up the loads with reciprocating pick-up conveyors
- B65G65/10—Raking or scraping devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Disintegrating Or Milling (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
A conveying and raking machine for kiln discharge is mainly used for slag discharge in a kiln. Through the rotation, excavation and raking loading of the excavating and loading mechanism, the pushing shovel, the aggregate and the free up-and-down material collection, the conveying, the unloading and the lifting of the conveying and unloading mechanism, the complete machine walking, steering, braking and the material conveying and kiln discharging are realized; through the linkage of the aggregate lifting shovel opening device and the aggregate lifting shovel opening lifting device at the front end of the conveying and discharging mechanism, the aggregate and part of coke of the upper layer material in the kiln smoothly flow into the upper shovel opening, the upper shovel opening is retracted and folded with the lower shovel opening, the aggregate of the bottom layer material in the kiln is realized, and the collection and the conveying of the bottom layer material are completed through the bucket. The invention has the advantages of compact and reasonable structure, low failure rate, simple and convenient maintenance, flexible movement, safe and reliable work, eliminates potential safety hazard, effectively reduces the labor intensity of workers, and has the characteristics of self-walking, stable loading, flexible and convenient operation, continuity and high efficiency and the like. The method is suitable for occasions such as high temperature in the kiln, high stacking of materials (coke), incapability of damaging the materials and the like.
Description
Technical Field
The invention relates to the technical field of engineering machinery, in particular to a conveying and raking machine for slag in a kiln.
Background
Currently, wheel or crawler type raking machines are commonly used for mining in mines and engineering tunnel construction. The existing wheel type raking machine walking mechanism adopts a front axle to hang and fix, a rear axle steering channel steel is welded with a chassis, and wheels drive to walk; the whole machine is braked by means of hydraulic pressure and braking; the digging and feeding mechanism completes the adoption function of the raking machine; the feeding mode of the conveying mechanism is belt type or scraper type conveying, the whole conveying frame adopts an unfolded or sliding mechanism, and the operation mode is that the conveying belt (or scraper) drives the roller through the electric roller or the conveying motor to finish the operation of the conveying belt (or chain), so that the unloading function of the scraper is finished.
In the prior market, a material (coke) kiln is available, the temperature in the kiln can reach about 50 degrees, the stacking of the material (coke) is higher, and the crushing rate of the material (coke) is required to be not more than 5 percent when the material (coke) is discharged from the kiln, so that only a manual kiln discharging mode can be adopted, the labor intensity of workers is greatly improved, and the working efficiency is extremely low.
Disclosure of Invention
The invention aims to overcome the defects of the existing raking and loading technology and provide a conveying raking and loading machine for kiln discharge, so as to improve the conveying kiln discharge efficiency of materials (coke) conveyed by the raking and loading machine.
In order to achieve the aim of the invention, the invention consists of an excavating and feeding mechanism, a conveying and unloading mechanism, a vehicle chassis, an electric control system, a hydraulic system and an operating mechanism thereof; the raking machine uses an external power supply or a self-contained diesel engine as a power source driving motor, adopts electric power, hydraulic and mechanical transmission, combines a working mechanism and a travelling mechanism into a whole in a vehicle mode, and realizes walking, steering, braking and material conveying and kiln discharging of the whole machine by turning, digging and raking loading of the digging loading mechanism, pushing shovels, collecting materials, freely collecting materials up and down, conveying, discharging and lifting of the conveying unloading mechanism; through the aggregate lifting shovel opening device at the front end of the conveying and discharging mechanism and the linkage of the aggregate lifting shovel opening lifting device, the aggregate and part of coke of the upper layer material in the kiln smoothly flow into the upper shovel opening, the upper shovel opening is retracted and folded with the lower shovel opening, the aggregate of the bottom layer material in the kiln is realized, and the collection and the conveying of the bottom layer material are completed through the bucket on the raking machine.
The excavating and feeding mechanism is clamped and fixed on the conveying frame through two sides of the portal frame; the portal frame is of a welded structure of a cross beam and a side plate, the upper and lower cross beams at the upper part of the portal frame are reinforced by steel pipes, meanwhile, the portal frame is used as a rotary seat of a revolving body, the lower part of the portal frame is hollow and is convenient for conveying materials to pass, the upper and lower parts of the revolving body are clamped on the cross beam of the portal frame, the revolving mechanism adopts a thrust bearing and sliding bearing double-bearing mode, a large arm is arranged on the revolving body, one end of the large arm is hinged with the revolving body, the other end of the large arm is hinged with one end of a small arm, the other end of the small arm is hinged with a bucket, the small arm is hinged with the bucket through an inner connecting plate by an outer connecting rod and a bucket cylinder, a large arm cylinder is hinged between the revolving body and the large arm, the two sides of the revolving body are hinged with the two sides of the portal frame, and the revolving cylinder is operated to drive the revolving body to drive the excavating feeding mechanism to realize center revolving around the rotary seat of the portal frame by a revolving shaft; the air table is hung on the left side of the portal frame, and is provided with a brake pulling rod, a seat, a button, a foot valve, a four-way multi-way valve, a two-position manual control valve, a handle pilot valve, a steering gear and a steering wheel; the excavating and feeding mechanism enables the excavator bucket to move in a certain track through the coordinated actions of the rotary oil cylinder, the large-arm oil cylinder, the small-arm oil cylinder and the excavator bucket oil cylinder, so that the functions of rotation, excavation, raking and feeding of the excavating and feeding mechanism are realized.
The front part of a conveying frame of the conveying and unloading mechanism is hinged with the chassis frame through hinged shafts at two sides, the rear end of the conveying frame is hinged with the chassis frame through lifting cylinders at two sides, and the lifting cylinders are driven to control the rear part of the conveying and unloading mechanism to rise and fall; the lower shovel opening is arranged at the forefront end of the conveying frame, the upper shovel opening is fixed on the portal frame through a shovel opening fixed pin shaft, the front part of the conveying and unloading mechanism is a driven roller, the rear part of the conveying and unloading mechanism is a driving hydraulic roller, the driving hydraulic roller is hydraulically or electrically driven, the conveying hydraulic motor drives the hydraulic roller, and the conveying and unloading mechanism is of a foldable structure or a non-foldable structure; the belt tensioning device is arranged between the conveying frame and the folding movable frame, and is arranged between the folding movable frame and the folding adjusting frame when being tensioned by a spring; the elastic scraping plate devices are arranged on two sides of the folding movable frame or the folding adjusting frame; the conveying frame folding oil cylinder is arranged on the folding movable frame, oil is supplied to the conveying frame folding oil cylinder, and the folding adjusting frame is driven to turn up and down, so that the slag removing machine can conveniently transfer in a narrow multi-turn roadway.
The lower shovel port of the aggregate lifting shovel port device at the front end of the conveying and unloading mechanism is hinged with the front end of the conveying frame through a first pin shaft, and the middle part of the aggregate lifting shovel port device is hinged with the conveying frame through a shovel port upper and lower support; the upper shovel port fixing seat is hinged and fixed with the upper shovel port through a shovel port fixing pin shaft after being welded with the portal frame, the front end of the upper shovel port is hinged with the piston rod end of the shovel port oil cylinder through a pin shaft II, and the left lug seat of the shovel port oil cylinder and the right lug seat of the shovel port oil cylinder are respectively welded on two sides of the conveying frame; when a piston rod of the lifting oil cylinder stretches out, a cross beam at the front end of the conveying frame is in contact with the ground in the kiln, after the four-way operation valve is controlled to supply oil to the shovel port oil cylinder, the piston rod of the shovel port oil cylinder stretches out, and the upper shovel port is lifted, so that the aggregate of upper materials in the kiln and part of coke smoothly flow into the upper shovel port; the piston rod of the shovel port oil cylinder is retracted, the upper shovel port is lowered, when the upper shovel port and the lower shovel port are folded, the collection of bottom materials in the kiln is realized, and the collection and the transmission of the bottom materials are completed through the bucket on the raking machine.
The chassis frame of the vehicle chassis is of a frame type channel steel welding structure; the front axle is in a frame type suspension structure, left and right wheels of the front axle can float up and down, positioning plates for preventing the axle from deflecting circumferentially and axially from moving are welded on the front axle and the rear axle, the front end and the rear end of the front suspension frame are hinged and suspended on suspension beams of the chassis frame through pin shafts, and the left side and the right side of the front suspension frame are fixed and positioned with the front axle positioning plates through bolts; a steering cylinder is arranged between the steering pull rod of the front axle and the front suspension frame; the rear axle is fixedly connected with the rear part of the chassis frame through a rear axle positioning plate and bolts; the front axle and the rear axle are provided with common or solid tires, and the chassis of the vehicle adopts four-wheel drive; the rear part of the chassis frame is additionally provided with a protective beam.
The electric control system comprises a main loop, a control loop and an illumination loop, and consists of an electric control box, a circuit control board, an electric leakage breaker, a motor comprehensive protector, a time relay, an alternating-current contactor I and an alternating-current contactor II, a motor, an axial flow fan, a locomotive lamp, a control button, a breaker I and a breaker II, a control transformer, a wiring terminal and a connecting wire; the electric control box is arranged on the conveying frame through an electric box bracket; an elastic rubber gasket for shock absorption is arranged between the electric control box and the electric box bracket; the electric control box is an explosion-proof electric control box, the illuminating lamp is an explosion-proof illuminating lamp, the motor is an explosion-proof motor, and the push button switch and the emergency stop switch are positioned in the shield of the air table; when the conveying and discharging mechanism adopts an electric roller, the electric control box is a double main loop, and when the conveying and discharging mechanism adopts a hydraulic roller, the electric control box is a single main loop; the electric control system has the functions of controlling the motor, starting, stopping, forward and reverse rotation, overload, phase failure, short circuit, leakage blocking, voltage loss and overvoltage absorption protection of the electrically driven hydraulic roller.
The hydraulic system and the operating mechanism thereof consist of an oil tank, a small arm oil cylinder, a rotary oil cylinder, a large arm oil cylinder, a bucket oil cylinder, a traveling motor, a conveying motor, a lifting oil cylinder, a shovel oil cylinder, a four-way multi-way valve, a handle pilot valve, a two-position manual control valve, a pilot oil filter, a radiator, an air filter, a liquid level meter, an oil return filter, a direct-acting pilot valve, a monostable flow dividing valve, a gear pump, a motor, a priority distributing valve, a steering gear, a direction oil cylinder, a five-way operating valve, a throttling tee joint, an oil suction filter, a conveying folding oil cylinder and a hydraulic pipeline component; the hydraulic element is in conical surface sealing connection with the pipeline; the actions of the bucket cylinder, the small arm cylinder, the large arm cylinder, the rotary cylinder, the conveying folding cylinder, the lifting cylinder, the walking motor, the conveying motor and the shovel port cylinder are controlled through the pilot valve of the control handle, so that the walking, steering and braking of the vehicle chassis are realized, the lifting of the upper shovel port, the shoveling and collecting, the digging and feeding, the rotation, the unfolding and the folding are realized, and the conveying and discharging mechanism lifts, folds, conveys and discharges.
The invention adopts a brand new structural design, integrates five parts of a vehicle chassis, an excavating and feeding mechanism, a conveying and discharging mechanism, an electrical control system, a hydraulic system and an operating mechanism thereof, adopts an external power supply or a self-contained diesel engine as power, and realizes continuous excavating, raking, conveying and conveying of materials (coke) out of a kiln through electric power, hydraulic and mechanical transmission. The device has the characteristics of compact and reasonable structure, low failure rate, simple and convenient maintenance, flexible movement, safe and reliable work, elimination of potential safety hazards, effective reduction of labor intensity of workers, self-walking, stable loading, flexible and convenient operation, continuity and high efficiency and the like. The method is suitable for occasions such as high temperature in the kiln, high stacking of materials (coke), incapability of damaging the materials and the like.
Drawings
Fig. 1 is a schematic diagram of the structure of the present invention.
Fig. 2 is a schematic view of the vehicle chassis of fig. 1.
Fig. 3 is a schematic diagram of the excavating and loading mechanism of fig. 1.
Fig. 4 is a schematic view of the conveyor discharge mechanism of fig. 1.
Fig. 5 is an electrical control diagram of the present invention.
Fig. 6 is a control diagram of the hydraulic system and its operating mechanism of the present invention.
Fig. 7 is a schematic view of the aggregate scoop of the conveyor discharge mechanism of fig. 4.
Detailed Description
As shown in fig. 1, 2, 3, 4, 5, 6 and 7, the invention mainly comprises an excavating feeding mechanism 1, a conveying and unloading mechanism 2, a vehicle chassis 3, an electrical control system 4, a hydraulic system and an operating mechanism 5 thereof; the raking machine uses an external power supply or a self-contained diesel engine as a power source driving motor, adopts electric power, hydraulic and mechanical transmission, combines a working mechanism and a travelling mechanism into a whole in a vehicle mode, and realizes walking, steering, braking and material conveying and kiln discharging of the whole machine by turning, digging and raking loading of the digging loading mechanism 1, pushing and shoveling, collecting materials, freely collecting materials up and down, conveying, discharging and lifting of the conveying unloading mechanism 2; through the aggregate lifting shovel opening device at the front end of the conveying and discharging mechanism 2 and the linkage of the aggregate lifting shovel opening lifting device, the aggregate and part of coke of the upper layer material in the kiln smoothly flow into the upper shovel opening 86, the upper shovel opening 86 is retracted to be folded with the lower shovel opening 87, the aggregate of the bottom layer material in the kiln is realized, and the collection and the conveying of the bottom layer material are completed through the bucket 26 on the raking machine.
The excavating and feeding mechanism 1 mainly comprises a bucket 26, an inner connecting plate 27, an outer connecting rod 28, a bucket cylinder 29, a small arm 30, a large arm 31, a small arm cylinder 32, a large arm cylinder 33, a revolving body 34, a portal frame 35, a brake pulling bar 36, a seat 37, a button 38, a blank table 39, a foot valve 40, a four-way operation valve 41, a two-position manual control valve 42, a handle pilot valve 43, a steering gear 44, a steering wheel 45, a revolving cylinder 46 and the like. The excavating and feeding mechanism 1 is clamped and fixed on the conveying frame 56 through two sides of the portal frame 35; the portal frame 35 is a welded structure of a cross beam and a side plate, the upper and lower cross beams at the upper part of the portal frame 35 are reinforced by adopting steel pipes in a connecting way, meanwhile, the lower part of the portal frame 35 is hollow and is convenient for conveying materials to pass through, the upper and lower parts of the revolving body 34 are clamped on the cross beam of the portal frame 35, the revolving mechanism adopts a thrust bearing and sliding bearing double-bearing form, and the upper and lower clamping type revolving mechanism has reasonable structure, can effectively prevent the looseness and the breakage of a revolving bearing seat and the damage of the revolving mechanism caused by excavation construction, greatly prolongs the service life of a raking machine and reduces equipment maintenance; the large arm 31 is arranged on the revolving body 34, one end of the large arm 31 is hinged with the revolving body 34, the other end of the large arm 31 is hinged with one end of the small arm 30, the other end of the small arm 30 is hinged with the bucket 26, the small arm 30 is hinged with the bucket 26 through the inner connecting plate 27 by the outer connecting rod 28 and the bucket cylinder 29, the large arm cylinder 33 is hinged between the revolving body 34 and the large arm 31, the small arm cylinder 32 is hinged between the large arm 31 and the small arm 30, the revolving cylinders 46 are hinged on two sides of the revolving body 34 and two sides of the portal frame 35, and the revolving cylinders 46 are operated to drive the revolving body 34 to drive the excavating feeding mechanism 1 to revolve around the center of a revolving seat of the portal frame 35 through a revolving shaft; the empty platform 39 is hung on the left side of the portal frame 35, and a brake pulling rod 36, a seat 37, a button 38, a foot valve 40, a four-way operation valve 41, a two-position manual control valve 42, a handle pilot valve 43, a steering gear 44 and a steering wheel 45 are arranged on the empty platform 39; the excavating and feeding mechanism 1 enables the excavator bucket 26 to run in a certain track through the coordinated actions of the rotary oil cylinder 46, the large-arm oil cylinder 33, the small-arm oil cylinder 32 and the excavator bucket oil cylinder 29, and can realize the functions of rotation, excavation, raking and feeding of the excavating and feeding mechanism 1. The excavating and feeding mechanism 1 can also be provided with a standard arm and a lengthening arm so as to meet the use of different kiln working conditions.
The conveying and unloading mechanism 2 mainly comprises a shovel port fixing pin shaft 46, a conveying belt 47, a driven roller 49, a roller bearing seat 50, a shovel port oil cylinder 51, a shovel port oil cylinder left ear seat 52, a shovel port oil cylinder right ear seat 53, a carrier roller 54, an upper shovel port fixing seat 55, a conveying frame 56, a material baffle 57, a belt tensioning device 59, a conveying frame folding oil cylinder 60, a folding movable frame 61, a folding adjusting frame 62, a conveying hydraulic motor 63, a hydraulic roller 64, an upper shovel port 86, a lower shovel port 87 and the like. The front part of a conveying frame 56 of the conveying and unloading mechanism 2 is hinged with the chassis frame 9 through hinged shafts at two sides, the rear end of the conveying frame 56 is hinged with the chassis frame 9 through lifting cylinders 18 at two sides, and the lifting and descending of the rear part of the conveying and unloading mechanism 2 can be controlled by driving the lifting cylinders 18; the lower shovel opening 87 is arranged at the forefront end of the conveying frame 56, the upper shovel opening 86 is fixed on the portal frame 35 through a shovel opening fixed pin shaft 88, the front part of the conveying and discharging mechanism 2 is a driven roller 49, the rear part of the conveying and discharging mechanism is a driving hydraulic roller 64, the driving hydraulic roller 64 is driven hydraulically or electrically, the conveying hydraulic motor 63 drives the hydraulic roller 64, the conveying and discharging mechanism 2 is of a foldable structure or a non-foldable structure, and the length of the folding movable frame 61 can be selected and matched according to the requirements of customers so as to adapt to the conveying requirements of different kiln hole specifications; the belt tensioning device 59 is arranged between the conveying frame 56 and the folding movable frame 61, and when the belt tensioning device 59 is in spring tensioning, the belt tensioning device 59 is arranged between the folding movable frame 61 and the folding adjusting frame 62; the elastic scraper devices are arranged on two sides of the folding movable frame 61 or the folding adjusting frame 62, so that the abrasion of materials on the conveying belt 47 can be reduced, and the service life of the conveying belt 47 is greatly prolonged; the conveying frame folding oil cylinder 60 is arranged on the folding movable frame 61, and the conveying frame folding oil cylinder 60 is supplied with oil to drive the folding adjusting frame 62 to turn up and down, so that the slag removing machine can conveniently transfer in a narrow multi-turn roadway.
A lower shovel port 87 of the aggregate lifting shovel port device at the front end of the conveying and discharging mechanism 2 is hinged with the front end of the conveying frame 56 through a first pin shaft 84, and the middle part of the aggregate lifting shovel port device is hinged with the conveying frame 56 through a shovel port upper and lower support 83; the upper shovel port fixing seat 55 is hinged and fixed with the upper shovel port 86 through a shovel port fixing pin shaft 88 after being welded with the portal frame 35, the front end of the upper shovel port 86 is hinged with the piston rod end of the shovel port oil cylinder 51 through a pin shaft II 85, and the left ear seat 52 of the shovel port oil cylinder and the right ear seat 53 of the shovel port oil cylinder are respectively welded on two sides of the conveying frame 56; when the lifting oil cylinder 18 of the raking machine is lifted to a certain stroke, the front end cross beam 48 of the conveying frame 56 is contacted with the ground in the kiln, at the moment, after the four-way operation valve 41 on the empty platform 39 is controlled to supply oil to the shovel oil cylinder 51, the piston rod of the shovel oil cylinder 51 stretches out, the upper shovel opening 86 starts to lift slowly, the lifting function of the upper shovel opening 86 is completed, the collection of upper materials (coke) in the kiln and part of coke smoothly flow into the upper shovel opening 86 are realized, and the breakage rate caused by excessive coke stacking when the raking machine raks the upper half part (more than two meters) of the coke in the raking kiln is reduced; after the oil is discharged from the shovel oil cylinder 51, a piston rod of the shovel oil cylinder 51 is retracted, the upper shovel 86 slowly starts to descend, and after the oil in the shovel oil cylinder 51 is discharged, the upper shovel 86 is retracted to be closed with the lower shovel 87, so that collection and conveying of bottom materials (coke) in the kiln are realized, and collection and conveying of the bottom materials are completed through the bucket 26 on the raking machine. The function of the lower scoop 45 is to prevent material on the carriage 56 from rolling into the conveyor belt 47 and on both sides when the upper scoop 86 is moved away from the lower scoop 87 to begin operation.
The vehicle chassis 3 mainly comprises tires 6 (common or solid), a front suspension frame 7, a front axle 8, a chassis frame 9, an oil tank 10, a pilot oil filter 11, an air filter 12, a gear pump 13, an electric motor 14, a radiator 15, a diesel engine 17, a rear axle 19, a hydraulic buffer valve 20, a traveling motor 21, a gearbox 22, a universal coupling 23, a priority distribution valve 24, an electric box 58 and the like. The chassis frame 9 of the vehicle chassis 3 is a frame type channel steel welding structure; the front axle 8 is of a frame type suspension structure, the left and right wheels of the front axle 8 can float up and down to adapt to the concave-convex change of the ground, positioning plates for preventing the axle from deflecting circumferentially and axially from moving are welded on the front axle 8 and the rear axle 19, the front end and the rear end of the front suspension frame 7 are hinged and suspended on the suspension beam of the chassis frame 9 through pin shafts, the left side and the right side of the front suspension frame 7 are fixed and positioned with the front axle positioning plates through bolts, and the chassis of the front axle suspension structure is adopted, so that the defects of rollover and inclination of the vehicle easily occur in the running and raking work process of the vehicle are effectively solved, meanwhile, the bearing stress of the front axle is laterally moved, the stress condition is improved, and the occurrence of bridge and tooth wrapping damage accidents of the front axle can be effectively prevented; a steering cylinder 25 is arranged between the steering pull rod of the front axle 8 and the front suspension frame 7; the rear axle 19 is fixedly connected with the rear part of the chassis frame 9 through a rear axle positioning plate and bolts; the front axle 8 and the rear axle 19 are provided with common or solid tires 6, and the vehicle chassis 3 adopts four-wheel drive; the rear part of the chassis frame 9 is additionally provided with a protection beam 16, so that the damage of the transport vehicle to the diesel engine 17 can be avoided. The vehicle chassis 3 has two types of four-wheel drive front wheel steering and rear wheel drive, and the diesel engine 17 is connected with the motor 14 by adopting a clutch.
The electric control system 4 mainly comprises a main loop, a control loop and an illumination loop, wherein the electric control system 4 is composed of an electric control box 58, a circuit control board, an electric leakage breaker 65, a motor integrated protector 66, a time relay 68, an alternating current contactor I67, an alternating current contactor II 70, a motor 14, an axial flow fan 69, a locomotive lamp 72, a control button 73, a breaker I74, a breaker II 75, a control transformer 76, a wiring terminal, a connecting wire and the like. The electric control box 58 is arranged on the conveying frame 56 through an electric box bracket, and an isolating reversing switch, a fuse, a control transformer, a contactor, a resistor container and an electronic protector are arranged on the circuit control board; an elastic rubber gasket for shock absorption is arranged between the electric control box 58 and the electric box bracket; the protective cover is additionally arranged on the lighting lamp, the button switch and the emergency stop switch are positioned in the protective cover of the air table 39, so that the electrical short circuit and open-circuit faults caused by rain water wetting and falling of materials (coke) and crushing of the switch can be effectively prevented, the electrical control box 58 is an explosion-proof electrical control box, the lighting lamp is an explosion-proof lighting lamp, and the motor 14 is an explosion-proof motor; the electric control main loop is suitable for three-phase alternating current, the frequency is 50HZ, the voltage is 380/660V, the voltage of the control and lighting loop is 36/24V, when the conveying and discharging mechanism 2 adopts an electric roller, the electric control box 58 is a double main loop, when the conveying and discharging mechanism 2 adopts a hydraulic roller, the electric control box 58 is a single main loop; the electrical control system 4 has the functions of controlling the motor 14, electrically driven hydraulic cylinder start, stop, forward and reverse rotation and overload, open phase, short circuit, leakage lock, loss of voltage and overvoltage absorption protection.
The hydraulic system and the operating mechanism 5 thereof mainly comprise an oil tank 10, a small arm oil cylinder 32, a rotary oil cylinder 46, a large arm oil cylinder 33, a bucket oil cylinder 29, a walking motor 80, a conveying motor 63, a lifting oil cylinder 18, a shovel oil cylinder 51, a four-way operating valve 41, a handle pilot valve 43, a two-position manual control valve 42, a pilot oil filter 11, a radiator 15, an air filter 12, a liquid level meter 71, an oil return filter 79, a direct-acting pilot valve 81, a monostable shunt valve 89, a gear pump 13, a motor 14, a priority distributing valve 24, a steering gear 44, a direction oil cylinder 90, a five-way operating valve 77, a throttle tee 78, an oil suction filter 82, a conveying folding oil cylinder 60, hydraulic pipeline components and the like. The hydraulic element is in conical surface sealing connection with the pipeline; the operations of the bucket cylinder 29, the small arm cylinder 32, the large arm cylinder 33, the rotary cylinder 46, the conveying folding cylinder 60, the lifting cylinder 18, the traveling motor 80, the conveying motor 63 and the shovel port cylinder 51 are controlled through the control handle pilot valve 43, so that the traveling, steering and braking of the vehicle chassis 3 are realized, the lifting, shoveling, gathering, digging, feeding, turning, unfolding and folding of the upper shovel port 86 are realized, and the conveying and unloading mechanism 2 is lifted, folded, conveyed and unloaded.
Claims (2)
1. The utility model provides a delivery is taken off and is installed with carrying which characterized in that: the raking machine consists of an excavating and feeding mechanism (1), a conveying and unloading mechanism (2), a vehicle chassis (3), an electric control system (4), a hydraulic system and an operating mechanism (5); the raking machine uses an external power supply or a self-contained diesel engine as a power source driving motor, adopts electric power, hydraulic and mechanical transmission, combines a working mechanism and a travelling mechanism into a whole in a vehicle mode, and realizes walking, steering, braking and material conveying and kiln discharging of the whole machine by turning, digging and raking the feeding mechanism (1), pushing and shoveling, collecting materials, freely collecting materials up and down, conveying and discharging materials and lifting the conveying and discharging mechanism (2); the aggregate lifting shovel opening device at the front end of the conveying and discharging mechanism (2) and the aggregate lifting shovel opening lifting device are linked to realize that aggregate and part of coke of upper materials in the kiln smoothly flow into the upper shovel opening (86), the upper shovel opening (86) is retracted to be folded with the lower shovel opening (87), the aggregate of the lower materials in the kiln is realized, and the collection and the conveying of the lower materials are completed through the bucket (26) on the scraper;
the excavating and feeding mechanism (1) is clamped and fixed on the conveying frame (56) through two sides of the portal frame (35); the portal frame (35) is of a welded structure of a cross beam and a side plate, the upper cross beam and the lower cross beam at the upper part of the portal frame (35) are reinforced by steel pipes, meanwhile, the portal frame is used as a rotary seat of the rotary body (34), the lower part of the portal frame (35) is hollow, materials can be conveniently conveyed to pass through, the upper part and the lower part of the rotary body (34) are clamped on the cross beam of the portal frame (35), the rotary mechanism adopts a thrust bearing and sliding bearing double-bearing mode, the rotary body (34) is provided with a large arm (31), one end of the large arm (31) is hinged with the rotary body (34), the other end of the large arm (31) is hinged with one end of the small arm (30), the other end of the small arm (30) is hinged with the bucket (26), the small arm (30) is hinged with the bucket (26) through an inner connecting plate (27), a large arm oil cylinder (33) is hinged between the rotary body (34) and the large arm (31), two sides of the large arm oil cylinder (32) are hinged with two sides of the small arm oil cylinder (35), and the rotary mechanism (46) can be driven to rotate around the rotary seat (1) through the rotary shaft; the empty stage (39) is hung on the left side of the portal frame (35), and a brake pulling rod (36), a seat (37), a button (38), a foot valve (40), a four-way operation valve (41), a two-position manual control valve (42), a handle pilot valve (43), a steering gear (44) and a steering wheel (45) are arranged on the empty stage (39); the excavating and feeding mechanism (1) enables the excavator bucket (26) to move in a certain track through the coordinated actions of the rotary oil cylinder (46), the large arm oil cylinder (33), the small arm oil cylinder (32) and the excavator bucket oil cylinder (29), so that the functions of rotation, excavation, raking and feeding of the excavating and feeding mechanism (1) are realized;
the front part of a conveying frame (56) of the conveying and unloading mechanism (2) is hinged with the chassis frame (9) through hinge shafts at two sides, the rear end of the conveying frame (56) is hinged with the chassis frame (9) through lifting cylinders (18) at two sides, and the lifting cylinders (18) are driven to control the rear part of the conveying and unloading mechanism (2) to lift and fall; the lower shovel opening (87) is arranged at the forefront end of the conveying frame (56), the upper shovel opening (86) is fixed on the portal frame (35) through a shovel opening fixed pin shaft (88), the front part of the conveying and discharging mechanism (2) is provided with a driven roller (49), the rear part of the conveying and discharging mechanism is provided with a driving hydraulic roller (64), the driving hydraulic roller (64) is driven hydraulically or electrically, the conveying hydraulic motor (63) drives the hydraulic roller (64), and the conveying and discharging mechanism (2) is of a foldable structure or a non-foldable structure; the belt tensioning device (59) is arranged between the conveying frame (56) and the folding movable frame (61), and when the belt tensioning device (59) is in spring tensioning, the belt tensioning device is arranged between the folding movable frame (61) and the folding adjusting frame (62); the elastic scraping plate devices are arranged on two sides of the folding movable frame (61) or the folding adjusting frame (62); the conveying frame folding oil cylinder (60) is arranged on the folding movable frame (61), and the conveying frame folding oil cylinder (60) is supplied with oil to drive the folding adjusting frame (62) to turn up and down, so that the slag removing machine can conveniently transfer in a narrow multi-turn roadway;
a lower shovel opening (87) of the aggregate lifting shovel opening device at the front end of the conveying and unloading mechanism (2) is hinged with the front end of the conveying frame (56) through a first pin shaft (84), and the middle part of the aggregate lifting shovel opening device is hinged with the conveying frame (56) through a shovel opening upper and lower support (83); the upper shovel port fixing seat (55) is hinged and fixed with the upper shovel port (86) through a shovel port fixing pin shaft (88) after being welded with the portal frame (35), the front end of the upper shovel port (86) is hinged with the piston rod end of the shovel port oil cylinder (51) through a pin shaft II (85), and the left ear seat (52) and the right ear seat (53) of the shovel port oil cylinder are respectively welded on two sides of the conveying frame (56); when a piston rod of the lifting oil cylinder (18) extends out, a beam (48) at the front end of the conveying frame is in contact with the ground in the kiln, and after the oil is supplied to the shovel oil cylinder (51) by controlling the four-way operation valve (41), the piston rod of the shovel oil cylinder (51) extends out, and the upper shovel opening (86) is lifted, so that the aggregate of the upper material in the kiln and part of coke smoothly flow into the upper shovel opening (86); the piston rod of the shovel port oil cylinder (51) is retracted, the upper shovel port (86) is lowered, when the upper shovel port (86) and the lower shovel port (87) are folded, the collection of bottom materials in the kiln is realized, and the collection and the transmission of the bottom materials are completed through the shovel (26) on the raking machine;
the electric control system (4) comprises a main loop, a control loop and a lighting loop, wherein the electric control system (4) consists of an electric control box (58), a circuit control board, an electric leakage breaker (65), a motor integrated protector (66), a time relay (68), an alternating-current contactor I (67) and an alternating-current contactor II (70), a motor (14), an axial flow fan (69), locomotive lamps (72), a control button (73), a circuit breaker I (74) and a circuit breaker II (75), a control transformer (76), a wiring terminal and a connecting wire; the electric control box (58) is arranged on the conveying frame (56) through an electric box bracket; an elastic rubber gasket for shock absorption is arranged between the electric control box (58) and the electric box bracket; the lighting lamp is additionally provided with a protective cover, the electric control box (58) is an explosion-proof electric control box, the lighting lamp is an explosion-proof lighting lamp, the motor (14) is an explosion-proof motor, and the push button switch and the emergency stop switch are positioned in the protective cover of the air table (39); when the conveying and discharging mechanism (2) adopts an electric roller, the electric control box (58) is a double main loop, and when the conveying and discharging mechanism (2) adopts a hydraulic roller, the electric control box (58) is a single main loop; the electric control system (4) has the functions of controlling the motor (14), starting, stopping, forward and reverse rotation and overload of the electrically driven hydraulic roller, phase failure, short circuit, leakage blocking, voltage loss and overvoltage absorption protection;
the hydraulic system and the operating mechanism (5) thereof are composed of an oil tank (10), a small arm oil cylinder (32), a rotary oil cylinder (46), a large arm oil cylinder (33), a bucket oil cylinder (29), a walking motor (80), a conveying hydraulic motor (63), a lifting oil cylinder (18), a shovel port oil cylinder (51), a four-way operation valve (41), a handle pilot valve (43), a two-position manual control valve (42), a pilot oil filter (11), a radiator (15), an air filter (12), a liquid level meter (71), an oil return filter (79), a direct-acting pilot valve (81), a monostable diverter valve (89), a gear pump (13), a motor (14), a priority distribution valve (24), a steering gear (44), a direction oil cylinder (90), a five-way operation valve (77), a throttle tee (78), an oil absorption filter (82) and a conveying frame folding oil cylinder (60) and hydraulic pipeline components; the hydraulic element is in conical surface sealing connection with the pipeline; the actions of the bucket oil cylinder (29), the small arm oil cylinder (32), the large arm oil cylinder (33), the rotary oil cylinder (46), the conveying frame folding oil cylinder (60), the lifting oil cylinder (18), the walking motor (80), the conveying hydraulic motor (63) and the shovel opening oil cylinder (51) are controlled through the control handle pilot valve (43), so that the walking, steering and braking of the vehicle chassis (3) are realized, the lifting of the shovel opening (86), the shoveling and gathering, the digging and feeding, the rotation, the unfolding and the folding are realized, and the conveying and unloading mechanism (2) lifts, folds, conveys and unloads.
2. The delivery raking machine for kiln exit according to claim 1, wherein: the chassis frame (9) of the vehicle chassis (3) is of a frame type channel steel welding structure; the front axle (8) is of a frame type suspension structure, left and right wheels of the front axle (8) can float up and down, positioning plates for preventing the axle from deflecting circumferentially and axially from moving are welded on the front axle (8) and the rear axle (19), the front end and the rear end of the front suspension frame (7) are hinged and suspended on suspension beams of the chassis frame (9) through pin shafts, and the left side and the right side of the front suspension frame (7) are fixed and positioned with the front axle positioning plates through bolts; a steering cylinder (25) is arranged between the steering pull rod of the front axle (8) and the front suspension frame (7); the rear axle (19) is fixedly connected with the rear part of the chassis frame (9) through a rear axle locating plate and bolts; the front axle (8) and the rear axle (19) are provided with common or solid tires (6), and the vehicle chassis (3) adopts four-wheel drive; the rear part of the chassis frame (9) is additionally provided with a protective beam (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811312753.0A CN110171723B (en) | 2018-11-06 | 2018-11-06 | Conveying and raking machine for kiln discharging |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811312753.0A CN110171723B (en) | 2018-11-06 | 2018-11-06 | Conveying and raking machine for kiln discharging |
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| Publication Number | Publication Date |
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| CN110171723A CN110171723A (en) | 2019-08-27 |
| CN110171723B true CN110171723B (en) | 2024-03-12 |
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| CN201811312753.0A Active CN110171723B (en) | 2018-11-06 | 2018-11-06 | Conveying and raking machine for kiln discharging |
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| CN106006064A (en) * | 2016-07-26 | 2016-10-12 | 龙口市四平有限责任公司 | Mining gravel hoeing and conveying integrated machine |
| CN108505577A (en) * | 2017-10-27 | 2018-09-07 | 襄阳忠良工程机械有限责任公司 | Foldable type belt conveying drive hoeing machine |
| CN209177604U (en) * | 2018-11-06 | 2019-07-30 | 襄阳忠良工程机械有限责任公司 | Kiln discharge conveying drive hoeing machine |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06158683A (en) * | 1992-11-25 | 1994-06-07 | Mitsui Miike Mach Co Ltd | Method for loading muck and muck loader |
| CN203081448U (en) * | 2012-07-12 | 2013-07-24 | 青州市方圆机械有限公司 | Crawler loader and material conveying and loading device thereof |
| CN103572788A (en) * | 2013-08-22 | 2014-02-12 | 襄阳忠良工程机械有限责任公司 | Wheel hoeing machine |
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| CN110171723A (en) | 2019-08-27 |
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