CN109197114A - Implement porter liftable grass trimmer - Google Patents

Implement porter liftable grass trimmer Download PDF

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Publication number
CN109197114A
CN109197114A CN201811341602.8A CN201811341602A CN109197114A CN 109197114 A CN109197114 A CN 109197114A CN 201811341602 A CN201811341602 A CN 201811341602A CN 109197114 A CN109197114 A CN 109197114A
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CN
China
Prior art keywords
chassis
wheel
power
engine
automatically controlled
Prior art date
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Granted
Application number
CN201811341602.8A
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Chinese (zh)
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CN109197114B (en
Inventor
施明宏
许林云
高凯
崔业民
陈青
蒋雪松
李奕
茹煜
陈吉朋
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Nanjing Forestry University
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Nanjing Forestry University
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Application filed by Nanjing Forestry University filed Critical Nanjing Forestry University
Priority to CN201811341602.8A priority Critical patent/CN109197114B/en
Publication of CN109197114A publication Critical patent/CN109197114A/en
Application granted granted Critical
Publication of CN109197114B publication Critical patent/CN109197114B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D34/00Mowers; Mowing apparatus of harvesters
    • A01D34/01Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
    • A01D34/412Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
    • A01D34/63Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
    • A01D34/67Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator
    • A01D34/68Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator with motor driven cutters or wheels
    • A01D34/685Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator with motor driven cutters or wheels with two or more cutters
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D34/00Mowers; Mowing apparatus of harvesters
    • A01D34/01Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
    • A01D34/412Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
    • A01D34/63Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
    • A01D34/74Cutting-height adjustment
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D34/00Mowers; Mowing apparatus of harvesters
    • A01D34/01Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
    • A01D34/412Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
    • A01D34/63Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
    • A01D34/82Other details
    • A01D34/828Safety devices

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Harvester Elements (AREA)

Abstract

This technology is related to forestry machinery field, provides a kind of implement porter liftable grass trimmer, is concentrated by the engine in generator assembly and provides machine power, is concentrated by the generator in generator assembly and provides power supply;The machine power of running gear is controlled respectively after the shunting of automatically controlled change gearbox and by two revolving speed electromagnetic clutch, is exported to corresponding walking driver gear axis to drive driving wheel;Its chassis liftable is suitable for the cutting operation of different height to be cut requirements, and retreating, flexible, steering is sensitive;Including chassis, it is arranged on chassis, the running gear including automatically controlled change gearbox, generator assembly, the Double-cutter flail mechanism being rotatably arranged below chassis is arranged between chassis and running gear, the chassis adjusting device for adjusting chassis height;It further include the electrical control system being arranged on chassis;Electrical control system, hydraulic system and automatically controlled change gearbox all provide power supply by generator.

Description

Implement porter liftable grass trimmer
Technical field
This technology is related to forestry machinery field, provides a kind of implement porter liftable grass trimmer, is mentioned by engine concentration For machine power, is concentrated by generator and power supply is provided;The machine power of running gear through automatically controlled change gearbox shunting after and by Two revolving speed electromagnetic clutch are controlled respectively, are exported to corresponding walking driver gear axis to drive driving wheel;Its chassis can rise Drop is suitable for the cutting operation of different height to be cut requirements, and retreating, flexible, steering is sensitive.
Background technique
The machinery mowing weeding system long as high-efficient, operation duration, is widely used in the dimension of urban green space gardening Shield and multiple stubble.
In the prior art, easy grass trimmer is broadly divided into two class of hand propelled and backpack.Although these two types of grass trimmer cities Field relative low price, but there is following deficiency in use: the short low efficiency of swath is not suitable for long working, Intelligence degree is low, and manpower consumption is big, and use cost is high.
With the development of technology, it is cut using ride grass trimmer and self-propelled long-range control grass trimmer of 4 wheel driven formula as the advanced of representative The occupation rate of market of careless machine has to be improved by a relatively large margin.Formula grass trimmer carries out the side of cutting operation using people's drive machine by bus The problem of formula, its unresolved manpower consumption;Self-propelled long-range control grass trimmer is cooperated using multiple generator and more dynamic power machines Mode operated (such as machine running gear two walking driver gear axis and two cutterhead shafts be respectively equipped with a driving Motor), it is this multiple although two sides running gear independent control and the double increased beneficial effect of mowing wide cut may be implemented Power source function mode makes machine construction become complex, and energy consumption is larger, increases the burden of generating set.
In addition, for different grass seeds, in different seasons, often there is different height to be cut (mowing surplus) to want It asks.
The fast development of horticulture, for collect can remote control, retreat flexibly, steering is sensitive, operating efficiency is higher, in not Cutting operation that is good with landform suitability, can meeting different height to be cut requirements becomes more to compel in the demand of the grass trimmer of one It cuts.
Summary of the invention
The purpose of this technology is to provide a kind of implement porter liftable grass trimmer, is concentrated by engine and provides mechanical move Power is concentrated by generator and provides power supply;The machine power of running gear is after the shunting of automatically controlled change gearbox and by two revolving speeds Electromagnetic clutch is controlled respectively, is exported to corresponding walking driver gear axis to drive driving wheel;Its chassis liftable, is suitable for The cutting operation that different height to be cut require, retreating, flexible, steering is sensitive.
The purpose of this technology is achieved through the following technical solutions:
Running gear, generator assembly and electricity on chassis is arranged in a kind of implement porter liftable grass trimmer, including chassis Device control system, the Double-cutter flail mechanism being rotatably arranged below chassis are arranged between chassis and running gear, for adjusting Save the chassis adjusting device of chassis height;Generator assembly includes along the longitudinally disposed engine in chassis and driven by the engine Generator;Further include by engine driving, for running gear transmit power traveling power transmission, by engine driving, The flail knife actuating unit of power is transmitted for Double-cutter flail mechanism;Traveling power transmission include setting in engine and Automatically controlled change gearbox between running gear, further include by engine draw, by engine export power be input to it is automatically controlled Walking power input shaft in change gearbox, walking power input shaft input power through automatically controlled change gearbox shunting after simultaneously The two walking power output shafts controlled respectively by two revolving speed electromagnetic clutch in automatically controlled change gearbox, exported, with two Root walking power output axis connection, for by power conduction orientation by longitudinally changing into along chassis along chassis laterally and slowing down double L-type retarder connect with double L-shaped retarder, is respectively fixedly connected two walking driver gear axis of running gear driving wheel;Chassis tune Regulating device includes wheel fixed board, vertically connects firmly the rocker arm support plate on chassis, and both ends are respectively hinged at wheel fixed board and rocker arm The upper rocker arm of support plate upper end, both ends be respectively hinged at wheel fixed board and rocker arm support plate lower end, with upper rocker arm it is isometric, be parallel to The lower shake-changing arm of upper rocker arm, both ends connect firmly the rocker arm attachment beam of ipsilateral lower shake-changing arm, vertically connect firmly the hydraulic cylinder branch on chassis Fagging is hinged between ipsilateral rocker arm attachment beam and hydraulic cylinder support plate, the hydraulic cylinder for driving lower shake-changing arm synchronous hunting; Driving wheel and driven wheel are all rotatably arranged on wheel fixed board, and double L-shaped retarder passes through Hooks coupling universal coupling and walking driver gear axis Connection;Electrical control system for receive remote control signal and with automatically controlled change gearbox, include at least hydraulic cylinder and hydraulic The hydraulic system of servo-system starts mechatronics;Electrical control system, hydraulic system and automatically controlled change gearbox are all by generating electricity Machine provides power supply.
The beneficial effect of this technology is:
When above-mentioned implement porter liftable mowing machine operation:
Start engine and export machine power, engine driven generators power generation is electrical control system, hydraulic system and automatically controlled Change gearbox power supply;
It is required according to height to be cut, adjusts the height on chassis: set requirement and improve height to be cut, that is, Double-cutter flail mechanism is installed Chassis need to increase, specific execute is implemented the Double-cutter flail mechanism of mowing movement and is increased at a distance from ground, then height to be cut It is improved;Specific implementation process are as follows: electrical control system start hydraulic system driving hydraulic cylinder execute bar it is overhanging, upper rocker arm with The outer end downlink of lower shake-changing arm, band motor car wheel fixed board are translatable down relative to chassis, then chassis is fixed relative to wheel is rotatably arranged on Driving wheel and driven wheel uplink on plate, chassis increase, until when the chassis height corresponding with height to be cut of setting, hydraulic cylinder Execution bar be locked in the extension, chassis is locked in the height;When implement porter liftable grass trimmer is walked When device is impacted, the task that Hydrauservo System makes hydraulic cylinder execute hydraulic spring grease cup gives damping;
The power input shaft of being walked all the way of machine power is input in automatically controlled change gearbox, under remote control, passes through electricity Device control system controls automatically controlled change gearbox, and two revolving speed electromagnetic clutch in automatically controlled change gearbox is made to work independently, Can engage or disconnect at any time, to realize fast, low-gear switching, real-time control running gear quickly or low-speed running, secondly, Unilateral revolving speed electromagnetic clutch is locked or one side revolving speed electromagnetic clutch rotates forward another side reversion, it can be achieved that minor-circle turn or original Ground turning;
The another way of machine power is transferred to Double-cutter flail mechanism driving Double-cutter flail mechanism through flail knife actuating unit High speed rotation, under the action of high-speed rotating Double-cutter flail mechanism, the grass in the Double-cutter flail mechanism zone of action is cut It removes.
Above-mentioned implement porter liftable grass trimmer is concentrated by engine and provides machine power, is concentrated by generator and provides electricity Source;The machine power of running gear controls respectively after the shunting of automatically controlled change gearbox and by two revolving speed electromagnetic clutch, is defeated Out to corresponding walking driver gear axis to drive driving wheel;Its chassis liftable, is suitable for cutting for different height to be cut requirements Careless operation, can remote control, retreat flexibly, turn to it is sensitive.
As the improvement to this technology, running gear is wheeled, the walking master including being rotatably arranged on chassis front end two sides Driving wheel axis connects firmly the driving wheel on walking drive sprocket axle, is rotatably arranged on the wheel fixed board of extreme end of chassis two sides Driven wheel.
The running gear of this structure, Work places lesser for harder, surface undulation have preferable suitability.
It is improved as the another kind to this technology, running gear is crawler type, including is rotatably arranged on chassis front end two sides Walking driver gear axis, connect firmly walking drive sprocket axle on driving wheel, be rotatably arranged on the wheel positioned at extreme end of chassis two sides Driven wheel on fixed board;The wheel carrier that the wheel fixed board of the same side is connected firmly into an entirety, the support being rotatably arranged on wheel carrier Wheel, the mobile crawler belt being arranged on driving wheel, support wheel and driven wheel, also rotation is provided with for adjusting crawler belt on wheel carrier The tensioning wheel of tightness.
The running gear of this structure, ground grip ability are good, and climbing capacity is strong, big with the contact area on ground, to it is relatively soft, The more complicated Work places of landform have preferable suitability.
As the further improvement to this technology, hydraulic cylinder is plunger case.
Plunger case is selected, can preferably be met for executing the higher rigid requirements of bar.
As the further improvement to this technology, Double-cutter flail mechanism includes two knives for being rotatably arranged on chassis both sides Disk shaft connects firmly the cutterhead in cutterhead shaft lower end, the flail knife being hinged on cutterhead;Two cutterhead shafts are all along the transverse direction on chassis It is mobile to be arranged on chassis.
This improvement, flail knife is hinged with cutterhead, flail knife can be made to allow knife when encountering hard foreign matter, for flail knife and cutterhead It is protected;Transverse shifting of two cutterhead shafts again all along chassis is arranged on chassis, is in fact two vertically arranged The spacing of cutterhead shaft is adjustable, to adapt to the job task of different swaths, when working width is enough, increases two cutterheads The spacing of shaft widens swath, is conducive to improve operating efficiency.
As the further improvement to this technology, flail knife actuating unit includes being drawn by engine, engine is defeated Power out be input to for by power conduction orientation by longitudinally changing into getting rid of in the T-type commutator of chassis transverse direction along chassis Knife power input shaft, be arranged in T-type commutator both ends, for by the conduction orientation of T-type commutator output power by along chassis cross To the two L-type commutators vertical along chassis are changed into, the lower end of the flail knife power output shaft of two L-type commutators is respectively set Cutterhead shaft.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of implement porter liftable grass trimmer (wheeled formula grass trimmer);
Fig. 2 is the connected mode schematic diagram of flail knife and cutterhead;
Fig. 3 is another connected mode schematic diagram of flail knife and cutterhead;
Fig. 4 is 1 enlarged drawing of visual angle at the A of Fig. 1;
Fig. 5 is 2 enlarged drawing of visual angle at the A of Fig. 1;
Fig. 6 is the top view of Fig. 5;
Fig. 7 is the partial structural diagram 1 of flail knife actuating unit;
Fig. 8 is the partial structural diagram 1 of flail knife actuating unit;
Fig. 9 is a kind of structural schematic diagram of implement porter liftable grass trimmer (Crawler-type hay mower);
Figure 10 is the structural schematic diagram that side crawler belt is removed in Fig. 9.
Specific embodiment
With reference to the accompanying drawing, this technology is described further:
Referring to Fig. 1, Fig. 2, a kind of implement porter liftable grass trimmer shown in Fig. 3, including chassis 10, it is arranged on chassis 10 Running gear 2, generator assembly 7 and electrical control system 13, the Double-cutter flail mechanism being rotatably arranged below chassis 10 14, it is arranged between chassis 10 and running gear 2, the chassis adjusting device 12 for adjusting 10 height of chassis.
Generator assembly 7 includes along generator chassis 10 longitudinally disposed engine 7.1 and driven by engine 7.1 7.2;Further include the traveling power transmission for transmitting power by the driving of engine 7.1, for running gear 2, is driven by engine 7.1 Flail knife actuating unit 5 dynamic, that power is transmitted for Double-cutter flail mechanism 14.
Traveling power transmission includes the automatically controlled change gearbox 4 being arranged between engine 7.1 and running gear 2, It further include being drawn by engine 7.1, the power that engine 7.1 exports being input to the walking power in automatically controlled change gearbox 4 Input shaft 6, the power that walking power input shaft 6 inputs is after the shunting of automatically controlled change gearbox 4 and by automatically controlled change gearbox 4 Two revolving speed electromagnetic clutch (not shown)s two walking power output shafts 4.1 controlling, export respectively, with two rows Power output shaft 4.1 of walking about connection, for by power conduction orientation by changing into along 10 transverse direction of chassis and slowing down along chassis 10 is longitudinal Double L-shaped retarder 3, connect with the output shaft 1.1,1.2 of double L-shaped retarder 3,2 driving wheel 2.1 of running gear be respectively fixedly connected Two walking driver gear axis 2.3.
And referring to fig. 4, shown in Fig. 5, Fig. 6, chassis adjusting device 12 includes vertically arranged wheel fixed board 12.9, vertical solid The rocker arm support plate 12.6 being associated on chassis 10, both ends are respectively hinged at 12.6 upper end of wheel fixed board 12.9 and rocker arm support plate Upper rocker arm 12.4, both ends are respectively hinged at 12.6 lower end of wheel fixed board 12.9 and rocker arm support plate, isometric, flat with upper rocker arm 12.4 For row in the lower shake-changing arm 12.3 of upper rocker arm 12.4, both ends connect firmly the rocker arm attachment beam 12.8 of ipsilateral lower shake-changing arm 12.3, vertical solid The hydraulic cylinder support plate 12.7 being associated on chassis 10, be hinged on ipsilateral rocker arm attachment beam 12.8 and hydraulic cylinder support plate 12.7 it Between, the hydraulic cylinder 12.1 for driving 12.3 synchronous hunting of lower shake-changing arm;Driving wheel 2.1 and driven wheel 2.2 are all rotatably arranged on vehicle It takes turns on fixed board 12.9, the output shaft 1.1,1.2 of double L-shaped retarder 3 passes through Hooks coupling universal coupling 12.2 and two walkings actives respectively Wheel shaft 2.3 connects.
Electrical control system 13 for receive remote control signal and with automatically controlled change gearbox 4, include at least hydraulic cylinder 12.1 and the hydraulic system 11 of Hydrauservo System (not shown), engine 7.1 be electrically connected;Electrical control system 13 and electricity It controls change gearbox 4 and all provides power supply by generator 7.2.
In fact, the effect of electrical control system 13 is, for receive remote control signal, with automatically controlled change gearbox 4, Hydraulic system 11,7.1 light current of engine connect and manipulate the revolving speed of automatically controlled change gearbox 4, hydraulic system 11, engine 7.1, For the prior art, this is not repeated.
Chassis 10 is space truss structure, and upper surface is flat.
Running gear 2 mostly uses crawler type and wheeled two kinds of structures.
In chassis adjusting device 12:
Wheel fixed board 12.9 is to send out blue structure.Upper rocker arm 12.4 and lower shake-changing arm 12.3 are identical.Wheel fixed board 12.9, rocker arm support plate 12.6, upper rocker arm 12.4 and lower shake-changing arm 12.3 form parallelogram mechanism.It is opened up vertically at the middle part of rocker arm support plate 12.6 U-type groove, Hooks coupling universal coupling 12.2 run through U-type groove.Upper rocker arm 12.4, the perpendicular bisector of lower shake-changing arm 12.3, walking driver gear axis 2.3 Axis co-planar, upper rocker arm 12.4, lower shake-changing arm 12.3 perpendicular bisector determine perpendicular and pass through 12.2 axis of Hooks coupling universal coupling The plane of line is overlapped.
Former and later two ipsilateral lower shake-changing arms 12.3 are connected firmly as the entirety of a rigidity by rocker arm attachment beam 12.8.
Hydraulic cylinder free bearing 12.5 is all connected firmly in hydraulic cylinder support plate 12.7 and rocker arm attachment beam 12.8, hydraulic cylinder 12.1 Cylinder body and execution bar are respectively hinged on two hydraulic cylinder free bearings 12.5 up and down.
Hydraulic cylinder 12.1 for driving former and later two ipsilateral lower shake-changing arms 12.3 to swing selects at least two (to select in this case With two);The hydraulic cylinder 12.1 of two sides is symmetrical about 10 central axes of chassis.
To meet for executing the higher rigid requirements of bar, hydraulic cylinder selects plunger case.
Again referring to shown in Fig. 9, Figure 10, cterpillar drive, two axis including being rotatably arranged on 10 front end of chassis Conllinear walking driver gear axis 2.3 is all fixedly connected with a driving wheel 2.1 in the outer end of two walking driver gear axis 2.3, will be same The wheel fixed board 12.9 of side connects firmly into the wheel carrier 2.5 of an entirety, and the wheel being rotatably arranged on positioned at 10 rear end sides of chassis is determined The wheel fixed board 12.9 of the same side is connected firmly into the wheel carrier 2.5 of an entirety, is rotatably arranged on by the driven wheel 2.2 on plate 12.9 Support wheel 2.7 on wheel carrier 2.5, the mobile crawler belt 2.6 being arranged on driving wheel 2.1, support wheel 2.7 and driven wheel 2.2, is taking turns Also rotation is provided with the tensioning wheel 2.4 for adjusting 2.6 rate of tension of crawler belt on frame 2.5.
In fact, 2.1 structure of driving wheel is hub bearing structure, upper rocker arm 12.4 and lower shake-changing arm 12.3 are connected by a hinge Mode be connected to the load-bearing circle (wheel fixed board 12.9) of driving wheel 2.1 and driven wheel 2.2, and support frame 2.8 is installed and is supported in The load-bearing circle of driving wheel 2.1, support frame 2.8 are fixed by bolts in wheel carrier 2.5, the turning collar and universal joint shaft of driving wheel 2.1 Device 12.2 is connected;The structure of tensioning wheel 2.4 and be the prior art with the connection type of wheel carrier 2.5, crawler belt 2.6, this is not repeated;Often Each two hydraulic cylinders 12.1 in side are hinged between wheel carrier 2.5 and hydraulic cylinder support plate 12.7, when hydraulic cylinder 12.1 elongates or shortens When, moving up and down in overall for crawler unit is realized, so that lawnmower chassis lifting is realized, when hydraulic cylinder extends pole length When fixed, upper lower shake-changing arm is locked, and cutting operation can be carried out;Meanwhile cterpillar drive realizes machine traveling 4 wheel driven Driving, increases the climbing capacity of machine, meets machine abrupt slope stump job requirements.
Use the grass trimmer of cterpillar drive for Crawler-type hay mower.
Running gear system, the walking driver gear axis 2.3 of two axis collinears including being rotatably arranged on 10 front end of chassis, A driving wheel 2.1 is all fixedly connected in the outer end of two walking driver gear axis 2.3;It is rotatably arranged on and is located at 10 rear end sides of chassis Wheel fixed board 12.9 on driven wheel 2.2.To improve interchangeability, driven wheel 2.2 is identical as driving wheel 2.1.
Use the grass trimmer of running gear system for wheeled mower.
In traveling power transmission:
Automatically controlled change gearbox 4 uses the technology of number of patent application 201610250888.3, in the effect of electrical control system 13 Under, two revolving speed electromagnetic clutch in the technology in automatically controlled change gearbox 4 work independently, and it can engage or disconnect at any time, To realize fast, low-gear switching, real-time control vehicle quickly or low-speed running, secondly, unilateral revolving speed electromagnetic clutch is locked Or one side revolving speed electromagnetic clutch rotates forward another side reversion, it can be achieved that minor-circle turn or pivot turn.
Two L-type retarders work independently, that input shaft and output shaft are perpendicular are integrated in a cabinet and form double L Type speed reducer 3,3 two input shafts longitudinal along chassis 10 of double L-shaped retarder are located at the same side of cabinet, 3 liang of double L-shaped retarder Root is opposite along the lateral output shaft 1.1,1.2 in chassis 10 and axis collinear.
Two input shaft (not shown)s of double L-shaped retarder 3 by shaft coupling respectively with two walking power outputs Axis 4.1 connects.Two output shaft (not shown)s of double L-shaped retarder 3 pass through Hooks coupling universal coupling 12.2 and ipsilateral respectively Walking driver gear axis 2.3 connects.
Flail knife actuating unit 5 includes being drawn by engine 7.1, the power that engine 7.1 exports is input to being used for By power conduction orientation by being inputted along the longitudinal flail knife power changed into the lateral T-type commutator 5.3 in chassis 10 in chassis 10 Axis 5.4, be arranged in 5.3 both ends of T-type commutator, for by the conduction orientation of 5.3 output power of T-type commutator by horizontal along chassis 10 To the two L-type commutators 5.1 changed into along chassis 10 vertically, the lower end of the flail knife power output shaft of two L-type commutators 5.1 Cutterhead shaft 16 is respectively set.
Walking 6 power of power input shaft is transferred to by flail knife power input shaft 5.4 using the transmission of V-type band 8.
T-type commutator 5.3 is for averagely branching to the power that flail knife power input shaft 5.4 inputs positioned at T-type commutator Two T-type commutator output shafts 5.5 of 5.3 two sides, flail knife power input shaft 5.4 is along the longitudinal direction on chassis 10, two T-type commutators Transverse direction of the output shaft 5.5 along chassis 10.Specific embodiment is two identical bevel gears for being fixedly connected with T-type commutator output shaft It is engaged in the left and right sides for being fixedly connected with the bevel gear of flail knife power input shaft, therefore the power of flail knife power input shaft input is averaged Two T-type commutator output shafts are branched to, and the steering of two T-type commutator output shafts is opposite.
Again referring to shown in Fig. 7, Fig. 8, the L-type commutator input shaft 5.6 and T-type commutator 5.3 of two L-type commutators 5.1 Two T-type commutator output shafts 5.5 all connected by shaft coupling 5.2.Along 10 lateral arrangement of chassis, connect firmly on chassis 10 Support frame 9 on open up dovetail groove 9.3, open up several connecting holes 9.1 along dovetail groove 9.3 is longitudinal in 9.3 notch of dovetail groove, two L-type commutator 5.1 and dovetail groove 9.3 form guide groove sliding block pair, using screw (not shown) by connecting hole 9.1 by two L-type commutator 5.1 is connected firmly with support frame 9.It is by connecting hole 9.1 that T-type commutator 5.3 is fixed using screw (not shown) On support frame 9.Bearing hole 9.2 is opened in 9 front and back section of support frame, embeds bearing 6.1, provides and turns for walking power input shaft 6 Dynamic support.
Two L-type commutator output shaft (not shown)s of two L-type commutators 5.1 are flail knife power output shaft. A cutterhead shaft 16 is all fixedly connected in the lower end of every flail knife power output shaft.Being embedded bearing 15 on the rack is cutterhead shaft 16 improve rotational support.
Double-cutter flail mechanism 14 includes two cutterhead shafts 16 for being rotatably arranged on 10 both sides of chassis, connects firmly and turns in cutterhead The cutterhead 19 of 14 lower end of axis, the flail knife being hinged on cutterhead 19.
The length of L-type commutator input shaft 5.6 determines mowing wide cut (swath), and L-type commutator input shaft 5.6 is interchangeable, leads to It crosses two L-type commutators 5.1 mobile be arranged in and realizes that two cutterhead shafts 16 can all move again along the transverse direction on chassis 10 on support frame 9 It is dynamic to be arranged on chassis 10.The corresponding mowing wide cut of the extended length of L-type commutator input shaft 5.6 is widened.
Double-cutter flail mechanism 14 for cutting operation is that flail knife 18 and cutterhead 19 are passed through straight pin 17 hingedly, flail knife 18 along cutterhead 19 circumferential direction it is uniformly distributed.The form that flail knife is connect with cutterhead can be as shown in Figure 2: flail knife 18 is directly used with cutterhead 19 Straight pin 17 connects, and is also possible to as shown in figure 3, being connected between flail knife 18 and transition blade 20 with straight pin 17, transition blade 20 connect with 19 straight pin 21 of cutterhead again, and when machinery operation when flail knife 18 encounters hard foreign matter, flail knife 18 can allow knife, for Flail knife 18 and cutterhead 19 are protected.
For the revolving speed of cutterhead 19 by the rotation speed regulating and controlling of engine, the rotation direction of two cutterheads 19 is opposite.
When the implement porter liftable mowing machine operation of this technology:
It is required according to swath, adjusts the spacing of two L-type commutators, two L-type commutators are connected firmly with support frame;
Start engine and export machine power, engine driven generators power generation is electrical control system, hydraulic system and automatically controlled Change gearbox power supply;
It is required according to height to be cut, adjusts the height on chassis: set requirement and improve height to be cut, that is, Double-cutter flail mechanism is installed Chassis need to increase, specific execute is implemented the Double-cutter flail mechanism of mowing movement and is increased at a distance from ground, then height to be cut It is improved;Specific implementation process are as follows: under remote control, electrical control system starts hydraulic system driving hydraulic cylinder and executes bar Overhanging, the outer end downlink of upper rocker arm and lower shake-changing arm, band motor car wheel fixed board is translatable down relative to chassis, then chassis is relative to rotation Driving wheel on wheel fixed board and driven wheel uplink are set, and chassis increases, until the chassis corresponding with height to be cut of setting When height, the execution bar of hydraulic cylinder is locked in the extension, and chassis is locked in the height;When implement porter can rise When drop grass trimmer running gear is impacted, under the action of electrical control system, hold hydraulic cylinder by Hydrauservo System The task of row hydraulic spring grease cup gives damping;
The power input shaft of being walked all the way of machine power is input in automatically controlled change gearbox, under remote control, passes through electricity Device control system controls automatically controlled change gearbox, and two revolving speed electromagnetic clutch in automatically controlled change gearbox is made to work independently, Can engage or disconnect at any time, to realize fast, low-gear switching, real-time control running gear quickly or low-speed running, secondly, Unilateral revolving speed electromagnetic clutch is locked or one side revolving speed electromagnetic clutch rotates forward another side reversion, it can be achieved that minor-circle turn or original Ground turning;
The another way of machine power is transferred to Double-cutter flail mechanism driving Double-cutter flail mechanism through flail knife actuating unit High speed rotation, under the action of high-speed rotating Double-cutter flail mechanism, the grass in the Double-cutter flail mechanism zone of action is cut It removes.
During cutting operation, when above-mentioned implement porter liftable grass trimmer encounters hard barrier, in electric appliance control Under the control of system processed, the effect of Hydrauservo System makes hydraulic cylinder undertake the function of hydraulic spring grease cup, the execution bar phase of hydraulic cylinder Can have for cylinder body has small size cushioning effect, provides shock-absorbing protecting for complete machine.
The beneficial effect of this technology is:
Above-mentioned implement porter liftable grass trimmer is concentrated by engine and provides machine power, is concentrated by generator and provides power supply; The machine power of running gear is controlled respectively after the shunting of automatically controlled change gearbox and by two revolving speed electromagnetic clutch, is exported extremely Corresponding walking driver gear axis is to drive driving wheel;Its chassis liftable, the mowing for being suitable for different height to be cut requirements are made Industry, can remote control, retreat flexibly, steering is sensitive, climbing capacity is strong, the degree of automation is higher.

Claims (6)

1. running gear, generator assembly and electric appliance on chassis is arranged in implement porter liftable grass trimmer, including chassis Control system, the Double-cutter flail mechanism being rotatably arranged below chassis, characterized in that further include setting on chassis and walking dress Chassis adjusting device between setting, for adjusting chassis height;Generator assembly include along the longitudinally disposed engine in chassis and Generator driven by the engine;It further include the traveling power transmission that power is transmitted by engine driving, for running gear, The flail knife actuating unit of power is transmitted by engine driving, for Double-cutter flail mechanism;Traveling power transmission includes Automatically controlled change gearbox between engine and running gear is set, further includes being drawn by engine, exporting engine Power is input to the walking power input shaft in automatically controlled change gearbox, and the power of walking power input shaft input is through automatically controlled speed change Two walkings control respectively after transmission case shunts and by two revolving speed electromagnetic clutch in automatically controlled change gearbox, exported are dynamic Power output shaft, with two walking power output axis connections, for by power conduction orientation by longitudinally changing into along chassis along chassis Laterally and the double L-shaped retarder of deceleration, two that running gear driving wheel is connect, be respectively fixedly connected with double L-shaped retarder walk Drive sprocket axle;Chassis adjusting device includes wheel fixed board, vertically connects firmly the rocker arm support plate on chassis, both ends are respectively hinged at The upper rocker arm of wheel fixed board and rocker arm support plate upper end, both ends be respectively hinged at wheel fixed board and rocker arm support plate lower end, with it is upper Rocker arm is isometric, is parallel to the lower shake-changing arm of upper rocker arm, and both ends connect firmly the rocker arm attachment beam of ipsilateral lower shake-changing arm, vertically connects firmly the bottom of at Hydraulic cylinder support plate on disk is hinged between ipsilateral rocker arm attachment beam and hydraulic cylinder support plate, for driving lower shake-changing arm same Walk the hydraulic cylinder swung;Driving wheel and driven wheel are all rotatably arranged on wheel fixed board, and double L-shaped retarder passes through Hooks coupling universal coupling With walking driver gear axis connection;Electrical control system is for receiving remote control signal and with automatically controlled change gearbox, at least wrap It includes the hydraulic system of hydraulic cylinder and Hydrauservo System, start mechatronics;Electrical control system, hydraulic system and automatically controlled speed change Transmission case all provides power supply by generator.
2. implement porter liftable grass trimmer according to claim 1, characterized in that running gear is wheeled, including It is rotatably arranged on the walking driver gear axis of chassis front end two sides, the driving wheel on walking drive sprocket axle is connected firmly, is rotatably arranged on Driven wheel on the wheel fixed board of extreme end of chassis two sides.
3. implement porter liftable grass trimmer according to claim 1, characterized in that running gear is crawler type, packet The walking driver gear axis for being rotatably arranged on chassis front end two sides is included, the driving wheel on walking drive sprocket axle, rotation setting are connected firmly Driven wheel on the wheel fixed board for being located at extreme end of chassis two sides;The wheel fixed board of the same side is connected firmly into the wheel of an entirety Frame, the support wheel being rotatably arranged on wheel carrier, the mobile crawler belt being arranged on driving wheel, support wheel and driven wheel, on wheel carrier Also rotation is provided with the tensioning wheel for adjusting track tension.
4. implement porter liftable grass trimmer according to claim 1, characterized in that hydraulic cylinder is plunger case.
5. implement porter liftable grass trimmer according to claim 1, characterized in that Double-cutter flail mechanism includes turning Dynamic two cutterhead shafts that chassis both sides are arranged in, connect firmly the cutterhead in cutterhead shaft lower end, the flail knife being hinged on cutterhead;Two Root cutterhead shaft is all arranged on chassis along the transverse shifting on chassis.
6. implement porter liftable grass trimmer according to claim 1 or 5, characterized in that flail knife actuating unit It is input to and is used for power conduction orientation by longitudinally being changed into along chassis including being drawn by engine, by the power that engine exports Flail knife power input shaft in the T-type commutator of chassis transverse direction is arranged at T-type commutator both ends, for T-type commutator is defeated The conduction orientation of power is by laterally changing into the two L-type commutators vertical along chassis along chassis out, and two L-type commutators are got rid of Cutterhead shaft is respectively set in the lower end of knife power output shaft.
CN201811341602.8A 2018-11-12 2018-11-12 Self-propelled chassis liftable mower Active CN109197114B (en)

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CN111183785A (en) * 2020-03-13 2020-05-22 山东新坐标智能装备有限公司 Crawler-type postposition obstacle-avoiding mower
CN112219542A (en) * 2020-10-26 2021-01-15 合肥智周农业机械有限公司 Oil-electricity hybrid multifunctional lawnmower
CN113068505A (en) * 2021-03-22 2021-07-06 苏州大学 Grass cutter
CN114028087A (en) * 2020-07-21 2022-02-11 常州中进医疗器材股份有限公司 Anti-tilting wheelchair

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CN111183785A (en) * 2020-03-13 2020-05-22 山东新坐标智能装备有限公司 Crawler-type postposition obstacle-avoiding mower
CN114028087A (en) * 2020-07-21 2022-02-11 常州中进医疗器材股份有限公司 Anti-tilting wheelchair
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CN113068505A (en) * 2021-03-22 2021-07-06 苏州大学 Grass cutter

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