CN205773143U - Automatic synchronization fork truck - Google Patents

Abstract

Automatic synchronization fork truck, lifts device, control system including car body, hanging block, pallet fork, reel, stay cord, drawstring, sliding box, motor, detector, sled.Directly can pitch without pallet load limit do not have pallet fork insert space goods.Fork plate is fixed on hanging block lower end.Hanging block is arranged on the front door frame of car body.Pallet fork is made up of fork plate and drawstring.Detector is installed on car body.Sliding box is installed in fork plate, sliding box is provided with sled and lifts device.Upper and lower reel and upper and lower reel motor are installed on hanging block.During fork dress bagged articles, fork plate front end is the most suitably injected and is lifted in the following contraction-like space of sack.Upper and lower reel coordinates rotation, and control system controls upper and lower reel motor, drives motor, and in making pallet fork advance, drawstring retreats and fork plate advance automatic synchronization.During fork vanning body type objects, sled is lifted the sled block wedge mouth of device and is first inserted casing a little gap below, pries open some gaps, in the inserted into gap at once of fork plate front end, advances, and is inserted through casing and the most i.e. lifts and transport.

Description

Automatic synchronization fork truck

Technical field

This utility model belongs to fork truck field, particularly automatic synchronization fork truck.

Background technology

In the short-haul operation object of town and country, workload is big especially, with carrying fork truck, is can to alleviate workman to work by force Degree, improves work efficiency.But, it is handled upside down object below it is necessary to have fork of forklift truck inserts space, otherwise, fork truck can not be pitched Dress.The most universal at bagged articles or the following placement tray of casing class goods, pallet has the space inserting pallet fork below, and fork truck is permissible Carrying.But in vast rural area, a lot of shops in city, storehouse, the getting on and off and stack of goods, great majority are all without pallet, entirely Manually carrying, both worked hard, efficiency is the lowest.

Summary of the invention

The purpose of this utility model is to provide a kind of can pitching smoothly to load the packed object that limit does not has pallet fork to insert space Automatic synchronization fork truck with casing type objects.

This utility model is achieved in that automatic synchronization fork truck, including car body, hanging block, pallet fork, reel, stay cord, draws Band, sliding box, motor, detector, sled lift device, control system.Pallet fork is made up of fork plate and drawstring.Fork plate is fixed under hanging block End.Hanging block is arranged on the front door frame of car body.Sliding box is arranged in fork plate.Sled is lifted device and is arranged on sliding box.Install on car body There is wheel drive motors.Reel and upper reel motor, lower reel and lower reel motor are installed on hanging block.Connect on upper reel And it is wound with stay cord, lower reel connects and is wound with lower stay cord.Detector is installed on car body.Before drawstring one end and sliding box End top connects, and the other end walks around fork plate nose circle cambered surface, in the protective case chamber below fork plate with the lower stay cord on lower reel even Connect.Top, sliding box rear end is connected with upper stay cord one end, and upper stay cord other end head walks around directive wheel, is connected with upper reel.The most same Step fork truck includes electri forklift and internal combustion engine fork lift.Have in internal combustion engine fork lift separately to add wheel drive motors or be not added with wheel and drive electricity The structure of machine.Pallet fork has the structure of band slide block.Separately add wheel drive motors in internal combustion engine fork lift, internal combustion engine fork lift is additionally pacified Fill a driving motor and clutch.Fork plate has band swash plate and the structure without swash plate.Sled lifts device single sled block or double sled block Structure.Roller is installed in fork plate.The useful hydraulic pressure of motor or the substituted structure of air pressure.With the pallet fork of slide block, fork plate is fixed on cunning Block lower end.With the pallet fork of slide block, hanging block being provided with slideway, slide block is arranged in slideway.With the pallet fork of slide block, hanging block upper end is pacified Equipped with lowering or hoisting gear.Upper reel, lower reel have installation on the same axis by the structure of a driven by motor.

Automatic synchronization fork truck refers to electri forklift and internal combustion engine fork lift, hereinafter referred to as fork truck.Main with electri forklift below Narration.The pallet fork of fork truck is made up of fork plate and drawstring.Fork plate rear end is fastened on hanging block lower end.Before hanging block is arranged on fork truck On door frame, front door frame is arranged on the door frame of fork truck.

Fork plate is the flat-shaped metallic object of strip.Fork plate front is the swash plate of one section of oblique lower section, and swash plate front end is arc surface.Fork Protective case chamber and protective case is had below plate.

Drawstring is that tensile strength is very big, and the most wear-resisting braid over braid, and thickness is typically in 1 to 2 millimeter.Lifting capacity is relatively Big vehicle, drawstring thickness is more than 3 millimeters.

Sliding box is arranged in fork plate, can in fork plate slide anteroposterior.Stay cord called by the stay cord being connected above with sliding box rear end, The stay cord being connected with the drawstring in protective case chamber below fork plate is lower stay cord.The reel being connected with upper stay cord calls reel, with drop-down The reel that rope connects is lower reel.Upper reel drives motor to call reel motor, and lower reel drives motor in lower reel motor.On Reel and upper reel motor, lower reel and lower reel motor are all arranged on hanging block.Directive wheel is arranged under forward and backward of hanging block Side.

One termination of drawstring is fixed on the housing of top, sliding box front end, and the drawstring other end walks around fork plate front end above fork plate Arc surface, pierces into protective case chamber below fork plate, is connected with lower stay cord.Lower stay cord pulls out from fork plate rear end, walks around directive wheel and lower strand Wheel connects, and twines the suitable number of turns in advance.Upper stay cord upper end is connected with upper reel and twines the suitable number of turns in advance, and directive wheel and cunning are walked around in lower end Connect above box rear end.Above fork plate and nose circle cambered surface the most smooth, the least with the frictional force of drawstring.

On sliding box side, sled is installed and lifts device.Sled lifts device by prizing block, sled block arm, motor, screw mandrel, nut, support group Become.Sled block can be flexible in sled block arm.Sled block front end becomes wedge-like.Sled block arm rear end be hinged at rear end, sliding box side, motor, Can rotate upwardly and downwardly under screw mandrel, nut effect.

The driving wheel or wheel shaft of electri forklift are installed and drives motor.Drive motor, upper reel motor, lower reel motor All use servomotor.Fork truck, when pitching goods under loading or unloading, drives motor speed to be set to a relatively low-rotate speed, make fork truck with Slower speed is at the uniform velocity advanced.Car body is installed the detector of detection fork truck actual displacement speed.

Upper reel motor, the setting speed of lower reel motor are the diameter according to upper and lower reel and fork truck driving wheel diameter And drive motor setting speed to set in proportion.In the case of at the same time to three electrical powers, within arbitrary short period, Upper and lower reel furls stay cord in upper and lower reel motor-driven rotation or unclamps the length of stay cord and drive with in the equal time all the time The straight length of the track that galvanic electricity machine driving fork truck driving wheel turns over is the same.

Operation principle: 1, forklift dress bagged articles process: sliding box has been moved to appointment position, fork plate front and has stopped.Fork truck Worm, make fork plate front end be inserted into and lifted appropriate depth in the contraction-like gap between sack and following sack by fork.Stop Moment, by next " automatic key ".At this moment, control system is simultaneously the most same to driving motor, upper reel motor, lower reel motor Shi Tong electricity.Motor is driven to make fork truck at the uniform velocity advance with the slower speed set.Lower reel motor inverts with setting speed, lower reel Loosen.Upper reel motor rotates forward the upper stay cord of retracting with setting speed.Fork plate pace is as fork truck pace.Upper stay cord Sliding box is drawn i.e. to draw the drawstring above fork plate to retreat with identical speed.At this moment, the astern speed of drawstring and the advance of fork plate in fork plate Speed is identical.Below fork plate, the drawstring in protective case chamber is walked around fork plate nose circle cambered surface and is synchronized lay to above fork plate.Fork plate is smooth Injecting and lifted bagged articles below, the most liftable goods of fork truck is transported.

During forklift dress bagged articles, the detector that car body the is installed actual speed of travel of fork truck to detecting passes To control system, after control system processes, as exceeded specification error, control the most in time to adjust upper reel motor, lower reel electricity Machine rotating speed, remains that in fork plate, the astern speed of drawstring is identical with fork plate pace.

During unloading, fork truck is placed on suitable height above rest area goods, makes fork plate not wipe goods below.Press Another " automatic key ".At this moment, upper reel motor reversal, upper reel loosens.Lower reel motor rotates forward, and furls stay cord.Fork plate is with fork Car is pressed setting speed and is retreated.Goods i.e. puts off in rest area.

2, forklift vanning body type objects process: the side of sliding box is mounted with that sled lifts device.Fork loads limit does not has pallet fork to insert When entering the casing in space.Sliding box moves to appointment position, fork plate front end.Sled block arm turns downwards under motor, screw mandrel, nut effect Move and put in place.Sled block stretches out.Sled block front end becomes wedge-like.Wedge mouth injects and is lifted in a little gap, the following edge of casing.Turn on sled block arm Suitably height, sled block pries open casing some gaps below.Fork plate front end is injected in gap at once.Press above-mentioned related key, Then descending reel to loosen, upper reel rotates, and the drawstring above fork plate retreats, and by above-mentioned principle, process, in fork plate, drawstring retreats Speed is identical with fork plate pace.Fork plate is inserted into the most smoothly is lifted casing below, and the most liftable casing is transported.

Internal combustion engine fork lift separately adds a driving motor and clutch, fork loading thing in the transmission of the change speed gear box of live axle Time, with driving motor driving wheel axle, make three motor in synchrony as stated above.It is used as power with internal combustion engine during forklift-walking.Internal combustion The structure only adding detector is had on the car body of machine fork truck, when fork truck the most at the uniform velocity advances on the basis of one jogging speed, root According to this jogging speed and driving wheel diameter, determine the setting speed of upper and lower reel motor further according to upper and lower reel diameter.Control System processed controls the rotating speed of upper and lower reel motor according to the fork truck actual displacement rate signal that detector transmits, and makes fork plate pull up Within the retrogressing of band and the advance of advance and fork plate and astern speed are maintained at a set point.

Fork truck is under fork loading or unloading during goods, and fork plate and drawstring all and are lifted not friction between object by fork.

Pallet fork has the structure of band slide block.If two pallet fork level height of fork truck are the most consistent, it is impossible to mutually adjust suitable height Degree, runs into and is pitched that to lift goods be oblique, and in the case of particularly goods lower gap is smaller, two fork of forklift truck front ends are just A pallet fork can only be had to align with gap, two pallet forks are made the structure of adjustable suitable height, it becomes possible to fork fills oblique placement Object.

The utility model has the advantage of: 1, drive motor, upper reel motor, lower reel motor all to use servomotor, and Its respective rotating speed is set by " drawstring retrogressing in fork plate or pace are identical with the advance of fork plate or astern speed ".Make Under forklift loading or unloading during goods, fork plate and drawstring and by not friction between fork dress object.Ensure that and lifted object at fork by fork Relative static conditions during lifting, be not moved phenomenon, and when decreasing again fork loading thing, goods is to fork plate and the damage of drawstring Wound.2, the overall process of goods under fork loading and unloading, has all automatically controlled, and operation is easily.3, can pitch and load limit and do not have Pallet fork inserts the object in space, makes a large amount of script become mechanically actuated with the carrying work of manual physical labor, alleviates work People's labor intensity, improves work efficiency.

Accompanying drawing explanation

Fig. 1 is automatic synchronization fork truck overall structure figure.

Fig. 2 is fork plate structure chart.

Fig. 3 is the cross-sectional view of fork plate in Fig. 2.

Fig. 4 is that upper and lower reel and reel motor are installed and sliding box installation situation figure.

Fig. 5 is the A-A sectional view in Fig. 4.

Fig. 6 is that forklift fills object fundamental diagram.

Fig. 7 is that forklift fills object fundamental diagram.

Fig. 8 is that sled lifts structure drawing of device.

Fig. 9 is that sled lifts device fundamental diagram.

Figure 10 is that sled lifts device fundamental diagram.

Figure 11 is that sled lifts device fundamental diagram.

Figure 12 is that sled lifts device fundamental diagram.

Figure 13 is fork plate roller construction figure installed above.

Figure 14 is the pallet fork mounting structure figure of band slide block.

Figure 15 is that fork plate is without swash plate structure chart.

In accompanying drawing: car body 1, door frame 2, hanging block 3, front door frame 4, lower reel motor 5, lower reel 6, upper reel motor 7, upper strand Wheel 8, upper stay cord 9, directive wheel 10, drawstring 11, fork plate 12, sliding box 13, sled block 14, sled block arm 15, swash plate 16, protective case chamber 17, protect Shell 18, lower stay cord 19, even block 20, bagged articles 21, stay cord 22, reel frame 23, little reel 24, electric magnet 25, spring 26, pivot pin 27, nut 28, screw mandrel 29, motor 30, support 31, casing 32, roller 33, slide block 34, ground 35.

Detailed description of the invention

In Fig. 1, it it is automatic synchronization fork truck overall structure figure.Fork truck body 1 is above provided with door frame 2, and door frame 2 is provided with Front door frame 4.Hanging block 3 is installed on front door frame 4.Hanging block 3 is fixedly connected with fork plate 12 below.Sliding box 13 is arranged in fork plate 12. Upper reel 8 and upper reel motor 7, lower reel 6 and lower reel motor 5 are all arranged on hanging block 3.Directive wheel 10 is arranged on hanging block Forward and backward lower section.Sled is lifted device and is arranged on the side housing of sliding box 13.

In Fig. 2, it it is fork plate structure chart.In Fig. 3, it it is the cross-sectional view of fork plate in Fig. 2.Fork plate 12 is fixed on hanging block 3 lower end. Hanging block lower end is fixed on surface rear end centre position in fork plate, and one fixed width is left with plane both sides in fork plate in hanging block lower end.Fork plate Being the flat-shaped metallic object of strip, there is the swash plate 16 of one section of oblique lower section in front.Swash plate 16 front end is arc surface.Protect below fork plate Shell chamber 17 and protective case 18.Front end, protective case chamber 17 has been presented herein below down the inclined-plane at angle, is not drawn in Fig. 2.Below fork plate wider than top.Draw Band 11 is that tensile strength is very big, and the most wear-resisting braid over braid, and thickness is typically in 1 to 2 millimeter.The vehicle that lifting capacity is big, Drawstring thickness can be more than 3 millimeters.Drawstring is layered on above fork plate, walks around fork plate nose circle cambered surface, pierces into the protective case below fork plate In chamber 17, being connected with lower stay cord 19, lower stay cord 19 pulls out from fork plate rear end.In fork plate, plane and nose circle cambered surface are the most smooth, And frictional force is the least between drawstring.Fork plate cross section and the drawstring installation situation on fork plate and in protective case chamber such as Fig. 3 institute Show.

In Fig. 4, it is that upper and lower reel and reel motor are installed and sliding box installation situation figure.In Fig. 5, it is that the A-A in Fig. 4 cuts open View.Sliding box 13 is a square casing, is arranged in fork plate, front and back can slide freely in fork plate.Above sliding box back segment Leaving vacancy in the middle of housing, in Fig. 5, when sliding box is moved rearwards by drawing close hanging block, top shell can allow hanging block, and hangs Block both sides slide-and-guide.Sliding box leading portion and middle housing are square housings, are enclosed within fork plate.

The installation site of upper reel and upper reel motor, lower reel and lower reel motor is to install feelings according to hanging block with door frame The practical situation that condition and upper stay cord 9, lower stay cord 19 are connected with drawstring in the protective case chamber below sliding box and fork plate determines.In Fig. 4 Convenient for observing narration, lower reel 6 and lower reel motor 5 are drawn on hanging block top.Upper reel 8 and upper reel motor 7 are drawn in Hanging block front upper front.Upper stay cord 9 upper end is fixed and is wrapped on reel 8.Directive wheel 10 is walked around in upper stay cord 9 lower end, uses Even block 20 is connected in the top shell of sliding box 13 rear end.Before the drawstring 11 one end company block 20 on fork plate 12 is connected to sliding box End is above.The drawstring other end walks around fork plate 12 nose circle cambered surface, pierces in protective case chamber and is connected with lower stay cord 19.Hanging block is from top to bottom It is provided with the passage that lower stay cord passes obliquely.It is both provided with directive wheel below fork plate rear end and hanging block rear.Lower stay cord 19 from Lower reel 6, through hanging block slanted channel from top to bottom, is walked around below hanging block and the directive wheel 10 of fork plate rear end, is pierced into protective case chamber In link into an integrated entity with drawstring.

When upper reel motor reversal, loosen.Lower reel motor rotates forward, the lower stay cord of retracting.Then sliding box slides to fork plate front end. Otherwise, then sliding box is to fork plate rear slide.

Driving motor is installed on the driving wheel of fork truck or wheel shaft.Motor is driven when setting goods under forklift loading or unloading Rotating speed, makes fork truck keep low speed at the uniform velocity advance or retreat.Upper reel motor, the setting of the lower basic rotating speed of reel motor, be basis Upper reel, the diameter of lower reel, fork truck driving wheel diameter, and drive the rotating speed of motor, determine in proportion.At the same time to three In the case of electrical power, within arbitrary short period, upper reel, lower reel are in upper reel motor, lower reel motor drive Retracting or the upper and lower pulling rope length unclamped are equal with the path length driving motor-driven driving wheel to roll across on ground all the time.

The detector installed on car body, is that the straight length that driving wheel rolls across track detects when fork loading thing, I.e. the straight-line displacement speed of car body is detected.The inflated type rubber wheels installed on some fork trucks, due to air pressure change and Load is different, although the rotating speed driving motor to determine is constant, but wheel turns one encloses the straight length of rolled across track not necessarily Identical.Detector just detection fork truck actual displacement speed, adjusts above reel motor, the rotating speed of lower reel motor through control system and comes Solve this problem.The non-inflatable plastic wheel installed for some electri forklift, can be without detector.

There is row's rope structure on upper and lower reel, figure is not drawn into, make upper and lower stay cord only make monolayer alignment and be wound around, the most overlapping. It is the most accurate that motor controls stay cord retracting length.

In Fig. 6, in Fig. 7, it is that forklift fills object fundamental diagram.Describe by forklift dress bagged articles 21 process: Fig. 6 In, sliding box is in appointment position, fork plate front.Fork truck worms.Fork plate front end inject lifted bagged articles 21 and following bagged articles it Between contraction-like gap in appropriate depth.Moment stops.Simultaneously by next automatic key, then descending reel to loosen, upper reel turns Dynamic.Upper stay cord on upper reel draws sliding box i.e. drawstring to retreat on fork plate through directive wheel.Before drawstring astern speed and fork plate Enter speed identical, make sliding box holding and the distance being lifted between bagged articles by fork constant.Meanwhile, detector is real the fork truck detected Border velocity of displacement passes to control system, the signal that control system transmits according to detector after treatment, as exceeded specification error, just Automatically upper reel motor, the rotating speed of lower reel motor are adjusted.Remain drawstring astern speed and fork plate pace in fork plate Identical.In Fig. 7, being fork plate is the most advancing situation at bagged articles.Fork plate is inserted through the most smoothly is lifted object below by fork, The most liftable bagged articles is transported.

In Fig. 8, it is that sled lifts structure drawing of device.It is prior art that sled lifts device, has various structures, as long as sled block arm can be made to exist Rotate up and down and prize block on sliding box flexible in sled block arm.The most only citing narration one.Sled block 14 is arranged on sled block arm In 15.Spring 26 is arranged in the hole in sled block.Spring rear end is against sled block arm endoporus rear end.Directive wheel 10 is arranged on sled block arm On the pivot pin 27 of rear end.Reel frame 23 is integral with sled block arm rear end fixed.Sled block arm rear end and reel frame thickness are than sled block arm Case width direction size is little, is i.e. to have therebetween a step.Directive wheel pivot pin 27 is i.e. prized block arm axle pin and is i.e. arranged on thickness Spend on little step surface.Being mounted with a little reel 24 on reel frame upper side, rap turbin generator is not drawn into.Drawing on little reel Directive wheel 10 walked around by rope 22, through sled block arm housing rear end, links together with sled block rear end.Install on sled block arm housing leading portion One electric magnet 25.A fixture block is connected on electric magnet 25 iron core.Fixture block is through sled block arm housing.Electric magnet is energized, fixture block Regain；Electric magnet power-off, fixture block stretches out under the action of the spring.Little reel loosens, and spring pushes away sled block and stretches out when putting in place, prizes block rear end Slip over the fixture block lower end on electric magnet, in then fixture block injects sled block arm, i.e. kept off in sled block back.During sled block work, front end Even if in the case of Yong Li, sled block also will not retreat.When prizing block and being regained, electric magnet draws back fixture block, and rap wheel rotates, and draws sled block Retrogressing puts in place, and little reel is locked.

Fig. 9, Figure 10, Figure 11, Tu12Zhong, be that sled lifts device fundamental diagram.Also it is fork vanning body type objects procedure chart.Sliding It is mounted with that sled lifts device on box side housing.Sled block arm rear end is hinged at sliding box side rear end.Motor 30 is hinged on sliding box On support 31.In order to drawing is clear, take down electric magnet.Motor 30 output shaft front end connects a screw mandrel 29, and screw mandrel 29 is twisted Enter in nut 28.Nut 28 links together with the support 31 of hinge on sled block arm.Motor 30 forward and backward, can make screw mandrel band Dynamic sled block arm rotates up and down.Sled block 14 is arranged in sled block arm, can stretch.

In Fig. 9, sliding box is in fork plate front end.Forwarding position under sled block arm to, sled block stretches out.Sled block front becomes wedge-like, and wedge mouth is the most slotting In a little gap of inlet body 32 lower limb.

In Figure 10, screw mandrel rotates under driven by motor, i.e. drives and moves on nut, support, i.e. drives sled block arm to be rotated up One angle.Lift on sled block, pry open a gap below at casing 32.Fork plate front end is injected in the gap pried open at once.

In Figure 11, fork plate is advanced in gap, and expands gap.Sled block has been retracted into prizing in block arm.And make drawstring retreat Speed is identical with fork plate pace.

In Figure 12, it is following that fork plate has been inserted through casing.The most liftable casing of fork truck is transported.

Automatic synchronization fork truck includes electri forklift and internal combustion engine fork lift.Internal combustion engine fork lift is in the biography of the change speed gear box of live axle Separately add a driving motor and clutch on Dong, during fork loading thing, with driving motor driving wheel axle, make three electricity as stated above Machine synchronizes.It is used as power with internal combustion engine during forklift-walking.There is the structure only adding detector on the car body of internal combustion engine fork lift, put with fork truck When jogging speed is at the uniform velocity advanced on the basis of one jogging speed, according to this jogging speed and driving wheel diameter, straight further according to upper and lower reel Footpath determines the setting speed of upper and lower reel motor.The fork truck actual displacement rate signal that control system transmits according to detector Control the rotating speed of upper and lower reel motor, make the advance with advance and fork plate that retreats of drawstring in fork plate be maintained at astern speed Within one set point.

There is installation roller in fork plate and roller construction is not installed.

In Figure 13, it it is fork plate roller construction figure installed above.Roller 33 has single roller and multiple rows of roller construction.Uneasy The fork plate of dress roller fills lightweight object for fork.It is mounted with that the fork plate of roller fills heavier object for fork.

Figure 14 is the pallet fork mounting structure figure of band slide block.Fork plate is fixed on slide block 34 lower end.Slideway it is provided with on hanging block.Sliding Block 34 is arranged in slideway, can be with oscilaltion.Hanging block upper end is provided with lowering or hoisting gear.Lowering or hoisting gear has various structures, here With motor, screw mandrel, nut structure narration.Lowering or hoisting gear is made up of support 31, motor 30, screw mandrel 29, nut 28.31, support electricity Machine 30 is fixed on hanging block top.Motor lower end connects a screw mandrel 29.Nut 28 is screwed on screw mandrel.Nut is fixed on upper end of slide block Support 31 on.Motor positive and inverse, slide block i.e. rise and fall, upper reel, lower reel, upper reel motor, lower reel motor with Directive wheel is arranged on slide block.

Fork plate has band swash plate and the structure without swash plate.

In Figure 15, it is that fork plate is without swash plate structure chart.In Figure 15, fork plate front is not provided with swash plate, and i.e. in fork plate, plane is whole Body is straight.Fork loading thing time, fork truck front door frame tilt, make below fork plate front end with protective case front end below line and ground 35 is parallel.

Sled lifts device single sled block and double sled block structure, and in double sled block structures, a sled block arm is respectively installed on each sliding box both sides With a sled block.Sled lifts flexible in sled block arm of the rotation of the sled block arm of device and sled block, useful driven by motor and use hydraulic pressure The structure that cylinder drives.

Detector is prior art, has Through Several Survey Measure, the most specifically describes.Sliding box has tetragonal and three Square structure, tetragonal is that upper and lower, left and right four direction all guides with fork plate.Trigonal crystal structure is that fork plate arranged on left and right sides limit is each A prominent slideway, sliding box dual-side has corresponding chute to be buckled in guiding on the slideway that fork plate both sides are protruded.Sliding box top, both sides Limit tripartite be connected, and becomes vacancy shape below.

Upper and lower reel has installation on the same axis by the structure of a driven by motor.Upper stay cord, lower stay cord are respectively connected to one Reverse-winding one fixing turn each other on individual reel.Motor forward and backward, even if a reel rotates forward retracting stay cord, a reel is anti- Turn, loosen stay cord.

Detector can also detect before forklift loading thing in advance, i.e. fork truck made driving before fork loading thing Motor rotates with setting speed during fork loading thing, forklift-walking certain distance, i.e. detects that fork truck is in simulation fork loading principle Velocity of displacement under condition.Control system i.e. pre-adjusts upper and lower reel motor speed according to detection case, during fork loading thing Have adjusted the most temporarily.

Claims (10)

1. automatic synchronization fork truck, lifts dress including car body, hanging block, pallet fork, reel, stay cord, drawstring, sliding box, motor, detector, sled Put, control system, it is characterised in that:

(1), pallet fork is made up of fork plate and drawstring；

(2), fork plate is fixed on hanging block lower end；

(3), hanging block is arranged on the front door frame of car body；

(4), sliding box is arranged in fork plate；

(5), sled is lifted device and is arranged on sliding box；

(6), on car body, wheel drive motors is installed；

(7), reel and upper reel motor, lower reel and lower reel motor are installed on hanging block；

(8), connect and be wound with stay cord on upper reel, lower reel connects and is wound with lower stay cord；

(9), on car body, detector is installed；

(10), drawstring one end be connected with top, sliding box front end, the other end walks around fork plate nose circle cambered surface, the protective case below fork plate Chamber is connected with the lower stay cord on lower reel；

(11), top, sliding box rear end be connected with upper stay cord one end, upper stay cord other end head walks around directive wheel, is connected with upper reel；

(12), automatic synchronization fork truck includes electri forklift and internal combustion engine fork lift；

(13), have in internal combustion engine fork lift and separately add wheel drive motors or be not added with the structure of wheel drive motors；

(14), pallet fork has the structure of band slide block.

Automatic synchronization fork truck the most according to claim 1, it is characterised in that: separately add wheel drive motors in internal combustion engine fork lift , an additionally mounted driving motor and clutch in internal combustion engine fork lift.

Automatic synchronization fork truck the most according to claim 1, it is characterised in that: fork plate has band swash plate and the knot without swash plate Structure.

Automatic synchronization fork truck the most according to claim 1, it is characterised in that: sled lifts device single sled block or double sled agllutination Structure.

Automatic synchronization fork truck the most according to claim 1, it is characterised in that: roller is installed in fork plate.

Automatic synchronization fork truck the most according to claim 1, it is characterised in that: the useful hydraulic pressure of motor or the substituted knot of air pressure Structure.

Automatic synchronization fork truck the most according to claim 1, it is characterised in that: the pallet fork of band slide block, fork plate is fixed on slide block Lower end.

Automatic synchronization fork truck the most according to claim 1, it is characterised in that: the pallet fork of band slide block, hanging block is provided with cunning Road, slide block is arranged in slideway.

Automatic synchronization fork truck the most according to claim 1, it is characterised in that: the pallet fork of band slide block, hanging block upper end is provided with Lowering or hoisting gear.

Automatic synchronization fork truck the most according to claim 1, it is characterised in that: upper reel, lower reel are arranged on same axle The upper structure by a driven by motor.