CN103910312A - Forklift operating device and forklift with same - Google Patents
Forklift operating device and forklift with same Download PDFInfo
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- CN103910312A CN103910312A CN201410163100.6A CN201410163100A CN103910312A CN 103910312 A CN103910312 A CN 103910312A CN 201410163100 A CN201410163100 A CN 201410163100A CN 103910312 A CN103910312 A CN 103910312A
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- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 33
- 239000010959 steel Substances 0.000 description 33
- 230000033001 locomotion Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The invention discloses a forklift operating device and a forklift with the same. The forklift operating device comprises an outer door frame, an inner door frame and a fork frame. The fork frame is slidably connected to the inner door frame, and a shelf lifting mechanism is arranged between the fork frame and the inner door frame. The outer door frame and the inner door frame are slidably connected, a door frame lifting mechanism is arranged between the outer door frame and the inner door frame and comprises a side lifting cylinder connected to the outer door frame and the inner door frame, and the moving distance of the inner door frame driven by the side lifting cylinder is larger than the distance of the piston rod of the side lifting cylinder corresponding to the cylinder. According to the forklift operating device, one forklift operating device of the door frame lifting mechanism is arranged as designed, the moving distance of the inner door frame driven by the side lifting cylinder is larger than the distance of the piston rod of the side lifting cylinder corresponding to the cylinder, so that manufacturing cost is saved, the moving distance of the inner door frame when the side lifting cylinder drives the inner door frame to lift is larger than that of the piston rod corresponding to the cylinder, and operating efficiency is improved.
Description
Technical field
The invention belongs to the technical field of carrying vehicle, specifically, the present invention relates to a kind of fork truck working device and there is its fork truck.
Background technology
Fork truck working device is the on-line operation mechanism that fork truck carries out loading and unloading operation, and the fork unloading of goods is put, lifting pile, all completes by equipment, and therefore fork truck working device is one of important component part of fork truck.
In the complete free equipment of existing a kind of fork truck two-stage, comprise outer mast, inner upright mounting, goods shelf and accordingly hydraulic lifting mechanism, goods shelf and inner upright mounting sliding block joint and between goods shelf and inner upright mounting, be provided with for drive goods shelf rise shelf lifting mechanism, inner upright mounting and outer mast sliding block joint and between outer mast and inner upright mounting, be provided with for drive inner upright mounting rise door frame lifting mechanism, shelf lifting mechanism comprises a lift oil tank that is arranged in inner upright mounting middle part, door frame lifting mechanism comprises two side lift oil tanks that are symmetrically distributed in middle lift oil tank both sides, the cylinder body lower end of side lift oil tank is connected with outer mast, upper end piston rod is connected with inner upright mounting.The fork truck working device of this structure is the vertical motion that realizes inner upright mounting by two side lift oil tanks, and not only operating efficiency is low, and manufacturing cost is also higher.
Summary of the invention
The invention provides a kind of fork truck working device and have its fork truck, object is to improve operating efficiency.
To achieve these goals, the technical scheme that the present invention takes is: fork truck working device, comprise outer mast, inner upright mounting and goods shelf, goods shelf and inner upright mounting sliding block joint and between goods shelf and inner upright mounting, be provided with for drive goods shelf rise shelf lifting mechanism, inner upright mounting and outer mast sliding block joint and between outer mast and inner upright mounting, be provided with for drive inner upright mounting rise door frame lifting mechanism, described door frame lifting mechanism comprises the side lift oil tank being connected with described outer mast and inner upright mounting, the distance that the piston rod that side lift oil tank drives the distance that moves of inner upright mounting to be greater than side lift oil tank moves with respect to cylinder body.
Described shelf lifting mechanism is positioned at the midway location of described inner upright mounting, and described side lift oil tank is positioned at a side of inner upright mounting.
Described shelf lifting mechanism comprises middle lift oil tank and the first chain drive, the cylinder body of middle lift oil tank is connected with inner upright mounting at the midway location of described inner upright mounting, the first chain drive comprises the first sprocket wheel being connected with the piston rod of middle lift oil tank and the first chain coordinating with the first sprocket wheel, one end of the first chain is connected with the chaining plate on cylinder body, and the other end is connected with described goods shelf.
Described the first sprocket wheel is included on described middle lift oil tank piston rod and coaxially arranges and to be symmetrical two, and corresponding described the first chain is also provided with two.
Described side lift oil tank comprises the cylinder body being connected with described outer mast and the piston rod being connected with described inner upright mounting by chain drive.
Described chain drive comprises the second chain drive being connected with described inner upright mounting one side and the 3rd chain drive being connected with inner upright mounting opposite side, and the second chain drive and described side lift oil tank are positioned at the same side of inner upright mounting.
Described the second chain drive comprises the second sprocket wheel being connected with the piston rod of described side lift oil tank and the second chain coordinating with the second sprocket wheel, and one end of the second chain is connected with described outer mast, and the other end is connected with a side of described inner upright mounting; Described the 3rd chain drive comprises the 3rd sprocket wheel being connected with the piston rod of side lift oil tank and the 3rd chain coordinating with the 3rd sprocket wheel, one end of the 3rd chain is connected with outer mast, the other end is connected with the opposite side of inner upright mounting, and the second sprocket wheel and the 3rd sprocket wheel are distributed in the both sides of piston rod; The 3rd chain drive also comprises the 4th sprocket wheel engaging with the 3rd chain.
Angle between axes intersect and the two axial lines of described the second sprocket wheel and described the 3rd sprocket wheel is obtuse angle, the axis of described the 4th sprocket wheel parallels with the axis of the 3rd sprocket wheel, and described the 3rd chain drive also comprises and engaging with described the 3rd chain and the 5th sprocket wheel between the 3rd sprocket wheel and the 4th sprocket wheel.
Described outer mast comprises the entablatrance assembly that is positioned at upper end, entablatrance assembly comprises the top rail beam slab, intermediate plate and the bottom rail beam slab that set gradually from top to bottom, the end of described the second chain and the 3rd chain is connected with bottom rail beam slab, described the 3rd axis of sprocket wheel and the length direction of intermediate plate are perpendicular, and the sprocket shaft of described the 4th sprocket wheel and the 5th sprocket wheel is arranged on intermediate plate.
The present invention also provides a kind of fork truck, comprises above-mentioned fork truck working device.
Fork truck working device of the present invention, the side lift oil tank of door frame lifting mechanism is arranged to one, and the distance that the piston rod that side lift oil tank drives the distance that moves of inner upright mounting to be greater than side lift oil tank moves with respect to cylinder body, thereby not only can save manufacturing cost, and side lift oil tank drive inner upright mounting rise time inner upright mounting miles of relative movement longer with respect to cylinder body miles of relative movement than piston rod, operating efficiency is promoted.
Brief description of the drawings
This specification sheets comprises the following drawings, shown in content respectively:
Fig. 1 is the structural representation of fork truck working device;
Fig. 2 is the birds-eye view of fork truck working device;
Fig. 3 is the assembly drowing of door frame lifting mechanism and outer mast and inner upright mounting;
Fig. 4 is that fork truck working device is at the structural representation of removing after the parts such as outer mast, inner upright mounting, goods shelf;
Fig. 5 is the structural representation of side lift oil tank;
Fig. 6 is the structural representation of the second cylinder head seat;
Fig. 7 is the structural representation of entablatrance assembly;
Fig. 8 is the assembly drowing of fastening device and side lift oil tank and outer channel-section steel;
In figure, be labeled as:
1, goods shelf; 2, outer mast; 21, outer channel-section steel; 22, top rail beam slab; 23, bottom rail beam slab; 24, intermediate plate; 25, projection; 26, mounting hole; 3, inner upright mounting; 31, interior channel-section steel; 32, the first chaining plate; 4, shelf lifting mechanism; 41, middle lift oil tank; 42, the first chain; 43, the first sprocket wheel; 44, the first cylinder head seat; 45, the second chaining plate; 5, door frame lifting mechanism; 51, side lift oil tank; 52, the second chain; 53, the second sprocket wheel; 54, the 3rd chain; 55, the 3rd sprocket wheel; 56, the 4th sprocket wheel; 57, the 5th sprocket wheel; 58, the second cylinder head seat; 59, the first sprocket shaft; 510, the second sprocket shaft; 6, fastening device; 61, U-bolt; 62, fixed block; 63, adjustment block; 64, briquetting.
Detailed description of the invention
Contrast accompanying drawing below, by the description to embodiment, the specific embodiment of the present invention is described in further detail, and object is to help those skilled in the art to have more complete, accurate and deep understanding to design of the present invention, technical scheme, and contributes to its enforcement.
As shown in Figures 1 to 8, a kind of fork truck working device of the present invention, for the complete free equipment of two-stage, it comprises outer mast 2, inner upright mounting 3 and goods shelf 1, goods shelf 1 and inner upright mounting 3 sliding block joints and between goods shelf 1 and inner upright mounting 3, be provided with the shelf lifting mechanism 4 for driving goods shelf 1 to rise, inner upright mounting 3 and outer mast 2 sliding block joints and between outer mast 2 and inner upright mounting 3, be provided with the door frame lifting mechanism 5 for driving inner upright mounting 3 to rise, shelf lifting mechanism 4 and door frame lifting mechanism 5 are all hydraulic lifting mechanism.The door frame lifting mechanism 5 of this fork truck working device comprises the side lift oil tank 51 being connected with outer mast 2 and inner upright mounting 3, and the distance that this side lift oil tank 51 drives inner upright mounting 3 to move is greater than the distance that the piston rod of side lift oil tank 51 moves with respect to cylinder body.Than the door frame lifting mechanism 5 of prior art, two lift oil tanks are set, 5 of the door frame lifting mechanisms of this fork truck working device arrange a side lift oil tank 51, not only can save manufacturing cost, and side lift oil tank 51 while driving inner upright mounting 3 to rise the miles of relative movement of inner upright mounting 3 longer with respect to cylinder body miles of relative movement than piston rod, thereby operating efficiency is promoted.
Specifically, the outer mast 2 of fork truck working device is mainly the integral structure being connected into by the crossbeam of two levels by two vertical outer channel-section steels 21, and inner upright mounting 3 is the integral structures that connected into by the crossbeam of two levels by two vertical interior channel-section steels 31.Inner upright mounting 3 is by the roller of arranged outside and outer channel-section steel 21 sliding block joints of outer mast 2 at two interior channel-section steels 31, the roller of inner upright mounting 3 both sides embeds respectively outside both sides in the interior vertical guide groove of channel-section steel 21, under the effect of door frame lifting mechanism 5, side lift oil tank 51 can drive inner upright mounting 3 to move up along outer channel-section steel 21.The structure of goods shelf 1 and inner upright mounting 3 sliding block joints and prior art identical, goods shelf 1 is by stretching into roller and inner upright mounting 3 sliding block joints of arranged outside of two two slide plates between interior channel-section steel 31, roller on goods shelf 1 embeds respectively in both sides in the interior vertical guide groove of channel-section steel 31, under the effect of shelf lifting mechanism 4, shelf lifting mechanism 4 can drive goods shelf 1 to drive pallet fork synchronously to move up along interior channel-section steel 31, thereby realizes the action that hoists of goods shelf 1 and pallet fork.
As shown in the figure, shelf lifting mechanism 4 is the midways location that are positioned at the Width of inner upright mounting 3, and this shelf lifting mechanism 4 comprises middle lift oil tank 41 and the first chain drive.Middle lift oil tank 41 is vertical being fixedly mounted on inner upright mounting 3, it parallels with interior channel-section steel 31, concrete, middle lift oil tank 41 is the midway location places that are positioned at two channel-section steels 31, the cylinder body of middle lift oil tank 41 is connected with inner upright mounting 3 at the midway location place of inner upright mounting 3, the cylinder body of middle lift oil tank 41 be respectively bottom be fixedly connected with the crossbeam of two levels on inner upright mounting 3 by connecting panel near medium position, thereby the fixed installation of lift oil tank 41 on inner upright mounting 3 in realization.Middle lift oil tank 41 between the crossbeam and goods shelf 1 of inner upright mounting 3, the piston rod of middle lift oil tank 41 is to stretch out from the upper end of cylinder body, the external part of piston rod is installed with first cylinder head seat 44, the first cylinder head seat 44 is provided with two circular shafts that stretch out towards interior channel-section steel 31 directions of both sides respectively, two circular shafts be coaxial and centered by piston rod axis line symmetrical, the axis of two circular shafts and vertical with the length direction of interior channel-section steel 31.
The first chain drive of shelf lifting mechanism 4 comprises the first sprocket wheel 43 being connected with the first cylinder head seat 44 of the piston rod end of middle lift oil tank 41 and the first chain 42 engaging with the first sprocket wheel 43, the first sprocket wheel 43 is provided with two, be arranged on respectively on two circular shafts on the first cylinder head seat 44, guarantee that two the first sprocket wheels 43 are coaxial rotation.Corresponding the first chain 42 is also provided with two, be hung in first sprocket wheel 43 and be mated transmission, the reel chain of the first chain 42 for not sealing, one end of the first chain 42 is that the second chaining plate 45 arranging on the cylinder body by bolt and middle lift oil tank 41 is fixedly connected with, and the other end is to be connected with the chaining plate that goods shelf 1 bottom arranges by bolt.The second position of chaining plate 45 on the cylinder body of middle lift oil tank 41 is the upper end near cylinder body, at middle lift oil tank 41, in the time not hoisting state, the end that the first chain 42 is connected with the second chaining plate 45 is the top that is positioned at the end being connected with the chaining plate on goods shelf 1.
As shown in the figure, the side lift oil tank 51 of door frame lifting mechanism 5 is to be positioned at inner upright mounting 3 one proceeds posterolateral, specifically between the crossbeam on outer channel-section steel 21 and the outer mast 2 of outer mast 2 one sides.This side lift oil tank 51 comprises the cylinder body being connected with outer channel-section steel 21 and the piston rod being connected with inner upright mounting 3 by chain drive, the cylinder body of side lift oil tank 51 is to be fixedly connected with outer channel-section steel 21 by fastening device 6 and to parallel with outer channel-section steel 21, thereby realizes the fixed installation of side lift oil tank 51 on outer mast 2.Chain drive comprises the second chain drive being connected with inner upright mounting 3 one sides and the 3rd chain drive being connected with inner upright mounting 3 opposite sides, the second chain drive is also positioned at the same side of inner upright mounting 3 with side lift oil tank 51, thereby door frame lifting mechanism 5 relative both sides on inner upright mounting 3 are connected with it, guarantee inner upright mounting 3 reliably pulsation-free hoist and decline.
Concrete, the second chain drive comprises that one end of the second sprocket wheel 53 being connected with the piston rod of side lift oil tank 51 and the second chain 52, the second chains 52 that engage with the second sprocket wheel 53 is connected with outer mast 2, the other end is connected with inner upright mounting 3 one sides.The 3rd chain drive comprises the 3rd sprocket wheel 55 being connected with the piston rod of side lift oil tank 51 and the 3rd chain 54 engaging with the 3rd sprocket wheel 55, one end of the 3rd chain 54 is connected with outer mast 2, the other end is connected with the opposite side of inner upright mounting 3, and the second sprocket wheel 53 and the 3rd sprocket wheel 55 are distributed in the both sides of piston rod.The piston rod of side lift oil tank 51 is to stretch out from the upper end of cylinder body, the external part of this piston rod is installed with second cylinder head seat 58, the second cylinder head seat 58 is provided with two circular shafts that stretch out, be respectively the first sprocket shaft 59 for the second sprocket wheel 53 is installed and for the second sprocket shaft 510 of the 3rd sprocket wheel 55 is installed, the first sprocket shaft 59 and the second sprocket shaft 510 are the both sides that lay respectively at piston rod, the first sprocket shaft 59 is between outer channel-section steel 21 and piston rod and the first sprocket shaft 59 is to stretch out towards dead ahead, the second sprocket shaft 510 is between piston rod and entablatrance assembly, the axes intersect of the first sprocket shaft 59 and the second sprocket shaft 510 and being located in the same horizontal plane, between two axial lines, there is certain angle, this angle is obtuse angle, the state that the second sprocket shaft 510 is tilted for 31 orientation, place of channel-section steel in inner upright mounting 3 opposite sides.
The second chain 52 hangs on the second sprocket wheel 53 and is mated transmission, and one end of the second chain 52 is fixedly connected with outer mast 2 by bolt, and the other end is fixedly connected with the first chaining plate 32 arranging on adjacent interior channel-section steel 31 by bolt.The 3rd chain 54 hangs on the 3rd sprocket wheel 55 and is mated transmission, the end that one end of the 3rd chain 54 is fixedly connected with outer mast 2 by bolt equally and this end is connected with outer mast 2 with the second chain 52 is co-located at the same side of side lift oil tank 51, the other end of the 3rd chain 54 by bolt with apart from side lift oil tank 51 interior channel-section steel 31 far away arrange the first chaining plate 32 be fixedly connected with.The first chaining plate 32 on two interior channel-section steels 31 is the positions between 3 two horizontal girds of inner upright mounting, two the first chaining plate 32 aligned in position, and in equal height, the point of connection of guaranteeing the second chain 52 and the 3rd chain 54 and inner upright mounting 3 is in aliging.
The second chain 52 and the 3rd chain 54 are the reel chain not sealing, and because the 3rd chain 54 two ends are distant, therefore the length of the 3rd chain 54 is longer than the length of the second chain 52.The 3rd chain drive also comprises the 4th sprocket wheel 56 and the 5th sprocket wheel 57 that engage with the 3rd chain 54, the axis of the 4th sprocket wheel 56 and the 5th sprocket wheel 57 parallels with the axis of the 3rd sprocket wheel 55, the 5th sprocket wheel 57 is between the 3rd sprocket wheel 55 and the 4th sprocket wheel 56, and the 4th sprocket wheel 56 is the inner sides that are positioned at the channel-section steel 31 of inner upright mounting 3 opposite sides.
As shown in Figure 7, outer mast 2 also comprises the entablatrance assembly that is positioned at upper end, and entablatrance assembly comprises the top rail beam slab 22, intermediate plate 24 and the bottom rail beam slab 23 that set gradually from top to bottom.The structure of top rail beam slab 22 and bottom rail beam slab 23 as shown in the figure, comprise two side arms that parallel with two side arms horizontal cross plate connected vertically, top rail beam slab 22 is basic identical with the global shape of bottom rail beam slab 23, the different side arms adjacent with side lift oil tank 51 on bottom rail beam slab 23 that are are provided with two mounting holes 26, it is fixing that two mounting holes 26 are inserted respectively for fixing bolt in the end of the end of the second chain 52 and the 3rd chain 54, thereby realize the second chain 52, the 3rd chain 54 is fixedly connected with outer mast 2.Top rail beam slab 22 and bottom rail beam slab 23 are welded to connect by front end and two outer channel-section steels 21 of the side arm of both sides, and two outer channel-section steels 21 are between two side arms.Intermediate plate 24 is long rectangular plate, intermediate plate 24 is to be welded to connect with top rail beam slab 22 and bottom rail beam slab 23 between top rail beam slab 22 and bottom rail beam slab 23, intermediate plate 24 and extending towards the side arm of opposite side for the state that starts to be inclination from the side arm with side lift oil tank 51 photographs of top rail beam slab 22 1 sides.The axis of the 3rd sprocket wheel 55 is perpendicular with intermediate plate 24 side length directions, the 4th sprocket wheel 56 and the 5th sprocket wheel 57 are be arranged on intermediate plate 24 and be positioned at the same side of intermediate plate 24 by sprocket shaft, intermediate plate 24 is arranged to heeling condition, so that arrange the 4th sprocket wheel 56 and the 5th sprocket wheel 57, guarantee that the axis of the 4th sprocket wheel 56 and the 5th sprocket wheel 57 parallels with the axis of the 3rd sprocket wheel 55.On intermediate plate 24, be also provided with a projection 25 protruding downwards, this projection 25 is provided with one for the through hole of sprocket shaft of the 5th sprocket wheel 57 is installed, on intermediate plate 24, be also provided with one for the through hole of sprocket shaft of the 4th sprocket wheel 56 is installed, the position of this through hole is away from the interior channel-section steel 31 of side lift oil tank 51 and be positioned at the inner side of this channel-section steel 31 near inner upright mounting 3, this through hole apart from the height of outer mast 2 bottoms and higher than the through hole on projection 25 height apart from outer mast 2 bottoms, so just make the height of the 5th sprocket wheel 57 lower than the 4th sprocket wheel 56, the 3rd chain 54 engages with it below the 5th sprocket wheel 57, and engage with it above the 4th sprocket wheel 56.
As shown in the figure, it comprises U-bolt 61, fixed block 62, adjustment block 63 and briquetting 64 to the fastening device 6 being fixedly connected with outer channel-section steel 21 for the cylinder body of side lift oil tank 51.Fixed block 62 is weldingly fixed on outer channel-section steel 21, and the along continuous straight runs outward rear side of channel-section steel 21 stretches out, U-bolt 61 is enclosed within on cylinder body, fixed block 62 is provided with two through holes that allow the two ends of U-bolt 61 pass, adjustment block 63 and briquetting 64 are to be clipped between cylinder body and fixed block 62, one side of briquetting 64 is the arc surface contacting with outer surface of cylinder block, and opposite side is the plane contacting with adjustment block 63.The two ends of U-bolt 61, through after fixed block 62, are to be undertaken fastening by nut.In the present embodiment, fastening device 6 is provided with upper and lower two altogether.The fastening device 6 of this structure, under the effect of briquetting 64 and U-bolt 61, side lift oil tank 51 is firmly fixed on outer mast 2, and side lift oil tank 51, all the time in stationary state, is guaranteed the stability of side lift oil tank 51 in the time of work like this.
The fork truck working device of said structure, due to a side lift oil tank 51 being only set, the upper end of side lift oil tank 51 is provided with the sprocket wheel moving along with piston rod, sprocket wheel is connected with inner upright mounting 3 by chain, thereby can drive inner upright mounting 3 to rise, with in the time that door frame lifting mechanism 5 starts to work, compared with the direction driving with two of left and right of available technology adopting lift oil tank, its operating efficiency can double, when the relative cylinder body of piston rod of side lift oil tank 51 moves up distance when the h, it is 2h that door frame lifting mechanism 5 drives the distance that inner upright mounting 3 rises.Owing to only adopting a side lift oil tank 51, can reduce production costs simultaneously
Fork truck working device of the present invention can be widely used in little tonnage fork car.
The present invention also provides a kind of fork truck, comprises above-mentioned fork truck working device.The concrete structure of this fork truck working device can, referring to figs. 1 through Fig. 8, not repeat them here.Because fork truck of the present invention comprises the fork truck working device in above-described embodiment, so it has all advantages of above-mentioned fork truck working device.
Below by reference to the accompanying drawings the present invention is exemplarily described.Obviously, specific implementation of the present invention is not subject to the restrictions described above.As long as having adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; Or without improvement, above-mentioned design of the present invention and technical scheme are directly applied to other occasion, all within protection scope of the present invention.
Claims (10)
1. fork truck working device, comprise outer mast, inner upright mounting and goods shelf, goods shelf and inner upright mounting sliding block joint and between goods shelf and inner upright mounting, be provided with for drive goods shelf rise shelf lifting mechanism, inner upright mounting and outer mast sliding block joint and between outer mast and inner upright mounting, be provided with for drive inner upright mounting rise door frame lifting mechanism, it is characterized in that: described door frame lifting mechanism comprises the side lift oil tank being connected with described outer mast and inner upright mounting, the distance that the piston rod that side lift oil tank drives the distance that moves of inner upright mounting to be greater than side lift oil tank moves with respect to cylinder body.
2. fork truck working device according to claim 1, is characterized in that: described shelf lifting mechanism is positioned at the midway location of described inner upright mounting, and described side lift oil tank is positioned at a side of inner upright mounting.
3. fork truck working device according to claim 2, it is characterized in that: described shelf lifting mechanism comprises middle lift oil tank and the first chain drive, the cylinder body of middle lift oil tank is connected with inner upright mounting at the midway location of described inner upright mounting, the first chain drive comprises the first sprocket wheel being connected with the piston rod of middle lift oil tank and the first chain coordinating with the first sprocket wheel, one end of the first chain is connected with the chaining plate on cylinder body, and the other end is connected with described goods shelf.
4. fork truck working device according to claim 3, is characterized in that: described the first sprocket wheel is included on described middle lift oil tank piston rod and coaxially arranges and to be symmetrical two, and corresponding described the first chain is also provided with two.
5. according to the arbitrary described fork truck working device of claim 2 to 4, it is characterized in that: described side lift oil tank comprises the cylinder body being connected with described outer mast and the piston rod being connected with described inner upright mounting by chain drive.
6. fork truck working device according to claim 5, it is characterized in that: described chain drive comprises the second chain drive being connected with described inner upright mounting one side and the 3rd chain drive being connected with inner upright mounting opposite side, and the second chain drive and described side lift oil tank are positioned at the same side of inner upright mounting.
7. fork truck working device according to claim 6, it is characterized in that: described the second chain drive comprises the second sprocket wheel being connected with the piston rod of described side lift oil tank and the second chain coordinating with the second sprocket wheel, one end of the second chain is connected with described outer mast, and the other end is connected with a side of described inner upright mounting; Described the 3rd chain drive comprises the 3rd sprocket wheel being connected with the piston rod of side lift oil tank and the 3rd chain coordinating with the 3rd sprocket wheel, one end of the 3rd chain is connected with outer mast, the other end is connected with the opposite side of inner upright mounting, and the second sprocket wheel and the 3rd sprocket wheel are distributed in the both sides of piston rod; The 3rd chain drive also comprises the 4th sprocket wheel engaging with the 3rd chain.
8. fork truck working device according to claim 7, it is characterized in that: the angle between described the second sprocket wheel and axes intersect and the two axial lines of described the 3rd sprocket wheel is obtuse angle, the axis of described the 4th sprocket wheel parallels with the axis of the 3rd sprocket wheel, and described the 3rd chain drive also comprises and engaging with described the 3rd chain and the 5th sprocket wheel between the 3rd sprocket wheel and the 4th sprocket wheel.
9. fork truck working device according to claim 8, it is characterized in that: described outer mast comprises the entablatrance assembly that is positioned at upper end, entablatrance assembly comprises the top rail beam slab, intermediate plate and the bottom rail beam slab that set gradually from top to bottom, the end of described the second chain and the 3rd chain is connected with bottom rail beam slab, described the 3rd axis of sprocket wheel and the length direction of intermediate plate are perpendicular, and the sprocket shaft of described the 4th sprocket wheel and the 5th sprocket wheel is arranged on intermediate plate.
10. a fork truck, is characterized in that: comprise the arbitrary described fork truck working device of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410163100.6A CN103910312B (en) | 2014-04-22 | 2014-04-22 | Fork truck working device and there is its fork truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410163100.6A CN103910312B (en) | 2014-04-22 | 2014-04-22 | Fork truck working device and there is its fork truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103910312A true CN103910312A (en) | 2014-07-09 |
| CN103910312B CN103910312B (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410163100.6A Expired - Fee Related CN103910312B (en) | 2014-04-22 | 2014-04-22 | Fork truck working device and there is its fork truck |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106315463A (en) * | 2016-08-19 | 2017-01-11 | 杭州港力液压机械有限公司 | Free lifting double-portal frame system |
| CN108529504A (en) * | 2018-05-31 | 2018-09-14 | 安徽合力股份有限公司 | A kind of multistage raising forklift door frame assembly |
| CN111704081A (en) * | 2020-05-25 | 2020-09-25 | 安徽合力股份有限公司 | Five-stage full-free portal frame |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201560098U (en) * | 2009-12-11 | 2010-08-25 | 杭州叉车门架有限公司 | Four-cylinder full-free forklift mast |
| CN102107836A (en) * | 2009-12-25 | 2011-06-29 | 杭州友高精密机械有限公司 | Novel forklift truck gantry, |
| CN102491229A (en) * | 2011-12-14 | 2012-06-13 | 苏州先锋物流装备科技有限公司 | Forklift with wide-view gantries |
| CN102976231A (en) * | 2012-11-23 | 2013-03-20 | 苏州先锋物流装备科技有限公司 | Three-gantry system |
| CN202936170U (en) * | 2012-12-06 | 2013-05-15 | 安徽好运机械有限公司 | Second pulley block system device of forklift three-section full-free vehicle frame |
| CN202968024U (en) * | 2012-11-23 | 2013-06-05 | 苏州先锋物流装备科技有限公司 | Double-portal-frame system |
| CN203820401U (en) * | 2014-04-22 | 2014-09-10 | 奇瑞重工股份有限公司 | Working device for forklift truck and forklift truck with working device |
-
2014
- 2014-04-22 CN CN201410163100.6A patent/CN103910312B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201560098U (en) * | 2009-12-11 | 2010-08-25 | 杭州叉车门架有限公司 | Four-cylinder full-free forklift mast |
| CN102107836A (en) * | 2009-12-25 | 2011-06-29 | 杭州友高精密机械有限公司 | Novel forklift truck gantry, |
| CN102491229A (en) * | 2011-12-14 | 2012-06-13 | 苏州先锋物流装备科技有限公司 | Forklift with wide-view gantries |
| CN102976231A (en) * | 2012-11-23 | 2013-03-20 | 苏州先锋物流装备科技有限公司 | Three-gantry system |
| CN202968024U (en) * | 2012-11-23 | 2013-06-05 | 苏州先锋物流装备科技有限公司 | Double-portal-frame system |
| CN202936170U (en) * | 2012-12-06 | 2013-05-15 | 安徽好运机械有限公司 | Second pulley block system device of forklift three-section full-free vehicle frame |
| CN203820401U (en) * | 2014-04-22 | 2014-09-10 | 奇瑞重工股份有限公司 | Working device for forklift truck and forklift truck with working device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106315463A (en) * | 2016-08-19 | 2017-01-11 | 杭州港力液压机械有限公司 | Free lifting double-portal frame system |
| CN108529504A (en) * | 2018-05-31 | 2018-09-14 | 安徽合力股份有限公司 | A kind of multistage raising forklift door frame assembly |
| CN108529504B (en) * | 2018-05-31 | 2023-08-04 | 安徽合力股份有限公司 | Multistage lifting forklift mast assembly |
| CN111704081A (en) * | 2020-05-25 | 2020-09-25 | 安徽合力股份有限公司 | Five-stage full-free portal frame |
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| CN103910312B (en) | 2016-03-02 |
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