CN107021436A - Load carriage and fork truck for fork truck - Google Patents
Load carriage and fork truck for fork truck Download PDFInfo
- Publication number
- CN107021436A CN107021436A CN201611078803.4A CN201611078803A CN107021436A CN 107021436 A CN107021436 A CN 107021436A CN 201611078803 A CN201611078803 A CN 201611078803A CN 107021436 A CN107021436 A CN 107021436A
- Authority
- CN
- China
- Prior art keywords
- contact member
- load carriage
- rear portion
- front portion
- support
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/12—Platforms; Forks; Other load supporting or gripping members
- B66F9/16—Platforms; Forks; Other load supporting or gripping members inclinable relative to mast
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/12—Platforms; Forks; Other load supporting or gripping members
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
It is used for the load carriage of fork truck (10) the present invention relates to a kind of, it includes：Anterior (20), rear portion (22) and tilting gearing (24), its middle front part (20) is suitable to carry at least one clamp forks (12), and rear portion (22) are suitable to be movably disposed within the mast of fork truck (10) (16), its middle front part (20) is movably attached to rear portion (22), so that anterior (20) can be pivoted around pivot axis (A) relative to rear portion (22), and wherein tilting gearing (24) includes the movable part (28') for being arranged for pivoting anterior (20).Tilting gearing also includes at least one contact member (30) being arranged on movable part (28'), wherein at least one contact member (30) is moveably mounted relative to movable part (28'), and wherein at least one contact member (30) includes even contact surface (32).Include the fork truck (10) of this load carriage (14) the invention further relates to one kind.
Description
Technical field
The present invention relates to a kind of load carriage for fork truck and include the fork truck of this load carriage.
Background technology
Fork truck is generally used for handling load by means of one or more load-carrying clamp forks.Clamp forks are typically attached to
Load carriage, and load carriage is movably disposed within mast so that clamp forks and load carriage can be along above and below masts
Slide.Load carriage may be configured such that clamp forks can laterally be moved relative to mast.Load carriage generally also by with
It is set to and clamp forks is pivoted relative to mast.Pivoting action is suitably activated by certain type of be in tilted layout.Phase
Prestige enable a load carriage reason inclined relative to mast be flatly balanced when load is placed into shelf it is negative
Carry, such as pallet.Otherwise, if load carriage not level, clamp forks top has the risk collided with shelf, so as to cause
It is badly damaged.There are the various solutions being in tilted layout for being used for realizing durable and reliable load carriage in the market.However,
Most of solutions have complicated configuration and including multiple parts, due to acting on the heavy load in load carriage, institute
Easily worn and torn with these parts.
Document GB2266700A discloses a kind of load-lifting carriage, wherein the first actuation means, which are arranged to, makes anterior phase
For posterior transversal it is mobile, and the second actuation means are arranged to and make anterior to tilt relative to rear portion.Second actuation means
Include the inclination jack of two hydraulic operations.Each jack that tilts has cylinder and piston rod, and wherein piston rod, which has, makees
With the domed ends on front portion.The material that the end can be used to reduce during transverse movement (sidesway) friction covers
Lid.Document GB1151889 discloses a kind of industrial truck with load carriage, and the load carriage can be horizontal relative to supporting member
To ground movement and tiltable.Load carriage includes the part slided relative to the spheroid formed in the end of tilt piston.
Tilt piston can protrude to realize the inclination of load carriage.
The content of the invention
Although there is known solution in this field, but still exploitation is needed to be easy to manufacture and assemble and durable
And the reliable load carriage for fork truck.
A purpose of the invention is to realize the durable and reliable load carriage for fork truck.
It is another object of the present invention to realize the load carriage for fork truck be easy to manufacture and assembled.
A further object of the present invention is to realize the load carriage for fork truck be easy to repair and safeguarded.
It is another object of the present invention to realize favourable fork truck durable and reliable and being more easily manufactured and assemble.
Realize and be mentioned herein for the load carriage of fork truck and the fork truck including this load carriage by following
Purpose.
According to an aspect of the present invention there is provided the load carriage for fork truck, the load carriage includes：Anterior, rear portion and
Tilting gearing, its middle front part is suitable to carry at least one clamp forks, and mast of the rear portion suitable for being movably disposed within fork truck
On, its middle front part is movably attached to rear portion so that anterior to be pivoted around pivot axis relative to rear portion, and wherein inclines
Ramp includes being arranged for making the anterior movable part pivoted.Tilting gearing also includes being arranged on movable part
At least one contact component, wherein at least one contact component can be installed movably relative to movable part, and wherein extremely
A few contact component includes flat contact surfaces.Tilting gearing is preferably placed on rear portion, and therefore at least one contact structure
Part is arranged to and anterior interaction.Therefore, contact surface is adapted to abut against front portion.Fork truck is suitable at least one clamp forks
Carry load.At least one clamp forks is arranged in load carriage, the load carriage can along fork truck mast or multiple masts
Slide up and down.When transporting load on fork truck, clamp forks can be inclined upwardly, to ensure that load will not be de- from clamp forks
Fall.According to the present invention, by making the anterior of load carriage be tilted relative to rear portion, clamp forks can be tilted.Therefore, dress is tilted
At least one contact member for putting is influenceed when making front rake by the big power of the load on front portion.Use basis
Contact area increase between the even contact surface of the present invention, anterior and at least one contact member, and therefore at least one
Individual contact member can carry bigger power.When tilting equipment effects front portion make it that it is pivoted around pivot axis, front portion will
Tilted relative to rear portion.At least one contact member can movably be arranged by the movable part relative to tilting gearing, should
Contact member can be adapted to front portion.Therefore, regardless of anterior position, even contact surface puts down the front portion with load carriage
Go and be adjacent.Thus achieve durable and reliable load carriage.
Alternatively, tilting gearing is arranged on front portion, and therefore at least one contact member is arranged to and rear portion
Interaction, to make front rake.In this case, contact surface is adapted to abut against the rear portion of load carriage.
The movable part of tilting gearing can suitably be moved in a direction substantially perpendicular to the direction of pivot axis.
Tilting gearing can include at least one tilted cylinder with piston, and wherein piston constitutes the removable of tilting gearing
Dynamic component.Therefore, at least one contact member is arranged on piston.The piston of tilted cylinder can be in a direction substantially perpendicular to pivot
Suitably move in the direction of axis.At least one contact member is suitably movably disposed relative to piston.Tilted cylinder
Piston is suitably included towards the prominent piston rod in the front portion of load carriage.Therefore, at least one contact member is suitably arranged
On the piston rod end towards front portion.
Alternatively, tilting gearing includes electric actuator, and the electric actuator has can be substantially perpendicular to pivot
The part that the side of axis is moved up.Therefore, at least one contact member is appropriate relative to the movable part of electric actuator
Ground can be arranged movably.Therefore, tilting gearing can be hydraulic pressure, it is pneumatic or electronic.
The anterior of load carriage suitably includes upper horizontal section, lower horizontal section and two lateral areas sections.Each side
Section is respectively suitably connected to the end of upper horizontal section and lower horizontal section.Lateral areas section is in upper horizontal section with
It is longitudinally extended between portion's horizontal section.Therefore, anterior Longitudinal extending is in the direction with the longitudinal extent parallel of lateral areas section
On.The Longitudinal extending of corresponding side section is perpendicular to upper horizontal section and the Longitudinal extending of lower horizontal section.Back section is excellent
Selection of land includes two vertical lateral areas sections of parallel arrangement.Two vertical lateral areas sections pass through the water at the lower end of each vertical section
Flat section is suitably connected to each other.The Longitudinal extending at rear portion is in the vertical direction, and vertical with the mast suitable for arranging rear portion
It is parallel to extending.Prolong the longitudinal direction of anterior upper horizontal section and the Longitudinal extending of lower horizontal section and the horizontal section at rear portion
It is stretched flat row.Front and rear is connected to each other by means of being arranged in the pivoting device at the upper end of front and rear.Anterior
Upper horizontal section is suitably connected to pivoting device.Tilting gearing is suitably arranged at the lower end at rear portion.Tilting gearing leads to
Often interacted with anterior lower horizontal section so that front portion is pivoted at upper horizontal section around pivot axis.
Pivoting device suitably includes the elongated pivot part for the vertical lateral areas section for being fixedly connected to rear portion.Pivot part is with before
The longitudinally parallel extension of upper horizontal section and lower horizontal section in portion.Pivot part suitably includes semi-cylindrical top
Point.Anterior upper horizontal section preferably includes the hook portion suitable for being positioned above the semi-cylindrical top section of pivot part
Point.It is anterior to be therefore suspended on pivoting device.Therefore, the anterior top section around pivot part is pivoted.Therefore, pivot axis with
The center line of top section is overlapped.According to an aspect of the present invention, front portion can be moved relative to rear side.Pivoting device is appropriate
Ground includes at least one shift unit being arranged in the recess of pivot part.Pivoting device can include two shift units, often
Individual shift unit is arranged in the recess of each end of elongated pivot part.Shift unit is movably disposed within pivot part
Internal and from pivot part recess is protruded.Shift unit can be controlled as on the direction of the Longitudinal extending of pivot part relative to
Pivot part is moved.For example, by controlling the pressure inside recess, corresponding shift unit can be moved relative to pivot part.Displacement
Device be will act in the upper horizontal section of front portion, and front portion will be displaced sideways on the top of pivot part.So, it is anterior
Can be relative to pivot part and therefore relative to rear side movement.Therefore, load carriage can carry out so-called lateral translational movement.Fork
Control unit on car is suitably adapted to the anterior lateral translational movement of control.When making the upper horizontal section of front portion along pivoting device
When moving with being longitudinally extending laterally of pivot part, anterior lower horizontal section will be relative at least one contact member laterally
It is mobile.Therefore, at least one contact member produces desired rub between being preferably incorporated in anterior and at least one contact member
Wipe the material of power so that at least one contact member will not unnecessarily be worn and torn.Alternately or in addition, can be preceding
Arrangement is suitable to the plate/bar for reducing the friction at least one contact member in the lower horizontal section in portion.
The movable part of tilting gearing can be in a direction substantially perpendicular to pivot axis and substantially perpendicular to the longitudinal direction at rear portion
The direction movement of extension.The Longitudinal extending at rear portion and the longitudinal extent parallel of the mast of installation load bracket.Work as movable part
During in neutral, the anterior surface relative to operation fork truck is in substantially vertical position.Therefore, front portion is oriented to
Substantially perpendicular to the direction of motion of movable part.Therefore, front and rear is substantially parallel to each other in a longitudinal direction.This
Sample, the jaw at least one clamp forks being arranged on front portion will be oriented to be substantially perpendicular to rear portion.Work as movable part
When being moved along the anterior direction of direction, being pressed against at least one anterior contact member will pivot the anterior pivot axis that surrounds, and
And front portion will be inclined upwardly.So, the jaw at least one clamp forks being arranged on front portion will be oriented to relative to rear portion
Into in the angle less than 90 degree.When movable part is in extracting position, front portion can be tilted so that at least one clamp forks
Jaw be oriented to relative to rear portion be in 85 degree to 89 degree between angle.Similarly, if movable part is towards completely
Retrieving position is moved, then front portion will be tilted down.So, the jaw at least one clamp forks being arranged on front portion will be decided to be
Into being in more than 90 degree of angle relative to rear portion.When movable part is in retrieving position, front portion can be tilted so that at least
The jaw of one clamp forks is oriented to relative to rear portion in the angle between 91 degree to 95 degree.Therefore, the front portion of load carriage
Can be pivoted to relative to rear portion+5 degree to -5 degree between position, wherein, zero position be front and rear in the vertical that
When this is parallel.
Control unit on fork truck is suitably adapted to control tilting gearing and therefore controls movable part in different positions
Motion between putting.
According to an aspect of the present invention, at least one contact member is moveably mounted so that its can around substantially with
The parallel axis rotation of pivot axis.So, when front portion is pivoted, at least one contact member will follow front portion, and no matter
How is anterior position, and contact area will be all kept.
According to an aspect of the present invention, at least one contact member is protruded upward in the side parallel with rotation axis.At least
One contact member suitably extends along rotation axis.By with elongate contact component, the contact of at least one contact member
Surface increases.Therefore, the contact area increase between at least one contact member and front portion, this generation is more robust and more durable
Load carriage.
According to an aspect of the present invention, at least one contact member is movably mounted in support, and the support is regularly
It is arranged on the movable part of tilting gearing.Therefore, bracket will not be moved relative to movable part.Support with least
The rotation axis of one contact member suitably extends on parallel direction.The length of support can be with least one contact member
Length it is substantially the same.Tilting gearing be suitably configured to so that when at least one contact member arrangement in the bracket when,
The flat surfaces of at least one contact member are extending upwardly beyond support towards anterior side.So, only contact member
Contact surface will abut against front portion, rather than support.Therefore, holder part at least one contact member is surrounded.By near
A few contact member is movably disposed within support, can easily change at least one contact member, and need not be torn open
Unload whole tilting gearing.This is easy to the assembling and maintenance and maintenance of load carriage.Alternatively, tilting gearing include two or
More contact members.All contact members are suitably movably mounted in support, and the pattern length of contact member
Can be substantially identical with support.
Support preferably includes groove corresponding with the shape of at least one contact member.So, at least one contact structure
Part can be positioned securely in support.Stopper element can be attached at the short end of support, connect to limit at least one
Touch motion of the component along its longitudinal direction.
According to aspects of the present invention, at least one contact member has the shape of basic upper semicylindrical.Therefore, rotary shaft
Line can be overlapped with the center line of semi-cylindrical contact member.At least one contact member be arranged such that flat surfaces towards
The front portion of load carriage.Therefore, the section of rack groove can also be semi-cylindrical.
According to an aspect of the present invention, support include be suitable to by rack arrangement on the movable part of tilting gearing extremely
A few recess.Therefore, the front portion of recess dorsad load carriage.Recess is suitably adapted to the end for receiving movable part, all
Such as piston rod end.The shape of recess suitably corresponds to the shape of movable part so that support can be easily mounted at
On movable part.So, if it is desired, be easy with removing and replaceable holder.Tilting gearing, which may also include, to be attached to
At least one guiding pin of support and movable part.Therefore, the guiding pin is attached to support on dorsad anterior side.Incline
Ramp can include at least two guiding pins, and each guiding pin is attached to the respective end of support.Guiding pin prevents support
Axis around movable part rotates.
At least one contact member preferably includes plastic material.So, at least one contact member and front portion can be made
Between friction minimize.By minimizing friction, the service life of at least one contact member can be increased, and therefore
Realize durable load carriage.At least one contact member, which can be included between at least one contact member and front portion, to be produced most
Any material of good frictional force.Support can include metal, plastics, composite or any durable material for being suitable for the purpose
Material.
According to an aspect of the present invention, tilting gearing is arranged at the lower end at rear portion laterally centeredly.In tilting gearing bag
In the case of including at least one tilted cylinder, at least one tilted cylinder is suitably arranged in the horizontal section at rear portion.Therefore,
At least one contact member is laterally centeredly adjacent anterior so that be distributed at least one contact member anterior Load Balanced
On.Alternatively, tilting gearing includes two tilted cylinders, and each tilted cylinder is attached at least one contact member.Cause
This, the two tilted cylinders are disposed adjacently to one another at the lower end at rear portion.In this case, at least one is kept to contact structure
The support of part suitably includes two recesses so that support may be mounted at respective piston it is each on.Alternatively, tilt
Device includes two tilted cylinders and two supports.Therefore, each support is attached to corresponding piston rod, and each support is protected
Hold at least one contact member.
According to an aspect of the present invention there is provided a kind of fork truck, the fork truck includes being attached to such as in the load being mentioned herein
At least one clamp forks of bracket.Therefore, the fork truck includes mast, and the rear portion of load carriage is movably attached at the mast
On.Fork truck can include any industrial truck of at least one clamp forks, the high bogie of heap, balance stacker etc..
Other objects of the present invention, advantage and novel feature will from details below and by putting the invention into practice and
Those skilled in the art are become apparent.
Brief description of the drawings
For the present invention and its further objects and advantages are more fully understood, it should read set forth below together with accompanying drawing
It is described in detail, identical reference represents the similar item in each figure in accompanying drawing, and in the accompanying drawings：
Fig. 1 schematically shows fork truck according to an embodiment of the invention；
Fig. 2 schematically shows the exploded view of load carriage according to an embodiment of the invention；
Fig. 3 a to Fig. 3 c schematically show the view of the details of load carriage according to an embodiment of the invention；
Fig. 4 a schematically show the side view for the load carriage for being in neutral according to an embodiment of the invention；
Fig. 4 b schematically show the side view for the load carriage for being in obliquity according to an embodiment of the invention；
And
Fig. 4 c schematically show the side view for the load carriage for being in obliquity according to an embodiment of the invention.
Embodiment
Fig. 1 shows the side view of fork truck 10 according to an embodiment of the invention.Fork truck 10 includes being attached to load carriage
14 at least one clamp forks 12.Load carriage 14 is movably disposed within mast 16, so that clamp forks 12 can edge
Mast 16 is moved.Fork truck can include any number of clamp forks 12 for being attached to load carriage 14.Load carriage 14 is suitably
Configured as described by Fig. 2 to Fig. 4.Fork truck 10 can include any fork truck of at least one clamp forks 12, all
Such as electronic high bogie of heap, balance stacker.
Fig. 2 shows the exploded view of the load carriage 14 according to an embodiment of the invention for fork truck 10.Load carriage
14 include front portion 20, rear portion 22 and tilting gearing 24, and its middle front part 20 is suitable to carry at least one clamp forks 12, and rear portion 22
Suitable for being movably disposed within the mast 16 of fork truck 10, its middle front part 20 is movably attached to rear portion 22, so that preceding
Portion 20 can be pivoted around pivot axis A relative to rear portion 22, and wherein tilting gearing 24 includes movable part 28', and this is removable
Dynamic component is arranged for pivoting front portion 20.Tilting gearing 24 also includes at least one being arranged on movable part 28'
Contact member 30, wherein at least one contact member 30 is moveably mounted relative to movable part 28', and wherein at least
One contact member 30 includes even contact surface 32.In this embodiment, tilting gearing 24 is arranged at rear portion 22, and also
Including at least one tilted cylinder 26 with piston 28', wherein piston 28' constitutes movable part.Piston 28' can be along base
Moved in sheet perpendicular to pivot axis A direction.Contact member 30 is arranged on piston 28', for anterior 20 phase interaction
With.Therefore, contact surface 32 is adapted to abut against front portion 20.Contact member 30 is suitably movably disposed relative to piston 28'.It is logical
Crossing makes the front portion 20 of load carriage 14 be tilted relative to rear portion 22, can make the clamp forks of front portion 20 for being attached to load carriage 14
12 tilt.Therefore, when tilting gearing 24 influences anterior 20, front portion 20 is pivoted around pivot axis A.Tilted when making front portion 20
When, the contact member 30 of tilting gearing 24 can be influenceed by the larger power of the load on front portion 20.Using according to this
The even contact surface 32 of invention, the contact area increase between front portion 20 and contact member 30, and contact member 30 is therefore
Bigger power can be carried.By being arranged to contact member 30 to may move relative to piston 28', contact member 30 can adapt to
The position of front portion 20.Contact member 30 is suitably moveably mounted, so that it can surround and be arranged essentially parallel to pivotal axis
Line A rotation axis B rotations.So, when front portion 20 pivot when, contact member 30 will follow front portion 20, and no matter front portion 20
Position how, contact area will be all kept.Therefore, even contact surface 32 is flat by the front portion 20 always with load carriage 14
OK.It is achieved that durable and reliable load carriage 14.This is further described in Fig. 4 b and Fig. 4 c.
The piston 28' of tilted cylinder 26 suitably includes the piston rod 28 protruded towards the front portion 20 of load carriage 14 ".Cause
This, contact member 30 is suitably arranged at towards on the piston rod end 29 of front portion 20.Contact member 30 is movably mounted at
Be fixedly arranged in piston rod 28 " on support 34 in.Therefore, it is " mobile that support 34 will not be relative to piston rod 28.Contact structure
Part 30 and support 34 are further shown in Fig. 3 a to Fig. 3 c.
The front portion 20 of load carriage 14 can include upper horizontal section 40, lower horizontal section 42 and two vertical lateral areas
Section 44', 44 ".Each vertical lateral areas section 44', 44 " are connected respectively to the end of upper horizontal section 40 and lower horizontal section 42
Portion so that form framework.Lateral areas section 44', the 44 " Longitudinal extendings between upper horizontal section 40 and lower horizontal section 42.Before
The Longitudinal extending in portion 20 be with lateral areas section 44', 44 " longitudinal extent parallel direction on.Corresponding lateral areas section 44', 44 "
Longitudinal extending is perpendicular to upper horizontal section 40 and the Longitudinal extending of lower horizontal section 42.Rear portion 22 preferably includes two and put down
The vertical lateral areas section 46' of row arrangement, 46 ".At two lateral areas section 46', the lower end of 46 " by each vertical section 46', 46 "
Horizontal section 48 be suitably connected to each other.The Longitudinal extending at rear portion 22 be in the vertical direction and parallel to suitable for arrangement rear portion
The Longitudinal extending of 22 mast 16.The upper horizontal section 40 of front portion 20 and the Longitudinal extending of lower horizontal section 42 and rear portion 22
Horizontal section 48 longitudinal extent parallel.Tilted cylinder 26 can be laterally centrally disposed at the lower end at rear portion 22.Although
A tilted cylinder 26, a support 34 and a contact member 30 are illustrate only, but tilting gearing 24 can incline including two
Oblique cylinder 26, each tilted cylinder 26 is attached to identical support 34 and contact member 30, or each tilted cylinder is attached
It is connected to different supports 34 and contact member 30.Therefore, two tilted cylinders 26 are suitably disposed adjacently to one another at rear portion
At lower end 22.
Load carriage 14 also includes the pivoting device 50 at connection front portion 20 and rear portion 22.Pivoting device 50 can be respectively arranged
At the upper end at front portion 20 and rear portion 22, the upper horizontal section 40 of its middle front part 20 is connected to pivoting device 50.Pivoting device
50 suitably include elongated pivot part 52, and the pivot part is fixedly connected to the vertical lateral areas section 46' at rear portion 22,46 ".Pivot
Portion 52 is longitudinally extended parallel to the upper horizontal section 40 and lower horizontal section 42 of front portion 20.Pivot part 52 suitably includes
Semi-cylindrical top section.The upper horizontal section 40 of front portion 20, which is preferably included, to be suspended at the top of the semi-cylindrical of pivot part 52
Hook portion (not shown) on part.Therefore, front portion 20 is pivoted around the top section of pivot part 52.Therefore, pivot axis A with
The center line of top section is overlapped.Pivoting device 50 suitably includes two shift units 54, and each shift unit is arranged in
In the recess of each end of elongated pivot part 52.Shift unit 54 is movably disposed within the inside of pivot part 52 and from recess
It is prominent.Shift unit 54 is controlled to move relative to pivot part 52 along the direction of the Longitudinal extending of pivot part 52.Then, move
Dynamic device 54 will act in the upper horizontal section 40 of front portion 20, so that front portion 20 is lateral on the top section of pivot part 52
It is mobile.So, front portion 20 can be displaced sideways relative to rear portion 22.
Control unit (not shown) on fork truck 10 is suitably adapted to control tilted cylinder 26, and therefore controls piston
28' motion.Control unit is also suitably adapted to the lateral translational movement of control front portion 20.
Fig. 3 a to Fig. 3 c schematically show the view of the details of load carriage 14 according to an embodiment of the invention.It is negative
Carry bracket 14 suitably as depicted in figures 1 and 2 as configured.
Fig. 3 a show contact member 30 according to an embodiment of the invention.Contact member 30 is parallel to pivot axis A
Side protrude upward.Contact member 30 suitably extends along rotation axis B, and contact member 30 can be around rotation axis rotation.
Contact member 30 has the shape of basic upper semicylindrical.Therefore, rotation axis B and semi-cylindrical contact member 30 center line
Overlap.Increased by the contact surface 32 with elongated contact member 30, contact member 30.Therefore, contact member 30 is with before
Contact area increase between portion 20, this produces more robust and more durable load carriage 14.Contact member 30 is preferably included
Plastic material.So, the friction between contact member 30 and front portion 20 can be minimized.By minimizing friction, Ke Yizeng
Plus the service life of contact member 30, and therefore obtain durable load carriage 14.Contact member 30 can be included in contact
Any material of optimal frictional force is produced between component 30 and front portion 20.
Fig. 3 b show the support 34 of load carriage 14 according to an embodiment of the invention.Support 34 is fixedly placed on work
Fill on 28', so that support 34 will not be moved relative to piston 28'.Although piston 28' herein is only mentioned as tilting
The movable part of device 24, it should be noted that any kind of corresponding movable part of tilting gearing can be applied.Support 34
Protruded upward in the side parallel with the rotation axis B of contact member 30.The length of support 34 can substantially with contact member 30
Length it is identical.In the case where multiple contact members 30 are arranged in a support 34, the length of support 34 can be substantially
It is identical with the pattern length of all contact members 30.Support 34 includes the groove 60 of the shape corresponding to contact member 30.Therefore,
The section of groove 60 can also be semi-cylindrical.So, contact member 30 can be positioned securely in support 34.Support 34
Also include at least one recess 62 for being suitable to support 34 is arranged on tilt piston 28'.Therefore, the dorsad load carriage of recess 62
14 front portion 20.Recess 62 is suitably adapted to receive piston rod end 29.The shape of recess 62 suitably corresponds to tailpiece of the piston rod
In the shape 29 in portion, so that support 34 can be easily mounted at piston rod 28 ".So, if it is desired, can be easily
Remove and change support 34.Tilting gearing 24 may also include at least one the guiding pin 64 for being attached to support 34 and piston 28'.
Two guiding pin 64 as shown herein.Therefore, guiding pin 64 is attached to support 34 on the dorsad side of front portion 20.Pin 64 is guided to prevent
Only support 34 surround piston rod 28 " axis rotation.Support 34 suitably includes metal, plastics, composite etc..
Fig. 3 c show the contact member 30 described in Fig. 3 a, and it is movably disposed within the support 34 described by Fig. 3 b
In.Support 34 and contact member 30 are suitably configured to so that when contact member 30 is arranged in support 34, contact member
30 even contact surface 32 is extending upwardly beyond support 34 towards the side of front portion 20.So, the only contact of contact member 30
Surface 32 will abut against front portion 20, rather than support 34.Therefore, support 34 is partially around contact member 30.By the way that structure will be contacted
Part 30 is movably disposed within support 34, can easily change contact member 30, and need not dismantle whole tilting gearing 24.
This is easy to the assembling and maintenance and maintenance of load carriage 14.Stopper element 66 can be attached at the short end of support 34, so as to
Limit motion of the contact member 30 along its longitudinal direction.Stopper element 66 can be to be attached to support 34 by means of fastener
Plate.
Fig. 4 a, 4b and 4c show the side view of the load carriage 14 in diverse location.Load carriage 14 is suitably as schemed
Configured as described by any of 1-3.The movable part 28' of tilting gearing 24 can be the work of tilted cylinder 26
Fill in 28'.The piston 28' of tilting gearing 24 can be in a direction substantially perpendicular to pivot axis A and substantially perpendicular to rear portion 22
The direction movement of Longitudinal extending.The longitudinal extent parallel of mast 16 of the Longitudinal extending at rear portion 22 with being provided with load carriage 14.
Fig. 4 a show the load carriage 14 when piston 28' is in neutral.Then, front portion 20 is relative to striker fork
The surface of car 10 is in substantially vertical position.Therefore, front portion 20 be oriented to be substantially perpendicular to piston rod 28 " longitudinal direction
Extension.Therefore, front portion 20 and rear portion 22 are substantially parallel to each other in a longitudinal direction.The even contact surface 32 of contact member 30
It is parallel with front portion 20.So, the jaw at least one clamp forks 12 being arranged on front portion 20 will be oriented to
Angle [alpha], wherein angle [alpha] are substantially 90 degree.When being moved as piston 28' along the direction towards front portion 20, connecing for front portion 20 is pressed against
Touching component 30 will be such that front portion 20 is pivoted around pivot axis A, and therefore front portion 20 will be inclined upwardly.It is movably disposed within branch
Contact member 30 in frame 34 will be around rotation axis B rotations, and even contact surface 32 will keep contacting with front portion 20.This
Show in fig. 4b.So, the jaw of at least one clamp forks 12 will be oriented to relative to rear portion 22 in the angle less than 90 degree
Spend α.When piston 28' is in extracting position, front portion 20 can be tilted so that the jaw of at least one clamp forks 12 is oriented to
It is in the angle [alpha] between 85 degree to 89 degree relative to rear portion 22.
Similarly, if piston 28' is moved towards fully retracted position, front portion 20 will be tilted down.This is in Fig. 4 c
Show.So, it is in be more than that the jaw at least one clamp forks 12 being arranged on front portion 20, which will be oriented to relative to rear portion 22,
90 degree of angle [alpha].When piston 28' is in retrieving position, front portion 20 can be tilted so that the jaw of at least one clamp forks 12
It is positioned relative to rear portion 22 in the angle [alpha] between 91 degree to 95 degree.
Claims (13)
1. one kind is used for the load carriage (14) of fork truck (10), including：Anterior (20), rear portion (22) and tilting gearing (24), its
Described in anterior (20) be suitable to carry at least one clamp forks (12), and the rear portion (22) are suitable to movably be arranged in fork
On the mast (16) of car (10), wherein the front portion (20) can movably be attached to the rear portion (22) so that the front portion
(20) it can be pivoted around pivot axis (A) relative to the rear portion (22), and wherein described tilting gearing (24) includes arrangement
Into the movable part (28') for pivoting described anterior (20), it is characterised in that the tilting gearing (24) also includes cloth
At least one contact member (30) on the movable part (28') is put, wherein at least one described contact member (30)
Can movably it be installed relative to the movable part (28'), and at least one wherein described contact member (30) includes putting down
Smooth contact surface (32).
2. load carriage according to claim 1, wherein, the tilting gearing (24) is arranged in the rear portion (22) place,
And the even contact surface (32) of at least one contact member (30) is suitable to interact with described anterior (20).
3. load carriage according to claim 1, wherein, the tilting gearing (24) is arranged in described anterior (20) place,
And the even contact surface (32) of at least one contact member (30) is suitable to interact with the rear portion (22).
4. load carriage according to any one of the preceding claims, wherein, at least one described contact member (30) energy
Movably install so that at least one described contact member can be around rotary shaft substantially parallel with the pivot axis (A)
Line (B) rotates.
5. load carriage according to claim 4, wherein, at least one described contact member (30) with the rotary shaft
The parallel side of line (B) is protruded upward.
6. load carriage according to any one of the preceding claims, wherein, at least one described contact member (30) energy
Support (34) is removably mounted within, the support is fixedly placed on the movable part of the tilting gearing (24)
On (28').
7. load carriage according to claim 6, wherein, the support (34) includes and at least one described contact member
(30) the corresponding groove of shape (60).
8. the load carriage according to claim 6 or 7, wherein, include at least one recess in the support (34)
(62), the recess is suitable to the support (34) being arranged on the movable part (28').
9. load carriage according to any one of the preceding claims, wherein, the tilting gearing (24), which includes having, to be lived
At least one tilted cylinder (26) of (28') is filled in, wherein the piston (28') is constituted is disposed with least one described contact above
The movable part of component (30).
10. load carriage according to any one of the preceding claims, wherein, at least one contact member (30) tool
There is the shape of basic upper semicylindrical.
11. load carriage according to any one of the preceding claims, wherein, at least one contact member (30) bag
Include plastic material.
12. load carriage according to any one of the preceding claims, wherein, the front portion (20) can be relative to after described
Portion (22) is displaced sideways.
13. a kind of fork truck (100), including at least one clamp forks (12), it is characterised in that at least one described clamp forks (12)
It is attached to the load carriage (14) according to any one of claim 1 to 12.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP15197024.1 | 2015-11-30 | ||
| EP15197024.1A EP3173372B1 (en) | 2015-11-30 | 2015-11-30 | A load carrier for a forklift truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107021436A true CN107021436A (en) | 2017-08-08 |
| CN107021436B CN107021436B (en) | 2020-03-17 |
Family
ID=54707710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611078803.4A Active CN107021436B (en) | 2015-11-30 | 2016-11-29 | A load bracket and fork truck for fork truck |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP3173372B1 (en) |
| CN (1) | CN107021436B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019006140A1 (en) * | 2019-08-30 | 2021-03-04 | Kaup GmbH & Co. KG Gesellschaft für Maschinenbau | Device for transporting a cargo and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB774481A (en) * | 1952-05-15 | 1957-05-08 | John Reginald Sharp | Improvements in or relating to fork or like trucks |
| GB1151889A (en) * | 1965-08-17 | 1969-05-14 | Eaton Yale & Towne | Industrial Truck. |
| EP0386344A1 (en) * | 1989-03-08 | 1990-09-12 | Jungheinrich Aktiengesellschaft | Lifting carriage |
| DE4315293A1 (en) * | 1992-05-08 | 1993-11-11 | Linde Ag | Load lifting carriage for industrial lift truck |
| CN201545670U (en) * | 2009-10-23 | 2010-08-11 | 合肥搬易通科技发展有限公司 | Inclinable fork arm carrier with sideshift function |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2266700B (en) | 1992-05-08 | 1995-06-21 | Lansing Linde Ltd | Industrial lift trucks and load lifting carriages therefor |
-
2015
- 2015-11-30 EP EP15197024.1A patent/EP3173372B1/en active Active
-
2016
- 2016-11-29 CN CN201611078803.4A patent/CN107021436B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB774481A (en) * | 1952-05-15 | 1957-05-08 | John Reginald Sharp | Improvements in or relating to fork or like trucks |
| GB1151889A (en) * | 1965-08-17 | 1969-05-14 | Eaton Yale & Towne | Industrial Truck. |
| EP0386344A1 (en) * | 1989-03-08 | 1990-09-12 | Jungheinrich Aktiengesellschaft | Lifting carriage |
| DE4315293A1 (en) * | 1992-05-08 | 1993-11-11 | Linde Ag | Load lifting carriage for industrial lift truck |
| CN201545670U (en) * | 2009-10-23 | 2010-08-11 | 合肥搬易通科技发展有限公司 | Inclinable fork arm carrier with sideshift function |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3173372B1 (en) | 2019-10-16 |
| EP3173372A1 (en) | 2017-05-31 |
| CN107021436B (en) | 2020-03-17 |
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