Utility model content
Embodiment of the present utility model provides a kind of power assisting device and logistics handling system, it is possible to increase carry an object
Maximum weight.
To achieve the above object, embodiment first aspect of the present utility model provides a kind of power assisting device, including pedestal,
Height and position adjusting part and the component that picks and places for picking and placeing object, tail end and the head end difference of the height and position adjusting part
With the pedestal and picking and placeing component and being connected, the height and position adjusting part includes quadric chain and at least two actuators,
At least two actuators are located at below the quadric chain, for driving the parallel motion to adjust jointly
The position of the object for picking and placeing component carrying in the height direction.
Further, the quadric chain is parallel four-bar linkage, and the parallel four-bar linkage includes:Afterbody is cut with scissors
Joint chair, principal arm, head hinged seat and it is be arranged in parallel vertically from arm, the afterbody hinged seat and the head hinged seat, the master
Arm below arm and with being be arranged in parallel from arm, the principal arm and described rotationally connects respectively positioned at described from the respective one end of arm
It is connected on the afterbody hinged seat, the respective other end is rotatably connected on the head hinged seat respectively.
Further, width of at least two actuators along the principal arm is arranged side by side.
Further, the both ends of each actuator are connected with the afterbody hinged seat and the principal arm respectively.
Further, the principal arm and it is described be provided with limit base from one of arm, another is provided with limited block, Neng Gou
The parallel four-bar linkage move to make it is described when picking and placeing component and being located at extreme higher position, by the limited block with it is described spacing
The contact of seat carries out spacing.
Further, in addition to horizontal level adjusting part, the horizontal level adjusting part are connected to the height position
The head end and/or tail end of adjusting part are put, for picking and placeing the position of component in the horizontal plane described in changing with polar form.
Further, the horizontal level adjusting part includes tie-beam, the first end of the tie-beam and the pedestal
End away from reference plane is rotatably coupled in the horizontal plane, the second end of the tie-beam and the height and position regulation group
The tail end connection of part, makes have default horizontal range between the pedestal and the height and position adjusting part.
Further, the second end of the tie-beam and the tail end of the height and position adjusting part can turn in the horizontal plane
Connect dynamicly.
Further, the horizontal level adjusting part also includes adjusting rod, the vertical side in first end edge of the tie-beam
To provided with the portion of increasing upwardly extended, the both ends of the adjusting rod respectively with the free end for increasing portion and the tie-beam
Second end connects, and portion, tie-beam and the adjusting rod increased forms triangular structure.
Further, the horizontal level adjusting part includes the connecting pole being vertically arranged, the first end of the connecting pole
It is rotatably coupled in the horizontal plane with the head end of the height and position adjusting part, the second end is connected with the component that picks and places.
Further, the horizontal level adjusting part includes tie-beam, the first end of the tie-beam and the pedestal
End away from reference plane is rotatably coupled in the horizontal plane, and the tail end of the second end and the height and position adjusting part is in water
It is rotatably coupled in plane,
The power assisting device also includes holding part tightly, and the holding part is located at the tie-beam and pedestal, the connection
It is rotatably connected between beam and height and position adjusting part tail end and/or the connecting pole and height and position adjusting part head end
Position.
Further, in addition to operating handle, the operating handle be located at it is described pick and place on component, exist for changing object
Position in horizontal plane.
To achieve the above object, embodiment second aspect of the present utility model provides a kind of logistics handling system, including
The power assisting device of the various embodiments described above.
Based on above-mentioned technical proposal, the power assisting device of the utility model one embodiment, set below quadric chain
At least two actuators, the object of component carrying is picked and placeed in the height direction to adjust to drive parallel motion jointly
Position, lifting force can be increased during object is raised, and enough power is provided object is hovered over into ad-hoc location, from
And the maximum weight of power assisting device carry an object is improved, to carry occasion suitable for more logistics;And pass through at least two
Actuator driving can increase the stability during object transport.
Embodiment
The utility model described further below.In the following paragraphs, the different aspect of embodiment is defined in more detail.
The each side so limited can combine with any other one side or many aspects, not can be combined unless explicitly stated otherwise.Especially
It is, it is considered to be preferable or favourable any feature can be considered as preferable or favourable spy with other one or more
Sign combination.
The term descriptions merely for convenience such as " first " that occurs in the utility model, " second ", with distinguish have it is identical
The different building blocks of title, it is not offered as priority or primary-slave relation.
In description of the present utility model, " on ", " under ", " top ", " bottom ", "front", "rear", " interior " and " outer " etc. are employed
The orientation or position relationship of instruction are based on orientation shown in the drawings or position relationship, are for only for ease of and describe this practicality newly
Type, rather than the device of instruction or hint meaning must have specific orientation, with specific azimuth configuration and operation, therefore not
It is understood that as the limitation to scope of protection of the utility model.
In order to improve the maximum weight of power assisting device carry an object, the utility model provides a kind of improved power-assisted
Device, in a schematical embodiment, with reference to figure 1, the power assisting device includes pedestal 1, height and position adjusting part and use
Component is picked and placeed in pick and place object 16.The bottom of pedestal 1 is fixed or is connected in reference plane, the tail end of height and position adjusting part
It is connected with pedestal 1, head end is connected with picking and placeing component.Height and position adjusting part includes quadric chain and at least two drivings
Part, quadric chain are located in perpendicular, and at least two actuators are located at below quadric chain.Connect in one kind of actuator
Connect in form, the respective one end of at least two actuators is connected to the tail end of height and position adjusting part, and the respective other end connects
It is connected on close to the position of bottom on quadric chain, for driving parallel motion jointly by providing linear driving force
(changing the angle between each connecting rod) picks and places the position of the object 16 of component carrying in the height direction with regulation.
In another type of attachment of actuator, the respective one end of at least two actuators is also attached to be connected positioned at four
On other fixtures outside below linkage, the respective other end is connected on quadric chain close to the position of bottom.
The power assisting device can raise or reduce the height and position of object 16 during carrying.Object is raised if desired
16 position, then pick and place component carry object 16 after, control the movable end of actuator to stretch out, increase quadric chain relative to
The angle of inclination of horizontal plane, the position for picking and placeing component is raised, object 16 is carried to higher position.Carrying takes afterwards in place
Put component to discharge object 16, the movable end of actuator can be controlled to retract again, make to pick and place component zero load and return to elemental height position.
If necessary to reduce the height and position of object 16, what concrete mode referred to object 16 raises process.Thing is carried in power assisting device
, can be by controlling actuator stop motion object 16 is maintained at floating state, extremely during body 16 is raised or reduced
Few two actuators, which can provide enough power, makes object hover over specific height and position.
The power assisting device of the utility model embodiment, by setting at least two actuators below quadric chain, apply
Add the application point of driving force to be located at quadric chain bottom, four can be driven jointly by way of lifting when needing to raise object
Connecting rod mechanism movement, the position of component in the height direction is picked and placeed with regulation, by increasing capacitance it is possible to increase lifting force, improve power assisting device lifting
The maximum weight of carry an object, the carrying and movement of large piece article are effortlessly completed, so as to be removed suitable for more logistics
Transport occasion.Moreover, the stability during carry an object can be increased by the driving of at least two actuators.
Preferably, actuator can select cylinder 7, and cylinder 7 has the advantages that fast response time, pollution-free and explosion-proof.Separately
Outside, actuator can also select hydraulic cylinder or linear electric motors etc..
Preferably, it is Suction cup assembly 14 to pick and place component, and Suction cup assembly 14 includes multiple suckers, when each sucker is pressed in object
On 16 upper surface, and when discharging the air in sucker, being fixed for object 16 and Suction cup assembly 14 is achieved that, with to thing
Body 16 is carried;After carrying in place, make air inlet in sucker, be achieved that the separation of object 16 and Suction cup assembly 14.
The more smooth object 16 in upper surface is suitable for using Suction cup assembly 14, it is easy to use, larger pretension can be applied to object 16
Power.Alternately, it can also be gripper or fixture etc. to pick and place component.
In a kind of specific structure type, quadric chain is parallel four-bar linkage, and parallel four-bar linkage includes:
Afterbody hinged seat 6, principal arm 9, head hinged seat 11 and it is be arranged in parallel vertically from arm 10, afterbody hinged seat 6 and head hinged seat 11,
It is located at from arm 10 above principal arm 9, principal arm 9 and being inclined upwardly from arm 10 from afterbody hinged seat 6 to head hinged seat 11 be arranged in parallel,
Principal arm 9 and it is rotatably connected to respectively on afterbody hinged seat 6 from 10 respective one end of arm, respective other end difference is rotatable
Ground is connected on head hinged seat 11.
Predeterminated position of the both ends of each actuator respectively with afterbody hinged seat 6 and principal arm 9 along its length is connected.Extremely
Few two actuators drive principal arm 9 to make head hinged seat 11 and from during arm 10 moves jointly, afterbody hinged seat 6 and head
Hinged seat 11 keeps vertical parastate, can ensure during carry an object, and object 16 is smoothly maintained at vertical shape
State, do not shake and tilt.
Master can be made, it is necessary to bear larger active force as the rod member for applying driving force in quadric chain due to principal arm 9
The cross-sectional area of arm 9 is more than from arm 10.For example, principal arm 9 to be designed as to the rod member of rectangular cross-section, examined from the angle for mitigating weight
Worry can set multiple lightening grooves on principal arm 9, and elongated round bar is designed as from arm 10.
And for the ease of connecting multiple actuators, connection is set on the both sides or bottom of principal arm 9 in the width direction
Seat 8, each respective one end of actuator is hinged on afterbody hinged seat 6 and is hinged on company close to the position of bottom, the respective other end
On joint chair 8, so that each actuator realizes the driving to principal arm 9 jointly.
Preferably, width of at least two actuators along principal arm 9 is arranged side by side, and this setup can make four companies
The motion of linkage is more steady, with stably carry an object 16.More preferably, at least two actuators are in the width side of principal arm 9
It is symmetrical arranged upwards relative to principal arm 9, the active force that each actuator can be made to put on principal arm 9 is more balanced, prevents four
Linkage occur during the motion at left and right sides of the phenomenon rocked, make the handling process of object more steady, and can also
Ensure object 16 being more accurately carried to precalculated position.
Limit base 17 is provided with reference to figure 2, principal arm 9 and from one of arm 10, another is provided with limited block 18, can be four
Connecting rod mechanism movement to make to pick and place component be located at extreme higher position when, carried out by the contact with limit base 17 of limited block 18 spacing.
The maximum height that the embodiment can be lifted to object 16 limits, to improve the security of power assisting device work.
Specifically, in the structure shown in Fig. 2, limit base 17 is set on principal arm 9, the middle and upper part of limit base 17, which is provided with, to be kept away
Allow groove, so as to pass through limit base 17 from arm 10, limited block 18, such as stop nut are being set from arm 10, in each actuator
Common driving principal arm 9 motion makes to pick and place component when be in extreme higher position, and the stop nut face relative with limit base 17 contacts, so that
Realize spacing.
On the basis of height and position regulation is carried out, in order to which object 16 to be more neatly carried to different positions, this
The power assisting device of utility model also includes horizontal level adjusting part, and horizontal level adjusting part is connected to height and position regulation group
The head end and/or tail end of part, the position of component in the horizontal plane is picked and placeed for changing with polar form, so that by object 16 more
Add and be flexibly freely carried to position predetermined in horizontal plane.
As shown in figure 1, horizontal level adjusting part includes tie-beam 3, tie-beam 3 can be horizontal or to preset inclination angle
Set, so as to have default horizontal range between height and position adjusting part and pedestal 1.The first end of tie-beam 3 and pedestal 1
End away from reference plane is rotatably coupled in the horizontal plane, the second end of tie-beam 3 and the tail of height and position adjusting part
End connection.Preferably, the first rotary shaft 2 is set between the end of the first end of tie-beam 3 and pedestal 1 away from reference plane, so
In the case where the height and position of object 16 is constant, it can realize with the first rotary shaft 2 as center of rotation, the first rotary shaft 2 and thing
Distance is the horizontal position adjustment on whole first circumference of the radius of gyration between body 16, with fast positioning object 16 relative to base
The substantially angles orientation of seat 1.
Further, the second end of tie-beam 3 and the tail end of height and position adjusting part rotationally connect in the horizontal plane
Connect.Preferably, the second rotary shaft 5 is set between the second end of tie-beam 3 and the top of afterbody hinged seat 6, so connected
The position of beam 3 is constant and in the case that the height and position of object 16 is constant, can realize with the second rotary shaft 5 as center of rotation,
Distance is the horizontal position adjustment on the second circumference of the radius of gyration between second rotary shaft 5 and object 16, with object 16
Target puts the enterprising successive step placement area in orientation.
Rotated in conjunction with tie-beam 3 relative to pedestal 1 around the first rotary shaft 2, in geometrical relationship, the second circumference just can be around
The continuous moving of first rotary shaft 2, the achievable most of region carried within the first circumference of position covering of object 16 can be made.
Wherein, the first rotary shaft 2 can realize 360 ° of rotations, and the second rotary shaft 5 is when rotating, due to double leval jib machine to be made
Structure avoids tie-beam 3, thus the second rotary shaft 5 just needs to stop moving to quadric chain close to tie-beam 3, the second rotation
The slewing area deficiency complete cycle of axle 5, such as 330 °.
Cantilever position is in view of a series of structures that tie-beam 3 subsequently connects, easily under gravity
Make tie-beam 3 that the phenomenon of downwarp occur.To overcome this problem, as shown in figure 1, horizontal level adjusting part also includes adjusting rod 4,
The first end of tie-beam 3 be vertically provided with upwardly extend increase portion, the both ends of adjusting rod 4 freedom with the portion of increasing respectively
End connects with the second end of tie-beam 3, preferably by be hinged mode, makes shape between the portion of increasing, tie-beam 3 and adjusting rod 4
Into triangular structure.The stability of triangular structure makes each pole length be not susceptible to change, so that the angle between each bar
Degree and the free degree are constant, and tie-beam 3 can be avoided to be produced downwarp by the influence of follow-up attachment structure weight, can be in carry an object
Tie-beam 3 is adjusted to be maintained at original state during 16.
On this basis, horizontal level adjusting part may also include the connecting pole 13 being vertically arranged, and the first of connecting pole 13
The head end with height and position adjusting part is held to be rotatably coupled in the horizontal plane, the second end is connected with picking and placeing component.Specifically,
As shown in figure 1, the 3rd rotary shaft 12 is set to be formed rotatably between the first end of connecting pole 13 and the bottom of head hinged seat 11
Connection, the 3rd rotary shaft 12 can realize 360 ° of rotations.In the case where the first rotary shaft 2 and the position of the second rotary shaft 5 are constant, energy
Enough realize with the 3rd rotary shaft 12 as center of rotation, distance is the radius of gyration between the 3rd rotary shaft 12 and the outer most edge of object 16
Horizontal position adjustment on whole 3rd circumference, putting position of the object 16 in target area and itself angles can be entered
Row fine setting.
The first rotary shaft 2, the second rotary shaft 5 and the 3rd rotary shaft 12 in the various embodiments described above can all be set, with
During object transport, object is flexibly and accurately placed to target location in the horizontal plane.Moreover, each rotary shaft and double leval jib
Without permanent order between the motion of mechanism, each movement step can be flexibly set according to demand, or each movement step is worn repeatedly
Insert and perform.
The motion of each rotary shaft can be operated by people, and for the ease of operation, operation handlebar is set on component is picked and placeed
Hand 15, for controlling each rotary shaft to move, to change the position of object 16 in the horizontal plane.Alternately, each rotary shaft also may be used
It is driven by actuator.
Further, in order that power assisting device in a non-operative state, i.e., after object 16 is carried, can make each part
Between keep being relatively fixed, improve the safety in utilization of power assisting device, power assisting device of the present utility model also includes holding part tightly,
Hold part tightly and be located at tie-beam 3 and pedestal 1, tie-beam 3 and height and position adjusting part tail end and/or connecting pole 13 and height position
Put the position being rotatably connected between adjusting part head end.Specifically, hold part tightly and may be provided at the rotation of the first rotary shaft 2, second
At the rotary shaft 12 of rotating shaft 5 and the 3rd.
With reference to the specific embodiment shown in Fig. 1, the more detailed structure of each part and annexation are described.Base
Seat 1 is the column construction with base, is integrally vertically arranged, and base is fixed in reference plane, and the upper end of pedestal 1 is provided with one admittedly
Fixed column, it is rotatably coupled between pedestal 1 and fixed column by the first rotary shaft 2, tie-beam 3 is horizontal-extending, and tie-beam 3
First end is located in fixed column, such as can be inserted the first end of tie-beam 3 in the mounting groove of fixed column, or in tie-beam 3
First end mounting interface is set to be set in the medium position of fixed column along its length.Fixed column is located at tie-beam more than 3
Part formed increase portion, the both ends of adjusting rod 4 are respectively hinged at the second end on the top of fixed column and tie-beam 3.
Second end of tie-beam 3 sets the mounting interface of hollow cylinder shape, will pass through the second rotary shaft 5 rotationally
Installed in the top of afterbody hinged seat 6.Afterbody hinged seat 6 is the frame-shaped structure towards principal arm 9 and from the opening of the side of arm 10,
In two side walls of frame-shaped structure opening respectively from top to bottom the hinged interface provided with principal arm 9, from the hinged interface of arm 10,
The hinged interface of actuator, also settable lightening grooves on afterbody hinged seat 6.Head hinged seat 11 is also towards principal arm 9 and from arm
The frame-shaped structure that 10 sides open, it is provided with principal arm 9 from top to bottom respectively in two side walls of frame-shaped structure opening
Hinged interface, the hinged interface from arm 10.Principal arm 9 and oblique to the direction of head hinged seat 11 from afterbody hinged seat 6 from arm 10
It is inclined upwardly.The bottom of head hinged seat 11 by the 3rd rotary shaft 12 with the top of connecting pole 13 that is vertically arranged rotationally
Connection, the bottom installation Suction cup assembly 14 of connecting pole 13.
Finally, the utility model additionally provides a kind of logistics handling system, including the power-assisted dress described in the various embodiments described above
Put., it is necessary to be carried to target location from initial position to objects such as all kinds of containers, goods during logistics is carried.By
In power assisting device of the present utility model can carry an object limit weight it is larger, for a kind of specific power assisting device, 0 can be carried
The object of~350kg weight, and object can be made to keep stable in handling process, it is thus possible to during logistics transportation
The carrying of most of object, the unloading after loading, logistics transportation before logistics transportation, play during goods movement it is great
Effect, object transport efficiency is improved, save manpower.
A kind of power assisting device provided by the utility model is described in detail above.It is used herein specifically
Embodiment is set forth to principle of the present utility model and embodiment, and the explanation of above example is only intended to help and understood
Method and its core concept of the present utility model.It should be pointed out that for those skilled in the art, do not taking off
On the premise of from the utility model principle, some improvement and modification can also be carried out to the utility model, these are improved and modification
Also fall into the protection domain of the utility model claims.