Summary of the invention
For the demand, the invention proposes a kind of automatic cleaning systems for tray of lithium batteries, may include
It is clear that pallet feeding cache module, pallet pull open flip module, pallet and material basket combination mechanism, shifting mechanical arm module, ultrasonic wave
Mold cleaning block, wind sweep module, vacuum drying module, cutting module, feed back basket module and blanking cache module.In the present invention, it holds in the palm
Disk is substantially rectangular.Pallet feeding cache module may include first straight line transmission line, steering unit, second straight line transmission line and
Baffle plate unit, and be configured to: it is piled up by the first straight line transmission line along the longitudinal direction conveying tray material of the pallet, it is described
Pallet material pile includes preset quantity and is in the pallet for freely piling up state;The adjacent first straight line of the steering unit
Transmission line and the second straight line transmission line, and it is configured to the pallet material pile for making to transmit along the pallet longitudinal direction
90 degree of steerings occur for the direction of motion, are moved hence into the second straight line transmission line with the short side direction along the pallet;And
And the baffle plate unit is used to make to pile up stop motion by the pallet material of the second straight line transmission line and be located
In predeterminated position, and baffle plate unit has rectangular base plate, a long side of the rectangular base plate and the second straight line transmission line
Tail end connection, another long edge position be equipped with flapper.
The pallet pulls open flip module and is arranged for the pallet material piling up predeterminated position described in lift-off, makes the support
The pallet in biscuit pile by it is described freely pile up state and be separated into each other there is prepsetting gap and turning over to turn 90 degrees, and
The pallet material pile is moved to close basket station and put it into material basket.
The pallet and material basket combination mechanism are for making the material basket be in the conjunction basket station.
The ultrasonic cleaning module be used for transferred load to through the shifting mechanical arm material basket of ultrasonic wave station into
Row ultrasonic cleaning.
The wind sweep module for through the shifting mechanical arm transfer load to wind sweep station through described in ultrasonic cleaning
Material basket is purged.
The vacuum drying module is used for the material through purging for transferring load to Drying station through the shifting mechanical arm
Basket is dried.
The cutting module pile up for taking out the pallet material from the dried material basket and is made described in it reverts to
State is freely piled up, and pallet material pile is moved into discharge station.
The feed back basket module is used for the empty material basket circle transmission to the conjunction basket station.And the blanking is slow
Storing module transports out of the discharge station for pallet material pile.
Further, the steering unit can have smooth rake and smooth flat part.The rake
Higher end connects the tail end of the first straight line transmission line, and lower one end of the rake connects the flat part.Institute
Flat part is stated with the rectangular shape almost the same with the pallet, wherein a short side of the flat part connects rake,
The first air cushion portion is provided at another short side, a long side connects the beginning of the second straight line transmission line, another long side
Place is provided with the second air cushion portion.First air cushion portion has the shape similar with the short side section that the pallet material is piled up, described
Second air cushion portion has the shape similar with the long side section that the pallet material is piled up;First air cushion portion includes being fixed on first
Multiple first air bags on bottom plate, wherein first air bag constitutes the inward faces in first air cushion portion;Second gas
Pad portion includes multiple second air bags being fixed on the second bottom plate, wherein second air bag constitutes the court in second air cushion portion
Inner surface;Also, each of described first air bag is connected to corresponding one in second air bag via passage gas,
The air flue is of the same size.
Preferably, the surface of the rake and the first straight line transmission line is at 5-9 degree angle.
Further, it may include clamping unit, Linear lifting translation unit and overturning that the pallet, which pulls open flip module,
Unit.The clamping unit includes the first grip block and the second grip block being arranged toward each other, and first grip block and
The distance between second grip block is adjustable;First grip block is equipped with multiple first clamping member, and adjacent described
Connected between first clamping member by extensible link, enable to adjust by motor adjacent described first clamping member it
Between distance;Second grip block is equipped with multiple second clamping pieces, and passing through between adjacent second clamping piece can
Shrinking connecting-rod connection, enables to adjust adjacent the distance between second clamping piece by motor.The clamping is single
Member is mechanically connected by first grip block and second grip block and the Linear lifting translation unit, so as to borrow
The Linear lifting translation unit is helped to adjust height and the horizontal position of the clamping unit;And the clamping unit passes through institute
It states the first grip block and second grip block is connect with the roll-over unit, so as to make to clamp by the roll-over unit
Unit is flipped.
Further, the ultrasonic cleaning module may include the rinse bath for accommodating cleaning solution, ultrasonic wave generation list
Member and auxiliary cleaning unit.The auxiliary cleaning unit includes water pump, inner and outer shell, two input nozzles, central axis, drivings
Wheel, mixed turbine, the first and second passive air inlets, the inner housing and the outer housing are fixed on the center by sealing bearing
On axis, to limit first fluid space between the outer housing and the inner housing, the inner housing and it is described in
Second fluid space is limited between mandrel;The outer housing lower part is formed with the first taper canister portion, inner housing lower part shape
At there is the second taper canister portion, is limited between the end of the second taper canister portion and the mixed turbine and lead to the first fluid
The outlet in the second fluid space in space limits first fluid between the end of the first taper canister portion and the mixed turbine
The outlet in space;The input nozzle connects the water pump, and is arranged on the side of the outer housing and jet expansion is aligned
The blade of the driving wheel;The upper end surface of the outer housing is arranged in the first passive air inlet, and is located at the driving
Wheel top, and the second passive air inlet is arranged in the lateral position of the inner housing, and it is located at the driving wheel and described
Between mixed turbine.
Preferably, the ultrasonic cleaning module may include multiple auxiliary cleaning units, and during the work time,
The pallet material pile is oriented to make one be equipped in the auxiliary cleaning unit between the adjacent pallet.
Further, it may include high-pressure air source, multiple rows of tuyere and servo mechanism that the wind, which sweeps module,.The tuyere includes
Hollow round table shape shell, cylindrical inner prop and venthole, the periphery of the inner prop are provided with a plurality of helicla flute, and the helicla flute abuts
For the inner sidewall of the shell to form a plurality of helical intake, axial pore, the axial direction is arranged in the narrow end surface center of the shell
Pore is connected to form venthole by inside conical cavity and the helical intake.
Preferably, for the angle of the bottom surface of the helicla flute and the inner prop between 10-15 degree, the inside cone is empty
For the interior cone angle of chamber between 60-65 degree, the length of the inner prop is 20-26cm, and the diameter of the helical intake is 3-6mm.
Further, the vacuum drying module may include vacuum tank, vacuum unit and heating unit.
Further, the cutting module may include clamping unit, Linear lifting translation unit and roll-over unit;It is described
Clamping unit includes the first grip block and the second grip block being arranged toward each other, and first grip block and described second presss from both sides
It is adjustable to hold the distance between plate;First grip block is equipped with multiple first clamping member, and adjacent described first clamping member
Between by extensible link connect, enable to adjust adjacent the distance between described first clamping member by motor;
Second grip block is equipped with multiple second clamping pieces, and is connected between adjacent second clamping piece by extensible link
It connects, enables to adjust adjacent the distance between second clamping piece by motor;The clamping unit passes through described
First grip block and second grip block and the Linear lifting translation unit are mechanically connected, so as to by the straight line
Promote height and horizontal position that translation unit adjusts the clamping unit;And the clamping unit is clamped by described first
Plate and second grip block are connect with the roll-over unit, so as to turn over clamping unit by the roll-over unit
Turn.
Specific embodiment
Cleaning system for tray of lithium batteries of the invention includes that pallet feeding cache module, pallet pull open turning mould
Block, pallet and material basket combination mechanism, shifting mechanical arm module, ultrasonic cleaning module, wind sweep module, vacuum drying module, under
Expect module, feed back basket module, blanking cache module.
Fig. 1 shows the structural schematic diagram of pallet feeding cache module of the invention.As shown in Figure 1, pallet feeding caches
Module may include first straight line transmission line, steering unit, second straight line transmission line and baffle plate unit.
During the work time, manually pallet material is piled up and is placed on first straight line transmission line so that pallet material is piled up to forward pass
It is defeated.It is provided with weight sensor on first straight line transmission line, for sensing the variation of load capacity on first straight line transmission line, i.e.,
Because of the weight change caused by placement tray material pile.In the present invention, the weight gain that detects when weight sensor and default
When value is not inconsistent, i.e., tray number and preset value (example included in the pallet material currently placed on first straight line transmission line pile
Such as 7) when not being inconsistent, motor break-off in first straight line transmission line or revolving speed is reduced, and by first straight line transmission line
Warning device sound an alarm.
Steering unit is arranged to connect with the beginning of the tail end of first straight line transmission line and second straight line transmission line, for making
90 degree of steerings occur for the direction of motion of the pallet material pile of first straight line transmission line output, hang down hence into first straight line transmission line
The second straight line transmission line being directly arranged.In the present invention, for manually-operated convenience, on first straight line transmission line, pallet
Expect that the direction of motion of pile is parallel with the long side of pallet, correspondingly, on second straight line transmission line, the direction of motion of pallet material pile will
Become parallel with the short side of pallet.
Steering unit has rake and flat part (being not shown for reasons of clarity).The connection of rake one end
The tail end of first straight line transmission line, the other end then connect flat part, and (opposite with relatively small coefficient of friction
For linear transmission line).Therefore, when pallet material pile is driven to the tail end of first straight line transmission line, will be made based on inertia
With enter steering unit rake, and along rake acceleration be snapped down to flat part.
Flat part has the shape almost the same with pallet and is slightly larger than pallet, and has relatively small coefficient of friction.?
In the present invention, pallet is rectangular shape, and correspondingly flat part has substantially rectangular shape, and a short side connects rake,
To receive pallet material pile.The first air cushion portion (not shown) is provided at another short side in rectangular planar portion.Rectangular planar portion
Long side connection second straight line transmission line beginning, and another long edge position is then provided with the second air cushion portion (not shown).
First air cushion portion has the shape similar with the short side section that pallet material is piled up, and the second air cushion portion has and pallet material
The similar shape in the long side section of pile.First air cushion portion may include multiple first air bags being fixed on the first bottom plate, wherein
First air bag constitutes the inward faces in the first air cushion portion.Second air cushion portion may include multiple second be fixed on the second bottom plate
Air bag, wherein the second air bag constitutes the inward faces in the second air cushion portion.Each first air bag connects with corresponding second airbag gas
It is logical, and the air flue between preferably each first air bag and corresponding second air bag is configured to be of the same size and length.
According to the present invention, when pallet material pile accelerate into flat part via rake when, will at once with the first air cushion portion
It hits, and stops the movement on first straight line transmission line direction under the action of the first air cushion portion.At the same time, it is holding in the palm
Biscuit is piled up under the effect of impact between the first air cushion portion, the quilt under the extruding of impact force of the Incompressible gas in the first air bag
The first air bag is discharged, and enters the second air bag along air flue, to be inflated to the second air bag.Due to the first air bag and the second gas
Air flue length having the same between capsule, therefore, multiple second air bags in the second air cushion portion will obtain the substantially same time
Inflation, and heave inwardly, so that inside active force is generated to the pallet material pile for relying on the second air cushion portion on flat part, by pallet
Material pile is pushed towards the beginning of second straight line transmission line.Those skilled in the art are based on foregoing description it is understood that rake
Tilt angle and rake and the smooth surface of flat part are beneficial to be that pallet material pile is provided by first straight line transmission line
Kinergety realizes 90 degree of steerings of the pallet material pile direction of motion.It, can be with very simple resistance to by steering unit of the invention
Structure and 90 degree of steerings that the pallet material moved pile is realized without additional energy consumption, so as to avoid existing machinery steering mechanism
In labyrinth and may to pallet material pile up caused by mechanical damage.
Second straight line transmission line moves pallet material pile along pallet short side direction, and enters baffle plate unit (not in its tail end
It shows completely).Baffle plate unit has substantially rectangular bottom plate, and the tail of a long side and second straight line transmission line of rectangular base plate
End connection is equipped with flapper in another long edge position of rectangular base plate.When pallet material pile enters in baffle plate unit, flapper
It is moved driven by the motor to predeterminated position, to pallet material pile be positioned, so as to subsequent operation.Those skilled in the art
It is readily appreciated that, the predeterminated position of flapper can be configured according to the size of pallet, no longer specific herein to discuss.
In the present invention, based on the considerations of stability and impact force, rake is preferably configured to transmit with first straight line
At 5-9 degree angle it is further preferred that smooth baffle can be set, in the two sides of rake with limit in the load-bearing surface of line
The movement of pallet material pile processed.
Pallet pulls open flip module and is located above the baffle plate unit of pallet feeding cache module comprising clamping unit, straight
Line promotes translation unit and roll-over unit.
As Figure 2-3, clamping unit may include the first grip block and the second grip block being arranged toward each other, and the
The distance between one grip block and the second grip block are adjustable, such as can realize as shown in the figure by motor and slide bar/guide rail.
First grip block is equipped with multiple first clamping member, by extensible link connection between adjacent clamping piece, make it possible to by
Motor adjusts the distance between adjacent clamping piece.Second grip block is equipped with multiple second clamping pieces, leads between adjacent clamping piece
Extensible link connection is crossed, makes it possible to adjust the distance between adjacent clamping piece by motor.Here, adjacent first (the second)
Default distance between clamping piece corresponds to the distance between adjacent trays in the pallet material pile freely piled up under state.
Clamping unit is connect by the first and second grip blocks with Linear lifting translation unit, so as to mention by straight line
It rises translation unit and adjusts the height of clamping unit, and adjust its position in the plane;Meanwhile clamping unit also passes through first
It is connect with the second grip block with roll-over unit, so as to be flipped clamping unit by roll-over unit.As an example, turning over
Turning unit can be realized by cylinder and shaft, all as shown in Figure 3.
After positioning in baffle plate unit to pallet material pile, Linear lifting translation unit drives clamping unit decline
To predeterminated position, it is located at pallet material pile between the first grip block and the second grip block of clamping unit.Then, clamping unit tune
The distance of the first grip block and the second grip block is saved, so that first clamping member and the second opposite clamping piece and phase in pallet material pile
The pallet answered forms clamping contact.When the first and second clamping pieces in clamping unit are equal to each pallet in pallet material pile
It is formed after clamping, Linear lifting translation unit driving clamping unit rises to predetermined altitude, while clamping unit adjusting is adjacent
The distance between first (the second) clamping piece, so that between the pallet in pallet material pile is separated by the state freely piled up
With prepsetting gap (such as 7.5cm).Finally, making clamping unit that 90 degree of overturnings occur by roll-over unit, so that freely piling up shape
The pallet material pile of state becomes the state for being suitable for attaching together with material basket.
Pallet and material basket combination mechanism include material basket positioning unit, for the material basket of transmission to be positioned at station to be attached together.
Pallet material pile through separation overturning is moved to above material basket by Linear lifting translation unit, and will by clamping unit
Pallet is put into material basket.
Shifting mechanical arm module includes a pair of of manipulator and mobile mechanism, such as shown in Fig. 4.Manipulator is under motor driven
Material basket is caught, and is moved under the action of mobile mechanism.
Shifting mechanical arm module will expect that basket transfers load to ultrasonic wave station, and place it in ultrasonic cleaning module.
Ultrasonic cleaning module includes accommodating rinse bath (as shown in Figure 5), the ultrasonic wave generating unit of cleaning solution (not show
Out) and assist cleaning unit (as shown in Figure 6).
As known to those skilled in the art, ultrasonic wave generating unit usually may include energy converter and generator, wherein transducing
Device receives the energy provided by generator, and converts thereof into mechanical vibrational energy.Ultrasonic wave generating unit, which can be set, to be cleaned
In slot on suitable position, for providing ultrasonic signal into rinse bath.Preferably, can be arranged in the bottom of rinse bath more
A ultrasonic wave generating unit.
As shown in fig. 6, auxiliary cleaning unit may include water pump (not shown), inner and outer shell, two input nozzles, centers
Axis, driving wheel, mixed turbine, the first and second passive air inlets.Inner and outer shell is fixed on central axis by sealing bearing, and inside
First fluid space is limited between outer housing, second fluid space is limited between inner housing and central axis, wherein outer housing
Lower part is formed with the first taper canister portion, and correspondingly inner housing lower part is also formed with the second taper canister portion.Second taper canister portion
First fluid space is led in the outlet that second fluid space is limited between end and mixed turbine.The end of first taper canister portion
The outlet that first fluid space is limited between end and mixed turbine, the liquid outlet as auxiliary cleaning unit.
Two input nozzles are arranged in shell side, and jet expansion is substantially aligned with the blade of driving wheel.First is passive
Air inlet is located above driving wheel, and endface on the shell is arranged.Water pump extracts the liquid in rinse bath out, and sprays via input
Mouth is sprayed to the blade of driving wheel, so that driving wheel, central axis and mixed turbine be made to rotate jointly.Air near driving wheel
By the high speed impact of liquid, while liquid and air are got rid of by driving wheel to outer casing inner wall, are thus formed about in driving wheel low
Pressure area, thus air enters first fluid space, and impact and driving wheel of the air in liquid via the first passive air inlet
It is ground into tiny bubble under the dissection of blade, is pre-mixed with liquid.
The liquid for being mixed with air reaches mixed gas via the space between the first and second taper canister portions under the effect of gravity
Near wheel, the liquid of attachment is got rid of the outlet to first fluid space by high-speed rotating mixed turbine, meanwhile, second fluid space
It is formed with low-pressure area, thus air also will enter second via the second passive air inlet (it is set on the side of inner housing)
Body space.The air sucked in second fluid space under the shearing and peptizaiton of mixed turbine disperse at tiny bubble and with it is attached
Close liquid is sufficiently mixed, to be formed about the high-speed liquid rich in bubble in mixed turbine, this liquid is via first fluid
The outlet in space is spouting from cleaning auxiliary unit.It should be readily apparent to one skilled in the art that in use, driving wheel is located at
On the liquid level of rinse bath, mixed turbine is located under the liquid level of rinse bath.
In the present invention, due to the pallet in pallet material pile when entering ultrasonic cleaning module via freely stacking
State becomes discrete state that is vertical and there is preset interval each other, may include therefore, in ultrasonic cleaning module multiple auxiliary
Cleaning unit is helped, and cleaning unit is assisted to be configured between two neighboring pallet.Under this configuration, auxiliary cleaning is single
High pressure (high speed) water flow of member output will impact the tray surface of two sides and flow up along surface, so that enhancing is to pallet
The cleaning ability on surface;At the same time, due to being rich in a large amount of bubble, these gas in the high pressure water flow of auxiliary cleaning unit output
The presence of bubble can also enhance ultrasonic cleaning effect, substantially improve ultrasonic cleaning efficiency.In addition, being borrowed in auxiliary cleaning unit
It helps the impact of input water flow to generate pull of vacuum, reduces energy required for air sucks, while this specific structure energy
Enough guarantee continuous gas entry, it is ensured that mixed gas effect;Moreover, it should be readily apparent to one skilled in the art that depositing due to auxiliary cleaning unit
Bulk particle that may be present can be crushed under the blade effect in auxiliary cleaning unit in rinse bath, therefore can be had
Effect avoids because the presence of these bulk particles may be to the damage of tray surface, and to pump in water impact tray surface
Damage.
After ultrasonic cleaning, the material basket piled up equipped with pallet material is transferred load to wind and sweeps module by shifting mechanical arm module.Wind
Sweeping module includes high-pressure air source, multiple rows of tuyere and servo mechanism.Tuyere is under the drive of servo mechanism from top to down to pallet
Surface is purged, and the moisture for remaining on tray surface is blown off.
As shown in fig. 7, tuyere includes hollow round table shape shell, cylindrical inner prop and venthole.Inner prop periphery is provided with a plurality of
Helicla flute, helicla flute abut housing interior side-wall to form a plurality of helical intake, axial pore are arranged in the narrow end surface center of shell,
It is connected to form venthole by the cavity and helical intake of inside cone.In the present invention, helicla flute and inner prop bottom surface
Angle between 10-15 degree, the interior cone angle of inner chambers between 60-65 degree, interior column length be 20-26cm, helical intake
Diameter be 3-6mm so that form longer flow channel inside tuyere, and gas has biggish tangential flow velocity,
To enhance the speed of tuyere output gas and there is specific flow direction property, it can be effectively improved and blow compared to common tuyere
Sweep effect.
Being dried in vacuo module includes vacuum tank, vacuum unit and heating unit.Shifting mechanical arm module will be purged
Material basket is put into vacuum tank.Heating unit is internally heated vacuum tank, while vacuum unit carries out vacuum tank inside
Vacuumize process.It should be readily apparent to one skilled in the art that common heating drying mode is compared in this vacuum drying module,
Drying efficiency can be significantly improved.In the present invention, as an example, heating unit may include resistance wire or any other adds
Thermal element, vacuum unit may include vacuum pump.
After completing vacuum drying treatment to material basket, pallet material is piled up by cutting module and is taken out from material basket, and makes it
It reverts to and freely piles up state.In the present invention, cutting module, which can have, pulls open the identical structure of flip module with pallet,
Including clamping unit, Linear lifting translation unit and roll-over unit.Clamping unit may include the first folder being arranged toward each other
Plate and the second grip block are held, and the distance between the first grip block and the second grip block are adjustable.First grip block is equipped with multiple
First clamping member is connected by extensible link between adjacent clamping piece, enable by motor adjust adjacent clamping piece it
Between distance.Second grip block is equipped with multiple second clamping pieces, is connected between adjacent clamping piece by extensible link, so that
The distance between adjacent clamping piece can be adjusted by motor.At this point, the default distance between adjacent first (the second) clamping piece
Corresponding to the distance between adjacent trays in the pallet material pile under discrete state.Clamping unit passes through the first and second clampings
Plate is connect with Linear lifting translation unit, so as to adjust the height of clamping unit by Linear lifting translation unit;Meanwhile
Clamping unit also passes through the first and second grip blocks and connect with roll-over unit, so as to send out clamping unit by roll-over unit
Raw overturning.
When shifting mechanical arm module will expect that basket transfers load to discharge station from vacuum drying module, Linear lifting translation unit
Driving clamping unit drop to predeterminated position, make pallet material pile be located at clamping unit the first grip block and the second grip block it
Between.Then, clamping unit adjusts the distance of the first grip block and the second grip block, so that first clamping member and the second opposite folder
Gripping member forms clamping contact with corresponding pallet in pallet material pile.When the first and second clamping pieces in clamping unit are to pallet
Each pallet in material pile is respectively formed after clamping, and Linear lifting translation unit driving clamping unit rises to predetermined altitude, together
When clamping unit adjust the distance between adjacent first (the second) clamping piece so that the pallet in pallet material pile is extensive by discrete state
Again at the state being in contact with each other.Finally, making clamping unit that 90 degree of overturnings occur by roll-over unit, so that pallet material pile becomes freely
Pile up state.
Feed back basket module is used for empty material basket circle transmission to conjunction basket station, for example, it can be the form of transmission line,
Such as shown in Fig. 8.
Meanwhile by the Linear lifting translation unit and clamping unit in control cutting module, it will be in and freely pile up shape
The pallet material of state, which piles up, to be placed on blanking cache module.Blanking cache module includes transmission line and reminding unit, wherein transmission line
On be additionally provided with weight sensor and baffle.There is preset change when the weight sensor on transmission line senses upper load capacity
Change, i.e., because of the weight change caused by placement tray material pile when, the motor in transmission line is actuated to pile up in pallet material and transport out of down
Expect station.When pallet material pile moves to transmission line baffle position, the motor of transmission line stops, while reminding unit is issued and reminded
Signal, to notify that it is stand-by that worker in a manual manner removes cleaned pallet material pile.
By pallet cleaning system proposed by the invention, mode that can be full-automatic and energy-efficient is realized to pallet
Cleaning solves the shortcomings of the prior art.
In the foregoing description, the principle of the present invention is retouched referring to specific illustrative embodiment of the invention
It states.It will be obvious, however, to one skilled in the art, that without departing substantially from spirit of the invention defined in the appended claims
And in the case where range, the present invention can be carry out various modifications or be changed.Therefore, specification and its attached drawing should be considered as and is shown
Example property is and not restrictive.