Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide one kind to can reduce in substrate transport process
There is particle contamination, and can be improved the transhipment cabin for semiconductor substrate storage transport of substrate transfer efficiency.
To achieve the above object, the present invention provides the following technical scheme that a kind of store transport for semiconductor substrate
Transport cabin, the cabin including upper end opening, in being symmetrically respectively arranged with mutually matched put on the narrow side in the cabin intracorporal two
Device is set, the apparatus for placing presents lower vertical direction in cabin and is evenly arranged at least one layer, and the upper end of the cabin is opened
Air curtain sealing device is provided at mouthful, is provided with controller and external power supply port on the outside of the cabin, on the apparatus for placing
Be provided with the first detection device, be provided with second detection device at the upper end opening of the cabin, first detection device and
Second detection device is electrically connected the input terminal of controller, and the output end of the controller is electrically connected apparatus for placing and air curtain
The control terminal of sealing device, the input terminal of the external power supply port connect external alternating current, the output end point of external power supply port
Not Lian Jie controller, apparatus for placing, air curtain sealing device, the first detection device and second detection device power end.
By using above-mentioned technical proposal, controller, apparatus for placing, air curtain sealing device, the first detection device and second
Detection device connects electricity operation, and when cabin is located at the first processing workshop, substrate is stored into cabin, in substrate by mechanically grabbing
When taking the opening for being moved to cabin, second detection device detects substrate position information, and controller controls air curtain sealing device
Out of service, substrate is moved in cabin by cabin opening, when in cabin, intracorporal apparatus for placing is multilayer, is put by next layer
It sets the first detection device on device and detects on the apparatus for placing of this layer whether have substrate, so that the opening of controller apparatus for placing
Or closure, when next layer of apparatus for placing is to place substrate, controller controls upper one layer of apparatus for placing and opens, and facilitates substrate in cabin
It is moved down on next layer of apparatus for placing in vivo, after next layer of apparatus for placing is placed with substrate, upper one layer of apparatus for placing is closed
It closes, substrate is placed on the apparatus for placing of this layer.
The present invention is further arranged to: the apparatus for placing includes mounting base, the first rotating turret, the second rotating turret and miniature
Electric cylinder, is symmetrical set that there are two through slots in the mounting base, and first rotating turret is rotatably installed in a through slot, described
Second rotating turret is rotatably installed in another through slot, and first rotating turret and the second rotating turret are towards towards one on the outside of cabin
Miniature electric cylinder is set between end, is rotatablely connected between telescopic rod one end and the first rotating turret of the miniature electric cylinder, it is described
One end of the cylinder body of miniature electric cylinder towards the second rotating turret is provided with connecting rod, and the connecting rod and the rotation of the second rotating turret connect
It connects.
By using above-mentioned technical proposal, the operation of miniature electric cylinder is controlled by controller, enables miniature electric cylinder
It enough does elongation and shortens operation, after the elongation of miniature electric cylinder, be able to drive the first rotating turret and the synchronization of the second rotating turret is being pacified
It is run on dress seat, so that the first rotating turret is set in parallel with the second rotating turret, and the other side apparatus for placing of corresponding matching
Identical operation is done, so that substrate is facilitated to can be placed on the rotating turret after cooperating, it, can after the shortening of miniature electric cylinder
It drives the first rotating turret and the synchronization of the second rotating turret to rotate in mounting base, and forms Figure of eight structure, while corresponding matching is another
Side apparatus for placing also does identical operation, so that forming larger space between mutually matched rotating turret, facilitates substrate that can wear
If crossing the rotating turret at this, it is placed on the mutually matched apparatus for placing of lower layer.
The present invention is further arranged to: first detection device includes pressure sensor and the first infrared tube sensing
The transmitting terminal of device, the first infrared tube sensor is arranged in a mounting base, the receiving end of the first infrared tube sensor
Be arranged in in another mounting base of above-mentioned mounting base corresponding matching, it is horizontal between the transmitting terminal and receiving end of the first infrared tube
Setting pairing, there are two the pressure sensor settings, and two pressure sensors are separately positioned on to corresponding first rotating turret
On the second rotating turret, and pressure sensor is located at the first rotating turret towards at the intracorporal one end top surface edge in cabin, and second turn
Pressure sensor setting identical as the pressure sensor on the first rotating turret in moving frame, the signal output end of the first infrared tube
The input terminal of controller is all connected with the signal output end of pressure sensor.
By using above-mentioned technical proposal, position is generated when substrate is moved at upper one layer of the first infrared tube sensor
It sets detection signal and is input to controller, next layer of pressure sensor information is then detected by controller, in next stressor layer
When sensor is light condition, the miniature electric cylinder that controller controls one layer shortens, so that upper one layer of apparatus for placing is opened,
Substrate is facilitated to pass through the apparatus for placing at this, after controller detects next layer of pressure sensor to be placed with substrate, control
Device control miniature electric cylinder processed is in elongation state, and substrate can be placed on the apparatus for placing at this.
The present invention is further arranged to: the air curtain sealing device includes mutually matched wind pushing mechanism and air suction mechanism,
The upper end opening side of cabin is arranged in the wind pushing mechanism, and the upper end opening other side of cabin is arranged in air suction mechanism, air-supply
Mechanism and air suction mechanism are equipped in opposite direction, are formed at the upper end opening of cabin and are formed between wind pushing mechanism and air suction mechanism
Seal air curtain.
By using above-mentioned technical proposal, wind pushing mechanism generates uniform plane air-flow, is moved to air suction mechanism, suction ventilator
Structure absorbs air-flow, in wind pushing mechanism and air suction mechanism continuous service, so that shape between wind pushing mechanism and air suction mechanism
At uniform air curtain wall, air curtain sealing is carried out to the opening of cabin, external environment is isolated with progress air curtain inside cabin, is avoided
External fines enter in cabin, cause particle contamination to the intracorporal substrate in cabin.
The present invention is further arranged to: the wind pushing mechanism includes air curtain, filter, bar shaped air outlet, the filtering
Device is arranged on the air inlet of air curtain, and the upper end opening side of cabin, and bar shaped air outlet is arranged in the bar shaped air outlet
Length it is identical as a side length of the upper end opening of cabin, the air outlet of air curtain is connected to bar shaped air outlet, the air curtain
The output end of the power end connection external power supply port of machine, the output end of the control terminal connection controller of air curtain.
By using above-mentioned technical proposal, after the air of external environment is filtered by filter, formed into air curtain
Even air-flow, blown out by bar shaped air outlet to be formed be used to form sealing air curtain uniform air flow can by the setting of filter
It reduces when the generation of particle and air curtain air-flow are located at cabin opening in air curtain and air-flow loss occurs, particle is caused to enter in cabin
The case where.
The present invention is further arranged to: the air suction mechanism includes bar shaped air inlet, suction ventilator and bumping bag, the bar shaped
The side that bar shaped air outlet is corresponded in the upper end opening of cabin is arranged in air inlet, and the air inlet connection bar shaped of the suction ventilator is inhaled
Air port, the outlet of suction ventilator connect bumping bag, the output end of the power end connection external power supply port of the suction ventilator, suction ventilator
Control terminal connection controller output end.
By using above-mentioned technical proposal, air curtain air-flow is passed sequentially through through bar shaped air inlet, suction ventilator, bumping bag, item
The setting of shape air inlet can be collected air curtain air-flow, can maintain, pass through to the flat shape of air curtain air-flow
The air suction function of suction ventilator is arranged, and can be avoided the case where air curtain air-flow weakens at air inlet, passes through the setting of bumping bag, energy
It is enough that reduction operation is carried out to the air that suction ventilator is blown out, it avoids the formation of air blast and unnecessary influence is caused on workshop condition.
The present invention is further arranged to: the second detection device is the second infrared tube sensor, the second infrared tube
The transmitting terminal of sensor is arranged on the uper side surface of bar shaped air outlet, and the receiving end of the second infrared tube sensor is arranged in item
On the uper side surface of shape air inlet, transmitting terminal and the receiving end level of the second infrared tube are equipped with.
By using above-mentioned technical proposal, when substrate is located at cabin upper opening portion, the detection of the second infrared tube sensor
To location information, controller can control suction ventilator and air curtain is out of service.
The present invention is further arranged to: the testing agency upper surface of the pressure sensor is provided with super soft type rubber pad.
By using above-mentioned technical proposal, when substrate is placed on super soft type rubber pad, it can be avoided substrate and place
The contact of device, the case where causing substrate to wear.
The present invention is further arranged to: the lightning shape notch after the section of the through slot is combined in vertical slots and skewed slot is set
It sets, by the stretching operation of miniature electric cylinder between first rotating turret and the second rotating turret, so that the first rotating turret and the
It is symmetrical arranged on through slot in Parallel Symmetric setting or eight words between two rotating turrets.
By using above-mentioned technical proposal, rotating turret rotates in mounting base, can be in parastate between rotating turret
When, by the rotation of the boundary rotation-limited frame of vertical slots, when between rotating turret in eight word states, pass through the bevel edge side of skewed slot
The rotation of boundary position rotating turret.
The present invention is further arranged to: the external power supply port is slidingtype connection sheet, is pacified on outer conveyor belt frame body
Conductor rail equipped with connection alternating current, slidingtype connection sheet contact at conductive track surface.
, by the cooperation of conductor rail and connection sheet, it can reduce and lead when cabin is mobile by using above-mentioned technical proposal
Line connect the harness damage situation caused by conducting wire is external and long-time use occurred with cabin.
The present invention has an advantage that being coupled by cabin and multilayer apparatus for placing, so that can put in cabin
Storage multi-lager semiconductor substrate is set, so that improving disposable substrate transfer efficiency can by the setting of air curtain sealing device
Contacting between isolation cabin and external environment avoids the particle in transmission process in environment and enters in cabin to substrate surface
The case where causing particle contamination passes through the setting of the first detection device, energy after being provided at least two layers of apparatus for placing in cabin
Enough to carry out substrate placement detection to multilayer apparatus for placing, when lower layer's apparatus for placing is to be placed with substrate, controller can be controlled
Upper layer apparatus for placing is device for opening, and semiconductor substrate is facilitated to be displaced downwardly on lower layer's apparatus for placing in cabin, passes through the second inspection
The setting for surveying device, when having detected manipulator close to cabin opening, controller can control air curtain and suction ventilator stops
Work, avoids cabin opening from air-flow occur and quickly flows, and causes the movement of fine particle to the substrate of disengaging cabin opening
The case where causing particle scuffing or particle to adhere to.
Specific embodiment
Shown in 5, a kind of transhipment cabin for semiconductor substrate storage transport of the present embodiment, including upper end
The cabin 1 of opening, it is described to put in being symmetrically respectively arranged with mutually matched apparatus for placing on two narrow sides in the cabin 1
Set device presented in cabin 1 lower vertical direction be evenly arranged with it is at least one layer of (when apparatus for placing is provided with multilayer, the bottom
Apparatus for placing on pressure sensor 10 is only installed, reduce the setting of infrared tube sensor and miniature electric cylinder 7, rotating turret it
Between be always in parallel closed state), be provided with air curtain sealing device at the upper end opening of the cabin 1, set on the outside of the cabin 1
It is equipped with communication connection between controller 2(controller and workshop external control server, external control server can receive cabin
On controller information, and the manipulator for crawl substrate is accurately manipulated) and external power supply port 3, the placement
It is provided with the first detection device on device, second detection device, first detection are provided at the upper end opening of the cabin 1
Device and second detection device are electrically connected the input terminal of controller 2, and the output end of the controller 2, which is electrically connected, places dress
The control terminal with air curtain sealing device is set, the input terminal of the external power supply port 3 connects external alternating current, external power supply port 3
Output end be separately connected controller 2, apparatus for placing, air curtain sealing device, the first detection device and second detection device electricity
Source.
The apparatus for placing includes mounting base 4, the first rotating turret 5, the second rotating turret 6 and miniature electric cylinder 7, the installation
It is symmetrical set on seat 4 there are two through slot 8, first rotating turret 5 is rotatably installed in a through slot 8, second rotating turret 6
It is rotatably installed in another through slot 8, first rotating turret 5 and the second rotating turret 6 are towards between one end towards 1 outside of cabin
Miniature electric cylinder 7 is set, is rotatablely connected between telescopic rod one end of the miniature electric cylinder 7 and the first rotating turret 5, it is described miniature
One end of the cylinder body of electric cylinder 7 towards the second rotating turret 6 is provided with connecting rod 9, and the connecting rod 9 and the second rotating turret 6 rotate
Connection.
First detection device includes pressure sensor 10 and the first infrared tube sensor 11, and described first is infrared right
The transmitting terminal of tube sensor 11 is arranged in a mounting base 4, the receiving end setting of the first infrared tube sensor 11 with it is above-mentioned
In another mounting base 4 of 4 corresponding matching of mounting base, pairing is horizontally disposed between the transmitting terminal and receiving end of the first infrared tube,
There are two the pressure sensor 10 settings, and two pressure sensors 10 are separately positioned on to corresponding first rotating turret 5 and the
On two rotating turrets 6, and pressure sensor 10 is located at the first rotating turret 5 towards at one end top surface edge in cabin 1, and second turn
The setting identical as the pressure sensor 10 on the first rotating turret 5 of pressure sensor 10 in moving frame 6, the signal of the first infrared tube
The signal output end of output end and pressure sensor 10 is all connected with the input terminal of controller 2.
The air curtain sealing device includes 16 structure of mutually matched wind pushing mechanism and suction ventilator, and the wind pushing mechanism setting exists
The upper end opening other side of cabin 1, wind pushing mechanism and suction ventilator 16 is arranged in the upper end opening side of cabin 1,16 structure of suction ventilator
Structure is equipped in opposite direction, is formed at the upper end opening of cabin 1 between 16 structure of wind pushing mechanism and suction ventilator and is formed sealing air curtain.
The wind pushing mechanism includes air curtain 12, filter 13, bar shaped air outlet 14, and the filter 13 is arranged in air curtain
On the air inlet of machine 12, the upper end opening side of cabin 1, and the length of bar shaped air outlet 14 is arranged in the bar shaped air outlet 14
Identical as a side length of the upper end opening of cabin 1, the air outlet of air curtain 12 is connected to bar shaped air outlet 14, the air curtain
The output end of 12 power end connection external power supply port 3, the output end of the control terminal connection controller 2 of air curtain 12.
16 structure of suction ventilator includes bar shaped air inlet 15, suction ventilator 16 and bumping bag 17, and the bar shaped air inlet 15 is set
The side that bar shaped air outlet 14 is corresponded in the upper end opening of cabin 1 is set, the air inlet of the suction ventilator 16 is connected to bar shaped air draught
Mouth 15, the outlet of suction ventilator 16 connect bumping bag 17, the output of the power end connection external power supply port 3 of the suction ventilator 16
End, the output end of the control terminal connection controller 2 of suction ventilator 16.
The second detection device is the second infrared tube sensor 18, and the transmitting terminal of the second infrared tube sensor 18 is set
It sets on the uper side surface of bar shaped air outlet 14, bar shaped air inlet 15 is arranged in the receiving end of the second infrared tube sensor 18
On uper side surface, transmitting terminal and the receiving end level of the second infrared tube are equipped with.
The testing agency upper surface of the pressure sensor 10 is provided with super soft type rubber pad 19.
Lightning shape notch after the section of the through slot 8 is combined in vertical slots and skewed slot is arranged, 5 He of the first rotating turret
Pass through the stretching operation of miniature electric cylinder 7 between second rotating turret 6, so that logical between the first rotating turret 5 and the second rotating turret 6
It is symmetrical arranged on slot 8 in Parallel Symmetric setting or eight words.
The external power supply port 3 is slidingtype connection sheet, and the conduction of connection alternating current is equipped on outer conveyor belt frame body
Rail 20, slidingtype connection sheet contact at 20 surface of conductor rail, and above-mentioned electric connection mode is similar to the contact connectio mode of electric car.
By using above-mentioned technical proposal, by being coupled for cabin 1 and multilayer apparatus for placing, so that energy in cabin 1
It is enough to place storage multi-lager semiconductor substrate, so that improve disposable substrate transfer efficiency, by the setting of air curtain sealing device,
Contacting between cabin 1 and external environment can be isolated, avoid the particle in transmission process in environment and enter in cabin 1 to base
Plate surface causes the case where particle contamination, after at least two layers of apparatus for placing is provided in cabin 1, passes through the first detection device
Setting can carry out substrate to multilayer apparatus for placing and place detection, when lower layer's apparatus for placing is to be placed with substrate, controller 2
It is device for opening that upper layer apparatus for placing, which can be controlled, and semiconductor substrate is facilitated to be displaced downwardly on lower layer's apparatus for placing in cabin 1, is led to
The setting for crossing second detection device, when having detected manipulator close to 1 opening of cabin, controller 2 can control air curtain 12
It stops working with suction ventilator 16, avoids 1 opening of cabin from air-flow occur and quickly flow, cause the movement of fine particle to disengaging cabin
The case where substrate of 1 opening of body causes particle scuffing or particle to adhere to.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.