CN208531462U - A kind of Intelligent double-layer tray carriage - Google Patents

Abstract

The utility model provides a kind of Intelligent double-layer tray carriage, including, rack, further include, pallet lift mechanism in rack, the feed bin in pallet lift mechanism, reclaimer robot, four paws material fetching mechanism in rack, the double-deck conveyer belt, gear drive for input and output material；The reclaimer robot is fixedly arranged in rack, and four paws material fetching mechanism is set on reclaimer robot, and the double-deck conveyer belt is located at below four paws material fetching mechanism；Gear drive and the double-deck conveyer belt are set to feed bin side.In conclusion the utility model realizes automation feeding and blanking, whole process needs manually-operated process few, is conducive to improve processing efficiency, and reduce human cost.

Description

A kind of Intelligent double-layer tray carriage

Technical field

The utility model relates to industrial automation equipment fields, in particular to one kind to be used for during PCB plug-in unit, patch certainly The Intelligent double-layer tray carriage of dynamic feeding, discharge.

Background technique

Domestic deformed insertion machine is mostly to need the manpower folding and unfolding before equipment always using manually material retractable at present Pallet, plug-in machine is waited for when folding and unfolding pallet, is also needed manually to put product, is put product and take time and effort, lead to plug-in unit Efficiency is too low, and production capacity is not high.

Utility model content

Place for overcome the deficiencies in the prior art, the purpose of this utility model is to provide one kind for PCB plug-in unit, patch The Intelligent double-layer tray carriage of automatic feeding, discharge during piece.

To achieve the above object, the technical solution adopted in the utility model are as follows: a kind of Intelligent double-layer tray carriage, including, machine Frame further includes the pallet lift mechanism in rack, the feed bin in pallet lift mechanism, the feeding in rack Manipulator, four paws material fetching mechanism, the double-deck conveyer belt, gear drive for input and output material；The reclaimer robot is fixedly arranged on In rack, four paws material fetching mechanism is set on reclaimer robot, and the double-deck conveyer belt is located at below four paws material fetching mechanism；Gear drive machine Structure and the double-deck conveyer belt are set to feed bin side.

Preferably, the pallet lift mechanism includes two pieces of lifting vertical plates, lift motor, two mantle fiber bar assemblies, two groups of material Storehouse support frame, belt tensioning mechanism and belt；The inner wall of every piece of lifting vertical plate is equipped with a screw component, described belt one end It is connect with lift motor, other two branch end is connected with a wherein screw component respectively after passing through belt tensioning mechanism； Every mantle fiber bar assembly is equipped with one group of liftable feed bin support frame；The feed bin is set on two groups of feed bin support frames.

Further, every mantle fiber bar assembly includes two screw mandrel bases on lifting vertical plate inner wall, a silk Bar, the screw rod belt pulley on screw rod bottom face, the both ends of screw rod are rotatablely connected with two screw mandrel bases respectively；Every screw rod It is equipped with one group of liftable feed bin support frame；Two support frame guide rails being parallel to each other are additionally provided on lifting vertical plate inner wall, The screw rod is located between two support frame guide rails；Feed bin support frame includes support frame bottom plate, is set to support frame bottom plate front surface Four pieces of trapezoidal support plates being parallel to each other, the screw rod set on the support frame bottom plate back side for being flexibly connected with screw rod connects Block, set on the support frame bottom plate back side and positioned at two guide rail sliding chutes of screw rod link block two sides, described two guide rail sliding chutes difference It is flexibly connected with two support frame guide rails.

Further, belt tensioning mechanism includes tensioning wheel bottom plate, two tensioning wheels on tensioning wheel bottom plate, belt One end is connected with lift motor, and the belt other end is divided into two branch ends behind the gap across two tensioning wheels, each Branch end is connected with a screw rod belt pulley；Further include one piece and goes up and down the organ cover that vertical plate is connected with two pieces.

Preferably, the feed bin includes two block storehouse vertical plates, the bottom plate being connected with two block storehouse vertical plate bottom surfaces, with material The cover board that storehouse vertical plate upper surface is connected, at least three groups of tray driving mechanisms on every block storehouse vertical plate inner wall；Every group of support Disk transmission mechanism includes that two on feed bin vertical plate are located at the feed bin belt pulley of sustained height, same for connecting two The feed bin belt pulley feed bin belt of height, the support bar between feed bin belt, the pulley shaft of one of feed bin belt pulley Extend outwardly to extend back and form feed bin gear shaft on the outside of discharging bin vertical plate, feed bin gear is equipped on feed bin gear shaft；The two of pallet Lower surface at side edge is put in respectively on two mutually level feed bin belts on two block storehouse vertical plates.

Preferably, the four paws material fetching mechanism includes feeding installing plate, the feeding motor in feeding installing plate, with Feeding motor is connected and is set to the screw rod mould group in feeding installing plate, and the sliding block being movably arranged in screw rod mould group is set to sliding block On the first mounting plate, two feeding lifting cylinders on the first mounting plate are vertical at feeding installing plate one end Second mounting plate, two feeding lifting cylinders on the second mounting plate, set on each feeding lifting cylinder lower end can be more Change clamping jaw.

Further, the screw rod mould group includes the feeding screw rod bracket in feeding installing plate, is set to feeding screw rod branch Two feeding screw mandrel bases on frame, the feeding screw rod between two feeding screw mandrel bases, are movably arranged on feeding screw rod Transfer block, set on the feeding driven pulley of feeding screw rod one end；Sliding block is connected with transfer block.

Further, the output shaft of feeding motor is equipped with feeding belt wheel, is connect with feeding driven pulley by feeding belt； Feeding electric motor starting drives the feeding screw rod in screw rod mould group to rotate, switching is driven when feeding screw rod rotates by feeding belt Block is mobile, and then the sliding block connecting with transfer block is driven to move repeatedly, thus on movable slider feeding lifting cylinder and can be more It is mobile to change clamping jaw.

Preferably, the double-deck conveyer belt includes two pieces of installation shells, the company installed between shell one end set on two pieces Connect transverse slat；The upper layer transport mechanism and lower layer's transport mechanism installed on shell set on two pieces；The upper layer transport mechanism includes, Gu The upper layer motor being located therein on one piece of installation shell, be set to two pieces of installation shells wherein between one end and with upper layer motor phase The upper layer transmission shaft of connection, upper layer both ends of the drive shaft portion are respectively provided with a upper layer main pulley, in two installation shell other ends A upper layer secondary pulley is respectively provided on portion's inner wall, same is installed the upper layer main pulley on shell and led to upper layer secondary pulley Cross the connection of upper layer belt；Lower layer's transport mechanism includes the lower layer's motor for being fixedly arranged on one of installation housing central section, is set to The lower layer's transmission shaft being connected between two pieces of installation housing central sections and with lower layer motor, both ends of the drive shaft portion of lower layer is respectively provided with one Lower layer's main pulley, is respectively provided with lower layer's secondary pulley on two installation shell both ends inner walls, and same installs shell On lower layer's main pulley connect with lower layer's main pulley two sides lower layer's secondary pulley is located at by lower layer's belt.

Further, it is placed with pallet on the two upper layer belts installed on shell at two pieces, is also placed on Liang Gen lower layer belt Pallet；It further include the material blocking block in rack and being located on the outside of the transmission shaft of upper layer.

Preferably, gear drive includes mounting seat, the preceding inlet casing in mounting seat, is set to preceding air inlet Motor base on cylinder, the advance motor on motor base, the loading and unloading gear on advance motor output shaft；It is described Loading and unloading gear is used to engage with feed bin gear.

Advantageous effects: the pallet for being placed with plug-in unit is manually put into feed bin, feed bin is under the promotion of pallet lift mechanism Gradually rise, make each group tray driving mechanism to gear drive height, before the preceding inlet casing in gear drive pushes Into motor, engage loading and unloading gear with the feed bin gear on tray driving mechanism, to drive feed bin belt mobile, by feed bin Pallet on middle each group tray driving mechanism is sent to the double-deck conveyer belt, is transmitted the pallet for carrying plug-in unit by the double-deck conveyer belt To four paws material fetching mechanism, feeding plug-in unit is completed by four paws material fetching mechanism, the plug-in unit on the pallet for taking upper layer transmission belt Afterwards, the corresponding upper layer motor reversal of upper layer conveyer belt, the empty pallet on the conveyer belt of upper layer enter feed bin, then four paws material fetching mechanism Start to grab the plug-in unit on the pallet on lower layer's conveyer belt, after the completion of feeding, lower layer's motor reversal, by the sky on lower layer's conveyer belt Pallet is sent into feed bin, then enters the double-deck conveyer belt from the pallet that feed bin pushes two carrying plug-in units again, the empty pallet in feed bin Then by manually taking out；In conclusion the utility model realizes automation feeding and blanking, whole process needs manually-operated process Seldom, be conducive to improve processing efficiency, and reduce human cost.

Detailed description of the invention

Fig. 1 is first stereoscopic schematic diagram of the utility model；

Fig. 2 is second stereoscopic schematic diagram of the utility model；

Fig. 3 is first stereoscopic schematic diagram of pallet lift mechanism of the utility model；

Fig. 4 is second stereoscopic schematic diagram of pallet lift mechanism of the utility model；

Fig. 5 is the decomposition diagram of the pallet lift mechanism of the utility model；

Fig. 6 is the first perspective view of partial structurtes of the pallet lift mechanism of the utility model；

Fig. 7 is the second perspective view of partial structurtes of the pallet lift mechanism of the utility model；

Fig. 8 is the first stereoscopic schematic diagram of the feed bin of the utility model；

Fig. 9 is the second stereoscopic schematic diagram of the feed bin of the utility model；

Figure 10 is the decomposition diagram of the feed bin of the utility model；

Figure 11 is first stereoscopic schematic diagram of four paws material fetching mechanism of the utility model；

Figure 12 is the four paws material fetching mechanism bottom view of the utility model；

Figure 13 is the four paws material fetching mechanism decomposition diagram of the utility model；

Figure 14 is another angle decomposition schematic diagram of the four paws material fetching mechanism of the utility model；

Figure 15 is the stereoscopic schematic diagram of the double-deck conveyer belt of the utility model；

Figure 16 is the double-deck transmission belt decomposition diagram of the utility model；

Figure 17 is another angle stereoscopic schematic diagram of the double-deck conveyer belt of the utility model；

Figure 18 is the partial structurtes stereoscopic schematic diagram of the double-deck conveyer belt of the utility model；

Figure 19 is the gear drive stereoscopic schematic diagram of the utility model；

Figure 20 is the gear drive decomposition diagram of the utility model.

Specific embodiment

In order to make those skilled in the art more fully understand the utility model scheme, with reference to the accompanying drawing with embodiment to this Utility model is described in further detail.

As shown in Figs. 1-2, Intelligent double-layer tray carriage, including, rack 1 further includes the pallet lift mechanism in rack 2, the feed bin 3 in pallet lift mechanism, reclaimer robot 4, four paws material fetching mechanism 5 in rack are used for input and output material The double-deck conveyer belt 6, gear drive 7；The reclaimer robot 4 is fixedly arranged in rack 1, and four paws material fetching mechanism is set to feeding On manipulator 4, the double-deck conveyer belt 6 is located at 5 lower section of four paws material fetching mechanism；Gear drive 7 and the double-deck conveyer belt 6 are set to feed bin Side.

Wherein commercial standard part can be used in reclaimer robot 4, is not described in detail herein.

As shown in fig. 3 to 7, the pallet lift mechanism 2 includes two pieces of lifting vertical plates 201, lift motor 202, two mantle fibers Bar assembly 203, two groups of feed bin support frames 204, belt tensioning mechanism 205 and belt 206；Wherein, the interior of vertical plate 201 is gone up and down for every piece Wall is equipped with a screw component 203, and described belt one end is connect with lift motor 202, other two branch end passes through belt It is connected respectively with a wherein screw component 203 after strainer 205；Every mantle fiber bar assembly 203 is equipped with one group of liftable Feed bin support frame 204；The feed bin 3 is set on two groups of feed bin support frames 204.

Screw component 203 in the present embodiment is used with flowering structure comprising, two silks on lifting vertical plate inner wall Bar pedestal 203a, a screw rod 203b, the screw rod belt pulley 203c on screw rod bottom face, the both ends of screw rod 203b respectively with Two screw mandrel base 203a rotation connections；Every screw rod is equipped with one group of liftable feed bin support frame 204.

Two support frame guide rails 207 being parallel to each other are additionally provided on lifting 201 inner wall of vertical plate, the screw rod 203b is located at Between two support frame guide rails 207；Feed bin support frame 204 includes support frame bottom plate 204a, set on support frame bottom plate front surface Four pieces of trapezoidal support plate 204b being parallel to each other, the screw rod connection for being flexibly connected with screw rod set on the support frame bottom plate back side Block 204c, set on the support frame bottom plate back side and positioned at two guide rail sliding chute 204d of screw rod link block two sides, described two guide rails Sliding slot is flexibly connected with two support frame guide rails respectively.

And belt tensioning mechanism 205 then includes, tensioning wheel bottom plate 205a, two on tensioning wheel bottom plate tensioning wheel One end of 205b, belt 206 are connected with lift motor 202, between 206 other end of belt is across two tensioning wheel 205b It is divided into two branch end 206a after gap, each branch end is connected with a screw rod belt pulley 203c；In order to which whole equipment is aobvious Neatly, it is beautiful, further include one piece of organ cover 8 being connected with two pieces of lifting vertical plates 201.

As seen in figs. 8-10, in the present embodiment, the feed bin 3 includes two block storehouse vertical plates 301, with two block storehouse vertical plates The bottom plate 302 that bottom surface is connected, the cover board 303 being connected with feed bin vertical plate upper surface, on every block storehouse vertical plate inner wall At least three groups of tray driving mechanisms 304；Every group of tray driving mechanism includes that two on feed bin vertical plate are located at sustained height Feed bin belt pulley 304a, the support bar for connecting the feed bin belt 304b of two sustained heights, between feed bin belt 304c, the pulley shaft of one of feed bin belt pulley, which extends outwardly to extend back, forms feed bin gear shaft 304d on the outside of discharging bin vertical plate, Feed bin gear 304e is equipped on feed bin gear shaft；Lower surface at the both sides of the edge of pallet 9 is put in two block storehouse vertical plates respectively On two mutually level feed bin belt 304b on 301.

The quantity of tray driving mechanism 304 is consistent with 9 quantity of pallet that can be held, and 304 basis of tray driving mechanism The requirement of client and set, in the present embodiment, the tray driving mechanism 304 be ten groups, can disposably hold ten pallets.

Support bar is used to support feed bin belt 304b, prevents it from deforming because of own wt.

As illustrated in figs. 11-14, the four paws material fetching mechanism 5 includes feeding installing plate 501, in feeding installing plate Feeding motor 502 is connected with feeding motor and is set to the screw rod mould group 503 in feeding installing plate, is movably arranged at screw rod mould group On sliding block 504, the first mounting plate 505 on sliding block, two feeding lifting cylinders 506 on the first mounting plate, It is vertical at the second mounting plate 507 of feeding installing plate one end, two feeding lifting cylinders on the second mounting plate 506, the replaceable clamping jaw 508 set on each feeding lifting cylinder lower end.

The screw rod mould group 503 includes the feeding screw rod bracket 503a in feeding installing plate 501, is set to feeding silk Two feeding screw mandrel base 503b on bar bracket, the feeding screw rod 503c between two feeding screw mandrel bases, activity are set In the transfer block 503d on feeding screw rod, set on the feeding driven pulley 503e of feeding screw rod one end；Sliding block 504 and transfer block 503d is connected.

The output shaft of the feeding motor 502 is equipped with feeding belt wheel 509, passes through feeding skin with feeding driven pulley 503e Band connection (not shown).Feeding motor 502 starts, and drives the feeding screw rod 503c in screw rod mould group to rotate by feeding belt, It drives transfer block 503d mobile when feeding screw rod 503c is rotated, and then the sliding block 504 connecting with transfer block 503d is driven to transport repeatedly It is dynamic, thus on movable slider 504 feeding lifting cylinder 506 and replaceable clamping jaw 508 it is mobile.

As shown in figures 15-18, the double-deck conveyer belt 6 includes two pieces of installation shells 601, is set to two pieces of installation shells one Connection transverse slat 602 between end；The upper layer transport mechanism and lower layer's transport mechanism installed on shell set on two pieces；The upper layer Transport mechanism includes the upper layer motor 603 being fixedly arranged on one of installation shell, is set to two pieces of installation shells wherein one end Between and the upper layer transmission shaft 604 that is connected with upper layer motor, upper layer both ends of the drive shaft portion is respectively provided with a upper layer main pulley 605, a upper layer secondary pulley 606 is respectively provided on two installation shell the other end inner walls, same is installed on shell Upper layer main pulley is connect with upper layer secondary pulley by upper layer belt 607；Lower layer's transport mechanism includes being fixedly arranged on wherein Lower layer's motor 608 of one piece of installation housing central section, under being connected between two pieces of installation housing central sections and with upper layer motor Layer transmission shaft 609, both ends of the drive shaft portion of lower layer is respectively provided with lower layer's main pulley 610, in two installation shell both ends Lower layer's secondary pulley 611 is respectively provided on wall, same installs lower layer's main pulley 610 on shell and is located at the main skin of lower layer Belt wheel two sides lower layer secondary pulley 611 is connected by lower layer's belt 612.

It is placed with pallet 9 on two upper layer belts 607 that two pieces are installed on shell 601, is also put on Liang Gen lower layer belt 612 There is pallet 9；It further include the material blocking block 10 in rack 1 and being located on the outside of upper layer transmission shaft 604, as shown in Figure 1.

As shown in Figure 19-20, gear drive 7 includes mounting seat 701, the preceding inlet casing in mounting seat 702, the motor base 703 on preceding inlet casing, the advance motor 704 on motor base is set to advance motor and exports Loading and unloading gear 705 on axis；The loading and unloading gear 705 is used to engage with feed bin gear 304e.

The pallet 9 for being placed with plug-in unit is manually put into feed bin 3, feed bin 3 gradually rises under the promotion of pallet lift mechanism 2, Make each group tray driving mechanism 304 to the height of gear drive 7, the preceding inlet casing 702 in gear drive, which pushes, to advance Motor 704 engages loading and unloading gear 705 with the feed bin gear 304e on feed bin, thus drive feed bin belt 304b mobile, it will Pallet 9 in feed bin on each group tray driving mechanism is sent to the double-deck conveyer belt 6, will carry plug-in unit by the double-deck conveyer belt 6 Pallet 9 is sent to 5 lower section of four paws material fetching mechanism, feeding plug-in unit is completed by four paws material fetching mechanism 5, when the support for taking upper layer transmission belt After plug-in unit on disk, conveyer belt corresponding upper layer motor 603 in upper layer is inverted, and the empty pallet on the conveyer belt of upper layer enters feed bin 3, so Four paws material fetching mechanism 5 starts to grab the plug-in unit on the pallet on lower layer's conveyer belt afterwards, and after the completion of feeding, lower layer's motor 608 is inverted, Empty pallet on lower layer's conveyer belt is sent into feed bin 3, then enters the double-deck biography from the pallet that feed bin 3 pushes two carrying plug-in units again Band 6 is sent, the empty pallet in feed bin is then by manually taking out；In conclusion the utility model realizes automation feeding and blanking, entirely Journey needs manually-operated process few, is conducive to improve processing efficiency, and reduce human cost.

Although depicting the utility model by embodiment, it will be appreciated by the skilled addressee that the utility model has perhaps Shape changeable and variation without departing from the utility model spirit, it is desirable to the attached claims include these deformation and change without It is detached from the spirit of the utility model.

Claims (11)

1. a kind of Intelligent double-layer tray carriage, including, rack, which is characterized in that further include the pallet lift in rack Structure, the feed bin in pallet lift mechanism, reclaimer robot, four paws material fetching mechanism in rack, for input and output material The double-deck conveyer belt, gear drive；The reclaimer robot is fixedly arranged in rack, and four paws material fetching mechanism is set to reclaimer robot On, the double-deck conveyer belt is located at below four paws material fetching mechanism；Gear drive and the double-deck conveyer belt are set to feed bin side.

2. a kind of Intelligent double-layer tray carriage as described in claim 1, which is characterized in that the pallet lift mechanism includes two Block goes up and down vertical plate, lift motor, two mantle fiber bar assemblies, two groups of feed bin support frames, belt tensioning mechanism and belt；Every piece of lifting is vertical The inner wall of plate is equipped with a screw component, and described belt one end is connect with lift motor, other two branch end passes through belt It is connected respectively with a wherein screw component after strainer；Every mantle fiber bar assembly is equipped with one group of liftable feed bin support Frame；The feed bin is set on two groups of feed bin support frames.

3. a kind of Intelligent double-layer tray carriage as claimed in claim 2, which is characterized in that every mantle fiber bar assembly includes, if Two screw mandrel bases on lifting vertical plate inner wall, a screw rod, the screw rod belt pulley on screw rod bottom face, the two of screw rod End is rotatablely connected with two screw mandrel bases respectively；Every screw rod is equipped with one group of liftable feed bin support frame.

4. a kind of Intelligent double-layer tray carriage as claimed in claim 3, which is characterized in that belt tensioning mechanism includes tensioning wheel bottom Plate, two tensioning wheels on tensioning wheel bottom plate, one end of belt are connected with lift motor, and the belt other end passes through two It is divided into two branch ends behind gap between tensioning wheel, each branch end is connected with a screw rod belt pulley；It further include one piece The organ cover that vertical plate is connected is gone up and down with two pieces；Two support frame guide rails being parallel to each other are additionally provided on lifting vertical plate inner wall, The screw rod is located between two support frame guide rails；Feed bin support frame includes support frame bottom plate, is set to support frame bottom plate front surface Four pieces of trapezoidal support plates being parallel to each other, the screw rod set on the support frame bottom plate back side for being flexibly connected with screw rod connects Block, set on the support frame bottom plate back side and positioned at two guide rail sliding chutes of screw rod link block two sides, described two guide rail sliding chutes difference It is flexibly connected with two support frame guide rails.

5. a kind of Intelligent double-layer tray carriage as described in claim 1, which is characterized in that the feed bin includes that two block storehouses are vertical It is vertical to be set to every block storehouse for plate, the bottom plate being connected with two block storehouse vertical plate bottom surfaces, the cover board being connected with feed bin vertical plate upper surface At least three groups of tray driving mechanisms on plate inner wall；Every group of tray driving mechanism includes that two on feed bin vertical plate are located at The feed bin belt pulley of sustained height, for connecting the feed bin belt pulley feed bin belt of two sustained heights, be set to feed bin belt it Between support bar, the pulley shaft of one of feed bin belt pulley, which extends outwardly to extend back, forms feed bin gear on the outside of discharging bin vertical plate Axis is equipped with feed bin gear on feed bin gear shaft；Lower surface at the both sides of the edge of pallet is put in respectively on two block storehouse vertical plates Two mutually level feed bin belts on.

6. a kind of Intelligent double-layer tray carriage as described in claim 1, which is characterized in that the four paws material fetching mechanism includes taking Expect that mounting plate, the feeding motor in feeding installing plate are connected with feeding motor and are set to the screw rod in feeding installing plate Mould group, the sliding block being movably arranged in screw rod mould group, the first mounting plate on sliding block, two on the first mounting plate take Expect lifting cylinder, is vertical at the second mounting plate of feeding installing plate one end, two feeding liters on the second mounting plate Sending down abnormally ascending cylinder, the replaceable clamping jaw set on each feeding lifting cylinder lower end.

7. a kind of Intelligent double-layer tray carriage as claimed in claim 6, which is characterized in that the screw rod mould group includes, set on taking Expect that the feeding screw rod bracket on mounting plate, two feeding screw mandrel bases in feeding screw rod bracket are set to two feeding silks Feeding screw rod between bar pedestal, the transfer block being movably arranged on feeding screw rod, the feeding set on feeding screw rod one end are driven Belt wheel；Sliding block is connected with transfer block.

8. a kind of Intelligent double-layer tray carriage as claimed in claim 7, which is characterized in that the output shaft of feeding motor is equipped with and takes Material strip wheel is connect with feeding driven pulley by feeding belt；Feeding electric motor starting is driven in screw rod mould group by feeding belt The rotation of feeding screw rod, drive transfer block mobile when feeding screw rod rotates, and then the sliding block connecting with transfer block is driven to transport repeatedly It is dynamic, thus on movable slider feeding lifting cylinder and replaceable clamping jaw it is mobile.

9. a kind of Intelligent double-layer tray carriage as described in claim 1, which is characterized in that the bilayer conveyer belt includes two pieces Shell is installed, the connection transverse slat installed between shell one end set on two pieces；The upper layer conveyer installed on shell set on two pieces Structure and lower layer's transport mechanism；The upper layer transport mechanism includes the upper layer motor being fixedly arranged on one of installation shell, is set to Wherein between one end and the upper layer transmission shaft that is connected with upper layer motor, upper layer both ends of the drive shaft portion is respectively set two pieces of installation shells There is a upper layer main pulley, is respectively provided with a upper layer secondary pulley, same on two installation shell the other end inner walls Upper layer main pulley on installation shell is connect with upper layer secondary pulley by upper layer belt；Lower layer's transport mechanism includes, Be fixedly arranged on one of installation housing central section and lower layer's motor for being connected with upper layer motor, be set to two pieces of installation housing central sections it Between lower layer's transmission shaft, both ends of the drive shaft portion of lower layer is respectively provided with lower layer's main pulley, in two installation shell both ends Lower layer's secondary pulley is respectively provided on wall, same installs lower layer's main pulley on shell and is located at lower layer's main pulley two Side lower layer secondary pulley is connected by lower layer's belt.

10. a kind of Intelligent double-layer tray carriage as claimed in claim 9, which is characterized in that in two pieces of two installed on shell It is placed with pallet on the belt of upper layer, is also placed with pallet on Liang Gen lower layer belt；It further include being set in rack and being located at upper layer transmission shaft The material blocking block in outside.

11. a kind of Intelligent double-layer tray carriage as claimed in claim 5, which is characterized in that gear drive includes installing bottom Seat, the preceding inlet casing in mounting seat, the motor base on preceding inlet casing, the advance electricity on motor base Machine, the loading and unloading gear on advance motor output shaft；The loading and unloading gear is used to engage with feed bin gear.