CN207258768U - Stacking formula feed bin - Google Patents

Abstract

The utility model discloses a kind of stacking formula feed bin, including cart, pallet is placed on cart, the feed bin includes and the matched base of cart, base includes pedestal, the side of pedestal is equipped with 3 position limiting fences, the side of pedestal is separated out 2 piling stations by 3 position limiting fences, mounting groove is provided with pedestal, four peripheral end portion of pedestal and 3 position limiting fence ends are equipped with lower margin, 2 carts can enter in 2 piling stations at the same time, and wherein 1 piling station is located at the side of pedestal by being equipped with and the matched close switch of cart close to switch bracket.The utility model is rational in infrastructure, and manufacture maintenance cost is low, easy to operate, at the same workpiece can multilayer heap Duo, storing quantity is big；Blank and finished work-piece can be stored at the same time, and automatically by workpiece handling to cart.

Description

Stacking formula feed bin

Technical field

It the utility model is related to a plant feed bin, more particularly to a kind of feed bin of sliding sleeve workpiece.

Background technology

Processed in sliding sleeve in automatic assembly line, storage, conveying, the arrangement for completing workpiece blank and finished product are one more numerous Trivial process；

Storage is just relatively difficult first, and sliding cover parts itself easily roll, and arbitrarily banks up unrealistic, while easily damage Part, and heap Duo arrangements lack suitable place tool, if vanning is placed, the quantity of part is difficult to count, grabs at the same time again Difficulty is taken, is unsuitable for the automatic loading and unloading work that later stage truss manipulator completes workpiece；

Meanwhile the conveying and arrangement of workpiece are again a problems, in the majority in Small and Medium Enterprises in China, this kind of enterprise has fork truck Can increase high cost, therefore and it is unrealistic, while many workshops all use elevator, and the elevator that can accommodate fork truck lacks it again It is again few, therefore most enterprise still carries out the carrying of material using cart, and workpiece brings up to cart and workpiece is moved down and pushed away Car, be all very onerous toil, it is necessary to special messenger operates, it is time-consuming and laborious, especially employment today with high costs, give enterprise's increase Very big cost.

The content of the invention

The purpose of this utility model is to provide a kind of rational in infrastructure, manufacture maintenance cost is low, easy to operate, while workpiece Can multilayer heap Duo, storing quantity is big；Blank and finished work-piece can be stored at the same time, and automatically by the stacking formula of workpiece handling to cart Feed bin.

In order to achieve the above object, the technical solution of the utility model is：A kind of stacking formula feed bin, including cart, pallet It is placed on cart, the feed bin includes：

- with the matched base of cart, base including pedestal, the side of pedestal is equipped with 3 position limiting fences, 3 position limiting fences generals The side of pedestal is separated out 2 piling stations, and mounting groove is provided with pedestal, and four peripheral end portion of pedestal and 3 position limiting fence ends are set There is lower margin, 2 carts can enter in 2 piling stations at the same time, and the side that wherein 1 piling station is located at pedestal passes through It is equipped with close to switch bracket matched close to switch with cart；

- the column being installed on base, column include column cap, and the lower section of column cap is upright post base, by vertical The cooperation of column base and mounting groove, column are arranged on base, and column cap has stand column cavity, and column cap is located at column sky The both sides of chamber are equipped with column guide rail, have matched column sliding block on column guide rail, and crossbeam supporting plate connects with column sliding block, The side of column cap is equipped with column rack, and the side that crossbeam supporting plate is located at column rack has a column motor, column motor with Rack slide is flexibly connected, and rack slide connects with crossbeam supporting plate, when column motor drive rack sliding block is on column rack Up and down during sliding, rack slide drives crossbeam supporting plate sliding up and down, column cap on column guide rail to have the one of column rack Side surface upper end is equipped with column travel switch link stopper, and the upper end of rack slide has column travel switch, and upright post base is equipped with Crossbeam supporting plate collision block, the top of crossbeam supporting plate collision block have and the matched crossbeam supporting plate spacing collision block of crossbeam supporting plate；

- crossbeam is fixed on crossbeam supporting plate, and sliding, crossbeam include crossbeam up and down on column by crossbeam supporting plate Case, the one side of crossbeam case have crossbeam cavity, and the both ends for being located at crossbeam cavity on crossbeam case have beam guideway, horizontal Beam guide rail has the crossbeam sliding block being slidably matched therewith, and arm supporting board is fixedly connected with crossbeam sliding block, and crossbeam case is located at crossbeam The both ends of cavity are equipped with synchronous belt wheel cover, and synchronous pulley group is arranged in synchronous belt wheel cover, and the another side of crossbeam case is equipped with Crossbeam motor, the back side of arm supporting board have fixture block, and fixture block can clamp belt, when the driving of crossbeam motor is with matching same Belt wheel group is walked, when synchronous pulley group drives belt movement, belt can just drive arm supporting board on beam guideway by fixture block Sliding, the both ends of arm supporting board are equipped with arm supporting board guide rail, left arm and right arm matching somebody with somebody by arm sliding block and arm supporting board guide rail To close, realization is slidably connected with arm supporting board, and cylinder is fixedly installed on arm supporting board, and the mandril of cylinder connects with right arm, when Cylinder operation, mandril can drive right arm to be moved back and forth on arm supporting board guide rail.

The surface of the arm supporting board is equipped with rotating shaft between left arm and right arm, and revoliving arm is pacified by bearing block activity On rotating shaft, the upper and lower ends of revoliving arm are equipped with left link screw rod and right link screw rod, and the both ends of left link screw rod are equal Realized and be rotatablely connected by spherical plain bearing rod end and revoliving arm and left arm, and fixed by bearing plate, the two of right link screw rod End is realized also by spherical plain bearing rod end and revoliving arm and right arm and is rotatablely connected, and is fixed by bearing plate, when the top of cylinder Bar drives right arm when being moved back and forth on arm supporting board guide rail, and right arm drives right link screw motion, drives revoliving arm to turn indirectly Dynamic, revoliving arm drives left link screw rod when rotating, and realizes that left arm moves on arm supporting board guide rail by left link screw rod.

A side surface of the crossbeam case with crossbeam motor is fixed on installing plate, crossbeam by installing plate On crossbeam supporting plate, the both sides of crossbeam cavity, which are located at synchronous belt wheel cover, is equipped with crossbeam anticollison block.

The pallet is engaged with left arm and right arm, and a side surface of pallet is uniformly distributed workpiece positioning pin, pallet Another side surface corner has pallet positioning pin, and a side surface of pallet, which is located at pallet positioning pin, to be equipped with and pallet positioning pin phase The connection-peg of cooperation, by the cooperation of connection-peg and pallet positioning pin, multiple pallets can stack shaping, handle has been issued on pallet Hand.

The vehicle frame surface of the cart has passes through pallet positioning pin with the matched grafting cushion block of pallet positioning pin, pallet With the cooperation of grafting cushion block, it is placed on vehicle frame.

3 position limiting fences on the base, adjacent 2 position limiting fences are equipped with lock mounting blocks, latch by latching fulcrum post It is movably arranged on lock mounting blocks, and latches to have and latch handle, when 2 carts have respectively entered 2 stacking works of base After in position, lock can be stirred, by latching 2 carts of handlebar locked.

With the above structure, it is as follows the advantages of the utility model：

The utility model is suitable for the cart rather than fork truck being most widely used, and multiple sliding sleeve workpiece can be fixedly installed On pallet, and multiple pallets are placed on cart after can realizing multilayer stacking in itself, therefore the utility model is achieved that The big quantity storage of sliding sleeve workpiece, while in good order, easy to carry；

And the utility model realizes that the action for capturing each pallet is to drive left arm and right arm by column and crossbeam come real Existing, column can adjust the high and low position of left and right arms（That is Z axis position adjustment）, and crossbeam can adjust the left and right position of left and right arms Put（That is X-axis position adjustment）, this makes it possible to each position for controlling left and right arms precisely to reach 2 carts, realize pick-and-place The function of pallet；

And the base of the utility model has 2 piling stations, therefore, 2 carts can be pushed into 2 piling stations at the same time In, a cart can be empty wagons（Abbreviation empty wagons cart）, another be the pallet for filling workpiece cart, column and crossbeam energy Left and right arms are enough driven to reach the position needed, left arm and right arm coordinate, and have held a pallet, have been carried out up and down by exterior manipulator Left and right arms, after the completion of action, the position of empty wagons cart is moved to again by column and crossbeam, unclamps left arm and right arm by material, Pallet is put on empty wagons cart, in this way, after being stacked to certain, it is possible to fully loaded empty wagons cart is pulled out into piling station, Manually promoting cart, the empty wagons that can be acted as next round pushes away to the position needed, and after fully loaded cart is moved empty Car uses, and and so on circulates, greatly accelerates the job schedule of factory.

And it is noted that the pallet of the utility model at most can be five layers with stacking, so relative to conventional traditional heap For pile mode, stacking quantity greatly improves, and while in good order, is more favorable for carrying, and this also means that left arm and the right side Arm can coordinate the pallet of exterior most five layers of Manipulator Transportation stacking in a wheel operation, and worker need not exterior manipulator again There is any action when operation and left and right arms stacking, it is only necessary to after the completion of a wheel operation, the cart after the completion of stacking is pulled, The cost of labor of so enterprise substantially reduces, it is not necessary to while porter, it is not required that manual sorting, it is only necessary to complete in stacking Cheng Hou, cart is promoted by worker.

Brief description of the drawings

Fig. 1 is the structure diagram of the utility model；

Fig. 2 is the structure diagram of the utility model base 3；

Fig. 3 is the dimensional structure diagram of the utility model column 4；

Fig. 4 is the structure diagram of the utility model column rack 4-7；

Fig. 5 is the structure diagram of the utility model crossbeam 5；

Fig. 6 is the structure diagram of the utility model fixture block 5-9；

Fig. 7 is the structure diagram of the utility model pallet 2；

Fig. 8 is the structure diagram that the utility model pallet 2 is placed on cart 1.

Embodiment

The utility model is described in further detail below in conjunction with the embodiment that attached drawing provides.

As shown in Fig. 1 ~ 8, a kind of stacking formula feed bin, including cart 1, pallet 2 are placed on cart 1, and the feed bin includes：

- with the matched base 3 of cart 1, base 3 includes pedestal 3-1, and the side of pedestal 3-1 is equipped with 3 position limiting fence 3-2, The side of pedestal 3-1 is separated out 2 piling station 3-3 by 3 position limiting fence 3-2, and mounting groove 3-4, pedestal 3- are provided with pedestal 3-1 1 four peripheral end portion and 3 position limiting fence 3-2 ends are equipped with lower margin 3-5, and 2 carts 1 can enter 2 piling station 3-3 at the same time It is interior, and wherein 1 piling station 3-3 is located at the side of pedestal 3-1 and is engaged by being equipped with close to switch bracket 3-6 with cart 1 Close to switch 3-7, after cart 1 enters piling station 3-3, by extruding close to switch 3-7, given close to switch 3-7 External control circuit signal, prepares to start a wheel crawl placement action；

The column 4 of-installation on the base 3, column 4 include column cap 4-1, and the lower section of column cap 4-1 is column bottom Seat 4-2, by the cooperation of upright post base 4-2 and mounting groove 3-4, column 4 is set on the base 3, and column cap 4-1 has column The both sides that cavity 4-3, column cap 4-1 are located at stand column cavity 4-3 are equipped with column guide rail 4-4, have therewith on column guide rail 4-4 Column the sliding block 4-5, crossbeam supporting plate 4-6 of cooperation connect with column sliding block 4-5, and the side of column cap 4-1 is equipped with column rack The side that 4-7, crossbeam supporting plate 4-6 are located at column rack 4-7 has column motor 4-8, column motor 4-8 and rack slide 4-9 It is flexibly connected, and rack slide 4-9 connects with crossbeam supporting plate 4-6, when column motor 4-8 drive rack sliding block 4-9 are in column tooth When being slid up and down on bar 4-7, rack slide 4-9 drives crossbeam supporting plate 4-6 sliding up and down, column cap on column guide rail 4-4 Upper end of a side surface upper ends of the 4-1 with column rack 4-7 equipped with column travel switch link stopper 4-10, rack slide 4-9 has There are column travel switch 4-11, upright post base 4-2 to be equipped with crossbeam supporting plate collision block 4-12, the top tool of crossbeam supporting plate collision block 4-12 Have with the matched crossbeam supporting plate spacing collision block 4-13 of crossbeam supporting plate 4-6, when column motor 4-8 by outside control rotate, column Motor 4-8 can drive left arm 5-11 and 5-12 to move up and down, meanwhile, pass through column travel switch link stopper 4-10 and column row Cheng Kaiguan 4-11 give external control circuit signal, to control the rotation of column motor 4-8.

- crossbeam 5 is fixed on crossbeam supporting plate 4-6, and is slid up and down on column 4 by crossbeam supporting plate 4-6, crossbeam 5 include crossbeam case 5-1, and the one side of crossbeam case 5-1 has crossbeam cavity 5-2, is located at crossbeam cavity on crossbeam case 5-1 There is beam guideway 5-3, beam guideway 5-3 to have crossbeam the sliding block 5-4, arm supporting board 5-5 being slidably matched therewith at the both ends of 5-2 It is fixedly connected with crossbeam sliding block 5-4, the both ends that crossbeam case 5-1 is located at crossbeam cavity 5-2 are equipped with synchronous belt wheel cover 5-6, synchronous Belt wheel group 5-7 is arranged in synchronous belt wheel cover 5-6, and the another side of crossbeam case 5-1 is equipped with crossbeam motor 5-8, arm supporting board There is fixture block 5-9, fixture block 5-9 can clamp belt at the back side of 5-5, when crossbeam motor 5-8 drives synchronous belt with matching When wheel group 5-7, synchronous pulley group 5-7 drive belt movement, belt can just drive arm supporting board 5-5 in horizontal stroke by fixture block 5-9 Slid on beam guide rail 5-3, the both ends of arm supporting board 5-5 pass through equipped with arm supporting board guide rail 5-10, left arm 5-11 and right arm 5-12 The cooperation of arm sliding block 5-13 and arm supporting board guide rail 5-10, realization are slidably connected with arm supporting board 5-5's, arm supporting board 5-5 On be fixedly installed cylinder 5-14, the mandril 5-14-1 of cylinder 5-14 connects with right arm 5-12, when cylinder 5-14 work, mandril 5- 14-1 can drive right arm 5-12 to be moved back and forth on arm supporting board guide rail 5-10；In use, crossbeam motor 5-8 is controlled by outside Rotate, by the rotation of synchronous pulley group 5-7, allow belt to drive arm supporting board 5-5 to be slid back and forth on crossbeam case 5-1, with Reach the action of left arm 5-11 and right arm 5-12 alignment pallets 2, while crossbeam 5 also has crossbeam close to switch 5-23, to give The rotation of external control circuit control crossbeam motor 5-8, when left arm 5-11 and right arm 5-12 reaches 2 position of pallet for needing to carry When, external control circuit can control cylinder 5-14, to promote right arm 5-12 towards the sideways motion of arm supporting board 5-5, this The distance of sample right arm 5-12 and left arm 5-11 just become larger, and are conveniently adjusted suitable position, when needing right arm 5-12 and left arm 5-11 steps up, and external control circuit can control cylinder 5-14, drawing right arm 5-12 to be transported towards the center of arm supporting board 5-5 Dynamic, the distance of such right arm 5-12 and left arm 5-11 reduces, and realizes the purpose for stepping up pallet 2, at this time, external control circuit after Continuous control column 4 and crossbeam 5, are achieved that the carrying action of pallet 2.

The surface of the arm supporting board 5-5 is equipped with rotating shaft 5-15, revoliving arm between left arm 5-11 and right arm 5-12 5-16 is movably arranged on rotating shaft 5-15 by bearing block 5-17, and the upper and lower ends of revoliving arm 5-16 are equipped with left link screw rod The both ends of 5-18 and right link screw rod 5-20, left link screw rod 5-18 by spherical plain bearing rod end 5-19 and revoliving arm 5-16 and Left arm 5-11 realizes rotation connection, and is fixed by bearing plate 5-21, and the both ends of right link screw rod 5-20 are closed also by rod end Bearings 5-19 and revoliving arm 5-16 and right arm 5-12, which is realized, to be rotatablely connected, and is fixed by bearing plate 5-21, as cylinder 5- 14 mandril 5-14-1 drives right arm 5-12, and when being moved back and forth on arm supporting board guide rail 5-10, right arm 5-12 drives right link spiral shell Bar 5-20 is moved, and drives revoliving arm 5-16 to rotate indirectly, and revoliving arm 5-16 drives left link screw rod 5-18 when rotating, and passes through left chain Meet screw rod 5-18 and realize that left arm 5-11 is moved on arm supporting board guide rail 5-10, such structure can when in use, right arm 5- During 12 movement, also left arm 5-11 can be pulled or promoted with the left cooperation for linking screw rod 5-18 by revoliving arm 5-6, in this way, When right arm 5-12 is slided towards the side of arm supporting board 5-5, left arm 5-11 can be also driven towards the side of arm supporting board 5-5 Slide, the action of opening is better achieved, conversely, right arm 5-12 towards arm supporting board 5-5 central slide when, left arm 5-11 Towards the central slide of arm supporting board 5-5, the action of clamping is better achieved.

A side surfaces of the crossbeam case 5-1 with crossbeam motor 5-8 passes through installation with installing plate 5-23, crossbeam 5 Plate 5-23 is fixed on crossbeam supporting plate 4-6, and the both sides of crossbeam cavity 5-2 are located at synchronous belt wheel cover 5-6 prevents equipped with crossbeam Collision block 5-22.

The pallet 2 is engaged with left arm 5-11 and right arm 5-12, and a side surface of pallet 2 is uniformly distributed workpiece positioning 2-1 is sold, another side surface corner of pallet 2 has pallet positioning pin 2-2, and a side surface of pallet 2 is located at pallet positioning pin 2-2 Place be equipped with the matched connection-peg 2-3 of pallet positioning pin 2-2, it is more by the cooperation of connection-peg 2-3 and pallet positioning pin 2-2 A pallet 2 can stack shaping, and handle 2-4 has been issued on pallet 2.

The vehicle frame 1-1 surfaces of the cart 1 have logical with the matched grafting cushion block 1-2 of pallet positioning pin 2-2, pallet 2 The cooperation of pallet positioning pin 2-2 and grafting cushion block 1-2 are crossed, is placed on vehicle frame 1-1.

3 position limiting fences 3-2, adjacent 2 position limiting fence 3-2 are equipped with lock mounting blocks 3-8 on the base 3, and lock 3-9 leads to Cross lock fulcrum post 3-11 to be movably arranged on lock mounting blocks 3-8, and latch 3-9 there is lock handle 3-10, when 2 carts After 1 has respectively entered in 2 piling station 3-3 of base 3, lock 3-9 can be stirred, 2 are locked by latching handle 3-10 Cart 1.

Claims (6)

1. a kind of stacking formula feed bin, including cart（1）, pallet（2）It is placed on cart（1）On, it is characterised in that the feed bin bag Include：

- and cart（1）Matched base（3）, base（3）Including pedestal（3-1）, pedestal（3-1）Side be equipped with 3 it is spacing Column（3-2）, 3 position limiting fences（3-2）By pedestal（3-1）Side be separated out 2 piling stations（3-3）, pedestal（3-1）On be provided with Mounting groove（3-4）, pedestal（3-1）Four peripheral end portion and 3 position limiting fences（3-2）End is equipped with lower margin（3-5）, 2 carts（1）Can To enter 2 piling stations at the same time（3-3）It is interior, and wherein 1 piling station（3-3）Positioned at pedestal（3-1）Side pass through Close to switch bracket（3-6）It is equipped with and cart（1）Matched close switch（3-7）；

- it is installed on base（3）On column（4）, column（4）Including column cap（4-1）, column cap（4-1）Lower section be Upright post base（4-2）, pass through upright post base（4-2）With mounting groove（3-4）Cooperation, column（4）It is arranged on base（3）On, stand Column case（4-1）With stand column cavity（4-3）, column cap（4-1）Positioned at stand column cavity（4-3）Both sides be equipped with column guide rail （4-4）, column guide rail（4-4）It is upper that there is matched column sliding block（4-5）, crossbeam supporting plate（4-6）With column sliding block（4-5） Connect, column cap（4-1）Side be equipped with column rack（4-7）, crossbeam supporting plate（4-6）Positioned at column rack（4-7）One Side has column motor（4-8）, column motor（4-8）With rack slide（4-9）It is flexibly connected, and rack slide（4-9）With horizontal stroke Corbel plate（4-6）Connect, when column motor（4-8）Drive rack sliding block（4-9）In column rack（4-7）Up and down during sliding, Rack slide（4-9）Drive crossbeam supporting plate（4-6）In column guide rail（4-4）Sliding up and down, column cap（4-1）With column Rack（4-7）A side surface upper end be equipped with column travel switch link stopper（4-10）, rack slide（4-9）Upper end there is column Travel switch（4-11）, upright post base（4-2）It is equipped with crossbeam supporting plate collision block（4-12）, crossbeam supporting plate collision block（4-12）Top With with crossbeam supporting plate（4-6）Matched crossbeam supporting plate spacing collision block（4-13）；

- crossbeam（5）It is fixed on crossbeam supporting plate（4-6）On, and pass through crossbeam supporting plate（4-6）In column（4）Sliding up and down, Crossbeam（5）Including crossbeam case（5-1）, crossbeam case（5-1）One side there is crossbeam cavity（5-2）, crossbeam case（5-1） It is upper to be located at crossbeam cavity（5-2）Both ends there is beam guideway（5-3）, beam guideway（5-3）With the horizontal stroke being slidably matched therewith Beam sliding block（5-4）, arm supporting board（5-5）With crossbeam sliding block（5-4）It is fixedly connected, crossbeam case（5-1）Positioned at crossbeam cavity（5- 2）Both ends be equipped with synchronous belt wheel cover（5-6）, synchronous pulley group（5-7）It is arranged on synchronous belt wheel cover（5-6）It is interior, crossbeam case （5-1）Another side be equipped with crossbeam motor（5-8）, arm supporting board（5-5）The back side there is fixture block（5-9）, fixture block（5-9）Energy Belt is enough clamped, when crossbeam motor（5-8）Drive synchronous pulley group with matching（5-7）, synchronous pulley group（5-7）Drive During belt movement, belt can just pass through fixture block（5-9）Drive arm supporting board（5-5）In beam guideway（5-3）Upper sliding, arm Supporting plate（5-5）Both ends be equipped with arm supporting board guide rail（5-10）, left arm（5-11）And right arm（5-12）Pass through arm sliding block（5- 13）With arm supporting board guide rail（5-10）Cooperation, realize and arm supporting board（5-5）Be slidably connected, arm supporting board（5-5）It is upper solid Surely it is provided with cylinder（5-14）, cylinder（5-14）Mandril（5-14-1）With right arm（5-12）Connect, work as cylinder（5-14）Work, Mandril（5-14-1）Right arm can be driven（5-12）In arm supporting board guide rail（5-10）On move back and forth.

2. stacking formula feed bin as claimed in claim 1, it is characterised in that：The arm supporting board（5-5）Surface be located at left arm （5-11）And right arm（5-12）Between be equipped with rotating shaft（5-15）, revoliving arm（5-16）Pass through bearing block（5-17）It is movably arranged on Rotating shaft（5-15）On, revoliving arm（5-16）Upper and lower ends be equipped with left link screw rod（5-18）With right link screw rod（5- 20）, left link screw rod（5-18）Both ends pass through spherical plain bearing rod end（5-19）With revoliving arm（5-16）And left arm（5-11） Realize rotation connection, and pass through bearing plate（5-21）It is fixed, right link screw rod（5-20）Both ends also by rod end joint shaft Hold（5-19）With revoliving arm（5-16）And right arm（5-12）Realize rotation connection, and pass through bearing plate（5-21）It is fixed, work as gas Cylinder（5-14）Mandril（5-14-1）Drive right arm（5-12）In arm supporting board guide rail（5-10）On when moving back and forth, right arm（5- 12）Drive right link screw rod（5-20）Movement, drives revoliving arm indirectly（5-16）Rotate, revoliving arm（5-16）Driven during rotation left Link screw rod（5-18）, pass through left link screw rod（5-18）Realize left arm（5-11）In arm supporting board guide rail（5-10）Upper movement.

3. stacking formula feed bin as claimed in claim 1 or 2, it is characterised in that：The crossbeam case（5-1）With crossbeam motor （5-8）A side surface there is installing plate（5-23）, crossbeam（5）Pass through installing plate（5-23）It is fixed on crossbeam supporting plate（4- 6）On, crossbeam cavity（5-2）Both sides be located at synchronous belt wheel cover（5-6）Place is equipped with crossbeam anticollison block（5-22）.

4. stacking formula feed bin as claimed in claim 1, it is characterised in that：The pallet（2）With left arm（5-11）And right arm（5- 12）It is engaged, pallet（2）A side surface uniformly distributed have workpiece positioning pin（2-1）, pallet（2）Another side surface corner With pallet positioning pin（2-2）, pallet（2）A side surface be located at pallet positioning pin（2-2）Place is equipped with and pallet positioning pin（2- 2）Matched connection-peg（2-3）, pass through connection-peg（2-3）With pallet positioning pin（2-2）Cooperation, multiple pallets（2）Can be with Stack shaping, pallet（2）On issued handle（2-4）.

5. the stacking formula feed bin as described in claim 1 or 4, it is characterised in that：The cart（1）Vehicle frame（1-1）Surface has Have and pallet positioning pin（2-2）Matched grafting cushion block（1-2）, pallet（2）Pass through pallet positioning pin（2-2）With grafting cushion block （1-2）Cooperation, be placed on vehicle frame（1-1）On.

6. stacking formula feed bin as claimed in claim 1, it is characterised in that：The base（3）Upper 3 position limiting fences（3-2）, it is adjacent 2 position limiting fences（3-2）It is equipped with lock mounting blocks（3-8）, lock（3-9）By latching fulcrum post（3-11）It is movably arranged on lock Detain mounting blocks（3-8）On, and latch（3-9）With lock handle（3-10）, when 2 carts（1）Have respectively entered base（3）'s 2 piling stations（3-3）After interior, lock can be stirred（3-9）, by latching handle（3-10）Lock 2 carts（1）.