CN114516521A

CN114516521A - Pallet cycle machine

Info

Publication number: CN114516521A
Application number: CN202210239889.3A
Authority: CN
Inventors: 陈碧书; 吴家实; 傅鑫源; 傅炳煌
Original assignee: Quangong Machinery Co Ltd
Current assignee: Quangong Machinery Co Ltd
Priority date: 2022-03-12
Filing date: 2022-03-12
Publication date: 2022-05-20
Anticipated expiration: 2042-03-12
Also published as: CN114516521B

Abstract

The invention relates to a pallet circulator, which comprises a third conveying device, a multiple-pallet-lowering device and a multiple-pallet-raising device, the multiple plate lowering devices and the multiple plate lifting devices are respectively arranged at two ends of the third conveying device, the multiple plate lowering devices comprise first conveying devices, first plate storage devices and plate separating devices, the multiple plate lifting devices comprise second conveying devices, second plate storage devices and plate collecting devices, the first plate storage device and the plate separating device are arranged above the first conveying device, the second plate storage device and the plate collecting device are arranged above the second conveying device, the first conveying device and the second conveying device are respectively connected with two ends of the third conveying device, and the end of the first conveying device close to the plate separating device is connected with the third conveying device, the end of the second conveying device close to the plate collecting device is connected with the third conveying device, and the first plate storage device and the second plate storage device are both provided with a door opening and closing device. The supporting plate circulating machine can quickly separate stacks and pile up, and greatly improves the production efficiency.

Description

Pallet cycle machine

Technical Field

The invention relates to the technical field of building block forming equipment, in particular to a supporting plate circulating machine.

Background

On the automatic production line of concrete products, the concrete products produced by the main machine need to be placed in a curing kiln for curing, so that high-quality and qualified concrete products (bricks) can be produced. Wet brick (the brick that the host computer just produced) becomes the buttress in automatic production line, go into the curing kiln, the transfer of finished product brick after the maintenance, the speed that empty layer board was collected is very big has been concerned with the efficiency of production, fold into the buttress with wet brick fast and steadily and let primary and secondary car or all the other conveyor send into the curing kiln, fast and steadily shift the finished product brick after the maintenance and collect the empty layer board and transport, can exert automatic production line's effect, just can produce with highest efficiency, just output can be big, wet brick and finished product brick are when shifting, use the layer board as the carrier, the transfer of layer board, divide buttress and pile up neatly have decided automatic production line's production efficiency.

Disclosure of Invention

In order to overcome the technical defects in the prior art, the invention provides a supporting plate circulating machine which can quickly separate stacks and pile up, and greatly improves the production efficiency.

The technical solution adopted by the invention is as follows: the supporting plate circulating machine comprises a third conveying device, a multiple plate lowering device and a multiple plate lifting device, wherein the multiple plate lowering device and the multiple plate lifting device are respectively arranged at two ends of the third conveying device, the multiple plate lowering device comprises a first conveying device, a first plate storage device and a plate separating device, the multiple plate lifting device comprises a second conveying device, a second plate storage device and a plate collecting device, the first plate storage device and the plate separating device are arranged above the first conveying device, the second plate storage device and the plate collecting device are arranged above the second conveying device, the first conveying device and the second conveying device are respectively connected with two ends of the third conveying device, and the end of the first conveying device close to the plate separating device is connected with the third conveying device, the end of the second conveying device close to the plate collecting device is connected with the third conveying device, and the first plate storage device and the second plate storage device are both provided with a door opening and closing device.

Preferably, the first conveying device comprises a first conveying line, a first trolley matched with the first conveying line in a walking mode, and a first multifunctional trolley matched with the first conveying line in a walking mode, the first multifunctional trolley comprises a first trolley body, a first jacking mechanism and a first push-pull plate mechanism, the first jacking mechanism is installed at the top end of the rear portion of the first trolley body, and the first push-pull plate mechanism is installed at the front end of the first trolley body.

Preferably, first storage board device includes first storage grillage, first storage board clamping jaw and first lead screw lift, first storage board clamping jaw has two, and two portable cooperation of vertical direction are in first storage grillage both sides respectively for two first storage board clamping jaws, first lead screw lift is installed at first storage grillage lower extreme and is driven two first storage board clamping jaws and go up and down in step, first storage board clamping jaw is on first storage grillage through first lift seat sliding fit, and the upper end of first storage board clamping jaw articulates on first lift seat, installs the first storage grillage wobbling first actuating cylinder that drives of drive on the first lift seat.

Preferably, divide the board device to include that frame one, two divide board clamping jaw and first lift actuating mechanism, two divide the vertical direction movable mounting of board clamping jaw in frame one both sides, and first lift actuating mechanism installs on frame one top and drives two and divide the board clamping jaw to go up and down in step, divide the board clamping jaw through first sliding seat sliding fit in frame one, divide the upper end of board clamping jaw to articulate on first sliding seat, divide the last first die clamping cylinder of installing of board clamping jaw, first die clamping cylinder's cylinder body is installed on dividing the board clamping jaw and its piston rod is articulated with first sliding seat.

Preferably, the second conveying device comprises a second conveying line, a second trolley matched with the second conveying line in a walking mode, and a second multifunctional trolley matched with the second conveying line in a walking mode, the second multifunctional trolley comprises a second trolley body, a second jacking mechanism and a second push-pull plate mechanism, the second jacking mechanism is installed at the top end of the rear portion of the second trolley body, and the second push-pull plate mechanism is installed at the front end of the second trolley body.

Preferably, the second stores up the board device and includes that the second stores up the grillage, the second stores up board clamping jaw and second lead screw lift, the second stores up the board clamping jaw has two, and two second store up the portable cooperation of board clamping jaw vertical direction respectively and store up both sides on the grillage at the second, second lead screw lift installs and stores up grillage lower extreme and drive two second and store up the board clamping jaw and go up and down in step at the second, the second and store up the board clamping jaw through the first and lift seat sliding fit on the second stores up the grillage, the upper end that the second stored up the board clamping jaw articulates on the second lift seat, installs the drive second on the second lift seat and stores up the second and store up the swing second of grillage and drive actuating cylinder.

Preferably, the board collecting device comprises a second frame, two board collecting clamping jaws and a second lifting driving mechanism, the two board collecting clamping jaws are movably mounted on two sides of the second frame in the vertical direction, the second lifting driving mechanism is mounted on the top end of the second frame and drives the two board collecting clamping jaws to lift synchronously, the board collecting clamping jaws are matched on the second frame in a sliding mode through a second sliding seat, the upper ends of the board collecting clamping jaws are hinged to the second sliding seat, a second clamping cylinder is mounted on the board collecting clamping jaws, and a cylinder body of the second clamping cylinder is mounted on the board collecting clamping jaws while a piston rod of the second clamping cylinder is hinged to the second sliding seat.

Preferably, the third conveyor is a pitch conveyor.

Preferably, door opening and closing device includes mount pad, door-hinge and door-hinge, there is a slide along fore-and-aft direction sliding fit on the mount pad, installs the switch door cylinder that the drive slides and removes on the mount pad, the relative position in both ends articulates respectively has a connecting rod about the slide, and the end of every connecting rod all is connected with a door-hinge and a door-hinge, the equal vertical setting of door-hinge and door-hinge, door-hinge and the connecting rod transmission that corresponds are connected, the door-hinge is fixed on the door-hinge, the mount pad is installed on the top of first storage plate device or the top that the second stored up the plate device, and the door-hinge is rotatable to be installed at the front end that first storage plate device or second stored up the plate device.

The invention has the beneficial effects that: the multiple plate-lowering device of the support plate circulating machine can sequentially send stacked support plates to the third conveying mechanism one by one, concrete products produced by the host machine are placed on the support plates, then the multiple plate-raising devices stack the support plates loaded with wet concrete products, the concrete products can be sent to the maintenance furnace after stacking is completed, the stacking efficiency is extremely high, the occupied space is small, and the operation is stable.

Drawings

FIG. 1 is a schematic view of the construction of the pallet recycler of the present invention.

Fig. 2 is a schematic structural diagram of the plate dividing device.

Fig. 3 is a schematic structural diagram of the first plate storage device.

Fig. 4 is an assembly schematic of a first storage jaw.

Fig. 5 is a schematic structural diagram of the first conveying device of the present invention.

FIG. 6 is a schematic structural view of a first multipurpose cart according to the present invention.

Fig. 7 is a side view of the first multi-function cart of the present invention.

Fig. 8 is a schematic structural diagram of the door opening and closing device of the present invention.

Description of reference numerals: 1. a first conveying device; 101. a first conveyor line; 102. a first carriage; 103. a first multi-functional cart; 1031. a first vehicle body; 1032. a first jacking cylinder; 1033. a first swing frame; 1034. a first jacking block; 1035. a first push-pull frame; 1036. a first lifting cylinder; 1037. a drive shaft; 1038. a swing rod; 1039. an eccentric block; 10310. a transmission rod; 10311. a synchronization lever; 2. a second conveying device; 201. a second conveyor line; 202. a second carriage; 3. a third conveying device; 4. a first plate storage device; 401. a first plate storage rack; 402. a first storage plate jaw; 403. a first lead screw lifter; 404. a first lifting seat; 405. a first driving cylinder; 5. a plate separating device; 501. a first machine frame; 502. plate dividing clamping jaws; 503. a first elevation drive mechanism; 504. a first sliding seat; 505. a first clamping cylinder; 6. a second plate storage device; 7. a plate collecting device; 8. a door opening and closing device; 801. a mounting seat; 802. a slide base; 803. a door shaft; 804. a door lever; 805. a door opening and closing cylinder; 806. a connecting rod.

Detailed Description

The invention will be further described with reference to the accompanying drawings in which:

as shown in fig. 1 to 8, the present embodiment provides a pallet circulation machine, which includes a third conveying device 3, a multiple lowering plate device and a multiple raising plate device, the multiple lowering plate device and the multiple raising plate device are respectively disposed at two ends of the third conveying device 3, the multiple lowering plate device includes a first conveying device 1, a first plate storage device 4 and a plate separating device 5, the multiple raising plate device includes a second conveying device 2, a second plate storage device 6 and a plate collecting device 7, the first plate storage device 4 and the plate separating device 5 are mounted above the first conveying device 1, the second plate storage device 6 and the plate collecting device 7 are mounted above the second conveying device 2, the first conveying device 1 and the second conveying device 2 are respectively connected at two ends of the third conveying device 3, one end of the first conveying device 1 close to the plate separating device 5 is connected to the third conveying device 3, one end of the second conveying device 2 close to the plate collecting device 7 is connected to the third conveying device 3, and the first plate storage device 4 and the second plate storage device 6 are both provided with a door opening and closing device 8.

In this embodiment, the first conveyor device 1 comprises a first conveyor line 101, a first trolley 102 running on the first conveyor line 101, a first multifunctional trolley 103 running on the first conveyor line 101, the first trolley 102 is arranged behind the first multifunctional trolley 103, the first plate storage device 4 comprises a first plate storage frame 401, a first plate storage clamping jaw 402 and a first screw rod lifter 403, two first plate storage clamping claws 402 are arranged, the two first plate storage clamping claws 402 are respectively and movably matched on two sides of the first plate storage frame 401 in the vertical direction, the first screw rod lifter 403 is installed at the lower end of the first plate storage rack 401 and drives the two first plate storage clamping jaws 402 to synchronously lift, the first plate storage clamping jaw 402 is in sliding fit with the first plate storage frame 401 through a first lifting seat 404, the upper end of the first plate storage clamping jaw 402 is hinged to the first lifting seat 404, and a first driving cylinder 405 for driving the first plate storage clamping jaw 402 to swing is mounted on the first lifting seat 404. The first trolley 102 transports the piled empty pallets into the first pallet storage 401, the two first pallet storage grippers 402 pick up the pallet pile from a preset height, and the lowest pallets are transported to the pallet dividing device 5 in a small pile on the first transport line 101.

The first multifunctional trolley 103 comprises a first car body 1031, a first lifting platform and a first jacking cylinder 1032, the first lifting platform and the first jacking cylinder 1032 are mounted at the top end of the first car body 1031, the first lifting platform comprises a first swing frame 1033 and a first jacking block 1034, the upper end of the first swing frame 1033 is provided with a plurality of first jacking blocks 1034, the first swing frame 1033 is mounted at the top end of the first car body 1031 in a lifting manner through a first swing rod assembly, the first jacking cylinder 1032 is mounted on the first car body 1031, a piston rod of the first jacking cylinder 1032 is in transmission connection with the first swing rod assembly, a first push-and-pull frame 1035 is mounted at the front end of the first car body 1031 in a lifting manner, a first lifting cylinder 1036 for driving the first push frame to lift is mounted on the first car body 1031, a first walking driving mechanism for driving the first car body 1031 to walk is further mounted on the first car body 1031, and the first trolley 102 transports the pallet into the first storage device 4, the first plate storage clamping jaw 402 lifts the plate stack, the first multifunctional trolley 103 runs to the position below the plate stack, the first plate storage clamping jaw 402 places the plate stack on the first swing frame 1033, then the first plate storage clamping jaw 402 releases the plate stack and lifts the plate stack to a preset height, the first plate storage clamping jaw 402 clamps the plate stack again and lifts the plate stack from a clamping position, a small stack of plates is left on the first swing frame 1033, the first lifting cylinder 1036 pushes the first push-pull frame 1035 to ascend, then the first multifunctional trolley 103 runs to the plate separating device 5 to convey the small stack of plates to the position below the plate separating device 5, and meanwhile, the first push-pull frame 1035 pushes out a plate on the first conveying line 101 below the plate separating device 5 to the right.

The first swing rod component comprises two transmission shafts 1037 which are arranged in parallel along the left-right direction, the two transmission shafts 1037 can rotate at the top end of the vehicle frame, one transmission shaft 1037 is connected with a swing rod 1038, one end of the swing rod 1038 is fixedly connected with the transmission shaft 1037, the other end of the swing rod 1038 is in transmission connection with a piston rod of the jacking cylinder, two eccentric blocks 1039 are arranged at two ends of each transmission shaft 1037 in a right-to-right way, one end of each eccentric block 1039 is fixedly connected with the transmission shaft 1037, the other end of each eccentric block 1039 is hinged on the swing frame, the jacking cylinder drives the transmission shafts 1037 to rotate through the swing rod 1038, the transmission shafts 1037 rotate, the eccentric blocks 1039 rotate, the swing frame ascends or descends, in the embodiment, two transmission rods 10310 are arranged on each transmission shaft 1037 in a right-to-right way, the front and back positions of the transmission rods 10310 on the two transmission shafts 1037 correspond, and the transmission rods 10310 on the two transmission shafts 1037 are in transmission connection through two synchronization rods 10311, two ends of each synchronizing rod 10311 are hinged to two transmission rods 10310 corresponding to the front and rear positions on the two transmission shafts 1037, the two jacking cylinders operate synchronously, and the four transmission rods 10310 swing synchronously.

Preferably, the plate dividing device 5 comprises a first rack 501, two plate dividing clamping jaws 502 and a first lifting driving mechanism 503, the two plate dividing clamping jaws 502 are vertically movably installed on two sides of the first rack 501, the first lifting driving mechanism 503 is installed at the top end of the first rack 501 and drives the two plate dividing clamping jaws 502 to lift synchronously, the plate dividing clamping jaws 502 are in sliding fit with the first rack 501 through a first sliding seat 504, the upper ends of the plate dividing clamping jaws 502 are hinged to the first sliding seat 504, a first clamping cylinder 505 is installed on the plate dividing clamping jaws 502, a cylinder body of the first clamping cylinder 505 is installed on the plate dividing clamping jaws 502, a piston rod of the first clamping cylinder is hinged to the first sliding seat 504, the two plate dividing clamping jaws 502 clamp a penultimate supporting plate of a small stack, the first conveying line 101 conveys the last layer of supporting plate to the third conveying device 3, and then the main machine places concrete products on the supporting plates.

In this embodiment, the second conveying device 2 includes a second conveying line 201, a second cart 202 running and fitted on the second conveying line 201, and a second multifunctional cart running and fitted on the second conveying line 201, and the second cart 202 is disposed behind the second multifunctional cart. The second stores up board device 6 and stores up board clamp, second including the second and stores up board clamp and second lead screw lift, the second stores up the board clamp and has two, and two second store up board clamp both sides on the board clamp are stored up to the second to portable cooperation of vertical direction respectively, second lead screw lift installs and stores up the board clamp lower extreme and drive two second and store up board clamp synchronous lifting at the second, the second stores up the board clamp and stores up the board clamp through second lift seat sliding fit on the second stores up the board clamp, and the upper end that the board clamp was stored up to the second articulates on the second lift seat, installs the second of drive on the second lift seat and stores up the second and store up board clamp wobbling second and drive actuating cylinder.

In this embodiment, the plate collecting device 7 includes a second frame, two plate collecting clamping jaws and a second lifting driving mechanism, the two plate collecting clamping jaws are movably installed on two sides of the second frame in the vertical direction, the second lifting driving mechanism is installed on the top end of the second frame and drives the two plate collecting clamping jaws to lift synchronously, the plate collecting clamping jaws are matched on the second frame in a sliding manner through a second sliding seat, the upper ends of the plate collecting clamping jaws are hinged on the second sliding seat, a second clamping cylinder is installed on the plate collecting clamping jaws, a cylinder body of the second clamping cylinder is installed on the plate collecting clamping jaws, a piston rod of the second clamping cylinder is hinged with the second sliding seat, a supporting plate with a concrete product is conveyed to a second conveying line 201 by a third conveying device 3, the second conveying line 201 conveys the supporting plate with the concrete product into the plate collecting device 7, the second plate collecting clamping jaw lifts the supporting plate, after a next supporting plate is conveyed, the previous supporting plate is placed on the next supporting plate, the operation can be such that a small pile of pallets placed with concrete products are built in the second frame, then the second conveying line 201 conveys the small pile of pallets into the second storage plate frame, the second storage plate clamping claws stack a plurality of small piles of pallets into a large pile in the same mode, and the second trolley 202 can convey the large pile of pallets placed with concrete products out of the second storage plate frame. The multiple plate lowering device and the multiple plate lifting device of the present embodiment have similar structures, and the difference is in the work flow.

The second multifunctional trolley comprises a second trolley body, a second lifting platform and a second jacking cylinder, wherein the second lifting platform and the second jacking cylinder are installed at the top end of the second trolley body, and the second lifting platform comprises a second swing frame and a second jacking block. The upper end of the second swing frame is provided with a plurality of second jacking blocks, the second swing frame is arranged at the top end of a second vehicle body in a lifting way through a second oscillating bar component, a second jacking cylinder is arranged on the second vehicle body, a piston rod of the second jacking cylinder is in transmission connection with the second oscillating bar component, the front end of the second vehicle body is provided with a second push-pull frame in a lifting way, the second vehicle body is provided with a second lifting cylinder for driving the second push-pull frame to lift, the second vehicle body is also provided with a second walking driving mechanism for driving the second vehicle body to walk, a plate collecting clamping jaw integrally lifts a small stack supporting plate in the second frame, a second multifunctional trolley runs to the lower part of the small stack supporting plate, the plate collecting clamping jaw places the small stack supporting plate on the second swing frame, the second plate storing clamping jaw lifts the stack supporting plate on the second plate storing frame, then the second multifunctional trolley moves to a second plate storing device 6 to transport the small stack supporting plate into the second plate storing frame, the second storage plate frame places the stack of support plates on the small stack of support plates to complete stacking, and meanwhile, the second push-pull frame can ascend and pull one support plate at the right end of the second conveying line 201 to the position below the plate collecting device 7. The structure of the second swing link assembly is the same as that of the first swing link assembly in this embodiment.

In this embodiment, the door opening and closing device 8 includes an installation seat 801, a door shaft 803 and a door rod 804, the installation seat 801 is provided with a sliding seat 802 in a sliding fit along a front-back direction, the installation seat 801 is provided with a door opening and closing cylinder 805 for driving the sliding seat 802 to move, opposite positions of left and right ends of the sliding seat 802 are respectively hinged with a connecting rod 806, a tail end of each connecting rod 806 is connected with a door shaft 803 and a door rod 804, the door rod 804 and the door shaft 803 are both vertically arranged, the door shaft 803 is in transmission connection with the corresponding connecting rod 806, the door rod 804 is fixed on the door shaft 803, the installation seat 801 is installed at a top end of the first board storage device 4 or a top end of the second board storage device 6, the door shaft 803 is rotatably installed at a front end of the first board storage device 4 or a front end of the second board storage device 6, the door opening and closing cylinder 805 drives the two door shafts 803 to rotate, the two door shafts 803 drive the two door rods 804 to swing, and whether the inlet and the outlet of the first plate storage device 4 or the second plate storage device 6 are closed or not is realized.

In this implementation, third conveyor 3 is the pitch conveyer, the user can have two sets of this circulator in the production line when using the layer board circulator of this embodiment, one set is used for wet brick buttress, one set is used for the board packing of dividing of dry brick, can carry the empty layer board of whole buttress between two sets of circulators through primary and secondary car or all the other conveyor, it is exactly that one set of circulator becomes the whole buttress layer board of wet brick of taking that fills with the brick with empty buttress layer board, one set of circulator becomes whole buttress empty layer board with the whole buttress layer board of dry brick after will maintaining, the efficiency of the layer board circulator stack of this embodiment and buttress is high, it is very little to take up an area of the position, the operation is stable.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.

Claims

1. Layer board circulator, its characterized in that: comprises a third conveying device, a multiple plate lowering device and a multiple plate lifting device, wherein the multiple plate lowering device and the multiple plate lifting device are respectively arranged at two ends of the third conveying device, the multiple plate lowering device comprises a first conveying device, a first plate storage device and a plate separating device, the multiple plate lifting device comprises a second conveying device, a second plate storage device and a plate collecting device, the first plate storage device and the plate separating device are arranged above the first conveying device, the second plate storage device and the plate collecting device are arranged above the second conveying device, the first conveying device and the second conveying device are respectively connected with two ends of the third conveying device, and the end of the first conveying device close to the plate separating device is connected with the third conveying device, the end of the second conveying device close to the plate collecting device is connected with the third conveying device, and the first plate storage device and the second plate storage device are both provided with a door opening and closing device.

2. The pallet circulator of claim 1 wherein: the first conveying device comprises a first conveying line, a first trolley matched with the first conveying line in a walking mode, and a first multifunctional trolley matched with the first conveying line in a walking mode, the first trolley is arranged behind the first multifunctional trolley, the first multifunctional trolley comprises a first trolley body, a first jacking mechanism and a first push-pull plate mechanism, the first jacking mechanism is arranged at the top end of the rear portion of the first trolley body, and the first push-pull plate mechanism is arranged at the front portion of the first trolley body.

3. The pallet circulator of claim 1 wherein: first storage board device includes first storage grillage, first storage board clamping jaw and first lead screw lift, first storage board clamping jaw has two, and two first storage board clamping jaws are the portable cooperation of vertical direction respectively both sides on first storage grillage, first lead screw lift is installed and is driven two first storage board clamping jaws and go up and down in step at first storage grillage lower extreme, first storage board clamping jaw is through first lift seat sliding fit on first storage grillage, and the upper end of first storage board clamping jaw articulates on first lift seat, installs the first driving cylinder that stores up grillage wobbling on the first lift seat.

4. The pallet circulator of claim 1 wherein: divide the board device to include that frame one, two divide board clamping jaw and first lift actuating mechanism, two divide the vertical direction movable mounting of board clamping jaw in frame one both sides, and first lift actuating mechanism installs on frame one top and drives two and divide the board clamping jaw to go up and down in step, divide the board clamping jaw through first sliding seat sliding fit in frame one, divide the upper end of board clamping jaw to articulate on first sliding seat, divide the last first die clamping cylinder of installing of board clamping jaw, first die clamping cylinder's cylinder body is installed on dividing the board clamping jaw and its piston rod is articulated with first sliding seat.

5. The pallet circulator of claim 1 wherein: the second conveying device comprises a second conveying line, a second trolley matched with the second conveying line in a walking mode, and a second multifunctional trolley matched with the second conveying line in a walking mode, the second trolley is arranged behind the second multifunctional trolley, the second multifunctional trolley comprises a second trolley body, a second jacking mechanism and a second push-pull plate mechanism, the second jacking mechanism is arranged at the top end of the rear portion of the second trolley body, and the second push-pull plate mechanism is arranged at the front portion of the second trolley body.

6. The pallet circulator of claim 1 wherein: the second stores up the board device and includes that the second stores up grillage, second storage board clamping jaw and second screw rod lift, the second stores up the board clamping jaw has two, and two second store up the board clamping jaw both sides on the second stores up the grillage in the portable cooperation of vertical direction respectively, second screw rod lift is installed and is stored up grillage lower extreme and drive two second and store up the board clamping jaw and go up and down in step at the second, the second and store up the board clamping jaw through the first and lift seat sliding fit on the second stores up the grillage, the upper end that the second stored up the board clamping jaw articulates on the second lift seat, installs the drive second on the second lift seat and stores up grillage wobbling second and drive actuating cylinder.

7. The pallet circulator of claim 1 wherein: the plate collecting device comprises a second frame, two plate collecting clamping jaws and a second lifting driving mechanism, the two plate collecting clamping jaws are movably arranged on two sides of the second frame in the vertical direction, the second lifting driving mechanism is arranged on the top end of the second frame and drives the two plate collecting clamping jaws to lift synchronously, the plate collecting clamping jaws are matched on the second frame through a second sliding seat in a sliding mode, the upper ends of the plate collecting clamping jaws are hinged to the second sliding seat, a second clamping cylinder is arranged on the plate collecting clamping jaws, and a cylinder body of the second clamping cylinder is arranged on the plate collecting clamping jaws and a piston rod of the second clamping cylinder is hinged to the second sliding seat.

8. The pallet circulator of claim 1 wherein: the third conveyor is a pitch conveyor.

9. The pallet circulator of claim 1 wherein: the door opening and closing device comprises a mounting seat, a door shaft and a door rod, a sliding seat is arranged on the mounting seat in a sliding fit mode along the front and back direction, a door opening and closing cylinder which is driven to slide and move is installed on the mounting seat, a connecting rod is hinged to the position, opposite to the left end and the right end, of the sliding seat respectively, the tail end of each connecting rod is connected with the door shaft and the door rod, the door rod and the door shaft are arranged vertically, the door shaft is connected with the corresponding connecting rod in a transmission mode, the door rod is fixed on the door shaft, the mounting seat is installed on the top end of a first storage plate device or the top end of a second storage plate device, and the door shaft can be installed at the front end of the first storage plate device or the front end of the second storage plate device in a rotating mode.