CN111483820A

CN111483820A - Sheet material stacker crane with aligning and arranging mechanism

Info

Publication number: CN111483820A
Application number: CN202010289801.XA
Authority: CN
Inventors: 吴俊义; 杨攀; 周成武; 赵雷振
Original assignee: Sanmen Sanyou Technology Inc
Current assignee: Sanmen Sanyou Technology Inc
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-08-04

Abstract

The invention provides a sheet stacker crane with an aligning and tidying mechanism, and belongs to the field of stacking devices. The stacking mechanism comprises a stacking frame, wherein the stacking frame is provided with a stacking space, a lifting type plate material bearing mechanism is arranged in the stacking space, the lifting type plate material bearing mechanism is provided with a plate material inlet and a plate material outlet, the plate material inlet is positioned above the lifting type plate material bearing mechanism, an aligning and reforming mechanism positioned above the lifting type plate material bearing mechanism is further arranged on the stacking frame, the plate material inlet is arranged at the upper part of the stacking space, and the aligning and reforming mechanism is arranged at the plate material inlet or below the plate material inlet. The plate aligning and arranging mechanism has the advantages that the plate is limited by the aligning and arranging mechanism, so that the plate on the lifting type plate bearing mechanism is orderly stacked.

Description

Sheet material stacker crane with aligning and arranging mechanism

Technical Field

The invention belongs to the field of stacking devices, and particularly relates to a sheet stacker with an aligning and tidying mechanism.

Background

In the prior art, plate stacks are often stacked together firstly, then the plate stacks are conveyed to a packaging position through a conveying part, the plates are stacked and placed together through a mechanical arm, but the stacking is not very accurate, two adjacent plates above and below can not be completely and neatly stacked together, and after the plate stacks have a certain height, the accumulated stacking deviation enables the plate stacks to possibly have a certain inclination angle. During the transfer, the pile of slabs is easily toppled due to the increase of instability.

For example, chinese patent document discloses an automatic discharging and stacking machine for sheets [ patent application No.: [ CN201821109290.3] comprising a frame, a beam, a traverse bracket, a traverse mechanism, a lifting upright post and a lifting mechanism, wherein the beam is supported at the upper end of the frame, a traverse guide rail is arranged on the side surface of the beam along the length direction, the traverse bracket is connected with the traverse guide rail in a sliding way, the traverse mechanism is arranged between the traverse bracket and the traverse guide rail, and the traverse mechanism can drive the traverse bracket to move transversely along the traverse guide rail; the lifting mechanism is arranged on the transverse moving support, the driving end of the lifting mechanism is connected with the lifting stand column, the lower end of the lifting stand column is connected with the sucker support, and the lower end of the sucker support is connected with the sucker assemblies. According to the invention, the plate is moved in a way that the sucking disc adsorbs the plate, but when the sucking disc adsorbs the plate, the relative position of the sucking disc and the plate is not fixed, and when the plate is stacked, the sucking disc needs to be controlled, so that the plate on the sucking disc and the central line of the plate at the bottom are overlapped together as much as possible, which is not accurate, and finally the central lines of the adjacent upper plate and the lower plate are not overlapped, and the plate stack is inclined and collapsed.

Disclosure of Invention

The invention aims to solve the problems and provides a sheet stacker with an aligning and straightening mechanism.

In order to achieve the purpose, the invention adopts the following technical scheme:

a sheet stacker with an aligning and arranging mechanism comprises a stacking frame, wherein the stacking frame is provided with a stacking space, a lifting sheet receiving mechanism is arranged in the stacking space and provided with a sheet inlet and a sheet outlet, the sheet inlet is positioned above the lifting sheet receiving mechanism, the stacking frame is also provided with an aligning and arranging mechanism positioned above the lifting sheet receiving mechanism, the sheet inlet is arranged at the upper part of the stacking space, and the aligning and arranging mechanism is arranged at the sheet inlet or below the sheet inlet.

The aligning and tidying mechanism comprises at least one aligning push plate, and the aligning push plate is connected with the horizontal pushing driving mechanism.

The aligning and straightening mechanism comprises two aligning push plates which are arranged in the horizontal direction in a mutually vertical mode, each aligning push plate is connected with a horizontal pushing driving mechanism, and the moving directions of the two aligning push plates are mutually vertical.

The aligning and aligning mechanism further comprises a fixing plate corresponding to the aligning push plate, the fixing plate is fixed on the stacking frame, the aligning push plate and the fixing plate are oppositely arranged in a one-to-one correspondence manner and are arranged in parallel, the aligning push plate and the fixing plate surround to form an aligning and aligning area which is rectangular, and the aligning push plate is close to or far away from the corresponding fixing plate under the driving of the horizontal pushing driving mechanism.

The horizontal pushing driving mechanism comprises a push rod driver fixed on the stacking rack, the push rod driver is connected with a push rod, the push rod is connected with an alignment push plate, and a guide structure is arranged between the alignment push plate and the stacking rack.

The push rod driver is fixed on the outer side of the stacking rack, and the power output end of the push rod driver penetrates through the stacking rack and is connected with the aligning push plate through the push rod; the guide structure comprises at least one guide sliding rod, a guide sliding hole corresponding to the guide sliding rod is formed in the stacking frame, and the guide sliding rods are connected with the guide sliding hole in a sliding mode in a one-to-one correspondence mode.

The push rod is connected to the middle part of the aligning push plate, and two guide slide rods are symmetrically arranged on two sides of the push rod; the fixing plate is fixedly suspended on the stacking frame through at least one mounting seat, and a position adjusting structure is arranged between the mounting seat and the stacking frame.

The lifting type sheet material bearing mechanism comprises a sheet material bearing plate which is positioned in the stacking frame and is horizontally arranged, and the sheet material bearing plate is connected with the lifting oil cylinder.

The sheet material export be located the bottom in stacking space, be equipped with sheet material output mechanism in the below in sheet material export, sheet material output mechanism including transmission frame and two mutual parallel arrangement's of setting on transmission frame transmission band, transmission band horizontal extend to stacking frame outside, the sheet material accept the board and be located between two transmission bands and the sheet material accept the board and can be taken to the transmission band below by lift cylinder.

The stacking rack is characterized in that a plate transfer device is arranged on the outer side of the stacking rack and comprises a mechanical claw for grabbing a plate and placing the plate into a plate inlet, and the mechanical claw comprises at least two clamping jaws and a clamping jaw driver for driving the clamping jaws to approach or separate from each other.

Compared with the prior art, the invention has the advantages that:

1. the stacking frame is provided with an aligning and reforming mechanism which is positioned above the lifting type plate material bearing mechanism, the lifting type plate material bearing mechanism is used for placing a plate material, the lifting type plate material bearing mechanism is moved to the aligning and reforming mechanism, and the plate material is limited by the aligning and reforming mechanism, so that the plate material on the lifting type plate material bearing mechanism is stacked in order.

2. The aligning and arranging mechanism comprises two aligning push plates which are vertically arranged in the horizontal direction, the moving directions of the two aligning push plates are vertical to each other, and after the plate materials are pushed to the limiting positions by the two aligning push plates, the two aligning push plates are both propped against the plate materials, so that the limiting positions of the plate materials are the same, and a plurality of plate materials are stacked into a neat plate material stack.

Drawings

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is an enlarged top view of the present invention;

FIG. 3 is a schematic side view of the present invention;

FIG. 4 is an enlarged side view of the present invention;

fig. 5 is an enlarged schematic view at a in fig. 2.

In the figure: the stacking device comprises a stacking frame 10, a stacking space 11, an elevating type sheet receiving mechanism 12, a sheet inlet 13, a sheet outlet 14, an aligning and reforming mechanism 15, an aligning push plate 16, a horizontal pushing driving mechanism 17, a fixing plate 18, an aligning and reforming area 19, a push rod driver 20, a push rod 21, a guide structure 22, a guide slide rod 23, a guide slide hole 24, a mounting seat 25, a position adjusting structure 27, a sheet receiving plate 28, a lifting cylinder 29, a sheet output mechanism 30, a transmission frame 31, a conveying belt 32, a sheet transferring device 33, a mechanical claw 34, a clamping claw 35, a clamping claw driver 36, a positioning groove 37 and a bolt 38.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 5, the sheet stacker with the alignment and leveling mechanism includes a stacking frame 10, where the stacking frame 10 has a stacking space 11, an elevating sheet receiving mechanism 12 is disposed in the stacking space 11, the elevating sheet receiving mechanism 12 has a sheet inlet 13 and a sheet outlet 14, the sheet inlet 13 is located above the elevating sheet receiving mechanism 12, the stacking frame 10 is further provided with an alignment and leveling mechanism 15 located above the elevating sheet receiving mechanism 12, the sheet inlet 13 is disposed at the upper portion of the stacking space 11, and the alignment and leveling mechanism 15 is disposed at the sheet inlet 13 or below the sheet inlet 13.

The elevator sheet receiving mechanism 14 moves directly below the sheet inlet 12 to receive the sheet transferred to the sheet inlet 12. The plates to be stacked are placed on the lifting type plate material receiving mechanism 14 from the plate material inlet 12 of the stacking space 11, the plates are moved to the limiting position under the operation of the aligning and reforming mechanism 15, after the first plate material or a plurality of plate materials are moved to the limiting position, the lifting type plate material receiving mechanism 14 descends by the height corresponding to the number and thickness of the plate materials, the second plate material or a plurality of plate materials are continuously placed on the lifting type plate material receiving mechanism 14 from the plate material inlet 12 of the stacking space 11 and stacked on the first plate material or a plurality of plate materials, and the aligning and reforming mechanism 15 operates to move the second plate material or a plurality of plate materials to the limiting position, so that the first plate material or a plurality of plate materials and the second plate material or a plurality of plate materials are completely overlapped together. The repeated operation causes several sheets to be neatly stacked together and the elevating sheet receiving mechanism 14 is lowered accordingly. And when the lifting type sheet receiving mechanism 14 descends to the sheet outlet 13, outputting the stacked sheets.

The aligning and straightening mechanism 15 comprises at least one aligning push plate 16, and the aligning push plate 16 is connected with a horizontal pushing driving mechanism 17. After the sheet material is placed on the lifting sheet material receiving mechanism 14, the aligning push plate 16 in the aligning and leveling mechanism 15 moves towards the direction close to the sheet material under the driving of the horizontal pushing driving mechanism 17 until the aligning push plate 16 pushes the sheet material and pushes the sheet material to the limit position so that the sheet material can not be moved any more, thereby completing the movement of the sheet material to the limit position, and then the aligning push plate 16 resets.

Preferably, the aligning and aligning mechanism 15 includes two aligning pushing plates 16 disposed vertically to each other in the horizontal direction, a horizontal pushing driving mechanism 17 is connected to each aligning pushing plate 16, and the moving directions of the two aligning pushing plates 16 are perpendicular to each other. The aligning and arranging mechanism 15 is provided with two aligning push plates 16, the two aligning push plates 16 simultaneously or sequentially push the plates to move under the driving of the corresponding horizontal pushing driving mechanism 17, after the plates are pushed to the limiting positions by the two aligning push plates 16, the two aligning push plates 16 are both propped against the plates, the limiting positions of each plate are all the same, a plurality of plates are ensured to be stacked into a regular plate stack, and then the aligning push plates 16 are reset. Because the two aligning push plates 16 are vertical to each other in the horizontal direction and the moving directions of the two aligning push plates 16 are vertical to each other, the two aligning push plates 16 are independent from each other and do not collide with each other in the moving process.

The aligning and aligning mechanism 15 further includes a fixing plate 18 disposed corresponding to the aligning pushing plate 16, the fixing plate 18 is fixed on the stacking rack 10, the aligning pushing plate 16 and the fixing plate 18 are disposed in a one-to-one correspondence and are disposed in parallel, the aligning pushing plate 16 and the fixing plate 18 surround to form a rectangular aligning and aligning area 19, and the aligning pushing plate 16 is driven by the horizontal pushing driving mechanism 17 to approach or be away from the corresponding fixing plate 18.

The two aligning push plates 16 simultaneously push the plates to move under the driving of the corresponding horizontal pushing driving mechanisms 17, so that the plates are respectively abutted against the two fixing plates 18, and as the aligning push plates 16 and the fixing plates 18 surround to form a rectangular aligning and aligning area 19, when the plates are moved to a limiting position, the plates are moved into the aligning and aligning area 19 and are abutted against the two aligning push plates 16 and the two fixing plates 18, at the moment, the plates cannot move any more, so that each plate is moved to the limiting position, and the plate stack is more orderly.

The horizontal pushing driving mechanism 17 comprises a push rod driver 20 fixed on the stacking rack 10, the push rod driver 20 is connected with a push rod 21, the push rod 21 is connected with an alignment push plate 16, and a guide structure 22 is arranged between the alignment push plate 16 and the stacking rack 10.

The push rod driver 20 may be a cylinder, and the push rod driver 20 operates to move the push rod 21 to push or pull the alignment push plate 16 to move, and the guide structure 22 can stabilize the movement process of the alignment push plate 16 and prevent the alignment push plate 16 from shifting during the movement process due to the long alignment push plate 16.

The push rod driver 20 is fixed at the outer side of the stacking rack 10, and the power output end of the push rod driver 20 penetrates through the stacking rack 10 and is connected with the alignment push plate 16 through the push rod 21; the guide structure 22 includes at least one guide sliding rod 23, the stacking rack 10 is provided with guide sliding holes 24 corresponding to the guide sliding rods 23, and the guide sliding rods 23 are slidably connected with the guide sliding holes 24 in a one-to-one correspondence manner.

The push rod driver 20 is fixed at the outer side of the stacking rack 10 instead of being arranged in the stacking space 11, so that the practical operable range of the stacking space 11 is increased, in addition, the guide slide rod 23 is arranged in the guide slide hole 24 in the stacking rack 10, because the alignment push plate 16 moves in the horizontal direction, and the alignment push plate 16 has a certain gravity, the alignment push plate 16 supports a part of the gravity through the stacking rack 10 through the guide slide rod 23, so that the gravity borne by the push rod 21 is reduced, the output shaft of the push rod driver 20 and the push rod 21 are prevented from bending under long-time operation, and the service lives of the push rod driver 20 and the push rod 21 are prolonged.

As shown in fig. 5, the push rod 21 is connected to the middle of the aligning push plate 16, and two guide slide rods 23 are symmetrically arranged on both sides of the push rod 21; fixed plate 18 is fixedly suspended from stacker frame 10 by at least one mounting base 25, and a position adjustment structure 27 is disposed between mounting base 25 and stacker frame 10.

The push rod 21 is connected to the middle of the aligning push plate 16, the two guide slide rods 23 are symmetrically arranged on two sides of the push rod 21, on one hand, the two guide slide rods 23 can share the larger gravity of the aligning push plate 16, so that the gravity borne by the output shaft of the rod driver 20 and the push rod 21 is reduced, on the other hand, the gravity center of the aligning push plate 16 is located at the joint of the aligning push plate 16 and the push rod 21, and the push rod 21 is more stable in the process of pushing the aligning push plate 16.

In addition, the mounting seat 25 is provided with at least one positioning slot 37, the mounting seat 25 is fixed on the stacking rack 10 by a bolt 38 penetrating through the positioning slot 37 and locked in the stacking rack 10, the mounting seat 25 can change the position of the bolt 38 in the positioning slot 37 to change the position of the mounting seat 25 fixed on the stacking rack 10, so that the position of the fixing plate 18 can be adjusted, and the fixing plate 18 can be adjusted according to the shape and size of the plate.

The lifting type sheet material receiving mechanism 12 comprises a sheet material receiving plate 28 which is horizontally arranged in the stacking rack 10, and the sheet material receiving plate 28 is connected with a lifting cylinder 29.

The plate receiving plate 28 is driven by the lifting cylinder 29 to move to the plate inlet 12, after the first plate moves to the limit position, the plate receiving plate 28 moves downwards by a distance which is as much as the thickness of the plate under the driving of the lifting cylinder 29, then the second plate is placed on the plate receiving plate 28 and is aligned and limited, and the process is repeated until a plurality of plates are stacked on the plate receiving plate 28.

The sheet outlet 14 is located at the bottom of the stacking space 11, a sheet output mechanism 30 is arranged below the sheet outlet 14, the sheet output mechanism 30 includes a conveying frame 31 and two conveying belts 32 arranged in parallel on the conveying frame 31, the conveying belts 32 horizontally extend out of the stacking frame 10, the sheet receiving plate 28 is located between the two conveying belts 32, and the sheet receiving plate 28 can be driven to a position below the conveying belts 32 by the lift cylinder 29.

After several sheets of sheet material are stacked on the sheet material receiving plate 28 and the stacks of sheet material are placed in order, the sheet material receiving plate 28 has been moved under the conveyor belt 32 by the driving of the lift cylinder 29, so that the bottom of the stack of sheet material on the sheet material receiving plate 28 is received by the conveyor belt 32, and the stack of sheet material is transported out of the stacking rack 10 by the driving of the conveyor belt 32.

A sheet material transfer device 33 is arranged on the outer side of the stacking rack 10, the sheet material transfer device 33 comprises a mechanical claw 34 for grabbing a sheet material and placing the sheet material into the sheet material inlet 13, and the mechanical claw 34 comprises at least two clamping jaws 35 and a clamping jaw driver 36 for driving the clamping jaws 35 to approach or separate from each other.

The jaw actuators 36 may be oil cylinders, and when the sheet receiving plate 28 is moved up to the sheet inlet 13, the two jaws 35 are moved closer together by the respective connected jaw actuators 36 to clamp the sheet placed between the two jaws 35, and extend the sheet from the top of the stacker frame 10 into the sheet inlet 13 and place the sheet on the sheet receiving plate 28 by the actuation of the sheet transfer device 33.

The working principle of the invention is as follows: the plate receiving plate 28 is driven by the lift cylinder 29 to move upwards to the plate inlet 13, the two clamping jaws 35 are driven by the respectively connected clamping jaw drivers 36 to approach each other, a plate placed between the two clamping jaws 35 is clamped, the plate is extended into the plate inlet 13 from the top of the stacking rack 10 and is placed on the plate receiving plate 28 under the drive of the plate transfer device 33, the push rod driver 20 operates to move the push rod 21 so as to push the aligning push plate 16 to move towards the direction of approaching the plate until the plate is confined between the two fixed plates 18 and the two aligning push plates 16, so that the plate is moved to a limiting position, after the first plate or plates are moved to the limiting position, the plate receiving plate 28 is driven by the lift cylinder 29 to move downwards by a distance equal to the thickness of the plate, and then a second plate or plates are stacked on the first plate or plates, the two aligning push plates 16 repeat the limiting work to stack the plates neatly, and the process is repeated until a plurality of plates are stacked on the plate receiving plate 28, and the plate receiving plate 28 is driven by the lifting cylinder 29 to move downwards to the position below the conveying belt 32, so that the bottom of the plate stack on the plate receiving plate 28 is received by the conveying belt 32 and is conveyed on the conveying belt 32.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Although the terms of the palletizing rack 10, the palletizing space 11, the elevating sheet receiving mechanism 12, the sheet inlet 13, the sheet outlet 14, the alignment and leveling mechanism 15, the alignment push plate 16, the horizontal pushing driving mechanism 17, the fixing plate 18, the alignment and leveling area 19, the push rod driver 20, the push rod 21, the guide structure 22, the guide slide rod 23, the guide slide hole 24, the mounting seat 25, the position adjusting structure 27, the sheet receiving plate 28, the elevating cylinder 29, the sheet output mechanism 30, the transport rack 31, the conveying belt 32, the sheet transfer device 33, the gripper 34, the gripper 35, the gripper driver 36, the positioning groove 37, the bolt 38, etc., are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. A sheet stacker with an alignment and leveling mechanism comprises a stacking frame (10), wherein the stacking frame (10) is provided with a stacking space (11), a lifting sheet receiving mechanism (12) is arranged in the stacking space (11), the lifting sheet receiving mechanism (12) is provided with a sheet inlet (13) and a sheet outlet (14), the sheet inlet (13) is positioned above the lifting sheet receiving mechanism (12), and the sheet stacker is characterized in that the stacking frame (10) is also provided with the alignment and leveling mechanism (15) which is positioned above the lifting sheet receiving mechanism (12), the sheet inlet (13) is arranged at the upper part of the stacking space (11), and the alignment and leveling mechanism (15) is arranged at the sheet inlet (13) or below the sheet inlet (13).

2. A sheet stacker with an alignment and leveling mechanism according to claim 1 wherein said alignment and leveling mechanism (15) comprises at least one alignment pusher (16), said alignment pusher (16) being connected to a flat push drive mechanism (17).

3. A sheet stacker with an alignment and organization according to claim 2, characterized in that said alignment and organization (15) comprises two alignment push plates (16) set vertically to each other in the horizontal direction, each alignment push plate (16) is connected with a horizontal pushing driving mechanism (17), the moving directions of the two alignment push plates (16) are vertical to each other.

4. The sheet stacker with the aligning and collating mechanism according to claim 2 or 3, wherein the aligning and collating mechanism (15) further includes a fixing plate (18) disposed corresponding to the aligning pushing plate (16), the fixing plate (18) is fixed on the stacking rack (10), the aligning pushing plate (16) and the fixing plate (18) are disposed in one-to-one correspondence and parallel to each other, the aligning pushing plate (16) and the fixing plate (18) surround to form a rectangular aligning and collating area (19), and the aligning pushing plate (16) is driven by the flat push driving mechanism (17) to approach or move away from the corresponding fixing plate (18).

5. A sheet stacker with an alignment and leveling mechanism according to claim 2 or 3, wherein said flat push driving mechanism (17) comprises a push rod driver (20) fixed to the stacking rack (10), said push rod driver (20) is connected to a push rod (21), said push rod (21) is connected to the alignment push plate (16), and a guiding structure (22) is provided between the alignment push plate (16) and the stacking rack (10).

6. The sheet stacker with the alignment and leveling mechanism according to claim 5, wherein the push rod driver (20) is fixed to the outside of the stacker frame (10) and the power output end of the push rod driver (20) penetrates through the stacker frame (10) and is connected to the alignment pusher (16) through the push rod (21); the guide structure (22) comprises at least one guide sliding rod (23), a guide sliding hole (24) corresponding to the guide sliding rod (23) is formed in the stacking frame (10), and the guide sliding rods (23) are in one-to-one corresponding sliding connection with the guide sliding holes (24).

7. A sheet stacker with an aligning and collating mechanism according to claim 6, characterized in that the push rods (21) are connected to the middle of the aligning push plate (16), and the guide slide bars (23) are provided with two and symmetrically arranged on both sides of the push rods (21); the fixing plate (18) is fixedly suspended on the stacking rack (10) through at least one mounting seat (25), and a position adjusting structure (27) is arranged between the mounting seat (25) and the stacking rack (10).

8. A sheet stacker with an alignment and leveling mechanism according to claim 1, 2 or 3 wherein said elevator sheet receiving mechanism (12) comprises a horizontally disposed sheet receiving plate (28) located in the stacker frame (10), said sheet receiving plate (28) being connected to a lift cylinder (29).

9. The sheet stacker with the aligning and collating mechanism according to claim 8, wherein the sheet outlet (14) is located at the bottom of the stacking space (11), a sheet delivery mechanism (30) is provided below the sheet outlet (14), the sheet delivery mechanism (30) includes a transport frame (31) and two conveyor belts (32) arranged in parallel on the transport frame (31), the conveyor belts (32) extend horizontally out of the stacking frame (10), the sheet receiving plate (28) is located between the two conveyor belts (32), and the sheet receiving plate (28) can be moved by the lift cylinder (29) to below the conveyor belts (32).

10. A sheet stacker with an alignment and leveling mechanism according to claim 1, 2 or 3, wherein a sheet transfer device (33) is provided at the outer side of the stacker frame (10), the sheet transfer device (33) comprises a gripper (34) for gripping a sheet and placing the sheet into the sheet inlet (13), and the gripper (34) comprises at least two grippers (35) and a gripper driver (36) for driving the grippers (35) to approach or separate from each other.