CN117446515A

CN117446515A - Stacked empty basket unstacking device

Info

Publication number: CN117446515A
Application number: CN202311519662.5A
Authority: CN
Inventors: 张德龙; 罗俊斌; 张永; 张瑞; 宋尉; 向克; 李支勇; 熊成明
Original assignee: Kunming Kunchuan Smart Airport Technology Co ltd
Current assignee: Kunming Kunchuan Smart Airport Technology Co ltd
Priority date: 2023-11-15
Filing date: 2023-11-15
Publication date: 2024-01-26

Abstract

The invention relates to the technical field of material transmission, and discloses a stacking empty basket unstacking device which comprises an unstacking structure, wherein the unstacking structure comprises an unstacking motor, a double-layer cam, a fork plate, a push plate and a separation assembly arranged on the push plate; the output end of the unstacking motor is connected with a double-layer cam, the lower layer of the double-layer cam is abutted with the fork plate, and the upper layer of the double-layer cam is abutted with the push plate; the double-layer cam rotates to enable the fork plate and the push plate to extend into a basket gap of the empty basket stack, and the separation assembly supports between the basket gaps to separate the empty basket; according to the invention, the double-layer cam extends into the frame gap through the two-layer structure and respectively abuts against the upper empty basket and the lower empty basket, so that even if the empty baskets are adhered and clamped, sufficient separation acting force can be provided to separate the two empty baskets.

Description

Stacked empty basket unstacking device

Technical Field

The invention relates to the technical field of material transmission, in particular to a stacking empty basket unstacking device.

Background

In the existing material conveying system, some materials cannot be directly conveyed due to factors such as shape, size and the like, but are required to be conveyed in corresponding empty baskets. After the material is conveyed along with the empty basket, the empty basket needs to be recovered. And the material is used for filling materials again after recycling, and the empty basket after recycling is in a stacking state. Because the empty baskets are used independently, the stacked empty baskets are required to be disassembled, and if the basket disassembling process adopts a manual mode, the efficiency is low and the effective value is not created, so that the mechanical equipment is adopted in the basket disassembling process, the working efficiency is greatly improved, and the labor cost is saved.

The current technology of stacking empty baskets and stacking is generally mainly implemented by a mechanical mechanism and a pneumatic or hydraulic mode, but some empty basket and stacking scenes cannot be implemented by the pneumatic or hydraulic mode. However, pneumatic or hydraulic empty basket unstacking equipment is not used, so that the structure is complex, the volume is large, and the number of empty baskets in each stack is small. Conventional unstacking equipment only has unstacking function, or can only unstack the stacked trays, and for empty baskets stacked mutually, the unstacking process can not be successfully completed due to the fact that adhesion or clamping and other factors possibly exist between the empty baskets, which is more common for empty basket stacks with larger numbers.

Therefore, how to separate the empty basket stacks which are stuck and clamped is a problem to be solved by the person skilled in the art.

Disclosure of Invention

In view of the above, the present invention provides a stacking and unstacking device for stacking empty baskets, which can provide sufficient separation force to separate the empty baskets even though the empty baskets are stuck and clamped.

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

the unstacking device for the stacking empty basket comprises an unstacking structure, wherein the unstacking structure comprises an unstacking motor, a double-layer cam, a fork plate, a push plate and a separation assembly arranged on the push plate;

the output end of the unstacking motor is connected with a double-layer cam, the lower layer of the double-layer cam is abutted with the fork plate, and the upper layer of the double-layer cam is abutted with the push plate; the double-layer cam rotates to enable the fork plate and the pushing plate to extend into a basket gap of the empty basket stack, and the separation assembly supports between the basket gaps to separate the empty basket.

Further, the separation assembly comprises a guide rod and an L-shaped plate; the L-shaped plate comprises a first plate surface and a second plate surface which are placed at a certain included angle;

one end of the guide rod is fixed on the push plate, and the other end of the guide rod is hinged with the first plate surface of the L-shaped plate; the included angle position of the first plate surface and the second plate surface is rotationally connected to the fork plate.

Further, the separation assembly further comprises a linear bearing fixed on the fork plate, and the guide rod penetrates through the linear bearing to perform telescopic movement.

Further, after the fork plate and the pushing plate penetrate into a basket gap, the pushing force on the pushing plate is removed through rotation of the double-layer cam, and the L-shaped plate is pulled by the guide rod to enable the tail end of the second plate surface to rotate along an included angle so that the empty basket is separated.

Further, the double-layer cam comprises a first elastic piece, two ends of the first elastic piece are respectively connected with the fork plate and the push plate, and when the double-layer cam removes pushing force to the push plate through rotation, the first elastic piece pulls the first plate surface through contraction.

Further, the device also comprises a transmission assembly and a transmission lifting assembly; the transmission assembly is used for transmitting empty baskets or empty basket stacks;

the transmission assembly is connected with the transmission lifting assembly; the transmission lifting assembly lifts the transmission assembly to a preset height through a lifting motor to reach the working area of the unstacking structure.

Further, the unstacking device further comprises a mounting frame, wherein the mounting frame is used for fixing the unstacking structure.

Further, the mounting frame has an inlet side from which the transport assembly loads empty basket stacks into and an outlet side from which separated empty baskets are output after destacking;

a first detection device is arranged at the inlet side of the mounting frame and is used for detecting whether the empty stack is ultrahigh or not;

and a second detection device is arranged at the outlet side of the mounting frame and used for detecting whether the basket stack to be emptied exists.

Further, the transport lift assembly includes an elevator and a plurality of height detection devices;

the lifter is arranged at the bottom of the transmission assembly and is used for lifting or lowering the height of the transmission assembly; the plurality of height detection devices are fixed at different heights and are used for detecting the height of the transmission assembly.

Further, a position detection device is arranged at the unstacking working area of the empty basket stack on the transmission assembly, and the position detection device is used for detecting the stay position of the empty basket stack.

Further, a fixed shaft is arranged on the surface of the fork plate, a bearing is sleeved on the fixed shaft, and the bearing is in contact with the cam; the cam rotates, the bearing synchronously rotates and pushes the bearing through the outer edge of the cam, so that the bearing pushes the fork plate under the action of the fixed shaft. Also, the surface of the push plate is in contact with the last cam of the cam through a fixed shaft and a bearing, and advances under the rotation of the cam.

Further, a detecting device is arranged on the upright post on the inner side of the mounting frame and used for detecting the position of the transmission assembly, and the number of empty basket disassembles is changed by changing the position of the detecting device.

According to the technical scheme, compared with the prior art, the invention discloses a stacking empty basket unstacking device. When meeting normal empty basket or tray and stacking the function, consider probably can adhesion, chucking etc. factor between the empty basket, adopt double-deck cam structure to realize that an action accomplishes the dismantlement and the separation of empty basket, satisfied the automatic of the empty basket of many application scenes and torn open and stack, not only simple structure is small and tear open and stack each empty basket in a stack quantity more, improved the processing efficiency that empty basket was torn open and stacked. In the whole stacking process, the collision sound of the empty basket is small, and the noise of the operation of the empty basket stacking equipment is effectively reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural view of a stacking and empty basket unstacking device provided by the invention;

FIG. 2 is a schematic perspective view of an unstacking structure according to an embodiment;

FIG. 3 is a schematic plan view of an unstacking structure in an embodiment;

FIG. 4 is a perspective view of the mounting frame and internal structure of the embodiment;

FIG. 5 is a schematic plan view of a mounting frame and internal structure according to an embodiment;

wherein, 1-mounting frame, 101-transmission assembly, 102-transmission lifting assembly; 2-unstacking structure, 201-motor mounting seat, 202-unstacking motor, 203-push plate, 204-separating component, 205-double-layer cam, 206-mounting baseplate, 207-fork plate, 208-cam detecting device, 209-guide rod and 210-reset spring; 3-height detection means, 301-first height detection means, 302-second height detection means, 303-third height detection means, 304-fourth height detection means; 4-a detection device; 401-first detection means, 402-second detection means; 5-empty stack and 6-empty basket.

Detailed Description

The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in embodiment 2 of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

1-5, an embodiment of the invention discloses a stacking empty basket unstacking device, which comprises an unstacking structure 2, wherein the unstacking structure 2 comprises an unstacking motor 202, a double-layer cam 205, a fork plate 207, a push plate 203 and a separation assembly 204 arranged on the push plate 203; the output end of the unstacking motor 202 is connected with a double-layer cam 205, the lower layer of the double-layer cam 205 is abutted with a fork plate 207, and the upper layer is abutted with a push plate 203; the double cams 205 rotate to extend the fork 207 and push 203 into the basket gap of the empty basket stack 5, and the separation assembly 204 supports the empty basket between the basket gaps.

Wherein the destacking structure 2 may be two and oppositely arranged. Two oppositely arranged unstacking structures 2 are used for unstacking the empty basket stacks 5 positioned in the middle of the two unstacking structures: after the double-layer cams 205 on two sides synchronously extend into the frame gap through the two-layer structure, the upper layer and the lower layer respectively support against the upper empty basket and the lower empty basket, and even if the empty basket 6 is adhered and clamped, sufficient separation acting force can be provided to separate the two.

To further implement the solution described above, the separation assembly 204 comprises a guide rod and an L-shaped plate; the L-shaped plate comprises a first plate surface and a second plate surface which are placed at a certain included angle; one end of the guide rod is fixed on the push plate 203, and the other end of the guide rod is hinged with the first plate surface of the L-shaped plate; the included angle position of the first plate surface and the second plate surface is rotationally connected to the fork plate 207; wherein, a guide rod 209 is fixed on the left and right sides of the push plate 203, and a linear bearing is passed through the rod portion of the guide rod 209 to limit the smooth linear expansion motion.

When the unstacking task is performed, the double-layer cam 205 rotates to the side far away from the wheel shaft so that the upper-layer cam pushes the push plate 203, and the lower-layer cam pushes the fork plate 207 so that the tail end of the fork plate 207 and the tail end of the separation assembly 204 positioned on the push plate are placed at the gaps among the empty basket stacks 5. The separating assemblies 204 located at both sides of the empty basket stack 5 act, so that the second plate surface of the L-shaped plate is rotated upwards along the included angle end from a state of being attached to the upper surface of the fork plate 207, the tail end of the second plate surface generates upward acting force on the upper empty basket 6, and the fork plate 207 simultaneously limits the lower empty basket to be adhered to synchronously move upwards, so that the upper empty basket and the lower empty basket are separated.

When the separating assembly 204 acts, the outer edge of the upper cam is gradually close to the wheel shaft when the double-layer cam 205 rotates, so that the thrust of the upper cam to the push plate 203 is reduced, and meanwhile, the separating assembly 204 can retract through the resetting assembly, so that the second plate surface is gradually far away from the upper surface of the fork plate 207. Wherein, reset assembly is first elastic component, and fork plate 207 and push pedal 203 are connected respectively at the both ends of first elastic component, and when bilayer cam 205 was removed the thrust to push pedal 203 through rotating, first elastic component was through shrink pulling first face.

In order to further implement the above technical solution, the separated empty basket 6 can be automatically output to downstream equipment. Thus, a transport assembly 101 and a transport lift assembly 102 are also included; the transmission component 101 is used for transmitting the empty basket 6 or the empty basket stack 5; the transmission assembly 101 is connected with the transmission lifting assembly 102; the conveying and lifting assembly 102 lifts the conveying assembly 101 to a preset height by a lifting motor to reach the working area of the unstacking structure 2.

The transport lift assembly 102 includes an elevator and a plurality of height detection devices 3; the lifter is installed at the bottom of the transmission assembly 101 and used for lifting or lowering the height of the transmission assembly 101; a plurality of height detection means 3 are fixed at different heights for detecting the height of the transport assembly. A position detection device is arranged at the unstacking working area of the empty basket stacks 5 on the transmission assembly 101, and the position detection device is used for detecting the stay positions of the empty basket stacks.

In order to further implement the above technical solution, the device further comprises a mounting frame 1, the mounting frame 1 can be fixed, and the mounting frame 1 can provide fixed position points for other structures.

Specifically, the mounting frame 1 may be used to fix the unstacking structure 2, and both sides of the mounting frame 1 are fixed with motor mounting seats 201 by bolts, for fixing the unstacking motor 202; the output end of the unstacking motor 202 is correspondingly provided with a mounting bottom plate 206, and the mounting bottom plate 206 is fixed with the mounting frame 1; the fork plate 207 and the push plate 203 are sequentially arranged above the mounting bottom plate 206, a guide rail is arranged on the upper surface of the mounting bottom plate 206, the fork plate 207 and the mounting bottom plate 206 are connected through the guide rail, and a second elastic room is further connected between the fork plate 207 and the mounting bottom plate 206 and used for resetting the fork plate 207 in a push-out state.

The mounting frame 1 has an inlet side from which the empty basket stack 5 is loaded by the transfer assembly 101, and an outlet side from which separated empty baskets are output after destacking; the mounting frame 1 is provided with a detection device 4, specifically, the top of the inlet side of the mounting frame 1 is provided with a first detection device 401 for detecting whether the empty stack is ultrahigh; the outlet side of the mounting frame is provided with a second detection device 402 for detecting whether a basket stack to be emptied exists; wherein, the first detection device 401 and the second detection device 402 are both photoelectric detection devices.

The transmission surface of the transmission assembly 101 passes through the two sides of the inlet and outlet of the installation frame 1; a vertical plate in the vertical direction is fixed inside the installation frame 1, and the vertical plate is fixed with a height detection device 3 from bottom to top. The vertical plate is provided with a first height detection device 301, a second height detection device 302, a third height detection device 303 and a fourth height detection device 304 from bottom to top, wherein the first height detection device 301 is arranged at the initial height of the transmission assembly 101; the second height detection device 302 is arranged at the height of the separating empty basket output by the transmission assembly 101; the third height detection device 303 is arranged at a height which enables the empty basket stacks 5 to be placed at the working position, the height can be selected according to actual conditions, the height of the third height detection device 303 is arranged according to the number of single destacking, and when the transmission assembly 101 stays at the third height detection device 303, the position of the empty basket stacks 5 on the transmission assembly 101 where destacking is performed is consistent with the number of destacking task requirements; the fourth height detecting device 304 is disposed at a position of the unstacking structure 2 facing the next empty basket, and when the conveying assembly 101 is lifted to a height of the fourth height detecting device 304, the bottom of the separated empty basket stack is close to the conveying assembly 101.

The working flow of the invention is as follows:

s1: the transfer assembly 101 operates to transport the empty basket stack 5 into the mounting frame. The specific stacked empty basket stacks 5 are transmitted to the inlet side of the installation frame 1 through the transmission component 101, whether the empty basket stacks 5 are ultrahigh or not is detected through the first detection device 401, if the empty basket stacks 5 are conveyed in a descending mode continuously when the empty basket stacks 5 are conveyed in an ascending mode, the empty basket stacks 5 enter the installation frame 1, the front ends of the empty basket stacks 5 trigger the position detection device, the transmission component 101 stops running after receiving a stop signal sent by the position detection device, at the moment, the empty basket stacks 5 stop between two unstacking structures, the transmission component 101 is located at the initial height, and when the empty basket stacks 5 exist, the second detection device 402 detects the empty basket stacks 5.

S2: the transmission lifting assembly 102 operates, the second detection device 402 transmits a signal of the empty basket stack 5 to the transmission lifting assembly 102, at this time, the transmission assembly 101 is in an initial state at the first height detection device 301, and the transmission assembly 101 is lifted to a position at the third height detection device 303 along with the operation of the transmission lifting assembly 102, so that the empty basket stack 5 is placed at the unstacking working height.

The transmission lifting assembly 102 comprises a lifting motor, a driving wheel, a synchronous pulley, a driven synchronous pulley, a synchronous belt, a lifting installation assembly and a guide rail sliding block assembly, wherein the lifting motor is installed on the installation frame 1 and used for providing lifting power; the driving wheel is connected with the motor through a shaft, and power provided by the motor is transmitted to the synchronous pulley through the synchronous belt; the synchronous pulleys are symmetrically arranged at the lower part of the mounting frame, and synchronous transmission of power to the driven synchronous pulleys through the synchronous belt is realized through shaft connection; the driven synchronous pulleys are symmetrically arranged at the upper part of the mounting frame and are connected through a shaft to realize synchronization; the lifting installation component is arranged on the transmission component 101 and the synchronous belt and plays a role in connection so that the transmission component 101 can move up and down; the guide rail sliding block assembly is arranged in the middle of the installation frame 1 and is used for providing a running track.

S3: the unstacking structure 2 operates, and the third height detecting device 303 transmits a signal to the unstacking structure 2, and the unstacking structure 2 performs unstacking and maintains the unstacking state after receiving the signal.

S4: the transfer assembly 101 operates to transport the empty basket 6 downstream. Specifically, after the unstacking structure 2 operates, the transmission lifting assembly 102 drives the transmission assembly 101 and the detached empty basket to operate to the position of the second height detection device 302, the second height detection device 302 transmits signals to the transmission assembly 101, and the transmission assembly 101 starts to operate to convey the detached empty basket to downstream equipment. At this point, the photo detection device on the transmission assembly 101 detects a no empty basket signal and the second detection device 402 detects a basket signal indicating a stack to be empty.

S5: the transmission lifting assembly 102 operates, the transmission lifting assembly 102 lifts the transmission assembly 101 to a position close to the fourth height detection device 304, the fourth height detection device 304 transmits signals to the unstacking structure 2, the unstacking structure 2 resets after receiving the signals, the empty basket stacks 5 are placed on the transmission assembly 101, and the transmission assembly 101 of the transmission lifting assembly 102 is lifted to a position close to the third height detection device 303.

S6: S3-S5 are repeated until the second detecting device 402 and the detecting device on the hand of the transmission component 101 detect the basket-free signal, and the transmission lifting component 102 drives the transmission component 101 to restore to the initial state at the first height detecting device 301.

In S3, the stacking process is as follows:

when the destacking structure 2 receives a destacking signal, the destacking motor 202 is started to drive the double-layer cam 205 and the cam detection device 208 to rotate, the fork plate 207 and the push plate 203 are pushed to move forward when the double-layer cam 205 rotates by 145 degrees, the fork plate 207 is moved to a destacking position and keeps the state between 145 and 215 degrees all the time, when the double-layer cam 205 rotates by 155 degrees, the upper-layer double-layer cam pushes the push plate 203 to drive the push guide rod 209 to move forward, the guide rod 209 moves forward to drive the separation assembly 204 to convert linear motion into rotary motion to execute empty basket separation, when the double-layer cam 205 rotates by 180 degrees, the separation assembly 204 is moved to a separation position, the cam detection device 208 also rotates by 180 degrees, and the whole destacking structure 2 is in a destacking separation state.

When the unstacking structure 2 receives a reset signal, the unstacking motor 202 starts to drive the double-layer cam 205 and the cam detection device 208 to rotate, the fork plate 207 moves backwards under the tensile force of the reset spring 210 while the double-layer cam 205 rotates, the fork plate 207 returns to the reset state when the double-layer cam 205 rotates by 325 degrees and keeps the state all the time between 325 and 360 degrees, the push plate 203 continuously rotates by the double-layer cam 205, and is driven by the tensile force of the reset spring 210 to push the guide rod 209 to move backwards, so that the separation assembly 204 is driven to reset, the separation assembly 204 returns to the reset position when the double-layer cam 205 rotates by 205 degrees, the state is kept all the time between 325 and 360 degrees, and the cam detection device 208 also rotates 360 degrees when the double-layer cam 205 rotates by 360 degrees, so that the whole unstacking structure 2 is in an initial reset state.

In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The unstacking device for the stacking empty basket is characterized by comprising an unstacking structure, wherein the unstacking structure comprises an unstacking motor, a double-layer cam, a fork plate, a push plate and a separation assembly arranged on the push plate;

2. A stacked empty basket destacking apparatus as claimed in claim 1 wherein said separation assembly comprises guide rods and L-shaped plates; the L-shaped plate comprises a first plate surface and a second plate surface which are placed at a certain included angle;

3. A stacked empty basket destacking apparatus as claimed in claim 2 wherein said disengaging assembly further comprises linear bearings secured to said fork plates through which said guide rods extend and retract.

4. A stacked empty basket destacking apparatus as claimed in claim 2 wherein said double-layered cam removes thrust to said push plate by rotation after said fork plate and said push plate penetrate into the basket gap, said guide bar pulling said L-shaped plate to rotate the end of said second plate along an included angle to disengage the empty basket.

5. A stacked empty basket destacking apparatus as claimed in claim 4 further comprising a first resilient member having opposite ends connected to said fork plate and said push plate respectively, said first resilient member pulling said first plate surface by contraction when said double-layered cam removes pushing force on said push plate by rotation.

6. A stacked empty basket destacking apparatus as claimed in claim 1 further comprising a transfer assembly and a transfer lift assembly; the transmission assembly is used for transmitting empty baskets or empty basket stacks;

7. A stacked empty basket destacking apparatus as claimed in claim 6 further comprising a mounting frame for securing said destacking structure.

8. A stacked empty basket de-stacking device as claimed in claim 7 wherein said mounting frame has an inlet side from which said transport assembly carries an empty basket stack and an outlet side from which separated empty baskets are output after de-stacking;

9. A stacked empty basket destacking apparatus as claimed in claim 6 wherein said transport lift assembly comprises an elevator and a plurality of height detection means;

10. A stacked empty basket destacking apparatus as claimed in claim 6 wherein a position detection means is mounted at the destacking area of an empty basket stack on said transfer assembly, said position detection means being arranged to detect the empty basket stack resting position.