Tray folding and unfolding machine and tray folding and unfolding system

Abstract

The embodiment of the utility model provides a tray unstacking and stacking machine and a tray unstacking and stacking system, the tray unstacking and stacking machine comprises two opposite tray unstacking and stacking assemblies, the distance between the two tray unstacking and stacking assemblies is larger than the size of a tray, and the two tray unstacking and stacking assemblies jointly stack the tray or unstack a tray stack. Specifically, the tray folding assembly comprises a rack, a lifting assembly, a mounting seat and a forking assembly. Wherein the lifting assembly is fixedly arranged on the rack, the mounting base is movably arranged on the rack and connected with the lifting assembly, and the lifting assembly drives the mounting base to ascend and descend. The forking assembly is movably arranged on the mounting base, the mounting base drives the forking assembly to ascend and descend when ascending and descending, and the forking assembly selectively extends out of the rack so as to fork the tray.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of logistics equipment, and in particular to a pallet unstacking machine and pallet unstacking system. BACKGROUND

[0002] Pallets are commonly used loading and handling tools in the logistics field, mainly used for horizontal platform devices for assembling, stacking, handling and transporting goods and products as unit loads.

[0003] In the prior art, pallets are usually moved and stacked by manually driving a forklift. However, the manually stacked pallet stacks are not only irregular but also poor in stability, and are prone to tipping accidents. CONTENT OF THE UTILITY MODEL

[0004] The present application provides a pallet unstacking machine and pallet unstacking system to solve the problem of low efficiency and poor regularity of manually stacking pallets in the prior art.

[0005] In a first aspect, the present application provides a pallet unstacking machine, comprising two oppositely arranged pallet unstacking assemblies;

[0006] The pallet unstacking assembly comprises:

[0007] a rack;

[0008] a lifting assembly arranged on the rack;

[0009] a mounting seat movably arranged on the rack and connected with the lifting assembly;

[0010] a fork assembly movably arranged on the mounting seat, the lifting assembly driving the fork assembly to lift and lower through the mounting seat, and the fork assembly selectively extending outside the rack to fork and stack pallets or unstack pallet stacks.

[0011] In a feasible implementation, the lifting assembly comprises a first driving assembly and a transmission assembly;

[0012] The first driving assembly is arranged on the rack, and the transmission assembly is vertically arranged on the rack, and the mounting seat is fixedly connected with the transmission assembly;

[0013] The first driving assembly controls the mounting seat to lift and lower through the transmission assembly.

[0014] In a feasible implementation, the first driving assembly is configured as a driving motor, and the transmission assembly is configured as a transmission chain assembly.

[0015] In a feasible implementation, the mounting seat comprises a first fixed plate and three second fixed plates;

[0016] The first fixed plate is in sliding connection with the rack;

[0017] The three second fixed plates are vertically arranged on the first fixed plate, and the three second fixed plates are arranged at intervals;

[0018] The fork assembly is arranged on the three second fixed plates.

[0019] In a possible implementation, the fork assembly comprises a second driving assembly and at least two tray forks.

[0020] The second driving assembly is arranged on the second fixed plate in the middle of the three second fixed plates, and the at least two tray forks are movably arranged on the second fixed plates on both sides of the three second fixed plates.

[0021] The second driving assembly drives all the tray forks to selectively protrude from the rack at the same time to fork the tray.

[0022] In a possible implementation, the fork assembly further comprises a connecting piece, the connecting piece is connected with all the tray forks, the second driving assembly is connected with the connecting piece, and the second driving assembly drives all the tray forks to move at the same time through the connecting piece.

[0023] In a possible implementation, the second driving assembly is configured as a driving motor, and the driving motor drives the connecting piece to move through a gear and rack assembly.

[0024] In a possible implementation, the tray unstacking machine further comprises a connecting cross beam, two ends of the connecting cross beam are respectively connected with two tray unstacking assemblies.

[0025] In a possible implementation, the tray unstacking machine further comprises a protective shell, the protective shell is arranged on the rack, and the fork assembly selectively extends out of or retracts into the protective shell.

[0026] In a second aspect, the embodiments of the present application provide a tray unstacking system, comprising a tray conveying device and the tray unstacking machine according to any one of the first aspect, the tray conveying device is used to convey the tray to the tray unstacking machine, and the tray unstacking machine is used to stack the tray or unstack the tray stack.

[0027] In a first aspect, the embodiments of the present application provide a tray stacking and unstacking machine, which comprises two oppositely arranged tray stacking and unstacking assemblies, the distance between the two tray stacking and unstacking assemblies is greater than the size of a tray, and the two tray stacking and unstacking assemblies are used to stack trays or unstack tray stacks. Specifically, the tray stacking and unstacking assembly comprises a rack, a lifting assembly, a mounting seat and a fork assembly. The lifting assembly is fixedly arranged on the rack, the mounting seat is movably arranged on the rack and connected with the lifting assembly, and the lifting assembly drives the mounting seat to move up and down. The fork assembly is movably arranged on the mounting seat, and the mounting seat drives the fork assembly to move up and down when the mounting seat moves up and down. The fork assembly can selectively extend out of the rack, so as to pick up a tray.

[0028] When the trays are stacked, the fork assembly extends out of the rack to pick up a tray, and then the lifting assembly drives the fork assembly to lift up, i.e. drives the tray to lift up. Then, a tray is placed into the lowermost tray, the lifting assembly controls the fork assembly to lower, so that the tray picked up by the fork assembly is placed on the tray below, and then the fork assembly is retracted into the rack. The lifting assembly controls the lowering height of the fork assembly, the fork assembly picks up the lowermost tray and lifts up, and the operation is repeated to complete the stacking of the trays. Conversely, the operation is completed to unstack the tray stack. The tray stacking and unstacking machine is fixed in position, so as to ensure that the trays are stacked in high order when the trays are stacked, and the tray stack formed by the stacking is not prone to tilting. In addition, compared with manual stacking of the trays, the device has high stacking efficiency and low cost.

[0029] In a second aspect, the embodiments of the present application provide a tray stacking and unstacking system, which comprises a tray conveying device and the tray stacking and unstacking machine of the first aspect. The tray conveying device is used to convey trays to the tray stacking and unstacking machine, and the tray stacking and unstacking machine is used to stack the trays or unstack the tray stack. The tray stacking and unstacking system can efficiently stack a large number of trays by using the tray conveying device and the tray stacking and unstacking machine. In addition, since the tray stacking and unstacking system comprises the tray stacking and unstacking machine of any one of the above-mentioned technical solutions, the tray stacking and unstacking system has all the beneficial effects of the tray stacking and unstacking machine of any one of the above-mentioned technical solutions, and details are not repeated here. BRIEF DESCRIPTION OF DRAWINGS

[0030] The accompanying drawings, which are included to provide a further understanding of the present application and are incorporated in and constitute a part of this application, illustrate embodiments of the present application and serve to explain the principles of the present application, and do not limit the present application in any manner.

[0031] In the drawings:

[0032] Figure 1 is a structural schematic diagram of the tray stacking and unstacking machine provided by the first embodiment of the present application;

[0033] Figure 2 is Figure 1 is a first schematic diagram of the internal structure of the tray stacking and unstacking assembly of the tray stacking and unstacking machine in

[0034] Figure 3 is Figure 1 Second schematic view of the internal structure of the tray unstacking assembly of the tray unstacking machine.

[0035] Figure 4 is Figure 1 Schematic view of the tray unstacking assembly of the tray unstacking machine.

[0036] Explanation of reference signs:

[0037] 100 - tray unstacking assembly; 200 - connecting beam;

[0038] 110 - machine frame; 120 - lifting assembly; 130 - mounting seat; 140 - fork assembly; 150 - protective housing;

[0039] 121 - first driving assembly; 122 - transmission assembly; 131 - first fixed plate; 132 - second fixed plate; 141 - second driving assembly; 142 - tray fork; 143 - connecting piece. DETAILED DESCRIPTION

[0040] In order to enable persons skilled in the art to better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described in the following with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by persons skilled in the art without creative labor should fall within the scope of protection of the present application.

[0041] In the description of the embodiments of the present application, the terms "first" and "second" are only used for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first" and "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0042] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connecting", "connecting", "fixing" and other terms should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise specifically limited. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0043] In the present application, unless otherwise explicitly specified and limited, a first feature is "on" or "under" a second feature can be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, the first feature is "above", "over" and "on top of" the second feature can be that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature. The first feature is "under", "below" and "underneath" the second feature can be that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is horizontally lower than the second feature.

[0044] The pallet is a commonly used loading and handling tool in the logistics field, mainly used for horizontal platform devices for assembling, stacking, handling and transporting goods and products as unit loads.

[0045] In the prior art, pallets are usually moved and stacked by manually driving a forklift. However, the manually stacked pallets are not only irregular but also poor in stability, and are prone to tipping accidents.

[0046] In order to solve the problems of low efficiency, low regularity and poor stability of manually disassembling and stacking pallets in the prior art, the embodiments of the present application provide a pallet disassembling and stacking machine and a pallet disassembling and stacking system, which will be described in detail below in conjunction with the drawings of the specification.

[0047] Figure 1 is a structural schematic diagram of the pallet disassembling and stacking machine provided by the first embodiment of the present application; Figure 2 is Figure 1 is a first schematic diagram of the internal structure of the pallet disassembling and stacking assembly 100 of the pallet disassembling and stacking machine in the second embodiment; Figure 3 is Figure 1 is a second schematic diagram of the internal structure of the pallet disassembling and stacking assembly 100 of the pallet disassembling and stacking machine in the second embodiment; Figure 4 is Figure 1 is a schematic diagram of the pallet disassembling and stacking assembly 100 of the pallet disassembling and stacking machine in the second embodiment.

[0048] Referring to Figures 1 to 4 , the embodiments of the present application provide a pallet disassembling and stacking machine, which includes two oppositely arranged pallet disassembling and stacking assemblies 100, and the distance between the two is greater than the size of the pallet, and the two together stack pallets or disassemble pallet stacks. Specifically, the pallet disassembling and stacking assembly 100 includes a rack 110, a lifting assembly 120, a mounting seat 130 and a fork assembly 140. The lifting assembly 120 is fixedly arranged on the rack 110, the mounting seat 130 is movably arranged on the rack 110 and connected with the lifting assembly 120, and the lifting assembly 120 drives the mounting seat 130 to lift. The fork assembly 140 is movably arranged on the mounting seat 130, and the mounting seat 130 drives the fork assembly 140 to lift when lifting, and the fork assembly 140 can selectively extend out of the rack 110 to fork the pallet.

[0049] When stacking the trays, the fork assembly 140 extends out of the frame 110 to fork the trays, and then the lifting assembly 120 drives the fork assembly 140 to lift, i.e. drives the trays to lift. Then, the tray is placed into the lowermost tray, the lifting assembly 120 controls the fork assembly 140 to descend, so that the tray forked by the fork assembly 140 is placed on the tray below, and then the fork assembly 140 is retracted into the frame 110, the lifting assembly 120 controls the fork assembly 140 to descend to a certain height, forks the lowermost tray and lifts, and the operation is repeated to complete the stacking of the trays. Conversely, the operation is completed to disassemble the tray stack. The tray stacker is fixed in position, thereby ensuring that the trays are stacked in a high degree of neatness when stacking the trays, and the tray stack formed by stacking is less likely to tip over. In addition, compared with manual stacking of trays, the device has high stacking efficiency and low cost.

[0050] In some examples, the trays can be manually transported between the two tray disassembly and stacking assemblies 100, the trays can be stacked by using the two tray disassembly and stacking assemblies 100, or the trays can be transported between the two tray disassembly and stacking assemblies 100 using a conveying track. In addition, in order to facilitate the movement of the trays between the two tray disassembly and stacking assemblies 100, a household guide block is arranged on each tray disassembly and stacking assembly 100.

[0051] For example, the frame 110 is a frame structure connected by profiles, which provides a fixed mounting base for each component. The lifting assembly 120 includes a first driving assembly 121 and a transmission assembly 122. The first driving assembly 121 is arranged on the frame 110, the transmission assembly 122 is arranged vertically on the frame 110, and the mounting seat 130 is fixedly connected with the transmission assembly 122; the first driving assembly 121 controls the mounting seat 130 to lift through the transmission assembly 122. Specifically, referring to Figure 2 and Figure 3 The first driving assembly 121 is configured as a driving motor, and the transmission assembly 122 is configured as a transmission chain assembly. The driving motor is horizontally fixed on the cross beam of the frame 110, two transmission sprockets of the transmission chain assembly are vertically and spaced apart arranged on the frame 110, a transmission chain is wound around the two transmission sprockets, and the driving motor is connected with the transmission sprocket arranged above. The mounting seat 130 is fixedly connected with the transmission chain, i.e. the driving motor drives the mounting seat 130 to lift through the transmission sprocket and the transmission chain.

[0052] Continuing to refer to Figure 2 and Figure 3As shown, the mounting base 130 includes a first fixed plate 131 and three second fixed plates 132. The first fixed plate 131 is vertically arranged and is connected to the rack 110 through a sliding rail. The three second fixed plates 132 are each arranged perpendicularly on the first fixed plate 131, and the three second fixed plates 132 are arranged at intervals. The fork assembly 140 is arranged on the three second fixed plates 132. Specifically, the fork assembly 140 includes a second driving assembly 141 and at least two tray forks 142. The second driving assembly 141 is arranged on the second fixed plate 132 in the middle of the three second fixed plates 132. The at least two tray forks 142 are each arranged on the second fixed plate 132 on the side of the three second fixed plates 132 through a sliding rail.

[0053] The second driving assembly 141 drives all the tray forks 142 to move horizontally at the same time, and selectively protrude from the rack 110 at the same time, so as to fork the tray in the tray.

[0054] Continuing to refer to Figure 2 and Figure 3 As shown, in some examples, the fork assembly 140 further includes a connecting piece 143, the connecting piece 143 is connected with all the tray forks 142, the second driving assembly 141 is connected with the connecting piece 143, and the second driving assembly 141 drives all the tray forks 142 to move at the same time through the connecting piece 143. For example, the connecting piece 143 is configured as a connecting plate, both ends of the connecting plate are fixedly connected with the tray forks 142 arranged on the two second fixed plates 132 on the side through a sliding rail. The second driving assembly 141 is configured as a driving motor, the driving motor is fixedly arranged on the second fixed plate 132 in the middle position. The driving motor is connected with the middle position of the connecting piece 143 through a gear and rack assembly, so as to drive the connecting piece 143 to move. The connecting piece 143 can push the two tray forks 142 to move in the process of moving.

[0055] In addition, referring to Figure 1 As shown, the tray folding machine further includes a connecting cross beam 200, both ends of the connecting cross beam 200 are connected with the two tray folding assemblies 100 respectively, so as to fix the two tray folding assemblies 100 into one body, and ensure that the two tray folding assemblies 100 can keep stable in the process of lifting the tray.

[0056] Continuing to refer to Figure 1 As shown, the tray folding machine further includes a protective shell 150, the protective shell 150 is arranged on the rack 110, and is used for protecting various components inside. The fork assembly 140 is selectively extended or retracted from the protective shell 150, so as to fork the tray.

[0057] The above detailed description of the embodiments of the present application is merely intended to provide a further detailed description of the purpose, technical solutions and beneficial effects of the embodiments of the present application. It should be understood that the above is only a specific implementation of the embodiments of the present application, and is not used to limit the protection scope of the embodiments of the present application. Any modification, equivalent replacement, improvement, etc. made on the basis of the technical solutions of the embodiments of the present application shall be included in the protection scope of the embodiments of the present application.

Claims

1. A machine for unfolding a stack of plates, characterized in that, The tray stacking and unstacking device comprises two oppositely arranged tray stacking and unstacking assemblies (100); The tray stacking and unstacking assembly (100) comprises: a rack (110); a lifting assembly (120) arranged on the rack (110); a mounting seat (130) movably arranged on the rack (110) and connected with the lifting assembly (120); a fork assembly (140) movably arranged on the mounting seat (130), the lifting assembly (120) drives the fork assembly (140) to lift through the mounting seat (130), and the fork assembly (140) selectively extends outside the rack (110) to stack trays or unstack tray stacks.

2. The disc unstacker of claim 1, wherein, The lifting assembly (120) comprises a first driving assembly (121) and a transmission assembly (122); The first driving assembly (121) is arranged on the rack (110), and the transmission assembly (122) is vertically arranged on the rack (110), and the mounting seat (130) is fixedly connected with the transmission assembly (122); The first driving assembly (121) controls the mounting seat (130) to lift through the transmission assembly (122).

3. The disc unstacker of claim 2, wherein, The first driving assembly (121) is configured as a driving motor, and the transmission assembly (122) is configured as a transmission chain assembly.

4. The disc unstacker of claim 1, wherein, The mounting seat (130) comprises a first fixed plate (131) and three second fixed plates (132); The first fixed plate (131) is slidably connected with the rack (110); The three second fixed plates (132) are all vertically arranged on the first fixed plate (131), and the three second fixed plates (132) are arranged at intervals; The fork assembly (140) is arranged on the three second fixed plates (132).

5. The disc unstacker of claim 4, wherein, The fork assembly (140) comprises a second driving assembly (141) and at least two tray forks (142); The second driving assembly (141) is arranged on the second fixed plate (132) among the three second fixed plates (132), and at least two tray forks (142) are movably arranged on the second fixed plates (132) on both sides among the three second fixed plates (132); The second driving assembly (141) drives all the tray forks (142) to selectively protrude from the rack (110) at the same time to fork the trays.

6. The disc unstacker of claim 5, wherein, The fork assembly (140) further comprises a connecting piece (143), the connecting piece (143) is connected with all the tray forks (142), the second driving assembly (141) is connected with the connecting piece (143), and the second driving assembly (141) drives all the tray forks (142) to move at the same time through the connecting piece (143).

7. The disc unstacker of claim 6, wherein, The second driving assembly (141) is configured as a driving motor, and the driving motor drives the connecting piece (143) to move through a gear and rack assembly.

8. The disc unstacker according to any one of claims 1-7, characterized in that, The tray stacking and unstacking device further comprises a connecting cross beam (200), and two ends of the connecting cross beam (200) are respectively connected with the two tray stacking and unstacking assemblies (100).

9. The disc unstacker according to any one of claims 1-7, characterized in that, The de-stacking machine further comprises a protective housing (150) disposed on the machine frame (110), and the fork assembly (140) is selectively extended or retracted from the protective housing (150).

10. A pallet collapsing system characterized by, A pallet conveying device for conveying a pallet to a de-stacking machine according to any one of claims 1-9 for stacking or de-stacking the pallet.

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