Lifting material box

Abstract

The utility model belongs to the technical field of material transfer, and particularly relates to a lifting material box which comprises a base and four main frame vertical beams, the four main frame vertical beams are vertically arranged in a rectangular mode, a top cross beam, a bottom cross beam and a top pull rod are connected between every two main frame vertical beams in the X direction, the bottom cross beam is located at the bottoms of the main frame vertical beams, and the top pull rod is connected with the bottom cross beam. The top cross beam is located in the middle of the main frame vertical beam, the lifting frame can be lifted by controlling the electric air cylinder to work and under the cooperation of the lifting plate, during lifting, after the topmost tray is taken away, the electric air cylinder continues to work upwards through sensing of a light sensor of the workbench, and after the trays are taken away, the lifting frame is lifted up. The electric air cylinder drives the lifting plate to descend and restore to the original position, during transferring, it can be guaranteed that the empty tray is stably placed, after the tray is conveyed to the working position, under the action of the electric air cylinder, the empty tray can be lifted and conveyed, and transferring of the empty tray is more convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of material transfer, and specifically relates to a lifting material box. Background Art

[0002] As a logistics handling equipment, the material truck plays an important role in material handling and warehousing management;

[0003] The pallet truck, also known as the pallet transporter or pallet jack, is a type of forklift, mainly used for handling pallets and the goods thereon.

[0004] In the current existing technologies, the existing material transfer truck simply realizes the loading of materials. After transporting the empty stacked pallets to the accurate position, it cannot be lifted and delivered according to the usage situation, which affects the material transfer effect. Therefore, a lifting material box is proposed for the above problems. Content of the Utility Model

[0005] In order to make up for the deficiencies of the existing technologies, aiming at the technical problem that after transporting the empty stacked pallets to the accurate position, it cannot be lifted and delivered according to the usage situation, which affects the material transfer effect, the utility model proposes a lifting material box.

[0006] The technical solution adopted by the utility model to solve its technical problems is a lifting material box, including a base, including main frame vertical beams. Four main frame vertical beams are arranged vertically in a rectangle. Between the two main frame vertical beams along the X direction, a top cross beam, a bottom cross beam and a top pull rod are connected. The bottom cross beam is located at the bottom of the main frame vertical beams, the top cross beam is located in the middle of the main frame vertical beams, and the top pull rod is located at the top of the main frame vertical beams;

[0007] Between the two main frame vertical beams along the Y direction, a bottom longitudinal beam and a top fixing rod are connected. The bottom longitudinal beam is located at the bottom of the main frame vertical beams, and the top fixing rod is located at the top of the main frame vertical beams;

[0008] Among them, universal wheels are installed at the bottom ends of two main frame vertical beams, and directional wheels are installed at the bottom ends of the other two main frame vertical beams;

[0009] A fixed support rod and a movable fixed rod are vertically connected between the top cross beam and the bottom cross beam;

[0010] Lifting sliding sleeves are sleeved on the two movable fixed rods and the two main frame vertical beams. A lifting frame cross bar is fixedly connected between the two movable fixed rods along the X direction, and a middle connecting rod is fixed between the two movable fixed rods along the Y direction;

[0011] A lifting frame strengthening cross bar is fixedly connected between the two middle connecting rods;

[0012] A lifting structure is provided below the strengthening cross bar of the lifting frame. The lifting structure includes vertical beams of the lifting seat. Four vertical beams of the lifting seat are vertically arranged in a rectangle. A cross beam of the lifting seat is connected between two vertical beams of the lifting seat along the X direction, and a longitudinal beam of the lifting seat is connected between two vertical beams of the lifting seat along the Y direction.

[0013] Positioning rings are sleeved on two of the movable fixing rods and two main frame vertical beams, and the positioning rings are located below the lifting sliding sleeve.

[0014] Preferably, a support beam is arranged between the top two cross beams of the lifting seat in the lifting structure. An electric cylinder is vertically installed on the top side of the support beam, and a lifting plate is assembled at the acting end of the electric cylinder.

[0015] Preferably, a protective rod of the lifting frame is connected between two middle connecting rods along the X direction. The protective rod of the lifting frame is located at the end of the middle connecting rod, and the position of the protective rod of the lifting frame is higher than that of the cross bar of the lifting frame.

[0016] Preferably, a middle connecting rod and a top connecting rod are respectively fixed on the outer sides of two main frame vertical beams along the Y direction. Sliding buckles are slidably arranged on the middle connecting rod and the top connecting rod, and a sliding gear rod is connected between the two sliding buckles.

[0017] Preferably, a top fixing beam is connected between two main frame vertical beams along the X direction. A sliding cylinder is slidably arranged on the top fixing beam. A cross bar of the movable frame is fixed on the sliding cylinder. A longitudinal rod of the movable frame is connected between the two cross bars of the movable frame. One end of the cross bar of the movable frame is vertically connected with a vertical connecting rod. A longitudinal beam of the movable frame is connected between the tops of the two vertical connecting rods. A slanting pull rod of the movable frame is connected between the other end of the cross bar of the movable frame and the top end of the vertical connecting rod.

[0018] Preferably, a middle connecting rod of the movable frame is connected between the middles of the two cross bars of the movable frame. A sliding frame is obliquely arranged between the longitudinal rod of the movable frame and the longitudinal beam of the movable frame. A conveying roller is rotatably installed in the sliding frame.

[0019] Preferably, two pairs of connecting beams are installed side by side between the two bottom cross beams, and each pair of connecting beams is buckled through a connecting buckle.

[0020] The beneficial effects of the present utility model are as follows:

[0021] When the utility model transports the hole tray, when the lifting sliding sleeve slides above the positioning ring, the sliding stop rod on the side is pulled open, and the empty tray is placed on the strengthening cross bar of the lifting frame to stack multiple empty trays; when lifting operation is carried out, through the operation of the electric cylinder, the lifting plate acts on the lower part of the strengthening cross bar of the lifting frame, and the stacked empty trays can be lifted to feed. By controlling the operation of the electric cylinder and cooperating with the lifting plate, the lifting frame can be lifted. When lifting, through the induction of the light sensor on the workbench, after the tray at the top is taken away, the electric cylinder continues to work upward until all the trays are taken, and then the electric cylinder drives the lifting plate to descend and return to the original position. During transportation, the stable placement of the empty tray can be ensured. After the tray is transported to the working position, under the action of the electric cylinder, the empty tray can be lifted and transported, which is more convenient for the transportation of the empty tray. When in use, the lifting and feeding of the tray can be realized, and when not in use, it can be changed into a material box to store the tray. Brief Description of the Drawings

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0023] Figure 1 Schematic diagram of the overall structure with empty trays placed;

[0024] Figure 2 Schematic diagram of the overall structure without trays;

[0025] Figure 3 Schematic diagram of the lifting and feeding structure;

[0026] In the figure: 1, main frame vertical beam; 2, top cross beam; 3, bottom cross beam; 4, fixed support rod; 5, movable fixed rod; 7, connecting buckle; 8, connecting beam; 9, bottom longitudinal beam; 10, middle sliding rod; 11, middle connecting rod; 12, top connecting rod; 13, top fixed beam; 14, sliding cylinder; 15, top fixed rod; 16, top pull rod; 17, movable frame longitudinal beam; 18, vertical connecting rod; 19, movable frame cross bar; 20, movable frame middle connecting rod; 21, movable frame inclined pull rod; 22, movable frame longitudinal rod; 23, lifting frame cross bar; 24, lifting frame protective rod; 25, sliding stop rod; 26, sliding buckle; 27, strengthening cross bar of the lifting frame; 28, lifting plate; 29, electric cylinder; 30, lifting sliding sleeve; 31, longitudinal beam of the lifting seat; 32, directional wheel; 33, cross beam of the lifting seat; 34, vertical beam of the lifting seat; 35, universal wheel. Detailed Embodiment

[0027] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts belong to the protection scope of the present utility model.

[0028] Please refer to Figures 1-3 As shown in the figure, a lifting material box includes main frame vertical beams 1. Four main frame vertical beams 1 are arranged vertically in a rectangle. A top cross beam 2, a bottom cross beam 3, and a top pull rod 16 are connected between two main frame vertical beams 1 along the X direction. The bottom cross beam 3 is located at the bottom of the main frame vertical beams 1, the top cross beam 2 is located in the middle of the main frame vertical beams 1, and the top pull rod 16 is located at the top of the main frame vertical beams 1;

[0029] A bottom longitudinal beam 9 and a top fixing rod 15 are connected between two main frame vertical beams 1 along the Y direction. The bottom longitudinal beam 9 is located at the bottom of the main frame vertical beams 1, and the top fixing rod 15 is located at the top of the main frame vertical beams 1;

[0030] The main body of the material transfer vehicle is composed of the main frame vertical beams 1, the top cross beam 2, the bottom cross beam 3, the bottom longitudinal beam 9, and the top fixing rod 15. A connecting beam 8 is arranged at the bottom of the material transfer vehicle. The connecting beam 8 is arranged parallel to the top fixing rod 15. The buckling of two connecting beams 8 is realized through a connecting buckle 7, which can improve the strength of the material transfer vehicle;

[0031] Universal wheels 35 are installed at the bottom ends of two of the main frame vertical beams 1, and directional wheels 32 are installed at the bottom ends of the other two main frame vertical beams 1;

[0032] Fixed support rods 4 and movable fixed rods 5 are vertically connected between the top cross beam 2 and the bottom cross beam 3;

[0033] Lifting sliding sleeves 30 are sleeved on two movable fixed rods 5 and two main frame vertical beams 1. A lifting frame cross bar 23 is fixedly connected between two movable fixed rods 5 along the X direction. A middle connecting rod 11 is fixed between two movable fixed rods 5 along the Y direction. Positioning rings are sleeved on two of the movable fixed rods 5 and two main frame vertical beams 1. The positioning rings are located below the lifting sliding sleeves 30;

[0034] A lifting frame reinforcing cross bar 27 is fixedly connected between two middle connecting rods 11;

[0035] When transporting the hole trays, when the lifting sliding sleeves 30 slide above the positioning rings, the side sliding stop rods 25 are pulled open, and the empty trays are placed on the lifting frame reinforcing cross bar 27 to realize the stacking of multiple empty trays;

[0036] When performing the lifting operation, the electric cylinder 29 is used for the operation. The lifting plate 28 acts below the lifting frame reinforcing cross bar 27, and the stacked empty pallets can be lifted to feed materials.

[0037] A lifting structure is provided below the lifting frame reinforcing cross bar 27. The lifting structure includes lifting seat vertical beams 34. Four lifting seat vertical beams 34 are vertically arranged in a rectangle. A lifting seat cross beam 33 is connected between the two lifting seat vertical beams 34 along the X direction. A lifting seat longitudinal beam 31 is connected between the two lifting seat vertical beams 34 along the Y direction. A support beam is arranged between the top two lifting seat cross beams 33 in the lifting structure. An electric cylinder 29 is vertically installed on the top side of the support beam. The acting end of the electric cylinder 29 is equipped with a lifting plate 28. In order to lift the empty pallet, when the empty pallet is placed on the lifting frame and the material truck is pushed to the lower part of the lifting structure, by controlling the operation of the electric cylinder 29, with the cooperation of the lifting plate 28, the lifting frame can be lifted. When lifting, through the induction of the light sensor on the workbench, after the topmost pallet is taken away, the electric cylinder 29 continues to work upward until all the pallets are taken. Then the electric cylinder 29 drives the lifting plate 28 to descend and return to the original position.

[0038] A lifting frame protection bar 24 is connected between the two middle connecting rods 11 along the X direction. The lifting frame protection bar 24 is located at the end of the middle connecting rod 11 and the position of the lifting frame protection bar 24 is higher than that of the lifting frame cross bar 23. Middle slide bars 10 and top connecting rods 12 are respectively fixed on the outer sides of the two main frame vertical beams 1 along the Y direction. Sliding buckles 26 are slidably arranged on the middle slide bars 10 and the top connecting rods 12. A sliding stop bar 25 is connected between the two sliding buckles 26;

[0039] In order to better ensure the stability of the empty pallet during the transfer process, the sliding stop bar 25 slides along the top connecting rod 12 or the middle slide bar 10 with the cooperation of the sliding buckles 26. The sliding stop bar 25 can be slid to the middle position to avoid the empty pallet falling during the transfer process. When placing the pallet, by sliding the sliding stop bar 25 to the side, after placing the pallet on the lifting frame reinforcing cross bar 27, then sliding the sliding stop bar 25 to the middle position to block and protect the empty pallet and avoid falling during the transfer.

[0040] There is a top fixed beam 13 connected between two main frame vertical beams 1 in the X direction. A sliding cylinder 14 is slidably arranged on the top fixed beam 13. An active frame cross bar 19 is fixed on the sliding cylinder 14. An active frame longitudinal bar 22 is connected between two active frame cross bars 19. One end of the active frame cross bar 19 is vertically connected with a vertical connecting rod 18. An active frame longitudinal beam 17 is connected between the tops of two vertical connecting rods 18. An active frame inclined pull rod 21 is connected between the other end of the active frame cross bar 19 and the top end of the vertical connecting rod 18. An active frame middle connecting rod 20 is connected between the middle parts of two active frame cross bars 19. A sliding frame is obliquely arranged between the active frame longitudinal bar 22 and the active frame longitudinal beam 17. A conveying roller is rotatably installed in the sliding frame. Two pairs of connecting beams 8 are installed in parallel between two bottom cross beams 3. Each pair of connecting beams 8 is buckled through a connecting buckle 7;

[0041] There is a slidable bracket arranged on the top of the material truck. The bracket is composed of an active frame longitudinal beam 17, a vertical connecting rod 18, an active frame cross bar 19, an active frame inclined pull rod 21 and an active frame longitudinal bar 22. When lifting, the sliding cylinder 14 slides along the top fixed beam 13, and the sliding of the bracket can be realized. The large space formed by the active frame cross bar 19 and the active frame middle connecting rod 20 corresponds to the lifting position, which is convenient for the lifting of the tray;

[0042] When receiving the tray, the rolling frame is arranged between the active frame cross bar 19 and the active frame longitudinal bar 22. With the cooperation of the conveying roller, the receiving of the empty tray can be realized, and then it is placed on the lifting frame reinforcing cross bar 27 and then transported.

[0043] Working principle: The main body of the material transfer truck is composed of the main frame vertical beam 1, the top cross beam 2, the bottom cross beam 3, the bottom longitudinal beam 9 and the top fixed rod 15. There is a connecting beam 8 arranged at the bottom of the material transfer truck. The connecting beam 8 is arranged parallel to the top fixed rod 15. The buckling of two connecting beams 8 is realized through the connecting buckle 7, which can improve the strength of the material transfer truck;

[0044] When transporting the perforated tray, when the lifting sliding sleeve 30 slides above the positioning ring, the side sliding stop rod 25 is pulled open, and the empty tray is placed on the lifting frame reinforcing cross bar 27 to realize the stacking of multiple empty trays;

[0045] When performing the lifting operation, through the operation of the electric cylinder 29, the lifting plate 28 acts on the lower part of the lifting frame reinforcing cross bar 27, and the stacked empty trays can be lifted to carry out the feeding;

[0046] By controlling the operation of the electric cylinder 29, the lifting frame can be lifted with the cooperation of the lifting plate 28. During the lifting, the light sensor of the workbench senses that after the top tray is taken away, the electric cylinder 29 continues to work upward until the tray is taken away, and then the electric cylinder 29 drives the lifting plate 28 to descend and return to its original position;

[0047] A slidable bracket is provided on the top of the material vehicle, and the bracket is composed of a movable frame longitudinal beam 17, a vertical connecting rod 18, a movable frame cross bar 19, a movable frame tilting rod 21 and a movable frame longitudinal rod 22. When lifting, the slide cylinder 14 slides along the top fixed beam 13, which can realize the sliding of the bracket, and the large space formed by the movable frame cross bar 19 and the movable frame middle connecting rod 20 corresponds to the lifting position, which is convenient for lifting the pallet;

[0048] When receiving the pallet, the rolling frame is set up between the movable frame cross bar 19 and the movable frame longitudinal bar 22. With the cooperation of the conveying roller, the empty pallet can be received and then placed on the lifting frame reinforcement cross bar 27 for transportation.

[0049] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0050] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A lifting material box, characterized in that: It includes main frame vertical beams (1). Four main frame vertical beams (1) are arranged vertically in a rectangle. A top cross beam (2), a bottom cross beam (3) and a top tie rod (16) are connected between the two main frame vertical beams (1) along the X direction. The bottom cross beam (3) is located at the bottom of the main frame vertical beam (1), the top cross beam (2) is located in the middle of the main frame vertical beam (1), and the top tie rod (16) is located at the top of the main frame vertical beam (1). A bottom longitudinal beam (9) and a top fixing rod (15) are connected between the two main frame vertical beams (1) along the Y direction. The bottom longitudinal beam (9) is located at the bottom of the main frame vertical beam (1), and the top fixing rod (15) is located at the top of the main frame vertical beam (1). Universal wheels (35) are installed at the bottom ends of two of the main frame vertical beams (1), and directional wheels (32) are installed at the bottom ends of the other two main frame vertical beams (1). Fixed support rods (4) and movable fixed rods (5) are vertically connected between the top cross beam (2) and the bottom cross beam (3). Lifting sliding sleeves (30) are sleeved on the two movable fixed rods (5) and the two main frame vertical beams (1). A lifting frame cross bar (23) is fixedly connected between the two movable fixed rods (5) along the X direction, and a middle connecting rod (11) is fixed between the two movable fixed rods (5) along the Y direction. A lifting frame reinforcing cross bar (27) is fixedly connected between the two middle connecting rods (11). A lifting structure is arranged below the lifting frame reinforcing cross bar (27). The lifting structure includes lifting seat vertical beams (34). Four lifting seat vertical beams (34) are arranged vertically in a rectangle. A lifting seat cross beam (33) is connected between the two lifting seat vertical beams (34) along the X direction, and a lifting seat longitudinal beam (31) is connected between the two lifting seat vertical beams (34) along the Y direction. Positioning rings are sleeved on the two movable fixed rods (5) and the two main frame vertical beams (1). The positioning rings are located below the lifting sliding sleeves (30).

2. The lifting material box according to claim 1, characterized in that: A support beam is arranged between the top two lifting seat cross beams (33) in the lifting structure. An electric cylinder (29) is vertically installed on the top side of the support beam. A lifting plate (28) is assembled at the acting end of the electric cylinder (29).

3. The lifting material box according to claim 2, wherein: A lifting frame protection rod (24) is connected between the two middle connecting rods (11) along the X direction. The lifting frame protection rod (24) is located at the end of the middle connecting rod (11), and the position of the lifting frame protection rod (24) is higher than that of the lifting frame cross bar (23).

4. The lifting material box according to claim 3, characterized in that: A middle sliding rod (10) and a top connecting rod (12) are respectively fixed on the outer sides of the two main frame vertical beams (1) along the Y direction. A sliding buckle (26) is slidably arranged on the middle sliding rod (10) and the top connecting rod (12). A sliding stop rod (25) is connected between the two sliding buckles (26).

5. The lifting material box according to claim 4, characterized in that: A top fixed beam (13) is connected between two main frame vertical beams (1) in the X direction. A sliding cylinder (14) is slidably arranged on the top fixed beam (13). An active frame cross bar (19) is fixed on the sliding cylinder (14). An active frame longitudinal bar (22) is connected between two active frame cross bars (19). One end of the active frame cross bar (19) is vertically connected with a vertical connecting rod (18). An active frame longitudinal beam (17) is connected between the tops of two vertical connecting rods (18). An active frame inclined pull rod (21) is connected between the other end of the active frame cross bar (19) and the top end of the vertical connecting rod (18).

6. The lifting material box according to claim 5, characterized in that: An active frame middle connecting rod (20) is connected between the middles of two active frame cross bars (19). A sliding frame is obliquely arranged between the active frame longitudinal bar (22) and the active frame longitudinal beam (17). A conveying roller is rotatably installed in the sliding frame.

7. The lifting material box according to claim 1, wherein: Two pairs of connecting beams (8) are installed in parallel between two bottom cross beams (3). Each pair of connecting beams (8) is buckled through a connecting buckle (7).

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