Stacking machine

Abstract

The utility model provides a stacking machine which comprises a walking vehicle, a cargo carrying platform and a lifting mechanism. A lifting guide wheel is installed on the cargo carrying platform and arranged on a lifting guide rail of the walking vehicle in a lifting and sliding mode, so that the cargo carrying platform can do lifting motion relative to the walking vehicle. The lifting mechanism comprises a first movable chain wheel, a second movable chain wheel, a third movable chain wheel, a fourth movable chain wheel, a first fixed chain wheel, a second fixed chain wheel set, a third fixed chain wheel set, a tensioning chain wheel, a driving motor, a fourth fixed chain wheel set, a fifth fixed chain wheel set, a sixth fixed chain wheel, a first chain, a second chain and a balance weight piece. The first movable chain wheel and the second movable chain wheel are horizontally mounted on left and right sides of the top of the cargo platform; the third movable chain wheel and the fourth movable chain wheel are horizontally mounted on left and right sides of the bottom of the cargo platform; the first fixed chain wheel is installed on the upper left corner of the walking vehicle, the second fixed chain wheel set and the third fixed chain wheel set are installed on the upper right corner of the walking vehicle, and each of the second fixed chain wheel set and the third fixed chain wheel set is provided with two parallel fixed chain wheels. The two tensioning chain wheels arranged up and down are installed on the right side of the walking vehicle, the driving motor is installed on the walking vehicle, and a driving chain wheel of the driving motor and the two tensioning chain wheels are arranged in a triangular mode. A fourth fixed chain wheel group and a fifth fixed chain wheel group are mounted at the lower right corner of the walking vehicle, and each of the fourth fixed chain wheel group and the fifth fixed chain wheel group is provided with two parallel fixed chain wheels; the sixth fixed chain wheel is mounted at the lower left corner of the walking vehicle; one end of a first chain is connected to the upper left corner of the walking vehicle, sequentially bypasses a first movable chain wheel, a first fixed chain wheel, a second fixed chain wheel set, a third fixed chain wheel set, a tensioning chain wheel, a driving chain wheel of a driving motor, a fourth fixed chain wheel set, a fifth fixed chain wheel set, a sixth fixed chain wheel and a third movable chain wheel and is connected to the lower left corner of the walking vehicle. One end of a second chain is connected to the upper right corner of the walking vehicle, sequentially bypasses a second movable chain wheel, a second fixed chain wheel group, a third fixed chain wheel group, a tensioning chain wheel, a driving chain wheel of the driving motor, a fourth fixed chain wheel group, a fifth fixed chain wheel group and a fourth movable chain wheel and is connected to the lower right corner of the walking vehicle; the counterweight parts are wound on a fixed pulley at the top of the walking vehicle through a traction rope and then connected to the cargo carrying platform, and the two counterweight parts are oppositely arranged on the left side and the right side of the walking vehicle. According to the stacking machine, efficient and stable lifting of the cargo carrying platform can be achieved, stability and safety of cargos in the lifting process are guaranteed, the stacking machine is suitable for stacking operation of long and heavy cargos, and reliability and stability of a lifting system are further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of goods stacking, in particular to a stacker. Background Art

[0002] In the field of logistics warehousing, for long and heavy goods, traditional stackers often have problems such as structural deformation and large lifting drive power during the stacking process. Therefore, it is of great practical significance to develop an efficient stacker that can effectively solve these problems. Summary of the Utility Model

[0003] In view of the above, the utility model provides a stacker to solve the problems such as structural deformation and large lifting drive power of traditional stackers when stacking long and heavy goods.

[0004] The technical solution of the utility model is as follows:

[0005] The utility model provides a stacker, which includes a walking vehicle, a load-carrying platform and a lifting mechanism; lifting guide wheels are installed on the load-carrying platform, and the lifting guide wheels are slidably arranged on the lifting guide rails of the walking vehicle in a liftable manner, so that the load-carrying platform can move up and down relative to the walking vehicle; the lifting mechanism includes a first driving sprocket, a second driving sprocket, a third driving sprocket, a fourth driving sprocket, a first fixed sprocket, a second fixed sprocket group, a third fixed sprocket group, a tensioning sprocket, a driving motor, a fourth fixed sprocket group, a fifth fixed sprocket group, a sixth fixed sprocket, a first chain, a second chain and a counterweight; the first driving sprocket and the second driving sprocket are horizontally installed on the left and right sides of the top of the load-carrying platform; the third driving sprocket and the fourth driving sprocket are horizontally installed on the left and right sides of the bottom of the load-carrying platform; the first fixed sprocket is installed at the upper left corner of the walking vehicle, the second fixed sprocket group and the third fixed sprocket group are installed at the upper right corner of the walking vehicle, and both the second fixed sprocket group and the third fixed sprocket group have two juxtaposed fixed sprockets; two tensioning sprockets arranged vertically are installed on the right side of the walking vehicle, the driving motor is installed on the walking vehicle, and the driving sprocket of the driving motor and the two tensioning sprockets are arranged in a triangle; the fourth fixed sprocket group and the fifth fixed sprocket group are installed at the lower right corner of the walking vehicle, and both the fourth fixed sprocket group and the fifth fixed sprocket group have two juxtaposed fixed sprockets; the sixth fixed sprocket is installed at the lower left corner of the walking vehicle; one end of the first chain is connected to the upper left corner of the walking vehicle, and sequentially bypasses the first driving sprocket, the first fixed sprocket, the second fixed sprocket group, the third fixed sprocket group, the tensioning sprocket, the driving sprocket of the driving motor, the fourth fixed sprocket group, the fifth fixed sprocket group, the sixth fixed sprocket, the third driving sprocket and is connected to the lower left corner of the walking vehicle; one end of the second chain is connected to the upper right corner of the walking vehicle, and sequentially bypasses the second driving sprocket, the second fixed sprocket group, the third fixed sprocket group, the tensioning sprocket, the driving sprocket of the driving motor, the fourth fixed sprocket group, the fifth fixed sprocket group, the fourth driving sprocket and is connected to the lower right corner of the walking vehicle; the counterweight is wound around the fixed pulley on the top of the walking vehicle through a traction rope and then connected to the load-carrying platform, and the two counterweights are arranged oppositely on the left and right sides of the walking vehicle.

[0006] Further, two of the first driving sprockets, the second driving sprockets, the third driving sprockets, the fourth driving sprockets, the first fixed sprockets, the second fixed sprocket sets, the third fixed sprocket sets, the tensioning sprockets, the fourth fixed sprocket sets, the fifth fixed sprocket sets, and the sixth fixed sprockets are axially spaced in the front-rear direction of the cargo platform;

[0007] Two first chains are arranged at intervals in the front-rear direction of the cargo platform and respectively bypass the corresponding sprockets;

[0008] Two second chains are arranged at intervals in the front-rear direction of the cargo platform and respectively bypass the corresponding sprockets.

[0009] Further, the counterweight includes a block and a pulley connected to the block. A vertical guide rail is provided on the walking vehicle, and the block is slidably arranged on the vertical guide rail through the pulley.

[0010] Further, the vertical guide rail is made of a square pipe or a round pipe, and the counterweight is received in the square pipe or the round pipe.

[0011] Further, the walking vehicle includes a vehicle frame, wheels, and a walking drive motor. The wheels are installed at the bottom of the vehicle frame and near its four corners, and the walking drive motor is installed at the bottom of the vehicle frame and is in transmission connection with the wheels to drive the walking vehicle to move.

[0012] Further, the vehicle frame includes a lower cross beam, an upper cross beam, and columns. The lower cross beam and the upper cross beam are arranged in parallel, and the columns are fixedly connected between the lower cross beam and the upper cross beam to form a rectangular support frame. The wheels are installed at the ends of the lower cross beam and below the columns.

[0013] Further, a control device is provided on one side of the walking vehicle to control the operation of the stacker.

[0014] Further, the cargo platform is a horizontal telescopic platform to realize the picking and placing of goods.

[0015] Advantages of the present utility model:

[0016] This stacker adopts a lifting transmission system combined with multiple sprockets and chains. Through the coordinated work of the first driving sprocket, the second driving sprocket, the third driving sprocket, the fourth driving sprocket and the corresponding fixed sprocket sets, as well as the precise control of the drive motor and the tensioning sprocket, the efficient and stable lifting of the cargo platform is realized. This design not only improves the lifting efficiency, but also ensures the smoothness and safety of the goods during lifting, and is suitable for the stacking operation of long and heavy goods.

[0017] Multiple groups of fixed sprockets are reasonably arranged at the four corners and on the sides of the walking vehicle, ensuring the stability of the chain during the transmission process, reducing the wear and loosening of the chain, and extending the service life of the stacker. At the same time, through two tensioning sprockets arranged vertically, the tension of the chain is effectively adjusted, further enhancing the reliability and stability of the lifting system.

[0018] In this design, counterweights are arranged on the left and right sides of the walking vehicle and are connected to the cargo platform through towing ropes, which play a role in balancing the lifting force of the cargo platform. This design not only reduces the lifting drive power but also improves the smoothness of the lifting process, enabling the stacker to maintain efficient and stable performance when handling goods of different weights.

[0019] The preferred implementation scheme and its beneficial effects of the present utility model will be further described in detail in combination with specific embodiments. Brief Description of the Drawings

[0020] The drawings are used to provide a further understanding of the present utility model and form a part of the specification. Together with the following specific embodiments, they are used to explain the present utility model, but should not constitute a limitation to the present utility model. In the drawings:

[0021] Figure 1 is a schematic structural diagram of the stacker of the present utility model.

[0022] Figure 2 is a schematic structural diagram of the cooperation between the cargo platform and the lifting mechanism of the stacker of the present utility model.

[0023] Explanation of the reference numerals in the drawings: walking vehicle 1, cargo platform 2, lifting mechanism 3, lifting guide wheel 21, first driving sprocket 301, second driving sprocket 302, third driving sprocket 303, fourth driving sprocket 304, first fixed sprocket 305, second fixed sprocket group 306, third fixed sprocket group 307, tensioning sprocket 308, driving motor 309, fourth fixed sprocket group 310, fifth fixed sprocket group 311, sixth fixed sprocket 312, first chain 313, second chain 314, counterweight 315, vehicle frame 11, wheels 12, walking driving motor 13, control device 4. Specific Embodiments

[0024] The following will describe in detail the specific embodiments of the present utility model with reference to the drawings. It should be understood that the specific embodiments described herein are only used to illustrate and explain the present utility model and are not used to limit the present utility model.

[0025] Please refer to Figure 1 and Figure 2, the present utility model provides a stacker, which includes a walking vehicle 1, a load platform 2 and a lifting mechanism 3. A lifting guide wheel 21 is installed on the load platform 2, and the lifting guide wheel 21 is slidably arranged on the lifting guide rail of the walking vehicle 1 in a liftable manner, so that the load platform 2 can move up and down relative to the walking vehicle 1. The lifting mechanism 3 includes a first driving sprocket 301, a second driving sprocket 302, a third driving sprocket 303, a fourth driving sprocket 304, a first fixed sprocket 305, a second fixed sprocket group 306, a third fixed sprocket group 307, a tensioning sprocket 308, a driving motor 309, a fourth fixed sprocket group 310, a fifth fixed sprocket group 311, a sixth fixed sprocket 312, a first chain 313, a second chain 314 and a counterweight 315. The first driving sprocket 301 and the second driving sprocket 302 are horizontally installed on the left and right sides of the top of the load platform 2, and two are axially spaced in the front and back directions of the load platform 2. The third driving sprocket 303 and the fourth driving sprocket 304 are horizontally installed on the left and right sides of the bottom of the load platform 2, and two are axially spaced in the front and back directions of the load platform 2. The first fixed sprocket 305 is installed at the upper left corner of the walking vehicle 1, and two are axially spaced in the front and back directions of the load platform 2. The second fixed sprocket group 306 and the third fixed sprocket group 307 are installed at the upper right corner of the walking vehicle 1, and two groups are axially spaced in the front and back directions of the load platform 2. Both the second fixed sprocket group 306 and the third fixed sprocket group 307 have two juxtaposed fixed sprockets. Two tensioning sprockets 308 arranged up and down are installed on the right side of the walking vehicle 1, and two are axially spaced in the front and back directions of the load platform 2. The driving motor 309 is installed on the walking vehicle 1, and the driving sprocket of the driving motor 309 and the two tensioning sprockets 308 are arranged in a triangle. The fourth fixed sprocket group 310 and the fifth fixed sprocket group 311 are installed at the lower right corner of the walking vehicle 1, and two groups are axially spaced in the front and back directions of the load platform 2. Both the fourth fixed sprocket group 310 and the fifth fixed sprocket group 311 have two juxtaposed fixed sprockets. The sixth fixed sprocket 312 is installed at the lower left corner of the walking vehicle 1, and two are axially spaced in the front and back directions of the load platform 2. One end of the first chain 313 is connected to the upper left corner of the walking vehicle 1, and it successively bypasses the first driving sprocket 301, the first fixed sprocket 305, the second fixed sprocket group 306, the third fixed sprocket group 307, the tensioning sprocket 308, the driving sprocket of the driving motor 309, the fourth fixed sprocket group 310, the fifth fixed sprocket group 311, the sixth fixed sprocket 312, the third driving sprocket 303 and is connected to the lower left corner of the walking vehicle 1. Two first chains 313 are axially spaced in the front and back directions of the load platform 2 and respectively bypass the corresponding sprockets. One end of the second chain 314 is connected to the upper right corner of the walking vehicle 1, and it successively bypasses the second driving sprocket 302, the second fixed sprocket group 306, the third fixed sprocket group 307, the tensioning sprocket 308, the driving sprocket of the driving motor 309, the fourth fixed sprocket group 310, the fifth fixed sprocket group 311, the fourth driving sprocket 304 and is connected to the lower right corner of the walking vehicle 1.Two second chains 314 are arranged at intervals along the front-to-back direction of the cargo platform 2 and are respectively passed around corresponding sprockets. The counterweight 315 is wound around the fixed pulley on the top of the traveling vehicle 1 through a traction rope and connected to the cargo platform 2. The two counterweights 315 are arranged on the left and right sides of the traveling vehicle 1 opposite to each other.

[0026] This stacker adopts a lifting transmission system composed of multiple sprockets and chains. Through the coordinated work of the first moving sprocket, the second moving sprocket, the third moving sprocket, the fourth moving sprocket and the corresponding fixed sprocket group, as well as the precise control of the drive motor and the tension sprocket, the efficient and stable lifting of the cargo platform is achieved. This design not only improves the lifting efficiency, but also ensures the stability and safety of the cargo during the lifting process, and is suitable for the stacking operation of long and heavy cargo.

[0027] Multiple fixed sprockets are rationally arranged at the four corners and sides of the traveling vehicle to ensure the stability of the chain during transmission, reduce chain wear and looseness, and extend the service life of the stacker. At the same time, the tension of the chain is effectively adjusted through the two tensioning sprockets arranged up and down, further improving the reliability and stability of the lifting system.

[0028] This design configures counterweights on the left and right sides of the traveling vehicle, which are connected to the cargo platform through a traction rope to balance the lifting force of the cargo platform. This design not only reduces the lifting drive power, but also improves the stability of the lifting process, allowing the stacker to maintain efficient and stable performance when handling cargo of different weights.

[0029] In this embodiment, the counterweight 315 includes a block and a pulley connected to the block. A vertical guide rail is provided on the traveling vehicle 1, and the block is slidably arranged on the vertical guide rail through the pulley. The vertical guide rail can be a square tube or a round tube, so that the counterweight 315 is accommodated in the square tube or the round tube, thereby improving the safety and smoothness of use.

[0030] In this embodiment, the traveling vehicle 1 includes a frame 11, wheels 12 and a traveling drive motor 13. The wheels 12 are installed at the bottom of the frame 11 and near its four corners. The traveling drive motor 13 is installed at the bottom of the frame 11 and is connected to the wheels 12 to drive the traveling vehicle 1 to move. The frame 11 includes a lower crossbeam, an upper crossbeam and a column. The lower crossbeam is arranged in parallel with the upper crossbeam, and the column is fixedly connected between the lower crossbeam and the upper crossbeam to form a rectangular support frame. The wheel 12 is installed at the end of the lower crossbeam and is located below the column.

[0031] In this embodiment, a control device 4 is provided on one side of the traveling vehicle 1 to control the operation of the stacker.

[0032] In this embodiment, the cargo platform 2 is a horizontal telescopic platform for taking and placing cargo.

[0033] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by terms such as "upper" and "lower" is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying importance; the terms "bottom surface" and "top surface", "inner" and "outer" respectively refer to the geometric directions towards or away from a specific component.

[0034] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installed", "connected", and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the connection inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. In addition, in the description of the present utility model, unless otherwise stated, the meaning of "a plurality of" is two or more.

[0035] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A stacker, characterized in that: The invention comprises a traveling vehicle (1), a cargo platform (2) and a lifting mechanism (3); a lifting guide wheel (21) is installed on the cargo platform (2), and the lifting guide wheel (21) is arranged on the lifting guide rail of the traveling vehicle (1) in a lifting and sliding manner, so that the cargo platform (2) can move up and down relative to the traveling vehicle (1); the lifting mechanism (3) comprises a first moving sprocket (301), a second moving sprocket (302), a third moving sprocket (303), a fourth moving sprocket (304), a first fixed sprocket (305), a second fixed sprocket group (306), a third fixed sprocket group (307), a tensioning sprocket (308), a driving motor (309), a fourth fixed sprocket group (310), a fifth fixed sprocket group (311), a sixth fixed sprocket (312), a first chain (313), a second chain (314), a third fixed sprocket group (315), a third fixed sprocket group (316), a first chain (317), a second chain (318), a third fixed sprocket group (319), a first chain (320), a second chain (321), a third fixed sprocket group (322), a first chain (323), a second chain (324), a third fixed sprocket group (325), a first chain (326), a second chain (327), a third fixed sprocket group (328), a first chain (329), a second chain (330), a third fixed sprocket group (331), a first chain (332), a first chain (333), a second chain (334), a third fixed sprocket group (335), a first chain (336), a second chain (337), a third fixed sprocket group (338), a first chain (339), a first chain (340), a 13), a second chain (314) and a counterweight (315); a first moving sprocket (301) and a second moving sprocket (302) are horizontally mounted on the left and right sides of the top of the cargo platform (2); a third moving sprocket (303) and a fourth moving sprocket (304) are horizontally mounted on the left and right sides of the bottom of the cargo platform (2); a first fixed sprocket (305) is mounted on the upper left corner of the traveling vehicle (1), a second fixed sprocket group (306) and a third fixed sprocket group (307) are mounted on the upper right corner of the traveling vehicle (1), and the second fixed sprocket group (306) and the third fixed sprocket group (307) each have two parallel fixed sprockets; two tensioning sprockets (308) arranged up and down are mounted on the right side of the traveling vehicle (1), and a driving motor (309) is mounted on the traveling vehicle (1) The driving sprocket of the driving motor (309) and the two tensioning sprockets (308) are arranged in a triangle; the fourth fixed sprocket group (310) and the fifth fixed sprocket group (311) are installed at the lower right corner of the traveling vehicle (1), and the fourth fixed sprocket group (310) and the fifth fixed sprocket group (311) each have two parallel fixed sprockets; the sixth fixed sprocket (312) is installed at the lower left corner of the traveling vehicle (1); one end of the first chain (313) is connected to the upper left corner of the traveling vehicle (1), and passes through the first moving sprocket (301), the first fixed sprocket (305), the second fixed sprocket group (306), the third fixed sprocket group (307), the tensioning sprocket (308), the driving sprocket of the driving motor (309), the fourth fixed sprocket group (310), the fifth fixed sprocket The first chain (314) is connected to the upper right corner of the traveling vehicle (1), and is passed through the second moving sprocket (302), the second fixed sprocket group (306), the third fixed sprocket group (307), the tensioning sprocket (308), the driving sprocket of the driving motor (309), the fourth fixed sprocket group (310), the fifth fixed sprocket group (311), the fourth moving sprocket (304) and is connected to the lower right corner of the traveling vehicle (1); the counterweight (315) is passed through the fixed pulley on the top of the traveling vehicle (1) through a traction rope and is connected to the cargo platform (2), and the two counterweights (315) are arranged on the left and right sides of the traveling vehicle (1) opposite to each other.

2. The stacker according to claim 1, characterized in that: The first moving sprocket (301), the second moving sprocket (302), the third moving sprocket (303), the fourth moving sprocket (304), the first fixed sprocket (305), the second fixed sprocket group (306), the third fixed sprocket group (307), the tensioning sprocket (308), the fourth fixed sprocket group (310), the fifth fixed sprocket group (311) and the sixth fixed sprocket (312) are all arranged axially with two of them spaced apart in the front-rear direction of the cargo platform (2); Two first chains (313) are arranged at intervals along the front-rear direction of the cargo platform (2) and respectively pass around corresponding sprocket wheels; Two second chains (314) are arranged at intervals along the front-rear direction of the cargo platform (2) and respectively pass around corresponding sprocket wheels.

3. The stacker according to claim 1, characterized in that: The counterweight (315) comprises a block and a pulley connected to the block. A vertical guide rail is provided on the traveling vehicle (1), and the block is slidably arranged on the vertical guide rail via the pulley.

4. The stacker according to claim 3, characterized in that: The vertical guide rail is made of a square tube or a round tube, and the counterweight (315) is received in the square tube or the round tube.

5. The stacker according to claim 1, characterized in that: The traveling vehicle (1) comprises a vehicle frame (11), wheels (12) and a traveling drive motor (13); the wheels (12) are mounted at the bottom of the vehicle frame (11) and close to its four corners; the traveling drive motor (13) is mounted at the bottom of the vehicle frame (11) and is transmission-connected to the wheels (12) to drive the traveling vehicle (1) to move.

6. The stacker according to claim 5, characterized in that: The frame (11) comprises a lower crossbeam, an upper crossbeam and a column, wherein the lower crossbeam and the upper crossbeam are arranged in parallel, and the column is fixedly connected between the lower crossbeam and the upper crossbeam to form a rectangular support frame, and the wheel (12) is installed at the end of the lower crossbeam and is located below the column.

7. The stacker according to claim 1, characterized in that: A control device (4) is provided on one side of the traveling vehicle (1) to control the operation of the stacker.

8. The stacker according to claim 1, characterized in that: The cargo platform (2) is a horizontal telescopic platform for taking and placing cargo.

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