Automatic lifting type stack supplying machine

Abstract

The utility model relates to the technical field of transportation stack supplying equipment, in particular to an automatic lifting type stack supplying machine which comprises a machine frame, a stack lifting frame and a stack conveying mechanism, the bottom of the machine frame is a base, the top of the machine frame is a lifting body frame, and a vertically-arranged installation guide rail is arranged on the front end face of the lifting body frame. The stack lifting frame is movably connected with the lifting body frame through the mounting guide rail, the stack conveying mechanism is composed of a stack conveying body frame and a plurality of conveying belts, the conveying belts are horizontally and movably arranged on the two sides of the top of the stack conveying body frame respectively, the stack conveying body frame is arranged in the base, and the stack conveying body frame and the base are of an integrated structure. The stack lifting frame is located over the stack conveying main body frame and moves up and down, it can be guaranteed that when the stack lifting frame falls to the height where the base is located, the positions of the stack lifting frame and the stack conveying main body frame are consistent, and the situation that when a lifting type stack supplying machine places pallets on a conveying line, displacement happens is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of transport and stacking equipment, in particular to an automatic lifting type stacking machine. Background Art

[0002] Pallets are horizontal platform devices used for packaging, stacking, handling and transportation of goods and products as unit loads. As a kind of packaging equipment similar to containers, pallets are now widely used in production, transportation, warehousing and circulation. With their excellent performance, they can achieve unitization, standardization and standardization of goods packaging, thereby protecting the goods.

[0003] According to the existing Chinese utility model patent with the announcement number CN211768955U, an automatic lifting type pallet feeding machine is recorded, which structure includes a frame, a space for lifting and lowering of pallet blocks in the middle of the frame, a slide rail fixed to one side of the frame in the vertical direction, and a mounting plate, a slider fixed to one side of the mounting plate, the slider is slidably mounted on the slide rail, and the mounting plate can move along the slide rail under the drive of a driving member; a lifting frame is fixed to the mounting plate, and rotatable levers are provided on both sides of the lifting frame, and the levers can be inserted into or out of the slots of the pallets between the two sides of the lifting frame by rotation; each side of the lifting frame has more than two parallel levers, and one end of each lever is hinged by the same linkage rod; each side of the lifting frame is also provided with a lever driving member, and the lever driving member can drive the linkage rod to move so that all the levers rotate, and each pallet in the pallet blocks can be continuously separated by the machine, and can be conveniently arranged on a conveyor line.

[0004] According to the structure of the above existing lifting type pallet feeding machine, our company further optimizes and improves the above structure and develops an automatic lifting type pallet feeding machine to meet the needs of actual use. Utility Model Content

[0005] The utility model aims to provide an automatic lifting pallet feeding machine, which is used to solve the problem that when planning and building a pallet transportation line, the above-mentioned lifting pallet feeding machine needs to be used to calibrate the position of the transportation line that lifts the pallet to the bottom, and generally the height positions of the two are difficult to obtain high accuracy, which easily leads to displacement of the lifting pallet feeding machine when placing the pallet on the transportation line, resulting in transportation safety accidents.

[0006] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0007] An automatic lifting stacking machine comprises a frame, a stacking frame and a stacking conveying mechanism, wherein the bottom of the frame is a base, the top of the frame is a lifting main frame, the front end surface of the lifting main frame is provided with a vertically arranged mounting guide rail, the stacking frame is movably connected to the lifting main frame through the mounting guide rail, the stacking conveying mechanism is composed of the stacking main frame and a plurality of conveying belts, the conveying belts are respectively and horizontally movably arranged on both sides of the top of the stacking main frame, the stacking main frame is arranged inside the base, and the stacking main frame and the base are an integrated structure, and the stacking frame is located directly above the stacking main frame and moves up and down.

[0008] In the above description, as a further solution, a transport drive assembly is also provided inside the stack transport mechanism, and the transport drive assembly includes a first motor and a transmission shaft. The two ends of the transmission shaft are rotatably arranged on both sides of the stack transport main frame, and the end portions of the transmission shaft are transmission-connected to the conveyor belt. The first motor is used to provide power to the transmission shaft.

[0009] In the above description, as a further solution, a first driving wheel is provided at the output end of the first motor, a first driven wheel is provided at the middle of the transmission shaft, and the first driving wheel and the first driven wheel are connected by a chain.

[0010] In the above description, as a further solution, the rear end face of the stacking frame is provided with a vertically arranged mounting plate, and the stacking frame is fixedly connected to the mounting guide rail through the mounting plate. Both sides of the stacking frame are support arms extending horizontally forward, and the inner side of the support arms is provided with a plurality of horizontally swingable fork arms, which can swing and extend toward the inner side of the stacking frame for plugging in external pallets.

[0011] In the above description, as a further solution, a cylinder for driving the fork arm to swing is provided inside the fork arm, a connecting rod is provided between the cylinder and the fork arm, one end of the fork arm is rotatably connected to the middle part of the connecting rod, and the output end of the cylinder is rotatably connected to one end of the connecting rod.

[0012] In the above description, as a further solution, a stack lifting drive assembly for driving the stack lifting frame to move up and down is provided on the back of the lifting main frame, and the stack lifting drive assembly includes a second motor and a screw guide frame. The screw guide frame is vertically arranged on the back of the lifting main frame. The interior of the screw guide frame is a rotatable screw. A mounting thread block is provided in the middle of the screw. One end of the mounting thread block is threadedly connected to the screw, and the other end of the mounting thread block extends to the front end of the lifting main frame and is fixedly connected to the mounting fixing plate. The second motor is used to provide driving force to the screw guide frame.

[0013] In the above description, as a further solution, a second driving wheel is provided at the output end of the second motor, a second driven wheel is provided at the end of the screw guide frame, the second driven wheel is fixedly connected to the screw, and the second driving wheel and the second driven wheel are connected by a chain.

[0014] The beneficial effects produced by the utility model are as follows:

[0015] The present application discloses an automatic lifting type pallet feeding machine, in which a pallet conveying mechanism is arranged at the bottom of a frame, and an integrated structure is formed between a main frame of the pallet conveying and a base. A stacking frame is located directly above the main frame of the pallet conveying and moves up and down, so that when the stacking frame falls to the height of the base, the positions of the stacking frame and the main frame of the pallet conveying are consistent, thereby reducing the displacement of the pallet feeding machine when placing pallets on a transport line. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional structural schematic diagram of an automatic lifting type stacking machine described in the utility model;

[0017] Figure 2 It is a structural schematic diagram of an automatic lifting type stacking machine described in the utility model from a rear view angle;

[0018] Figure 3 for Figure 2 A is a schematic diagram of the partially enlarged structure of the middle part;

[0019] Figure 4 This is a schematic diagram of the structure of an automatic lifting type stacking machine described in the utility model;

[0020] Figure 5 This is a schematic diagram of the exploded structure of a stacking frame in an automatic lifting type stacking machine described in the utility model;

[0021] Figure 6 This is a schematic diagram of the internal structure of an automatic lifting type stacking machine described in the utility model from a rear view angle;

[0022] Figure 7 for Figure 6 A schematic diagram of the partially enlarged structure of B in the middle;

[0023] In the figure: 1-frame, 11-base, 12-lifting main frame, 13-installing guide rail, 2-lifting stacker, 21-installing fixed plate, 22-support arm, 24-fork arm, 25-cylinder, 251-connecting rod, 3-stack conveying mechanism, 31-stack conveying main frame, 32-conveying belt, 4-lifting stack driving assembly, 41-second motor, 411-second driving wheel, 42-screw guide frame, 421-second driven wheel, 43-installing threaded block, 5-transport driving assembly, 51-first motor, 52-first driving wheel, 53-chain, 54-first driven wheel, 55-transmission shaft. DETAILED DESCRIPTION

[0024] In order to facilitate the understanding of those skilled in the art, the present invention is further described below in conjunction with the embodiments and drawings, and the contents mentioned in the implementation modes are not intended to limit the present invention. The present invention is described in detail below in conjunction with the drawings.

[0025] See also Figure 1-7 The stacking mechanism 3 is composed of a stacking main frame 31 and a plurality of conveyor belts 32. The conveyor belts 32 are respectively and horizontally movably arranged on both sides of the top of the stacking main frame 31. The stacking main frame 31 is arranged inside the base 11, and the stacking main frame 31 and the base 11 are an integrated structure. The stacking frame 2 is located directly above the stacking main frame 31 and moves up and down.

[0026] The stacking mechanism 3 is arranged at the bottom of the frame 1, and the stacking main frame 31 and the base 11 are an integrated structure. The stacking frame 2 is located directly above the stacking main frame 31 and moves up and down, which can ensure that when the stacking frame 2 falls to the height of the base 11, the positions of the stacking frame 2 and the stacking main frame 31 are consistent, thereby reducing the displacement of the lifting type stacking crane when placing pallets on the transport line.

[0027] Specifically, Figure 2-3 As shown, a transport drive assembly 5 is also provided inside the stack conveying mechanism 3, and the transport drive assembly 5 includes a first motor 51 and a transmission shaft 55. The two ends of the transmission shaft 55 are rotatably arranged on both sides of the stack conveying main frame 31, and the ends of the transmission shaft 55 are transmission-connected to the conveyor belt 32. The first motor 51 is used to provide power to the transmission shaft 55. A first driving wheel 52 is provided at the output end of the first motor 51, and a first driven wheel 54 is provided in the middle of the transmission shaft 55. The first driving wheel and the first driven wheel 54 are transmission-connected via a chain 53.

[0028] Specifically, Figure 5As shown, the rear end face of the stacking frame 2 is provided with a vertically arranged mounting plate 21, and the stacking frame 2 is fixedly connected to the mounting guide rail 13 through the mounting plate 21. The two sides of the stacking frame 2 are support arms 22 extending horizontally forward, and the inner side of the support arms 22 is provided with a plurality of horizontally swingable fork arms 24, which can swing and extend toward the inner side of the stacking frame 2 for plugging in external pallets, and the interior of the fork arm 24 is provided with a cylinder 25 for driving the fork arm 24 to swing, and a connecting rod 251 is provided between the cylinder 25 and the fork arm 24, one end of the fork arm 24 is rotatably connected to the middle part of the connecting rod 251, and the output end of the cylinder 25 is rotatably connected to one end of the connecting rod 251.

[0029] Specifically, Figure 6-7 As shown, the back of the lifting main frame 12 is provided with a stacking driving assembly 4 for driving the stacking frame 2 to move up and down, and the stacking driving assembly 4 includes a second motor 41 and a screw guide frame 42. The screw guide frame 42 is vertically arranged on the back of the lifting main frame 12. The interior of the screw guide frame 42 is a rotatable screw. A mounting thread block 43 is provided in the middle of the screw. One end of the mounting thread block 43 is threadedly connected to the screw, and the other end of the mounting thread block 43 extends to the front end of the lifting main frame 12 and is fixedly connected to the mounting fixing plate 21. The second motor 41 is used to provide driving force to the screw guide frame 42, and a second driving wheel 411 is provided at the output end of the second motor 41. A second driven wheel 421 is provided at the end of the screw guide frame 42. The second driven wheel 421 is fixedly connected to the screw, and the second driving wheel 411 and the second driven wheel 421 are connected by a chain 53.

[0030] Working process of an automatic lifting pallet feeding machine: When the automatic lifting pallet feeding machine needs to lower the pallet, the second motor 41 is driven to rotate, driving the screw inside the screw guide frame 42 to rotate, and at the same time, the lifting frame 2 can move downward along the track of the installation guide rail 13 to the main frame 31 of the pallet feeding machine under the driving action of the installation thread block 43;

[0031] Then, the cylinder 25 contracts inwards, pulling the connecting rod 251 to move backward horizontally. At the same time, the end of the fork arm 24 away from the connecting rod 251 is driven by the connecting rod 251 to contract toward the inside of the support arm 22. Then, the stacking frame 2 is moved upward to the height of a pallet by the stacking drive assembly 4 again. The cylinder 25 extends outwards, and the connecting rod 251 moves forward horizontally, so that the fork arm 24 swings and extends toward the inside of the stacking frame 2 to fork the excess pallets. Finally, the stacking frame 2 is lifted upward again by the stacking drive assembly 4.

[0032] Finally, the transport drive assembly 5 drives the transport belts 32 on both sides of the stack transport main frame 31 to transport the pallet outward.

[0033] The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Although the utility model is disclosed as a preferred embodiment as above, it is not used to limit the utility model. Any technician familiar with this profession can make some changes or modifications to equivalent embodiments of equivalent changes by using the technical content disclosed above without departing from the scope of the technical solution of the utility model. However, any simple modification, equivalent change and modification made to the above embodiments according to the technology of the utility model, which does not depart from the content of the technical solution of the utility model, belongs to the scope of the technical solution of the utility model.

Claims

1. An automatic lifting type stacking machine, comprising a frame, a stacking frame and a stacking conveying mechanism, wherein the bottom of the frame is a base, the top of the frame is a lifting main frame, the front end surface of the lifting main frame is provided with a vertically arranged mounting rail, the stacking frame is movably connected to the lifting main frame through the mounting rail, and is characterized in that: The stack conveying mechanism consists of a stack conveying main frame and a plurality of conveyor belts, which are horizontally movably arranged on both sides of the top of the stack conveying main frame. The stack conveying main frame is arranged inside the base, and the stack conveying main frame and the base are an integrated structure. The stack lifting frame is located directly above the stack conveying main frame and moves up and down.

2. The automatic lifting type stacking machine according to claim 1, characterized in that: A transport drive assembly is also provided inside the stack transport mechanism, and the transport drive assembly includes a first motor and a transmission shaft. The two ends of the transmission shaft are rotatably arranged on both sides of the stack transport main frame, and the ends of the transmission shaft are transmission-connected to the conveyor belt. The first motor is used to provide power to the transmission shaft.

3. The automatic lifting type stacking machine according to claim 2, characterized in that: A first driving wheel is provided at the output end of the first motor, a first driven wheel is provided at the middle of the transmission shaft, and the first driving wheel and the first driven wheel are connected in transmission via a chain.

4. The automatic lifting type stacking machine according to claim 1, characterized in that: The rear end face of the stacking frame is provided with a vertically arranged mounting plate, and the stacking frame is fixedly connected to the mounting guide rail through the mounting plate. Both sides of the stacking frame are support arms extending horizontally forward, and the inner side of the support arms is provided with a plurality of horizontally swingable fork arms, which can swing and extend toward the inner side of the stacking frame for plugging in external pallets.

5. The automatic lifting type stacking machine according to claim 4, characterized in that: A cylinder for driving the fork arm to swing is arranged inside the fork arm, a connecting rod is arranged between the cylinder and the fork arm, one end of the fork arm is rotatably connected to the middle part of the connecting rod, and the output end of the cylinder is rotatably connected to one end of the connecting rod.

6. The automatic lifting type stacking machine according to claim 4, characterized in that: The back of the lifting main frame is provided with a stacking driving assembly for driving the stacking frame to move up and down, and the stacking driving assembly includes a second motor and a screw guide frame. The screw guide frame is vertically arranged on the back of the lifting main frame. The interior of the screw guide frame is a rotatable screw. The middle of the screw is provided with a mounting thread block. One end of the mounting thread block is threadedly connected to the screw, and the other end of the mounting thread block extends to the front end of the lifting main frame and is fixedly connected to the mounting fixing plate. The second motor is used to provide driving force to the screw guide frame.

7. The automatic lifting type stacking machine according to claim 6, characterized in that: The output end of the second motor is provided with a second driving wheel, the end of the screw guide frame is provided with a second driven wheel, the second driven wheel is fixedly connected to the screw, and the second driving wheel and the second driven wheel are transmission-connected via a chain.

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