A height-adjustable loading and unloading platform for multi-layer logistics and use method thereof

Abstract

The present invention relates to the technical field of logistics loading and unloading platforms, and discloses a height-adjustable loading and unloading platform for multi-layer logistics and a method of using the platform, including a running frame, the surface of which is fixedly connected to a driving device, and also including: a transport component, the transport component including a slide plate, the slide plate is fixedly connected to the surface of the running frame, the end of the slide plate away from the running frame is slidably connected to a positioning plate, and the bottom of the positioning plate is fixedly connected to a load-bearing frame. The present invention is provided with a transport component at one end of the running frame that is close to each other, and articles are transported by the transport component. The height of the transport component is adjusted by a driving device, so that logistics at a high place can be loaded and unloaded by the transport component. A shock-absorbing component is provided at the end of the transport component, and when articles are placed on the surface of the shock-absorbing component, the shock-absorbing component is used to reduce the impact of the articles on the transport component, thereby improving the stability of the articles during transportation.

Description

Technical Field

[0001] The present invention relates to the technical field of logistics loading and unloading platforms, and in particular to a multi-layer logistics loading and unloading platform with adjustable height and a use method thereof. Background Art

[0002] When the logistics loading and unloading platform transports items at high places, it is necessary to adjust the height of the logistics loading and unloading platform first. When the device reaches the corresponding position, the logistics can be transported. When the items are transported, they need to be placed on the surface of the loading and unloading platform first. However, the loading and unloading platform located at a high place is prone to shaking after being impacted by the weight of the items, causing the items to tilt on the surface of the loading and unloading platform. After the tilt, the items are easy to fall off the loading and unloading platform during transportation, causing damage to the items. Summary of the invention

[0003] The object of the present invention is to provide a multi-layer logistics loading and unloading platform with adjustable height and a method of use, so as to solve the problems raised in the above-mentioned background technology.

[0004] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0005] The present invention is a multi-layer logistics loading and unloading platform with adjustable height and a method for using the platform, comprising a running frame, a driving device is fixedly connected to the surface of the running frame, and further comprising:

[0006] The transport component comprises a slide plate, the slide plate is fixedly connected to the surface of the running frame, the end of the slide plate away from the running frame is slidably connected to a positioning plate, the bottom of the positioning plate is fixedly connected to a load-bearing frame, the top of the load-bearing frame is fixedly connected to a transport frame, the surface of the transport frame is rotatably connected to a roller rod, the surface of the transport frame is fixedly connected to a center rod, the bottom of the transport frame is fixedly connected to a driving structure, the output end of the driving structure is fixedly connected to an engaging shaft rod, a conveyor belt is arranged on the surface of the roller rod, and the end of the transport frame away from the roller rod is fixedly connected to a fixed frame;

[0007] A shock absorbing component, the shock absorbing component comprises a connecting frame, the bottom of the connecting frame is fixedly connected to the top of the fixing frame, the surface of the connecting frame is fixedly connected to a round rod, the surface of the round rod is fixedly connected to a bent frame, and the inner wall of the bent frame is fixedly connected to a limiting rod;

[0008] The material pushing component comprises a pushing plate, the surface of the pushing plate is fixedly connected to a cylindrical frame, the inner wall of the cylindrical frame is slidably connected to a sliding rod, and one end of the sliding rod away from the pushing plate is fixedly connected to a supporting frame.

[0009] Furthermore, the number of the positioning plates is set to two, and the two positioning plates are symmetrically arranged with the load-bearing frame as the center, the surface of the running frame is provided with two slides, and the two slides are symmetrically arranged with the positioning plate as the center, the number of the transport racks is set to two, and the number of the roller rods is set to two, and the two roller rods are symmetrically arranged with the transport rack as the center.

[0010] Furthermore, the end of the engaging shaft away from the driving structure is rotatably connected to the bottom of the transport frame, the engaging shaft is engaged with the inner wall of the conveyor belt, the center rod is arranged at one end where the two transport frames are close to each other and is located at the inner center of the transport frame, and the inner wall of the conveyor belt is in contact with the surface of the transport frame.

[0011] Further, the transport component includes a rotating rod, the rotating rod is rotatably connected to the inner wall of the running frame, a gear is fixedly connected to the surface of the rotating rod, a pressing block is slidably connected to the inner wall of the running frame, a chain is fixedly connected to the top of the pressing block, and a positioning gear is rotatably connected to the inner wall of the positioning plate;

[0012] A rolling frame is fixedly connected to the surface of the positioning plate, and a roller is rotatably connected to one end of the rolling frame close to the positioning plate. A limiting column is fixedly connected to the surface of the positioning plate, and a rubber wheel is rotatably connected to the surface of the limiting column. A through hole is opened on the surface of the positioning plate.

[0013] Furthermore, one end of the rotating rod away from the running frame passes through the running frame and is fixedly connected to the output end of the driving device, the chain is meshed with the surface of the gear, and one end of the chain away from the pressing block passes through the running frame and extends to the inside of the running frame. There are two chains.

[0014] Furthermore, one end of the chain away from the pressure block contacts the inner wall of the load-bearing frame, and passes through the load-bearing frame to extend to the interior of the running frame, the roller contacts the surface of the skateboard through the through hole, the end of the limit column away from the rolling frame passes through the positioning plate and extends to the outer end of the positioning plate, the rubber wheel contacts the surface of the skateboard, and the positioning gear and the chain are meshed with each other.

[0015] Further, the shock absorbing component comprises a base, the inner wall of the base is fixedly connected to the surface of the limiting rod, the top of the base is fixedly connected to an elastic rod, the top of the elastic rod is fixedly connected to a shock absorbing plate, and the end of the shock absorbing plate is hinged with an inclined plate;

[0016] The tops of the shock-absorbing plate and the inclined plate are both fixedly connected with a movable frame, and the surface of the movable frame is rotatably connected with a transport rod.

[0017] Furthermore, one end of the inclined plate away from the shock-absorbing plate contacts the top surface of the conveyor belt, the center of the movable frame is hinged, three elastic rods are arranged at the bottom of the shock-absorbing plate, one end of the bent frame away from the round rod extends to the bottom of the conveyor belt, and a plurality of transport rods are arranged on the surface of the movable frame.

[0018] Further, the pushing component comprises an extension frame, the end of the extension frame is fixedly connected to the surface of the base, the top of the extension frame is fixedly connected to a top plate, the surface of the top plate is slidably connected to a moving frame, the top of the moving frame is hinged with a push rod, one end of the push rod away from the moving frame is hinged to the bottom of the shock-absorbing plate, the top of the moving frame is hinged with a pressure rod, the surface of the support frame is fixedly connected to a side plate, and the surface of the side plate is slidably connected to a lifting frame;

[0019] One end of the pressure rod away from the moving frame is hinged to the surface of the lifting frame, an extrusion rod is hinged on the upper surface of the lifting frame, one end of the extrusion rod away from the lifting frame is hinged to the bottom of the cylinder frame, and the lower surface of the support frame is fixedly connected to the inner wall of the extension frame.

[0020] Furthermore, the multi-layered logistics loading and unloading platform with adjustable height and the use method thereof, the preparation method comprises the following steps:

[0021] S1: A transport component is provided at one end of the running frames close to each other, and the transport component is used to transport the items. The height of the transport component is adjusted by a driving device, so that the transport component can be used to transport and load and unload the logistics at a high place;

[0022] S2: When the positioning plate moves upward, the transport frame is pushed upward by the load-bearing frame, so that the height of the transport frame is adjusted by the load-bearing frame, so that the transport component can transport and load and unload items of different heights;

[0023] S3: When the object contacts the surface of the transport rod, the weight of the transport rod is transmitted to the elastic rod through the shock-absorbing plate, thereby squeezing the elastic rod to produce deformation and reduce the impact force on the object;

[0024] S4: When the lifting frame moves upward, the squeezing rod pushes the cylinder frame to slide on the surface of the sliding rod. When the cylinder frame moves, it pushes the push plate to move on the surface of the transport rod. The push plate pushes the objects to move to the surface of the conveyor belt to avoid the objects piling up on the surface of the transport rod and reducing the transmission efficiency.

[0025] The present invention has the following beneficial effects:

[0026] The present invention provides a transport component at one end of the running frame that is close to each other, and uses the transport component to transport objects. The height of the transport component is adjusted by a driving device, so that logistics at high places can be loaded and unloaded and transported by the transport component. A shock-absorbing component is provided at the end of the transport component. When objects are placed on the surface of the shock-absorbing component, the shock-absorbing component is used to reduce the impact of the objects on the transport component, thereby improving the stability of the objects during transportation. A pushing component is provided on the surface of the shock-absorbing component, and the pushing component is used to push the materials to move to the surface of the transport component, thereby preventing the objects from piling up on the top of the shock-absorbing component and preventing the objects from tilting on the surface of the transport component, causing the objects to fall off.

[0027] The cam is driven by the gear train to move upwardly and the gear train is driven by the gear train to move upwardly and downwardly and the gear train is driven by the gear train to move upwardly and downwardly and the gear train is driven by the gear train to move upwardly and downwardly and the gear train is driven by the gear train to move upwardly and downwardly.

[0028] The round rod of the present invention supports and fixes the limit rod through a bent frame, and the elastic rod is fixed on the surface of the limit rod through a base, and the elastic rod supports and fixes the shock-absorbing plate through the base, and a movable frame is provided on the surfaces of the shock-absorbing plate and the inclined plate, and the transport rod is limited by the movable frame. When the object contacts the surface of the transport rod, the weight received by the transport rod will be transmitted to the elastic rod through the shock-absorbing plate, thereby squeezing the elastic rod to produce deformation to reduce the impact force on the object, thereby preventing the object from tilting on the surface of the conveyor belt due to impact, causing the object to slip during loading and unloading.

[0029] When the shock-absorbing plate of the present invention moves downward, the push rod pushes the moving frame to slide on the surface of the top plate; when the moving frame moves, the pressure rod pushes the lifting frame to move on the surface of the side plate; when the lifting frame moves upward, the extrusion rod pushes the cylinder frame to slide on the surface of the slide rod; when the cylinder frame moves, it pushes the push plate to move on the surface of the transport rod; and the push plate pushes the objects to move toward the surface of the conveyor belt, thereby preventing the objects from piling up on the surface of the transport rod and reducing the transmission efficiency.

[0030] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for describing the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.

[0032] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0033] Figure 2 It is a schematic diagram of the structure of the present invention;

[0034] Figure 3 It is a schematic diagram of the overall structure of the transport component of the present invention;

[0035] Figure 4 It is a schematic diagram of the structure of the transport rack of the present invention;

[0036] Figure 5 It is a schematic diagram of the structure of the transport component of the present invention;

[0037] Figure 6 For the present invention Figure 5 A magnified schematic diagram of part A in FIG.

[0038] Figure 7 It is a schematic diagram of the overall structure of the shock absorbing component of the present invention;

[0039] Figure 8 It is a schematic diagram of the overall structure of the pusher component of the present invention;

[0040] Fig. 9 It is a schematic diagram of the process structure of the present invention.

[0041] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0042] In the figure: 1, running frame; 2, driving device; 3, transport component; 4, shock absorbing component; 5, pushing component; 10, transport frame; 11, fixed frame; 12, conveyor belt; 13, roller; 14, meshing shaft; 15, driving structure; 16, load-bearing frame; 17, center rod; 18, positioning gear; 19, positioning plate; 20, slide plate; 21, rotating rod; 22, gear; 23, pressing block; 24, chain; 25, rolling frame; 26, roller; 27, through hole; 28. Limiting column; 29. ​​Rubber wheel; 30. Connecting frame; 31. Round rod; 32. Bending frame; 33. Base; 34. Elastic rod; 35. Limiting rod; 36. Inclined plate; 37. Shock-absorbing plate; 38. Movable frame; 39. Transport rod; 40. Moving frame; 41. Pressure rod; 42. Support frame; 43. Top plate; 44. Lifting frame; 45. Extension frame; 46. Side plate; 47. Extrusion rod; 48. Sliding rod; 49. Push plate; 50. Cylinder frame; 51. Push rod. DETAILED DESCRIPTION

[0043] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0044] See also Figure 1-Figure 9 As shown, the present invention is a multi-layer logistics loading and unloading platform with adjustable height and a method of using the platform, comprising a running frame 1, a driving device 2 is fixedly connected to the surface of the running frame 1, and further comprising:

[0045] The transport component 3 includes a slide plate 20, which is fixedly connected to the surface of the running frame 1, and a positioning plate 19 is slidably connected to the end of the slide plate 20 away from the running frame 1, and a load-bearing frame 16 is fixedly connected to the bottom of the positioning plate 19, and a transport frame 10 is fixedly connected to the top of the load-bearing frame 16, and a roller 13 is rotatably connected to the surface of the transport frame 10, and a center rod 17 is fixedly connected to the surface of the transport frame 10, and a driving structure 15 is fixedly connected to the bottom of the transport frame 10, and an engaging shaft 14 is fixedly connected to the output end of the driving structure 15, and a conveyor belt 12 is arranged on the surface of the roller 13. The present invention is provided with a transport component 3 at the end of the running frame 1 that is close to each other, and the transport component 3 is used to transport objects. The height of the transport component 3 is adjusted by the driving device 2, so that the transport component 3 can be used to transport the logistics at a high place by loading and unloading. A shock-absorbing component 4 is arranged at the end of the transport component 3. When the objects are placed on the surface of the shock-absorbing component 4, the shock-absorbing component 4 is used to reduce the impact of the objects on the transport component 3, so as to improve the stability of the objects during transportation. A pushing component 5 is arranged on the surface of the shock-absorbing component 4, and the pushing component 5 is used to push the materials to move to the surface of the transport component 3, so as to avoid the objects from piling up on the top of the shock-absorbing component 4 and avoid the objects from tilting on the surface of the transport component 3, which causes the objects to fall off. The end of the transport frame 10 away from the roller 13 is fixedly connected to the fixing frame 11;

[0046] The shock absorbing component 4 includes a connecting frame 30, the bottom of the connecting frame 30 is fixedly connected to the top of the fixing frame 11, a round rod 31 is fixedly connected to the surface of the connecting frame 30, a curved frame 32 is fixedly connected to the surface of the round rod 31, and a limit rod 35 is fixedly connected to the inner wall of the curved frame 32;

[0047] The material pushing component 5 includes a push plate 49 , a cylindrical frame 50 is fixedly connected to the surface of the push plate 49 , a slide rod 48 is slidably connected to the inner wall of the cylindrical frame 50 , and an end of the slide rod 48 away from the push plate 49 is fixedly connected to the support frame 42 .

[0048] There are two positioning plates 19, which are symmetrically arranged with the load-bearing frame 16 as the center. Two slide plates 20 are arranged on the surface of the running frame 1, which are symmetrically arranged with the positioning plate 19 as the center. There are two transport frames 10, and there are two roller bars 13, which are symmetrically arranged with the transport frame 10 as the center.

[0049] The end of the engaging shaft 14 away from the driving structure 15 is rotatably connected to the bottom of the transport frame 10, and the engaging shaft 14 is engaged with the inner wall of the conveyor belt 12. The center rod 17 is arranged at one end of the two transport frames 10 close to each other and is located at the inner center of the transport frame 10. The inner wall of the conveyor belt 12 is in contact with the surface of the transport frame 10.

[0050] The transport component 3 includes a rotating rod 21, which is rotatably connected to the inner wall of the running frame 1, a gear 22 is fixedly connected to the surface of the rotating rod 21, a pressure block 23 is slidably connected to the inner wall of the running frame 1, and a chain 24 is fixedly connected to the top of the pressure block 23. The rotating rod 21 of the present invention drives the gear 22 to rotate inside the running frame 1 through the driving device 2, and the gear 22 pulls the chain 24 to move inside the running frame 1 when rotating. When the chain 24 moves inside the running frame 1, the pressure block 23 will move downward inside the running frame 1 due to its weight, so that the chain 24 can push the positioning plate 19 to move upward by meshing with the positioning gear 18. When the positioning plate 19 moves upward, it pushes the transport frame 10 to move upward through the load-bearing frame 16, thereby adjusting the height of the transport frame 10 through the load-bearing frame 16. The degree can be adjusted so that the transport component 3 can transport and load and unload items of different heights, thereby improving the use effect of the transport component 3. The driving structure 15 drives the meshing shaft 14 to rotate. When the meshing shaft 14 rotates, it drives the conveyor belt 12 to rotate on the surface of the roller 13 by meshing with the conveyor belt 12. The two rollers 13 are used to support and limit the conveyor belt 12, thereby improving the stability of the conveyor belt 12 during operation. The positioning plate 19 slides on the surface of the slide plate 20, and the slide plate 20 is used to limit the positioning plate 19 to avoid the positioning plate 19 from tilting during lifting. The positioning plate 19 squeezes the surface of the slide plate 20 through the rubber wheel 29, thereby further improving the stability of the transport component 3 during lifting and adjusting. The inner wall of the positioning plate 19 is rotatably connected with the positioning gear 18.

[0051] A rolling frame 25 is fixedly connected to the surface of the positioning plate 19, and a roller 26 is rotatably connected to one end of the rolling frame 25 close to the positioning plate 19. A limiting column 28 is fixedly connected to the surface of the positioning plate 19, and a rubber wheel 29 is rotatably connected to the surface of the limiting column 28. A through hole 27 is opened on the surface of the positioning plate 19.

[0052] One end of the rotating rod 21 away from the running frame 1 passes through the running frame 1 and is fixedly connected to the output end of the driving device 2. The chain 24 is meshed with the surface of the gear 22. One end of the chain 24 away from the pressing block 23 passes through the running frame 1 and extends to the inside of the running frame 1. There are two chains 24.

[0053] One end of the chain 24 away from the pressure block 23 contacts the inner wall of the load-bearing frame 16, and passes through the load-bearing frame 16 to extend to the inside of the running frame 1. The roller 26 contacts the surface of the skateboard 20 through the through hole 27. The end of the limiting column 28 away from the rolling frame 25 passes through the positioning plate 19 and extends to the outer end of the positioning plate 19. The rubber wheel 29 contacts the surface of the skateboard 20, and the positioning gear 18 and the chain 24 are meshed with each other.

[0054] The shock absorbing component 4 includes a base 33, the inner wall of the base 33 is fixedly connected to the surface of the limiting rod 35, and the top of the base 33 is fixedly connected to an elastic rod 34. The round rod 31 of the present invention supports and fixes the limiting rod 35 through a bent frame 32, and the elastic rod 34 is fixed on the surface of the limiting rod 35 through the base 33. The elastic rod 34 supports and fixes the shock absorbing plate 37 through the base 33. A movable frame 38 is provided on the surface of the shock absorbing plate 37 and the inclined plate 36, and the transport rod 39 is limited by the movable frame 38. When the object contacts the surface of the transport rod 39, the weight received by the transport rod 39 will be transmitted to the elastic rod 34 through the shock absorbing plate 37, thereby squeezing the elastic rod 34 to produce deformation to reduce the impact force on the object, so as to prevent the object from tilting due to the impact on the surface of the conveyor belt 12, causing the object to slip during loading and unloading. The top of the elastic rod 34 is fixedly connected to a shock absorbing plate 37, and the end of the shock absorbing plate 37 is hinged with an inclined plate 36.

[0055] The tops of the damping plate 37 and the inclined plate 36 are both fixedly connected with a movable frame 38 , and the surface of the movable frame 38 is rotatably connected with a transport rod 39 .

[0056] One end of the inclined plate 36 away from the shock-absorbing plate 37 contacts the top surface of the conveyor belt 12, the center of the movable frame 38 is hinged, three elastic rods 34 are arranged at the bottom of the shock-absorbing plate 37, and one end of the bent frame 32 away from the round rod 31 extends to the bottom of the conveyor belt 12, and a plurality of transport rods 39 are arranged on the surface of the movable frame 38.

[0057] The pusher component 5 includes an extension frame 45, the end of which is fixedly connected to the surface of the base 33, the top of the extension frame 45 is fixedly connected to the top plate 43, the surface of the top plate 43 is slidably connected to the mobile frame 40, and the top of the mobile frame 40 is hinged with a push rod 51. When the damping plate 37 of the present invention moves downward, the push rod 51 pushes the mobile frame 40 to slide on the surface of the top plate 43. When the mobile frame 40 moves, the pressure rod 41 pushes the lifting frame 44 to move on the surface of the side plate 46. When the lifting frame 44 moves upward, it squeezes The rod 47 pushes the cylinder frame 50 to slide on the surface of the slide rod 48. When the cylinder frame 50 moves, it pushes the push plate 49 to move on the surface of the transport rod 39. The push plate 49 pushes the objects to move to the surface of the conveyor belt 12 to avoid the objects piling up on the surface of the transport rod 39 and reducing the transmission efficiency. The end of the push rod 51 away from the mobile frame 40 is hinged to the bottom of the shock absorbing plate 37. The top of the mobile frame 40 is hinged with a pressure rod 41. The surface of the support frame 42 is fixedly connected to the side plate 46. The surface of the side plate 46 is slidably connected to the lifting frame 44.

[0058] One end of the pressure rod 41 away from the moving frame 40 is hinged to the surface of the lifting frame 44, and an extrusion rod 47 is hinged on the upper surface of the lifting frame 44. One end of the extrusion rod 47 away from the lifting frame 44 is hinged to the bottom of the cylindrical frame 50, and the lower surface of the support frame 42 is fixedly connected to the inner wall of the extension frame 45.

[0059] A multi-layer logistics loading and unloading platform with adjustable height and a method of using the platform, and a preparation method, comprising the following steps:

[0060] S1: A transport component 3 is provided at one end of the running frame 1 close to each other, and the transport component 3 is used to transport the items. The height of the transport component 3 is adjusted by the driving device 2, so that the transport component 3 can be used to transport the logistics at a high place for loading and unloading;

[0061] S2: When the positioning plate 19 moves upward, the transport frame 10 is pushed upward through the load-bearing frame 16, so that the height of the transport frame 10 is adjusted through the load-bearing frame 16, so that the transport component 3 can transport and load and unload objects of different heights;

[0062] S3: When the object contacts the surface of the transport rod 39, the weight of the transport rod 39 is transmitted to the elastic rod 34 through the shock absorbing plate 37, thereby squeezing the elastic rod 34 to produce deformation and reduce the impact force on the object;

[0063] S4: When the lifting frame 44 moves upward, it pushes the cylinder frame 50 to slide on the surface of the slide rod 48 through the squeezing rod 47. When the cylinder frame 50 moves, it pushes the push plate 49 to move on the surface of the transport rod 39. The push plate 49 pushes the objects to move toward the surface of the conveyor belt 12, so as to avoid the objects piling up on the surface of the transport rod 39 and reduce the transmission efficiency.

[0064] When in use, a transport component 3 is provided at one end of the running frame 1 that is close to each other, and the transport component 3 is used to transport the articles. The height of the transport component 3 can be adjusted by the driving device 2, so that the logistics at a high place can be loaded and unloaded and transported by the transport component 3. A shock-absorbing component 4 is provided at the end of the transport component 3. When the articles are placed on the surface of the shock-absorbing component 4, the shock-absorbing component 4 is used to reduce the impact of the articles on the transport component 3, so as to improve the stability of the articles during transportation. A pushing component 5 is provided on the surface of the shock-absorbing component 4, and the pushing component 5 is used to push the materials to move to the surface of the transport component 3, so as to avoid the articles from piling up on the top of the shock-absorbing component 4, and avoid the articles from tilting on the surface of the transport component 3, which causes the articles to fall. When the goods fall off, the rotating rod 21 drives the gear 22 to rotate inside the running frame 1 through the driving device 2. When the gear 22 rotates, it pulls the chain 24 to move inside the running frame 1. When the chain 24 moves inside the running frame 1, the pressing block 23 will move to the lower part of the running frame 1 by weight, so that the chain 24 can push the positioning plate 19 to move upward through the engagement with the positioning gear 18. When the positioning plate 19 moves upward, the transport frame 10 is pushed upward through the load-bearing frame 16, so that the height of the transport frame 10 is adjusted through the load-bearing frame 16, so that the transport component 3 can transport and load and unload goods of different heights, thereby improving the use effect of the transport component 3, and the meshing shaft rod 14 is driven to rotate by the driving structure 15. The meshing shaft rod 14 is engaged with the gear 18. During rotation, the conveyor belt 12 is pushed to rotate on the surface of the roller rod 13 by meshing with the conveyor belt 12. The conveyor belt 12 is supported and limited by the two roller rods 13 to improve the stability of the conveyor belt 12 during operation. The positioning plate 19 slides on the surface of the slide plate 20. The slide plate 20 is used to limit the positioning plate 19 to prevent the positioning plate 19 from tilting during lifting. The positioning plate 19 squeezes the surface of the slide plate 20 through the rubber wheel 29 to further improve the stability of the transport component 3 during lifting and adjustment. The round rod 31 supports and fixes the limiting rod 35 through the bent frame 32. The elastic rod 34 is fixed on the surface of the limiting rod 35 through the base 33. The elastic rod 34 supports and fixes the shock absorbing plate 37 through the base 33. A movable frame 38 is provided on the surface of the inclined plate 36, and the transport rod 39 is limited by the movable frame 38. When the object contacts the surface of the transport rod 39, the weight of the transport rod 39 is transmitted to the elastic rod 34 through the damping plate 37, thereby squeezing the elastic rod 34 to produce deformation to reduce the impact force on the object, thereby preventing the object from tilting on the surface of the conveyor belt 12 due to the impact, causing the object to slip during loading and unloading. When the damping plate 37 moves downward, the push rod 51 pushes the movable frame 40 to slide on the surface of the top plate 43. When the movable frame 40 moves, the pressure rod 41 pushes the lifting frame 44 to move on the surface of the side plate 46. When the lifting frame 44 moves upward, the squeezing rod 47 pushes the cylinder frame 50 to slide on the surface of the slide rod 48.When the cylinder frame 50 moves, it pushes the push plate 49 to move on the surface of the transport rod 39, and pushes the objects to move to the surface of the conveyor belt 12 through the push plate 49, so as to prevent the objects from piling up on the surface of the transport rod 39 and reducing the transmission efficiency.

[0065] The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A multi-layer logistics loading and unloading platform with adjustable height, comprising a running frame (1), a driving device (2) being fixedly connected to the surface of the running frame (1), characterized in that: Also includes: A transport component (3), wherein the transport component (3) comprises a slide plate (20), the slide plate (20) is fixedly connected to the surface of the running frame (1), the end of the slide plate (20) away from the running frame (1) is slidably connected to a positioning plate (19), the bottom of the positioning plate (19) is fixedly connected to a load-bearing frame (16), the top of the load-bearing frame (16) is fixedly connected to a transport frame (10), the surface of the transport frame (10) is rotatably connected to a roller rod (13), the surface of the transport frame (10) is fixedly connected to a center rod (17), the bottom of the transport frame (10) is fixedly connected to a driving structure (15), the output end of the driving structure (15) is fixedly connected to an engaging shaft rod (14), the surface of the roller rod (13) is provided with a conveyor belt (12), and the end of the transport frame (10) away from the roller rod (13) is fixedly connected to a fixed frame (11); A shock absorbing component (4), the shock absorbing component (4) comprising a connecting frame (30), the bottom of the connecting frame (30) being fixedly connected to the top of the fixing frame (11), the surface of the connecting frame (30) being fixedly connected to a round rod (31), the surface of the round rod (31) being fixedly connected to a bent frame (32), and the inner wall of the bent frame (32) being fixedly connected to a limiting rod (35); A material pushing component (5), the material pushing component (5) comprising a pushing plate (49), the surface of the pushing plate (49) being fixedly connected to a cylindrical frame (50), the inner wall of the cylindrical frame (50) being slidably connected to a sliding rod (48), and one end of the sliding rod (48) away from the pushing plate (49) being fixedly connected to a supporting frame (42); The number of the positioning plates (19) is two, and the two positioning plates (19) are symmetrically arranged with the load-bearing frame (16) as the center; the surface of the running frame (1) is provided with two slide plates (20), and the two slide plates (20) are symmetrically arranged with the positioning plate (19) as the center; the number of the transport frame (10) is two, and the number of the rollers (13) is two, and the two rollers (13) are symmetrically arranged with the transport frame (10) as the center; The end of the engagement shaft (14) away from the driving structure (15) is rotatably connected to the bottom of the transport frame (10), the engagement shaft (14) and the inner wall of the conveyor belt (12) are mutually engaged, the center rod (17) is arranged at one end of the two transport frames (10) close to each other and is located at the inner center of the transport frame (10), and the inner wall of the conveyor belt (12) is in contact with the surface of the transport frame (10); The transport component (3) comprises a rotating rod (21), the rotating rod (21) is rotatably connected to the inner wall of the running frame (1), a gear (22) is fixedly connected to the surface of the rotating rod (21), a pressing block (23) is slidably connected to the inner wall of the running frame (1), a chain (24) is fixedly connected to the top of the pressing block (23), and a positioning gear (18) is rotatably connected to the inner wall of the positioning plate (19); The surface of the positioning plate (19) is fixedly connected to a rolling frame (25), one end of the rolling frame (25) close to the positioning plate (19) is rotatably connected to a roller (26), the surface of the positioning plate (19) is fixedly connected to a limiting column (28), the surface of the limiting column (28) is rotatably connected to a rubber wheel (29), and the surface of the positioning plate (19) is provided with a through hole (27); One end of the rotating rod (21) away from the running frame (1) passes through the running frame (1) and is fixedly connected to the output end of the driving device (2); the chain (24) is meshed with the surface of the gear (22); one end of the chain (24) away from the pressing block (23) passes through the running frame (1) and extends to the inside of the running frame (1); and two chains (24) are provided; One end of the chain (24) away from the pressure block (23) contacts the inner wall of the load-bearing frame (16), and passes through the load-bearing frame (16) to extend to the inside of the running frame (1); the roller (26) contacts the surface of the slide plate (20) through the through hole (27); one end of the limit column (28) away from the rolling frame (25) passes through the positioning plate (19) and extends to the outer end of the positioning plate (19); the rubber wheel (29) contacts the surface of the slide plate (20); and the positioning gear (18) and the chain (24) are meshed with each other; The shock absorbing component (4) comprises a base (33), the inner wall of the base (33) is fixedly connected to the surface of the limiting rod (35), the top of the base (33) is fixedly connected to an elastic rod (34), the top of the elastic rod (34) is fixedly connected to a shock absorbing plate (37), and the end of the shock absorbing plate (37) is hingedly connected to an inclined plate (36); The tops of the damping plate (37) and the inclined plate (36) are both fixedly connected with a movable frame (38), and the surface of the movable frame (38) is rotatably connected with a transport rod (39); One end of the inclined plate (36) away from the shock absorbing plate (37) contacts the top surface of the conveyor belt (12), the center of the movable frame (38) is hinged, three elastic rods (34) are arranged at the bottom of the shock absorbing plate (37), one end of the curved frame (32) away from the round rod (31) extends to the bottom of the conveyor belt (12), and a plurality of transport rods (39) are arranged on the surface of the movable frame (38); The pushing component (5) comprises an extension frame (45), the end of the extension frame (45) is fixedly connected to the surface of the base (33), the top of the extension frame (45) is fixedly connected to a top plate (43), the surface of the top plate (43) is slidably connected to a moving frame (40), the top of the moving frame (40) is hinged with a push rod (51), one end of the push rod (51) away from the moving frame (40) is hinged to the bottom of the shock absorbing plate (37), the top of the moving frame (40) is hinged with a pressure rod (41), the surface of the support frame (42) is fixedly connected to a side plate (46), and the surface of the side plate (46) is slidably connected to a lifting frame (44); One end of the pressure rod (41) away from the moving frame (40) is hinged to the surface of the lifting frame (44), an extrusion rod (47) is hinged to the upper surface of the lifting frame (44), one end of the extrusion rod (47) away from the lifting frame (44) is hinged to the bottom of the cylinder frame (50), and the lower surface of the support frame (42) is fixedly connected to the inner wall of the extension frame (45).

2. A method for using a multi-layered loading and unloading platform with adjustable height for logistics, the method for using a multi-layered loading and unloading platform with adjustable height for logistics is the multi-layered loading and unloading platform with adjustable height for logistics according to claim 1, characterized in that: The following steps are involved: S1: A transport component (3) is provided at one end of the running frame (1) close to each other, and the transport component (3) is used to transport items. The height of the transport component (3) is adjusted by the driving device (2), so that the transport component (3) can be used to transport and load and unload logistics at a high place; S2: When the positioning plate (19) moves upward, the transport frame (10) is pushed upward by the load-bearing frame (16), so that the height of the transport frame (10) is adjusted by the load-bearing frame (16), so that the transport component (3) can transport and load and unload objects of different heights; S3: When the object contacts the surface of the transport rod (39), the weight of the transport rod (39) is transmitted to the elastic rod (34) through the shock-absorbing plate (37), thereby squeezing the elastic rod (34) to generate deformation and reduce the impact force on the object; S4: When the lifting frame (44) moves upward, the squeezing rod (47) pushes the cylindrical frame (50) to slide on the surface of the sliding rod (48). When the cylindrical frame (50) moves, it pushes the push plate (49) to move on the surface of the transport rod (39). The push plate (49) pushes the objects to move toward the surface of the conveyor belt (12), thereby preventing the objects from piling up on the surface of the transport rod (39) and reducing the transmission efficiency.

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