Tray feeding and discharging device

Abstract

The utility model relates to the technical field of bread production, and discloses a tray feeding and discharging device which comprises a first crawler belt support, one end of the first crawler belt support is connected with a second crawler belt support in a hinged mode, one end of the second crawler belt support is connected with a third crawler belt support in a hinged mode, and a moving table is arranged at one end of the third crawler belt support. The utility model has the following advantages and effects: along with the up-and-down movement of the moving table, the second track bracket swings up and down during the up-and-down movement, and when the third track bracket descends to a proper height, the pushing plate on the third track bracket sinks when the tray passes, and when the tray needs to be pushed after passing, the pushing plate can move up and down along with the pushing plate. The lifting base moves upwards to start the air cylinder, the air cylinder drives the telescopic rod to extend, and therefore the pushing plate pushes the trays into the transfer trolley body, placement of the trays is completed, discharging is conducted along with gradual descending of the height of the transfer trolley body, the multiple trays can be conveniently placed, and time and labor are saved.

Description

Technical Field

[0001] The utility model relates to the technical field of bread production, in particular to a tray loading and unloading device. Background Art

[0002] Bread is a staple food with huge consumption. The production of bread has gradually shifted from traditional handicraft workshops to automated factories. After preliminary processing, bread often needs to be placed on a tray for further processing.

[0003] In the prior art, Chinese Patent Publication No. CN220077760U discloses a discharging mechanism of a bread plate setting machine, including a workbench and a conveying mechanism arranged above the workbench, a base perpendicular to the workbench surface is fixed on one side of the workbench through a pillar, a first conveyor belt is arranged across the gap between the base and the workbench, the conveying mechanism is composed of a second conveyor belt, a motor and a brake disc, the motor and the brake disc are installed on both sides of the first rotating shaft at one end of the second conveyor belt, a push assembly is arranged on one side of the base, the push assembly is composed of a push plate, a push rod and a cylinder, the push rod is U-shaped and the open end is fixed to the rear side of the push plate, the other end of the push rod passes through the side wall of the base and is installed with the cylinder. The utility model adopts a discharging mechanism of a bread plate setting machine with the above structure, and compared with the prior art, this discharging mechanism does not repeatedly pull the conveyor belt, which prolongs the service life of the conveyor belt and reduces the production cost.

[0004] However, in actual use, after the small noodle blocks are loaded onto trays, they need to be placed on a tray transfer cart so that they can be placed in a fermentation room for fermentation. It is not convenient to place multiple trays of noodle blocks on the transfer cart. Workers manually place the trays on the transfer cart, which is time-consuming and labor-intensive, with a large workload and low work efficiency. Therefore, a tray loading and unloading device is needed. Utility Model Content

[0005] The utility model aims to provide a pallet loading and unloading device, which is convenient for placing multiple pallets and saves time and labor.

[0006] The above technical objectives of the utility model are achieved through the following technical solutions: a pallet loading and unloading device, comprising a first crawler bracket, one end of the first crawler bracket is hingedly connected to the second crawler bracket, one end of the second crawler bracket is hingedly connected to the third crawler bracket, one end of the third crawler bracket is provided with a moving platform, the interior of the moving platform is slidably connected with a sliding rod, the inner walls of the first crawler bracket, the second crawler bracket and the third crawler bracket are all provided with conveying crawlers, the top of the conveying crawler is provided with a pallet, the inner wall of the third crawler bracket is provided with a lifting seat, the top of the lifting seat is fixedly connected with a corresponding plate, one side of the corresponding plate is fixedly connected with a cylinder, the output end of the cylinder is fixedly connected with a telescopic rod, and the output end of the telescopic rod is fixedly connected with a pushing plate.

[0007] By adopting the above technical scheme, the loading and unloading device includes a first crawler bracket, a second crawler bracket and a third crawler bracket which are hinged in sequence. The first crawler bracket is fixed on the ground and can be connected to the ground by bolts. The conveying crawler tracks transport and move the pallet. When the third crawler bracket unloads the pallet, it can slide longitudinally horizontally as the mobile platform moves up and down. The second crawler bracket swings up and down during the up and down movement. When the third crawler bracket drops to a suitable height, the pushing plate on the third crawler bracket sinks when the pallet passes by. When the pallet needs to be pushed after passing by, the lifting seat moves up and starts the cylinder, and the cylinder drives the telescopic rod to extend, so that the pushing plate pushes the pallet into the main body of the transfer trolley, thereby completing the placement of the pallet. The material is unloaded as the height of the main body of the transfer trolley gradually decreases, which is convenient for placing multiple pallets, saving time and effort.

[0008] The utility model is further configured as follows: a transfer vehicle body is provided at one end of the third crawler bracket, and a placement groove is fixedly connected to the inner wall of the transfer vehicle body.

[0009] By adopting the above technical solution, the tray corresponds to the placement groove and is pushed into the placement groove by the pushing plate.

[0010] The utility model is further configured as follows: the top of the slide rod is fixedly connected to a fuselage, and the interior of the fuselage is fixedly connected to a second cylinder.

[0011] By adopting the above technical solution, the second cylinder is started during descent, and the number of the second cylinders is two.

[0012] The utility model is further configured as follows: the output end of the second cylinder is fixedly connected to a second telescopic rod, and the bottom of the second telescopic rod is fixedly connected to the moving platform.

[0013] By adopting the above technical solution, the second telescopic rod drives the moving platform to move up and down, and the use is flexible.

[0014] The utility model is further configured as follows: a bracket is fixedly connected to the bottom of the third crawler bracket, and a third cylinder is fixedly connected to the bottom of the bracket.

[0015] By adopting the above technical solution, the bracket supports the third cylinder, and the third cylinder is started when feeding.

[0016] The utility model is further configured as follows: the output end of the third cylinder is fixedly connected with a third telescopic rod, and the top of the third telescopic rod is fixedly connected with the lifting seat.

[0017] By adopting the above technical solution, the third cylinder drives the third telescopic rod to extend and retract, thereby driving the lifting seat to move up and down.

[0018] The utility model is further configured as follows: a sliding hole is provided inside the moving platform, and an inner wall of the sliding hole is slidably connected to the sliding rod.

[0019] By adopting the above technical solution, when the moving platform moves, the sliding hole slides on the outer surface of the sliding rod.

[0020] The utility model is further configured as follows: the bottom of the fuselage is fixedly connected to a frame, and the bottom of the slide bar is fixedly connected to the frame.

[0021] By adopting the above technical solution, the frame supports the fuselage and has strong stability.

[0022] The utility model is further configured as follows: the number of the sliding bars is four, and the lengths of the four sliding bars are equal.

[0023] By adopting the above technical solution, the two moving platforms correspond to the two sliding bars respectively, and the moving stability is relatively high.

[0024] The utility model is further configured as follows: a bottom plate is fixedly connected to the bottom of the tray, and the number of the bottom plates is two.

[0025] By adopting the above technical solution, the bottom plate supports the bottom of the pallet, and the bottom plate is in contact with the conveying crawler during transportation.

[0026] The beneficial effects of the utility model are:

[0027] 1. The utility model, through the coordinated arrangement among the first crawler bracket, the second crawler bracket, the third crawler bracket, the moving platform, the sliding rod, the conveying crawler, the pallet, the lifting seat, the corresponding plate, the cylinder, the telescopic rod and the pushing plate, can enable the device to be used when the third crawler bracket unloads the pallet, and can slide longitudinally horizontally as the moving platform moves up and down. When moving up and down, the second crawler bracket swings up and down. When the third crawler bracket is lowered to a suitable height, the pushing plate on the third crawler bracket sinks when the pallet passes by. When the pallet needs to be pushed after passing by, the lifting seat moves up and starts the cylinder, and the cylinder drives the telescopic rod to extend, so that the pushing plate pushes the pallet into the main body of the transfer trolley, thereby completing the placement of the pallet, and unloading is performed as the height of the main body of the transfer trolley gradually decreases, which is convenient for placing multiple pallets, saving time and effort.

[0028] 2. The utility model, through the coordinated arrangement among the transfer trolley body, the placement slot, the fuselage, the second cylinder, the second telescopic rod, the bracket, the third cylinder, the third telescopic rod, the sliding hole, the frame and the bottom plate, can make the device correspond to the placement slot when in use, and the tray is pushed into the placement slot by the pushing plate, and the second cylinder is started when descending, and the second telescopic rod drives the moving platform to rise and fall, which is flexible to use. The bracket supports the third cylinder, and when the moving platform moves, the sliding hole slides on the outer surface of the sliding rod, and the frame supports the fuselage, which has strong stability. The two moving platforms correspond to the two sliding rods respectively, and the movement stability is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0030] Figure 1 It is a schematic diagram of the structure of the utility model;

[0031] Figure 2 This is a schematic diagram of the push plate structure of the utility model;

[0032] Figure 3 This is a schematic diagram of the support structure of the utility model;

[0033] Figure 4 This is a schematic diagram of the bottom plate structure of the utility model.

[0034] In the figure, 1, the first crawler bracket; 2, the second crawler bracket; 3, the third crawler bracket; 4, the moving platform; 5, the sliding rod; 6, the conveying crawler; 7, the tray; 8, the lifting seat; 9, the corresponding plate; 10, the cylinder; 11, the telescopic rod; 12, the pushing plate; 13, the transfer trolley body; 14, the placement groove; 15, the fuselage; 16, the second cylinder; 17, the second telescopic rod; 18, the bracket; 19, the third cylinder; 20, the third telescopic rod; 21, the sliding hole; 22, the frame; 23, the bottom plate. DETAILED DESCRIPTION

[0035] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0036] Reference Figure 1-4A pallet loading and unloading device comprises a first crawler bracket 1, one end of the first crawler bracket 1 is hingedly connected to the second crawler bracket 2, one end of the second crawler bracket 2 is hingedly connected to the third crawler bracket 3, one end of the third crawler bracket 3 is provided with a moving platform 4, the interior of the moving platform 4 is slidably connected with a slide bar 5, the inner walls of the first crawler bracket 1, the second crawler bracket 2 and the third crawler bracket 3 are all provided with a conveying crawler 6, the top of the conveying crawler 6 is provided with a pallet 7, the inner wall of the third crawler bracket 3 is provided with a lifting seat 8, the top of the lifting seat 8 is fixedly connected to a corresponding plate 9, one side of the corresponding plate 9 is fixedly connected to a cylinder 10, the output end of the cylinder 10 is fixedly connected to a telescopic rod 11, and the output end of the telescopic rod 11 is fixedly connected to a pushing plate 12. The device includes a first crawler support 1, a second crawler support 2 and a third crawler support 3 which are hinged in sequence. The first crawler support 1 is fixed on the ground and can be connected to the ground by bolts. The conveying crawler 6 conveys and moves the pallet 7. When the third crawler support 3 unloads the pallet, it can slide horizontally in the longitudinal direction as the mobile platform 4 moves up and down. When moving up and down, the second crawler support 2 swings up and down. When the third crawler support 3 drops to a suitable height, the pushing plate 12 on the third crawler support 3 sinks when the pallet 7 passes by. When the pallet 7 needs to be pushed after passing by, the lifting seat 8 moves up to start the cylinder 10. The cylinder 10 drives the telescopic rod 11 to extend, so that the pushing plate 12 pushes the pallet into the main body 13 of the transfer trolley, thereby completing the placement of the pallet 7 and following the transfer. The height of the trolley body 13 is gradually lowered for unloading, which is convenient for placing multiple pallets 7, saving time and effort. A transfer trolley body 13 is set at one end of the third crawler bracket 3, and the inner wall of the transfer trolley body 13 is fixedly connected with a placement groove 14. The pallet 7 corresponds to the placement groove 14 and is pushed into the placement groove 14 by the pushing plate 12. The top of the slide bar 5 is fixedly connected to the fuselage 15, and the interior of the fuselage 15 is fixedly connected with a second cylinder 16. The second cylinder 16 is started when descending. The number of the second cylinders 16 is two, and the output end of the second cylinder 16 is fixedly connected with a second telescopic rod 17. The bottom of the second telescopic rod 17 is fixedly connected to the moving platform 4. The second telescopic rod 17 drives the moving platform 4 to rise and fall, which is flexible to use. The bottom of the third crawler bracket 3 is fixedly connected with a support The frame 18 is fixedly connected to the bottom of the frame 18 with a third cylinder 19, and the frame 18 supports the third cylinder 19. The third cylinder 19 is started when feeding, and the output end of the third cylinder 19 is fixedly connected to the third telescopic rod 20. The top of the third telescopic rod 20 is fixedly connected to the lifting seat 8. The third cylinder 19 drives the third telescopic rod 20 to extend and retract, and drives the lifting seat 8 to rise and fall. A sliding hole 21 is provided inside the moving platform 4, and the inner wall of the sliding hole 21 is slidably connected to the sliding rod 5. When the moving platform 4 moves, the sliding hole 21 slides on the outer surface of the sliding rod 5. The bottom of the fuselage 15 is fixedly connected to the frame 22, and the bottom of the sliding rod 5 is fixedly connected to the frame 22. The frame 22 supports the fuselage 15, and has strong stability. There are four sliding rods 5, and the lengths of the four sliding rods 5 are equal.The two moving platforms 4 correspond to two slide bars 5 respectively, and the moving stability is high. The bottom of the tray 7 is fixedly connected with a bottom plate 23. There are two bottom plates 23. The bottom plates 23 support the bottom of the tray 7. The bottom plates 23 are in contact with the conveying crawler 6 during transportation.

[0037] In the utility model, through the coordination arrangement between the first crawler support 1, the second crawler support 2, the third crawler support 3, the moving platform 4, the slide bar 5, the conveying crawler 6, the pallet 7, the lifting seat 8, the corresponding plate 9, the cylinder 10, the telescopic rod 11 and the pushing plate 12, the loading and unloading device can be used when the device is in use. The loading and unloading device includes the first crawler support 1, the second crawler support 2 and the third crawler support 3 which are hinged in sequence. The first crawler support 1 is fixed on the ground and can be connected to the ground by bolts. The conveying crawler 6 conveys and moves the pallet 7. When the third crawler bracket 3 unloads the pallet, it can slide horizontally in the longitudinal direction as the mobile platform 4 moves up and down. When moving up and down, the second crawler bracket 2 swings up and down. When the third crawler bracket 3 drops to a suitable height, the pushing plate 12 on the third crawler bracket 3 sinks when the pallet 7 passes by. When the pallet 7 needs to be pushed after passing, the lifting seat 8 moves up to start the cylinder 10. The cylinder 10 drives the telescopic rod 11 to extend, so that the pushing plate 12 pushes the pallet into the main body 13 of the transfer trolley, thereby completing the placement of the pallet 7 and following the transfer trolley. The height of the vehicle body 13 is gradually lowered for unloading, which is convenient for placing multiple pallets 7, saving time and effort. Through the coordinated arrangement among the transfer vehicle body 13, the placement slot 14, the fuselage 15, the second cylinder 16, the second telescopic rod 17, the bracket 18, the third cylinder 19, the third telescopic rod 20, the slide hole 21, the frame 22 and the bottom plate 23, when the device is in use, the pallet 7 corresponds to the placement slot 14, is pushed into the placement slot 14 by the push plate 12, and the second cylinder 16 is started when descending. The number of the second cylinder 16 is two. The second telescopic rod 17 drives the mobile platform 4 to rise and fall, and is flexible to use. The bracket 18 supports the third cylinder 19. The third cylinder 19 is started during feeding, and the third cylinder 19 drives the third telescopic rod 20 to extend and retract, driving the lifting seat 8 to rise and fall. When the mobile platform 4 moves, the sliding hole 21 slides on the outer surface of the sliding rod 5, and the frame 22 supports the fuselage 15, which has strong stability. The two mobile platforms 4 correspond to the two sliding rods 5 respectively, and the moving stability is relatively high. The bottom plate 23 supports the bottom of the tray 7, and the bottom plate 23 contacts the conveying crawler 6 during transportation.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pallet loading and unloading device, comprising a first crawler support (1), characterized in that: One end of the first crawler bracket (1) is hingedly connected to the second crawler bracket (2), one end of the second crawler bracket (2) is hingedly connected to the third crawler bracket (3), one end of the third crawler bracket (3) is provided with a moving platform (4), the interior of the moving platform (4) is slidably connected with a sliding rod (5), the inner walls of the first crawler bracket (1), the second crawler bracket (2) and the third crawler bracket (3) are all provided with conveying crawlers (6), the top of the conveying crawler (6) is provided with a tray (7), the inner wall of the third crawler bracket (3) is provided with a lifting seat (8), the top of the lifting seat (8) is fixedly connected to a corresponding plate (9), one side of the corresponding plate (9) is fixedly connected to a cylinder (10), the output end of the cylinder (10) is fixedly connected to a telescopic rod (11), and the output end of the telescopic rod (11) is fixedly connected to a pushing plate (12).

2. A pallet loading and unloading device according to claim 1, characterized in that: A transfer vehicle body (13) is provided at one end of the third crawler bracket (3), and a placement groove (14) is fixedly connected to the inner wall of the transfer vehicle body (13).

3. A pallet loading and unloading device according to claim 1, characterized in that: The top of the sliding rod (5) is fixedly connected to a fuselage (15), and the interior of the fuselage (15) is fixedly connected to a second cylinder (16).

4. A pallet loading and unloading device according to claim 3, characterized in that: The output end of the second cylinder (16) is fixedly connected to a second telescopic rod (17), and the bottom of the second telescopic rod (17) is fixedly connected to the moving platform (4).

5. A pallet loading and unloading device according to claim 1, characterized in that: The bottom of the third crawler bracket (3) is fixedly connected to a bracket (18), and the bottom of the bracket (18) is fixedly connected to a third cylinder (19).

6. A pallet loading and unloading device according to claim 5, characterized in that: The output end of the third cylinder (19) is fixedly connected to a third telescopic rod (20), and the top of the third telescopic rod (20) is fixedly connected to the lifting seat (8).

7. A pallet loading and unloading device according to claim 1, characterized in that: A sliding hole (21) is provided inside the movable platform (4), and the inner wall of the sliding hole (21) is slidably connected to the sliding rod (5).

8. A pallet loading and unloading device according to claim 3, characterized in that: The bottom of the fuselage (15) is fixedly connected to the frame (22), and the bottom of the sliding rod (5) is fixedly connected to the frame (22).

9. A pallet loading and unloading device according to claim 1, characterized in that: The number of the sliding bars (5) is four, and the lengths of the four sliding bars (5) are all equal.

10. The pallet loading and unloading device according to claim 1, characterized in that: A bottom plate (23) is fixedly connected to the bottom of the tray (7), and the number of the bottom plates (23) is two.

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