Semi-automatic feeding machine

Abstract

The utility model relates to a semi-automatic feeding machine which comprises a rack, a feeding machine body and a first conveying belt are arranged on the rack, and the semi-automatic feeding machine is characterized in that a transferring device used for storing and transferring paperboards stored on the feeding machine body is arranged on the rack, one end of the transferring device is connected with the first conveying belt, and the other end of the transferring device is connected with the second conveying belt. And the other end of the transfer device is connected with the feeding machine. By the adoption of the technical scheme, during use, the feeding machine conveys a whole stack of paperboards to the transferring device and then conducts secondary feeding, meanwhile, workers carry the paperboards on the transferring device to the first conveying belt to complete conveying, the whole conveying process is continuous, and the working efficiency is greatly improved while paperboard carrying of the workers is not affected. And the feeding efficiency of the feeding machine is improved, and the overall use is more suitable for actual production.

Description

Technical Field

[0001] The present application relates to the technical field of packaging machinery and equipment, and in particular to a semi-automatic feeding machine. Background Art

[0002] Corrugated cardboard is widely used as the main raw material for carton production due to its high mechanical strength and ability to withstand collisions and falls during transportation. In the carton production process, printing machines and die-cutting machines are key and important equipment used in carton production.

[0003] In the production process of cartons, it is usually necessary to load cardboards one by one into equipment such as printing machines or die-cutting machines. In the prior art, semi-automatic loading is mainly used to transport cardboards, that is, a whole stack of cardboards is transported to a loader by a forklift. After the whole stack of cardboards is lifted by the loader to a position close to the first conveyor belt, the staff moves the cardboards on the loader to the first conveyor belt, and then the cardboards are transported to the designated position through the first conveyor belt.

[0004] However, when the above-mentioned semi-automatic loading method is used, the entire stack of cardboards on the loader needs to be transferred to the first conveyor belt by the staff before the next loading can be carried out, and the transmission of the first conveyor belt is uninterrupted. Therefore, during the transmission process, it is easy for the staff to put all the cardboards on the first conveyor belt, and the first conveyor belt has already transported all the cardboards, while the loader is still reloading, resulting in interruptions in the transportation of cardboards by the first conveyor belt, which makes the entire loading and transportation process interrupted, which is not conducive to actual production and processing. Utility Model Content

[0005] In order to achieve the purpose of ensuring that the transportation process of cardboard is continuous and uninterrupted during the transportation process, the present application provides a semi-automatic loading machine.

[0006] The semi-automatic feeding machine provided in this application adopts the following technical solution:

[0007] A semi-automatic loader comprises a frame, on which a loader and a first conveyor belt are arranged, wherein a transfer device for storing and transferring cardboard stored on the loader is arranged on the frame, one end of the transfer device is connected to the first conveyor belt, and the other end of the transfer device is connected to the loader.

[0008] By adopting the above technical solution, when in use, all the cardboards are stored on the transfer device through the loader, and then the loader continues to perform secondary loading, and at the same time, the cardboards are continuously moved in the direction close to the first conveyor belt through the transfer device, and then the staff moves the cardboards close to the first conveyor belt to the first conveyor belt, and then the loader replenishes the cardboards on the transfer device again after the loading is completed, thereby avoiding the problem in the prior art that when the loader and the first conveyor belt are connected, the staff needs to move all the cardboards to the first conveyor belt before the loader can perform secondary loading, thereby causing interruptions in the transportation process.

[0009] Preferably, the transfer devices are provided in a plurality of groups, and the plurality of groups of transfer devices are evenly spaced along the width direction of the frame, and a first avoidance groove for movement of the loader is formed between two adjacent groups of transfer devices.

[0010] By adopting the above technical solution, the first avoidance groove is used to avoid collision between the loader and the fixed frame when the loader moves during use; on the other hand, by moving the loader to be embedded in the first avoidance groove, a partial cross connection between the loader and the fixed frame is achieved, thereby facilitating the loader to transport the cardboard to the transfer device.

[0011] Preferably, the transfer device includes a fixed frame fixed on the frame, a sliding seat sliding along the length direction of the fixed frame, a second driving assembly for driving the sliding seat to slide, and a first push rod fixed on the sliding seat, one end of the fixed frame is connected to the first conveyor belt, and the other end of the fixed frame is connected to the loader.

[0012] By adopting the above technical solution, when in use, the second driving component drives the sliding seat to slide in the direction close to the first conveyor belt, thereby driving the movement of the first push rod, so that the cardboard stored on the fixed frame is pushed to a position close to the first conveyor belt by the first push rod, thereby facilitating the staff to carry the cardboard.

[0013] Preferably, the second driving assembly includes a first sprocket, a second sprocket, a third sprocket, a fourth sprocket, a chain arranged on the fixed frame, and a first driving motor for driving the first sprocket to rotate, the first sprocket and the second sprocket are located at one end of the fixed frame, the third sprocket and the fourth sprocket are located at the other end of the fixed frame, and a line between the first sprocket and the second sprocket is parallel to a line between the third sprocket and the fourth sprocket, a line between the first sprocket and the fourth sprocket is parallel to a line between the second sprocket and the third sprocket, and the chain is wound around the first sprocket, the second sprocket, the third sprocket and the fourth sprocket.

[0014] By adopting the above technical solution, when in use, the first driving motor is used to drive the first sprocket to rotate, the rotation of the first sprocket drives the chain to rotate, and the rotation of the chain drives the second sprocket, the third sprocket and the fourth sprocket to rotate synchronously, thereby driving the sliding seat to slide back and forth in the length direction of the fixed frame, thereby realizing uninterrupted movement of the cardboard transported by the feeder to a position close to the first conveyor belt.

[0015] Preferably, the sliding seat includes a first seat body sliding on the fixed frame, a second seat body sliding on the fixed frame, a connecting rod arranged between the first seat body and the second seat body, and a third seat body sliding on the connecting rod, the first seat body and the second seat body are respectively located at the two ends of the fixed frame along the height direction, one end of the connecting rod is fixedly connected to the first seat body, and the other end is fixedly connected to the second seat body, and the third seat body is rotatably connected to a link on the chain.

[0016] The cam is then driven by the second sprocket and the third sprocket to move the first conveyor belt towards the conveyor belt, and the cam is driven by the third sprocket and the fourth sprocket to move the first conveyor belt towards the conveyor belt.

[0017] Preferably, there is a height difference between the first conveyor belt and the transfer device, and a finishing mechanism for finishing the flatness of the cardboard is provided at one end of the first conveyor belt close to the transfer device.

[0018] By adopting the above technical solution, the cardboard on the first conveyor belt that is prevented from falling over by the staff is sorted by the sorting mechanism during use, ensuring that the cardboard will not be deflected when being transported on the first conveyor belt.

[0019] Preferably, the sorting mechanism includes a mounting seat fixed on the first conveyor belt, a limit plate arranged on the mounting seat, an anti-recoil plate arranged above the first conveyor belt, two opposingly arranged clapping plates, and a first driving component for driving the two clapping plates to slide toward each other synchronously, a placement space for placing cardboard is formed between the limit plate, the anti-recoil plate and the two clapping plates, a conveying port for conveying the lower layer of cardboard is provided between the limit plate and the upper surface of the first conveyor belt, and an adjusting component for adjusting the height of the limit plate is provided on the mounting seat.

[0020] By adopting the above technical solution, when in use, the staff will move the cardboard into the placement space, and then limit the front and rear ends of the cardboard through the anti-return plate and the limit plate, and then drive the two clapping plates to slide towards each other through the first driving component, so as to align the two sides of the whole stack of cardboard, so as to ensure the flatness of both sides of the whole stack of cardboard, and adjust the height of the conveying port through the adjustment component to facilitate the adaptation of cardboards of different thicknesses. The lower layer of cardboard is transported forward by the first conveyor belt, and the upper layer of cardboard is continuously lowered, so as to separate the whole stack of cardboard into several single cardboards and transport the single cardboards, so as to facilitate the subsequent processing of the cardboards.

[0021] Preferably, the first driving assembly includes two driving cylinders arranged opposite to each other, the two driving cylinders are respectively arranged on both sides of the first conveyor belt, and the cylinder bodies of the two driving cylinders are fixed on the mounting seat, and the piston rods of the two driving cylinders are respectively connected to a clapper.

[0022] By adopting the above technical solution, when in use, the piston rods of the two driving cylinders are synchronously extended and retracted to drive the two clappers to clap the two sides of the cardboard, which is simple and convenient to use.

[0023] Preferably, the adjustment assembly includes a screw rod rotatably connected to the mounting seat, a screw sleeve threadedly connected to the screw rod, and a third drive motor for driving the screw rod to rotate. The third drive motor is fixed to the mounting seat, and the screw sleeve is fixedly connected to the limit plate.

[0024] By adopting the above technical solution, the third drive motor is used to drive the screw rod to rotate, and the rotation of the screw rod drives the sleeve to slide, thereby driving the limit plate to rise and fall, so as to adjust the height of the limit plate, making it easier for the staff to control the height of the conveying port, and the use is simple and convenient.

[0025] In summary, the present application includes at least one of the following beneficial technical effects:

[0026] 1. When in use, the cardboard is transported to the fixed rack by the feeder, and then the cardboard on the fixed rack is pushed by the first push rod until the cardboard is pushed close to the first conveyor belt, and the first push rod retracts and retreats to the initial position, so that the cardboard transported by the feeder for the second time is pushed to a position close to the first conveyor belt. The overall use is simple and convenient. At the same time, the cache of the fixed rack avoids the phenomenon in the prior art that the staff directly moves the cardboard from the feeder and affects the feeding rate of the feeder;

[0027] 2. When in use, by setting a sorting mechanism on the first conveyor belt, it is convenient to sort the cardboards placed on the first conveyor belt by the staff, so as to avoid the deflection of the subsequent cardboards during transportation and affect the processing, which is more convenient to use;

[0028] 3. When in use, the third drive motor drives the screw rod to rotate, so as to adjust the height of the limit plate, so that the staff can adjust the conveying port to a suitable height according to the thickness of the transported cardboard, thereby improving the application range of the sorting mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is an axonometric diagram mainly showing the overall structure in the embodiment of the present application;

[0030] Figure 2 It is an axonometric schematic diagram mainly showing the structure of the feeder in the embodiment of the present application;

[0031] Figure 3 It is an axonometric schematic diagram mainly showing the structure of the transfer device in the embodiment of the present application;

[0032] Figure 4 is an axonometric schematic diagram mainly showing the structure of the second drive assembly in the embodiment of the present application;

[0033] Figure 5 It is an axonometric schematic diagram mainly showing the sliding seat structure in the embodiment of the present application;

[0034] Figure 6 is a schematic diagram of a state in which the first push rod is in a descending state in the embodiment of the present application;

[0035] Figure 7 It is an axonometric diagram mainly showing the structure of the finishing mechanism in the embodiment of the present application;

[0036] Figure 8 is an axonometric diagram mainly showing the structure of the first drive assembly in the embodiment of the present application;

[0037] Fig. 9 It is an axonometric diagram mainly showing the structure of the adjustment component in the embodiment of the present application.

[0038] Figure numerals: 1, frame; 2, loader; 21, body; 22, second conveyor belt; 23, second lever; 24, second avoidance groove; 25, linkage shaft; 26, second drive motor; 27, drive cylinder; 3, first conveyor belt; 4, transfer device; 41, fixed frame; 42, sliding seat; 421, first seat body; 422, second seat body; 423, connecting rod; 424, third seat body; 43, second drive assembly; 431, first Sprocket; 432, second sprocket; 433, third sprocket; 434, fourth sprocket; 435, chain; 436, first drive motor; 44, first push rod; 5, first avoidance groove; 6, sorting mechanism; 61, mounting seat; 62, limit plate; 63, anti-retraction plate; 64, clapper; 65, first drive assembly; 651, drive cylinder; 66, placement space; 7, adjustment assembly; 71, screw rod; 72, screw sleeve; 73, third drive motor. DETAILED DESCRIPTION

[0039] The following is combined with Figure 1 -Attached Fig. 9 This application is described in further detail.

[0040] The embodiment of the present application discloses a semi-automatic feeding machine.

[0041] Reference Figure 1 A semi-automatic feeding machine 2 comprises a frame 1 placed horizontally on the ground, a feeding machine 2, a transfer device 4 and a first conveyor belt 3 are sequentially arranged on the frame 1 along the cardboard transportation direction, a fourth driving motor for driving the first conveyor belt 3 to rotate is arranged on the frame 1, when in use, a staff transports a whole stack of cardboard to the feeding machine 2 by means of a forklift or other transportation means, transports the cardboard to the transfer device 4 by the feeding machine 2, stores the cardboard by the transfer device 4, and continuously and uninterruptedly moves the cardboard toward the first conveyor belt 3, and then when the cardboard is transported to a position close to the first conveyor belt 3, the staff moves the cardboard to the first conveyor belt 3, and then transports the cardboard to a designated position by the first conveyor belt 3.

[0042] Reference Figure 1 and Figure 2The feeding machine 2 includes a body 21, a second conveyor belt 22 and a second lever 23. The body 21 is rotatably connected to the frame 1, and the second conveyor belt 22 is rotated on the body 21. In this embodiment, the second conveyor belt 22 is preferably arranged in three groups, and the three groups of second conveyor belts 22 are evenly arranged along the width direction of the frame 1. A group of second levers 23 is arranged on each group of second conveyor belts 22, and one end of the second lever 23 is fixedly connected to the second conveyor belt 22. A plurality of second avoidance grooves 24 are opened at one end of the body 21 close to the transfer device 4, and a plurality of second avoidance grooves 24 are provided. The grooves 24 are evenly spaced along the width direction of the frame 1. A linkage shaft 25 is provided at the other end of the body 21. The linkage shaft 25 is used to drive the three groups of second conveyor belts 22 to rotate synchronously. A second drive motor 26 is also installed on the frame 1. The main shaft of the second drive motor 26 is coaxially fixedly connected with the linkage shaft 25. When in use, the linkage shaft 25 is driven to rotate by the second drive motor 26, thereby driving the three groups of second conveyor belts 22 to rotate synchronously, thereby realizing the sliding of the second lever 23, and then the cardboard placed on the body 21 is pushed to the transfer device 4 through the lever.

[0043] Reference Figure 1 and Figure 2 , a plurality of driving cylinders 27 are arranged on the frame 1, and the plurality of driving cylinders 27 are evenly spaced along the width direction of the frame 1. In the present embodiment, the driving cylinders 27 are preferably arranged in three groups, and the cylinder bodies of the driving cylinders 27 are rotatably connected to the frame 1, and the piston rods of the driving cylinders 27 are rotatably connected to the machine body 21; when in use, the machine body 21 is driven to rotate by the extension and retraction of the piston rods of the driving cylinders 27, thereby realizing the loading of the loader 2.

[0044] Reference Figure 1 , the transfer device 4 is provided with several groups, and the several groups of transfer devices 4 are evenly spaced along the width direction of the frame 1. In the present embodiment, the transfer device 4 is preferably provided with two groups, and a first avoidance groove 5 is formed between the two groups of transfer devices 4, and the first avoidance groove 5 is used for the partial embedding of the feeder 2; when in use, the first avoidance groove 5 and the second avoidance groove 24 are used in conjunction with each other, so that the feeder 2 and the transfer device 4 are connected together in a cross-connected manner, so that it is convenient for the feeder 2 to transport the whole stack of cardboard to the transfer device 4, and it is also convenient for the transfer device 4 to push the cardboard on the feeder 2 away from the feeder 2, which is more convenient to use.

[0045] Reference Figure 1 and Figure 3The transfer device 4 includes a fixed frame 41, a sliding seat 42, a second driving assembly 43 and a first push rod 44. The fixed frame 41 is fixed on the frame 1, and the fixed frame 41 is arranged to be inclined as a whole. The sliding seat 42 slides on the fixed frame 41 along the length direction of the fixed frame 41, and one end of the first push rod 44 is fixedly connected to the sliding seat 42. When in use, the sliding seat 42 is driven to slide by the second driving assembly 43, thereby driving the first push rod 44 to slide, so that the cardboard is pushed to a position close to the first conveyor belt 3 by the first push rod 44.

[0046] Reference Figure 3 and Figure 4 The second driving assembly 43 includes a first sprocket 431, a second sprocket 432, a third sprocket 433, a fourth sprocket 434, a chain 435 and a first driving motor 436. The first sprocket 431 and the second sprocket 432 are respectively located at two ends of the lowest end of the fixing frame 41, and the third sprocket 433 and the fourth sprocket 434 are respectively located at two ends of the highest end of the fixing frame 41, and the line between the first sprocket 431 and the second sprocket 432 is parallel to the line between the third sprocket 433 and the fourth sprocket 434, and the line between the first sprocket 431 and the fourth sprocket 434 is parallel to the line between the second sprocket 432 and the third sprocket 433. The connecting lines between the sprockets 433 are parallel, and the chain 435 is wound around the first sprocket 431, the second sprocket 432, the third sprocket 433 and the fourth sprocket 434. The overall winding shape of the chain 435 is rectangular. The first drive motor 436 is installed on the frame 1, and the main shaft of the first drive motor 436 is coaxially fixedly connected with the first sprocket 431; when in use, the first drive motor 436 drives the first sprocket 431 to rotate, and the rotation of the first sprocket 431 drives the chain 435 to rotate, so that the second sprocket 432, the third sprocket 433 and the fourth sprocket 434 rotate synchronously, which is simple and convenient to use.

[0047] Reference Figure 3 and Figure 5 The sliding seat 42 includes a first seat body 421, a second seat body 422, a third seat body 424 and a connecting rod 423. The first seat body 421 and the second seat body 422 slide on the fixed frame 41, and the first seat body 421 and the second seat body 422 are respectively located at two ends of the fixed frame 41. One end of the connecting rod 423 is fixed on the first seat body 421, and the other end is fixedly connected to the second seat body 422. The third seat body 424 slides on the connecting rod 423. The sliding direction of the third seat body 424 is perpendicular to the sliding direction of the first seat body 421. The third seat body 424 is rotatably connected to one of the links on the chain 435, and the first push rod 44 is fixed on the third seat body 424.

[0048] Reference Figure 3 and Figure 6When in use, when the first push rod 44 pushes the cardboard box to slide in the direction close to the first conveyor belt 3, the chain link connected to the third seat body 424 is located between the second sprocket 432 and the third sprocket 433. Under the rotation and traction of the chain 435, the third seat body 424 slides along the length direction of the fixed frame 41, thereby driving the sliding seat 42 as a whole to slide in the direction close to the first conveyor belt 3. When the third seat body 424 slides to the third sprocket 433, the chain 435 continues to rotate. At this time, the chain link connected to the third seat body 424 is between the third sprocket 433 and the fourth sprocket 434. At this time, the moving direction of the chain link connected to the third seat body 424 is perpendicular to the sliding direction of the first seat body 421, so the first seat body 421 and the second seat body 422 are fixed, and the third seat body 424 slides from a position close to the first seat body 421 to a position close to the second seat body 422. The chain 435 then rotates to move the sliding seat 42 as a whole toward the direction close to the feeder 2. After moving to the position close to the first sprocket 431, the chain link connected to the third seat body 424 rotates with the first sprocket 431 as the center and enters between the first sprocket 431 and the second sprocket 432. At this time, the chain 435 continues to rotate to drive the highest end of the first push rod 44 to rise to the initial state. The above operation is then repeated to continuously push the cardboard on the feeder 2 to the position close to the first conveyor belt 3 on the fixed frame 41.

[0049] Reference Figure 1 The highest end of the fixing frame 41 is located above the first conveyor belt 3, that is, there is a height difference between the first conveyor belt 3 and the highest end of the fixing frame 41. A sorting mechanism 6 is provided on the end of the first conveyor belt 3 close to the fixing frame 41, and the sorting mechanism 6 is used to sort out the cardboards carried by the staff; when in use, the staff carries the cardboards on the fixing frame 41 close to the first conveyor belt 3 to the first conveyor belt 3, and then sorts the two sides of the cardboard through the sorting mechanism 6 to ensure that the two sides of the cardboard are flat.

[0050] Reference Figure 1 and Figure 7The sorting mechanism 6 includes a mounting seat 61, a limit plate 62, an anti-retraction plate 63, a clapper 64 and a first driving assembly 65. The mounting seat 61 is fixedly connected to the frame 1, and the limit plate 62 slides on the mounting seat 61. There is a conveying port between the bottom end of the limit plate 62 and the upper surface of the first conveyor belt 3. The limit plate 62 and the anti-retraction plate 63 are arranged at intervals along the length direction of the frame 1, and the limit plate 62 and the anti-retraction plate 63 are both located above the first conveyor belt 3. The anti-retraction plate 63 is located below the highest end of the fixed frame 41. Two clappers 64 are provided, and the two clappers 64 are relatively arranged on the first conveyor belt 3. On both sides, a placement space 66 is formed between the two clappers 64, the limit plate 62 and the anti-return plate 63, and an adjustment component 7 for adjusting the height of the limit plate 62 is provided on the mounting seat 61; when in use, the staff moves the cardboard into the placement space 66, and drives the two clappers 64 to slide towards each other through the first driving component 65, so as to achieve the flattening of the two sides of the cardboard. When the first conveyor belt 3 conveys the cardboard, the upper layer of the cardboard is limited by the limit plate 62, so that the cardboard on the lower layer moves forward along the conveying port, and the cardboard on the upper layer continues to drop until the conveying is completed. It is simple and convenient to use.

[0051] Reference Figure 7 and Figure 8 The first driving assembly 65 includes two driving cylinders 651, which are arranged opposite to each other and are respectively located on both sides of the first conveyor belt 3. The piston rods of the two driving cylinders 651 are respectively fixedly connected to a clapper 64, and the cylinder bodies of the two driving cylinders 651 are fixed on the mounting seat 61. When in use, the clapper 64 is driven to align the two sides of the cardboard through the extension and retraction of the piston rods of the driving cylinders 651, so as to realize the arrangement of the whole stack of cardboards, which is simple and convenient to use.

[0052] Reference Figure 7 and Fig. 9 The adjusting assembly 7 includes a screw rod 71, a screw sleeve 72, and a third drive motor 73. The screw rod 71 is rotatably connected to the mounting seat 61, the screw sleeve 72 is threadedly connected to the screw rod 71, the limit plate 62 is fixedly connected to the screw sleeve 72, the third drive motor 73 is fixed to the mounting seat 61, and the main shaft of the third drive motor 73 is coaxially fixedly connected to the screw rod 71; when in use, the screw rod 71 is driven to rotate by the third drive motor 73, and the rotation of the screw rod 71 drives the screw sleeve 72 to slide, thereby driving the limit plate 62 to rise and fall, so as to adjust the height of the limit plate 62, so that the staff can adjust the height of the conveying port according to the thickness of the transported cardboard, which is simple and convenient to use.

[0053] The implementation principle of the embodiment of the present application is as follows: when in use, the piston rod of the driving cylinder 27 is extended to drive the feeder 2 to rotate to a vertical state, and then the whole stack of cardboards is transported to the feeder 2 by a forklift, and then the piston rod of the driving cylinder 27 is retracted to drive the feeder 2 to rotate and reset, and then the second conveyor belt 22 can be used to drive the second lever 23 to move, so as to push the whole stack of cardboards to the fixed frame 41. After the pushing is completed, the feeder 2 can be rotated to a vertical state again to wait for the second loading, and at the same time, the cardboards on the fixed frame 41 are gradually moved toward the direction close to the first conveyor belt 3 under the push of the first push rod 44. When When the cardboard is located near the first conveyor belt 3, the staff will move the cardboard to the first conveyor belt 3, so that the cardboard is stacked in a pile and placed in the placement space 66, and then the driving cylinder 651 drives the clappers 64 on both sides of the cardboard to align the cardboard, so as to achieve the flattening of the cardboard, and then the cardboard on the upper layer is abutted and limited by the limiting plate 62, and the cardboard on the lower layer is continuously transported to the processing position along the conveying port through the first conveyor belt 3, and the cardboard on the upper layer continues to descend, and at the same time, the staff continuously puts new cardboard into the placement space 66, so as to ensure that the entire loading and conveying process is continuous and uninterrupted.

[0054] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A semi-automatic feeding machine, comprising a frame (1), on which a feeding machine (2) and a first conveyor belt (3) are arranged, Features: The frame (1) is provided with a transfer device (4) for storing and transferring the cardboard stored on the feeder (2); one end of the transfer device (4) is connected to the first conveyor belt (3), and the other end of the transfer device (4) is connected to the feeder (2).

2. A semi-automatic feeding machine according to claim 1, Features: The transfer devices (4) are provided in a plurality of groups, and the plurality of groups of the transfer devices (4) are evenly spaced along the width direction of the frame (1), and a first avoidance groove (5) for the feeder (2) to move is formed between two adjacent groups of the transfer devices (4).

3. A semi-automatic feeding machine according to claim 1, Features: The transfer device (4) comprises a fixed frame (41) fixed on the frame (1), a sliding seat (42) sliding along the length direction of the fixed frame (41), a second driving component (43) for driving the sliding seat (42) to slide, and a first push rod (44) fixed on the sliding seat (42); one end of the fixed frame (41) is connected to the first conveyor belt (3), and the other end of the fixed frame (41) is connected to the loader (2).

4. A semi-automatic feeding machine according to claim 3, Features: The second driving assembly (43) comprises a first sprocket (431), a second sprocket (432), a third sprocket (433), a fourth sprocket (434), a chain (435) arranged on the fixed frame (41), and a first driving motor (436) for driving the first sprocket (431) to rotate, wherein the first sprocket (431) and the second sprocket (432) are located at one end of the fixed frame (41), and the third sprocket (433) and the fourth sprocket (434) are located at the inner side of the fixed frame (41). ), and the line between the first sprocket (431) and the second sprocket (432) is parallel to the line between the third sprocket (433) and the fourth sprocket (434), and the line between the first sprocket (431) and the fourth sprocket (434) is parallel to the line between the second sprocket (432) and the third sprocket (433), and the chain (435) is wound around the first sprocket (431), the second sprocket (432), the third sprocket (433) and the fourth sprocket (434).

5. A semi-automatic feeding machine according to claim 4, Features: The sliding seat (42) comprises a first seat body (421) sliding on the fixed frame (41), a second seat body (422) sliding on the fixed frame (41), a connecting rod (423) arranged between the first seat body (421) and the second seat body (422), and a third seat body (424) sliding on the connecting rod (423); the first seat body (421) and the second seat body (422) are respectively located at two ends of the fixed frame (41) in a height direction; one end of the connecting rod (423) is fixedly connected to the first seat body (421), and the other end is fixedly connected to the second seat body (422); the third seat body (424) is rotatably connected to a link on the chain (435).

6. A semi-automatic feeding machine according to claim 1, Features: There is a height difference between the first conveyor belt (3) and the transfer device (4), and a finishing mechanism (6) for finishing the flatness of the cardboard is arranged at one end of the first conveyor belt (3) close to the transfer device (4).

7. A semi-automatic feeding machine according to claim 6, Features: The arranging mechanism (6) comprises a mounting seat (61) fixed on the first conveyor belt (3), a limit plate (62) arranged on the mounting seat (61), an anti-recoil plate (63) arranged above the first conveyor belt (3), two clapping plates (64) arranged opposite to each other, and a first driving component (65) for driving the two clapping plates (64) to slide synchronously towards each other; a placement space (66) for placing paperboards is formed between the limit plate (62), the anti-recoil plate (63) and the two clapping plates (64); a conveying port for conveying lower-layer paperboards is provided between the limit plate (62) and the upper surface of the first conveyor belt (3); and an adjusting component (7) for adjusting the height of the limit plate (62) is provided on the mounting seat (61).

8. A semi-automatic feeding machine according to claim 7, Features: The first driving assembly (65) comprises two driving cylinders (651) arranged opposite to each other. The two driving cylinders (651) are respectively arranged on both sides of the first conveyor belt (3), and the cylinder bodies of the two driving cylinders (651) are fixed on the mounting seat (61). The piston rods of the two driving cylinders (651) are respectively connected to a clapper (64).

9. A semi-automatic feeding machine according to claim 7, Features: The adjustment assembly (7) comprises a screw rod (71) rotatably connected to the mounting seat (61), a screw sleeve (72) threadedly connected to the screw rod (71), and a third drive motor (73) for driving the screw rod (71) to rotate; the third drive motor (73) is fixed to the mounting seat (61), and the screw sleeve (72) is fixedly connected to the limit plate (62).

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