Automatic carton unloading and stacking device

Abstract

The utility model relates to an automatic carton unloading and stacking device, which belongs to the field of loading and unloading equipment and is characterized in that the automatic carton unloading and stacking device is a forklift auxiliary module, a stacking box slide rail frame is mounted on a forklift gantry, is fixed by bolts and can be detached automatically, and finished cartons are held, unloaded and stacked under the assistance of a forklift; adjusting the height of a forklift portal frame, enabling a front-end chuck to extend into a gap of each bundle of cartons, enabling the front-end chuck to clamp the forklift portal frame to ascend, assisting in lifting the cartons by a certain height, conveying the conveying belt to the bottoms of the cartons, loosening the front-end chuck, conveying the cartons into a carton stacking box by the conveying belt through self weight and friction force, adjusting the height of a forklift fork, and opening the bottom of a carton sleeve box; the cartons fall down by means of self weight to complete stacking.

Description

Technical Field

[0001] The utility model belongs to the field of loading and unloading equipment, and specifically relates to an automatic carton unloading and stacking device. Background Art

[0002] At present, the unloading of finished cartons is done manually, which has the disadvantages of low work efficiency and automation, high labor intensity for workers, and requires workers to stand on trucks loaded with goods to carry out high-altitude loading and unloading operations, which poses a safety hazard. A machine that can enable workers to direct operations on the ground and automatically unload finished cartons and stack them is particularly important for production. Therefore, research on this machine is one of the more important research directions; a large number of people are required for unloading, at least four people are needed, one person stands on the carton to lift the carton, two people receive the carton on the ground and stack it, and a forklift driver is required to transport the carton; the workers have high physical labor intensity, a set of cartons weighs about 17kg, and each bundle of cartons weighs 34kg. The long-term manual unloading of cartons is labor-intensive for workers;

[0003] An analysis and comparison of the existing technical solutions shows that in the carton lifting solution, the suction cup is used for lifting, and the operation is stable, but the work efficiency is low. The suction cup grasping surface of each bundle of cartons is only facing upwards, so one bundle can only be grasped and stacked before the next bundle can be grasped. The structure is complex and the space occupied during operation is large; when the clamp is clamped, there is a problem that the positioning point and the force point are difficult to find; the friction of the guide wheel has the problem that it is difficult to obtain the grasping force point and the friction point; the strap hook has the problem that the strap error is large and it is difficult to obtain the positioning point; in the carton unloading and transportation solution, the roller transportation has the problem that the volume is large and it is relatively bulky; the mechanical arm transportation has the problem that the manufacturing cost is high and the mechanical arm needs to fix the platform; in the stacking solution, the design of a special stacking box, the cylinder or electric platform auxiliary stacking has the problem that the production cost is high and a special person is required to move the stacking box; the mechanical arm stacking has the problem that the manufacturing cost is high and the mechanical arm needs to fix the platform;

[0004] The utility model patent with patent number CN 202221978629.X discloses a suction cup palletizing robot, which replaces manual work to palletize small packaging bags into ton bags, thereby improving the palletizing efficiency and safety. It is a structure of a suction cup and a robotic arm. The gripping surface of the suction cup is only facing upwards, so one bundle can only be grabbed and stacked before the next bundle can be grabbed. The transportation of the robotic arm has the problem of high manufacturing cost and the need for a fixed platform for the robotic arm. Utility Model Content

[0005] In order to overcome the problems existing in the background technology, the utility model discloses an automatic carton unloading and stacking device, which is a forklift auxiliary module, and the stacking box slide rail frame is installed on the forklift door frame, fixed with bolts, and can be disassembled by itself, and the finished carton can be lifted, unloaded and stacked with the assistance of a forklift; the height of the forklift door frame is adjusted so that the front end clamp is extended into the gap between each bundle of cartons, the front end clamp clamps the forklift door frame to rise, and assists in lifting the carton to a certain height, and the conveyor belt is sent to the bottom of the carton, and the front end clamp is relaxed. The carton is sent into the carton stacking box by the conveyor belt through its own weight and friction, the forklift fork adjusts the height, the bottom of the carton box is opened, and the carton falls by its own weight to complete the stacking.

[0006] To achieve the above purpose, the utility model is implemented through the following technical solutions:

[0007] The carton automatic unloading and stacking device comprises: a stacking box cover, a conveyor belt, a stacking box slide rail frame, a stacking box slide rail, and a forklift frame;

[0008] The conveyor belt is arranged at the front end of the stacking box sleeve, a stacking box slide rail is fixed on the outside of the stacking box sleeve, and the stacking box slide rail frame is connected to the forklift frame.

[0009] As a preferred embodiment: it includes: a conveyor belt driving wheel, a sprocket driven wheel, a chain, a conveyor belt motor, a sprocket driving wheel, a sprocket reducer, and a conveyor belt roller; the sprocket driven wheel is connected to the sprocket driving wheel through a chain, the sprocket driving wheel is connected to the conveyor belt motor, the sprocket reducer is connected to the conveyor belt motor, and the roller is installed at the rear of the conveyor belt.

[0010] Preferably, it comprises: a rotating rod, a slide rail roller, a transmission rod, a worm gear box, and a hydraulic rod; the rotating rod is arranged at the lower part of the stacking box slide rail, the slide rail roller is arranged at the upper part of the rotating rod and connected to the rotating rod, the motor is connected to the transmission rod, and the hydraulic rod is connected to the stacking box slide rail frame.

[0011] As a preferred embodiment, it comprises: a front end jacket and a slide rail cover; the front end jacket is welded to the front end of the palletizing box slide rail frame, and the slide rail cover is fixed to the top of the palletizing box slide rail with bolts.

[0012] As a preferred embodiment, it comprises: a front end clamp; the front end clamp is fixed in the front end clamping sleeve of the palletizing box slide rail frame by bolts.

[0013] As a preferred embodiment, it comprises: clamping fingers, springs, cylinders, support rods, and chuck arms; the clamping fingers are arranged at the ends of the support rods, the springs are arranged on the cylinders, and the cylinders and support rods are installed on the chuck arms.

[0014] Preferably, it comprises: a bolt hole; the bolt hole is arranged on a forklift frame, and the forklift frame is used to install the palletizing box slide rail frame on the forklift door frame.

[0015] The beneficial effects of the utility model are as follows: the automatic carton unloading and stacking device is a forklift auxiliary module, the stacking box slide rail frame is installed on the forklift door frame, fixed with bolts, and can be disassembled by itself, and the finished carton can be lifted, unloaded and stacked with the assistance of a forklift; the height of the forklift door frame is adjusted so that the front end clamp is inserted into the gap between each bundle of cartons, the front end clamp clamps the forklift door frame to rise, and assists in lifting the carton to a certain height, the conveyor belt is sent to the bottom of the carton, the front end clamp is relaxed, and the carton is sent into the carton stacking box by the conveyor belt through its own weight and friction, the forklift fork adjusts the height, the bottom of the carton sleeve is opened, and the carton falls by its own weight to complete the stacking. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a top view of the palletizing box cover;

[0017] Figure 2 It is the left view of the palletizing box cover;

[0018] Figure 3 It is a top view of the palletizing box slide rail rack;

[0019] Figure 4 Left view of the pallet box slide rail rack

[0020] Figure 5 It is a structural schematic diagram of the front end chuck;

[0021] Figure 6 A top view of the connection between the palletizing box slide rail frame and the front end jacket;

[0022] Figure 7 It is a left view of the connection between the palletizing box slide rail frame and the front end jacket;

[0023] Figure 8 This is the front view of the forklift frame;

[0024] Fig. 9 It is a top view of the forklift frame;

[0025] Fig.10 This is the left side view of the forklift frame.

[0026] In the figure, 1-conveyor belt, 2-sprocket passive wheel, 3-chain, 4-sprocket driving wheel, 5-sprocket reducer, 6-conveyor belt motor, 7-palletizing box sleeve, 8-palletizing box slide inner rail, 9-slide rail roller, 10-worm gear box, 11-drive rod, 12-conveyor belt roller, 13-drive rod motor, 14-gear box, 15-hydraulic rod, 16-conveyor belt passive wheel, 17-conveyor belt driving wheel, 18-rotating rod, 19-front end clamp, 20-clamp finger, 21-spring, 22-cylinder, 23-clamp arm, 24-support rod, 25-front end clamp, 26-palletizing box slide frame, 27-palletizing box slide outer rail, 28-slide cover, 29-forklift frame, 30-bolt hole. DETAILED DESCRIPTION

[0027] In order to make the above-mentioned objectives, technical solutions and beneficial effects clearer, the present invention is described in detail below with reference to the accompanying drawings.

[0028] like Figure 1-10 As shown, the automatic unloading and stacking device for cartons includes: a stacking box sleeve 7, a conveyor belt 1, a stacking box slide rail frame 26, a stacking box slide rail, and a forklift frame 29; the conveyor belt 1 is arranged at the front end of the stacking box sleeve 7, and a stacking box slide rail is fixed on the outside of the stacking box sleeve 7, and the stacking box slide rail is divided into a stacking box slide rail inner rail 8 and a stacking box slide rail outer rail 27, and the stacking box slide rail frame 26 is connected to the forklift frame 29; the conveyor belt 1 includes: a conveyor belt driving wheel 17, a sprocket driven wheel 2, a chain 3, a conveyor belt motor 6, a sprocket driving wheel 4, a sprocket reducer 5, and a conveyor belt roller 12; the sprocket driven wheel 2 is connected to the sprocket driving wheel 4 through the chain 3, the sprocket driving wheel 4 is connected to the conveyor belt motor 6, and the sprocket reducer 5 is connected to the conveyor belt motor 6, The belt feeding roller 12 is installed at the rear of the conveyor belt 1, and the stacking box slide rail frame 26 includes: a rotating rod 18, a slide rail roller 9, a transmission rod 11, a worm gear box 10, a hydraulic rod 15, a front end jacket 25, a slide rail cover 28, and a front end chuck 19; the rotating rod 18 is arranged at the lower part of the stacking box slide rail, the slide rail roller 9 is arranged at the upper part of the rotating rod 18, and is connected to the rotating rod 18, the transmission rod motor 13 is connected to the transmission rod 11, and the hydraulic rod 15 is connected to the stacking box slide rail frame 26, the front end jacket 25 is welded to the front end of the stacking box slide rail frame 26, and the slide rail cover 28 is fixed to the top of the stacking box slide rail with bolts, and the front end chuck 19 is fixed to the front end jacket 25 of the stacking box slide rail frame 26 by bolts, and the front end chuck 19 includes: Clamping finger 20, spring 21, cylinder 22, strut 24, chuck arm 23; the clamping finger 20 is arranged at the end of the strut 24, the spring 21 is arranged on the cylinder 22, the cylinder 22 and the strut 24 are installed on the chuck arm 23, and the forklift frame 29 is provided with a bolt hole 30 on the front side, and the forklift frame 29 is used to fix the stacking box slide rail frame 26 to the forklift door frame by inserting bolts into the bolt holes 30.

[0029] The carton automatic unloading and stacking device is a forklift auxiliary module. The carton unloading and stacking device is divided into three parts as a whole: a stacking box, a stacking box slide rail frame 26, and a forklift frame 29. Figure 1 , Figure 2As shown, a conveyor belt 1 is arranged at the front end of the stacking box sleeve 7, and the conveyor belt 1 is driven by a conveyor belt driving wheel 17, and the conveyor belt driving wheel 17 is driven by a sprocket driven wheel 2, and the sprocket driven wheel 2 is driven by a sprocket driving wheel 4 through a chain 3, and the sprocket driving wheel 4 is driven by a conveyor belt motor 6 through a sprocket reducer 5. A conveyor belt roller 12 is arranged at the rear part of the conveyor belt 1, and a stacking box slide rail is fixed on the outer side of the stacking box sleeve 7. The stacking box slide rail is used to constrain the stacking box on the stacking box slide rail frame 26 so that it can only move forward and backward. A rotating rod 18 is arranged at the lower part, and a slide rail roller 9 is fixed on the rotating rod 18. The rotating rod 18 is driven by a transmission rod 11 through a worm gear box 10, and a transmission rod motor 13 drives the transmission rod 11 to rotate through a gear box 14. The hydraulic rod 15 is used to connect the stacking box and the stacking box slide rail frame 26, and push the stacking box to move forward and backward; the overall structure diagram of the stacking box slide rail frame 26 is shown in Figure 3 As shown, the front end clamp 19 is connected to the palletizing box slide rail frame 26, and the front end clamp 19 is fixed in the front end clamping sleeve 25 of the palletizing box slide rail frame 26 by bolts. The structure of the palletizing box slide rail frame 26 is as follows: Figure 5 As shown, the front end jacket 25 is welded to the front end of the palletizing box slide rail frame 26. The palletizing box slide rail is used to install the palletizing box. The top of the palletizing box slide rail is fixed with a slide rail cover 28 by bolts. The forklift frame 29 is composed of Figure 6 As shown, the palletizing box slide rail frame 26 is fixed to the forklift gantry by bolts. The hook-shaped structure on the upper part of the forklift frame 29 is used to overlap the gantry crossbeam and bear the torque generated by the gravity of the module. The vertical rod at the lower part of the forklift frame 29 is the same width as the forklift gantry and has bolt holes 30. The forklift frame 29 is supported on the forklift gantry by bolts to reduce the vibration of the module during operation.

[0030] The stacking box is connected to the stacking box slide rail frame 26 through the slide rail and the hydraulic rod 15. The stacking box slide rail frame 26 is installed on the forklift frame 29 by bolts and fixed to the forklift door frame through the forklift frame 29. The installation position of the stacking box slide rail frame 26 is adjustable. When working, adjust the position of the forklift and the height of the mast, the cylinder 22 of the front clamp 19 shrinks, the finger clamp opens, align the finger clamp of the front clamp 19 with the gap between the two bundles of cartons, extend the finger clamp into the gap, relax the cylinder 22 of the front clamp 19, clamp the two sides of the carton through the elastic force of the spring 21, the mast rises to lift one end of the carton to a certain height, the palletizing box hydraulic rod 15 extends, put the palletizing box conveyor belt 1 into the bottom of the carton, the cylinder 22 of the front clamp 19 shrinks, the finger clamp opens, the conveyor belt 1 moves to pull the carton into the palletizing box sleeve 7, the palletizing box hydraulic rod 15 shrinks, and the palletizing box sleeve 7 reaches the top of the pallet. The motor starts to drive the rotating rod 18 to rotate and release the carton, and a working cycle is completed. Figure 1The scheme shown is designed as a forklift auxiliary module, which is installed on the forklift mast from the forklift frame 29. The forklift frame 29 can be disassembled by itself through bolt connection, and the finished carton can be lifted, unloaded and stacked with the assistance of a forklift. The main working process is: after the device is connected to the forklift mast as a whole, the height of the forklift mast is adjusted to adjust the overall height of the device, so that the front clamp 19 extends into the gap between each bundle of cartons, and the front clamp 19 is clamped. The mast rises to assist in lifting the height of the carton, and the conveyor belt 1 is sent to the bottom of the carton. The front clamp 19 is relaxed, and the carton is sent to the carton stacking box by the conveyor belt 1 through its own weight and friction. The forklift fork adjusts the height, and the bottom of the carton box is opened. The carton falls by its own weight to complete the stacking.

[0031] Finally, it should be noted that the above preferred embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail through the above preferred embodiments, those skilled in the art should understand that various changes can be made in form and details without departing from the scope defined by the claims of the utility model.

Claims

1. A carton automatic unloading and stacking device, characterized in that: include: Palletizing box covers, conveyor belts, palletizing box slide rail racks, palletizing box slide rails, forklift racks; The conveyor belt is arranged at the front end of the stacking box sleeve, a stacking box slide rail is fixed on the outside of the stacking box sleeve, and the stacking box slide rail frame is connected to the forklift frame.

2. According to the automatic carton unloading and stacking device described in claim 1, it is characterized by: include: Conveyor belt driving wheel, sprocket driven wheel, chain, conveyor belt motor, sprocket driving wheel, sprocket reducer, conveyor belt roller; the sprocket driven wheel is connected to the sprocket driving wheel through the chain, the sprocket driving wheel is connected to the conveyor belt motor, the sprocket reducer is connected to the conveyor belt motor, and the roller is installed at the rear of the conveyor belt.

3. According to the automatic carton unloading and stacking device described in claim 1, it is characterized by: It includes: a rotating rod, a slide rail roller, a transmission rod, a worm gear box, and a hydraulic rod; the rotating rod is arranged at the lower part of the stacking box slide rail, the roller is arranged at the upper part of the rotating rod and connected to the rotating rod, the motor is connected to the transmission rod, and the hydraulic rod is connected to the stacking box slide rail frame.

4. According to the automatic carton unloading and stacking device of claim 1, it is characterized by: It includes: a front end jacket and a slide rail cover; the front end jacket is welded to the front end of the slide rail frame of the palletizing box, and the slide rail cover is fixed to the top of the slide rail of the palletizing box with bolts.

5. According to the automatic carton unloading and stacking device of claim 4, it is characterized by: It includes: a front end clamp; the front end clamp is fixed in the front end clamp sleeve of the pallet box slide rail frame by bolts.

6. The automatic carton unloading and stacking device according to claim 5, characterized in that: It comprises: a clamping finger, a spring, a cylinder, a support rod and a clamping head arm; the clamping finger is arranged at the end of the support rod, the spring is arranged on the cylinder, and the cylinder and the support rod are installed on the clamping head arm.

7. The automatic carton unloading and stacking device according to claim 1, characterized in that: include: Bolt hole; the bolt hole is arranged on the forklift frame, and the forklift frame is used to install the stacking box slide rail frame on the forklift door frame.

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