CN219057882U - Stacking device - Google Patents

Abstract

The utility model provides a stacking device which comprises a conveying mechanism for conveying packaging bags, a stacking frame for stacking the packaging bags, a bag grabbing mechanism for grabbing the packaging bags from the conveying mechanism and conveying the packaging bags to the stacking frame, and a pushing plate mechanism for pushing empty pallets to the stacking frame. The rice bag lifting mechanism can effectively ensure that the manipulator stably lifts up the rice bag, and particularly, when the rice bag is conveyed to the conveying roller assembly, the lifting cylinder stretches to drive the ejector rod to lift up the rice bag, the ejector rod is arranged in a gap between two adjacent conveying rollers, the vertical movement of the ejector rod is not interfered, after the rice bag is lifted up, the manipulator moves to the upper part of the lifting assembly, and the manipulator forks to the lower part of the rice bag and can be tightly attached to the lower side surface of the rice bag, so that the rice bag is stably clamped up, and the rice bag is prevented from falling.

Description

Stacking device

Technical Field

The utility model relates to the technical field of stacking equipment, in particular to a stacking device.

Background

After rice or feed is processed and packed, the packaging bags filled with grain packaging materials are placed on a pallet for stacking, and forklift transportation is realized. Along with the continuous deep industrialization degree, the mechanized operation becomes a great trend of social development, and the mechanized operation is adopted in the packaging and stacking industry nowadays. The objects are conveyed to a certain position through the conveying belt, and then the objects on the conveying belt are grabbed by the manipulator to be stacked. However, the manipulator grabs the objects on the conveying belt, particularly the bagged objects, and stacks, and in the grabbing mode, the objects to be grabbed are tightly attached to the conveying belt, so that the manipulator is not easy to grab the objects thoroughly from the bottom in the grabbing process, the objects are easy to drop or damage, and the use is very inconvenient.

Disclosure of Invention

The utility model aims at overcoming the defects, and provides a stacking device which adopts a conveying roller to convey a packaging bag, and is matched with an ejection assembly to jack up the packaging bag upwards so as to stably grasp the packaging bag and prevent the packaging bag from falling off.

The utility model solves the technical problems by adopting the scheme that: the utility model provides a pile up neatly device, includes the conveying mechanism who is used for carrying the wrapping bag, is used for piling up the pile up neatly frame of wrapping bag, is used for carrying the wrapping bag by conveying mechanism on grabbing the bagging machine who carries to pile up neatly frame and is used for pushing the push pedal mechanism on the pile up neatly frame, conveying mechanism includes conveyer belt subassembly, lifting unit and the conveying roller subassembly that connects gradually along the direction of delivery, the conveying roller subassembly includes a plurality of conveying roller and is used for driving conveying roller pivoted conveying roller motor, the below of conveying roller is equipped with and is used for upwards jack-up so that grab the ejecting subassembly that the bagging machine snatched the wrapping bag on the conveying roller.

Further, in order to jack up the packaging bag from the conveying roller upwards, the bag grabbing mechanism is used for grabbing the packaging bag from the bottom of the packaging bag smoothly; the ejector assembly comprises a plurality of ejector rods, ejector rod frames and ejector cylinders, the ejector cylinders are fixedly arranged on the frame, the cylinder rods of the ejector cylinders are upwards arranged, the ejector rod frames are arranged on the cylinder rods of the ejector cylinders, the ejector rods are upwards extended by the ejector rod frames, and a gap is reserved between two adjacent conveying rollers of the conveying roller assembly so as to form an ejection space for the ejector rods to move up and down.

Further, in order to convey the packaging bags to a high place so as to realize high-level stacking, the stacking amount of the single pallet packaging bags is increased; the lifting assembly comprises a driving wheel, a driven wheel, a lifting belt connected between the driving wheel and the driven wheel in a transmission manner and a lifting motor used for driving the driving wheel to rotate, the lifting motor is fixedly installed on the frame, the driving wheel and the driven wheel are rotatably installed on the frame, the horizontal plane of the driven wheel is higher than that of the driving wheel so as to convey the packaging bag to the high place, the packaging bag is convenient to stack up, the driving wheel is connected with the lifting motor in a transmission manner, and a plurality of anti-slip strips used for preventing the packaging bag from sliding downwards are arranged on the lifting belt.

Further, the packaging bags are lifted and placed on the conveying belt bags in an initial state, the packaging bags are all in an upright state, the packaging bags are manually placed flat for subsequent stacking operation, automatic rice bag placing operation is realized for improving feeding efficiency, in addition, the packaging bags are prevented from falling off the conveying belt under the action of the pushing assembly in the operation process, and the packaging bags deviated from the conveying belt assembly under the action of the pushing assembly are rearranged and conveyed back to the conveying belt; the conveying mechanism further comprises a pushing assembly and a return assembly, the pushing assembly is arranged at the side of the conveying belt assembly to push down packaging bags erected on the conveying belt assembly, and the return assembly is arranged at the side of the conveying belt assembly and is positioned at the opposite side of the pushing assembly to receive the pushed-down packaging bags and to align the pushed-down packaging bags and send the pushed-down packaging bags back to the conveying belt assembly again;

the pushing assembly comprises a mounting frame, a pushing plate and a pushing cylinder, the pushing cylinder is mounted on the pushing frame, the mounting direction of the pushing cylinder is perpendicular to the conveying direction of the conveying belt assembly, the cylinder rod of the pushing cylinder faces the conveying belt assembly, and the pushing plate is mounted on the cylinder rod of the pushing cylinder so as to push down the packaging bag erected on the conveying belt assembly under the driving of the pushing cylinder;

the return assembly comprises a receiving plate, rollers and a roller motor for driving the rollers to rotate, wherein the receiving plate is obliquely arranged at the side of the conveying belt assembly and positioned at the opposite side of the pushing cylinder to prevent the pushing cylinder from pushing the packaging bag out of the conveying belt assembly, the rollers are arranged at the side of the receiving plate along the conveying direction of the conveying belt assembly, and the roller motor is connected with the rollers in a transmission manner to drive the rollers to rotate along the conveying direction of the conveying belt assembly so as to be in rolling contact with the packaging bag on the receiving plate to convey the packaging bag back to the conveying belt assembly.

Further, in order to grasp and convey the packaging bags to a stacking rack from a conveying mechanism to be stacked; the bag grabbing mechanism comprises a manipulator, a transverse driving assembly for driving the manipulator to transversely move, a longitudinal driving assembly for driving the manipulator to longitudinally move and a rotation driving assembly for driving the manipulator to rotate on a horizontal plane, wherein the transverse driving assembly is transversely arranged on a stacking frame, the longitudinal driving assembly is longitudinally arranged on the transverse driving assembly, the rotation driving assembly is arranged on the longitudinal driving assembly, and the manipulator is arranged on the rotation driving assembly.

Further, in order to drive the lifting platform to lift, a layer of the packaging bags are stacked up at the highest position in an initial state, and then the lifting platform is controlled to descend by one unit until the lifting platform descends to the lowest position, so that 100 packaging bags are stacked up by a single pallet; the bottom of pile up neatly frame is equipped with the base, install the elevating platform that is used for placing the pallet on the base, the elevating platform passes through X shape connecting rod liftable and installs on the base, is equipped with the hydro-cylinder that is used for driving the elevating platform to go up and down on the base, the upside of pile up neatly frame is equipped with the square guardrail of elevating platform periphery of ring setting, square guardrail is in same horizontal plane with the conveying roller subassembly in order to prevent to grab the wrapping bag when mechanism places the wrapping bag and shift out the elevating platform scope.

Further, after the pallets on the lifting platform are fully piled up and forked, in order to automatically push the empty pallets to the lifting platform, no seam is formed, so that the piling efficiency is improved; the push plate mechanism comprises an upper plate frame, a pushing block, a lifting assembly and a push plate assembly, wherein the upper plate frame is arranged at the side of the stacking frame, an upper plate table used for placing empty pallets is arranged on the upper plate frame, the thickness of the upper plate table is larger than the sum of the thicknesses of the base and the lifting table so as to ensure that the bottommost pallet is smoothly pushed onto the lifting table, the pushing block is arranged on the push plate assembly, the empty pallets are pushed onto the stacking frame by the upper plate frame through driving of the push plate assembly, and the push plate assembly is arranged on the lifting assembly so as to be driven by the lifting assembly to move up and down to push the empty pallets from high to low in sequence.

Further, when a plurality of pallets are stacked on the upper pallet table, the pallets are pushed in sequence from high to low in order to drive the pushing block to move up and down; the lifting assembly comprises a lifting motor, upper rotating shafts and lower rotating shafts, wherein the lifting motor is fixedly arranged on an upper plate frame, two upper rotating shafts are arranged, the two upper rotating shafts are respectively arranged on two sides of the top of the upper plate frame in a rotating mode, one of the two upper rotating shafts is a driving rotating shaft, the other of the two upper rotating shafts is a driven rotating shaft, the driving rotating shaft is fixedly connected with a motor shaft of the lifting motor in a coaxial mode, a driving gear is arranged on the driving rotating shaft, a driven gear is arranged on the driven rotating shaft, and the driving gear is in transmission connection with the driven gear through a toothed belt to drive the driven rotating shaft to rotate;

the lower rotating shafts are correspondingly provided with two lower rotating shafts which are respectively rotatably arranged at the left side and the right side of the bottom of the upper plate frame, two ends of each upper rotating shaft are respectively provided with an upper chain wheel, two ends of each lower rotating shaft are correspondingly provided with lower chain wheels, the upper chain wheels are in transmission connection with the lower chain wheels through lifting chains, lifting frames are fixedly arranged between the four lifting chains, and the push plate assembly is arranged on the lifting frames.

Further, in order to drive the pushing block to move left and right, the pallet on the upper pallet is pushed to the lifting table; the push plate assembly comprises a push plate motor, a driving sprocket and a driven sprocket, wherein the push plate motor is fixedly arranged on one side of a lifting frame, the driving sprocket is coaxially and fixedly arranged on a motor shaft of the push plate motor, the driven sprocket is rotatably arranged on the other side of the lifting frame, the driving sprocket is in transmission connection with the driven sprocket through a pushing chain, the pushing block is slidably arranged on the lifting frame, and the pushing block is connected with the pushing chain so as to reciprocate left and right along with the pushing chain.

Further, in order to adjust the tension of the push chain; the lifting frame is provided with a tensioning chain wheel which is positioned above the pushing chain and used for adjusting the tension degree of the pushing chain, the lifting frame is provided with an adjusting plate, the adjusting plate is provided with an adjusting long groove which is arranged in a vertical extending mode, the adjusting long groove is provided with a chain wheel mounting plate in a vertical adjusting mode, and the tensioning chain wheel is rotatably mounted on the chain wheel mounting plate.

Compared with the prior art, the utility model has the following advantages:

(1) The rice bag lifting mechanism can effectively ensure that the manipulator stably lifts up the rice bag, specifically, when the rice bag is conveyed to the conveying roller assembly, the lifting cylinder stretches to drive the ejector rod to lift up the rice bag, the upper and lower movements of the ejector rod are not interfered because the ejector rod is arranged in a gap between two adjacent conveying rollers, after the rice bag is lifted up, the manipulator moves to the upper part of the lifting assembly, and the manipulator forks to the lower part of the rice bag can be tightly attached to the lower side surface of the rice bag, so that the rice bag is stably clamped up, and the rice bag is prevented from falling;

(2) The rice bags are in an upright state after the rice bags are subjected to the procedures of bagging, weighing and the like, so that in order to level the rice bags and facilitate the later manipulator to grasp the rice bags for stacking operation, the rice bags on the conveying belt are pushed down through the leveling component, and particularly, the cylinder rod of the pushing cylinder stretches to drive the pushing plate to move forwards to push the rice bags, and in order to prevent the rice bags from falling down from the conveying belt under the pushing of the pushing plate, the rice bags are supported by the material receiving plate at the opposite side of the leveling component, the part of the rice bags falling outside the conveying belt under the pushing of the pushing plate are not fallen down, and the part of the rice bags falling on the conveying belt can bring the rice bags to be continuously conveyed close to the rollers and are in rolling contact with the rollers, and the rotation direction of the rollers is consistent with the conveying direction of the conveying belt, so that the rice bags can return to the conveying belt along with the rolling of the rollers;

(3) According to the utility model, the rice bags are conveyed to a high place by adopting the lifting assembly, and the stacking amount of each pallet can be increased by matching with the lifting table, so that the rice bags can be prevented from sliding downwards due to the arrangement of the anti-slip strips, and the practicability is high;

(4) According to the utility model, the push plate mechanism is arranged beside the stacking frame, after the pallets on the lifting platform are fully stacked and forked, the empty pallets on the upper plate platform are pushed to the lifting platform through the push block, so that the stacking efficiency is improved, the upper plate platform can be stacked with a plurality of pallets at one time, when the pallet stacking machine is used, the push block is driven to move up and down through the lifting assembly, then the push block is driven to move up the pallet platform through the push plate assembly, the pallets on the upper plate platform are sequentially pushed from high to low, the lifting assembly is matched with the lifting platform lifting structure to push the pallets to the lifting platform, time and labor are saved, the lifting assembly adopts one motor to finish two power outputs, one lifting assembly drives the other upper rotating shaft to rotate through the toothed belt, the lifting chain is used for controlling the lifting and the descending of the lifting frame, the lifting frame is fixedly connected with four lifting chains, the connecting structure is stable and reliable, the lifting synchronism of the lifting frame can be ensured, and the push plate is accurately driven to finish the pushing plate action.

Drawings

The utility model is further described below with reference to the accompanying drawings in conjunction with examples:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a transport mechanism;

FIG. 3 is a schematic view of the structure of the pushing assembly and the return assembly;

FIG. 4 is a schematic structural view of a bag grasping mechanism;

FIG. 5 is a schematic structural view of a push plate mechanism;

FIG. 6 is a schematic diagram of a lift assembly;

fig. 7 is a schematic structural view of a push plate assembly.

In the figure: a conveying mechanism 1; a conveyor belt assembly 11; a lifting assembly 12; a driving wheel 121; a driven wheel 122; a lifting belt 123; a lift motor 124; a cleat 125; a conveying roller assembly 13; a conveying roller assembly 131; an ejector assembly 14; ejector pins 141; a roof bar rack 142; an ejection cylinder 143; a pushing assembly 15; a mounting frame 151; a pusher plate 152; a pushing cylinder 153; a return assembly 16; a receiving plate 161; a roller 162; a palletizing frame 2; a base 21; a lifting table 22; an X-shaped link 23; an oil cylinder 24; a bag grabbing mechanism 3; a robot arm 31; a lateral drive assembly 32; a longitudinal drive assembly 33; a rotary drive assembly 34; a push plate mechanism 4; an upper plate frame 41; a top plate 411; a push block 42; a lifting assembly 43; a lifting motor 431; a driving shaft 432; a driven rotating shaft 433; a drive gear 434; a driven gear 435; toothed belt 436; an upper sprocket 437; a lift chain 438; a lifting frame 439; a push plate assembly 44; a push plate motor 441; a drive sprocket 442; driven sprocket 443; tensioning sprocket 444; an adjustment plate 445; a pusher chain 446.

Detailed Description

The present utility model is described in detail below with reference to the attached drawings and specific examples of the specification:

specific examples: as shown in fig. 1 to 7, the present embodiment provides a palletizing device, which comprises a conveying mechanism 1 for conveying packaging bags, a palletizing frame 2 for stacking the packaging bags, a bag grabbing mechanism 3 for grabbing the packaging bags from the conveying mechanism 1 and conveying the packaging bags to the palletizing frame 2, and a pushing plate mechanism 4 for pushing empty pallets to the palletizing frame 2, wherein the conveying mechanism 1 comprises a conveying belt assembly 11, a lifting assembly 12 and a conveying roller assembly 13 which are sequentially connected along a conveying direction, the conveying roller assembly 13 comprises a plurality of conveying rollers 131 and a conveying roller motor for driving the conveying rollers 131 to rotate, and an ejection assembly 14 for jacking the packaging bags on the conveying rollers 131 upwards so as to grab the packaging bags by the bag grabbing mechanism 3 is arranged below the conveying rollers 131.

In the present embodiment, in order to jack up the package bag from the conveying roller upward, the bag gripping mechanism 3 grips the package bag smoothly from the bottom of the package bag; the ejector assembly 14 comprises a plurality of ejector rods 141, ejector rod frames 142 and ejector cylinders 143, the ejector cylinders 143 are fixedly mounted on the frame, the cylinder rods of the ejector cylinders 143 are upwards arranged, the ejector rod frames 142 are mounted on the cylinder rods of the ejector cylinders 143, the ejector rods 141 are upwards extended by the ejector rod frames 142, and a gap is reserved between two adjacent conveying rollers 131 of the conveying roller assembly 13 so as to form an ejection space for the ejector rods 141 to move up and down.

In the embodiment, in order to convey the packaging bag to a high place so as to realize high-level stacking, the stacking amount of the single pallet packaging bag is increased; the lifting assembly 12 comprises a driving wheel 121, a driven wheel 122, a lifting belt 123 in transmission connection between the driving wheel 121 and the driven wheel 122 and a lifting motor 124 for driving the driving wheel 121 to rotate, the lifting motor 124 is fixedly installed on a frame, the driving wheel 121 and the driven wheel 122 are all rotatably installed on the frame, the horizontal plane of the driven wheel 122 is higher than that of the driving wheel 121 so as to convey the packaging bag to the high position for convenient subsequent stacking, the driving wheel 121 is in transmission connection with the lifting motor 124, and a plurality of anti-slip strips 125 for preventing the packaging bag from sliding downwards are arranged on the lifting belt 123.

In the embodiment, the packaging bags are lifted and placed on the conveying belt bags, and in the initial state, the packaging bags are all in the vertical state, and the packaging bags are manually leveled for subsequent stacking operation, so that the automatic leveling operation of the rice bags is realized for improving the feeding efficiency, the packaging bags are prevented from falling off the conveying belt under the action of the leveling assembly 15 in the operation process, and the packaging bags deviated from the conveying belt assembly 11 under the action of the leveling assembly 15 are rearranged and conveyed back to the conveying belt; the conveying mechanism 1 further comprises a pushing assembly 15 and a return assembly 16, wherein the pushing assembly 15 is arranged at the side of the conveying belt assembly 11 to push down packaging bags erected on the conveying belt assembly 11, and the return assembly 16 is arranged at the side of the conveying belt assembly 11 and is arranged at the opposite side of the pushing assembly 15 to receive the pushed-down packaging bags and align the pushed-down packaging bags and send the pushed-down packaging bags back to the conveying belt assembly 11;

the pushing assembly 15 comprises a mounting frame 151, a pushing plate 152 and a pushing cylinder 153, the pushing cylinder 153 is mounted on the pushing frame, the mounting direction of the pushing cylinder 153 is perpendicular to the conveying direction of the conveying belt assembly 11, the cylinder rod of the pushing cylinder 153 faces the conveying belt assembly 11, and the pushing plate 152 is mounted on the cylinder rod of the pushing cylinder 153 so as to push down the packaging bags erected on the conveying belt assembly 11 under the driving of the pushing cylinder 153;

the return assembly 16 comprises a receiving plate 161, rollers 162 and a roller motor for driving the rollers 162 to rotate, the receiving plate 161 is obliquely arranged at the side of the conveying belt assembly 11 and positioned at the opposite side of the pushing cylinder 153 to prevent the pushing cylinder 153 from pushing the packaging bags out of the conveying belt assembly 11, the rollers 162 are arranged at the side of the receiving plate 161 along the conveying direction of the conveying belt assembly 11, and the roller motor is in transmission connection with the rollers 162 to drive the rollers 162 to rotate along the conveying direction of the conveying belt assembly 11 so as to be in rolling contact with the packaging bags on the receiving plate 161 to convey the packaging bags back to the conveying belt assembly 11.

In the embodiment, in order to pick up and convey the packaging bags from the conveying mechanism 1 to the stacking rack 2 for stacking; the bag grabbing mechanism 3 comprises a manipulator 31, a transverse driving assembly 32 for driving the manipulator 31 to transversely move, a longitudinal driving assembly 33 for driving the manipulator 31 to longitudinally move and a rotation driving assembly 34 for driving the manipulator 31 to rotate on a horizontal plane, wherein the transverse driving assembly 32 is transversely arranged on the stacking frame 2, the longitudinal driving assembly 33 is longitudinally arranged on the transverse driving assembly 32, the rotation driving assembly 34 is arranged on the longitudinal driving assembly 33, and the manipulator 31 is arranged on the rotation driving assembly 34.

In this embodiment, the transverse driving assembly 32 includes a transverse guide rail, a transverse sliding seat slidably mounted on the transverse guide rail, and a transverse driver for driving the transverse sliding seat to slide on the transverse guide rail, where the transverse guide rail has two transverse guide rails, the two transverse guide rails are disposed on two sides of the stacking frame 2, the transverse sliding seat is slidably mounted between the two transverse guide rails, the transverse driver includes a first motor, a driving shaft, and a driven shaft, the first motor is fixedly mounted on one side of the top of the stacking frame 2, the driving shaft is fixedly connected with a motor shaft of the first motor, the driven shaft is rotatably mounted on the other side of the top of the stacking frame 2, driving gears are disposed at two ends of the driving shaft, driven gears are correspondingly disposed at two ends of the driven shaft, and the driving gears are in transmission connection with the driven gears through toothed belts to drive the driven gears to rotate, and the two ends of the transverse sliding seat are fixedly connected with the two toothed belts so as to reciprocate along the transverse guide rails under the driving of the toothed belts;

the longitudinal driving assembly 33 includes a longitudinal rail, a longitudinal slide slidably mounted on the longitudinal rail, and a longitudinal driver for driving the longitudinal slide to slide on the longitudinal rail, the rotation driving assembly 34 includes a rotation motor fixedly mounted on the longitudinal slide and a rotation seat mounted on a motor shaft of the rotation motor, and the robot 31 is mounted on the rotation seat.

In this embodiment, in order to drive the lifting platform 22 to lift, a layer is stacked in the initial state, and then the lifting platform 22 is controlled to descend by one unit until the lifting platform is lowered to the lowest position, so that a single pallet is stacked in 100 bags; the bottom of pile up neatly frame 2 is equipped with base 21, install the elevating platform 22 that is used for placing the pallet on the base 21, elevating platform 22 passes through X-shaped connecting rod 23 liftable and installs on base 21, is equipped with the hydro-cylinder 24 that is used for driving elevating platform 22 to go up and down on the base 21, the upside of pile up neatly frame 2 is equipped with the square guardrail of ring setting elevating platform 22 periphery, square guardrail is in same horizontal plane with conveying roller assembly 13 in order to prevent to grab the wrapping bag when bag mechanism 3 places the wrapping bag and shift out elevating platform 22 scope.

In this embodiment, after the pallet full stack on the lifting platform 22 is forked, in order to automatically push the empty pallet to the lifting platform 22, no gap is formed, so that stacking efficiency is improved; the pushing plate mechanism 4 comprises an upper plate frame 41, a pushing block 42, a lifting assembly 43 and a pushing plate assembly 44, wherein the upper plate frame 41 is arranged at the side of the stacking frame 2, an upper plate table 411 for placing empty pallets is arranged on the upper plate frame 41, the thickness of the upper plate table 411 is larger than the sum of the thicknesses of the base 21 and the lifting table 22 so as to ensure that the bottommost pallet is smoothly pushed onto the lifting table 22, the pushing block 42 is arranged on the pushing plate assembly 44, the pushing plate assembly 44 drives the empty pallets to be pushed onto the stacking frame 2 by the upper plate frame 41, the pushing plate assembly 44 is arranged on the lifting assembly 43 so as to drive the lifting assembly 43 to move up and down to sequentially push the empty pallets onto the stacking frame 2 from high to low, and the lifting assembly 43 is arranged on the upper plate frame 41.

In the present embodiment, when a plurality of pallets are stacked on the upper pallet 411, the pallets are sequentially pushed from high to low in order to drive the push block 42 to move up and down; the lifting assembly 43 comprises a lifting motor 431, an upper rotating shaft and a lower rotating shaft, the lifting motor 431 is fixedly arranged on the upper plate frame 41, two upper rotating shafts are arranged and respectively rotatably arranged on two sides of the top of the upper plate frame 41, one of the two upper rotating shafts is a driving rotating shaft 432, the other of the two upper rotating shafts is a driven rotating shaft 433, the driving rotating shaft 432 is fixedly connected with a motor shaft of the lifting motor 431 in a coaxial manner, a driving gear 434 is arranged on the driving rotating shaft 432, a driven gear 435 is arranged on the driven rotating shaft 433, and the driving gear 434 is in transmission connection with the driven gear 435 through a toothed belt 436 so as to drive the driven rotating shaft 433 to rotate;

the lower rotating shafts are correspondingly provided with two lower rotating shafts which are respectively rotatably arranged at the left side and the right side of the bottom of the upper plate frame 41, two ends of the two upper rotating shafts are respectively provided with an upper chain wheel 437, two ends of the two lower rotating shafts are correspondingly provided with lower chain wheels, the upper chain wheels 437 are in transmission connection with the lower chain wheels through lifting chains 438, lifting frames 439 are fixedly arranged among the four lifting chains 438, and the push plate assembly 44 is arranged on the lifting frames 439.

In the present embodiment, in order to drive the pushing block 42 to move left and right, the pallet on the upper pallet 411 is pushed onto the elevating table 22; the push plate assembly 44 comprises a push plate motor 441, a driving sprocket 442 and a driven sprocket 443, the push plate motor 441 is fixedly installed on one side of the lifting frame 439, the driving sprocket 442 is coaxially and fixedly installed on a motor shaft of the push plate motor 441, the driven sprocket 443 is rotatably installed on the other side of the lifting frame 439, the driving sprocket 442 is in transmission connection with the driven sprocket 443 through a pushing chain, the pushing block 42 is slidably installed on the lifting frame 439, and the pushing block 42 is connected with the pushing chain so as to reciprocate left and right along with the pushing chain.

In this embodiment, in order to adjust the tension of the push chain; the lifting frame 439 is provided with a tensioning chain wheel 444 which is positioned above the pushing chain and used for adjusting the tension degree of the pushing chain, the lifting frame 439 is provided with an adjusting plate 445, the adjusting plate 445 is provided with an adjusting long groove which extends up and down, the adjusting long groove is provided with a chain wheel mounting plate which can be adjusted up and down, and the tensioning chain wheel 444 is rotatably mounted on the chain wheel mounting plate.

The specific implementation process comprises the following steps: the rice bag is placed on the conveyer belt assembly 11, when the rice bag passes through the pushing assembly 15, the pushing cylinder 153 stretches, the pushing plate 152 is driven to push the rice bag onto the receiving plate 161, the rice bag falls on the conveyer belt assembly 11 and is driven to move forwards to be close to the roller 162, the rice bag is in rolling contact with the roller 162, the rotation direction of the roller 162 is consistent with the conveying direction of the conveyer belt, and therefore, the rice bag returns to the conveyer belt assembly 11 along with the rolling of the roller 162 and is conveyed to a high position along with the lifting assembly 12 until entering the conveying roller assembly 13; when the rice bag moves to the conveying roller assembly 13, the jacking cylinder stretches, the jacking rod 141 is driven to jack the rice bag, the jacking rod 141 is arranged in a gap between two adjacent conveying rollers, the upper and lower movements of the jacking rod 141 are not interfered, after the rice bag is jacked, the manipulator 31 moves to the upper part of the jacking assembly 14, the lower side of the rice bag can be tightly attached to the lower side of the rice bag, so that the rice bag is stably clamped, the rice bag is prevented from falling, the rice bag is stacked on the lifting platform 22, the square guardrail can ensure that the rice bag accurately falls on the lifting platform 22, the oil cylinder 24 drives the lifting platform 22 to descend a unit to stack the rice bag again along with the stacking of one layer of the rice bag until the lifting platform 22 falls to the lowest position, at this moment, 100 bags of the pallet are stacked on the pallet, then the pallet is forked away by a fork truck, the pallet on the lifting platform 22 is pushed to the lifting platform 22 through the pushing block 42, the pallet 411 is seamlessly engaged, the lifting platform is pushed, the pallet can be pushed onto the lifting platform 22 through the pushing block 42, and the pallet can be pushed onto the lifting assembly 44 one by one more, and the lifting platform is driven to move the pallet 43 one by one.

The foregoing description is only exemplary embodiments of the present utility model, and is not intended to limit the scope of the utility model, but rather, the equivalent structures or equivalent processes disclosed in the present specification and the accompanying drawings, or the direct or indirect application in other related technical fields, are all included in the scope of the present utility model.

Claims (10)

1. A palletizing device, characterized in that: including the conveying mechanism who is used for carrying the wrapping bag, be used for piling up the pile up neatly frame of wrapping bag, be used for with the wrapping bag by conveying mechanism on grab bag mechanism and be used for with empty pallet propelling movement to pile up neatly frame on push pedal mechanism, conveying mechanism includes conveyer belt subassembly, lifting unit and the conveying roller subassembly that connects gradually along the direction of delivery, the conveying roller subassembly includes a plurality of conveying roller and is used for driving conveying roller pivoted conveying roller motor, the below of conveying roller is equipped with and is used for upwards jack-up so that grab the ejecting subassembly that bag mechanism snatched the wrapping bag on the conveying roller.

2. Palletizing device according to claim 1, characterized in that: the ejector assembly comprises a plurality of ejector rods, ejector rod frames and ejector cylinders, the ejector cylinders are fixedly arranged on the frame, the cylinder rods of the ejector cylinders are upwards arranged, the ejector rod frames are arranged on the cylinder rods of the ejector cylinders, the ejector rods are upwards extended by the ejector rod frames, and a gap is reserved between two adjacent conveying rollers of the conveying roller assembly so as to form an ejection space for the ejector rods to move up and down.

3. Palletizing device according to claim 1, characterized in that: the lifting assembly comprises a driving wheel, a driven wheel, a lifting belt connected between the driving wheel and the driven wheel in a transmission manner and a lifting motor used for driving the driving wheel to rotate, the lifting motor is fixedly installed on the frame, the driving wheel and the driven wheel are rotatably installed on the frame, the horizontal plane of the driven wheel is higher than that of the driving wheel so as to convey the packaging bag to the high place, the packaging bag is convenient to stack up, the driving wheel is connected with the lifting motor in a transmission manner, and a plurality of anti-slip strips used for preventing the packaging bag from sliding downwards are arranged on the lifting belt.

4. Palletizing device according to claim 1, characterized in that: the conveying mechanism further comprises a pushing assembly and a return assembly, the pushing assembly is arranged at the side of the conveying belt assembly to push down packaging bags erected on the conveying belt assembly, and the return assembly is arranged at the side of the conveying belt assembly and is positioned at the opposite side of the pushing assembly to receive the pushed-down packaging bags and to align the pushed-down packaging bags and send the pushed-down packaging bags back to the conveying belt assembly again;

the pushing assembly comprises a mounting frame, a pushing plate and a pushing cylinder, the pushing cylinder is mounted on the pushing frame, the mounting direction of the pushing cylinder is perpendicular to the conveying direction of the conveying belt assembly, the cylinder rod of the pushing cylinder faces the conveying belt assembly, and the pushing plate is mounted on the cylinder rod of the pushing cylinder so as to push down the packaging bag erected on the conveying belt assembly under the driving of the pushing cylinder;

the return assembly comprises a receiving plate, rollers and a roller motor for driving the rollers to rotate, wherein the receiving plate is obliquely arranged at the side of the conveying belt assembly and positioned at the opposite side of the pushing cylinder to prevent the pushing cylinder from pushing the packaging bag out of the conveying belt assembly, the rollers are arranged at the side of the receiving plate along the conveying direction of the conveying belt assembly, and the roller motor is connected with the rollers in a transmission manner to drive the rollers to rotate along the conveying direction of the conveying belt assembly so as to be in rolling contact with the packaging bag on the receiving plate to convey the packaging bag back to the conveying belt assembly.

5. Palletizing device according to claim 1, characterized in that: the bag grabbing mechanism comprises a manipulator, a transverse driving assembly for driving the manipulator to transversely move, a longitudinal driving assembly for driving the manipulator to longitudinally move and a rotation driving assembly for driving the manipulator to rotate on a horizontal plane, wherein the transverse driving assembly is transversely arranged on a stacking frame, the longitudinal driving assembly is longitudinally arranged on the transverse driving assembly, the rotation driving assembly is arranged on the longitudinal driving assembly, and the manipulator is arranged on the rotation driving assembly.

6. Palletizing device according to claim 1, characterized in that: the bottom of pile up neatly frame is equipped with the base, install the elevating platform that is used for placing the pallet on the base, the elevating platform passes through X shape connecting rod liftable and installs on the base, is equipped with the hydro-cylinder that is used for driving the elevating platform to go up and down on the base, the upside of pile up neatly frame is equipped with the square guardrail of elevating platform periphery of ring setting, square guardrail is in same horizontal plane with the conveying roller subassembly in order to prevent to grab the wrapping bag when mechanism places the wrapping bag and shift out the elevating platform scope.

7. Palletizing device according to claim 6, characterized in that: the push plate mechanism comprises an upper plate frame, a pushing block, a lifting assembly and a push plate assembly, wherein the upper plate frame is arranged at the side of the stacking frame, an upper plate table used for placing empty pallets is arranged on the upper plate frame, the thickness of the upper plate table is larger than the sum of the thicknesses of the base and the lifting table so as to ensure that the bottommost pallet is smoothly pushed onto the lifting table, the pushing block is arranged on the push plate assembly, the empty pallets are pushed onto the stacking frame by the upper plate frame through driving of the push plate assembly, and the push plate assembly is arranged on the lifting assembly so as to be driven by the lifting assembly to move up and down to push the empty pallets from high to low in sequence.

8. Palletizing device according to claim 7, characterized in that: the lifting assembly comprises a lifting motor, upper rotating shafts and lower rotating shafts, wherein the lifting motor is fixedly arranged on an upper plate frame, two upper rotating shafts are arranged, the two upper rotating shafts are respectively arranged on two sides of the top of the upper plate frame in a rotating mode, one of the two upper rotating shafts is a driving rotating shaft, the other of the two upper rotating shafts is a driven rotating shaft, the driving rotating shaft is fixedly connected with a motor shaft of the lifting motor in a coaxial mode, a driving gear is arranged on the driving rotating shaft, a driven gear is arranged on the driven rotating shaft, and the driving gear is in transmission connection with the driven gear through a toothed belt to drive the driven rotating shaft to rotate;

the lower rotating shafts are correspondingly provided with two lower rotating shafts which are respectively rotatably arranged at the left side and the right side of the bottom of the upper plate frame, two ends of each upper rotating shaft are respectively provided with an upper chain wheel, two ends of each lower rotating shaft are correspondingly provided with lower chain wheels, the upper chain wheels are in transmission connection with the lower chain wheels through lifting chains, lifting frames are fixedly arranged between the four lifting chains, and the push plate assembly is arranged on the lifting frames.

9. Palletizing device according to claim 7, characterized in that: the push plate assembly comprises a push plate motor, a driving sprocket and a driven sprocket, wherein the push plate motor is fixedly arranged on one side of a lifting frame, the driving sprocket is coaxially and fixedly arranged on a motor shaft of the push plate motor, the driven sprocket is rotatably arranged on the other side of the lifting frame, the driving sprocket is in transmission connection with the driven sprocket through a pushing chain, the pushing block is slidably arranged on the lifting frame, and the pushing block is connected with the pushing chain so as to reciprocate left and right along with the pushing chain.

10. Palletizing device according to claim 9, characterized in that: the lifting frame is provided with a tensioning chain wheel which is positioned above the pushing chain and used for adjusting the tension degree of the pushing chain, the lifting frame is provided with an adjusting plate, the adjusting plate is provided with an adjusting long groove which is arranged in a vertical extending mode, the adjusting long groove is provided with a chain wheel mounting plate in a vertical adjusting mode, and the tensioning chain wheel is rotatably mounted on the chain wheel mounting plate.

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