Loading and unloading machine for loading and unloading bagged articles into container
Technical Field
The invention relates to the technical field of bagged article conveying equipment, in particular to a loading and unloading machine for loading and unloading bagged articles in a container.
Background
After the prior articles such as grains, cement and the like are packed in bags, the articles in bags are usually transferred and stacked in a container by using a manual, conveyor or forklift. After the packaged articles are conveyed to a destination by the container, the packaged articles stacked in the container are unstacked and discharged by a manual work, a conveyor or a forklift. Although the efficiency of manual loading and unloading of the bagged articles is high, more workers are needed when the bagged articles are loaded and unloaded, the labor intensity of the workers is too high, and the expenditure of labor cost is increased. Further, when the bagged articles are loaded, the conveyor or forklift is required to convey the bagged articles only into the container or the like, or to convey and stack the bagged articles conveyed into the container by a worker. When the bagged articles are discharged, workers are required to carry the bagged articles on a conveying belt or a forklift, manual participation is required in the existing process of loading and unloading the bagged articles, the time for loading and unloading the bagged articles is prolonged, the efficiency for loading and unloading the bagged articles is low, a certain amount of dust can be generated when part of the bagged articles are carried, and the dust can harm the health of the workers.
Disclosure of Invention
Compared with the problems of increased labor cost, low loading and unloading efficiency, health hazard of workers due to dust emission and the like caused by the fact that more manual participation is needed for loading and unloading bagged objects in the prior art, the invention provides the loading and unloading machine for rapidly loading and unloading the bagged objects, which is less in manual participation.
In order to solve the technical problems, the invention adopts the specific scheme that the loader for loading and unloading bagged articles in a container is as follows: comprises a frame, a front telescopic conveying device and a rear telescopic conveying device; the frame is provided with a rotary moving device for driving the front telescopic conveying device to rotate and translate, and one side of the frame, which is positioned on the rotary moving device, is provided with a rotary lifting device for adjusting the rotation angle and the pitching angle of the rear telescopic conveying device so as to receive the front telescopic conveying device;
the front telescopic conveying device comprises a multi-section telescopic front fixed conveying mechanism hinged on the rotary moving device, and the forefront end of the extending end of the front fixed conveying mechanism is provided with a transfer output mechanism for unstacking, shifting or lower loading of the bagged articles; the transfer output mechanism comprises a horizontal swing mechanism and a lifting mechanism hinged on the horizontal swing mechanism, a front conveying mechanism and a rear conveying mechanism are arranged on the lifting mechanism in a sliding manner, and the outer sides of the front ends of the front conveying mechanism and the rear conveying mechanism are connected with a bag pulling roller through a fixing plate;
the rotary moving device comprises a translation mechanism arranged on the frame; the translation mechanism comprises a bottom frame, a sliding frame arranged on the bottom frame in a sliding manner and a driving assembly used for driving the sliding frame to slide back and forth on the bottom frame; the sliding frame is provided with a first rotating mechanism for adjusting the rotation angle and the pitching angle of the front fixed conveying mechanism in a sliding manner.
As an optimization scheme of the loading and unloading machine for loading and unloading bagged articles in the container, the following one is adopted: the bottom frame comprises two support plates which are parallel to each other, guide rails which are distributed along the corresponding length direction of the two support plates are arranged on the opposite surfaces of the two support plates, and roller groups which are in sliding fit with the corresponding side guide rails are arranged on the sliding frame.
As another optimization scheme of the loading and unloading machine for loading and unloading bagged articles in the container, the loading and unloading machine comprises the following steps: the first rotating mechanism comprises a first slewing bearing arranged on the sliding frame, and a first rotating platform is arranged on the first slewing bearing; the sliding frame is provided with a first rotary motor for driving the first rotary platform to rotate, and the output end of the first rotary motor penetrates through the sliding frame from bottom to top and then is connected with a rotary gear for meshing fit with the inner gear ring of the first slewing bearing.
As another optimization scheme of the loading and unloading machine for loading and unloading bagged articles in the container, the loading and unloading machine comprises the following steps: a first connecting shaft is arranged on the first rotary platform, and a bearing penetrating through the first connecting shaft is arranged at the bottom of the front fixed conveying mechanism; the first rotary platform is provided with a first hydraulic mechanism for driving the front telescopic conveying device to pitch.
As another optimization scheme of the loading and unloading machine for loading and unloading bagged articles in the container, the loading and unloading machine comprises the following steps: the first hydraulic mechanism comprises a first hydraulic cylinder, and a cylinder body of the first hydraulic cylinder is fixed on the first rotary platform through a hinged fixing frame; the telescopic end of the first hydraulic cylinder is hinged with a connecting plate arranged at the bottom of the front fixed conveying mechanism through a hinge piece.
As another optimization scheme of the loading and unloading machine for loading and unloading bagged articles in the container, the loading and unloading machine comprises the following steps: the rotary lifting device comprises a second rotary mechanism which is rotatably arranged on the frame, a second connecting shaft is arranged on the second rotary mechanism, and the rear telescopic conveying device is fixedly connected with a shaft seat which is rotatably arranged on the second connecting shaft; the second rotating mechanism is provided with a second hydraulic mechanism for driving the rear telescopic conveying device to tilt up or tilt down above the front fixed conveying mechanism to be aligned with the front fixed conveying mechanism.
As another optimization scheme of the loading and unloading machine for loading and unloading bagged articles in the container, the loading and unloading machine comprises the following steps: the frame is provided with a support frame for supporting the second rotating mechanism; the second rotating mechanism comprises a second slewing bearing arranged on the supporting frame, and a second rotating platform is arranged on the second slewing bearing; the support frame is provided with a second rotary motor for driving the second rotary platform to rotate, and the output end of the second rotary motor is provided with a rotary gear which is engaged and matched with the inner gear ring of the second slewing bearing.
As another optimization scheme of the loading and unloading machine for loading and unloading bagged articles in the container, the loading and unloading machine comprises the following steps: the second hydraulic mechanism comprises a second hydraulic cylinder, a cylinder body of the second hydraulic cylinder is fixed on the second rotary platform through a hinged fixing frame, and a telescopic end of the second hydraulic cylinder is hinged with a connecting plate arranged at the bottom of the rear telescopic conveying device through a hinge.
As another optimization scheme of the loading and unloading machine for loading and unloading bagged articles in the container, the loading and unloading machine comprises the following steps: the rear telescopic conveying device comprises a rear fixed conveying mechanism which is arranged on the second rotary platform in a rotary mode and is multi-section telescopic, a containing step is formed in the side face, close to one end portion of the rear fixed conveying mechanism, of the front fixed conveying mechanism, and the containing step is used for containing an extending end when the rear fixed conveying mechanism is aligned with the front fixed conveying mechanism.
As another optimization scheme of the loading and unloading machine for loading and unloading bagged articles in the container, the loading and unloading machine comprises the following steps: the horizontal swinging mechanism comprises a mounting frame, and a swinging frame and a first electric cylinder for driving the swinging frame to swing are arranged on the mounting frame; a fulcrum is arranged on the side surface of one end of the swinging frame, which is far away from the first electric cylinder; the lifting mechanism comprises a lifting frame rotatably arranged on the support shaft and a second electric cylinder for driving the lifting frame to lift, and the telescopic end of the second electric cylinder is hinged with the lifting frame.
Compared with the prior art, the invention has the following beneficial effects:
the rear telescopic conveying device is rotatably arranged on the frame through the rotary lifting device, and the extending end of the rear telescopic conveying device can be lifted above the front fixed conveying mechanism under the drive of the rotary lifting device, so that the rear telescopic conveying device can convey bagged articles to the front fixed conveying mechanism or rotate to be aligned with the front fixed conveying mechanism, and the bagged articles on the front fixed conveying mechanism can be conveyed to the rear telescopic conveying device. The stretching end of the multi-section telescopic front telescopic conveying device can stretch to the forefront end of the container carriage, the bagged articles conveyed to the front fixed conveying mechanism by the rear telescopic conveying device can be conveyed to the forefront end of the container carriage, and the front fixed conveying mechanism is driven by the translation mechanism to move along the width direction of the container carriage so as to load the bagged articles in the transverse direction of the container. And the first rotating mechanism drives the first container to rotate and pitch up and down for a certain angle, so that the layer-by-layer stacking of the bagged articles at the forefront end in the container is completed. The front fixed conveying mechanism stretches out the end and gradually contracts, so that the bagged objects in the container are stacked section by section. Moreover, the forefront end of the extending end of the front fixed conveying mechanism is provided with a transfer output mechanism, and a bag pulling roller on the transfer output mechanism can pull bagged articles on the front fixed conveying mechanism into a container for stacking, and can also unstacke the stacked bagged articles in the container to the front fixed conveying mechanism for discharging, so that automatic loading and unloading of the bagged articles are completed, less labor is involved in the whole process of loading and unloading the bagged articles, the labor expenditure cost is saved, and the efficiency of a bagged article loading and unloading vehicle is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a rotary motion device;
FIG. 3 is a schematic view of a bottom view of the rotary motion device;
FIG. 4 is a schematic view of a first hydraulic mechanism mounted on a first rotary platform;
FIG. 5 is a schematic view of a bottom view of a first slewing bearing engaged with a first rotary motor;
FIG. 6 is a schematic view of the structure of the front telescopic conveyor;
FIG. 7 is a schematic view of a bottom view of the front telescoping conveyor;
FIG. 8 is a schematic side elevational view of the sprocket mechanism installed in the front telescoping conveyor;
FIG. 9 is a schematic view of the structure of the transfer output mechanism;
FIG. 10 is a schematic view of the bottom view of the transfer output mechanism;
FIG. 11 is a schematic side view of the transfer output mechanism;
FIG. 12 is a schematic top view of the transfer output mechanism;
FIG. 13 is a schematic view of a second rotary mechanism mounted on a support frame;
FIG. 14 is a schematic view of a bottom view of the second rotation mechanism mounted on the support frame;
FIG. 15 is a schematic view of the structure of the rear fixed conveyor mechanism after the rear conveyor mechanism is extended;
FIG. 16 is a schematic view of the structure of the fixed transport mechanism after the rear transport mechanism is retracted;
reference numerals: 1. a frame, 101, a support frame, 2, a front telescopic conveyor, 201, a front fixed conveyor, 201a, a receiving step, 202, a trimming plate, 203, a transfer output mechanism, 203a, a horizontal swing mechanism, 203a1, a mounting frame, 203a2, a swing frame, 203a3, a support shaft, 203a4, a first electric cylinder, 203b, a lifting mechanism, 203b1, a second electric cylinder, 203b2, a lifting frame, 203b3, a slide rail, 203c, a front and rear conveyor, 203c1, a slide block, 203c2, a belt, 203c3, a driving roller, 203c4, a driven roller, 204, a bag pulling roller, 205, a sprocket mechanism, 3, a rear telescopic conveyor, 301, a rear fixed conveyor, the device comprises a rotary lifting device 401, a second rotary platform 402, a second connecting shaft 403, a second rotary motor 404, a second rotary support bearing 5, a rotary moving device 501, a translation mechanism 501a, a support plate 501b, a guide rail 501c, a rack 501d, a sliding frame 501e, a driving motor 501f, a roller set 502, a first rotary mechanism 502a, a first connecting shaft 502b, a first rotary platform 502c, a first rotary motor 502d, a first rotary support bearing 6, a first hydraulic mechanism 601, a first hydraulic cylinder 7, a second hydraulic mechanism 701 and a second hydraulic cylinder.
Detailed Description
As shown in fig. 1, a loader for loading and unloading bagged articles into a container comprises a frame 1, a front telescopic conveyor 2 and a rear telescopic conveyor 3. The front telescopic conveying device 2 and the rear telescopic conveying device 3 are arranged on the frame 1 and are distributed at intervals along the length direction of the frame 1. The rear telescopic conveyor 3 is used for connecting the front telescopic conveyor 2 with a container or a belt conveyor.
The front telescopic conveying device 2 comprises a plurality of telescopic front fixed conveying mechanisms 201, three sections of conveyors are accommodated in the front fixed conveying mechanisms 201, and the three sections of conveyors are connected in a sliding mode. As shown in fig. 8, a sprocket mechanism 205 is provided between the inside of the front fixed conveying mechanism 201 and the three-stage conveyor, and the three-stage conveyor extends from or retracts to the front fixed conveying mechanism 201 through the sprocket mechanism 205. The three conveyors of the fixed conveying mechanism 201 before extending sequentially slide to extend into the container or the corresponding stacked bagged articles to input the bagged articles into the container for stacking or discharge the bagged articles from the container.
As shown in fig. 6, the front fixed conveying mechanism 201 is provided with trimming plates 202 on two sides distributed along the length direction thereof, and the trimming plates 202 on two sides are fixedly mounted on the frame of the front fixed conveying mechanism 201 on the corresponding side through fixing frames. The interval between the both sides trimming plate 202 is less than the width of preceding fixed conveying mechanism 201, and the interval between the both sides trimming plate 202 accessible mount is adjusted to make both sides trimming plate 202 can play the effect that the shape finely tuned to the bagged article of different volume sizes, and then make the bagged article that passes through preceding fixed conveying mechanism 201 can neat sign indicating number put in container or warehouse.
As shown in fig. 6 and 7, the forefront end of the three-section conveyor in the front fixed conveying mechanism 201 is provided with a transfer output mechanism 203, and the transfer output mechanism 203 is used for unstacking and transferring the bagged articles stacked in the container to the front fixed conveying mechanism 201 or transferring and down-stacking the bagged articles on the front fixed conveying mechanism 201 in the container. As shown in fig. 9, the transfer output mechanism 203 includes a horizontal swing mechanism 203a, a lifting mechanism 203b hinged to the horizontal swing mechanism 203a, a front-rear conveying mechanism 203c slidably provided to the lifting mechanism 203b, and a bag pulling roller 204 provided on the front side of the front-rear conveying mechanism 203 c.
As shown in fig. 10, the horizontal swinging mechanism 203a includes a mounting frame 203a1 and a swinging frame 203a2 rotatably disposed on the mounting frame 203a1, a first electric cylinder 203a4 for driving the swinging frame 203a2 to rotate is disposed on one side of the swinging frame 203a2 on the mounting frame 203a1, and a telescopic end of the first electric cylinder 203a4 is fixedly connected with the swinging frame 203a2 through a hinge. As shown in fig. 11 and 12, swing frame 203a2 is provided with two vertically-extending support plates 501a, support shaft 203a3 is mounted between support plates 501a, and elevating mechanism 203b is provided with a bearing penetrating support shaft 203a 3.
The lifting mechanism 203b includes a lifting frame 203b2 rotatably provided on a support shaft 203a3 through a bearing, a second electric cylinder 203b1 for adjusting the pitch angle of the lifting frame 203b2 is provided at the bottom of the swinging frame 203a2, a cylinder body of the second electric cylinder 203b1 is mounted on the swinging frame 203a2 through a mounting hinge, and a telescopic end of the second electric cylinder 203b1 is connected with a connecting plate mounted on the bottom of the lifting frame 203b2 through a hinge, so that the lifting frame 203b2 swings with the telescopic end of the second electric cylinder 203b1 in a pitch direction.
The front and rear conveying mechanism 203c comprises a conveying frame, a driving roller 203c3, a driven roller 203c4 and a belt 203c2, wherein the driving roller 203c3 and the driven roller 203c4 are arranged in the conveying frame, the belt 203c2 is arranged on the conveying frame, and two ends of the bag pulling roller 204 are connected with the corresponding side conveying frame through fixing plates. Two driving sprockets are mounted on one end of the rotating shaft on the driving roller 203c3, driven sprockets are mounted on the same end of the rotating shaft on the driven roller 203c4 as the driving sprockets, and driven sprockets are mounted on the same end of the rotating shaft on the bag pulling roller 204 as the driving sprockets. The two driving chain wheels and the two driven chain wheels are connected through a transmission chain, so that the bag pulling roller 204 can synchronously rotate along with the rotation of the belt 203c 2.
The lifting frame 203b2 is provided with a sliding rail 203b3 distributed along the length direction thereof, and a sliding block 203c1 for sliding fit with the sliding rail 203b3 is arranged at the bottom of the front and rear conveying mechanism 203c, so that the front and rear conveying mechanism 203c can slide and stretch out along the sliding rail 203b3, and the bag pulling roller 204 arranged at the end part of the front and rear conveying mechanism is driven to stretch to the side lower part of the bagged articles.
As shown in fig. 12, a plurality of convex plates are arranged on the bag pulling roller 204 along the axial direction of the bag pulling roller, the bag pulling roller 204 extending to the side lower part of the bagged article makes the convex plates abut against the corresponding bagged articles, so that the convex plates pull up and transfer the bagged articles onto the belt 203c2 along with the rotation of the bag pulling roller 204, and the bagged articles are conveyed onto the front fixed conveying mechanism 201 to be discharged through the sliding of the front conveying mechanism 203c and the conveying of the belt 203c2, so that the unstacked and discharged stacked bagged articles are discharged. Alternatively, the raised plate can be rotated by the bag pulling roller 204 to pull up and transfer the bagged articles transferred from the front fixed conveyor 201 onto the belt 203c2 into the container for stacking.
As shown in fig. 1, the front fixed conveying mechanism 201 is disposed on the frame 1 through the rotary moving device 5, and the rotary moving device 5 can adjust the rotation angle, the moving position and the pitching angle of the front fixed conveying mechanism 201, so that the front telescopic conveying device 2 extending into the container horizontally rotates in the container and can move along the width or height direction of the container, thereby the front fixed conveying mechanism 201 transfers and stacks the bagged articles into the container layer by layer, or transfers and discharges the bagged articles stacked in the container by using the front fixed conveying mechanism 201.
As shown in fig. 2, the rotary movement device 5 includes a translation mechanism 501 for horizontally moving the front fixed conveyance mechanism 201, and a first rotation mechanism 502 for adjusting the rotation angle and the pitch angle of the front fixed conveyance mechanism 201. The translation mechanism 501 includes a base frame, a slide frame 501d slidably disposed on the base frame, and a driving assembly for driving the slide frame 501d to reciprocally slide on the base frame. The underframe includes two along the width direction distribution of frame 1 and the extension board 501a that is parallel to each other, and the equal welded fastening of the bottom side of two extension boards 501a is gone up with frame 1, and all is provided with a plurality of set-square that are used for keeping corresponding side extension board 501a firm between the lateral margin of two extension boards 501a and the frame 1, and a plurality of set-square are all along its length direction uniform interval distribution who corresponds extension board 501 a.
As shown in fig. 3, the opposite surfaces of the two support plates 501a are respectively provided with guide rails 501b distributed along the corresponding length direction, and the side plates at the left and right ends of the sliding frame 501d are respectively provided with three roller groups 501f for rolling fit with the guide rails 501b on the corresponding side support plates 501 a. The roller group 501f comprises middle rollers arranged on the corresponding side plates through fixing frames, and the sliding frame 501d side plates are provided with perforations for the corresponding side middle rollers to pass through to be in rolling fit with the outer side edges of the corresponding side guide rails 501 b. The side rollers are arranged above and below the corresponding side middle roller on the side plate of the sliding frame 501d, the two side rollers are fixed on the corresponding side plate through mounting bolts, the side roller above the middle roller is used for being in rolling fit with the upper side face of the corresponding side guide rail 501b, and the side roller below the middle roller is used for being in rolling fit with the lower side face of the corresponding side guide rail 501 b. And the guide rail 501b can enable the sliding frame 501d to stably slide along the length direction of the guide rail 501b through rolling fit with a plurality of side rollers at the corresponding side, so that the sliding frame 501d is prevented from falling off and shifting when sliding along the support plate 501 a.
Two ends of the support plate 501a near the right end of the frame 1 are respectively provided with a connecting plate distributed towards the other support plate 501a, and the driving assembly comprises a rack 501c arranged between the two connecting plates and a driving motor 501e arranged on a sliding frame 501 d. The teeth on the rack 501c are arranged on a side surface of the rack, which faces the corresponding support plate 501a, and the output shaft of the driving motor 501e passes through a flat plate arranged on the sliding frame 501d from top to bottom, and then is connected with a driving gear for meshing with the rack 501c, the first rotating mechanism 502 is arranged on the sliding frame 501d, and the sliding frame 501d can drive the front fixed conveying mechanism 201 to reciprocate along the support plate 501a under the driving of the driving motor 501e, so that the front fixed conveying mechanism 201 can move along the width direction of a container or a warehouse, and further the front fixed conveying mechanism 201 can stack bagged objects along the width direction of the container, or unstacked objects can be discharged along the width direction of the container.
As shown in fig. 4 and 5, the first rotation mechanism 502 includes a first slewing bearing 502d and a first slewing motor 502c that are provided on a flat plate of the slide frame 501 d. The first slewing bearing 502d is provided with a first rotating platform 502b, the first rotating platform 502b is provided with two vertical plates distributed vertically, a first connecting shaft 502a is arranged between the upper end parts of the two vertical plates close to the vertical plates, and the bottom of the front fixed conveying mechanism 201 is provided with two bearings penetrating through the first connecting shaft 502 a.
The first rotary platform 502b is provided with the first hydraulic mechanism 6 that is used for adjusting the angle of pitching of fixed conveying mechanism 201 before being provided with between fixed conveying mechanism 201 before, first hydraulic mechanism 6 includes first pneumatic cylinder 601, the cylinder body of first pneumatic cylinder 601 is fixed in on the first rotary platform 502b through articulated mounting, the flexible end of first pneumatic cylinder 601 is articulated with the connecting plate that sets up in fixed conveying mechanism 201 bottom before it through the articulated elements, so that fixed conveying mechanism 201 before can follow the extension or the shortening of the flexible end of first pneumatic cylinder 601 and correspond to pitch up or pitch down certain angle, thereby make fixed conveying mechanism 201 before can follow the direction of height of container or warehouse and pile up layer upon layer, or follow the high bagged article of pile up of container or warehouse and unload layer upon layer.
The first rotary motor 502c is installed on the sliding frame 501d through a fixing frame, an output shaft of the first rotary motor 502c passes through a flat plate on the sliding frame 501d from bottom to top, and then is connected with a rotary gear, and the rotary gear on the first rotary motor 502c is meshed with an inner gear ring corresponding to the first rotary support bearing 502 d. The first slewing bearing 502d rotates under the drive of the first slewing motor 502c and drives the first rotating platform 502b to rotate, so that the front fixed conveying mechanism 201 rotates by a certain angle along with the rotation of the first rotating platform 502b in the horizontal direction, and the front fixed conveying mechanism 201 can convey the bagged articles to the left and right adjacent positions for stacking through a certain angle of rotation, or can unstacke and discharge the stacked bagged articles on the left and right sides through a certain angle of rotation.
As shown in fig. 1 and 13, a support frame 101 is provided on a frame 1, and a rear telescopic conveyor 3 is rotatably provided on the support frame 101 by a rotary lifter 4, wherein the rotary lifter 4 is used for adjusting a rotation angle and a pitch angle of the rear telescopic conveyor 3. The rotary lifting device 4 includes a second rotation mechanism including a second slewing bearing 404 and a second slewing motor 403 provided on the support frame 101. The second slewing bearing 404 is provided with a second rotating platform 401, the second rotating platform 401 is provided with two vertical plates distributed vertically, a second connecting shaft 402 is arranged between the two vertical plates and near the upper end parts of the two vertical plates, and the bottom of the rear telescopic conveying device 3 is provided with two shaft seats penetrating through the second connecting shaft 402.
A second hydraulic mechanism 7 for adjusting the pitching angle of the rear telescopic conveying device 3 is arranged between the second rotary platform 401 and the rear telescopic conveying device 3, the second hydraulic mechanism 7 comprises a second hydraulic cylinder 701, a cylinder body of the second hydraulic cylinder 701 is fixed on the second rotary platform 401 through a hinged fixing frame, and a telescopic end of the second hydraulic cylinder 701 is hinged with a connecting plate arranged at the bottom of the rear telescopic conveying device 3 through a hinge. So that the rear telescopic conveyor 3 can be rotated and lifted up to above the front fixed conveyor 201 along with the extension of the telescopic end of the second hydraulic cylinder 701, and the bagged articles conveyed from the warehouse by the belt conveyor are conveyed to fall onto the front fixed conveyor 201 by the telescopic conveyor. Or, the rear telescopic conveying device 3 rotates and descends to the position flush with the front fixed conveying mechanism 201 along with the retraction of the telescopic end of the second hydraulic cylinder 701, so that the bagged articles discharged from the container pass through the front fixed conveying mechanism 201 and then are transferred onto the rear telescopic conveying device 3, and the bagged articles are discharged through the belt conveyor by the rear telescopic conveying device 3.
As shown in fig. 14, an output shaft of the second rotary motor 403 passes through the second rotary platform 401 from top to bottom, and then is connected with a rotary gear for meshing engagement with an inner gear ring of the second slewing bearing 404, and the second rotary platform 401 can rotate along with meshing engagement of the second rotary motor 403 and the inner gear ring of the second slewing bearing 404, and drives the rear telescopic conveying device 3 to synchronously rotate.
As shown in fig. 15 and 16, the rear telescopic conveyor 3 includes a rear fixed conveyor 301 having two sections, a section of telescopic machine is accommodated in the rear fixed conveyor 301, and a sprocket mechanism 205 is provided between the rear fixed conveyor 301 and the telescopic machine, so that the telescopic machine is extended or retracted by the sprocket mechanism 205. With the rotation of the front stationary conveyor 201, the rear stationary conveyor 301 can always be above the front stationary conveyor 201 by the extended conveyor. As shown in fig. 1, an accommodating step 201a is provided on an end of the front fixed conveying mechanism 201 near the rear fixed conveying mechanism 301, and the accommodating step 201a can accommodate the extended conveyor when the rear fixed conveying mechanism 301 is aligned with the front fixed conveying mechanism 201.
The specific embodiments of the present invention are as follows: when the bagged articles need to be stacked in the container, first, the second swing motor 403 and the second hydraulic cylinder 701 are started, and the rear fixed conveyor 301 is then tilted up and rotated to above the front fixed conveyor 201. Then, when the extending end of the front fixed conveying mechanism 201 extends into the container, the bagged articles in the warehouse are transferred onto the rear fixed conveying mechanism 301 through the belt conveyor, the rear fixed conveying mechanism 301 transfers the bagged articles to the front fixed conveying mechanism 201, and then the bagged articles transferred onto the belt 203c2 are lifted and thrown into the container through the bag pulling roller 204. Then, the first electric cylinder 203a4 and the second electric cylinder 203b1 are started, the bag pulling roller 204 rotates or rises along with the first electric cylinder, and the bagged articles transferred to the belt 203c2 are pulled down to a position adjacent to the first bagged articles or stacked on the first bagged articles through the bag pulling roller 204, so that the stacking of the bagged articles in a small range is realized. Or the second rotary motor 403 and the second hydraulic cylinder 701 are started, the front fixed conveying mechanism 201 rotates along with the second rotary motor and leans up by a certain angle, and the bagged articles are stacked on the first bagged article along with the first bagged article or are stacked along a position adjacent to the first bagged article. Then, when the driving motor 501e and the second rotary motor 403 are started, the front fixed conveying mechanism 201 moves along the width direction of the container, and then the bagged articles are pulled down along the width direction of the container, so that the stacking of the first layer of bagged articles is completed. Subsequently, the first hydraulic cylinder 601 and the second rotary motor 403 are in linkage fit, so that layer-by-layer stacking of the bagged objects in the container is completed. And then the front fixed conveying mechanism 201 is contracted section by section, so that the packaged articles are stacked section by section from inside to outside in the container.
When it is desired to discharge the bagged articles from the container, first, the second swing motor 403 and the second hydraulic cylinder 701 are activated, and the rear fixed conveyor 301 is rotated to a position aligned with the front fixed conveyor 201. Then, the first hydraulic cylinder 601 and the driving motor 501e are started, the front fixed conveying mechanism 201 extends out and leans up to the side lower part of the bagged article positioned at the outermost upper layer, the bagged article is jacked up and transferred onto the front fixed conveying mechanism 201 along with the rotation of the bag pulling roller 204, then transferred onto the belt conveyor to be discharged through the rear fixed conveying mechanism 301, the front fixed conveying mechanism 201 gradually extends along with the stacking and discharging of the bagged article, and the section-by-section discharging of the stacked bagged article is completed. Then, the stacked bagged articles are discharged by the linkage cooperation of the rotary moving device 5 and the rotary lifting device 4.