Disclosure of Invention
The invention aims to provide packing box forming equipment and a using method thereof, which realize the automation of packing box processing and improve the production efficiency.
In order to solve the above technical problems, embodiments of the present invention provide a package forming apparatus and a method for using the same, where the forming apparatus includes:
a chassis;
the main carousel rotationally establishes on the chassis, follow on the chassis the direction of rotation of main carousel is equipped with in proper order: the device comprises a bottom clamping station, a feeding station, a forming station, a gluing station, a cover sticking station and a discharging station;
the forming device is arranged on the main turntable, and is used for placing the box bottom and the surrounding strips and extruding and forming the surrounding strips;
the driving device is arranged on the underframe, is connected with the main turntable and is used for driving the main turntable to rotate, and the forming device sequentially passes through each station when the main turntable rotates;
the bottom card placing device is arranged opposite to the bottom card placing station and is used for placing the box bottom on the forming device when the forming device rotates to the feeding station along with the main turntable;
the cam component is arranged at the center of the main turntable and is used for rotating relative to the main turntable when the main turntable rotates, and the cam component is also used for pushing the forming device to extrude the surrounding strips to form when the forming device rotates to the forming station along with the main turntable;
The gluing device is arranged opposite to the gluing station and is used for gluing the box bottom and the surrounding strip by using glue and coating the glue on the upper end surface of the surrounding strip when the forming device rotates to the gluing station along with the main turntable;
the cover feeding device is arranged opposite to the cover sticking station and is used for covering a cover body onto the upper end surface of the surrounding strip in the forming device when the forming device rotates to the feeding station along with the main turntable, and the box bottom, the surrounding strip and the cover body form a box body;
and the blanking device is arranged opposite to the blanking station and is used for taking down the box body in the forming device when the forming device rotates to the feeding station along with the main turntable.
The application method of the package box forming equipment comprises the following steps:
110. driving the main turntable to rotate, and enabling the forming device to rotate to a bottom clamping station along with the main turntable, and placing the box bottom into the forming device;
120. driving the main turntable to rotate by a preset angle, and enabling the forming device to rotate to a feeding station along with the main turntable, and placing the surrounding strips on the box bottom in the forming device on the feeding station;
130. driving the main turntable to rotate by a preset angle, and enabling the forming device to rotate to a forming station along with the main turntable to extrude and form the surrounding strips;
140. Driving the main turntable to rotate by a preset angle, enabling the forming device to rotate to a gluing station along with the main turntable, bonding the surrounding strip and the box bottom, and coating glue on the upper end surface of the surrounding strip;
150. driving the main turntable to rotate by a preset angle, and enabling the forming device to rotate to a cover adhering station along with the main turntable so as to cover the cover body on the upper end surface of the surrounding strip;
160. the main turntable is driven to rotate by a preset angle, and the forming device rotates to a blanking station along with the main turntable to take down the box body from the forming device.
Compared with the prior art, the embodiment of the invention has the advantages that a worker firstly places the box bottom on the bottom card placing device, places the cover body on the cover conveying device, drives the main rotary table to rotate by the driving device, and places the box bottom into the forming device by the bottom card placing device when the forming device rotates to the bottom card placing station along with the main rotary table; the main turntable rotates, the forming device moves to a feeding station, and the surrounding strips are manually placed on the box bottom on the forming device; the main turntable continues to rotate, the forming device moves to a forming station, the cam component is propped against the forming device, and the forming device is pushed to extrude and form the surrounding strip; the main turntable continues to rotate, the forming device moves to a gluing station, and the gluing device bonds the box bottom and the surrounding strip together and glues the box bottom and the surrounding strip; the main turntable continues to rotate, the forming device moves to a cover sticking station, the cover feeding device feeds the cover body to the surrounding strip, the cover body is stuck to the surrounding strip through glue, and the box bottom, the surrounding strip and the cover body form a box body; the main turntable continues to rotate, the forming device moves to the blanking station, and the blanking device takes down the box body to finish the processing of the box body. The packaging box forming equipment can complete the processing flow of a whole set of packaging boxes, greatly improve the automation degree of packaging box processing and improve the production efficiency.
In addition, the forming device is provided with a plurality of forming devices which are arranged on the main turntable in a surrounding manner. The packing box former can process the packing box on a plurality of forming device simultaneously, promotes production efficiency greatly.
In addition, the cam assembly includes: a first cam and a second cam coaxially disposed;
the molding device comprises: the shape of the surface of the carrying table is the same as that of the box bottom, and the carrying table is used for placing the box bottom; the first movable molding assembly is used for propping against the first cam, and the second movable molding assembly is used for propping against the second cam; the first cam is used for pushing the first movable forming assembly to compress the surrounding strip on the bearing table along a first preset direction when the forming device rotates to the forming station along with the main turntable, the second cam is used for pushing the second movable forming assembly to compress the surrounding strip on the bearing table along a second preset direction when the forming device rotates to the forming station along with the main turntable, and the first preset direction is mutually perpendicular to the second preset direction. When the forming device rotates to a forming station along with the main turntable, the first cam and the second cam respectively push the first movable forming assembly and the second movable forming assembly to extrude the surrounding strip into a required shape.
In addition, the first moving forming assembly includes: the first propping piece is used for propping the first cam, the first pressing piece is connected with the first propping piece, and the first fixed pressing piece is arranged opposite to the first pressing piece, and the first propping piece is slidably arranged on the main turntable along the first preset direction; the second moving forming assembly includes: the clamping device comprises a second propping piece, a conical block, two clamping claws and two second pressing pieces, wherein the second propping piece is used for propping against the second cam, the conical block is connected with the second propping piece, the two clamping claws are propped against two conical surfaces of the conical block, and the two second pressing pieces are respectively hinged with the two clamping claws; the second propping piece is slidably arranged on the main turntable along the first preset direction, and the two second pressing pieces are respectively positioned on two sides of the bearing table and are slidably arranged on the main turntable along the second preset direction; the two clamping claws are used for respectively driving the two second pressing pieces to move relative to each other along the second preset direction when the second cam pushes the second supporting piece.
In addition, the bearing table is provided with a sliding groove for the bearing table to slide along the first preset direction, the first pressing piece is also used for pushing the bearing table to slide along the sliding groove when the first cam rotates, and the bearing table is used for propping against the first fixed pressing piece when sliding to an extreme position along the sliding groove; one end of the sliding chute, which faces the first fixed pressing piece, is provided with a rebound assembly, and the rebound assembly abuts against the bearing table.
In addition, the package forming apparatus further includes: the station turntable is coaxially fixed with the main turntable, and the pressing mechanism is arranged on the station turntable; the pressing mechanism is opposite to the forming device along the direction perpendicular to the main turntable; the enclosure strip comprises: enclose strip body and with enclose strip body coupling's chamfer, support the press mechanism and be used for following the perpendicular to the direction of main carousel support press enclose the chamfer of strip on the forming device, will the chamfer flattens. The pressing device is used for flattening the chamfer on the surrounding strip.
In addition, the glue spreading device includes: the glue spreading device comprises a frame body, a glue feeding assembly and a glue spray head, wherein the frame body is arranged opposite to the glue spreading station, the glue feeding assembly is connected with the frame body, and the glue spray head is connected with the glue feeding assembly; the glue feeding assembly is used for feeding the glue spray heads to the upper portion of the surrounding strip located at the gluing station, and the glue spray heads are used for gluing the surrounding strip. The glue spray head is used for conveying the glue to the position close to the surrounding strip through the glue conveying assembly, and the glue spray head is used for coating the glue on the chamfer of the surrounding strip, so that the surrounding strip and the cover body are convenient to adhere. A certain interval is arranged on two adjacent chamfers, and glue can flow between the surrounding strip and the box bottom through the interval, so that the surrounding strip and the box bottom are bonded.
In addition, the cap feeding device includes: the cover body lifting assembly is arranged on the cover body table and is connected with the cover body table; the cover lifting assembly is used for lifting the cover on the cover table to a preset position, and the cover conveying assembly is used for clamping the cover positioned at the preset position and conveying the cover to the surrounding strip positioned at the cover bonding station; the pressing mechanism is used for pressing the cover body on the surrounding strip in the forming station when the forming device rotates to the cover bonding station along with the main turntable.
In addition, still be equipped with on the chassis: the pressure maintaining station is arranged between the cover sticking station and the blanking station, and the pressure supporting mechanism is used for always supporting and pressing the cover body on the enclosure strip when the forming device passes through the pressure maintaining station along with the main turntable. The cover body is always abutted to keep the cover body tightly adhered on the surrounding strips, so that the cover body is prevented from falling off.
In addition, between step 130 and step 140, the following steps are further included: the pressing plate is driven to downwards press the extruded surrounding strip, and the pressing plate assembly is driven to downwards press the pressing plate.
In addition, between step 150 and step 160, the following steps are further included: the main turntable is driven to rotate by two preset angles, and the cover body on the enclosure strip is always propped against when the main turntable rotates.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present application more apparent, embodiments of the present application will be described in detail below with reference to the accompanying drawings. However, those of ordinary skill in the art will understand that in various embodiments of the present application, numerous technical details have been set forth in order to provide a better understanding of the present application. However, the claimed application may be practiced without these specific details and with various changes and modifications based on the following embodiments.
A first embodiment of the present invention relates to a packing box forming apparatus for realizing automation of packing box production.
As shown in fig. 1, 3 and 5, the pack forming apparatus includes: the chassis 1, the main turntable 2 rotatably arranged on the chassis 1, the forming device 3 arranged on the main turntable 2, and the driving device 4, wherein the driving device 4 is arranged on the chassis 1 and connected with the main turntable 2 for driving the main turntable 2 to rotate, and the driving device 4 is a mechanical divider in the present embodiment, however, the driving device 4 may be other devices capable of driving the main turntable 2 to rotate, and the mechanical divider is taken as an example only in the present embodiment, and is not particularly limited. The mechanical divider is connected with the main turntable 2, can drive the main turntable 2 to rotate at any angle, and the forming device 3 rotates along with the main turntable 2 on the main turntable 2. As shown in fig. 2, the chassis 1 is provided with: the device comprises a bottom card placing station 101, a feeding station 102, a forming station 103, a gluing station 104, a cover sticking station 105, a pressure maintaining station 106 and a discharging station 107. The chassis 1 is equally divided into 8 areas along the axis position 8 of the main turntable 2, the pressure maintaining station 106 occupies two areas, the other stations occupy one area respectively, the forming device 3 rotates along with the main turntable 2, and sequentially passes through the stations to sequentially perform the operation of each step.
As shown in fig. 5, at most eight forming devices 3 are provided, the main turntable 2 is equally divided into 8 areas along the axis, each forming device 3 is respectively arranged in each area, and each forming device 3 on the packaging box forming equipment is respectively positioned at different stations for simultaneous processing, so that the production efficiency is improved in a multiplied way, and the forming devices are not mutually interfered.
As shown in fig. 18, the box body processed by the package forming apparatus includes: the box bottom 12, the enclosing strip 13 adhered to the box bottom 12 and a box cover (not shown in the figure), wherein the enclosing strip 13 comprises an enclosing strip body 131 and a chamfer 132 arranged on the enclosing strip body 131, and the cover body is adhered to the chamfer 132 of the enclosing strip 13.
As shown in fig. 3 and 5, the pack forming apparatus further includes: the device comprises a cam component 5 arranged at the center of a main turntable 2, a bottom card placing device 6 opposite to a bottom card placing station 101, a feeding device opposite to a feeding station 102, a gluing device 9 corresponding to a gluing station 104, a cover feeding device 10 corresponding to a cover sticking station 105 and a discharging device 11 corresponding to a discharging station 107. The cam assembly 5 is connected with the housing of the mechanical separator, and when the main turntable 2 rotates under the drive of the mechanical separator, the cam assembly 5 is fixed, namely rotates relative to the main turntable 2.
The first step in the processing of the package is to place the bottom card, and the forming device 3 rotates along with the main turntable 2 to a bottom card placing station 101, as shown in fig. 6, and the bottom card placing device 6 is used for placing the bottom 12 on the forming device 3. The bottom card device 6 includes: a cassette base 61 opposite to the base card station 101, a cassette base lifting assembly 62 disposed in the cassette base 61, a base card holder 63 disposed above the cassette base 61, a cassette base feeding assembly 64 connected to the base card holder 63, and a base card servo driver, wherein the cassette base lifting assembly 62 comprises: a push rod 621 provided at the bottom of the cassette base 61, a cassette bottom plate 622 provided on the push rod 621 for placing the cassette bottom 12. Referring to fig. 7, a cassette bottom die 65 is provided at the upper end of the cassette base 61 to allow the cassette bottom 12 to pass through, and a groove having the same shape as the cassette bottom 12 is provided in the cassette bottom die 65. The electric push rod 621 is electrically connected with a bottom card placing servo driver, the bottom card placing servo driver controls the electric push rod 621 to push the box bottom plate 622 upwards, the box bottom plate 622 and the box bottom thereon are conveyed upwards, the box bottom conveying assembly 64 is used for grabbing the box body from the box bottom plate 622 and conveying the box bottom to the forming device 3 on the main turntable 2, the box bottom 12 is placed on the forming device 3, and in combination with fig. 9, the forming device 3 comprises: the shape of the surface of the receiving table 34 is the same as that of the box bottom 12, and the receiving table 34 is used for receiving the box bottom 12. In the present embodiment, the bottom 12 is shaped like a heart, and the surface of the receiving base 34 is shaped like a heart, however, the bottom 12 may be shaped like a hexagon, a star, or the like, and the shape of the heart is merely an example in the present embodiment, and is not particularly limited.
As shown in fig. 8, the carry cassette bottom assembly 64 includes: the first bottom feeding motor 641 provided on the bracket, the first bottom feeding shaft 642 connected to the first bottom feeding motor 641, the first bottom feeding screw 643 connected to the first bottom feeding shaft 642 through a coupling, the first bottom feeding moving member 644 screwed to the first bottom feeding screw 643, the first bottom feeding slide plate 645 fixedly connected to the first bottom feeding moving member 644, the first bottom feeding guide rail 646 provided on the bracket 91 for defining the sliding direction of the first bottom feeding slide plate 645, the second bottom feeding cylinder 647 fixedly connected to the first bottom feeding slide plate 645, and the bottom suction member 648 provided on the piston rod of the second bottom feeding cylinder 647 are electric suction cups, however, the bottom suction member 648 may be other means for gripping the bottom 12, and is not limited to the electric suction cup in this embodiment. The first bottom rail 646 is horizontally arranged, and the second bottom transfer cylinder 647 is vertically arranged and is mutually vertical. In the initial position, the second cassette bottom transfer cylinder 647 corresponds to the cassette bottom die 65; when the first bottom feeding motor 641 drives the first bottom feeding rotating shaft 642 to drive the first bottom feeding threaded rod 643 to rotate, the first bottom feeding moving member 644 in threaded connection with the first bottom feeding threaded rod 643 moves towards the bottom clamping station 101, and the direction of the first bottom feeding threaded rod 643 is parallel to the direction of the first bottom feeding guide rail 646. The first bottom transfer member 644 drives the first bottom transfer slide 645 to move along the longitudinal direction of the first bottom transfer rail 646 toward the bottom card placing station 101 to move to the second bottom transfer cylinder 647 corresponding to the receiving table 34 of the molding apparatus 3. The first bottom feeding motor 641, the second bottom transmission cylinder 647 and the electric sucking disc are all electrically connected with the bottom card discharging servo driver and controlled by the bottom card discharging servo driver.
When the forming device 3 reaches the bottom card placing station 101, the bottom card placing servo driver controls the electric push rod 621 to push the box bottom plate 622 upwards, so that the box body on the box bottom plate 622 is placed below the box bottom die 65, the second box bottom transmission cylinder 647 stretches, the electric sucking disc passes through the box bottom die 65 to be in contact with the box bottom 12, and the bottom card placing servo driver controls the electric sucking disc to suck the box bottom 12; the second bottom transfer cylinder 647 contracts to pull the bottom 12 upward, and the bottom 12 passes through the bottom mold 65 during the pulling process, so as to avoid the shape of the bottom 12 not conforming to the required shape; at this time, the second bottom transfer cylinder 647 has grabbed the box body, the bottom card placing servo driver controls the first bottom feeding motor 641 to rotate, the second bottom transfer cylinder 647 is transferred to be opposite to the carrying table 34, at this time, the second bottom transfer cylinder 647 stretches downwards, the bottom 12 is placed on the carrying table 34, and the bottom card placing servo driver controls the electric sucking disc to release the bottom 12, so that the bottom 12 is placed on the carrying table 34.
After the placement of the cassette bottom 12 is completed, the bottom card placement servo driver controls the second cassette bottom transfer cylinder 647 to retract and controls the first cassette bottom feed motor 641 to reversely rotate, and the first cassette bottom feed slide plate 645 returns to the initial position.
As shown in fig. 2, the mechanical divider drives the main turntable 2 to rotate 45 °, the forming device 3 enters the feeding station 102, the second process of processing the packaging box is to place the enclosing strip 13, and the enclosing strip 13 is cylindrical and is the peripheral side surface of the box body. The girth 13 is manually placed on the bottom 12 of the forming station 103.
The mechanical divider drives the main turntable 2 to rotate 45 degrees, the forming device 3 enters the forming station 103, the third procedure of processing the packaging box is to form the surrounding strip 13, as shown in fig. 9, the forming device 3 further comprises: the first movable molding assembly 31, the second movable molding assembly 32 and the guide device 33 are provided on the main turntable 2, the cam assembly 5 includes a first cam 51 and a second cam 52 coaxially provided, and the first movable molding assembly 31 includes: the second movable molding assembly 32 includes: a second abutting piece abutting against the second cam 52, and two second pressing pieces 322 connected with the second abutting piece. The direction in which the first pressing member 312 presses the packing box is a first preset direction, the direction in which the second pressing member 322 presses the packing box is a second preset direction, and the first preset direction and the second preset direction are mutually perpendicular. The surrounding strip 13 is cylindrical and can be formed by extrusion in four directions.
The first supporting piece includes: a first rolling contact piece 311 which contacts the first cam 51, and a first push rod 313 which is connected between the first rolling contact piece 311 and the first pressing piece 312. The guiding device 33 is provided with a first guiding hole for the first push rod 313 to penetrate through, and the axial direction of the first guiding hole is along the radial direction of the main turntable 2; the first cam 51 is provided with a first protrusion, the first protrusion faces the forming station 103, when the forming device 3 rotates, the first rolling pressing piece 311 always abuts against the first cam 51, and when the first rolling pressing piece 311 rotates to abut against the first protrusion, the first rolling pressing piece 311 is pushed by the first protrusion, and then the first pressing piece 312 is pushed. The first pressing piece 312 and the first fixed pressing piece 314 are respectively located at two opposite sides of the carrying platform 34 along the first preset direction, the first preset direction is along the radial direction of the main turntable 2, the first pressing piece 312 pushes the enclosure strip 13 on the carrying platform 34 to be propped against the first fixed pressing piece 314, the first pressing piece 312 and the first fixed pressing piece 314 mutually press the enclosure strip 13, and the shape of the enclosure strip 13 is changed to be the same as that of the carrying platform 34. The first pressing piece 312 and the first fixed pressing piece 314 are higher than the carrying table 34 on the main turntable 2, and when the first pressing piece 312 and the first fixed pressing piece 314 press the enclosure strip 13, the first pressing piece 312 and the first fixed pressing piece 314 are simultaneously abutted with the carrying table 34, so that the shape of the enclosure strip 13 is prevented from being smaller than the shape to be processed. The shape of the first pressing member 312 facing the receiving table 34 and the shape of the first fixing pressing member 314 facing the receiving table 34 are respectively matched with the receiving table 34, the shape of the receiving table 34 is set according to the shape of the box body to be processed, and the shapes of the first pressing member 312 and the first fixing pressing member 314 are set according to the shape of the receiving table 34.
As shown in fig. 10, a certain distance is left between the receiving table 34 and the first fixed pressing member 314, the receiving table 34 is slidably connected with the main turntable 2 along a first preset direction, the main turntable 2 is provided with a sliding groove 21 along the first preset direction, the receiving table 34 includes a receiving table body 341 and a sliding block 342 connected to the receiving table body 341, the sliding block 342 is slidably matched with the sliding groove 21, a rebound component (not shown in the drawing) is further disposed in the sliding groove 342, one end of the rebound component abuts against one side of the sliding groove 342 near the first fixed pressing member 314, and the other end abuts against the receiving table 34. When the first pressing member 312 abuts against the supporting table 34, the supporting table 34 is pushed along the first preset direction until the supporting table 34 abuts against the first fixed pressing member 314, and at this time, the supporting table 34 is clamped by the first pressing member 312 and the first fixed pressing member 314 and the enclosure 13 on the supporting table 34 is extruded and formed.
As shown in fig. 9, the second abutment includes: the second rolling contact 321 abutting against the second cam 52, a second push rod 323 connected to the second rolling contact 321, a tapered block 324 connected to the second push rod 323, and two holding claws 325 abutting against both tapered surfaces of the tapered block 324. The guiding device 33 is provided with a second guiding hole for the second push rod 323 to penetrate through, the axis of the second guiding hole is parallel to the axis of the first guiding hole, the two clamping claws 325 are respectively connected with the two second pressing pieces 322, the two second pressing pieces 322 are respectively arranged on two sides of the bearing table 34 in a relative mode, the relative direction of the two second pressing pieces 322 is a second preset direction, and the two second pressing pieces 322 are used for matching the first pressing pieces 312 and the first fixed pressing pieces 314 to extrude the surrounding strip 13. The main turntable 2 is provided with a fixing rod 326 for penetrating the gripper jaw 325 so that the gripper jaw 325 can rotate around the fixing rod 326 penetrating itself. The second pressing members 322 are connected with the holding claws 325 and also slidingly connected with the main turntable 2, the sliding direction is towards the carrying table 34, one side of the second pressing members 322 towards the carrying table 34 is engaged with the carrying table 34, and each pressing member is engaged with the carrying table 34, so that the enclosure strip 13 can be extruded to be in the same shape as the carrying table 34. The second pressing member 322 is also higher than the receiving table 34 in height on the main turntable 2, and presses the girth 13 into a shape to be processed. The second cam 52 is provided with a second bulge, when the second bulge is propped against the second rolling propping piece 321, the second rolling propping piece 321 and the second push rod 323 are pushed, and the second push rod 323 drives the conical block 324 to move towards the bearing table 34; when the second push rod 323 pushes the conical block 324 to move, the clamping claws 325 which are abutted against the conical surfaces of the conical block 324 slide along the conical surfaces and rotate around the fixing rods 326, so that the second pressing pieces 322 are pushed to slide towards the bearing table 34, the two second pressing pieces 322 simultaneously press the enclosing strip 13, the enclosing strip 13 is simultaneously pressed from four directions to be molded in cooperation with the first pressing pieces 312 and the first fixing pressing pieces 314, and the enclosing strip 13 is pressed into the shape of the surface of the bearing table 34.
Notably, as shown in fig. 4, the pack forming apparatus further includes: the station carousel 7 coaxially fixed with the main carousel 2, establish the mechanism of pressing on the station carousel 7, wherein, the station carousel 7 is connected in same drive shaft synchronous rotation with the main carousel 2, and the quantity of pressing the mechanism is the same and one-to-one with forming device 3, presses the mechanism and includes: the vertical pressure cylinder 71 that sets up on station carousel 7, connect the pressure board 72 on the piston head of pressure cylinder 71, pressure board 72 is to the board form, and its surface shape is the same with adapting table 34, is connected with two slip gag lever posts 73 on the pressure board 72, and the vertical station carousel 7 that runs through of slip gag lever post 73 is used for preventing pressure board 72 to take place the sideslip. After the girth 13 is extruded by the first moving and forming assembly 31 and the second moving and forming assembly 32, the pressing cylinder 71 stretches to push the pressing plate 72 to press the girth 13 from above, so as to flatten the guide angle of the girth 13 towards the inside of the girth 13.
Meanwhile, as shown in fig. 2 and 11, the pack forming apparatus further includes: the pressurizing device 8 is provided corresponding to the molding station 103, and the pressurizing device 8 includes: the device comprises a pressurizing bracket 81 connected with a base, a first pressurizing motor 82 arranged on the bracket, a first pressurizing rotating shaft 83 connected with the first pressurizing motor 82, a first pressurizing threaded rod 84 connected with the first pressurizing rotating shaft 83 through a coupling, a first pressurizing moving part 85 in threaded connection with the first pressurizing threaded rod 84, a first pressurizing sliding plate 86 fixedly connected with the first pressurizing moving part 85, a first pressurizing guide rail 87 arranged on the pressurizing bracket 81 and used for limiting the sliding direction of the first pressurizing sliding plate 86, a second pressurizing cylinder 88 fixedly connected with the first pressurizing sliding plate 86, a pressurizing plate assembly (not shown in the drawing) connected with the second pressurizing cylinder 88, and a pressurizing servo driver electrically connected with the first pressurizing motor 82 and the second pressurizing cylinder 88. The first pressurizing guide rail 87 is horizontally arranged, and the second pressurizing cylinder 88 is vertically arranged, and the first pressurizing guide rail and the second pressurizing cylinder are mutually perpendicular. In the initial position, the second pressurizing cylinder 88 corresponds to the cartridge die 65; when the first pressing motor 82 drives the first pressing rotating shaft 83 to drive the first pressing threaded rod 84 to rotate, the first pressing moving member 85 in threaded connection with the first pressing threaded rod 84 moves towards the forming station 103, and the direction of the first pressing threads is parallel to the direction of the first pressing guide rail 87. The first pressurizing moving member 85 drives the first pressurizing slide plate 86 to move toward the molding station 103 along the longitudinal direction of the first pressurizing guide rail 87, and moves to the second pressurizing cylinder 88 corresponding to the receiving table 34 of the molding apparatus 3. When the pressing cylinder 71 drives the pressing plate 72 to press the girth 13, the pressing servo driver controls the first pressing motor 82 to rotate, the second pressing cylinder 88 is sent to the upper side of the pressing plate 72, the pressing servo driver controls the second pressing cylinder 88 to stretch downwards, the pressing plate assembly 89 presses against the pressing plate 72, the downward pressing pressure of the pressing plate 72 is increased, and the chamfering 132 is ensured to be flattened.
As shown in fig. 12, the pressing plate assembly 89 includes: the main extrusion plate 891 and the extrusion die plate 892 connected with the pressurizing cylinder, the extrusion die plate 892 is provided with a heart-shaped through hole, and the main extrusion plate 891 comprises: the main extrusion plate body 8911 and the heart-shaped protrusions 8912 provided at the side of the main extrusion plate body 8911 facing the through holes are, of course, provided in accordance with the shape of the bottom 12, and can be changed depending on the type of the bottom 12. The heart-shaped bulge 8912 is higher than the depth of the heart-shaped through hole, a plurality of connecting holes are formed in the extrusion die plate 892, connecting rods 893 are arranged in the connecting holes in a penetrating mode, each connecting rod 893 is fixedly connected with the main extrusion plate body 8911, a limiting portion is arranged on one side of the lower portion of the extrusion die plate 892, the outer diameter of the limiting portion is larger than the inner diameter of the connecting hole, and the limiting portion is used for preventing the connecting rods 893 from being separated from the extrusion die plate 892. And the connecting rod 893 is sleeved with a spring 894, and the spring 894 is used for buffering the extrusion of the main extrusion plate 891 and resetting the main extrusion plate 891 after the extrusion is finished.
Referring to fig. 4 and 12, when the pressing plate assembly is pressed against the pressing plate 72, the through hole of the pressing die plate 892 covers the pressing plate 72, the second pressing cylinder 88 drives the main pressing plate 891 to move downward, the heart-shaped protrusion 8912 passes through the through hole to press down the pressing plate 72, and since the heart-shaped protrusion 8912 has the same shape as the pressing plate 72, the pressure distribution is balanced when the pressing plate is excessively pressed down, and lateral deviation is not easy to occur. After the extrusion is completed, the extrusion servo driver controls the second extrusion cylinder to shrink and lifts the main extrusion plate 891 and the extrusion die plate 892, the spring 894 is reset, and the extrusion servo driver controls the first compression cylinder to shrink again to shrink the compression plate assembly 89 back to the original position.
After the surrounding strip 13 is formed, the mechanical divider drives the main rotary table 2 to rotate 45 degrees, the rebound assembly rebounds the bearing table 34 to the original position, the forming device 3 rotates to the gluing station 104 along with the main rotary table 2, the fourth process of packaging box processing is gluing, and the gluing device 9 comprises: the frame body 91 that sets up relatively with the rubber coating station 104, send gluey subassembly 92, glue shower nozzle 93, the rubber coating servo driver of establishing on the frame body 91 that send gluey subassembly 92 is connected with sending gluey subassembly 92 with the frame body 91, wherein send gluey subassembly 92 to include: the glue spreading device comprises a first transmission part 94 and a second transmission part 95, wherein the transmission direction of the first transmission part 94 faces a glue spreading station 104, the transmission direction of the second transmission part 95 is perpendicular to the transmission direction of the first transmission part 94, the second transmission part 95 is connected with a glue spray head 93, the first transmission part 94 transmits the second transmission part 95 to the upper part of a forming device 3 on the glue spreading station 104, the second transmission part 95 transmits the glue spray head 93 to a girth 13 close to the forming device 3, and glue spreading is conducted on the girth 13 by the glue spray head 93.
As shown in fig. 14, the first transmission member 94 includes: the first transmission motor 941 connected to the frame 91, the first transmission shaft 942 connected to the first transmission motor 941, the first transmission threaded rod 943 connected to the first transmission shaft 942 through a coupling, the first transmission moving member 944 screwed to the first transmission threaded rod 943, the first transmission slide plate 945 fixedly connected to the first transmission moving member 944, and the first transmission guide rail 946 provided to the frame 91 and defining a sliding direction of the first transmission slide plate 945. When the first transmission motor 941 drives the first transmission rotating shaft 942 to drive the first transmission threaded rod 943 to rotate, the first transmission moving member 944 in threaded connection with the first transmission threaded rod 943 moves toward the glue station 104, and the direction of the first transmission thread is parallel to the direction of the first transmission guide rail 946. The second transmission member 95 includes: and a second transfer cylinder fixedly connected to the first transfer slide plate 945. The first transmission threaded rod 943 is arranged towards the gluing station 104 in the horizontal direction, the first transmission guide rail 946 is parallel to the length direction of the first transmission threaded rod 943, the second transmission cylinder is arranged vertically, and the glue spray head 93 is connected with a piston rod of the second transmission cylinder; the first transmission motor 941, the second transmission cylinder and the glue nozzle 93 are all electrically connected to the glue servo driver. The glue servo driver is used for controlling the rotation of the first transmission motor 941 and the expansion and contraction of the second transmission cylinder, and the glue spraying of the glue spray head 93.
After the forming device 3 reaches the gluing station 104, the gluing servo driver controls the first transmission motor 941 to rotate, the second transmission cylinder and the glue spray head 93 are sent to the upper side of the forming device 3 through the first transmission sliding plate 945, the second transmission cylinder is controlled to stretch downwards, the glue spray head 93 is close to the forming device 3, gluing is carried out on the enclosure strip 13 and the box bottom 12 on the forming device 3, the gluing is mainly aimed at achieving two purposes, firstly, the box bottom 12 and the enclosure strip 13 are adhered together, secondly, gluing is carried out on the chamfer 132 of the enclosure strip 13, and adhesion between the subsequent chamfer 132 and a box cover is facilitated.
As shown in fig. 14, the glue spray head 93 is arranged in a heart shape, on which a plurality of spray holes 931 for spraying glue are formed, each spray hole 931 is arranged around a heart shape, and, in combination with fig. 18, the heart-shaped outline is slightly smaller than the heart shape of the box bottom 12, and corresponds to the chamfer 132 on the enclosure 13. When the glue spray 93 is transferred over the forming device 3, glue is sprayed from the spraying holes 931 of the glue spray 93, and the chamfer 132 is coated with glue. It should be noted that, a gap is left between any two adjacent chamfers 132, and the glue ejected from the ejection hole 931 flows down from the gap between the chamfers 132, flows along the body of the enclosure 13 between the body of the enclosure 13 and the bottom 12, and bonds the body of the enclosure 13 and the bottom 12.
After the glue coating is completed, the box bottom 12 and the surrounding strips 13 are adhered together to form a box body without a cover, the glue coating servo driver controls the second transmission air cylinder to shrink and controls the first transmission motor 941 to reversely rotate, and the first transmission sliding plate 945 drives the second transmission air cylinder and the glue spray head 93 to return to the initial position.
After the gluing process is completed, the mechanical divider drives the main turntable 2 to rotate 45 degrees, the forming device 3 rotates to the cover sticking station 105 along with the main turntable 2, and the fifth process of packaging box processing is to bond the box cover and the box body without the cover. Because the chamfer 132 of the enclosing strip 13 is coated with glue, the adhesion of the box cover can be completed only by covering the box cover on the non-cover box body. The cap feeding device 10 is used for feeding caps to the uncapped boxes on the cap bonding station 105, so as to bond the caps.
As shown in fig. 15 and 16, the cap feeding device 10 includes: the cover body table 101 opposite to the cover feeding station, a cover body lifting assembly 102 arranged in the cover body table 101, a cover feeding frame body arranged above the cover body table 101, a cover feeding assembly 104 connected to the cover feeding frame body, and a cover feeding servo driver, wherein the cover body lifting assembly 102 comprises: the cover feeding electric push rod 1021 arranged at the bottom of the cover table 101 and the cover plate 1022 arranged on the cover feeding electric push rod 1021 and used for placing the cover body are provided with a cover body mold 105 for the cover body to pass through at the upper end of the cover table 101, and the cover body mold 105 is provided with a groove with the same shape as the cover body. The cover feeding electric push rod 1021 is electrically connected with a cover feeding servo driver, the cover feeding servo driver controls the cover feeding electric push rod 1021 to push the cover plate 1022 upwards, the cover plate 1022 and the cover thereon are conveyed upwards, the cover feeding assembly 104 is used for grabbing the box body from the cover plate 1022 and conveying the cover body to the forming device 3 on the main turntable 2, the cover body is placed on the forming device 3 and covers the chamfer 132 of the surrounding strip 13 coated with glue, and the adhesion of the cover body and the surrounding strip 13 is realized.
As shown in fig. 16, the cap feeding assembly 104 includes: the first cap feeding motor 1041 provided on the cap feeding frame body, the first cap feeding rotating shaft 1042 connected to the first cap feeding motor 1041, the first cap feeding threaded rod 1043 connected to the first cap feeding rotating shaft 1042 through a coupling, the first cap feeding moving member 1044 screwed to the first cap feeding threaded rod 1043, the first cap feeding sliding plate 1045 fixedly connected to the first cap feeding moving member 1044, the first cap feeding guide rail 1046 provided on the frame body 91 and used for limiting the sliding direction of the first cap feeding sliding plate 1045, the second cap feeding cylinder 1047 fixedly connected to the first cap feeding sliding plate 1045, and the cap sucking member 1048 provided on the piston rod of the second cap feeding cylinder 1047 are electric sucking discs, however, the cap sucking member 1048 may be other devices for grabbing caps, and the embodiment is not limited to specific examples. The first cover feeding guide rail 1046 is horizontally arranged, and the second cover feeding cylinder 1047 is vertically arranged and is mutually vertical. At the initial position, the second cap feeding cylinder 1047 corresponds to the cap mold 105; when the first cap feeding motor 1041 drives the first cap feeding rotating shaft 1042 to drive the first cap feeding threaded rod 1043 to rotate, the first cap feeding moving member 1044 in threaded connection with the first cap feeding threaded rod 1043 moves towards the cap bonding station 105, and the direction of the first cap feeding thread is parallel to the direction of the first cap feeding guide rail 1046. The first cover feeding moving member 1044 drives the first cover feeding sliding plate 1045 to move toward the cover sticking station 105 along the length direction of the first cover feeding guide rail 1046, and moves to the second cover feeding cylinder 1047 to correspond to the receiving table 34 of the forming device 3. The first cap feeding motor 1041, the second cap feeding cylinder 1047 and the electric chuck are all electrically connected with the cap sticking servo driver and controlled by the cap sticking servo driver.
When the forming device 3 reaches the cover sticking station 105, the cover feeding servo driver controls the cover feeding electric push rod 1021 to push the cover plate 1022 upwards, so that a box body on the cover plate 1022 is arranged below the cover body die 105, the second cover body transmission cylinder stretches, the electric sucking disc passes through the cover body die 105 to be in contact with the cover body, and the electric sucking disc is electrified and adsorbs the cover body; the second cover conveying cylinder contracts to pull the cover upwards, and the cover passes through the cover die 105 in the pulling process, so that the shape of the cover is prevented from being inconsistent with the required shape; at this time, the second cover body transmission cylinder has grabbed the box body, the first cover body transmission motor rotates, the second cover body transmission cylinder is transmitted to the position opposite to the bearing table 34, at this time, the second cover body transmission cylinder stretches downwards, the cover body is placed on the chamfer 132 of the enclosing strip 13, the cover body servo driver controls the electric sucking disc to release the cover body, the placement of the cover body on the non-cover box body is achieved, and the cover body is adhered with the non-cover box body through glue on the chamfer 132.
After the cover body is adhered to the chamfer 132 of the surrounding strip 13, the pressing mechanism presses the cover body downwards through the pressing plate 72, so that the cover body is prevented from falling off, and meanwhile, the pressure between the cover body and the chamfer 132 is increased, so that the adhesion of the cover body is facilitated.
The mechanical divider drives the main turntable 2 to rotate 45 degrees, the forming device 3 rotates to the pressure maintaining station 106 along with the main turntable 2, and the sixth process of processing the packaging box is to maintain the pressure between the cover body and the cover-free box body. With reference to fig. 2 and 4, the molding device 3 enters the pressure maintaining station 106, and the pressure cylinder 71 of the pressure resisting mechanism stretches to drive the pressure resisting plate 72 to downwards press the cover body, so that a certain pressure is always kept between the cover body and the surrounding strip 13, the cover body is prevented from falling off, and the cover body is ensured to be stably adhered to the surrounding strip 13. The central angle of the pressure maintaining station 106 on the main turntable 2 is 90 degrees, the mechanical divider drives the main turntable 2 to rotate 45 degrees again, and the forming device 3 is still positioned on the pressure maintaining station 106. When the pressure maintaining station 106 is arranged, the pressing plate 72 of the pressing mechanism always presses the box cover. The adhesion of the cover body and the surrounding strip 13 is ensured, and the cover body, the surrounding strip 13 and the box bottom 12 form a complete box body.
The mechanical divider drives the main turntable 2 to rotate 45 degrees, the next procedure is carried out, the forming device 3 rotates to the blanking station 107 along with the main turntable 2, and the seventh procedure of packing box processing is blanking. The forming device 3 enters a blanking station 107, the pressing plate 72 of the pressing mechanism moves upwards and leaves the box cover, and the blanking device 11 is used for taking down the box body. As shown in fig. 17, the blanking device 11 includes: a blanking bracket 111 connected with the underframe 1 and opposite to the blanking station 107, and a blanking assembly 112 arranged on the blanking bracket 111.
Wherein the blanking assembly 112 comprises: the first discharging motor 1121 provided on the discharging frame 111, the first discharging rotating shaft 1122 connected to the first discharging motor 1121, the first discharging threaded rod 1123 connected to the first discharging rotating shaft 1122 through a coupling, the first discharging moving member 1124 screwed to the first discharging threaded rod 1123, the first discharging sliding plate 1125 fixedly connected to the first discharging moving member 1124, the first discharging guide rail 1126 provided on the frame 91 for defining the sliding direction of the first discharging sliding plate 1125, the second discharging connecting cylinder fixedly connected to the first discharging sliding plate 1125, and the discharging suction member 1128 provided on the piston rod of the second discharging transporting cylinder are all examples of the device for gripping the box body, and of course, the discharging suction member 1128 may be any other device. The first discharging guide rail 1126 is horizontally arranged, and the second discharging transmission cylinder is vertically arranged and is perpendicular to the first discharging transmission cylinder. When the first discharging motor 1121 drives the first discharging rotating shaft 1122 to drive the first discharging threaded rod 1123 to rotate, the first discharging moving member 1124 in threaded connection with the first discharging threaded rod 1123 moves towards the discharging station 107, and the direction of the first discharging threads is parallel to the direction of the first discharging guide rail 1126. The first blanking moving member 1124 drives the first blanking sliding plate 1125 to move towards the blanking station 107 along the length direction of the first blanking guide rail 1126, and moves to the second blanking transfer cylinder to correspond to the receiving table 34 of the forming device 3. The first discharging motor 1121, the second discharging transmission cylinder and the discharging electric sucker are electrically connected with the discharging servo driver and controlled by the discharging servo driver.
When the forming device 3 reaches the blanking station 107, the blanking servo driver controls the first blanking motor 1121 to rotate, the second blanking transmission cylinder is transmitted to be opposite to the bearing table 34, at the moment, the second blanking transmission cylinder stretches downwards, the blanking electric sucking disc is close to the box body on the bearing table 34, and the blanking servo driver controls the blanking electric sucking disc to suck the box bottom 12, so that box body grabbing is completed. The blanking servo driver controls the second blanking transmission cylinder to shrink, pulls up the box body, controls the first blanking motor 1121 to reversely rotate, enables the first blanking sliding plate 1125 and the second blanking cylinder 1127 to return to the initial positions, controls the blanking electric sucking disc to release the box body, and manually places a collecting table for collecting the box body below the blanking frame 91 to collect the box body.
From the above, the forming device 3 can complete the forming and collecting of the box body when rotating on the main turntable 2 for one circle. The packing box forming device 3 is used for automatically forming and processing the packing box, so that the degree of automation is high, and the production efficiency is greatly improved.
After the blanking is finished, the main turntable 2 continues to rotate, so that the box body can be continuously formed and collected, the processing continuity is high, and the processing efficiency is high. A second embodiment of the present invention relates to a method of using a pack forming apparatus, which is applicable to the pack forming apparatus as in the first embodiment, as shown in fig. 19, including the steps of:
110. The main turntable is driven to rotate, the forming device rotates to a bottom clamping station along with the main turntable, and the box bottom is placed into the forming device. The main turntable is driven to rotate by the mechanical divider, the forming device reaches a bottom card placing station, a bottom card placing servo driver in the bottom card placing device controls an electric push rod to push a box bottom plate upwards, so that a box body on the box bottom plate is placed below a box bottom die, a second box bottom transmission cylinder stretches, an electric sucking disc penetrates through a box bottom die to be in contact with the box bottom, and the bottom card placing servo driver controls the electric sucking disc to adsorb the box bottom; the second box bottom transmission cylinder contracts to pull the box bottom upwards, and the box bottom penetrates through the box bottom die in the pulling process, so that the shape of the box bottom is prevented from being inconsistent with the required shape; at this moment, the second box bottom transmission cylinder grabs the box body, the bottom-placing card servo driver controls the first box bottom feeding motor to rotate, the first box bottom feeding screw rod drives the first box bottom feeding moving part to move, and then drives the first box bottom feeding sliding plate and the second box bottom transmission cylinder to move, the second box bottom transmission cylinder is transmitted to the position opposite to the bearing table, at this moment, the second box bottom transmission cylinder stretches downwards, the box bottom is placed on the bearing table, the bottom-placing card servo driver controls the electric sucking disc to release the box bottom, and the box bottom is placed in the forming device.
120. The main turntable is driven to rotate by a preset angle, the forming device rotates to a feeding station along with the main turntable, and the surrounding strips are placed on the box bottom in the forming device on the feeding station. In this step, preset angle is 45, and forming device rotates to the material loading station from putting end card station, again the manual work is placed the enclosing strip on the box bottom in the forming device on the material loading station.
130. The main turntable is driven to rotate by a preset angle, and the forming device rotates to a forming station along with the main turntable to extrude and form the surrounding strips. In this step, preset angle is 45, forming device rotates to the shaping station from the material loading station, establish first removal forming module and the second removal forming module of holding of first cam and second cam at the center of a disk of main carousel, be equipped with first arch on the first cam, first arch is towards the shaping station, when forming device rotates, first roll the butt casting die and offsets with first cam all the time, when rotating to with first arch and offset, first roll the butt casting die and push by first arch, and then promote first pinch casting die and support the platform, when first pinch casting die supports and presses the platform, can push the platform along first default direction, support platform and first fixed pinch casting die support with each other this moment, first pinch casting die and first fixed pinch casting die grip support platform and carry out the extrusion to the girth on the platform. The second cam is provided with a second bulge, when the second bulge is propped against the second rolling propping piece, the second rolling propping piece and the second push rod are pushed, and the second push rod drives the conical block to move towards the bearing table; two conical surfaces of the conical block are close to each other in the direction of the bearing table, when the second push rod pushes the conical block to move, the clamping claws propped against the conical surface of the conical block can slide along the conical surface and rotate around the fixed rod, so that the second pressing piece is pushed to slide in the direction of the bearing table, the two second pressing pieces simultaneously extrude the box body, the first pressing piece and the first fixed pressing piece are matched to simultaneously extrude the surrounding strip from four directions to form, and the surrounding strip is extruded into the shape of the surface of the bearing table.
131. The pressing plate is driven to downwards press the extruded surrounding strip, and the pressing plate is driven to downwards press the pressing plate. After the enclosure strip is extruded and molded by the first movable molding assembly and the second movable molding assembly, the pressing cylinder is stretched to push the pressing plate to press the enclosure strip from the upper side, and the purpose is to flatten the guide angle of the enclosure strip towards the inside of the enclosure strip; after the pressing plate is pressed on the surrounding strip, the pressurizing servo driver controls the first pressurizing motor to rotate, the second pressurizing cylinder is sent to the upper part of the pressing plate, the pressurizing servo driver controls the second pressurizing cylinder to stretch downwards, the pressing plate component is pressed on the pressing plate, the downward pressing pressure of the pressing plate is increased, and the chamfering is ensured to be flattened.
140. The main turntable is driven to rotate by a preset angle, the forming device rotates to a gluing station along with the main turntable, the surrounding strip is adhered to the box bottom, and the glue is coated on the upper end face of the surrounding strip. In this step, preset angle is 45, and forming device reachs the rubber coating station after, and rubber coating servo driver controls first transmission motor and rotates, sends the top of forming device with second transmission cylinder and glue shower nozzle through first transmission sliding plate, and the second transmission cylinder is controlled again and is stretched downwards, and the glue shower nozzle is close to forming device, carries out the rubber coating to enclose strip and the box bottom on the forming device. The glue spray head is arranged in a heart shape, a plurality of spray holes for spraying glue are formed in the glue spray head, each spray hole surrounds the heart shape, the outline of the heart shape is slightly smaller than the heart shape of the box bottom, and the outline of the heart shape corresponds to the chamfer angle on the surrounding strip. When the glue spray head is conveyed to the upper part of the forming device, glue is sprayed out of the spraying hole of the glue spray head, and the chamfer is coated with the glue. It is worth noting that gaps are reserved between any two adjacent chamfers, glue sprayed from the spraying holes can flow down from the gaps between the chamfers and flow between the surrounding strip body and the box bottom along the surrounding strip body, and the surrounding strip body and the box bottom are bonded.
150. The main turntable is driven to rotate by a preset angle, the forming device rotates to a cover sticking station along with the main turntable, and the cover body covers the upper end face of the surrounding strip. In this step, the preset angle is 45 °. When the forming device reaches the cover sticking station, the cover feeding servo driver controls the cover feeding electric push rod to push the cover plate upwards, so that the box body on the cover plate is arranged below the cover body die, the second cover body transmission cylinder stretches, the electric sucking disc passes through the cover body die to be in contact with the cover body, and the electric sucking disc is electrified and adsorbs the cover body; the second cover body transmission cylinder contracts to pull the cover body upwards, and the cover body passes through the cover body mould in the pulling process, so that the shape of the cover body is prevented from being inconsistent with the required shape; at this moment, the second cover body transmission cylinder has grabbed the box body, and the first cover body transmission motor rotates, transmits the second cover body transmission cylinder to be opposite to the bearing table, and at this moment, the second cover body transmission cylinder stretches downwards, places the cover body on the chamfer of enclosing strip, and the cover body servo driver controls the electric sucking disc to release the cover body, places the cover body on the upper end face of enclosing strip, realizes the chamfer bonding of gluing on cover body and the enclosing strip.
151. The main turntable is driven to rotate by two preset angles, and the cover body on the enclosing strip is always propped against when the main turntable rotates. In this step, preset angle is 45, and the pressure cylinder of pressure mechanism stretches, drives the pressure board and presses down the lid, keeps certain pressure all the time between lid and the surrounding strip, prevents that the lid from droing and guarantees that the lid bonds on the surrounding strip steadily.
160. The main turntable is driven to rotate by a preset angle, and the forming device rotates to a blanking station along with the main turntable to take down the box body from the forming device. In this step, the preset angle is 45 °. After the forming device reaches the blanking station, the blanking servo driver controls the first blanking motor to rotate, the second blanking transmission cylinder is transmitted to be opposite to the bearing table, at the moment, the second blanking transmission cylinder stretches downwards, the blanking electric sucking disc is close to the box body on the bearing table, and the blanking servo driver controls the blanking electric sucking disc to suck the box bottom, so that the box body grabbing is completed. The unloading servo driver controls the shrink of second unloading transmission cylinder, pulls up the box body, and the reverse rotation of control first unloading motor again for first unloading sliding plate and second unloading cylinder get back to initial position, and the electronic sucking disc of control unloading releases the box body, and the manual work is placed the collection platform of collecting the box body below the unloading support body, realizes the unloading and the collection of box body.
It will be understood by those of ordinary skill in the art that the foregoing embodiments are specific examples of carrying out the invention and that various changes in form and details may be made therein without departing from the spirit and scope of the invention.