CN217024482U

CN217024482U - Automatic stacking and discharging device for carton folding machine

Info

Publication number: CN217024482U
Application number: CN202220295007.0U
Authority: CN
Inventors: 杨威
Original assignee: Wuhan Shengqian Industry And Trade Co ltd
Current assignee: Wuhan Shengqian Industry And Trade Co ltd
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2022-07-22
Anticipated expiration: 2032-02-14

Abstract

The application relates to an automatic stacking and discharging device for a carton folding machine, which relates to the field of carton stacking equipment and comprises a conveying belt for conveying carton boards and a stacking mechanism arranged at the discharging end of the conveying belt and used for stacking the carton boards, wherein two groups of guide belts for guiding the carton boards are arranged at the front end of the stacking mechanism on the conveying belt; the distance between the two groups of guide belts is continuously reduced from one side far away from the stacking mechanism to one side close to the stacking mechanism and reaches the minimum at the stacking mechanism, and the minimum distance between the two groups of guide belts is consistent with the length or width of the carton board to be stacked; the guiding belt in this application can carry out normal position to the carton board in the conveyer belt both sides, has improved the carton board and has transported and discharge the in-process and produce about the displacement and cause the crooked problem of carton board heap, and is better to the pile effect that the carton board was piled.

Description

Automatic stacking and discharging device for carton folding machine

Technical Field

The application relates to the field of carton pile equipment, especially relates to an automatic pile discharging device for carton folder.

Background

At present, most of the forming and manufacturing of the cartons are in assembly line operation, the cartons are generally compressed into sheets or plates after being prepared and formed, the sheets or plates of the cartons (hereinafter collectively referred to as carton plates) sequentially pass through a stacking area, a correcting area and a binding area through a conveyor belt, the sheets or plates of the cartons are stacked and orderly integrated into a whole in the stacking area, then the sheets are corrected and bound, and then the sheets or plates of the cartons are uniformly arranged for transportation and sale or placed into a warehouse for storage.

The stacking device adopted in the stacking area in the related technology generally consists of one or more sections of synchronous conveyors arranged in a straight line or L shape, the conveyors adopt belt type, mesh belt type or drum type structures and are conveyed by the action of rotary friction, and two sides and the tail end of each conveyor adopt fixed fences or enclosure frames to stop the straight line, so that the carton boards are ensured to be level; however, the carton board stacks are prone to being inclined after the stacking height is increased due to the left and right displacement of the carton boards in the conveying and discharging processes, the stacking height and the transferring stability of the cartons are limited, and the carton board stacks need to be manually or mechanically rearranged and aligned, so that the stacking height, the stacking efficiency and the stacking effect of the carton boards are poor, and the application requirements of the carton boards produced in a large scale in assembly line operation are difficult to meet.

SUMMERY OF THE UTILITY MODEL

In order to improve the carton board and easily produce with the unloading in-process and control the displacement and cause the carton board to pile crooked, the problem of shadow carton board pile height, pile efficiency and effect, this application provides an automatic pile discharging device for carton folder.

The application provides a pair of automatic pile discharging device for carton folder adopts following technical scheme:

an automatic stacking and discharging device for a carton folding machine comprises a conveying belt for conveying carton boards and a stacking mechanism for stacking the carton boards, wherein the stacking mechanism is arranged at the discharging end of the conveying belt, two groups of guide belts for guiding the carton boards are arranged on the conveying belt and positioned at the front end of the stacking mechanism, the two groups of guide belts are respectively positioned at two sides of the conveying belt along the length direction and are oppositely arranged, and the extension direction of the guide belts is consistent with the length extension direction of the conveying belt; the distance between two sets of guiding belts is constantly reduced from one side far away from the stacking mechanism to one side close to the stacking mechanism and reaches the minimum at the stacking mechanism, and the minimum distance between the two sets of guiding belts is consistent with the length or the width of the carton board to be stacked.

Through adopting above-mentioned technical scheme, the guidance tape can lead the carton board in the both sides of conveyer belt, when the carton board when transporting or unloading in-process production left and right sides displacement, the guidance tape cooperatees with the conveyer belt, the distance that constantly reduces between the guidance tape can tighten up the carton board in the conveyer belt both sides, the realization is adjusted well the alignment in the conveyer belt along length direction's both sides to the carton board when carrying the carton board, the transportation of carton board is more steady, carry the carton board of coming to the conveyer belt for the pile mechanism is follow-up better and carry out the pile and align and provide convenience, be favorable to guaranteeing carton board pile height, improve pile efficiency and guarantee carton board's pile effect.

Optionally, the stacking mechanism includes a stacking rack, a stacking conveyor belt, a swing alignment member, a crane weight pressing member, and a blocking table, the stacking rack and the stacking conveyor belt are both located at the discharge end of the conveyor belt, and the feed end of the stacking conveyor belt is butted with the discharge end of the conveyor belt; the swing aligning piece is arranged on the stacking rack, the blocking platform is fixedly arranged on one side, away from the stacking rack, of the stacking conveyor belt and is arranged opposite to the swing aligning piece, and the swing aligning piece is used for being matched with the blocking platform to push the carton boards on the stacking conveyor belt to swing and be in an aligning state; the hoisting press-down piece is positioned above the stacking conveyor belt and used for limiting the carton plate stack in the vertical direction by matching with the stacking conveyor belt.

By adopting the technical scheme, the blocking platform can block the carton boards at the discharge end of the stacking conveyor belt, so that the carton boards are stacked on the stacking conveyor belt to form a carton board stack; in this in-process, the swing is adjusted well can be better and keep off the platform cooperation, the orientation of carrying the carton board along the pile conveyer belt is adjusted well the carton board, the cooperation guidance tape is adjusted well the carton board, adjust well in the comparatively convenient realization of carton board week side pile discharging device is adjusted well to the whole of carton board, hang heavy down the piece can with pile conveyer belt cooperation, it is spacing to the carton board pile on vertical direction, make the pile of carton board pile more steady, the whole pile effect of carton board pile is better.

Optionally, the swing alignment member includes a rotation shaft, an alignment push plate and a driving motor; the axis of rotation rotates to be connected in the pile frame, just the axis direction of axis of rotation is mutually perpendicular with the direction of delivery of conveyer belt, adjust push pedal fixed connection well in the axis of rotation, driving motor's output and the one end fixed connection of axis of rotation, driving motor is used for driving the axis of rotation to drive and adjusts the carton board of push pedal fore-and-aft movement on the pile conveyer belt and pile and constantly pat and adjust well.

Through adopting above-mentioned technical scheme, driving motor can drive the axis of rotation and drive the push pedal constantly swing in pile conveyer belt feed end department well, and the fender platform of cooperation pile conveyer belt discharge end department, comparatively convenient realization is to adjusting well of carton board heap for the carton board is piled and can be kept the state of adjusting well all the time under the situation of the continuous increase of carton board quantity.

Optionally, the horizontal height at the discharge end of the conveyor belt is lower than the horizontal height at the feed end of the stacking conveyor belt, and the carton board on the conveyor belt is suitable for being inserted into the lower part of the carton board stack on the stacking conveyor belt.

Through adopting above-mentioned technical scheme, the carton board that inserts on the pile conveyer belt that the carton board on the conveyer belt can be comparatively convenient piles the lower part to transport on the pile conveyer belt and pile up, raise the carton board and pile the height, improve the pile efficiency that the carton board was piled.

Optionally, a boosting mechanism is further arranged at the discharge end of the conveying belt, the boosting mechanism is mounted on one side, close to the stacking conveying belt, of the stacking mechanism, and the boosting mechanism comprises a boosting rod and a first driving piece; the boosting rod is fixedly connected to the output end of the first driving piece, and the surface of one side, close to the stacking conveyor belt, of the boosting rod is a vertical plane perpendicular to the conveying direction of the stacking conveyor belt; the first driving piece is used for driving the push-assisting rod to reciprocate along the transmission direction of the stacking conveyor belt to push the carton boards on the stacking conveyor belt.

By adopting the technical scheme, the first driving piece is controlled, the push-assisting rod can be conveniently driven to push the carton plate stack on the stacking conveyor belt, the carton plate on the upper portion of the carton plate stack is pushed to the blocking table to perform next correction work on the carton plate stack, streamlined stacking and conveying of the carton plates are achieved, and stacking efficiency is improved.

Optionally, the boosting mechanism further comprises a starting block and a second driving element, the starting block is a wedge-shaped block, the starting block is fixedly connected to one side, close to the stacking conveyor belt, of the boosting rod, and the cross-sectional area of the starting block in the vertical direction is continuously increased from one side, close to the stacking conveyor belt, to one side, far away from the stacking conveyor belt; the second driving piece is located on one side, far away from the stacking conveyor belt, of the boosting rod, the output end of the second driving piece is fixedly connected with the end portion of the boosting rod, and the second driving piece is used for driving the boosting rod to perform vertical reciprocating motion along the vertical direction.

Through adopting above-mentioned technical scheme, the piece that starts cooperatees with the second driving piece, and the cooperation push rod and the first driving piece that help that can be better lift up and promote a plurality of carton boards of the appointed quantity of carton board pile upper portion top-down on the pile conveyer belt, and more convenient carries the carton board that the pile is good for pile mechanism can get into the pile to next carton board fast, improves pile efficiency.

Optionally, the stacking machine further comprises a control system and a counting sensor arranged on the stacking rack, wherein the counting sensor is in signal connection with the control system and is used for monitoring the number of carton boards conveyed to the stacking conveyor belt from the conveyor belt and transmitting a signal to the control system when the number of the monitored carton boards reaches a preset value; the control system is in signal connection with the first driving piece and the second driving piece, and the control system is suitable for controlling the first driving piece and the second driving piece to cooperatively drive the push-aid rod to push the carton board stack towards the stacking conveyor belt according to the counting sensor signal.

Through adopting above-mentioned technical scheme, control system and count sensor cooperation can be controlled first driving piece and second driving piece according to the carton board quantity of carrying to the pile conveyer belt from the conveyer belt, and then realize the automatic pile of carton board, further improve the pile efficiency of carton board.

Optionally, the upper portion of one side of the blocking platform close to the stacking conveyor belt is an inclined plane, and the cross-sectional area of the blocking platform in the vertical direction on the inclined plane is continuously enlarged from one side close to the stacking conveyor belt to one side far away from the stacking conveyor belt.

Through adopting above-mentioned technical scheme, the inclined plane that keeps off platform upper portion makes the carton board of the appointed quantity on carton board heap upper portion can be more smooth and easy promoted to keeping off platform upper portion by the boost pole, improves the pile efficiency of pile discharging device to the carton board.

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

1. the carton plates are limited and guided at two sides of the conveying belt through the guide belts, and are preferably aligned at two sides of the carton plates along the conveying direction of the conveying belt, so that the problem that carton plate stacks are inclined due to left and right displacement generated in the conveying and blanking processes of the carton plates is better solved, and the stacking and discharging device has better stacking effect on the carton plate stacks;

2. through the matching of the stacking rack, the stacking conveyor belt, the swinging alignment piece and the blocking platform, the carton plates can be aligned in the direction of conveying the carton plates by the stacking conveyor belt conveniently, and the overall effect of stacking the carton plates is improved;

3. through helping push rod, first driving piece, start piece, second driving piece, control system and count sensor cooperateing, realization that can be better is to the automatic pile of carton board, further improves the pile efficiency of carton board, and the pile efficiency and the effect of carton board are better.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is an enlarged partial schematic view of portion A of FIG. 1;

FIG. 3 is an enlarged partial schematic view of portion B of FIG. 1;

fig. 4 is a schematic structural view of the assist mechanism.

Reference numerals are as follows: 1. a conveyor belt; 11. mounting a rod; 12. a slide arm; 121. a sliding seat; 122. a support arm; 2. a stacking mechanism; 21. a stacking rack; 211. a supporting seat; 212. a cross beam; 22. stacking the conveyor belt; 23. swinging the alignment piece; 231. a rotating shaft; 232. aligning the push plate; 24. blocking the platform; 25. hoisting a lower pressing piece; 251. a fixed mount; 252. a connecting arm; 253. hanging a heavy hammer; 3. a guide belt; 4. a boosting mechanism; 41. a push-aid rod; 411. a starting block; 42. a first driving member; 43. a second driving member; 5. a counting sensor.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses carton folder is with automatic pile discharging device.

Referring to fig. 1, the automatic stacking and discharging device for the carton folding machine comprises a linear conveyor belt 1 for conveying carton boards and a stacking mechanism 2 for stacking the carton boards; the stacking mechanism 2 comprises a stacking rack 21, a stacking conveyor belt 22, a swinging alignment piece 23 and a baffle table 24, wherein the stacking rack 21 and the stacking conveyor belt 22 are both positioned at the discharge end of the conveyor belt 1, the stacking rack 21 is erected above the discharge end of the conveyor belt 1, and the feed end of the stacking conveyor belt 22 is butted with the discharge end of the conveyor belt 1; the swing aligning piece 23 is arranged on the stacking rack 21, the baffle table 24 is fixedly arranged on one side of the stacking conveyor belt 22 far away from the stacking rack 21 and is opposite to the swing aligning piece 23, and the swing aligning piece 23 and the baffle table 24 are mutually matched to swing and push the carton boards on the stacking conveyor belt 22 to be aligned; in order to solve the problems that the carton board stack is inclined and the stacking height, the stacking efficiency and the stacking effect of the carton boards are caused by the fact that the carton boards are easy to displace left and right in the conveying and blanking processes, a guide belt 3 used for guiding the carton boards is arranged on one side, away from the stacking conveyor belt 22, of the stacking mechanism 2 on the conveyor belt 1.

In the present application, referring to fig. 1, two groups of guide belts 3 are provided, where the two groups of guide belts 3 are respectively located on two sides of the conveyor belt 1 along the length direction and are arranged oppositely, and the extending direction of the guide belts 3 is consistent with the length extending direction of the conveyor belt 1; the distance between two sets of guiding belts 3 constantly reduces and reaches the minimum in stacking mechanism 2 department from one side of keeping away from stacking mechanism 2 towards one side that is close to stacking mechanism 2, and the minimum distance between two sets of guiding belts 3 is unanimous with the length of the carton board of treating the pile in this application embodiment, and the minimum distance between two sets of guiding belts 3 also can be unanimous with the length of the carton board of treating the pile in other application embodiments.

Further, according to the difference of the length of the carton boards to be stacked, referring to fig. 1 and fig. 2, a plurality of groups of mounting rods 11 are oppositely arranged on the frame of the conveying belt 1 along the conveying direction of the conveying belt 1, the plurality of groups of mounting rods 11 are mounted on the frame of the conveying belt 1 along the length direction of the conveying belt 1 at equal intervals, each group of mounting rods 11 is provided with two mounting rods 11, the two mounting rods 11 are symmetrically fixed on the two sides of the frame of the conveying belt 1, and the length direction of each mounting rod 11 is perpendicular to the conveying direction of the conveying belt 1; the upper part of the installation rod 11 is sleeved and connected with a sliding arm 12 for installing and fixing the guide belt 3 in a sliding manner, the sliding arm 12 comprises a sliding seat 121 and a supporting arm 122, the sliding seat 121 is connected to the installation rod 11 in a sliding manner, one end of the supporting arm 122 is fixedly connected to the sliding seat 121 through a bolt, and the other end of the supporting arm 122 extends to the upper part of the conveying belt 1 and is fixedly connected with the guide belt 3; also fix through the bolt between sliding seat 121 and the installation pole 11, rotate the bolt that sliding seat 121 and installation pole 11 are connected the department, remove sliding seat 121 along installation pole 11 axes, can be comparatively convenient adjust the distance between two sets of guidance tape 3, and then make the different length of the carton board that the pile is treated in adaptation that pile discharging device can be comparatively convenient.

In this application, referring to fig. 1, pile frame 21 is door style of calligraphy, and pile frame 21 includes supporting seat 211 and crossbeam 212, and supporting seat 211 is equipped with two sets ofly, and two sets of supporting seats 211 are placed respectively in conveyer belt 1 along length direction's both sides and are laid relatively, and the top of two sets of supporting seats 211 is erect to crossbeam 212 level, and the length extending direction of crossbeam 212 is mutually perpendicular with conveyer belt 1 direction of delivery, and crossbeam 212 is perpendicular fixed connection in two sets of supporting seat 211 tops respectively along length direction's both ends.

Referring to fig. 1 and 3, the swing aligning member 23 includes a rotating shaft 231, an aligning pushing plate 232 and a driving motor, the rotating shaft 231 is installed between two supporting seats 211 and is parallel to the beam 212, two ends of the rotating shaft 231 are respectively rotatably connected to the two groups of supporting seats 211, the aligning pushing plate 232 is fixedly connected to the rotating shaft 231, the driving motor is located outside the conveying belt 1 and is fixedly installed on one group of supporting seats 211, an output shaft of the driving motor is coaxially arranged with the rotating shaft 231 and is fixedly connected with one end of the rotating shaft 231, so that the driving rotating shaft 231 drives the aligning pushing plate 232 to swing back and forth to continuously flap and align the carton board stack on the stacking conveying belt 22.

The overall conveying length of the stacking conveyor belt 22 is correspondingly consistent with the width of the carton boards to be stacked in the application, the overall height of the blocking platform 24 is the total thickness of the stacked 10 carton boards, and in other application embodiments, the total thickness of the stacked more than 10 carton boards can be also used for batch stacking, correction and bundling of the carton boards, so that the subsequent transportation or sale of the carton boards is facilitated; and when adjusting well push pedal 232 and rotate to adjust well push pedal 232 can with pile conveyor belt 22 on the carton board pile butt state, it is the plane in vertical direction to adjust push pedal 232 towards a side surface of pile conveyor belt 22, drive shaft and axis of rotation 231 drive adjust well push pedal 232 and change the direction of motion, drive promptly and adjust the one side motion of push pedal 232 orientation keeping away from pile conveyor belt 22 well, and adjust push pedal 232 and change the direction of motion in adjusting well push pedal 232 and rotate to axis of rotation 231 when under well the drive once more, comparatively convenient realization is adjusted well to the continuous flapping of the carton board pile on pile conveyor belt 22.

Further, referring to fig. 1, the horizontal height at the discharge end of the conveyor belt 1 is lower than the horizontal height at the feed end of the stacking conveyor belt 22, so that the carton boards on the conveyor belt 1 can be conveniently inserted into the lower part of the carton board stack on the stacking conveyor belt 22, and the carton boards are transported and stacked on the stacking conveyor belt 22, so that the height of the carton board stack is raised, and the stacking efficiency of the carton board stack is improved.

Referring to fig. 1, a hanging weight pressing member 25 for limiting the carton board stack in the vertical direction by matching with the stacking conveyor 22 is further arranged at the upper part of the stacking conveyor 22, the hanging weight pressing member 25 comprises a fixing frame 251 erected at the position of the blocking platform 24, and a connecting arm 252 and a hanging weight 253 which are installed on the fixing frame 251, the connecting arm 252 is connected to the fixing frame 251 in a sliding manner along the vertical direction, the hanging weight 253 is fixedly connected to the lower part of the connecting arm 252, the hanging weight 253 is placed at the top of the carton board stack on the stacking conveyor 22, the hanging weight 253 presses down the carton board stack conveniently through gravity, better matching with the stacking conveyor 22 is achieved, the carton board stack can be stacked more stably, and the stacking effect is better.

Referring to fig. 1 and 4, in order to conveniently achieve automatic batch stacking of the carton board stacks, a boosting mechanism 4 is further disposed on the stacking rack 21, the boosting mechanism 4 is located on one side of the stacking mechanism 2 close to the stacking conveyor belt 22, and the stacking mechanism 2 includes a boosting rod 41, a first driving member 42, a starting block 411 and a second driving member 43; the push-aid rod 41 is located on one side of the rotating shaft 231 close to the stacking conveyor belt 22, the first driving member 42 and the second driving member 43 are both driving cylinders in the application, the first driving member 42 is fixedly installed on the stacking rack 21, and the moving direction of the output shaft of the first driving member 42 is consistent with the conveying direction of the conveyor belt 1 and the conveying direction of the stacking conveyor belt 22; the push-assisting rod 41 is vertically and fixedly connected to the output end of the first driving member 42, the starting block 411 is fixedly connected to one end, close to the stacking conveyor belt 22, of the push-assisting rod 41, and the cross-sectional area of the starting block 411 in the vertical direction is continuously increased from one side close to the stacking conveyor belt 22 to one side far away from the stacking conveyor belt 22; second driving piece 43 fixed mounting is in the one end that pile conveyer belt 22 was kept away from to boosting pole 41, and the direction of motion of second driving piece 43 output shaft is parallel with pile conveyer belt 22 line, and boosting pole 41 is telescopic pole, and second driving piece 43 is used for driving boosting pole 41 and drives starting block 411 and move along vertical direction to cooperation first driving piece 42 starts the carton board on carton board pile upper portion on pile conveyer belt 22, realizes the batching pile of carton board.

The automatic stacking and discharging device further comprises a control system and a counting sensor 5 arranged on the stacking rack 21, wherein the counting sensor 5 is in signal connection with the control system and is used for monitoring the number of carton boards conveyed from the conveying belt 1 to the stacking conveying belt 22 and transmitting a signal to the control system when the number of the monitored carton boards reaches a preset value; a control system is in signal connection with the first driving member 42 and the second driving member 43, and the control system is adapted to control the first driving member 42 and the second driving member 43 to cooperatively drive the push-aid rod 41 to push the carton board pile towards the stacking conveyor 22 according to the signal of the counting sensor 5; through control system and the cooperation of count sensor 5, can control first driving piece 42 and second driving piece 43 according to the carton board quantity of carrying to pile conveyer belt 22 from conveyer belt 1, and then realize the automatic pile of carton board, further improve the pile efficiency of carton board.

Keep off platform 24 and be the rectangle platform, and keep off platform 24 and be close to one side upper portion of pile conveyer belt 22 for the inclined plane, and keep off platform 24 and be in the inclined plane and constantly enlarge from one side that is close to pile conveyer belt 22 towards the one side of keeping away from pile conveyer belt 22 in the inclined plane on vertical side cross sectional area to make the carton board of the appointed quantity on carton board heap upper portion can be more smooth and easy promote to keeping off platform 24 upper portion by boosting pole 41, improve the pile efficiency of pile discharging device to carton board.

The implementation principle of the automatic stacking and discharging device for the carton folding machine is as follows: when the carton boards are stacked, a worker can adjust the width between the two groups of guide belts 3 according to the length of the carton boards to be stacked, so that the minimum value of the distance between the two groups of guide belts 3 is consistent with the length of the carton boards to be stacked, the conveying belt 1, the stacking conveying belt 22, the control system and the counting sensor 5 are started, the carton boards are conveyed to the stacking conveying belt 22 along with the conveying belt 1 and are stacked on the stacking conveying belt 22, the carton boards output from the discharge end of the conveying belt 1 are continuously inserted into a gap between the previous carton board and the stacking conveying belt 22, and stacking of a plurality of carton boards is realized; in the process, the weight hanging hammer 253 presses down and limits the carton plate pile above the stacking conveyor belt 22 by means of gravity, the driving motor continuously drives the rotating shaft 231 to drive the aligning push plate 232 to contact the carton plate pile and match with the blocking platform 24 to beat and align the carton plate pile, the counting sensor 5 counts the number of the carton plates conveyed from the conveyor belt 1 to the stacking conveyor belt 22, and transmits a number monitoring signal to the control system when the conveying number of the carton plates reaches 10, the first driving piece 42 and the second driving piece 43 are correspondingly controlled by the control system to drive the push-aid rod 41, the carton on the upper part of the carton plate pile on the stacking conveyor belt 22 is pushed to the blocking platform 24, the next correction work of the carton plate pile is carried out, the streamlined stacking and conveying of the carton plates is realized, and the stacking efficiency is improved; the whole stacking efficiency and effect of the stacking and discharging device are good, the stacking height and the monitoring value of the counting sensor 5 are easy to adjust, and the application requirements of the assembly line for mass production of carton boards are well met.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an automatic pile discharging device for carton folder, is including conveyer belt (1) that is used for carrying the carton board and pile mechanism (2) that is used for piling to the carton board, the discharge end of conveyer belt (1), its characterized in that are located in pile mechanism (2): the front end of the stacking mechanism (2) on the conveying belt (1) is provided with two groups of guide belts (3) for guiding the carton boards, the two groups of guide belts (3) are respectively positioned at two sides of the conveying belt (1) along the length direction and are oppositely arranged, and the extension direction of the guide belts (3) is consistent with the length extension direction of the conveying belt (1); the distance between two sets of guiding bands (3) constantly reduces and reaches minimum in pile mechanism (2) department from one side of keeping away from pile mechanism (2) towards the one side that is close to pile mechanism (2), and two sets of the minimum distance between guiding bands (3) is unanimous with the length or the width of the carton board of waiting to pile.

2. The automatic stacking and discharging device for the carton folding machine according to claim 1, characterized in that: the stacking mechanism (2) comprises a stacking rack (21), a stacking conveyor belt (22), a swinging alignment piece (23), a hanging weight pressing piece (25) and a blocking table (24), wherein the stacking rack (21) and the stacking conveyor belt (22) are both positioned at the discharge end of the conveyor belt (1), and the feed end of the stacking conveyor belt (22) is butted with the discharge end of the conveyor belt (1); the swing aligning piece (23) is installed on the stacking rack (21), the blocking platform (24) is fixedly installed on one side, away from the stacking rack (21), of the stacking conveyor belt (22) and is arranged opposite to the swing aligning piece (23), and the swing aligning piece (23) is used for being matched with the blocking platform (24) to push the carton boards on the stacking conveyor belt (22) to be in a horizontal swing state; the hoisting press-down piece (25) is positioned above the stacking conveyor belt (22) and used for matching the stacking conveyor belt (22) to limit the carton plate stack in the vertical direction.

3. The automatic stacking and discharging device for the carton folding machine according to claim 2, characterized in that: the swing alignment piece (23) comprises a rotating shaft (231), an alignment push plate (232) and a driving motor; rotation axis (231) rotate to be connected on pile frame (21), just the axis direction of rotation axis (231) is mutually perpendicular with the direction of delivery of conveyer belt (1), adjust well push pedal (232) fixed connection on rotation axis (231), driving motor's output and the one end fixed connection of rotation axis (231), driving motor is used for driving rotation axis (231) to drive and adjusts push pedal (232) fore-and-aft swing and pile up continuously patting and adjusting the carton board on pile conveyor belt (22) well.

4. The automatic stacking and discharging device for the carton folding machine according to claim 2 or 3, characterized in that: the horizontal height of the discharge end of the conveying belt (1) is lower than the horizontal height of the feed end of the stacking conveying belt (22), and the carton boards on the conveying belt (1) are suitable for being inserted into the lower part of the carton board stack on the stacking conveying belt (22).

5. The automatic stacking and discharging device for the carton folding machine according to claim 4, characterized in that: the conveying device is characterized in that a boosting mechanism (4) is further arranged at the discharging end of the conveying belt (1), the boosting mechanism (4) is installed on one side, close to the stacking conveying belt (22), of the stacking mechanism (2), and the boosting mechanism (4) comprises a boosting rod (41) and a first driving piece (42); the push-assisting rod (41) is fixedly connected to the output end of the first driving piece (42), and the surface of one side, close to the stacking conveyor belt (22), of the push-assisting rod (41) is a vertical plane perpendicular to the conveying direction of the stacking conveyor belt (22); the first driving piece (42) is used for driving the push-aid rod (41) to reciprocate along the transmission direction of the stacking conveyor belt (22) to push the carton boards on the stacking conveyor belt (22).

6. The automatic stacking and discharging device for the carton folding machine according to claim 5, characterized in that: the boosting mechanism (4) further comprises a starting block (411) and a second driving piece (43), the starting block (411) is a wedge-shaped block, the starting block (411) is fixedly connected to one side, close to the stacking conveyor belt (22), of the boosting rod (41), and the cross-sectional area of the starting block (411) in the vertical direction is continuously increased from one side, close to the stacking conveyor belt (22), to one side, far away from the stacking conveyor belt (22); the second driving piece (43) is located on one side, away from the stacking conveyor belt (22), of the push-rod aid (41), the output end of the second driving piece (43) is fixedly connected with the end portion of the push-rod aid (41), and the second driving piece (43) is used for driving the push-rod aid (41) to reciprocate up and down in the vertical direction.

7. The automatic stacking and discharging device for the carton folding machine according to claim 6, characterized in that: the automatic stacking machine further comprises a control system and a counting sensor (5) arranged on the stacking rack (21), wherein the counting sensor (5) is in signal connection with the control system and is used for monitoring the number of carton boards conveyed from the conveying belt (1) to the stacking conveying belt (22) and transmitting a signal to the control system when the number of the monitored carton boards reaches a preset value; the control system is in signal connection with the first drive (42) and the second drive (43), and is adapted to control the first drive (42) and the second drive (43) to cooperatively drive the push-aid rod (41) to push the carton board stack towards the stacking conveyor (22) according to the signal of the counting sensor (5).

8. The automatic stacking and discharging device for the carton folding machine according to any one of claims 2 or 3, characterized in that: keep off platform (24) and be close to one side upper portion of pile conveyer belt (22) for the inclined plane, just keep off platform (24) and be in one side that the cross-sectional area of vertical direction is kept away from pile conveyer belt (22) from being close to one side of pile conveyer belt (22) constantly expanding on the inclined plane.