CN218491009U

CN218491009U - Paper collecting and turning device

Info

Publication number: CN218491009U
Application number: CN202222441737.XU
Authority: CN
Inventors: 庞春华; 周保华
Original assignee: Shanghai Xuheng Precision Machinery Manufacturing Dongtai Co ltd
Current assignee: Shanghai Xuheng Precision Machinery Manufacturing Dongtai Co ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-02-17
Anticipated expiration: 2032-09-15

Abstract

The utility model relates to a delivery turning device, including tilting mechanism, tilting mechanism includes revolving rack main shaft, delivery part and supports whole tilting mechanism's roll-over stand, the quantity of delivery part is two at least, and each delivery part difference symmetrical arrangement is in the both sides of revolving rack main shaft, the roll-over stand receives revolving rack main shaft rotary drive. Compared with the prior art, the utility model has the advantages of the single cycle is short, work efficiency is high.

Description

Paper collecting and turning device

Technical Field

The utility model belongs to the technical field of packing plant and specifically relates to a collection turning device is related to.

Background

The paper is not bent because the tension of the surface paper and the tension of the lining paper are not balanced, the bending phenomenon of the paper is inevitable, and waste and defective products are easily generated when the bent paper is manufactured on equipment such as a pasting box or a die cutting, so the problem of bending of the paper is solved and the paper is required to be processed in the paper manufacturing process. The existing paper turning mode is that paper is turned and conveyed one by one on a paper conveying line in a mode that a paper collecting arm swings 180 degrees in a reciprocating mode, although the turning mode can turn over the paper, the structure of the paper turning mode is reciprocating, the next circulation of paper feeding operation can be carried out after the steps of paper feeding and paper discharging are finished, the cycle period of a working unit is long, the working speed is greatly controlled, in addition, the speed and the frequency of a compound swing structure are not high due to self structural factors, the structure is unreasonable, the production efficiency is low, and due to the influence of other parts of a machine, longitudinal and transverse baffles in the paper collecting arm can only be made into a fixed type and cannot be adjusted adaptively according to paper specifications, the phenomenon of slipping and blocking between the paper boards can occur in the turning process when the paper specifications are not exquisite, the paper is irregular after turning, the automatic stacking is difficult to realize, the defect of unreasonable structure and unstable use exists.

Therefore, the existing turnover device has long turnover period and low production efficiency; meanwhile, due to the influence of other parts, the baffle of the paper delivery device can only be designed to be fixed, and the adaptability to the specification and the size of the paperboard is poor; even when the specifications of the paperboards are not consistent, the paper slips or is blocked due to overturning, so that the paperboards are untidy after overturning, and further working procedures of the paperboards are influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a poor defect of adaptability that just for overcoming the upset cycle length that above-mentioned prior art exists, production efficiency is low and the structure unreasonable leads to and provide a collection turning device.

The purpose of the utility model can be realized through the following technical scheme:

the utility model provides a delivery turning device, includes tilting mechanism, its characterized in that, tilting mechanism includes revolving rack main shaft, delivery part and supports the roll-over stand of whole tilting mechanism, the quantity of delivery part is at least two, and each delivery part is symmetrical arrangement respectively in the both sides of revolving rack main shaft, the roll-over stand receives revolving rack main shaft rotary drive.

Further, collection turning device still includes supplementary tilting mechanism, supplementary tilting mechanism includes support cardboard, sprocket group, first chain, layer board drive shaft, second chain and support cardboard driving motor, sprocket group is connected to first chain, the layer board drive shaft passes the roll-over stand and connects sprocket group, the quantity of first chain is two at least, the both ends of holding in the palm the cardboard are fixed respectively on the first chain that corresponds, hold in the palm cardboard driving motor and fix on the fuselage of outside, hold in the palm cardboard driving motor and pass through second chain drive sprocket group.

Further, the chain wheel set comprises a transmission chain wheel, a first chain wheel, a second chain wheel, a third chain wheel, a fourth chain wheel and a driving chain wheel;

the transmission chain wheel, the first chain wheel, the second chain wheel and the fourth chain wheel are sequentially and rotatably connected to the inner side of the roll-over stand, the third chain wheel is sleeved on the spindle of the roll-over stand, the driving chain wheel is connected with the transmission chain wheel through a supporting plate driving shaft, and the third chain wheel and the driving chain wheel are both positioned on the outer side of the roll-over stand;

the third chain wheel is connected with the motor chain wheel and the driving chain wheel respectively through a second chain, the motor chain wheel is fixed at the output shaft extension end of the driving motor, and the driving chain wheel, the first chain wheel, the second chain wheel and the fourth chain wheel are connected through the first chain.

Furthermore, the number of the paper supporting plates is at least two, each paper supporting plate is continuously fixed on the chain, a gap is reserved between every two adjacent paper supporting plates, the size of the gap is within the range of 1-10mm, and the total width of all the fixed paper supporting plates is smaller than or equal to the distance between the axis of the first chain wheel and the axis of the second chain wheel.

Furthermore, the roll-over stand comprises a first roll-over stand side plate and a second roll-over stand side plate, the roll-over stand main shaft penetrates through the first roll-over stand side plate and the second roll-over stand side plate, the first roll-over stand side plate and the second roll-over stand side plate are fixedly connected with the roll-over stand main shaft, one end of the paper collection part is fixedly connected with the first roll-over stand side plate, and the other section of the paper collection part is fixedly connected with the second roll-over stand side plate.

Furthermore, the delivery part comprises a delivery flat plate, a first paper baffle plate, a second paper baffle plate and a third paper baffle plate, one end of the delivery flat plate is fixedly connected with the first rotating frame side plate, the other end of the delivery flat plate is fixedly connected with the second rotating frame side plate, the first paper baffle plate, the second paper baffle plate and the third paper baffle plate are all in sliding connection with the delivery flat plate, the end faces of the first paper baffle plate and the second paper baffle plate are perpendicular to the axis of the rotating frame main shaft, and the end face of the third paper baffle plate is parallel to the axis of the rotating frame main shaft.

Furthermore, the delivery flat plate is provided with a slide rail, the first paper baffle plate, the second paper baffle plate and the third paper baffle plate are fixed with slide blocks corresponding to the slide rail, and the first paper baffle plate, the second paper baffle plate and the third paper baffle plate are connected with the slide rail on the delivery flat plate in a sliding manner through the slide blocks.

Furthermore, adjusting nuts are fixed on the first paper baffle plate, the second paper baffle plate and the third paper baffle plate, and the adjusting nuts on the first paper baffle plate are in threaded connection with screws arranged on the second rotating frame side plate; the adjusting nut on the second paper blocking plate is in threaded connection with the screw rod arranged on the first rotating frame side plate; and the adjusting nut on the third paper baffle plate is in threaded connection with the screw rod arranged on the paper collection flat plate.

Furthermore, a gap is reserved between the upper end face of the third paper baffle plate and the plate surface of the paper support plate, and the size of the gap is within the range of 0.5-4 mm.

Furthermore, the outer side of the chain is also provided with a plurality of baffles.

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

(1) According to the scheme, by arranging two paper collecting components and one auxiliary turnover mechanism, when one paper collecting component overturns to discharge paper, the other paper collecting component receives the paperboard, so that the cycle of work order circulation is shortened, and the work efficiency of paperboard overturning is improved.

(2) The delivery part in this scheme has adjustable position's baffle to constitute, can require adjusting the position of baffle according to the size of upset cardboard, and the cardboard size that can receive is various, and whole device has stronger adaptability.

(3) The supporting plate driving shaft is adopted in the driving system of the supporting plate in the scheme, the synchronism of movement of the two ends of the supporting plate is guaranteed, the supporting plate is further guaranteed to be pulled out from the paper plate in the process, the paper plate stress is uniform, and the problem that wrinkles appear due to uneven paper plate stress is avoided.

Drawings

Fig. 1 is a schematic structural view of an initial working state of the turning device provided by the present invention;

fig. 2 is a schematic structural view of the turnover device provided by the present invention after the turnover device is turned over 180 degrees in the initial working state;

fig. 3 is a schematic structural view of the turning device according to the present invention when paper is dropped from the lower side and fed from the upper side;

in the figure, 1, a transmission chain wheel, 2, a paper board, 3, a first paper blocking board, 4, a first chain wheel, 5, a paper supporting board, 6, a second chain wheel, 7, a first chain, 8, a third paper blocking board, 9, a degreasing plate driving motor, 10, a third chain wheel, 11, a driving chain wheel, 12, a supporting plate driving shaft, 13, a second paper blocking board, 14, a motor chain wheel, 15, a rotating frame main shaft, 16, a first rotating frame side plate, 17, a second rotating frame side plate, 18, a fourth chain wheel, 19, a paper collecting flat plate, 20, a paper collecting part, 21 and a second chain.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. The embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.

Example 1

As shown in fig. 1, a delivery turning device comprises a turning mechanism, the turning mechanism comprises a rotating frame main shaft 15, delivery components 20 and a turning frame supporting the whole turning mechanism, the number of the delivery components 20 is at least two, the delivery components 20 are respectively and symmetrically arranged on two sides of the rotating frame main shaft 15, and the turning frame is driven by the rotating frame main shaft 15 to rotate.

The working principle is as follows: firstly, the paper board 2 is conveyed to the paper receiving part 20 through external equipment, and the receiving of the paper board 2 is completed; the main shaft 15 of the rotating frame drives the overturning frame to rotate 180 degrees through an external driving device, and the overturning of the paper board 2 is completed; in the process that the paperboard 2 turned over below falls to the station below, the paperboard conveying mechanism conveys the paperboard 2 to be turned over to the other set of paper collecting parts 20 on the turning device, then the paperboard 2 is turned over, and the process is repeated in a circulating mode.

This scheme is through setting up two sets of collection parts 20 and make the cardboard be placed to whole turning device below the top when receiving the cardboard, avoids the shortcoming that current turning device just can receive the cardboard after overturning once more, and it is short to have the work list cycle, advantage that work efficiency is high.

The paper collecting and overturning device further comprises an auxiliary overturning mechanism, the auxiliary overturning mechanism comprises a paper supporting plate 5, a chain wheel set, a first chain 7, a supporting plate driving shaft 12, a second chain 21 and a paper supporting plate driving motor 9, the chain wheel set is connected with the first chain 7, the supporting plate driving shaft 12 penetrates through the overturning frame and is connected with the chain wheel set, the number of the first chain 7 is at least two, the two ends of the paper supporting plate 5 are respectively fixed on the corresponding first chain 7, the paper supporting plate driving motor 9 is fixed on the outer machine body, and the paper supporting plate driving motor 9 drives the chain wheel set through the second chain 21.

The working principle is as follows: before or slightly after the paper receiving component 20 receives the paper board 2, the paper supporting board 5 is moved to the position above the paper receiving component 20 by rotating the first chain 7, the turnover mechanism and the auxiliary turnover mechanism are driven by the main shaft 15 of the rotating frame through an external driving device to rotate 180 degrees, in the process, the paper board 2 naturally overturns to the position above the paper supporting board 5 under the action of gravity, and the paper supporting board 5 supports the paper board 2;

the paper supporting plate driving motor 9 drives the chain wheel group through the second chain 21, the two ends of the supporting plate driving shaft 12 are connected with the chain wheels, the chain wheel group drives the first chain 7, the paper supporting plates 5 move under the action of the first chains 7 at the two ends of the paper supporting plates, the rotating direction of the first chains 7 is opposite to the rotating direction of the turnover device, along with the rotation of the first chains 7, the paper supporting plates 5 with surfaces perpendicular to the surfaces of the paper plates 2 appear in the plurality of paper supporting plates 5, the paper plates 2 are prevented from rotating along with the paper supporting plates, and after the paper supporting plates 5 are pulled away from the lower portions of the paper plates 2, the paper plates 2 naturally fall into a lower station to assist the paper plates 2 in completing turnover operation; then the paper supporting plate 5 is driven by the first chain 7 to move to the upper part of the paper collecting part above, and the next turning operation of the paper plate 2 is carried out.

In the scheme, the paper supporting plate 5 and the driving mechanism thereof are arranged to assist the turnover of the paper plate 2, and the paper plate 2 is supported and turned over through the circular motion of the paper supporting plate 5 around the main shaft 15 of the rotating frame, so that the swinging and turning mode of the paper plate in the prior art is avoided, and the structure is simple and ingenious; meanwhile, the rotating direction of the first chain 7 is opposite to the overturning direction of the overturning device, so that the paper receiving component 20 is not influenced by the resetting process of the paper supporting plate 5, the operation continuity is improved, and the overturning efficiency of the paper plate is further improved.

The chain wheel set comprises a transmission chain wheel 1, a first chain wheel 4, a second chain wheel 6, a third chain wheel 10, a motor chain wheel 14, a fourth chain wheel 18 and a driving chain wheel 11;

the transmission chain wheel 1, the first chain wheel 4, the second chain wheel 6 and the fourth chain wheel 18 are sequentially and rotatably fixed on the inner side of the roll-over stand, the third chain wheel 10 is sleeved on the spindle 15 of the roll-over stand, the driving chain wheel 11 is connected with the transmission chain wheel 1 through the supporting plate driving shaft 12, and the third chain wheel 10 and the driving chain wheel 11 are both positioned on the outer side of the roll-over stand;

the third chain wheel 10 is respectively connected with the motor chain wheel 14 and the driving chain wheel 11 through a second chain 21, the motor chain wheel 14 is fixed at the shaft extending end of the driving motor 9, and the driving chain wheel 1, the first chain wheel 4, the second chain wheel 6 and the fourth chain wheel 18 are connected through a first chain 7.

The working principle is as follows: the paper supporting plate driving motor 9 drives a third gear 10 through a motor chain wheel 14, the third gear 10 drives a driving chain wheel 11 to rotate through a second chain 21, the driving chain wheel 11 drives a driving chain wheel 1 to rotate through a supporting plate driving shaft 12, the driving chain wheel 1 drives a first chain wheel 4, a second chain wheel 6 and a fourth chain wheel 18 to rotate through a first chain 7, and meanwhile, the first chain 7 drives the paper supporting plate 5 to rotate around a rotating frame main shaft 15.

This scheme is through setting up a support cardboard driving motor 9 drive sprocket group to and guarantee the synchronism that the first chain 7 at 5 both ends of support cardboard removed through layer board drive shaft 12, it is even to further guarantee to take out from 2 atresss of in-process cardboards to hold in the palm cardboard 5, avoids 2 atresss uneven pincher problem to appear in cardboard atress.

The number of the paper supporting plates 5 is at least two, each paper supporting plate 5 is continuously fixed on the first chain 7, a gap is reserved between every two adjacent paper supporting plates 5, the size of the gap is within the range of 1-10mm, and the total width of all the fixed paper supporting plates 5 is smaller than or equal to the distance between the axis of the first chain wheel 4 and the axis of the second chain wheel 6.

The roll-over stand comprises a first roll-over stand side plate 16 and a second roll-over stand side plate 17, a roll-over stand main shaft 15 penetrates through the first roll-over stand side plate 16 and the second roll-over stand side plate 17, the first roll-over stand side plate 16 and the second roll-over stand side plate 17 are fixedly connected with the roll-over stand main shaft 15, one end of the paper collection part 20 is fixedly connected with the first roll-over stand side plate 16, and the other section of the paper collection part is fixedly connected with the second roll-over stand side plate 17.

The paper collecting component 20 comprises a paper collecting flat plate 19, a first paper baffle plate 3, a second paper baffle plate 13 and a third paper baffle plate 8, one end of the paper collecting flat plate 19 is fixedly connected with a first rotating frame side plate 16, the other end of the paper collecting flat plate is fixedly connected with a second rotating frame side plate 17, the first paper baffle plate 3, the second paper baffle plate 13 and the third paper baffle plate 8 are all in sliding connection with the paper collecting flat plate 19, the end faces of the first paper baffle plate 3 and the second paper baffle plate 13 are perpendicular to the axis of the rotating frame main shaft 15, and the end face of the third paper baffle plate 8 is parallel to the axis of the rotating frame main shaft 15.

The delivery flat plate 19 is provided with a slide rail, the first paper baffle plate 3, the second paper baffle plate 13 and the third paper baffle plate 8 are fixed with slide blocks corresponding to the slide rail, and the first paper baffle plate 3, the second paper baffle plate 13 and the third paper baffle plate 8 are connected with the slide rail on the delivery flat plate 19 in a sliding manner through the slide blocks.

Adjusting nuts are fixed on the first paper baffle plate 3, the second paper baffle plate 13 and the third paper baffle plate 8, and the adjusting nuts on the first paper baffle plate 3 are in threaded connection with a screw arranged on the second rotating frame side plate 17; the adjusting nut on the second paper blocking plate 13 is in threaded connection with the screw rod arranged on the first rotating frame side plate 16; the adjusting nut on the third paper baffle plate 8 is in threaded connection with the screw rod arranged on the paper collection flat plate 19.

The working principle is as follows: the delivery part 20 consisting of the delivery flat plate 19, the first paper baffle plate 3, the second paper baffle plate 13 and the third paper baffle plate 8 can fix the paper plates 2 with 4 degrees of freedom, and the paper support plate 5 above the delivery part 20 can fix the paper plates 2 with 5 degrees of freedom; all be connected with threaded screw rod structure to first fender cardboard 3, second fender cardboard 13 and third fender cardboard 8, can first fender cardboard 3 and second keep off the position about cardboard 13, position around the third fender cardboard 8, and then the size that can fixed cardboard 2 of adjustment.

This scheme is fixed through carrying out 5 degrees of freedom to cardboard 2, makes cardboard 2 also can keep neat at the upset in-process, and fixed effect is excellent, and adjustable baffle simultaneously makes the cardboard size that the device can overturn have the variety, has optimized the adaptability of device.

A gap is reserved between the upper end surface of the third paper baffle plate 8 and the plate surface of the paper support plate 5, and the size of the gap is within the range of 0.5-4 mm.

The clearance of the up end of third cardboard 8 and the face of support cardboard 5 no longer than the thickness of single paperboard can, prevent 2 upset backs of cardboard, support cardboard 5 and take out the in-process of leaving from cardboard 2 below, have the cardboard to follow the problem of the clearance roll-off between third cardboard 8 and the support cardboard 5.

The outer side of the first chain 7 is also provided with a plurality of baffles.

The working process is as follows:

1) As shown in fig. 1, before the paper receiving part 20 receives the paper board 2, the left and right positions of the first paper blocking board 3 and the second paper blocking board 13 and the front and back positions of the third paper blocking board 8 are adjusted by a screw-nut mechanism, so that the paper board 2 to be turned over can be received by the paper receiving part 20, the paper supporting board 5 is positioned above the paper receiving part 20, and an external device feeds the paper board 2 to the paper receiving part 20.

2) As shown in fig. 2, after the paper receiving component 20 finishes receiving, the external device drives the rotating frame main shaft 15 to rotate, so that the turnover device and the paper board 2 rotate 180 degrees around the rotating frame main shaft 15, the paper board 2 naturally falls above the paper supporting plate 5 under the action of self gravity, and the surface of the paper board 2 is still parallel to the plane of the receiving paper board 2 below; the paper supporting plate driving motor 9 is opened to drive the first chain 7 to rotate, the first chain 7 drives the two ends of the paper supporting plate 5 to move together, the paper supporting plate 5 is pulled out from the lower part of the paper plate 2, the paper plate 2 keeps static under the action of the third paper blocking plate 8, and after the paper supporting plate 5 is pulled out, the paper plate 2 falls onto a receiving device below to complete overturning.

3) As shown in fig. 3, while the lower delivery unit places the paper sheet 2 on the lower receiving device, the upper delivery unit receives the paper sheet, and after the lower paper sheet is turned over, the paper supporting plate 5 is driven by the first chain 7 under the action of the paper supporting plate driving motor 9 and the chain wheel set, and moves to the upper side of another set of delivery unit 20, and meanwhile, the paper sheet 2 enters the delivery unit 20 above the turning device to be turned over next time, and the process is repeated.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by logical analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention by those skilled in the art should be within the scope of protection defined by the claims.

Claims

1. The utility model provides a delivery turning device, includes tilting mechanism, its characterized in that, tilting mechanism includes revolving rack main shaft (15), delivery part (20) and supports the roll-over stand of whole tilting mechanism, the quantity of delivery part (20) is at least two, and each delivery part (20) symmetrical arrangement respectively is in the both sides of revolving rack main shaft (15), the roll-over stand receives revolving rack main shaft (15) rotary drive.

2. The delivery turning device of claim 1, further comprising an auxiliary turning mechanism, wherein the auxiliary turning mechanism comprises a paper supporting plate (5), a chain wheel set, a first chain (7), a supporting plate driving shaft (12), a second chain (21) and a paper supporting plate driving motor (9), the first chain (7) is connected with the chain wheel set, the supporting plate driving shaft (12) penetrates through the turning frame and is connected with the chain wheel set, the number of the first chains (7) is at least two, two ends of the paper supporting plate (5) are respectively fixed on the corresponding first chains (7), the paper supporting plate driving motor (9) is fixed on an external machine body, and the paper supporting plate driving motor (9) drives the chain wheel set through the second chain (21).

3. The delivery turning device according to claim 2, wherein the sprocket set comprises a driving sprocket (1), a first sprocket (4), a second sprocket (6), a third sprocket (10), a motor sprocket (14), a fourth sprocket (18) and a driving sprocket (11);

the transmission chain wheel (1), the first chain wheel (4), the second chain wheel (6) and the fourth chain wheel (18) are sequentially and rotatably fixed on the inner side of the roll-over stand, the third chain wheel (10) is sleeved on a main shaft (15) of the roll-over stand, the driving chain wheel (11) is connected with the transmission chain wheel (1) through a supporting plate driving shaft (12), and the third chain wheel (10) and the driving chain wheel (11) are both positioned on the outer side of the roll-over stand;

third sprocket (10) are connected respectively through second chain (21) and motor sprocket (14) and driving sprocket (11), motor sprocket (14) are fixed in driving motor (9) and go out the axle and extend the end, driving sprocket (1), first sprocket (4), second sprocket (6) and fourth sprocket (18) are connected through first chain (7).

4. A delivery turning device according to claim 3, wherein the number of the paper supporting plates (5) is at least two, each paper supporting plate (5) is continuously fixed on the first chain (7), a gap is left between the adjacent paper supporting plates (5), the size of the gap is in the range of 1-10mm, and the total width of all the fixed paper supporting plates (5) is smaller than or equal to the distance between the axis of the first chain wheel (4) and the axis of the second chain wheel (6).

5. A delivery turning device according to claim 4, wherein the outside of the first chain (7) is further provided with a plurality of baffles.

6. A delivery turning device according to claim 1, wherein the turning frame comprises a first turning frame side plate (16) and a second turning frame side plate (17), the turning frame main shaft (15) passes through the first turning frame side plate (16) and the second turning frame side plate (17), the first turning frame side plate (16) and the second turning frame side plate (17) are fixedly connected with the turning frame main shaft (15), one end of the delivery member (20) is fixedly connected with the first turning frame side plate (16), and the other end is fixedly connected with the second turning frame side plate (17).

7. A delivery turning device according to claim 1, wherein the delivery member (20) comprises a delivery plate (19), a first paper baffle plate (3), a second paper baffle plate (13) and a third paper baffle plate (8), one end of the delivery plate (19) is fixedly connected with a first rotating frame side plate (16), the other end is fixedly connected with a second rotating frame side plate (17), the first paper baffle plate (3), the second paper baffle plate (13) and the third paper baffle plate (8) are all slidably connected with the delivery plate (19), the end surfaces of the first paper baffle plate (3) and the second paper baffle plate (13) are perpendicular to the axis of the rotating frame main shaft (15), and the end surface of the third paper baffle plate (8) is parallel to the axis of the rotating frame main shaft (15).

8. The delivery turning device according to claim 7, wherein a slide rail is arranged on the delivery plate (19), a slide block corresponding to the slide rail is fixed on the first paper baffle plate (3), the second paper baffle plate (13) and the third paper baffle plate (8), and the first paper baffle plate (3), the second paper baffle plate (13) and the third paper baffle plate (8) are connected with the slide rail on the delivery plate (19) in a sliding manner through the slide block.

9. The delivery turning device according to claim 7, wherein the first paper baffle plate (3), the second paper baffle plate (13) and the third paper baffle plate (8) are all fixed with adjusting nuts, and the adjusting nuts on the first paper baffle plate (3) are in threaded connection with screws on the second rotating frame side plate (17); the adjusting nut on the second paper blocking plate (13) is in threaded connection with the screw rod arranged on the first rotating frame side plate (16); and an adjusting nut on the third paper baffle plate (8) is in threaded connection with a screw rod arranged on the paper collection flat plate (19).

10. A delivery turning device according to claim 7, wherein the upper end surface of the third paper board retaining plate (8) is spaced from the surface of the paper board retaining plate (5) by a gap, and the size of the gap is in the range of 0.5-4 mm.