CN210972861U

CN210972861U - Efficient books stacker

Info

Publication number: CN210972861U
Application number: CN201922017105.9U
Authority: CN
Inventors: 杨俊�
Original assignee: Huahui Printing Products Shenzhen Co ltd
Current assignee: Huahui Printing Products Shenzhen Co ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-07-10
Anticipated expiration: 2029-11-20

Abstract

The utility model discloses an efficient book stacking machine, which belongs to the field of book production equipment and comprises a book inlet conveyor belt, a stacking mechanism and a book outlet conveyor belt which are arranged in sequence, wherein a longitudinal book arranging mechanism and a transverse book arranging mechanism are arranged on the book outlet conveyor belt in sequence along the book conveying direction; the longitudinal book tidying mechanism comprises two longitudinal book tidying plates which are arranged at two sides of the book conveying line and are vertical to the book conveying direction, and a second driving assembly which drives the two longitudinal book tidying plates to move towards or away from each other; the transverse book trimming mechanism comprises two transverse book trimming plates which are respectively positioned on two sides of the book conveying line and parallel to the book conveying direction, book blocking plates which are positioned between the ends, far away from the stacking mechanism, of the two transverse book trimming plates, a third driving piece for driving one transverse book trimming plate to be close to or far away from the other transverse book trimming plate and a third driving component for driving the book blocking plates to move up and down. The advantages are that: can quickly and neatly stack a plurality of books to be pressed firmly and pressed flatly.

Description

Efficient books stacker

Technical Field

The utility model belongs to the technical field of books production facility and specifically relates to a machine is piled up to efficient books is related to.

Background

Currently, the following process steps are typically used in the production of a card book: it includes: a. discharging paper; b. assembling pages; c. gluing; d. mounting oppositely; e. stacking: a worker manually stacks a plurality of books on which glue is applied in order; f. flat pressing: and putting the stacked books on a flatting machine to firmly press and flatten the books.

During the process steps of card book production, the books which are manually stacked and glued are easy to be unevenly stacked; the book is easy to have indentation after the flattening step, and the quality of the book is affected, so that equipment capable of rapidly and neatly stacking a plurality of books to be firmly pressed and flattened is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an efficient books stacker, its advantage: can quickly and neatly stack a plurality of books to be pressed firmly and pressed flatly.

The above object of the present invention can be achieved by the following technical solutions: an efficient book stacking machine comprises a book inlet conveying belt, a stacking mechanism and a book outlet conveying belt which are sequentially arranged, wherein a longitudinal book arranging mechanism and a transverse book arranging mechanism are sequentially arranged on the book outlet conveying belt along a book conveying direction; the stacking mechanism comprises two frame plates which are respectively positioned at two sides of a book conveying line and are parallel to the book conveying direction, two positioning plates which are positioned between the two frame plates and are parallel to the book conveying direction, a first driving assembly which is arranged on the frame plates and drives the two positioning plates to move in an opposite direction or in an opposite direction, a bottom plate connected between the lower ends of the two frame plates and a baffle positioned between the upper ends of the two positioning plates far away from the book inlet conveying belt, wherein the middle parts of the positioning plates are provided with jacks, bearing plates are inserted in the jacks, and first driving pieces which drive the bearing plates to enter between the two positioning plates or withdraw from between the two positioning plates are arranged on the positioning; the stacking mechanism also comprises a push block arranged on the upper side of the bottom plate and a second driving piece for driving the push block to push the book from the position between the two positioning plates to the book outlet conveyor belt; the longitudinal book tidying mechanism comprises two longitudinal book tidying plates which are arranged at two sides of the book conveying line and are vertical to the book conveying direction, and a second driving assembly which drives the two longitudinal book tidying plates to move towards or away from each other; the transverse book trimming mechanism comprises two transverse book trimming plates which are respectively positioned on two sides of the book conveying line and parallel to the book conveying direction, book blocking plates which are positioned between the ends, far away from the stacking mechanism, of the two transverse book trimming plates, a third driving piece for driving one transverse book trimming plate to be close to or far away from the other transverse book trimming plate and a third driving component for driving the book blocking plates to move up and down.

Through the technical scheme, books to be pressed firmly and pressed flat can be quickly and tidily stacked. When the book pressing machine is used, the book pressing machine is butted to the input end of the flatting machine, then a worker can put books to be pressed firmly and pressed flatly one by one onto the book feeding conveyor belt, and then the books fall between the two positioning plates under the action of the book feeding conveyor belt and are temporarily supported by the supporting plate; when the books on the bearing plates reach the preset number, the two bearing plates are withdrawn from between the two positioning plates under the action of the second driving assembly, so that the books fall on the bottom plate; then the pushing block pushes the stacked books onto the book outlet conveyor belt under the action of the second driving piece, and the books are abutted to the longitudinal book trimming plate, so that two ends of the stacked books are flush; then the two longitudinal book trimming plates move back to back under the action of the second driving component, so that the stacked books move to the transverse book trimming mechanism and abut against the book blocking plates, and then the third driving component drives the transverse book trimming plates to move, so that the two transverse book trimming plates clamp the books, and the two sides of the stacked books are flush; and finally, conveying the books stacked orderly to a flattening machine by a book outlet conveying belt for flattening.

The utility model discloses further set up to: the first driving assembly comprises guide rods which penetrate through the two positioning plates and are vertical to the positioning plates and two-way lead screws which penetrate through the two positioning plates and are in threaded connection with the positioning plates; the two positioning plates are respectively positioned at two ends of the bidirectional screw rod; the two ends of the guide rod are fixed with the two frame plates respectively, the two ends of the bidirectional screw rod are connected with the two frame plates respectively in a rotating mode, and one end of the bidirectional screw rod penetrates through the frame plates and is fixed with a hand wheel.

Through the technical scheme, the staff can make two locating plates of two-way lead screw drive move in opposite directions or back to back through rotating the hand wheel to the equidirectional not, thereby reach the purpose of adjusting the interval between two locating plates, so that the interval between two locating plates is fit for not unidimensional books, avoid because the books that the interval too big leads to between two locating plates can not stack on the bearing board or because the books that the interval undersize leads to between two locating plates can not get into the condition appearance between two locating plates.

The utility model discloses further set up to: the first driving part comprises a first air cylinder and a first connecting rod, the first air cylinder is located between the positioning plate and the frame plate, the first connecting rod is connected with the first air cylinder, and a piston rod of the first air cylinder is fixedly connected to one side, close to the frame plate, of the supporting plate.

Through above-mentioned technical scheme, the staff can make and withdraw from between two locating plates or get into between two locating plates through the shortening and the extension of control first cylinder.

The utility model discloses further set up to: the second driving piece is a second air cylinder, a cylinder body of the second air cylinder is fixed on the rack of the book feeding conveying belt, and a piston rod of the second air cylinder is fixedly connected to one side, back to the book discharging conveying belt, of the push block.

Through above-mentioned technical scheme, the staff can make the books that second cylinder drive ejector pad will be piled up promote to a book conveyer belt through controlling the extension of second cylinder.

The utility model discloses further set up to: the two second driving assemblies are respectively used for driving the two longitudinal book trimming plates; the second driving assembly comprises a guide rail, a sliding block and a third air cylinder, wherein the guide rail is fixedly connected to the rack of the book outlet conveying belt and is parallel to the book conveying direction, the sliding block is connected to the guide rail in a sliding mode, the third air cylinder is fixed to the sliding block, the cross section of the guide rail is T-shaped, a sliding groove in sliding fit with the guide rail is formed in the sliding block, a first jackscrew in threaded fit with the sliding block is arranged on the sliding block in a penetrating mode, and the first jackscrew is abutted to the guide rail.

Through the technical scheme, the working personnel can control the extension and retraction of the two third cylinders to enable the third cylinders to drive the two longitudinal book trimming plates to move towards or away from each other; in addition, the position of the longitudinal book trimming plate on the book outlet conveyor belt can be adjusted by moving the sliding block along the guide rail, so that books with different sizes can be trimmed by the aid of the longitudinal book trimming plate matched with the pushing block.

The utility model discloses further set up to: the third driving part is a fourth cylinder, the cylinder body of the fourth cylinder is fixed on the rack of the book outlet conveying belt and is vertical to the book conveying direction, and the piston rod of the fourth cylinder is fixed on a transverse book trimming plate.

Through the technical scheme, the working personnel can control the fourth cylinder to extend to enable the fourth cylinder to push the transverse book trimming plate connected with the fourth cylinder to be close to the other transverse book trimming plate, so that the two transverse book trimming plates clamp the stacked books, and the two sides of the stacked books are flush; the book can also be loosened by controlling the fourth cylinder to shorten.

The utility model discloses further set up to: the third driving assembly comprises a fifth cylinder and a support, the fifth cylinder is located above the book blocking plate, the support is fixed to the rack of the book outlet conveying belt, a cylinder body of the fifth cylinder is fixed to the support, and a piston rod of the fifth cylinder is fixed to the book blocking plate.

Through above-mentioned technical scheme, the staff can shorten and extend through controlling the fifth cylinder, makes the fifth cylinder drive book blocking board upwards or move down.

The utility model discloses further set up to: one side that the baffle dorsad entered the book conveyer belt is fixed with the second connecting rod, waist shape hole has been seted up on the second connecting rod, the frame plate is kept away from the one end that enters the book conveyer belt and is fixed with the third connecting rod, set up threaded hole on the third connecting rod, waist shape hole with wear to be equipped with the second jackscrew in the screw hole, the head butt of second jackscrew in one side of second connecting rod dorsad first connecting rod.

Through the technical scheme, the position of the baffle can be adjusted by a worker according to the size of the book, so that the book can be automatically stacked together after falling onto the bearing plate.

The utility model discloses further set up to: two guide plates are arranged above the book feeding conveyor belt at intervals along the direction vertical to the book conveying direction.

Through above-mentioned technical scheme, the deflector can guide books, makes books can be accurate fall between two locating plates.

To sum up, the utility model discloses a beneficial technological effect does:

1. a plurality of books to be pressed firmly and pressed flat can be quickly and orderly stacked;

2. the two positioning plates are driven by the bidirectional screw rod to move in the opposite directions or in the opposite directions by rotating the hand wheels in different directions by a worker, so that the purpose of adjusting the distance between the two positioning plates is achieved, the distance between the two positioning plates is suitable for books with different sizes, and the situation that the books cannot be stacked on the bearing plate due to the overlarge distance between the two positioning plates or cannot enter the space between the two positioning plates due to the undersize distance between the two positioning plates is avoided;

3. the staff can adjust the position of baffle according to the size of book to can automatic pile together after making the book drop on the supporting plate.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

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

fig. 3 is a schematic structural view of the stacking mechanism.

In the figure, 1, a book feeding conveyor belt; 11. a guide plate; 12. a fourth link; 13. a strip-shaped hole; 14. mounting blocks; 15. a third jackscrew; 2. a stacking mechanism; 21. a frame plate; 22. positioning a plate; 23. a first drive assembly; 231. a guide bar; 232. a bidirectional lead screw; 233. a hand wheel; 24. a base plate; 25. a baffle plate; 251. a second link; 252. a waist-shaped hole; 253. a third link; 254. a second jackscrew; 26. a support plate; 27. a first driving member; 271. a first cylinder; 272. a first link; 28. a push block; 29. a second driving member; 3. a book outlet conveyor belt; 4. a longitudinal book arrangement mechanism; 41. a longitudinal book trimming plate; 42. a guide rail; 43. a slider; 44. a first jackscrew; 45. a third cylinder; 5. a transverse book arranging mechanism; 51. a transverse book trimming plate; 52. a third driving member; 53. a book blocking plate; 54. a third drive assembly; 541. a fifth cylinder; 542. a support; 55. a fifth link; 56. a rectangular hole; 57. a fixed block; 58. and a fourth jackscrew.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the invention.

Example (b):

referring to fig. 1, for the utility model discloses an efficient books stacker, include book conveyer belt 1, stacking mechanism 2 and the book conveyer belt 3 of going out that sets gradually along books direction of transfer, vertically arrange book mechanism 4 and transversely arrange book mechanism 5 along books direction of transfer on book conveyer belt 3 of going out has set gradually.

Referring to fig. 1, two guide plates 11 are arranged above a book feeding conveyor belt 1 at intervals along a direction perpendicular to a book conveying direction, a fourth connecting rod 12 is fixed on one side of each of the two guide plates 11, which is away from each other, a long-strip-shaped hole 13 is formed in the fourth connecting rod 12, and the length direction of the long-strip-shaped hole 13 is perpendicular to the guide plates 11; a mounting block 14 is fixed on the frame of the book feeding conveyor belt 1, a third jackscrew 15 is screwed on the mounting block 14, the third jackscrew 15 penetrates through the elongated hole 13, and the head of the third jackscrew 15 abuts against one side of the fourth connecting rod 12, which faces away from the mounting block 14.

When the staff places the book to be flattened and secured on the book entrance conveyor 1, the book enters between the two guide plates 11 and is thrown into the stacking mechanism 2 by the book entrance conveyor 1 under the guiding action of the two guide plates 11.

Referring to fig. 1, stacking mechanism 2 includes two frame plates 21 that are located book transfer line both sides and are parallel with book direction of transfer respectively, two locating plates 22 that are located between two frame plates 21 and are parallel with book direction of transfer, install on frame plate 21 and drive two locating plates 22 first drive assembly 23 of motion in opposite directions or back to back and fix bottom plate 24 between two frame plates 21 lower extreme, keep away from at two locating plates 22 and advance book conveyer belt 1 and be provided with baffle 25 between one side upper end, specific saying so: a second connecting rod 251 is vertically fixed on one side of the baffle 25, which is back to the book entering conveyor belt 1, a waist-shaped hole 252 is formed in the second connecting rod 251, a third connecting rod 253 is fixed on one end of one frame plate 21, which is far away from the book entering conveyor belt 1, a threaded hole is formed in the third connecting rod 253, a second jackscrew 254 is arranged in the waist-shaped hole 252 and the threaded hole in a penetrating manner, and the head of the second jackscrew 254 abuts against one side of the second connecting rod 251, which is back to the first connecting rod 272.

Referring to fig. 3, an insertion hole is formed in the middle of the positioning plate 22, a supporting plate 26 is inserted into the insertion hole, in a normal state, one side of the supporting plate 26 extends between the two positioning plates 22, a first driving member 27 is further mounted on the positioning plate 22 and drives the supporting plate 26 to exit from or extend into between the two positioning plates 22 again, specifically, the first driving member 27 includes a first cylinder 271 located between the positioning plate 22 and the frame plate 21 and a first connecting rod 272 fixed between the cylinder body of the first cylinder 271 and the positioning plate 22, and the piston rod of the first cylinder 271 is fixedly connected to one side of the supporting plate 26 close to the frame plate 21.

With reference to fig. 1, the stacking mechanism 2 further includes a pushing block 28 disposed on the upper side of the bottom plate 24 and a second driving member 29 for driving the pushing block 28 to push the books from between the two positioning plates 22 to the book output conveyor 3, in this embodiment, the second driving member 29 is a second air cylinder, a cylinder body of the second air cylinder is located below the book input conveyor 1, and is fixedly connected to a frame of the book input conveyor 1, and a piston rod of the second air cylinder is fixedly connected to a side of the pushing block 28 facing away from the book output conveyor 3.

When the books are sent to the stacking mechanism 2 by the book-in conveyor belt 1, the books first go between the two positioning plates 22, then the books collide with the baffle 25, then the books fall onto the two supporting plates 26, when the books on the supporting plates 26 reach a predetermined number, the first air cylinder 271 is shortened, so that the two supporting plates 26 are withdrawn from between the two positioning plates 22, so that the stacked books are stacked on the bottom plate 24, and then the second air cylinder is extended, so that the stacked books are pushed to the book-out conveyor belt 3 by the push block 28.

Referring to fig. 1, the first driving assembly 23 includes a guide rod 231 vertically penetrating the two positioning plates 22 and slidably fitting the positioning plates 22, and a bidirectional screw 232 vertically penetrating the two positioning plates 22 and threadedly connected to the two positioning plates 22; two ends of the positioning plate 22 are respectively fixed on the two frame plates 21; one end of the screw rod is rotatably connected with one frame plate 21, and the other end of the screw rod penetrates through the other frame plate 21 and is fixed with a hand wheel 233; it should be noted that the two positioning plates 22 are respectively located at two ends of the two-way screw 232, and since the two-way screw 232 is respectively provided with left-handed threads and right-handed threads by taking the center of the two-way screw 232 as a boundary, a worker can rotate the handwheel 233 in different directions to drive the two positioning plates 22 to move in opposite directions or in opposite directions, so that the distance between the two positioning plates 22 is suitable for books of different sizes.

Referring to fig. 1 and 2, the longitudinal book trimming mechanism 4 includes two longitudinal book trimming plates 41 disposed at two sides of a book conveying line and perpendicular to a book conveying direction, and two second driving assemblies for respectively driving the two longitudinal book trimming plates 41 to move in a direction opposite to or away from each other, specifically, the second driving assembly includes a guide rail 42 fixedly connected to a frame of the book discharging conveyor 3 and parallel to the book conveying direction, the guide rail 42 has a T-shaped cross section, a slider 43 is disposed on the guide rail 42, a T-shaped sliding groove slidably fitted to the guide rail 42 is disposed at a lower side of the slider 43, a first top thread 44 threadedly fitted to the slider 43 is further disposed on the slider 43, a first positioning abutment is abutted to the guide rail 42, a third cylinder 45 is further fixed to an upper side of the slider 43, telescopic rods of the two third cylinders 45 are opposite to each other, L is fixed between the telescopic rod of the third cylinder 45 and the corresponding longitudinal book trimming plate 41, when the two third cylinders 45 extend, the two longitudinal book trimming plates 41 move in a direction away from each other, and when the two third cylinders 45 extend, the two longitudinal trimming plates 41 move in a direction close to each other.

Under the normal state, the third cylinder 45 is in a shortened state, when the pushing block 28 pushes the stacked books to the book outlet conveyor belt 3, one end of each book is abutted to the two longitudinal book trimming plates 41, the other end of each book is abutted to the pushing block 28, so that two ends of the stacked books are flush, then the two longitudinal book trimming plates 41 move towards the direction away from each other under the action of the third cylinder 45, and the stacked books move to the transverse book trimming mechanism 5 along with the book outlet conveyor belt 3.

Referring to fig. 1, the transverse book trimming mechanism 5 includes two transverse book trimming plates 51 respectively located at both sides of the book conveying line and parallel to the book conveying direction, a book blocking plate 53 located between the ends of the two transverse book trimming plates 51 far from the stacking mechanism 2, and a third driving assembly 54 for driving the book blocking plate 53 to move up and down. For convenience of description, two transverse book trimming plates 51 are named respectively, one is named as a first transverse book trimming plate 51, and the other is named as a second transverse book trimming plate 51; a third driving member 52 is connected to a side of the first transverse book trimming plate 51, which is opposite to the second transverse book trimming plate 51, specifically, the third driving member 52 is a fourth cylinder, a cylinder body of the fourth cylinder is fixed on a frame of the book output conveyor belt 3 and is perpendicular to the book conveying direction, and a piston rod of the fourth cylinder is fixed on the first transverse book trimming plate 51.

A fifth connecting rod 55 is fixed on one side of the second transverse book trimming plate 51, which is back to the first transverse book trimming plate 51, a rectangular hole 56 is formed in the fifth connecting rod 55, and the length direction of the rectangular hole 56 is vertical to the second transverse book trimming plate 51; a fixed block 57 is fixed on the frame of the book output conveyor belt 3, a fourth jackscrew 58 is screwed on the fixed block 57, the fourth jackscrew 58 is arranged through the rectangular hole 56, and the head of the fourth jackscrew 58 is abutted against one side of the fifth connecting rod 55 back to the fixed block 57.

Referring to fig. 1, the third driving assembly 54 includes a fifth cylinder 541 located above the book guard 53 and a bracket 542 fixed to the frame of the book outgoing conveyor 3, a cylinder body of the fifth cylinder 541 is fixed to the bracket 542, and a piston rod of the fifth cylinder 541 is fixed to the book guard 53.

When the stacked books move to the transverse book trimming mechanism 5, the stacked books move between the two transverse book trimming plates 51 and abut against the book blocking plate 53, then the fourth air cylinder extends to enable the two transverse book trimming plates 51 to clamp the stacked books, so that the two sides of the stacked books are flush, then the fourth air cylinder is shortened, and the fifth air cylinder 541 is shortened to enable the books to continuously move along with the book outlet conveyor belt 3.

When the book stacking machine is used, the book stacking machine is butted to the input end of a flattening machine (the flattening machine preferably adopts a double-group station automatic flattening line disclosed by the publication number CN 207416046U), then a worker can put books to be firmly pressed and flattened one by one on the book inlet conveyor belt 1, then the books enter the stacking mechanism 2 to be stacked, then the books are moved to the book outlet conveyor belt 3 to be tidily arranged by the longitudinal book arranging mechanism 4 and the transverse book arranging mechanism 5, and finally the books are conveyed to the flattening machine by the book outlet conveyor belt 3 to be flattened.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. An efficient book stacker is characterized in that: the book stacking machine comprises a book feeding conveyor belt (1), a stacking mechanism (2) and a book discharging conveyor belt (3) which are sequentially arranged, wherein a longitudinal book arranging mechanism (4) and a transverse book arranging mechanism (5) are sequentially arranged on the book discharging conveyor belt (3) along the book conveying direction; the stacking mechanism (2) comprises two frame plates (21) which are respectively positioned at two sides of a book conveying line and are parallel to the book conveying direction, two positioning plates (22) which are positioned between the two frame plates (21) and are parallel to the book conveying direction, a first driving assembly (23) which is arranged on the frame plates (21) and drives the two positioning plates (22) to move in the opposite direction or in the opposite direction, a bottom plate (24) connected between the lower ends of the two frame plates (21) and a baffle plate (25) positioned between the upper ends of the two positioning plates (22) far away from the book conveying belt (1), wherein a jack is formed in the middle of each positioning plate (22), a bearing plate (26) is connected in the jack in a plugged mode, and a first driving piece (27) which drives the bearing plate (26) to enter between the two positioning plates (22) or to exit from between the two positioning plates; the stacking mechanism (2) also comprises a push block (28) arranged on the upper side of the bottom plate (24) and a second driving piece (29) for driving the push block (28) to push books from the space between the two positioning plates (22) to the book outlet conveyor belt (3);

the longitudinal book tidying mechanism (4) comprises two longitudinal book tidying plates (41) which are arranged at two sides of the book conveying line and are vertical to the book conveying direction, and a second driving component for driving the two longitudinal book tidying plates (41) to move in the opposite direction or in the opposite direction;

the transverse book trimming mechanism (5) comprises two transverse book trimming plates (51) which are respectively positioned at two sides of the book conveying line and are parallel to the book conveying direction, a book blocking plate (53) which is positioned between one ends, far away from the stacking mechanism (2), of the two transverse book trimming plates (51), a third driving piece (52) which drives one transverse book trimming plate (51) to be close to or far away from the other transverse book trimming plate (51) and a third driving assembly (54) which drives the book blocking plate (53) to move up and down.

2. A high efficiency book stacker as in claim 1 wherein: the first driving assembly (23) comprises guide rods (231) which are arranged in the two positioning plates (22) in a penetrating mode and are perpendicular to the positioning plates (22) and bidirectional lead screws (232) which are arranged in the two positioning plates (22) in a penetrating mode and are in threaded connection with the positioning plates (22); the two positioning plates (22) are respectively positioned at two ends of the bidirectional screw rod (232); the two ends of the guide rod (231) are fixed with the two frame plates (21) respectively, the two ends of the bidirectional lead screw (232) are rotatably connected with the two frame plates (21) respectively, and one end of the bidirectional lead screw (232) penetrates through the frame plates (21) and is fixed with a hand wheel (233).

3. A high efficiency book stacker as in claim 1 wherein: the first driving part (27) comprises a first air cylinder (271) located between the positioning plate (22) and the frame plate (21) and a first connecting rod (272) connected with the first air cylinder (271) and the positioning plate (22), and a piston rod of the first air cylinder (271) is fixedly connected to one side, close to the frame plate (21), of the bearing plate (26).

4. A high efficiency book stacker as in claim 1 wherein: the second driving piece (29) is a second air cylinder, a cylinder body of the second air cylinder is fixed on the rack of the book feeding conveying belt (1), and a piston rod of the second air cylinder is fixedly connected to one side, back to the book feeding conveying belt (3), of the push block (28).

5. A high efficiency book stacker as in claim 1 wherein: the two second driving assemblies are respectively used for driving the two longitudinal book trimming plates (41); the second drive assembly includes guide rail (42) that the rigid coupling is parallel in the frame of going out book conveyer belt (3) and with books direction of transfer, slide slider (43) of connection on guide rail (42) and fix third cylinder (45) on slider (43), the cross-section of guide rail (42) is the T shape, set up the spout with guide rail (42) sliding fit on slider (43), wear to be equipped with on slider (43) with slider (43) screw-thread fit's first jackscrew (44), first jackscrew (44) butt in on guide rail (42).

6. A high efficiency book stacker as in claim 1 wherein: the third driving part (52) is a fourth cylinder, the cylinder body of the fourth cylinder is fixed on the rack of the book outlet conveyor belt (3) and is vertical to the book conveying direction, and the piston rod of the fourth cylinder is fixed on a transverse book trimming plate (51).

7. A high efficiency book stacker as in claim 1 wherein: the third driving assembly (54) comprises a fifth air cylinder (541) located above the book blocking plate (53) and a support (542) fixed on the rack of the book outlet conveying belt (3), the cylinder body of the fifth air cylinder (541) is fixed on the support (542), and the piston rod of the fifth air cylinder (541) is fixed on the book blocking plate (53).

8. A high efficiency book stacker as in claim 1 wherein: one side of the baffle (25) back to the book feeding conveyor belt (1) is fixed with a second connecting rod (251), a waist-shaped hole (252) is formed in the second connecting rod (251), one end, far away from the book feeding conveyor belt (1), of the rack plate (21) is fixed with a third connecting rod (253), a threaded hole is formed in the third connecting rod (253), a second jackscrew (254) penetrates through the waist-shaped hole (252) and the threaded hole, and the head of the second jackscrew (254) abuts against one side, back to the first connecting rod (272), of the second connecting rod (251.

9. A high efficiency book stacker as in claim 1 wherein: two guide plates (11) are arranged above the book feeding conveyor belt (1) at intervals along the direction vertical to the book conveying direction.