CN111958675A

CN111958675A - Book edge cutting machine

Info

Publication number: CN111958675A
Application number: CN202010883962.1A
Authority: CN
Inventors: 李君�
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2020-11-20

Abstract

The invention discloses a book edge cutting machine, and particularly relates to the technical field of book edge cutting equipment. According to the invention, through the arranged sliding vertical frame, the longitudinal sliding seat, the mounting frame, the connecting plate, the side cutting mechanism, the cutting mechanism and the pressing mechanism, the simultaneous trimming of three surfaces of a book is realized, a plurality of surfaces can be trimmed at one time, the trimming efficiency is high, the trimming effect is good, meanwhile, the automatic feeding and discharging work can be realized, the manual operation is reduced, the shredded paper strips after trimming can be cleaned in time, the automatic degree of stamping of the device is greatly enhanced, and the practicability and the convenience of the use of the device are improved.

Description

Book edge cutting machine

Technical Field

The invention relates to the technical field of book edge cutting equipment, in particular to a book edge cutting machine.

Background

Books are the main tools used by humans to record everything, and generally refer to an aggregate of sheets bound together and printed with characters. The book is also an important medium for human interaction feeling, knowledge inheritance and experience acquisition, is a main tool for recording all achievements by human beings, is also an important medium for human interaction feeling, knowledge acquisition and experience inheritance, greatly contributes to the development of human civilization, and is an important tool for human propagation and knowledge recording.

In books production and processing process, generally in order to make the edge of books more neat, pleasing to the eye, need carry out the cutting edge to three limits except that binding the limit to books, could accomplish and dispatch from the factory, current books cutting edge machine is inefficiency when cutting the limit to books, and the cutting edge effect is not good to in the cutting edge in-process need artifical unloading, degree of automation is low, also can not in time clear up the shredded paper strip after cutting the limit simultaneously, very big reduction the cutting edge efficiency and the cutting edge quality of books.

Disclosure of Invention

In order to overcome the above-mentioned defects in the prior art, an embodiment of the present invention provides a book edge trimmer, and the problems to be solved by the present invention are: current books trimming machine is inefficiency when cutting the limit to books, and the trimming effect is not good to in the manual work unloading of trimming in-process needs, degree of automation is low, also can not in time clear up the shredded paper strip behind the trimming simultaneously, very big reduction the trimming efficiency and the trimming quality of books.

In order to achieve the purpose, the invention provides the following technical scheme: a book trimming machine comprises a trimming platform, a first support frame and a second support frame, wherein the first support frame and the second support frame are positioned above the trimming platform, sliding vertical frames are arranged on the inner sides of the first support frame and the second support frame, the outer wall of each sliding vertical frame is connected with a longitudinal sliding seat in a sliding mode, one side of the outer wall of each longitudinal sliding seat is fixedly connected with a mounting frame, the mounting frames are connected through a connecting plate, a side cutting mechanism is arranged on one side, far away from the connecting plate, of each mounting frame and comprises a sliding transverse plate, a transverse sliding seat, a side cutting frame and a connecting rod, the sliding transverse plate is positioned on one side of the outer wall of each mounting frame and is fixedly connected with the mounting frames, the side cutting frames are connected with the sliding transverse plate in a sliding mode through the transverse sliding seats, the side cutting frames are connected with the connecting rod in a rotating mode through rotating shafts, one ends, far away from the side, the transmission motor is positioned on one side of the outer wall of the second support frame, a side cutting blade is installed on one side below the side cutting frame, a support is connected to one side of the outer wall of the connecting plate through a bolt, a support is fixedly connected to the lower portion of the support, a pressing mechanism and a clamping groove plate are arranged below the support, the clamping groove plate is positioned on one side of the pressing mechanism, the pressing mechanism comprises a telescopic frame, a pressing plate and an elastic anti-skid pad, the pressing plate is positioned below the telescopic frame, and the elastic anti-skid pad is positioned below the outer wall of the pressing plate;

cutting edge platform top one side is provided with cutting mechanism, cutting mechanism includes cutting support, cutting frame and spacing support, spacing support is located between the cutting frame, the inside sliding connection of spacing support has the cutting sloping, cutting sloping bottom fixedly connected with cutting blade, reset spring has been cup jointed to the cutting sloping outer wall, and reset spring is located between the spacing support, cutting sloping top fixedly connected with and the lug of draw-in groove board looks adaptation.

Preferably, the collecting funnel is fixedly connected to the lower side of the trimming platform, a cleaning mechanism is arranged on one side of the transmission motor and comprises a fan shell, a fan blade and a collecting box, the transmission motor and the fan blade are rotatably connected through a rotating shaft, the collecting funnel is connected with one side of the fan shell through a feeding pipe, and the one side of the lower side of the fan shell is connected with the collecting box through a discharging pipe.

Preferably, the recess has been seted up to cutting edge platform top opposite side, recess internally mounted has the conveyer belt, conveyer belt one side is provided with the push pedal, push pedal other end fixedly connected with cylinder.

Preferably, the expansion bracket includes telescope tube, telescopic inner pole and sliding block all are located the telescope tube inside, telescopic inner pole passes through sliding block and telescope tube inner wall sliding connection, link to each other through compression spring between sliding block and the telescope tube inner wall.

Preferably, both sides of the trimming platform are provided with side cutting grooves matched with the side cutting blades.

Preferably, a cutting groove matched with the cutting blade is formed in one end of the edge cutting platform.

Preferably, the inside sliding chutes matched with the cutting inclined frames are arranged in the limiting support.

Preferably, the conveyor belt is perpendicular to the edge cutting platform.

Preferably, the number of the telescopic frames is four, and the four telescopic frames are respectively positioned on the periphery of the bottom of the support.

The invention has the technical effects and advantages that:

1. the invention uses the transmission motor to drive the connecting rod to rotate through the rotating shaft through the arranged sliding vertical frame, the longitudinal sliding seat, the mounting frame, the connecting plate, the side cutting mechanism, the cutting mechanism and the pressing mechanism, the connecting rod can drive the longitudinal sliding seat to slide up and down on the outer wall of the sliding vertical frame and the side cutting frame to slide left and right on the sliding transverse plate through the transverse sliding seat, when the connecting rod rotates to drive the longitudinal sliding seat to descend to the lowest end, the compression spring in the telescopic frame is compressed, the telescopic inner rod is contracted into the telescopic sleeve through the sliding block, the pressing plate at the bottom end of the telescopic inner rod is always firmly pressed above the book to be cut, meanwhile, the slot plate is contacted with the projection of the cutting mechanism and pushes the cutting inclined frame to slide downwards and obliquely in the sliding chute of the limiting bracket, the reset spring is compressed, and the cutting blade at the bottom end of the cutting inclined frame can cut the C surface of the, because the paper is soft, cutting blade is the slope lower knife, this kind of cutting regularity is higher, the effect of cutting is better, the in-process that the side cutting blade is arc and can carry out synchronous cutting edge cutting work to the B face and the D face of books to the right side removal gradually simultaneously, thereby can realize carrying out cutting edge work to the trilateral while of books, once can cut edge the multiple face, it is efficient to cut edge, the cutting edge effect is better, can also realize unloading work in the automation simultaneously, manpower operation has been reduced, and can in time clear up the shredded paper strip after cutting edge, the degree of automation of device stamping has been strengthened greatly, the practicality and the convenience of device use have been improved.

Drawings

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

FIG. 2 is a side view of the overall structure of the present invention;

FIG. 3 is a state diagram of the side cutting mechanism and the cutting mechanism of the present invention when the cutting operation is started;

FIG. 4 is a side cutting mechanism and a cutting mechanism of the present invention;

FIG. 5 is a state diagram of the present invention when the cutting of the side cutting mechanism and the cutting mechanism is completed;

FIG. 6 is a state diagram of the automatic feeding and discharging of the side cutting mechanism and the cutting mechanism after the edge cutting is completed according to the present invention;

FIG. 7 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 8 is a schematic view of the cutting mechanism of FIG. 1 according to the present invention;

FIG. 9 is a schematic view of the pressing mechanism of the present invention;

fig. 10 is a schematic structural diagram of a book of the present invention.

The reference signs are: 1. cutting the edge platform; 2. a first support frame; 3. a second support frame; 4. a sliding vertical frame; 5. a longitudinal sliding seat; 6. a mounting frame; 7. a connecting plate; 8. a side cutting mechanism; 801. sliding the transverse plate; 802. a transverse sliding seat; 803. a side cutting frame; 804. a connecting rod; 805. a drive motor; 806. a side cutting blade; 9. a pillar; 10. a support; 11. a pressing mechanism; 111. a telescopic frame; 1111. a telescopic sleeve; 1112. a telescopic inner rod; 1113. a slider; 1114. a compression spring; 112. pressing a plate; 113. an elastic non-slip mat; 12. a slot clamping plate; 13. a cutting mechanism; 131. cutting the stent; 132. a cutting frame; 133. a limiting bracket; 134. cutting the inclined frame; 135. a cutting blade; 136. a return spring; 137. a bump; 14. a collection funnel; 15. a cleaning mechanism; 151. a fan housing; 152. an extraction fan blade; 153. a collection box; 154. a feed pipe; 155. a discharge pipe; 16. a groove; 17. a conveyor belt; 18. pushing the plate; 19. and a cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The book edge cutting machine comprises an edge cutting platform 1, a first support frame 2 and a second support frame 3, wherein the first support frame 2 and the second support frame 3 are both positioned above the edge cutting platform 1, the inner sides of the first support frame 2 and the second support frame 3 are both provided with a sliding vertical frame 4, the outer wall of the sliding vertical frame 4 is both connected with a longitudinal sliding seat 5 in a sliding manner, one side of the outer wall of the longitudinal sliding seat 5 is both fixedly connected with an installation frame 6, the installation frames 6 are connected with each other through a connecting plate 7, one side of the installation frame 6 far away from the connecting plate 7 is both provided with a side cutting mechanism 8, the side cutting mechanism 8 comprises a sliding transverse plate 801, a transverse sliding seat 802, a side cutting frame 803 and a connecting rod 804, the sliding transverse plate 801 is positioned on one side of the outer wall of the installation frame 6, the sliding transverse plate 801 is fixedly connected with the installation frame 6, and the side cutting frame 803 is connected, cut and rotate through the pivot between frame 803 and the connecting rod 804 and be connected, the one end that frame 803 was cut to the side was kept away from to connecting rod 804 rotates through the pivot and is connected with drive motor 805, and drive motor 805 is located 3 outer walls of second support frame one sides, cut and all install side cutting blade 806 in frame 803 below one side, there is pillar 9 connecting plate 7 outer wall one side through bolted connection, pillar 9 below fixedly connected with support 10, support 10 below is provided with hold-down mechanism 11 and draw-in groove board 12, draw-in groove board 12 is located hold-down mechanism 11 one side, hold-down mechanism 11 includes expansion bracket 111, clamp plate 112 and elastic non-slip mat 113, and clamp plate 112 is located expansion bracket 111 below, elastic non-slip mat 113 is located clamp plate 112 outer wall below.

Referring to fig. 1-8 of the specification, a cutting mechanism 13 is disposed on one side above a trimming platform 1 of the book edge trimmer of the embodiment, the cutting mechanism 13 includes cutting brackets 131, cutting brackets 132 and limiting brackets 133, the limiting brackets 133 are located between the cutting brackets 132, cutting brackets 134 are slidably connected inside the limiting brackets 133, cutting blades 135 are fixedly connected to the bottom ends of the cutting brackets 134, return springs 136 are sleeved on the outer walls of the cutting brackets 134, the return springs 136 are located between the limiting brackets 133, and bumps 137 matched with the slot plates 12 are fixedly connected to the top ends of the cutting brackets 134.

As shown in fig. 1 to 10, the implementation scenario specifically includes: in actual use, the part of the book needing trimming comprises three surfaces (namely a surface B, a surface C and a surface D), before actual trimming work is carried out, the book needing trimming is stacked at a certain height, the stacked book is conveyed to one side of the push plate 18 through the conveyor belt 17 and stops conveying, the push plate 18 is pushed by the air cylinder 19 to push the stacked book to a fixed trimming area (at the moment, the working states of the side cutting mechanism 8 and the cutting mechanism 13 are shown in figure 2), the work is carried out by starting the transmission motor 805, the transmission motor 805 drives the connecting rod 804 to rotate through the rotating shaft, the function at the moment is (1), the longitudinal sliding seat 5 can be driven to slide up and down on the outer wall of the sliding vertical frame 4 and the side cutting frame 803 can slide left and right on the sliding transverse plate 801 through the transverse sliding seat 802, when the longitudinal sliding seat 5 moves downwards on the outer wall of the sliding vertical frame 4, the mounting frame 6 and the connecting plate 7 can be driven to synchronously move downwards (at the moment, the working states Showing), the connecting plate 7 can drive the pillar 9 and the bracket 10 to move downwards synchronously, the bracket 10 moves downwards, the slot plate 12 and the pressing mechanism 11 can be driven to move downwards, meanwhile, the side cutting frame 803 gradually moves towards the right side through the sliding transverse plate 801 through the transverse sliding seat 802, so as to drive the side cutting blade 806 below the side cutting frame 803 to gradually move towards the right side in an arc-shaped motion track, the pressing plate 112 at the bottom end of the pressing mechanism 11 gradually contacts with the upper surface of the book to be trimmed and starts to compress and fix the book to be trimmed in the continuous descending process of the pressing mechanism 11, when the connecting rod 804 rotates to drive the longitudinal sliding seat 5 to descend to the lowest end on the outer wall of the sliding vertical frame 4 (at this time, the working states of the side cutting mechanism 8 and the cutting mechanism 13 are shown in fig. 4), the compression spring 1114 in the telescopic frame 111 is compressed, the telescopic inner rod 1112 is contracted into the telescopic sleeve 1111 through the sliding block 1113, the pressing plate 112 at the bottom end of the telescopic inner rod 1112 is firmly pressed above the book to be trimmed all the time, so that the stability of the book in the trimming process can be effectively ensured, and the problem that the book is deviated in the trimming process is avoided, meanwhile, the clamping groove plate 12 is contacted with the projection 137 of the cutting mechanism 13 and pushes the cutting inclined frame 134 to slide downwards and obliquely in the sliding chute of the limiting bracket 133, the reset spring 136 is compressed, the cutting blade 135 at the bottom end of the cutting inclined frame 134 can perform trimming and cutting work on the C surface of the book, because the paper is soft, the cutting blade 135 is an oblique lower knife, the cutting regularity is higher, the cutting effect is better, and meanwhile, the side cutting blade 806 can perform synchronous trimming and cutting work on the B surface and the D surface of the book in the process of gradually moving towards the right side, so that synchronous trimming work on three surfaces (namely the B surface, the C surface and the D surface) of the book can be completed, when the three-sided trimming of the book is completed, the connecting rod 804 continues to rotate, so as to drive the side cutting frame 803 to move to the rightmost side of the sliding transverse plate 801 and drive the mounting frame 6 to gradually move upwards along the sliding vertical frame 4 through the longitudinal sliding seat 5 (at this time, the working states of the side cutting mechanism 8 and the cutting mechanism 13 are shown in fig. 5), the slot plate 12 gradually starts to separate from the bump 137 of the cutting mechanism 13, the cutting blade 135 at the bottom end of the cutting inclined frame 134 automatically returns to be separated from the book under the reset action of the reset spring 136, the side cutting blade 806 also gradually moves to the rightmost end, when the connecting rod 804 rotates to drive the longitudinal sliding seat 5 to ascend to the topmost end along the sliding vertical frame 4, the mounting frame 6 drives the lower pillar 9, the support 10, the pressing mechanism 11 and the slot plate 12 to ascend to the topmost end, and then the cylinder 19 works again and pushes the push plate 18 to push the trimmed book away from the fixed trimming area (at this time, the working states of the side cutting The novel book edge cutting work can be carried out, the automatic edge cutting work of the book is realized, a plurality of surfaces can be cut at one time, the edge cutting efficiency is high, the edge cutting effect is good, meanwhile, the automatic feeding and discharging work can be realized, and the manual operation is reduced, so that the automation degree of the device stamping is greatly enhanced, and the practicability and the convenience of the device use are improved; (2) the shredded paper strips with cut edges fall through the side cutting slots and the cutting slots into the collecting hopper 14, the driving motor 805 can also drive the exhaust fan blade 152 on the other side to synchronously rotate in the process of driving the connecting rod 804 to rotate and cut edges, and wind power is generated by utilizing the rotation of the exhaust fan blade 152, so that the shredded paper dropped on the trimming platform 1 can be collected and stored in the collection box 153 through the collection hopper 14, the feed pipe 154 and the discharge pipe 155, thereby ensuring the cleanness and tidiness of the trimming platform 1 in the process of trimming the book, improving the quality of the trimming of the book, the embodiment particularly solves the problems that the edge cutting machine in the prior art has low efficiency and poor edge cutting effect when cutting edges of books, and need artifical unloading of going up in the trimming in-process, degree of automation is low, also can not in time clear up the shredded paper strip after the trimming simultaneously, very big reduction the trimming efficiency of books and the problem of trimming quality.

The lower side of the trimming platform 1 is fixedly connected with a collecting funnel 14, one side of a transmission motor 805 is provided with a cleaning mechanism 15, the cleaning mechanism 15 comprises a fan shell 151, a fan blade 152 and a collecting box 153, the transmission motor 805 and the fan blade 152 are rotatably connected through a rotating shaft, the collecting funnel 14 is connected with one side of the fan shell 151 through a feeding pipe 154, and one side of the lower side of the fan shell 151 is connected with the collecting box 153 through a discharging pipe 155.

Recess 16 has been seted up to cutting edge platform 1 top opposite side, recess 16 internally mounted has conveyer belt 17, conveyer belt 17 one side is provided with push pedal 18, push pedal 18 other end fixedly connected with cylinder 19 drives push pedal 18 through utilizing cylinder 19 to remove to can promote books and remove, and then can make things convenient for the last unloading work of books, reduce manual operation, strengthened books cutting edge machine's degree of automation.

The expansion bracket 111 includes telescopic sleeve 1111, flexible interior pole 1112 and sliding block 1113 all are located telescopic sleeve 1111 inside, flexible interior pole 1112 passes through sliding block 1113 and telescopic sleeve 1111 inner wall sliding connection, link to each other through compression spring 1114 between sliding block 1113 and the telescopic sleeve 1111 inner wall, pass through sliding block 1113 through flexible interior pole 1112 and reciprocate in telescopic sleeve 1111 inside to can guarantee that the clamp plate 112 of flexible interior pole 1112 bottom firmly compresses tightly all the time in the books top of waiting to cut out the limit, and then can effectively guarantee the stability of books at the cutting out limit in-process, avoid books to take place the problem of skew at the cutting out limit in-process.

The side grooving that all sets up with side cutter blade 806 looks adaptation in cutting edge platform 1 both sides, can make things convenient for the shredded paper strip that side cutter blade 806 side was cut to drop at collection funnel 14 through the side grooving, the collection work of the shredded paper strip of being convenient for.

Cutting groove with cutting blade 135 looks adaptation is seted up inside cutting platform 1 one end, can make things convenient for the shredded paper strip that cutting blade 135 cut to drop in collecting funnel 14 through cutting groove, the collection work of the shredded paper strip of being convenient for.

The limiting bracket 133 is internally provided with sliding chutes matched with the cutting inclined frames 134.

The conveyor belt 17 is perpendicular to the trimming platform 1, and can facilitate feeding of books.

The number of the telescopic frames 111 is four, and the four telescopic frames 111 are respectively located on the periphery of the bottom of the support 10.

As shown in fig. 1 to 10, the implementation scenario specifically includes: in the time of in-service use, through setting up clearance mechanism 15, utilize driving motor 805 to carry out the trimming in-process also can drive extraction fan leaf 152 and rotate in step, rotate through utilizing extraction fan leaf 152 and produce wind-force, thereby can be with the shredded paper strip that drops on trimming platform 1 through collecting funnel 14, inlet pipe 154 and discharging pipe 155 collect and store in collecting box 153, thereby can guarantee the clean and tidy on the trimming in-process trimming platform 1 of books, conveyer belt 17 through setting up, push pedal 18 and cylinder 19, can make things convenient for the last unloading work of books, manpower operation has been reduced, the degree of automation of books trimming machine has been strengthened, the problem that the shredded paper strip that exists can not in time clear up and degree of automation is low among the prior art has specifically been solved to this embodiment.

And finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a books cutting edge machine, includes cutting edge platform (1), first support frame (2) and second support frame (3) all are located cutting edge platform (1) top, its characterized in that: the inner sides of the first support frame (2) and the second support frame (3) are respectively provided with a sliding vertical frame (4), the outer wall of the sliding vertical frame (4) is connected with a longitudinal sliding seat (5) in a sliding manner, one side of the outer wall of the longitudinal sliding seat (5) is fixedly connected with a mounting frame (6), the mounting frames (6) are connected through a connecting plate (7), one side, far away from the connecting plate (7), of the mounting frame (6) is provided with a side cutting mechanism (8), the side cutting mechanism (8) comprises a sliding transverse plate (801), a transverse sliding seat (802), a side cutting frame (803) and a connecting rod (804), the sliding transverse plate (801) is positioned on one side of the outer wall of the mounting frame (6), the sliding transverse plate (801) is fixedly connected with the mounting frame (6), the side cutting frame (803) is connected with the sliding transverse plate (801) in a sliding manner through the transverse sliding seat (802), and the side cutting frame (803) is rotatably connected, one end, far away from the side cutting frame (803), of the connecting rod (804) is rotatably connected with a transmission motor (805) through a rotating shaft, the transmission motor (805) is located on one side of the outer wall of the second support frame (3), a side cutting blade (806) is installed on one side of the lower portion of the side cutting frame (803), a support column (9) is connected to one side of the outer wall of the connecting plate (7) through a bolt, a support (10) is fixedly connected to the lower portion of the support column (9), a pressing mechanism (11) and a clamping groove plate (12) are arranged below the support (10), the clamping groove plate (12) is located on one side of the pressing mechanism (11), the pressing mechanism (11) comprises a telescopic frame (111), a pressing plate (112) and an elastic anti-skid pad (113), the pressing plate (112) is located below the telescopic frame (111), and the elastic anti-skid pad (113) is located below;

cutting edge platform (1) top one side is provided with cutting mechanism (13), cutting mechanism (13) are including cutting support (131), cutting frame (132) and spacing support (133), spacing support (133) are located between cutting frame (132), spacing support (133) inside sliding connection has cutting sloping frame (134), cutting sloping frame (134) bottom fixedly connected with cutting blade (135), reset spring (136) have been cup jointed to cutting sloping frame (134) outer wall, and reset spring (136) are located between spacing support (133), cutting sloping frame (134) top fixedly connected with and draw-in groove board (12) lug (137) of looks adaptation.

2. A book edge trimmer according to claim 1, characterized in that: cut edge platform (1) below fixedly connected with collection funnel (14), driving motor (805) one side is provided with clearance mechanism (15), clearance mechanism (15) are including fan shell (151), extraction fan leaf (152) and collecting box (153), rotate through the pivot between driving motor (805) and the extraction fan leaf (152) and be connected, it links to each other through inlet pipe (154) to collect funnel (14) and fan shell (151) one side, link to each other through discharging pipe (155) between fan shell (151) below one side and collecting box (153).

3. A book edge trimmer according to claim 1, characterized in that: the cutting edge platform is characterized in that a groove (16) is formed in the other side above the cutting edge platform (1), a conveying belt (17) is arranged inside the groove (16), a pushing plate (18) is arranged on one side of the conveying belt (17), and an air cylinder (19) is fixedly connected to the other end of the pushing plate (18).

4. A book edge trimmer according to claim 1, characterized in that: expansion bracket (111) are including telescopic tube (1111), flexible interior pole (1112) and sliding block (1113) all are located telescopic tube (1111) inside, flexible interior pole (1112) are through sliding block (1113) and telescopic tube (1111) inner wall sliding connection, link to each other through compression spring (1114) between sliding block (1113) and telescopic tube (1111) inner wall.

5. A book edge trimmer according to claim 1, characterized in that: side cutting grooves matched with the side cutting blades (806) are formed in the two sides of the edge cutting platform (1).

6. A book edge trimmer according to claim 1, characterized in that: cutting grooves matched with the cutting blades (135) are formed in one end of the edge cutting platform (1).

7. A book edge trimmer according to claim 1, characterized in that: the limiting support (133) is internally provided with sliding chutes matched with the cutting inclined frames (134).

8. A book edge trimmer according to claim 1, characterized in that: the conveyor belt (17) is perpendicular to the edge cutting platform (1).

9. A book edge trimmer according to claim 1, characterized in that: the number of the telescopic frames (111) is four, and the four telescopic frames (111) are respectively positioned on the periphery of the bottom of the support (10).