CN114673027A

CN114673027A - Book repairing device

Info

Publication number: CN114673027A
Application number: CN202210380080.2A
Authority: CN
Inventors: 许尚立
Original assignee: Chongqing Industry Polytechnic College
Current assignee: Chongqing Industry Polytechnic College
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-06-28
Anticipated expiration: 2042-04-12
Also published as: CN114673027B

Abstract

The invention discloses a book repairing device, and belongs to the technical field of book repairing. The utility model provides a books prosthetic devices, includes the box, still includes: the pump body is fixedly arranged in the box body, the first tank body and the second tank body are arranged in the box body, and the input end of the pump body is communicated with the first tank body and the second tank body; the placing plate is arranged above the box body, a warm light lamp tube is arranged in the placing plate, a shear support is arranged on the box body, and the placing plate is arranged on the shear support; the working plate is arranged at the top of the box body in a sliding manner, the working plate is provided with an installation platform in a sliding manner, a roller is rotatably arranged below the installation platform, an atomizing nozzle is arranged on the installation platform, and the output end of the pump body is matched with the atomizing nozzle; according to the invention, not only are chemical reagents not required to be accurately matched manually, but also the defect of yellow spot expansion caused by non-uniform spraying range is prevented, and the paper is effectively prevented from wrinkling or damage by matching with smoothing during spraying, so that the labor amount of workers is reduced, and the paper repairing accuracy and integrity are improved.

Description

Book repairing device

Technical Field

The invention relates to the technical field of book repair, in particular to a book repair device.

Background

At present, book documents are printed publications and are inevitably influenced by various natural factors, such as sunlight, humidity, high temperature, worm damage, mildew, dust pollution and the like. The ultraviolet rays in the sunlight can disintegrate the cellulose in the books; the humidity of the air is too high, and the moisture absorbed by the books is increased, so that the books are easy to mildew; the air is dried too much, the cellulose loses toughness, the strength is reduced, and the cellulose is easy to break; the oxidation of lignin is accelerated when the temperature is too high, the water is evaporated too fast, and the paper is crisp and turns yellow; dust particles in the air are combined with moisture to form a covering layer on the book, so that microorganisms such as bacteria and mold are easy to breed; the books are worn, wrinkled, stained or unclear after long-term use. In order to effectively improve the recycling rate of old books and prolong the service life, the old book renovation treatment becomes a problem which needs to be solved urgently. Therefore, the old books, particularly the ancient books, can be repaired, the books can be recycled, the data value and the cultural relic value of the books are not damaged due to repair, the resource consumption can be reduced, the waste emission is reduced, and the effects of energy conservation and emission reduction are achieved.

In the prior art, professional deacidification treatment is mostly needed for removing the yellow spots on ancient books, precise chemical reagent proportioning is needed for removing the yellow spots, 95% alcohol and hydrogen peroxide are usually prepared according to a one-to-one ratio, and precise dipping time is controlled.

Disclosure of Invention

The invention aims to solve the defects that yellow spots of paper of a book are difficult to remove and the paper is easy to damage in the prior art, and provides a book repairing device.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a books prosthetic devices, includes the box, still includes: the pump body is fixedly arranged in the box body, a first tank body and a second tank body are arranged in the box body, and the input end of the pump body is communicated with the first tank body and the second tank body; the placing plate is arranged above the box body, a warm light lamp tube is arranged in the placing plate, a shear support is arranged on the box body, and the placing plate is arranged on the shear support; the setting of sliding is in the working plate at box top, wherein, the slip is provided with the mount table on the working plate, the mount table below is rotated and is provided with the roller, be provided with atomizer on the mount table, the output and the atomizer of the pump body cooperate.

In order to improve the accuracy of the medicament spraying range, preferably, the atomizer comprises: a first pipeline; the pipeline I is connected with the pipeline II through a plate body, and the output end of the pump body is communicated with the pipeline I; and the second pipeline is communicated with the negative pressure box.

In order to improve the stability of medicament spraying and the smoothness of paper, further, still include: the first ring body is rotatably arranged on the first pipeline, and the inner side of the first ring body is provided with turbine blades; the second ring body is rotatably arranged on the second pipeline, wherein blades are arranged on the inner side of the second ring body, one ends of the blades, far away from the second ring body, are connected with the first ring body, a toothed ring is arranged on the outer side of the second ring body, a rack is arranged on the working plate, and the toothed ring is meshed with the rack; and the connecting frame is fixedly arranged in the first pipeline and penetrates through the first ring body to extend to the bottom.

In order to prevent the paper from wrinkling, furthermore, a limiting rod is arranged on the working plate, a guide hole is formed in the mounting table, and the limiting rod penetrates through the guide hole.

In order to improve the smoothing effect on paper, preferably, the bottom of the mounting table is provided with a mounting cavity, a guide rod is arranged in the mounting cavity in a sliding mode, the roller is rotatably arranged on the guide rod, a first spring is arranged in the mounting cavity, and two ends of the first spring are fixedly connected with the guide rod in the mounting cavity respectively.

To better accommodate users of different heights, preferably the shear bracket comprises: the connecting rods are symmetrically arranged, and the middle parts of the two groups of connecting rods are rotationally connected; the driving screw rod is rotatably arranged at the top of the box body, threads with opposite rotation directions are arranged at two ends of the driving screw rod, the driving screw rod is connected with an installation block through threads, a first hinge seat is fixedly arranged at the top of the installation block, a second hinge seat is arranged at the bottom of the placing plate, and two ends of the connecting rod are respectively rotatably connected with the first hinge seat and the second hinge seat; and the driving motor is fixedly arranged in the box body, and the driving lead screw is fixedly connected to the output end of the driving motor.

In order to ensure the paper flattening pressure constant of the roller, further, the paper flattening device also comprises: the first air bag is arranged in the accommodating groove; and the pressure plate is fixedly arranged at the bottom of the mounting block and is fixedly connected with the first air bag, and the working plate ascends or descends when the first air bag is stretched or compressed.

In order to ensure the lifting stability of the working plate, furthermore, the top of the box body is provided with a positioning column, a telescopic rod is arranged in the positioning column in a sliding mode, the working plate is fixedly connected to the top of the telescopic rod, a second air bag is arranged in the positioning column and communicated with the first air bag, a second spring is sleeved on the second air bag, and two ends of the second spring are connected with the positioning column and the telescopic rod respectively.

In order to reduce the space occupation, preferably, a placing cavity is formed in the box body, the first tank body and the second tank body are arranged in the placing cavity, a mounting box is arranged at the top of the placing cavity, and the pump body is fixedly arranged in the mounting box.

Preferably, the warm light lamp is provided with three groups, and the three groups of warm light lamp are evenly distributed on the placing plate.

Compared with the prior art, the invention provides a book repairing device, which has the following beneficial effects:

1. according to the book repairing device, the warm light lamp tube is arranged in the placing plate, on one hand, light rays of the warm light lamp tube can penetrate through the placing plate to irradiate paper from the lower part, so that workers can observe the size and the infiltration amount of yellow spots conveniently, on the other hand, after chemical reagents are sprayed, the heat of the warm light lamp tube can accelerate the dissolution and evaporation of the reagents, and the dipping time of the chemical reagents is reduced;

2. according to the book repairing device, the working plate is provided with the mounting table to slide up and down, so that the roller and the placing plate are kept at the same height, the pressure of the roller on the upper surface of the placing plate is consistent, the paper flattening effect is ensured, in addition, the roller can be coated with absorbent paper, in the paper flattening process of the roller, redundant chemical reagents are adsorbed, the redundant chemical reagents are prevented from being diffused, and the paper yellow spot removing accuracy is improved;

3. according to the book repairing device, the mounting table is controlled to slide back and forth on the working plate through the pump body, so that automatic and efficient spraying operation is realized, and labor is greatly saved;

4. according to the book repairing device, the blades form negative pressure in the annular channel, on the premise of reducing the energy saving equipment cost, redundant chemical reagents are further efficiently adsorbed, the spraying range of the chemical reagents is controllable in precision, the repairing precision and the repairing effect of paper are improved, the roller is enabled to roll and smooth the paper in the process of spraying the chemical reagents, and the repairing effect of the paper is improved;

5. this books prosthetic devices guides the both ends of mount table through two sets of gag lever posts, ensures the uniformity and the stationarity of mount table motion, on the one hand, can make the even chemical reagent that sprays of atomizing nozzle, promotes the effect of getting rid of the macula lutea, and on the other hand can make the roller carry out even exerting pressure to the paper and smooth, prevents paper fold or damage.

The part which is not involved in the device is the same as the part which is not involved in the prior art or can be realized by adopting the prior art, the invention not only does not need to accurately match chemical reagents manually, but also prevents the defect of yellow spot expansion caused by uneven spraying range, and can effectively prevent paper from folding or damaging by matching with smoothing during spraying, thereby improving the precision and the integrity of paper repair while reducing the labor capacity of workers.

Drawings

Fig. 1 is a schematic structural diagram of a book repairing apparatus according to the present invention;

fig. 2 is a schematic structural diagram of a work board of a book repairing apparatus according to the present invention;

fig. 3 is a schematic structural view of a portion a of fig. 1 of a book repair apparatus according to the present invention;

fig. 4 is a schematic structural view of a portion B of fig. 1 of the book repairing apparatus according to the present invention;

fig. 5 is a schematic structural view of a portion C of fig. 1 of the book repairing apparatus according to the present invention;

fig. 6 is a first schematic structural view of an atomizer of a book repairing apparatus according to the present invention;

fig. 7 is a second schematic structural view of an atomizing nozzle of a book repairing apparatus according to the present invention;

fig. 8 is a schematic structural diagram of a ring body of a book repairing device according to the present invention.

In the figure: 1. a box body; 101. a placement chamber; 102. a containing groove; 103. mounting a box; 2. mounting blocks; 201. a pressure plate; 202. a first hinge seat; 3. a drive motor; 301. driving a lead screw; 4. a first air bag; 401. a second air bag; 5. a positioning column; 501. a telescopic rod; 502. a second spring; 6. a working plate; 601. a rack; 602. a limiting rod; 7. placing the plate; 701. a warm light tube; 702. a second hinge seat; 703. a connecting rod; 8. an installation table; 801. a mounting cavity; 9. a guide bar; 901. a first spring; 902. a roller; 10. a second pipeline; 11. a first pipeline; 12. a connecting frame; 13. a plate body; 14. a blade; 15. a ring body I; 16. a ring body II; 17. a turbine blade; 18. a second tank body; 19. a first tank body; 20. a pump body; 21. a negative pressure tank.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1, 2 and 6, a book repairing apparatus includes a freely movable case 1 with four sets of locking wheels for assisting a worker in bending over a table, and further includes: the pump body 20 is fixedly arranged in the box body 1, the pump body 20 is mainly a booster pump, a first tank body 19 for storing alcohol and a second tank body 18 for storing hydrogen peroxide are arranged in the box body 1, a connecting pipeline is arranged at the input end of the pump body 20, the first tank body 19 and the second tank body 18 are mainly communicated, when liquid in the two groups of tank bodies is extracted, the liquid can be mixed in the pipeline in a crossing manner, after being discharged by the pump body 20, further mixing can be realized in the pump body 20, and the accuracy of the mixing proportion is ensured; the placing plate 7 made of transparent glass or acrylic plate and arranged above the box body 1 is used for laying and placing paper to be repaired, the warm light lamp tubes 701 are arranged in the placing plate 7, three groups of warm light lamp tubes 701 are arranged, and the three groups of warm light lamp tubes 701 are uniformly distributed on the placing plate 7, on one hand, light rays of the warm light lamp tubes 701 can penetrate through the placing plate 7 to irradiate the paper from the lower part, so that workers can observe the size and the infiltration amount of yellow spots, on the other hand, after chemical reagents are sprayed, the heat of the warm light lamp tubes 701 can accelerate the dissolution and evaporation of the reagents, and the impregnation time of the chemical reagents is reduced, wherein the box body 1 is provided with a shear support, the placing plate 7 is arranged on the shear support, the shear support is mainly used for enabling the placing plate 7 to be adjusted in height and convenient to be used by workers with different heights, and the comfort and the universality of use are improved, the lifting adjusting structure can be not limited to a shear support, and can also be an air cylinder or a hydraulic cylinder and the like; follow and place board 7 and go on sliding from top to bottom and set up working plate 6 at box 1 top, wherein, it is provided with mount table 8 to slide on working plate 6, mount table 8 below is rotated and is provided with roller 902, be provided with atomizer on the mount table 8, the output of the pump body 20 cooperatees with atomizer, working plate 6 takes mount table 8 to slide from top to bottom, ensure roller 902 and place board 7 and keep the same height, make roller 902 unanimous to the pressure of placing board 7 upper surface, ensure the effect of smoothing to the paper, in addition, can also the cladding absorbent paper on roller 902, at the in-process that roller 902 smoothes the paper, adsorb unnecessary chemical reagent, prevent the diffusion of unnecessary chemical reagent, promote the precision of getting rid of the paper macula lutea.

In the scheme, the starting and stopping time of the pump body 20 can be accurately controlled by combining an automatic computer control system, alcohol and hydrogen peroxide chemical reagents which are prepared in a ratio are sprayed on yellow spots, soaking the yellow spots, starting a warm light tube 701 to dry redundant chemical reagents after about 15 minutes to enable the leached yellow spots to agglomerate, when the surface of the paper is caked, workers only need to use a brush to sweep off the paper, the spraying operation is carried out for about 3 hours, the yellow spots can be removed by repeating the steps for about one to two days, in the process, not only the chemical reagent does not need to be matched accurately by manpower, and the defect of yellow spot expansion caused by uneven spraying range is prevented, and the paper can be effectively prevented from wrinkling or breakage by matching with the smoothing in spraying, when reducing staff's amount of labour, promoted the prosthetic accurate nature of paper and integrality.

Referring to fig. 1, 2, 3, 6, 7 and 8, the atomizer head comprises: a first pipeline 11; the diameter of the second pipeline 10 is larger than that of the first pipeline 11, the second pipeline 10 is sleeved on the first pipeline 11, and a hollow annular channel is formed between the second pipeline 10 and the first pipeline 11, wherein the first pipeline 11 is connected with the second pipeline 10 through a plate body 13, and the output end of the pump body 20 is communicated with the first pipeline 11; fixed negative pressure box 21 that sets up on mount table 8, can set up negative pressure pump or external negative pressure equipment in negative pressure box 21 and make negative pressure box 21 in produce the negative pressure, pipeline two 10 is linked together with negative pressure box 21, when the pump body 20 is spouted chemical reagent from pipeline 11 in, atomizing chemical reagent can rebound to diffusion all around in the in-process of contact paper, in order to prevent that chemical reagent from diffusing to the paper department that need not to remove macula lutea, unnecessary atomizing drop of water can be siphoned away to the negative pressure that annular channel produced, thereby further assurance atomizing sprays the precision of scope, still include: the first ring body 15 is rotatably arranged on the first pipeline 11, the turbine blade 17 is arranged on the inner side of the first ring body 15, and in the process of spraying the chemical reagent in a pressurizing manner by the pump body 20, the chemical reagent can push the turbine blade 17 to drive the first ring body 15 to rotate; a second ring body 16 with a diameter larger than that of the first ring body 15 is rotatably arranged on the second pipeline 10, wherein the inner side of the second ring body 16 is provided with a blade 14, the direction of the blade 14 is opposite to the rotating direction of the turbine blade 17, and one end of the blade 14 far away from the second ring body 16 is connected with the first ring body 15, so as to form a whole, namely, when the first ring body 15 rotates, the second ring body 16 is also driven to rotate, so that the blade 14 forms negative pressure in an annular channel, on the premise of reducing energy and equipment cost, the redundant chemical reagent is further efficiently adsorbed, the precision of the spraying range of the chemical reagent is ensured to be controllable, the repairing precision and the repairing effect of paper are improved, in addition, a toothed ring is arranged on the outer side of the second ring body 16, a rack 601 is arranged on the working plate 6, the toothed ring is meshed with the rack 601, and in the process of atomizing and spraying the chemical reagent, the turbine blade 17 can enable the second ring body 16 to rotate, thereby make the second pipeline 10 take the mount table 8 to slide on the work board 6, in the course of all spraying chemical reagent, make the roller 902 roll-in to paper smooth, promote the repairing effect to the paper, here, the pipeline of the input end of the pump body 20 has a three-way valve, when needing to match chemical reagent, can make two groups of tank bodies communicate with pump body 20, when needing the mount table 8 to reset, make the input end of the pump body 20 communicate with outside air, the pump body 20 absorbs in opposite directions, the atomizing nozzle at this moment becomes the suction nozzle, on the one hand, can accelerate the circulation of the air around the paper, make the paper dry fast, facilitate the next spraying operation, greatly save time, on the other hand, in the course of breathing in opposite directions, the turbine blade 17 will also rotate in opposite directions, and drive the reversal of the second ring body 16, make the mount table 8 reset by oneself, control the mount table 8 to make a round trip to slide on the work board 6 through the pump body 20, automatic and efficient spraying operation is realized, and labor is greatly saved; the link 12, fixed setting is in pipeline 11, and runs through ring body 15 and extend to the bottom, because the setting of two sets of rings bodies can lead to two sets of pipelines to separate from top to bottom, in order to guarantee normal use, the pipeline of separation can be connected to link 12.

Referring to fig. 2, still be provided with gag lever post 602 on working plate 6, the guiding hole has been seted up on the mount table 8, gag lever post 602 runs through the guiding hole, at the gliding in-process of mount table 8, two sets of gag lever posts 602 can guide the both ends of mount table 8, ensure uniformity and stationarity of mount table 8 motion, on the one hand, can make the even chemical reagent that sprays of atomizing nozzle, promote the effect of getting rid of the macula lutea, on the other hand, can make roller 902 carry out even pressure application to the paper and smooth, prevent paper fold or damage.

Referring to fig. 1, 2 and 3, an installation cavity 801 is arranged at the bottom of the installation table 8, a guide rod 9 is arranged in the installation cavity 801 in a sliding mode, a roller 902 is arranged on the guide rod 9 in a rotating mode, a first spring 901 is arranged in the installation cavity 801, two ends of the first spring 901 are fixedly connected with the installation cavity 801 and the guide rod 9 respectively, flexible pressure is applied to the roller 902 through the first spring 901, and the paper smoothing effect is guaranteed.

Referring to fig. 1, 2 and 5, a shear bracket includes: two groups of symmetrically arranged connecting rods 703, and the middle parts of the two groups of connecting rods 703 are rotationally connected; the driving screw 301 is rotatably arranged at the top of the box body 1, threads with opposite rotation directions are arranged at two ends of the driving screw 301, two connecting rods 703 are respectively arranged on the threads with opposite rotation directions of the two groups of driving screws 301, wherein the driving screw 301 is in threaded connection with the mounting block 2, the top of the mounting block 2 is fixedly provided with a first hinge seat 202, the bottom of the placing plate 7 is provided with a second hinge seat 702, and two ends of the connecting rods 703 are respectively rotatably connected with the first hinge seat 202 and the second hinge seat 702; driving motor 3, fixed setting is in box 1, drive lead screw 301 fixed connection is at driving motor 3's output, when the height of placing board 7 is adjusted to needs, can start driving motor 3 and drive lead screw 301 and rotate, thereby make two sets of installation pieces 2 be close to each other or keep away from, when two sets of installation pieces 2 are close to, can make and place board 7 and rise, when two sets of installation pieces 2 are kept away from, can make and place board 7 and reduce, thereby can be according to staff's height and operation custom, better use, promote the travelling comfort to the paper repair operation process.

Referring to fig. 1, 2, 4 and 5, the method further includes: the first air bag 4, wherein the box body 1 is provided with a containing groove 102, and the first air bag 4 is arranged in the containing groove 102; the pressure plate 201 is fixedly arranged at the bottom of the mounting block 2, the pressure plate 201 is fixedly connected with the air bag I4, when the air bag I4 is stretched or compressed, the working plate 6 rises or falls, the top of the box body 1 is provided with the positioning column 5, the telescopic rod 501 is arranged in the positioning column 5 in a sliding mode, the working plate 6 is fixedly connected to the top of the telescopic rod 501, the air bag II 401 is arranged in the positioning column 5, the diameter of the air bag II 401 is larger than that of the air bag I4, the air bag II 401 is communicated with the air bag I4, the air bag II 401 is sleeved with the spring II 502, two ends of the spring II 502 are respectively connected with the positioning column 5 and the telescopic rod 501, when the placing plate 7 is driven by the shear support to rise, the pressure plate 201 can also compress the air bag I4, so that the gas in the air bag II 401 is sent to expand the air bag II 401, in the expanding process, the air bag II 401 can push the telescopic rod 501 to rise, and meanwhile, the spring II 502 is stretched, therefore, the working plate 6 and the placing plate 7 keep the same distance, the consistency and the stability of the paper flattening by the lifting roller 902 are improved, when the placing plate 7 is required to descend, the shearing force support acts again, the first air bag 4 is stretched, the air in the second air bag 401 is sent back to the first air bag 4 in cooperation with the contraction force of the second spring 502, and the working plate 6 and the placing plate 7 descend synchronously.

Referring to fig. 1, the box body 1 is internally provided with a placing cavity 101, the first tank body 19 and the second tank body 18 are both arranged in the placing cavity 101, the occupied space can be reduced, the top of the placing cavity 101 is provided with a mounting box 103, the pump body 20 is fixedly arranged in the mounting box 103, the pump body 20 can be prevented from being impacted when the tank body is replaced, the pump body 20 is effectively protected, and the service life of the pump body is prolonged.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a books prosthetic devices, includes box (1), its characterized in that still includes:

a pump body (20) fixedly arranged in the box body (1),

the tank body (1) is internally provided with a tank body I (19) and a tank body II (18), and the input end of the pump body (20) is communicated with the tank body I (19) and the tank body II (18);

a placing plate (7) arranged above the box body (1), wherein a warm light lamp tube (701) is arranged in the placing plate (7),

wherein a shear support is arranged on the box body (1), and the placing plate (7) is arranged on the shear support;

a working plate (6) arranged at the top of the box body (1) in a sliding way,

wherein, sliding on the working plate (6) and being provided with mount table (8), mount table (8) below is rotated and is provided with roller (902), be provided with atomizer on mount table (8), the output and the atomizer of the pump body (20) cooperate.

2. The book repair device according to claim 1, wherein the atomizer head comprises:

a first pipeline (11);

a second pipeline (10), wherein the second pipeline (10) is sleeved on the first pipeline (11),

the pump body (20) is characterized in that the pipeline I (11) is connected with the pipeline II (10) through a plate body (13), and the output end of the pump body is communicated with the pipeline I (11);

the negative pressure box (21) is fixedly arranged on the mounting table (8), and the second pipeline (10) is communicated with the negative pressure box (21).

3. The book repair device according to claim 2, further comprising:

the first ring body (15) is rotatably arranged on the first pipeline (11), and a turbine blade (17) is arranged on the inner side of the first ring body (15);

a second ring body (16) which is rotatably arranged on the second pipeline (10),

the inner side of the second ring body (16) is provided with a blade (14), one end, far away from the second ring body (16), of the blade (14) is connected with the first ring body (15), the outer side of the second ring body (16) is provided with a toothed ring, the working plate (6) is provided with a rack (601), and the toothed ring is meshed with the rack (601);

and the connecting frame (12) is fixedly arranged in the first pipeline (11) and extends to the bottom through the first ring body (15).

4. The book repairing device according to claim 2 or 3, wherein a limiting rod (602) is arranged on the working plate (6), a guide hole is formed on the mounting table (8), and the limiting rod (602) penetrates through the guide hole.

5. The book repairing device according to claim 1, wherein a mounting cavity (801) is formed in the bottom of the mounting table (8), a guide rod (9) is arranged in the mounting cavity (801) in a sliding mode, the roller (902) is rotatably arranged on the guide rod (9), a first spring (901) is arranged in the mounting cavity (801), and two ends of the first spring (901) are fixedly connected with the mounting cavity (801) and the guide rod (9) respectively.

6. The book repair device of claim 1, wherein the shear support comprises:

the connecting rods (703) are symmetrically arranged, and the middle parts of the two groups of connecting rods (703) are rotationally connected;

the driving screw rod (301) is rotatably arranged at the top of the box body (1), threads with opposite rotation directions are arranged at two ends of the driving screw rod (301),

the driving screw rod (301) is connected with an installation block (2) in a threaded manner, the top of the installation block (2) is fixedly provided with a first hinge seat (202), the bottom of the placing plate (7) is provided with a second hinge seat (702), and two ends of the connecting rod (703) are rotatably connected with the first hinge seat (202) and the second hinge seat (702) respectively;

the driving motor (3) is fixedly arranged in the box body (1), and the driving screw rod (301) is fixedly connected to the output end of the driving motor (3).

7. The book repair device according to claim 6, further comprising:

a first air bag (4),

the air bag I (4) is arranged in the accommodating groove (102);

a pressure plate (201) fixedly arranged at the bottom of the mounting block (2), wherein the pressure plate (201) is fixedly connected with the first air bag (4), and the working plate (6) ascends or descends when the first air bag (4) is stretched or compressed.

8. The book repairing device according to claim 7, wherein a positioning column (5) is arranged at the top of the box body (1), an expansion rod (501) is arranged in the positioning column (5) in a sliding manner, the working plate (6) is fixedly connected to the top of the expansion rod (501), a second air bag (401) is arranged in the positioning column (5), the second air bag (401) is communicated with the first air bag (4), a second spring (502) is sleeved on the second air bag (401), and two ends of the second spring (502) are respectively connected with the positioning column (5) and the expansion rod (501).

9. The book repairing device according to claim 1, wherein a placing cavity (101) is formed in the box body (1), the first tank body (19) and the second tank body (18) are both arranged in the placing cavity (101), a mounting box (103) is arranged at the top of the placing cavity (101), and the pump body (20) is fixedly arranged in the mounting box (103).

10. The book repair device according to claim 1, wherein said warm light lamps (701) are provided in three groups, and said warm light lamps (701) in three groups are uniformly distributed on the placing plate (7).