CN114055545B

CN114055545B - Three-sided book trimming machine

Info

Publication number: CN114055545B
Application number: CN202111181802.3A
Authority: CN
Inventors: 张崇誉
Original assignee: Wenzhou Ruiguang Machinery Co ltd
Current assignee: Wenzhou Ruiguang Machinery Co ltd
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2023-07-25
Anticipated expiration: 2041-10-11
Also published as: CN114055545A

Abstract

The utility model relates to a three-sided book trimming machine, which comprises a frame, wherein a book trimming device is arranged on the frame, and comprises a book trimming table, a book trimming knife and a cutter driving piece, wherein the book trimming table is arranged on the frame and used for supporting books, the book trimming knife is connected on the frame in a sliding way, and the cutter driving piece is used for driving the book trimming knife to lift; the book feeding device comprises a push plate and a pushing mechanism for driving the push plate to reciprocate towards the book cutting table; the positioning device comprises a positioning block which is arranged on the frame in a sliding way, a first positioning driving piece which is used for driving the positioning block to horizontally move along the direction vertical to the feeding direction of the books, and a second positioning driving piece which is used for driving the positioning block to horizontally move along the direction parallel to the feeding direction of the books; when the books are conveyed to the book cutting table, the positioning blocks are abutted against one side of the books, which is far away from the pushing plate. The method has the effect of high product quality.

Description

Three-sided book trimming machine

Technical Field

The application relates to the technical field of book processing equipment, in particular to a three-sided book trimming machine.

Background

The three-sided book trimming machine is a machine that cuts out three sides (i.e., non-glued sides of a book) of a glued book that can be turned, so that the book is processed to a specified size.

At present, when a three-sided book trimming machine in the market works, after books are sent into a book trimming table positioned under a book trimming knife, the books are easy to deviate relative to the book trimming knife due to factors such as inertia of the books themselves or false touch of operators, so that the quality of finished products of the books after trimming is reduced and needs to be improved.

Disclosure of Invention

In order to improve the quality of finished products, the application provides a three-sided book trimming machine.

The application provides a trilateral book trimming machine adopts following technical scheme:

a three-sided book trimming machine comprises a frame, wherein the frame is provided with

The book cutting device comprises a book cutting table, a book cutting knife and a cutter driving piece, wherein the book cutting table is arranged on the machine frame and used for supporting books, the book cutting knife is connected to the machine frame in a sliding mode, and the cutter driving piece is used for driving the book cutting knife to lift;

the book feeding device comprises a push plate and a pushing mechanism for driving the push plate to reciprocate towards the book cutting table;

the positioning device comprises a positioning block which is arranged on the frame in a sliding way, a first positioning driving piece which is used for driving the positioning block to horizontally move along the direction vertical to the feeding direction of the books, and a second positioning driving piece which is used for driving the positioning block to horizontally move along the direction parallel to the feeding direction of the books; when the books are conveyed to the book cutting table, the positioning blocks are abutted against one side of the books, which is far away from the pushing plate.

Through adopting above-mentioned technical scheme, when cutting books, make the push pedal push away to cut the book bench before through pushing away the mechanism, drive the locating piece through first location driver and move along the direction horizontal migration that is perpendicular to books feed earlier, make the locating piece along being parallel to books feed the direction horizontal migration through the second location driver, until the locating piece butt is at the one side that books were kept away from the push pedal. At the moment, the positioning block plays a role in positioning the book on the book cutting table, and when the book is pushed to the book cutting table by the push plate, the book is not easy to slide relative to the book cutting knife under the action of self inertia or external force, so that the stability of the book is improved, and the quality of finished products of the book after cutting is guaranteed.

Optionally, the first positioning driving piece includes that the rotation sets up the positioning gear in the frame, meshing in positioning rack of positioning gear one side, with positioning rack fixed connection's locating rack and be used for driving positioning gear forward and backward pivoted setting piece, the positioning rack is the feed direction that the level set up and length direction perpendicular to books, the locating piece is connected on the locating rack.

Through adopting above-mentioned technical scheme, when locating piece drive positioning gear rotated, positioning rack and locating rack can be along the direction horizontal migration that perpendicular to books fed, and then drive the locating piece to be close to or keep away from one side horizontal migration of books. Before a book is cut, the first positioning driving piece is utilized to drive the positioning block to move towards the book placed on the book cutting table, so that the positioning block positions the book; after the cutting is finished, the first positioning driving piece is utilized to drive the positioning block to move to one side far away from the book so as to output the cut book.

Optionally, the locating piece includes first location initiative helical gear, with first location driven helical gear of first location initiative helical gear intermeshing, be used for driving first location initiative helical gear pivoted first location motor and be used for driving the hold-in range of location gear along with first location driven helical gear synchronous rotation.

By adopting the technical scheme, when the first positioning motor works, the first positioning driving helical gear rotates, so that the first positioning driven helical gear rotates along with the first positioning driving helical gear. Under the linkage action of the synchronous belt, the positioning gear can synchronously rotate along with the first positioning driven bevel gear, so that the positioning block is driven to horizontally move, and the stability and the position accuracy of the positioning block during movement are high. The operator can correspond the position of adjusting the locating piece according to the size of books to the books of adaptation location different sizes, the practicality is strong.

Optionally, the second location driving piece includes the second location motor of installing on the locating rack, the location lead screw that links to each other with second location motor output shaft and threaded connection's slider on the location lead screw, the length direction of location lead screw is on a parallel with the direction of feed of books, slider and locating piece fixed connection.

Through adopting above-mentioned technical scheme, during operation of second positioning motor, the location lead screw can rotate in step along with the output shaft of second positioning motor, and then drive slider and locating piece along being on a parallel with the length direction horizontal migration of location lead screw, simple structure, convenient operation.

Optionally, one end of locating piece far away from the slider is equipped with the inclined plane of stepping down, be connected with the third location driver that is used for driving locating rack pivoted in the frame, the inclined plane of stepping down can be rotated to vertical state under the drive of third location driver.

By adopting the technical scheme, when the book is cut, the abdication inclined plane is in an inclined state facing the book. After the cutting is completed, the third positioning driving piece drives the positioning block to rotate, so that the yielding inclined plane is rotated to be in a vertical state, and a yielding space for enabling the book to move out of the cutting table is provided. So set up, when books cut and end the back ejection of compact, need not the horizontal migration locating piece, reduced the removal space of locating piece, help improving the compact structure of equipment, reduce its occupation space.

Optionally, the locating rack includes the first support body and the second support body of rotating the connection, the location rack sets up on first support body, second location driver sets up on the second support body, third location driver is including rotating the key axle that sets up on first support body, fixed setting in the third initiative helical gear of key axle tip and with the third driven helical gear of third initiative helical gear intermeshing, the fixed setting of third driven helical gear is on the second support body.

Through adopting above-mentioned technical scheme, when needing to change the orientation of the inclined plane of stepping down, make the key axle drive the rotation of third initiative helical gear, third driven helical gear atress can rotate in step thereupon for the second support body drives locating rack and locating piece and rotates relative first support body, so that with the locating piece change to the state that makes the inclined plane of stepping down towards different directions.

Optionally, the cutter driving piece comprises a cutter driving gear rotatably arranged on the frame, a driving cross rod fixedly connected with the cutter driving gear and a first driven cross rod parallel to the driving cross rod are rotatably connected on the frame, a positioning cam is arranged on the side wall of the driving cross rod, and an extension rod abutted to the positioning cam is fixed on the side wall of the first driven cross rod; the key shaft is rotatably provided with a pull rod, and a transition rod is rotatably connected between the pull rod and the first driven cross rod.

Through adopting above-mentioned technical scheme, cutter driving piece during operation, cutter driving gear rotates, and the initiative horizontal pole drives positioning cam along with it and rotates, and the extension rod receives the jacking of cam and can drive first driven horizontal pole and rotate, and first driven horizontal pole can be through transition pole and pull rod with the transmission of turning force to the key epaxial to realize the rotation of key axle. The cutter driving piece can provide the power of drive key axle pivoted during operation, has saved the equipment use of other power component, has the advantage that energy saving consumption, energy utilization are high.

Optionally, cut the writing desk and include pedestal and slide two butt seats that set up on the pedestal, two be equipped with between the butt seat and be used for the ejection of compact conveyer belt that will cut back books and spread, be provided with the jacking piece that is used for driving ejection of compact conveyer belt and goes up and down in the frame, ejection of compact conveyer belt can shift into or shift out under the effect of jacking piece between the two butt seats.

Through adopting above-mentioned technical scheme, when cutting books, make ejection of compact conveyer belt move into between two butt seats through the jacking piece, ejection of compact conveyer belt does not surpass the butt seat this moment, can not influence the location of cutting of books. After cutting, make ejection of compact conveyer belt shift up through the jacking piece, ejection of compact conveyer belt can upwards jack-up books to with the butt seat separation, alright utilize ejection of compact conveyer belt to spread books out the frame in order to realize unloading this moment.

Optionally, be provided with the material seat that is used for bearing ejection of compact conveyer belt in the frame, the jacking piece is including fixed the setting on the initiative horizontal pole the jacking cam, rotate the second driven horizontal pole that sets up in the frame and the jacking pole of butt in the jacking cam upside, the one end rotation of jacking pole sets up on the second driven horizontal pole, the other end butt is in the below of material seat.

By adopting the technical scheme, when the driving cross rod rotates along with the driving gear of the cutter, the jacking cam rotates along with the driving gear of the cutter and jacks up the jacking rod upwards, so that the jacking rod rotates by taking the connecting end of the jacking rod and the second driven cross rod as an axis. When the jacking rod rotates upwards, the material seat can be pushed upwards so as to jack the discharging conveyor belt out of the abutting seat; when the jacking rod moves downwards, the material seat moves downwards under the action of self gravity so as to retract the discharging conveyor belt between the two abutting seats, and the device has good linkage and high energy utilization rate.

Optionally, the book-cutting knife comprises a positive cutter and two side cutters which are oppositely arranged, and the frame is connected with a first adjusting piece for driving the two side cutters to move towards one side close to or far from each other.

Through adopting above-mentioned technical scheme, before cutting, through first regulating part drive two side cutters to be close to or keep away from each other one side remove, can realize the interval regulation of two side cutters to adapt to the books of cutting the not unidimensional of shaping, the practicality is strong.

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

1. the positioning block plays a role in positioning the book on the book cutting table, so that the book is not easy to slide relative to the book cutting knife under the action of self inertia or external force when pushed to the book cutting table by the push plate, and the book has high stability and good quality of finished products;

2. the jacking piece can eject the discharging conveyor belt between the two abutting seats, so that the cut books can be conveniently moved out of the book feeding table by the discharging conveyor belt.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the present application.

Fig. 2 is a schematic structural view of the book feeder according to the embodiment of the application.

Fig. 3 is a schematic structural view of the book feeder according to the embodiment of the application when the protective cover is removed.

Fig. 4 is a schematic structural view of a second side baffle and an adjusting assembly in the book feeder according to the embodiment of the application.

Fig. 5 is a schematic view showing a pushing mechanism of the book feeder according to the embodiment of the application.

FIG. 6 is a partial schematic view highlighting the push-pull assembly of the book well-being device of the embodiments of the present application.

FIG. 7 is a partial schematic view showing a buffer assembly of the book feeder according to the embodiment of the application.

Fig. 8 is a schematic structural view of a book cutting device according to an embodiment of the application, with the frame and the cutter driving member removed.

Fig. 9 is a schematic structural view of a side cutter and a first adjusting member in the book cutting apparatus according to the embodiment of the present application.

Fig. 10 is a schematic structural view of a book table and a second adjusting member in the book cutting apparatus of the embodiment of the application.

Fig. 11 is a schematic structural view of a pressing frame in the book cutting device according to the embodiment of the application.

Fig. 12 is a schematic view showing the structure of the positioning device, the discharge conveyor belt and the lifting member in the embodiment of the present application.

Fig. 13 is a schematic view showing the structure of the third positioning driving member in the embodiment of the present application.

Reference numerals illustrate:

1. a frame; 11. a connecting rod; 12. a guide rail; 13. a jacking member; 131. lifting the cam; 132. a second driven cross bar; 133. a lifting rod; 14. an active cross bar; 15. a first driven rail; 151. positioning a cam; 152. an extension rod; 2. a book feeding device; 21. a bookshelf is sent; 211. a protective cover; 212. opening and closing the cylinder; 22. a bracket; 221. a push-pull assembly; 222. a push-pull motor; 223. pushing and pulling a screw rod; 224. a push-pull block; 225. a push-pull part; 226. a movable part; 227. waist-shaped holes; 228. a push-pull bolt; 23. a push plate; 231. reinforcing ribs; 24. a pushing mechanism; 241. a pushing cylinder; 242. a pushing block; 25. an alignment mechanism; 251. a bottom plate; 252. a first side baffle; 253. a second side baffle; 254. an alignment plate; 255. an abutting plate; 256. an alignment region; 26. a belt drive assembly; 261. a drive belt; 262. a power member; 263. a transmission block; 264. a lifting cylinder; 265. a lifting block; 27. an adjustment assembly; 271. adjusting a motor; 272. adjusting a screw rod; 273. an adjusting block; 28. a buffer assembly; 281. a buffer block; 282. a buffer; 29. a moving assembly; 291. a moving motor; 292. a drive gear; 293. a driven gear; 294. moving the screw rod; 3. a book cutting device; 31. cutting a book table; 311. a pedestal; 312. a butt joint seat; 313. a nylon plate; 32. a book cutter; 321. a positive cutter; 322. a side cutter; 323. an upper tool apron; 324. a lower tool apron; 325. a cutter body; 326. a connection hole; 327. a clamping cylinder; 328. clamping blocks; 33. a cutter driving member; 331. a cutter driving gear; 332. a cutter driven gear; 333. a linkage rod; 34. a first adjustment member; 341. a first bi-directional screw; 342. a first driving member; 343. a first driving motor; 344. a first driving helical gear; 345. a first driven helical gear; 35. a second adjusting member; 351. a second bidirectional screw; 352. a second driving member; 353. a second driving motor; 354. a second driving helical gear; 355. a second driven helical gear; 36. a pressing frame; 361. lifting a cylinder; 362. a pressing plate; 363. a guide sleeve; 364. a guide wheel; 4. a positioning device; 41. a positioning block; 411. a yielding inclined plane; 42. a first positioning drive; 421. positioning gears; 422. positioning a rack; 423. a positioning frame; 4231. a first frame body; 4232. a second frame body; 424. a positioning piece; 4241. a first positioning motor; 4242. a first positioning driving helical gear; 4243. a first positioning driven helical gear; 4244. a synchronous belt; 43. a second positioning driving member; 431. a second positioning motor; 432. positioning a screw rod; 433. a slide block; 5. a discharge conveyor belt; 51. a material seat; 6. a third positioning drive; 61. a key shaft; 611. a pull rod; 62. a third driving helical gear; 63. a third driven helical gear; 7. a transition rod.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-13.

The embodiment of the application discloses three-sided book trimming machine, referring to fig. 1 and 2, the three-sided book trimming machine comprises a frame 1, wherein a book feeding device 2 for conveying books, a book trimming device 3 for trimming books and a positioning device 4 for positioning the books are arranged on the frame 1. The book cutting device 3 comprises a book cutting table 31 fixedly arranged on the frame 1, the book cutting table 31 is used for supporting books to be cut, the book feeding device 2 is used for conveying the books to the book cutting table 31, and the positioning device 4 is used for positioning the books on the book cutting table 31.

Referring to fig. 3 and 4, the book feeder includes a book feeder 21, a bracket 22 fixedly connected to the book feeder 21, a pushing plate 23 slidably provided on the bracket 22, and a pushing mechanism 24 mounted on the bracket 22, the pushing mechanism 24 being configured to drive the pushing plate 23 to reciprocate toward a cutting table 31. The bookshelf 21 is provided with an alignment mechanism 25 for adjusting the position of the book and the alignment degree when a plurality of books are stacked.

Referring to fig. 3 and 4, the bookshelf 21 is hinged with a protective cover 211, and the protective cover 211 is made of a transparent acrylic plate, so that the bookshelf has the advantages of good light transmittance and high strength. The shield 211 is provided outside the bracket 22 and the alignment mechanism 25, and serves to protect the human hand. In order to facilitate opening and closing of the protective cover 211, a plurality of opening and closing cylinders 212 are hinged on the bookshelf 21, cylinder barrels of the opening and closing cylinders 212 are hinged on the bookshelf 21, and piston rods are hinged on the protective cover 211. When the piston rod of the on-off cylinder 212 is extended, the protective cover 211 is opened; when the piston rod of the on-off cylinder 212 is shortened, the protection cover 211 is closed.

Referring to fig. 3, the alignment mechanism 25 includes a bottom plate 251 fixedly connected to one side of the bracket 22, first and second side shutters 252 and 253 disposed opposite to each other above the bottom plate 251, an alignment plate 254 disposed right above the bottom plate 251, and an abutment plate 255 disposed above the bracket 22, an alignment area 256 being defined between the bottom plate 251, the first and second side shutters 252 and 253, and the alignment plate 254, and a belt transmission assembly 26 for driving the alignment plate 254 to move toward or away from the abutment plate 255 is connected to the bookshelf 21.

Referring to fig. 3, the belt driving assembly 26 includes a driving belt 261 rotatably disposed on the bookshelf 21 and a power member 262 for driving the driving belt 261 to reciprocate, the power member 262 includes a servo motor and two rotating wheels disposed at an inner side of the driving belt 261, one of the rotating wheels is fixedly connected with an output shaft of the servo motor, and both ends of the driving belt 261 are respectively fastened to outer sides of the rotating wheels. When the servo motor is operated, the portion of the driving belt 261 close to the alignment area 256 moves to a side close to or far from the abutting plate 255, so that the alignment plate 254 moves synchronously therewith. To improve space utilization, the drive belt 261 and the rotating wheel in this embodiment are disposed within the interior cavity of the first side barrier 252.

Referring to fig. 3, a driving block 263 is fixed to one side of the driving belt 261 adjacent to the alignment area 256, a lifting cylinder 264 is mounted on the driving block 263, a piston rod of the lifting cylinder 264 faces to the lower side and a lifting block 265 is fixed, and the alignment plate 254 is mounted on the lifting block 265. The lifting cylinder 264 can drive the lifting block 265 and the alignment plate 254 to move vertically, thereby changing the interval between the alignment plate 254 and the bottom plate 251 so that the book is fed into the alignment area 256 from the horizontal direction.

Referring to fig. 3 and 4, an adjusting assembly 27 is coupled to the bottom plate 251 for driving the second side barrier 253 to move toward or away from the first side barrier 252. The adjusting assembly 27 comprises an adjusting motor 271 arranged on the bottom plate 251, an adjusting screw rod 272 fixedly connected with an output shaft of the adjusting motor 271, and an adjusting block 273 screwed on the adjusting screw rod 272, the length direction of the adjusting screw rod 272 is parallel to the direction from the second side baffle 253 to the first side baffle 252, and the adjusting block 273 is slidably arranged on the bottom plate 251 and fixedly connected with the second side baffle 253. After the book is fed into the alignment area 256, the adjusting motor 271 is started, so that the adjusting block 273 drives the second side baffle 253 to move towards the first side baffle 252 until the second side baffle 253 pushes the book to be attached to the first side baffle 252. The book is then pushed onto the carriage 22 by driving the alignment plate 254 toward the abutment plate 255 by the power member 262.

Referring to fig. 3 and 5, a push-pull assembly 221 is connected to the bracket 22 and is used for driving the abutting plate 255 to move towards or away from the alignment area 256, and the push-pull assembly 221 comprises a push-pull motor 222 mounted on the bracket 22, a push-pull screw 223 fixedly connected with an output shaft of the push-pull motor 222, and a push-pull block 224 screwed on the push-pull screw 223, wherein the length direction of the push-pull screw 223 is parallel to the direction from the abutting plate 255 to the alignment area 256. When the push-pull motor 222 works, the push-pull screw rod 223 rotates, and the push-pull block 224 and the abutting plate 255 can reciprocate along the length direction of the push-pull screw rod 223, so that the horizontal position of the abutting plate 255 is adjusted.

Referring to fig. 5 and 6, the push-pull block 224 includes a push-pull portion 225 screwed to the push-pull screw 223 and a movable portion 226 detachably connected directly above the push-pull portion 225, and the abutment plate 255 is fixedly connected to the movable portion 226. The movable portion 226 is provided with a kidney-shaped hole 227 extending horizontally, the length direction of the kidney-shaped hole 227 is parallel to the length direction of the push-pull screw rod 223, and a push-pull bolt 228 in threaded connection with the push-pull portion 225 is arranged in the kidney-shaped hole 227 in a penetrating manner. So arranged, on the one hand, the push-pull bolt 228 can be unscrewed to replace the abutting plates 255 with different sizes; on the other hand, the position of the push-pull bolt 228 penetrating through the kidney-shaped hole 227 can be changed, so that the abutting plate 255 is finely adjusted.

Referring to fig. 5, the pushing mechanism 24 includes a pushing cylinder 241 mounted on the bracket 22 and a pushing block 242 connected to the pushing cylinder 241, the pushing cylinder 241 is used for driving the pushing block 242 to horizontally move toward a side close to or far from the book cutting table, and the push plate 23 is fixedly connected to the pushing block 242. After the book is pushed by the alignment plate 254 to be attached to the abutment plate 255, the pushing cylinder 241 is activated to push the book onto the cutting table by the push plate 23. The push plate 23 in this embodiment is L-shaped and includes an integrally formed horizontal section and a vertical section, wherein a plurality of reinforcing ribs 231 are integrally formed on an upper side of the horizontal section for improving structural strength of the push plate 23.

Referring to fig. 5 and 7, in order to prevent the pusher block 242 from striking the carriage 22, a buffer assembly 28 is provided on the carriage 22. The buffer assembly 28 includes a buffer block 281 slidably connected to the bracket 22 and a buffer 282 fixedly disposed on the buffer block 281, wherein the buffer 282 is located on a side of the pushing block 242 away from the table 31, and is capable of contacting the pushing block 242 when the pushing block 242 moves to a side away from the table, thereby playing a role of buffering.

Referring to fig. 7, a moving assembly 29 for driving the buffer block 281 to move horizontally is coupled to the bracket 22. The moving assembly 29 includes a moving motor 291 mounted on the bracket 22, a driving gear 292 fixedly connected to an output shaft of the moving motor 291, a driven gear 293 engaged to one side of the driving gear 292, and a moving screw 294 fixedly connected to the driven gear 293, and the buffer block 281 is screwed to the moving screw 294, and a length direction of the moving screw 294 is parallel to a telescopic direction of a piston rod of the pushing cylinder 241. When the moving motor 291 works, the driving gear 292, the driven gear 293 and the moving screw 294 rotate, and the buffer block 281 moves along the length direction of the moving screw 294, so that the position of the buffer 282 is changed, and the moving block 242 with different strokes is suitable for high practicability.

Referring to fig. 2 and 8, the book cutting apparatus includes a frame 1, a book cutting table 31 provided on the frame 1 for supporting a book, a book cutting knife 32 slidably coupled to the frame 1, and a knife driving member 33 for driving the knife to be lifted.

Referring to fig. 8, the book-cutting knife 32 includes a tangent knife 321 slidably connected to the frame 1 and two side cutters 322, the two side cutters 322 being disposed opposite to each other, the tangent knife 321 being located on a side of the side cutter 322 adjacent to the book-feeding direction. When the book moves to the book cutting table 31, the front cutter 321 is positioned right above the non-adhesive binding side of the book opposite to the adhesive binding side of the book and is used for cutting the non-adhesive binding side of the book; the two side cutters 322 are respectively located right above the other two non-adhesive binding sides of the book and are used for cutting the other two non-adhesive binding sides of the book.

Referring to fig. 8 and 9, the frame 1 is slidably provided with a link 11, and both side cutters 322 are provided on the link 11. The side cutter 322 comprises an upper cutter holder 323, a lower cutter holder 324 positioned under the upper cutter holder 323 and a cutter body 325 fixedly arranged on the lower cutter holder 324, a connecting hole 326 is formed between the upper cutter holder 323 and the lower cutter holder 324 in a surrounding manner, the connecting rod 11 is arranged in the connecting hole 326 in a penetrating manner, and the connecting rod 11 can horizontally move relative to the connecting hole 326 but cannot rotate.

Referring to fig. 9, a clamping cylinder 327 is mounted on the upper blade holder 323, and a cylinder tube of the clamping cylinder 327 is disposed on the upper blade holder 323 with a piston rod downwardly penetrating out of the lower blade holder 324 and a clamp block 328 is fixed. When the piston rod of the clamping cylinder 327 is shortened, the lower tool apron 324 can press the connecting rod 11 under the pressure of the clamping block 328, so that the side cutter 322 is locked; when the piston rod of the clamping cylinder 327 is extended, the clamping block 328 releases the lower tool holder 324, and the side cutter 322 can horizontally move relative to the connecting rod 11.

Referring to fig. 9, a first adjusting member 34 for driving the two side cutters 322 to move toward or away from each other is coupled to the frame 1, and the first adjusting member 34 includes a first bi-directional screw 341 rotatably provided to the frame 1 and a first driving member 342 for driving the first bi-directional screw 341 to rotate, and a length direction of the first bi-directional screw 341 is parallel to a distribution direction of the two side cutters 322. The first bidirectional screw 341 comprises two threaded sections with opposite directions, and the upper tool holders 323 of the two side cutters 322 are respectively in threaded connection with different threaded sections of the first bidirectional screw 341.

Referring to fig. 9, the first driving member 342 includes a first driving motor 343, a first driving bevel gear 344 fixedly coupled to an output shaft of the first driving motor 343, and a first driven bevel gear 345 fixed to the first bi-directional screw 341, the first driving bevel gear 344 and the first driven bevel gear 345 being engaged with each other. When the first driving motor 343 is operated, the first driving bevel gear 344 rotates, the first driven bevel gear 345 drives the first bidirectional screw 341 to rotate, and the two side cutters 322 move to a side close to or far from each other, so that the distance between the two side cutters 322 is changed to adapt to the forming of books with different sizes.

Referring to fig. 2, the cutter driving part 33 includes two oppositely disposed cutter driving gears 331, two cutter driven gears 332 engaged at one side of the cutter driving gears 331, and a linkage rod 333 rotatably disposed on the cutter driven gears 332, and the cutter driving gears 331 are rotatably disposed on the frame 1 and are driven to rotate by a motor. The linkage rods 333 and the rotating end of the cutter driven gear 332 are eccentrically arranged, one of the linkage rods 333 is rotationally connected with the tangent knife 321, and the other linkage rod 333 is rotationally connected with the connecting rod 11. Two guide rails 12 are arranged on the frame 1, the top of the tangent knife 321 is arranged in one guide rail 12 in a sliding way, and the connecting rod 11 is arranged in the other guide rail 12 in a sliding way. When the cutter driving gear 331 rotates, the cutter driven gear 332 rotates with the cutter driving gear, and the linkage rod 333 drives the book cutter 32 to slide vertically along the guide rail 12, so as to cut books.

Referring to fig. 8 and 10, the book table 31 includes a base 311 and two abutment seats 312 slidably disposed on the base 311, the two abutment seats 312 are respectively located under the two side cutters 322, and a nylon plate 313 is fixedly connected to an upper side of the abutment seats 312 for protecting the side cutters 322. The pedestal 311 is provided with a second regulating member 35 for driving the two abutment seats 312 to move toward or away from each other, and the abutment seats 312 can be correspondingly moved to the right under the side cutters 322 when the side cutters 322 are moved.

Referring to fig. 8 and 10, the second adjusting member 35 includes a second bidirectional screw 351 rotatably disposed on the frame 1, and a second driving member 352 for driving the second bidirectional screw 351 to rotate, the length direction of the second bidirectional screw 351 is parallel to the length direction of the first bidirectional screw 341, and the second bidirectional screw 351 includes two threaded sections with opposite directions, and the two abutment seats 312 are respectively threaded on different threaded sections of the second bidirectional screw 351. The second driving member 352 includes a second driving motor 353, a second driving helical gear 354 coupled to an output shaft of the second driving motor 353, and a second driven helical gear 355 fixed to the second bidirectional screw 351, the second driving helical gear 354 being intermeshed with the second driven helical gear 355. To achieve synchronous movement of the abutment 312 and the side cutter 322, the second driving motor 353 and the first driving motor 343 in the present embodiment control their synchronous operation through the same control switch.

Referring to fig. 8 and 11, in order to improve stability of a book when being cut, a pressing frame 36 is fixedly arranged on the frame 1, a lifting cylinder 361 is mounted on the pressing frame 36, a piston rod of the lifting cylinder 361 faces and is fixedly provided with a pressing plate 362, and the pressing plate 362 can vertically move under the driving of the lifting cylinder 361 so as to press the book after the book moves to the cutting table 31. One side of the pressing frame 36, which is away from the incoming direction of the book, is fixedly connected with a guide sleeve 363, the incoming direction is the feeding direction of the book, the bottom of the guide sleeve 363 is rotationally connected with a plurality of guide wheels 364, the guide wheels 364 are distributed along the feeding direction of the book, and the bottom ends of the guide wheels 364 are lower than the bottom ends of the pressing plates 362, so that the functions of preventing warping and guiding can be achieved when the book is transmitted.

Referring to fig. 12, in order to facilitate moving the cut book out of the book cutting table 31, a discharging conveyor 5 is disposed between two abutting seats 312, a lifting member 13 for driving the discharging conveyor 5 to lift is disposed in the frame 1, and the discharging conveyor 5 can move in or out between the two abutting seats 312 under the action of the lifting member 13.

Referring to fig. 12 and 13, a material seat 51 is fixedly arranged at the bottom of the discharging conveyor belt 5, a driving cross rod 14 fixedly connected with a cutter driving gear 331 is rotatably connected to the frame 1, and the driving cross rod 14 and the cutter driving gear 331 are coaxially arranged. The jacking piece 13 comprises a jacking cam 131 fixedly arranged on the driving cross rod 14, a second driven cross rod 132 rotatably arranged on the frame 1 and a jacking rod 133 abutted against the upper side of the jacking cam 131, wherein one end of the jacking rod 133 is rotatably arranged on the second driven cross rod 132, and the other end of the jacking rod is abutted against the lower side of the material seat 51. When the cutter driving gear 331 rotates, the driving cross bar 14 drives the lifting cam 131 to rotate, and drives the lifting rod 133 to rotate, so that the discharging conveyor belt 5 is lifted out or retracted between the two supporting seats 312.

Referring to fig. 12 and 13, the positioning device 4 in this embodiment has two groups horizontally distributed along a direction perpendicular to the book feeding direction, and a specific structure thereof is illustrated by one group. The positioning device 4 includes a positioning block 41 slidably provided on the frame 1, a first positioning driving member 42 for driving the positioning block 41 to move horizontally in a direction perpendicular to the book feed direction, and a second positioning driving member 43 for driving the positioning block 41 to move horizontally in a direction parallel to the book feed direction. When the book is conveyed to the book cutting table 31, the positioning block 41 is moved to abut against the side of the book away from the push plate 23, so that the positioning block 41 can be prevented from moving relative to the book cutting knife 32, and the quality of a finished product can be improved. The positioning block 41 can horizontally move towards different directions under the action of the first positioning driving piece 42 and the second positioning driving piece 43, so that the positioning block is applicable to positioning books with different sizes, and the practicability is high.

Referring to fig. 12 and 13, the first positioning driving member 42 includes a positioning gear 421 rotatably disposed on the frame 1, a positioning rack 422 engaged with one side of the positioning gear 421, a positioning frame 423 fixedly connected to the positioning rack 422, and a positioning member 424 for driving the positioning gear 421 to rotate forward and backward, wherein the positioning rack 422 is horizontally disposed and the length direction is perpendicular to the feeding direction of the book. The positioning rack 423 includes a first rack 4231 and a second rack 4232 rotatably connected, and the positioning rack 422 is disposed on the first rack 4231.

Referring to fig. 12 and 13, the positioning member 424 includes a first positioning driving helical gear 4242 rotatably provided on the frame 1, a first positioning driven helical gear 4243 engaged with the first positioning driving helical gear 4242, a first positioning motor 4241 for driving the first positioning driving helical gear 4242 to rotate, and a timing belt 4244 for driving the positioning gear 421 to rotate synchronously with the first positioning driven helical gear 4243. Specifically, the linkage structure of the first positioning motor 4241 and the first positioning driving helical gear 4242 may be a gear structure; the linkage structure of the timing belt 4244 and the positioning gear 421, and the first positioning driven helical gear 4243 may be a belt pulley structure, and the rotating wheel in the belt pulley structure is connected with the positioning gear 421 and the first positioning driven helical gear 4243 through a round rod. When the first positioning motor 4241 works, the first positioning driving bevel gear 4242 and the first positioning driven bevel gear 4243 rotate, and the synchronous belt 4244 drives the positioning gear 421 to rotate, so that the positioning rack 422 drives the positioning frame 423 to horizontally move, and the movement of the positioning block 41 is realized.

Referring to fig. 12 and 13, the second positioning driving member 43 includes a second positioning motor 431 mounted on the second frame 4232, a positioning screw 432 connected to an output shaft of the second positioning motor 431, and a slider 433 screwed on the positioning screw 432, where a length direction of the positioning screw 432 is parallel to a feeding direction of the book, and the slider 433 is fixedly connected to the positioning block 41. When the second positioning motor 431 works, the positioning screw 432 is stressed to circumferentially rotate, so that the sliding block 433 and the positioning block 41 are driven to move along the length direction of the positioning screw 432.

Referring to fig. 12 and 13, in order to improve the compactness of the apparatus, a relief slope 411 is provided on a side of the positioning block 41 away from the slider 433. The frame 1 is connected with a third positioning driving member 6 for driving the second frame body 4232 to rotate, and the yielding inclined plane 411 can rotate to a vertical state along with the second frame body 4232 under the driving of the third positioning driving member 6.

Referring to fig. 12 and 13, the third positioning driver 6 includes a key shaft 61 rotatably provided on the first housing 4231, a third driving helical gear 62 fixedly provided at an end of the key shaft 61, and a third driven helical gear 63 intermeshed with the third driving helical gear 62, the third driven helical gear 63 being fixedly provided on the second housing 4232. The frame 1 is rotatably connected with a first driven cross rod 15 parallel to the driving cross rod 14, a positioning cam 151 is fixedly connected to the side wall of the driving cross rod 14, and an extension rod 152 abutting against the positioning cam 151 is fixedly connected to the side wall of the first driven cross rod 15. The extension rod 152 is forced to twist as the positioning cam 151 rotates with the drive rail 14. The key shaft 61 is rotatably provided with a pull rod 611, a transition rod 7 is rotatably connected between the pull rod 611 and the first driven cross rod 15, one end of the transition rod 7 is fixedly connected with the extension rod 152, and the other end is rotatably connected with the pull rod 611 through a pin shaft. After the extension rod 152 is twisted, the transition rod 7 rotates to drive the pull rod 611 to swing, and thus the key shaft 61 to rotate. After the key shaft 61 rotates, the third driving bevel gear 62 and the third driven bevel gear 63 rotate, so as to drive the second frame 4232 to rotate relative to the first frame 4231, thereby realizing the orientation adjustment of the yielding inclined plane 411.

The implementation principle of the three-sided book trimming machine provided by the embodiment of the application is as follows: when the book is cut, before the book is pushed to the book cutting table 31 by the book feeding device 2, the positioning block 41 is driven to horizontally move by the first positioning driving piece 42 and the second positioning driving piece 43, so that the positioning block 41 is moved to be abutted against one side of the book far from the push plate 23. The pressing plate 362 is then moved downwards to press the book, and the cutter driving piece 33 drives the book cutter 32 to move downwards, so that the book is cut, the automation degree and the processing efficiency are high, and the quality of a finished product is good.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. Three-sided trimmer, including frame (1), its characterized in that: the frame (1) is provided with

The book cutting device (3) comprises a book cutting table (31) which is arranged on the frame (1) and used for supporting books, a book cutting knife (32) which is connected on the frame (1) in a sliding manner, and a cutter driving piece (33) which is used for driving the book cutting knife (32) to lift, wherein the book cutting knife (32) is positioned right above the book cutting table (31);

the book feeder (2) comprises a push plate (23) and a pushing mechanism (24) for driving the push plate (23) to reciprocate towards the book cutting table (31);

the positioning device (4) comprises a positioning block (41) arranged on the frame (1) in a sliding manner, a first positioning driving piece (42) for driving the positioning block (41) to horizontally move along a direction perpendicular to book feeding, and a second positioning driving piece (43) for driving the positioning block (41) to horizontally move along a direction parallel to book feeding; when the book is conveyed to the book cutting table (31), the positioning block (41) is abutted against one side of the book far away from the push plate (23);

the first positioning driving piece (42) comprises a positioning frame (423), one end of the positioning block (41) is provided with a yielding inclined plane (411), the frame (1) is connected with a third positioning driving piece (6) for driving the positioning frame (423) to rotate, and the yielding inclined plane (411) can rotate to a vertical state under the driving of the third positioning driving piece (6);

the positioning frame (423) comprises a first frame body (4231) and a second frame body (4232) which are rotatably connected, the third positioning driving piece (6) comprises a key shaft (61) rotatably arranged on the first frame body (4231), a third driving bevel gear (62) fixedly arranged at the end part of the key shaft (61) and a third driven bevel gear (63) meshed with the third driving bevel gear (62), and the third driven bevel gear (63) is fixedly arranged on the second frame body (4232);

the cutter driving piece (33) comprises a cutter driving gear (331) rotatably arranged on the frame (1), a driving cross rod (14) fixedly connected with the cutter driving gear (331) and a first driven cross rod (15) mutually parallel to the driving cross rod (14) are rotatably connected to the frame (1), a positioning cam (151) is arranged on the side wall of the driving cross rod (14), and an extension rod (152) abutted to the positioning cam (151) is fixed on the side wall of the first driven cross rod (15); a pull rod (611) is rotatably arranged on the key shaft (61), and a transition rod (7) is rotatably connected between the pull rod (611) and the first driven cross rod (15).

2. A three sided book trimmer as defined in claim 1 wherein: the first positioning driving piece (42) further comprises a positioning gear (421) which is arranged on the frame (1) in a rotating mode, a positioning rack (422) which is meshed with one side of the positioning gear (421) and a positioning piece (424) which is used for driving the positioning gear (421) to rotate forward and backward, the positioning rack (422) is horizontally arranged and is perpendicular to the feeding direction of a book in the length direction, and the positioning block (41) and the positioning rack (422) are both connected to the positioning frame (423).

3. A three sided book trimmer as defined in claim 2 wherein: the positioning piece (424) comprises a first positioning driving helical gear (4242), a first positioning driven helical gear (4243) which is meshed with the first positioning driving helical gear (4242), a first positioning motor (4241) for driving the first positioning driving helical gear (4242) to rotate, and a synchronous belt (4244) for driving the positioning gear (421) to synchronously rotate along with the first positioning driven helical gear (4243).

4. A three sided book trimmer as defined in claim 2 wherein: the second positioning driving piece (43) comprises a second positioning motor (431) arranged on the positioning frame (423), a positioning screw rod (432) connected with an output shaft of the second positioning motor (431) and a sliding block (433) connected to the positioning screw rod (432) in a threaded mode, the length direction of the positioning screw rod (432) is parallel to the feeding direction of a book, and the sliding block (433) is fixedly connected with the positioning block (41).

5. A three sided book trimmer as defined in claim 1 wherein: the book cutting table (31) comprises a pedestal (311) and two propping seats (312) arranged on the pedestal (311) in a sliding manner, a discharging conveyor belt (5) for conveying a book after cutting is arranged between the propping seats (312), a jacking piece (13) for driving the discharging conveyor belt (5) to lift is arranged in the frame (1), and the discharging conveyor belt (5) can move in or out between the two propping seats (312) under the action of the jacking piece (13).

6. A three sided book trimmer according to claim 5 wherein: be provided with material seat (51) that are used for bearing ejection of compact conveyer belt (5) in frame (1), jacking piece (13) are including fixed jacking cam (131) that set up on initiative horizontal pole (14), rotate second driven horizontal pole (132) and butt in jacking cam (131) upside of setting on frame (1), the one end rotation of jacking pole (133) sets up on second driven horizontal pole (132), the other end butt is in the below of material seat (51).

7. A three sided book trimmer as defined in claim 1 wherein: the book-cutting knife (32) comprises a front cutter (321) and two side cutters (322) which are oppositely arranged, and the frame (1) is connected with a first adjusting piece (34) for driving the two side cutters (322) to move towards one side close to or far from each other.