CN113635598B

CN113635598B - Feeding system of corrugated carton cutting machine

Info

Publication number: CN113635598B
Application number: CN202110976433.0A
Authority: CN
Inventors: 张朝辉; 张红霞; 张朝娥
Original assignee: Hangzhou Kangning Paper Co ltd
Current assignee: Hangzhou Kangning Paper Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2023-04-07
Anticipated expiration: 2041-08-24
Also published as: CN113635598A

Abstract

The utility model relates to a feeding system of corrugated box cutting machine, it includes first mount pad, placer, conveyor and stop device, placer is including placing roller, rack and setting up the first conveying platform on first mount pad, first conveying platform sets up in conveyor's feed end, the rack sets up in first conveying platform's feed end, the both sides rotation of placing the roller sets up on the rack, the up end of placing the roller is higher than first conveying platform's up end, the rack is equipped with at least one support piece, support piece is equipped with and is used for supporting the upper shed of placing the roller, support piece is located the both sides of upper shed and is equipped with first gyro wheel spare, stop device sets up in the top of first conveying platform discharge end, be equipped with the space between stop device and the first conveying platform. This application has the poor effect of improvement corrugated container board feeding effect.

Description

Feeding system of corrugated carton cutting machine

Technical Field

The application relates to the field of corrugated board feeding equipment, in particular to a feeding system of a corrugated carton cutting machine.

Background

At present, corrugated cartons are widely used in the field of commodity transportation due to their characteristics of light weight, low price, easy processing, etc. When the corrugated case is produced, the forming processes of gluing, bonding and fixing, pressing, cutting and the like are generally needed.

At present, during the cutting process, the corrugated paper needs to be conveyed to a cutting device through a feeding device. The feeding device comprises a driven wheel and a belt conveying device, a large number of corrugated boards are stacked at a feeding port of the conveying belt, one end of each corrugated board is erected on the driven wheel, and the corrugated boards are conveyed to the cutting device one by one through the belt conveying device.

In the related art of the feeding device as described above, the inventors consider that there are drawbacks: the feeding device in the market is generally suitable for corrugated boards with smaller sizes, and the effect of automatic feeding can be reduced for corrugated boards with larger sizes.

Disclosure of Invention

In order to improve the poor problem of corrugated container board automatic feed effect, this application provides a corrugated box cutting machine's charge-in system.

The application provides a pair of corrugated box cutting machine's charge-in system adopts following technical scheme: the roller placing device comprises a placing roller, a placing device body, a conveying device and a limiting device, wherein the placing device body comprises a placing roller, a placing frame and a first conveying platform arranged on the first installing seat, the first conveying platform is arranged at the feeding end of the conveying device body, the placing frame is arranged at the feeding end of the first conveying platform body, two sides of the placing roller are rotatably arranged on the placing frame, the upper end face of the placing roller is higher than the upper end face of the first conveying platform body, the placing frame is provided with at least one supporting piece, the supporting piece is provided with an upper opening used for supporting the placing roller, two sides of the supporting piece, which are located at the upper opening, are provided with first roller pieces, the limiting device body is arranged above the discharging end of the first conveying platform body, and a gap is formed between the limiting device body and the first conveying platform body.

Through adopting above-mentioned technical scheme, first conveying platform with place the roller and be used for placing corrugated container board, stop device is used for piling up of corrugated container board, the space of stop device lower extreme is used for passing through of single corrugated container board and enters into conveyor, through conveyor with corrugated container board in conveying corrugated container board cutting machine, realized corrugated container board's automatic feed. When carrying the great corrugated container board of length, the length of placing the roller can set up longer, and the activity that the upper shed of support piece is used for placing the roller is placed, through first roller spare with place the relative rotation of roller, under the nimble pivoted condition of roller is placed in not disturbing, can also prevent that long-time corrugated container board's weight from letting to place the roller and take place to warp to influence feed speed's problem.

Preferably, conveyor includes third conveying platform and sets up the second conveying platform on first mount pad, second conveying platform sets up in first conveying platform's discharge end, third conveying platform's feed end sets up in the below of second conveying platform discharge end, third conveying device is equipped with a plurality of drive chain of range, every drive chain is equipped with the push pedal.

Through adopting above-mentioned technical scheme, carry the second conveying platform through single corrugated container board of bottom in the corrugated container board that first conveying platform will stack, second conveying platform is used for transporting corrugated container board to third conveying platform on, transport in the corrugated container board cutting machine through third conveying platform, third conveying platform transports corrugated container board through a plurality of push pedals, can take place the skew when corrugated container board stretches conveying platform from the second and enters into third conveying platform on, then through the state of placing of push pedal adjustment corrugated container board, the manual adjustment to corrugated container board has been replaced, the manpower has been reduced, the feeding efficiency has been improved.

Preferably, a pressing device is arranged above the second conveying platform and comprises a first moving rod arranged on the first mounting seat and a plurality of first sliding blocks arranged on the first moving rod in a moving mode, each first sliding block is provided with a liftable pressing rod on one side close to the second conveying platform, and a plurality of second roller pieces are arranged on one side close to the second conveying platform.

Through adopting above-mentioned technical scheme, press device is used for corrugated container board's spacing, prevents the problem of excessive skew in the transmission course. The first sliding block is used for adjusting the position of each pressing rod, so that the corrugated board pressing device is suitable for corrugated boards with different lengths, and the liftable structures of the pressing pieces are used for adjusting the passing distance of the corrugated boards, so that the corrugated boards with different thicknesses are used, and the flexibility of the device is improved.

Preferably, first conveying platform includes that first place the platform, first roller and first servo motor, first place the platform and be close to the one side of placing the roller and be equipped with a plurality of elasticity adjusting parts of range and set up the first belt pulley on every elasticity adjusting part, first roller sets up in the first one side of placing the platform and keeping away from first belt pulley, every first belt pulley is equipped with and encircles the first conveyer belt of placing platform and first roller, first servo motor's output is connected in first roller.

Through adopting above-mentioned technical scheme, because corrugated container board sets up in first placing the bench in the slope, because first conveyer belt one side is in low department, so corrugated container board's weight all presses on first conveyer belt through the lateral part, and long-time use probably makes first conveyer belt appear damaging or the problem that the tensioning weakens, can carry out tensioning regulation respectively and change to the condition of different first conveyer belts through the tight regulation piece, has replaced the change of whole conveyer belt, has reduced use cost.

Preferably, the elasticity regulating part sets up in the removal of first belt pulley both sides including the symmetry and sets up the regulation seat on every removal frame, every the removal is erect and is equipped with first removal guide rail, the round axle of first belt pulley runs through and is equipped with the removal axle, the both ends of removing the axle run through first removal guide rail setting respectively, the both sides of removing the axle are equipped with and adjust seat threaded connection's regulation pole.

Through adopting above-mentioned technical scheme, adjust the position of pole control removal axle through rotating, simple structure can not only accomplish the effect of fine setting to the tensioning, also convenient to detach changes.

Preferably, stop device includes second backup pad, second carriage release lever and slides and set up in a plurality of baffles of second carriage release lever, every the baffle is equipped with the installation department of can dismantling the connection with the second backup pad.

Through adopting above-mentioned technical scheme, select the needs baffle number according to corrugated container board's length to through the position of detachable construction adjustment baffle, make corrugated container board side can be better support on the baffle, further improve the smooth and easy effect of corrugated container board unloading.

Preferably, the two sides of each baffle are provided with anti-collision mechanisms, each anti-collision mechanism comprises an upper belt pulley and a lower belt pulley which are rotatably arranged on the baffle, the upper belt pulley and the lower belt pulley are arranged on one side close to the first conveying platform, the upper belt pulley and the lower belt pulley are provided with surrounding second conveying belts, and one side, close to the first conveying platform, of each second conveying belt is located on the outer side of the baffle.

Through adopting above-mentioned technical scheme, corrugated container board's one side supports on the second conveyer belt, and the second conveyer belt has certain tension, at the in-process of unloading, produces the buffering effect to corrugated container board's side to the second conveyer belt rotates along with corrugated container board, for direct striking in hard side, can reduce the striking or the friction damage of corrugated container board lateral part, thereby improve corrugated container board transport quality, reduce the appearance of waste material, reach energy-conserving effect.

Preferably, a third support plate and a third movable guide rail arranged in the third support plate are arranged between the support frame and the first conveying platform, the third movable guide rail is provided with a plurality of second sliding blocks which are arranged, each second sliding block is provided with a telescopic cylinder, and the output end of the telescopic cylinder is vertically upward and is provided with a third roller piece.

Through adopting above-mentioned technical scheme, when corrugated container board was too wide, corrugated container board suspended portion can take place deformation because weight and cave in for corrugated container board erect both sides can lift up a little, can appear the problem that corrugated container board was blocked. Can adjust suitable telescopic cylinder number and distance through third movable guide cooperation slider according to corrugated container board's length, release third gyro wheel spare through telescopic cylinder for third gyro wheel spare can withstand corrugated container board's unsettled part, makes corrugated container board's transport more smooth and easy, has also replaced the artifical laminating degree of patting the regulation tip, reduces manpower resources.

Preferably, telescopic mechanisms are arranged between two sides of the placing frame and the first conveying platform, each telescopic mechanism comprises a telescopic rod arranged on the supporting frame, a second movable guide rail arranged on the inner wall of the first mounting seat and racks arranged on the telescopic rod, the first mounting seat is provided with gears meshed with the racks, and the gears are at least provided with one driving piece.

Through adopting above-mentioned technical scheme, drive the rack through the pivoted gear and remove to realized the flexible of telescopic link, and then the distance between control support frame and the first conveying platform, be applicable to the corrugated container board of different width, improved the flexibility of device.

Preferably, every one side that the telescopic link is close to the third backup pad is equipped with the fixed plate, the fixed plate is equipped with fourth mobile rail, the both sides of third backup pad all are equipped with the third slider that runs through fourth mobile rail, every the third slider can be dismantled with fourth mobile rail and be connected.

Through adopting above-mentioned technical scheme, to the corrugated container board of different width, adjust the position of third backup pad between support frame and first conveying platform through fourth movable guide cooperation third slider, further improve the effect of gyro wheel spare jack-up corrugated container board.

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

feeding structure through placer and stop device makes corrugated container board can superpose the unloading, has replaced the manual work to place corrugated container board one by one, has improved blowing efficiency, and when placing great corrugated container board, corrugated container board can be heavier, then can carry superimposed corrugated container board to feeding structure department through charging equipment such as fork truck, has not only reduced manpower resources, has also improved the convenience of corrugated container board material loading.

The support piece of the placing device can protect the longer placing roller and prevent the placing roller from deforming under the pressing of a heavier corrugated board, so that the service life is prolonged.

First conveying platform and the third roller spare of placing between the roller can support the unsettled part of placing of corrugated container board and adjust, and the distance adjustment of placing roller and third roller can be suitable for not unidimensional corrugated container board, has improved the flexibility of equipment, has reduced manufacturing cost, and is energy-concerving and environment-protective.

When the stacked corrugated boards are discharged, the anti-collision mechanism can protect the side faces of the corrugated boards, prevent the side faces of the corrugated boards from being damaged due to friction, improve the conveying quality and reduce the waste of resources.

Drawings

Fig. 1 is an overall side view of a first embodiment of the present application.

Fig. 2 is a perspective view of the direction of the feeding end in the first embodiment of the present application.

Fig. 3 is an enlarged view at a in fig. 2 in the present application.

Fig. 4 is a perspective view of the discharge end in one embodiment of the present application.

Fig. 5 is an enlarged view at B in fig. 4 in the present application.

Fig. 6 is an enlarged view of the slack adjuster according to the first embodiment of the present application.

Fig. 7 is a perspective view of the second embodiment of the present application.

Fig. 8 is an enlarged view at C in fig. 7 in the present application.

Description of reference numerals: 1. a first mounting seat; 2. a placement device; 21. placing a roller; 22. placing a rack; 221. a first support plate; 222. a first support frame; 223. a second support frame; 224. moving the roller; 23. a first conveying platform; 231. a first placing table; 232. a first roller shaft; 233. a first servo motor; 234. a slack adjuster; 2341. a movable frame; 2342. an adjusting seat; 2343. a first moving guide rail; 2344. a movable shaft; 2345. adjusting a rod; 235. a first pulley; 236. a first conveyor belt; 24. a support member; 241. a frame body; 242. a third support frame; 25. a first roller; 26. a void; 3. a conveying device; 31. a third conveying platform; 311. a second mounting seat; 312. a third placing table; 313. a drive chain; 314. a third servo motor; 315. a moving track; 32. a second conveying platform; 321. a second placing table; 322. a second roll shaft; 323. (ii) a A third conveyor belt; 324. a second pulley; 325. a second servo motor; 33. pushing the plate; 4. A limiting device; 41. a second support plate; 42. a second movable bar; 43. a baffle plate; 44. an installation part; 5. a pressing device; 51. a first movable bar; 52. a first slider; 53. a pressing lever; 54. a second roller member; 6. an anti-collision mechanism; 61. an upper belt pulley; 62. a lower belt pulley; 63. a second conveyor belt; 7. a telescoping mechanism; 71. a telescopic rod; 72. a second moving guide; 73. a rack; 74. a gear; 75. a drive member; 8. a third support plate; 9. a third moving guide; 10. a second slider; 11. a telescopic cylinder; 12. a third roller member; 13. a fixing plate; 14. and a fourth moving guide.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

The embodiment of the application discloses a feeding system of a corrugated case cutting machine.

The first embodiment is as follows:

referring to fig. 1, the feeding system of the corrugated carton cutting machine comprises a placing device 2, a conveying device 3 and a limiting device 4, wherein the placing device 2 comprises a first conveying platform 23, a placing roller 21 and a placing frame 22, the conveying device 3 comprises a second conveying platform 32 and a third conveying platform 31, first mounting seats 1 are arranged on two sides of the first conveying platform 23 and the second conveying platform 32, and a pressing device 5 is arranged above the second conveying platform 32. The upper end face of the placing roller 21 is higher than the upper end face of the first conveying platform 23, the feeding end of the second conveying platform 32 is arranged at the discharging end of the first conveying platform 23, the feeding end of the third conveying platform 31 is arranged below the discharging end of the second conveying platform 32, and the limiting device 4 is arranged on the first mounting base 1 and is positioned above the space between the first conveying platform 23 and the second conveying platform 32.

Referring to fig. 2, the first conveying platform 23 includes a first placing table 231, a first roller shaft 232, and seven first conveyor belts 236, a first pulley 235 corresponding to each first conveyor belt 236 is provided at a side of the first placing table 231 adjacent to the placing roller 21, and each first pulley 235 is fixed to the first placing table 231 by a slack adjuster 234. The two sides of the first placing table 231 are fixed on the first mounting base 1, the first roller shaft 232 is rotatably arranged on one side of the first placing table 231, which is far away from the tightness adjusting piece 234, the first mounting base 1 is provided with a first servo motor 233, the output end of the first servo motor 233 is connected to the first roller shaft 232, and each first conveyor belt 236 is arranged around one first belt pulley 235, the first placing table 231 and the first roller shaft 232.

The placing rack 22 comprises a first supporting plate 221 and first supporting frames 222 arranged on two sides of the first supporting plate 221, wherein the two first supporting frames 222 are vertically arranged at the upper end of the first supporting plate 221, three second supporting frames 223 are arranged at the lower end of the first supporting plate 221, and a moving roller 224 is arranged on one side of each second supporting frame 223 far away from the first supporting plate 221. Two sides of the placing roller 21 are respectively and rotatably arranged on the two first supporting frames 222 through bearings, and the middle end of the first supporting plate 221 is provided with a supporting piece 24 for supporting the placing roller 21.

The limiting device 4 comprises a second supporting plate 41, a second moving rod 42 and four baffles 43, the second moving rod 42 is provided with two baffles, the two baffles are arranged below the second supporting plate 41 in parallel up and down, each baffle 43 is slidably arranged on the two second moving rods 42, the upper end of each baffle 43 is provided with an installation part 44 used for being fixed with the second supporting plate 41, and a gap 26 used for allowing a corrugated board to pass through is arranged between each baffle 43 and the discharge end of the first conveying platform 23.

Referring to fig. 3, the supporting member 24 includes a "Y" shaped frame body 241 and a third supporting frame 242, the third supporting frame 242 has two and is symmetrically disposed on two sides of the "Y" shaped frame body 241, one end of the third supporting frame 242 is vertically fixed on the placement frame 22, and the "Y" shaped frame body 241 is detachably disposed on one side of the third supporting frame 242 away from the placement frame 22 through a bolt. "Y" type support body 241 is equipped with the upper shed, and the both sides of upper shed are equipped with the round pin axle, and every round pin epaxial rotation is equipped with first gyro wheel 25, places roller 21 and sets up in the upper shed department, and the center pin of first gyro wheel 25 is on a parallel with the center pin setting of placing roller 21 for it can rotate in a flexible way on third support frame 242 to place roller 21.

Referring to fig. 2 and 4, the second conveying platform 32 includes a second placing table 321, a second roller 322 and seven third conveying belts 323, one side of the second placing table 321 away from the first conveying platform 23 is provided with three second pulleys 324 corresponding to each third conveying belt 323, and the three second pulleys 324 are arranged in an array to extend the conveying distance of the second conveying platform 32. The first mounting base 1 is provided with a second servo motor 325, and the output end of the second servo motor 325 is connected to the second roller 322.

The third conveying platform 31 includes a second mounting base 311, a third placing table 312 and five transmission chains 313, a third servo motor 314, a third roller shaft and a fourth roller shaft are arranged on the second mounting base 311, the five transmission chains 313 are arranged on the third roller shaft and the fourth roller shaft in a surrounding manner, transmission gears driven by the transmission chains 313 are arranged on the third roller shaft and the fourth roller shaft, an output end of the third servo motor 314 is connected to the third roller shaft, and structures among the first roller shaft, the fourth roller shaft, the transmission gears and the transmission chains 313 are structures known by those skilled in the art, so that the structures are not shown in the drawing of the embodiment. Each transmission chain 313 is provided with a push plate 33, and the third placing table 312 is provided with a moving track 315 matched with each push plate 33.

Referring to fig. 5, the pressing device 5 includes two first moving rods 51 and five pressing rods 53, and each pressing rod 53 is provided with a plurality of second roller members 54 arranged on a side thereof adjacent to the second conveying platform 32. Two first movable rods 51 are arranged on the first mounting base 1, each first movable rod 51 is matched with one pressing rod 53 to be provided with one second slider 10, the second sliders 10 are used for rotating and pressing, threaded rods which respectively penetrate through each second slider 10 are arranged on the pressing rods 53, the pressing rods 53 are adjusted in height through adjusting the threaded rods, and corrugated boards are better pressed and conveyed.

Referring to fig. 6, elasticity adjusting part 234 includes that the symmetry sets up in the removal frame 2341 of first belt pulley 235 both sides and sets up in the regulation seat 2342 of keeping away from first belt pulley 235 one side in every removal frame 2341, is equipped with the screw hole on every regulation seat 2342 and runs through the regulation pole 2345 of screw hole, adjusts the threaded rod of pole 2345 for the cooperation screw hole. Every removes frame 2341 and is equipped with corresponding first removal guide rail 2343, and two first removal guide rails 2343 are equipped with the removal axle 2344 that runs through first belt pulley 235, and the both sides of removal axle 2344 are run through respectively corresponding first removal guide rail 2343 and are fixed in the threaded rod on, just adjust moving through rotating the threaded rod to remove first belt pulley 235 and realize the tensioning of first conveyer belt 236 and adjust.

The implementation principle of the first embodiment is as follows: when about four meters of corrugated boards need to be conveyed, the corrugated boards are obliquely stacked at the upper end of the placing device 2, all the electric control devices are started through the master controller, the output ends of the first servo motor 233 and the second servo motor 325 are simultaneously rotated through the master controller, and the output end of the third servo motor 314 is independently controlled to rotate through the master controller.

The first conveying platform 23 first conveys the lowermost corrugated cardboard to the second conveying platform 32, then the first servo motor 233 and the second servo motor 325 are stopped, when the next corrugated cardboard contacts the first conveying platform 23, the first servo motor 233 and the second servo motor 325 are started again, so that the second corrugated cardboard is conveyed to the second conveying platform 32, and the previous corrugated cardboard is conveyed to the third conveying platform 31 through the second conveying platform 32, and the first servo motor 233 and the second servo motor 325 are stopped again.

The third servo motor 314 is started, so that the push plate 33 on the third conveying platform 31 and below the second conveying platform 32 moves towards the corrugated cardboard, and the corrugated cardboard is pushed to the discharge end of the third conveying platform 31 and enters the corrugated cardboard box cutting machine for cutting.

Example two:

referring to fig. 7 and 8, the difference between the first embodiment and the second embodiment is that a telescopic mechanism 7 is disposed between both sides of the support frame and the first conveying platform 23, and the telescopic mechanism 7 includes a telescopic rod 71 disposed on the support frame, a second moving rail 72 disposed on the inner wall of the first mounting seat 1, and a rack 73 disposed on the telescopic rod 71. The first mounting base 1 is provided with a gear 74 meshed with each rack 73, two gear 74 pieces are provided with rotating connecting rods, one gear 74 is provided with a driving piece 75, and the driving piece 75 is a manual knob. The two gears 74 are simultaneously rotated by a manual knob, and each gear 74 drives the corresponding rack 73 to stretch and retract, so that the two telescopic rods 71 are driven to simultaneously move on the second moving guide rail 72, and the distance between the placing roller 21 and the first conveying platform 23 on the placing frame 22 is adjusted. The manual knob in the above may be provided as a servo motor, and the placing roller 21 is moved to a proper position by controlling the servo motor.

Be equipped with third backup pad 8 and set up in the third movable guide 9 of third backup pad 8 between rack 22 and first conveying platform 23, third movable guide 9 is equipped with four second sliders 10 of range, and four second slider 10 lower extremes run through the setting of third movable guide 9, forms detachable construction through stopper cooperation fastening bolt and third backup pad 8, and the upper end of every second slider 10 is equipped with telescopic cylinder 11, telescopic cylinder 11's the vertical up of output is equipped with third gyro wheel spare 12, and the gyro wheel on the gyro wheel spare is the rubber gyro wheel, the round axle of every rubber gyro wheel and the round axle parallel arrangement who places roller 21.

One side of each telescopic rod 71 close to the third supporting plate 8 is provided with a fixed plate 13, each fixed plate 13 is provided with a fourth moving guide rail 14, one end of each fourth moving guide rail 14 faces the placing roller 21, and the other end faces the first conveying platform 23. The both sides of third backup pad 8 are equipped with the third slider that runs through logical groove guide rail, and the below of third slider also forms detachable construction through stopper cooperation fastening bolt and fixed plate 13.

The two sides of each baffle 43 are provided with the anticollision mechanisms 6, each anticollision mechanism 6 comprises an upper pin shaft arranged on the baffle 43, a lower pin shaft, an upper belt pulley 61 rotationally arranged on the upper pin shaft, a lower belt pulley 62 rotationally arranged on the lower pin shaft, and a second conveying belt 63 circumferentially arranged on the upper belt pulley 61 and the lower belt pulley 62, the upper belt pulley 61 and the lower belt pulley 62 are arranged on one side close to the first conveying platform 23, one side of the second conveying belt of each anticollision mechanism 6 is provided with more side surfaces of the baffle 43, so that the belt body on one side of the second conveying belt 63 is positioned on the outer side of the baffle 43, and the side surface of the corrugated board stacked on the placing device 2 is abutted to the second conveying belt 63.

The implementation principle of the second embodiment is as follows: the distance between the placing roller 21 and the first conveying platform 23 is adjusted according to the width of the corrugated board, the second sliding block 10 is arranged at a proper position, and then the telescopic cylinder 11 is controlled to move the rubber roller to a position below the corrugated board to support the corrugated board to a proper position and stop. Pile up corrugated container board on placer 2, one side of corrugated container board pushes up on crashproof mechanism 6's second conveyer belt 63, when corrugated container board whereabouts, drives second conveyer belt 63 and removes.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a feed system of corrugated box cutting machine which characterized in that: the device comprises a first mounting seat (1), a placing device (2), a conveying device (3) and a limiting device (4), wherein the placing device (2) comprises a placing roller (21), a placing frame (22) and a first conveying platform (23) arranged on the first mounting seat (1), the first conveying platform (23) is arranged at the feeding end of the conveying device (3), the placing frame (22) is arranged at the feeding end of the first conveying platform (23), two sides of the placing roller (21) are rotatably arranged on the placing frame (22), the upper end face of the placing roller (21) is higher than the upper end face of the first conveying platform (23), the placing frame (22) is provided with at least one supporting piece (24), the supporting piece (24) is provided with an upper opening used for supporting the placing roller (21), first roller pieces (25) are arranged on two sides of the upper opening, the limiting device (4) is arranged above the discharging end of the first conveying platform (23), and a gap (26) is arranged between the limiting device (4) and the first conveying platform (23); the first conveying platform (23) comprises a first placing table (231), a first roller shaft (232) and a first servo motor (233), a plurality of arranged tightness adjusting pieces (234) and first belt pulleys (235) arranged on each tightness adjusting piece (234) are arranged on one side, close to the placing roller (21), of the first placing table (231), the first roller shaft (232) is arranged on one side, away from the first belt pulleys (235), of the first placing table (231), each first belt pulley (235) is provided with a first conveying belt (236) surrounding the first placing table (231) and the first roller shaft (232), and the output end of the first servo motor (233) is connected to the first roller shaft (232); the limiting device (4) comprises a second supporting plate (41), a second moving rod (42) and a plurality of baffle plates (43) arranged on the second moving rod (42) in a sliding mode, and each baffle plate (43) is provided with an installation part (44) detachably connected with the second supporting plate (41); the two sides of each baffle (43) are provided with anti-collision mechanisms (6), each anti-collision mechanism (6) comprises an upper belt pulley (61) and a lower belt pulley (62) which are rotatably arranged on the baffle (43), the upper belt pulleys (61) and the lower belt pulleys (62) are arranged on one side close to the first conveying platform (23), the upper belt pulleys (61) and the lower belt pulleys (62) are provided with second surrounding conveying belts (63), and one sides of the second conveying belts (63) close to the first conveying platform (23) are positioned on the outer sides of the baffles (43); telescopic mechanisms are arranged between two sides of the support frame and the first conveying platform (23), each telescopic mechanism comprises a telescopic rod (71) arranged on the support frame, a second movable guide rail (72) arranged on the inner wall of the first mounting seat (1) and a rack (73) arranged on the telescopic rod (71), the first mounting seat (1) is provided with a gear (74) meshed with each rack (73), and at least one driving piece (75) is arranged on each gear (74); be equipped with third backup pad (8) and set up in third mobile rail (9) of third backup pad (8) between rack (22) and first conveying platform (23), third mobile rail (9) are equipped with a plurality of second slider (10) of range, every second slider (10) are equipped with telescopic cylinder (11), the output of telescopic cylinder (11) is vertical up and be equipped with third gyro wheel spare (12).

2. The feeding system of a corrugated box cutting machine according to claim 1, wherein: conveyor (3) include third conveying platform (31) and set up second conveying platform (32) on first mount pad (1), second conveying platform (32) set up in the discharge end of first conveying platform (23), the feed end of third conveying platform (31) sets up in the below of second conveying platform (32) discharge end, third conveying platform (31) are equipped with a plurality of drive chain (313) of range, every drive chain (313) are equipped with push pedal (33).

3. The feeding system of a corrugated box cutting machine according to claim 2, wherein: the top of second conveying platform (32) is equipped with press device (5), press device (5) including set up in first carriage bar (51) of first mount pad (1) and remove a plurality of first slider (52) that set up on first carriage bar (51), every one side that first slider (52) are close to second conveying platform (32) is equipped with liftable according to pressure pole (53), one side that is close to second conveying platform (32) according to pressure pole (53) is equipped with a plurality of second roller spare (54) of range.

4. The feeding system of a corrugated box cutting machine according to claim 1, wherein: elasticity adjusting part (234) including the symmetry set up in the removal of first belt pulley (235) both sides put up (2341) and set up regulation seat (2342) on every removal frame (2341), every removal frame (2341) is equipped with first removal guide rail (2343), the round pin axle of first belt pulley (235) is run through and is equipped with removal axle (2344), the both ends of removing axle (2344) are run through first removal guide rail (2343) respectively and are set up, the both sides of removing axle (2344) are equipped with and adjust regulation pole (2345) of seat (2342) threaded connection.

5. The feeding system of a corrugated box cutting machine according to claim 1, wherein: every one side that telescopic link (71) are close to third backup pad (8) is equipped with fixed plate (13), fixed plate (13) are equipped with fourth mobile rail (14), the both sides of third backup pad (8) all are equipped with the third slider that runs through fourth mobile rail (14), every the third slider can be dismantled with fourth mobile rail (14) and be connected.