CN212666184U - Corrugated board transverse cutting device - Google Patents

Abstract

The utility model relates to a corrugated container board crosscut device, it includes the frame, carries out the last roller of surely reaching of crosscut to corrugated container board and surely rolls down, go up surely the roller and all rotate with surely the roller down and install in the feed end of frame, go up surely the roller fixed be provided with the cutter just surely the roller corresponds fixedly down to be provided with the cutter, it is provided with the upper strip to go up surely the roller fixed, surely the roller down is provided with the layering down, the upper strip with the layering quantity equals and the setting of position one-to-one down. The method and the device have the advantages that the stability of the corrugated board subjected to the transverse cutting effect is improved, the probability of poor transverse cutting in the transverse cutting process is reduced, and the resource waste possibly caused is reduced.

Description

Corrugated board transverse cutting device

Technical Field

The application relates to the technical field of corrugated board production, in particular to a corrugated board transverse cutting device.

Background

Corrugated board is a multi-layer adhesive body, which is composed of at least one layer of wavy core paper interlayer (commonly called as "hole paper", "corrugated core paper", "corrugated paper core", "corrugated base paper") and one layer of paper board (also called as "box board paper" or "box paper board"). It has high mechanical strength and can resist collision and falling in the process of transportation.

The production of the corrugated board needs the production steps of pressing corrugation by using raw paper of a winding drum, gluing and bonding, separating and pressing the paper, transversely cutting, receiving and packaging, wherein the transversely cutting is particularly important, and the corrugated board is cut into standard specification and size by the transversely cutting. In general production, two cutting rollers are adopted for transverse cutting work, cutters are correspondingly arranged on the two cutting rollers, the cutters on the two cutting rollers are matched with each other, the transverse cutting work is carried out in the process that the corrugated board is conveyed from a previous working step of the transverse cutting to a subsequent working step of the transverse cutting, and the two cutters form a cutting action during the transverse cutting.

SUMMERY OF THE UTILITY MODEL

In order to improve the stability that corrugated container board received the crosscut effect, this application provides a corrugated container board crosscut device.

The application provides a corrugated container board crosscut device adopts following technical scheme:

the utility model provides a corrugated container board crosscut device, includes the frame, carries out the last roller of cutting and the lower roller of cutting of cooperation top roller to corrugated container board, top roller and lower roller are all rotated and are installed in the feed end of frame, top roller is fixed to be provided with the cutter just down the roller corresponds and fixedly is provided with down the cutter, top roller is fixed to be provided with the upper pressing strip, down cut the roller and be provided with the layering down, the upper pressing strip with the layering quantity equals and the position one-to-one sets up down.

By adopting the technical scheme, the corrugated board is transversely cut by the upper cutter and the lower cutter when passing through the middle of the upper cutting roller and the lower cutting roller, and after the corrugated board is transversely cut by the upper cutter and the lower cutter, the corrugated board is clamped by the upper pressing strip and the lower pressing strip so that the corrugated board moves more stably from the upper cutting roller to the lower cutting roller, and then the transverse cutting is more stable.

Preferably, the upper pressing strip is arc-shaped, the inner diameter of the upper pressing strip is equal to the diameter of the upper cutting roller, and the inner ring of the upper pressing strip is tightly attached to the upper cutting roller; the lower pressing strip is arc-shaped, the inner diameter of the lower pressing strip is equal to the diameter of the lower cutting roller, and the inner ring of the lower pressing strip is tightly attached to the lower cutting roller.

By adopting the technical scheme, the upper pressing strip inner ring is tightly attached to the upper cutting roller, the lower pressing strip inner ring is tightly attached to the lower cutting roller, the upper pressing strip is more stably conducted by the pressure of the upper cutting roller, the lower pressing strip is more stably conducted by the pressure of the lower cutting roller, and further the upper pressing strip and the lower pressing strip are more stably matched to act, namely the pressing and conveying of the corrugated board are more stable, and the transverse cutting effect of the corrugated board is more stable.

Preferably, the upper cutter comprises an upper cutter blade part and an upper mounting part, the upper mounting part is tightly attached to the upper cutting roller, the cross section of the surface of the upper mounting part tightly attached to the upper cutting roller is arc-shaped, and the diameter of the cross section is equal to that of the upper cutting roller; the lower cutter includes lower cutting edge portion and lower installation department, the lower installation department hug closely in the lower roller of cutting, the lower installation department hugs closely the transversal arc of personally submitting and the diameter of the face of lower roller of cutting equals with the lower roller of cutting.

Through adopting above-mentioned technical scheme, it is more stable to go up the installation department and hug closely in last cutting roller and make last cutter follow last cutting roller rotation, and lower installation department hugs closely in down cutting roller and makes down cutter follow down cutting roller rotation more stable, and the normal running fit of cutter and lower cutter is stable on the guarantee from this.

Preferably, the upper mounting part is provided with a through hole, the upper cutting roller is provided with a threaded hole corresponding to the through hole of the upper mounting part, and the upper mounting part is fixed on the upper cutting roller through a screw; the through-hole has been seted up to the installation department down, the through-hole that the roller corresponds the installation department down has seted up threaded hole down, the installation department passes through the fix with screw and cuts the roller down.

Through adopting above-mentioned technical scheme, last installation department passes through the fix with screw and cuts the roller in, and lower installation department passes through the fix with screw and cuts the roller down, makes the position of going up cutter and lower cutter stable from this, and then ensures that the cooperation of last cutting edge portion and lower cutting edge portion is stable in order to carry out the effect of crosscut to corrugated container board.

Preferably, the upper cutting roll is provided with an upper limiting groove, an upper limiting block is arranged at the position of the upper mounting part corresponding to the upper limiting groove, and the corresponding upper limiting groove is in inserting fit with the upper limiting block; the lower cutting roller is provided with a lower limiting groove, a lower limiting block is arranged at the position of the lower mounting part corresponding to the lower limiting groove, and the corresponding lower limiting groove is in inserting fit with the lower limiting block.

Through adopting above-mentioned technical scheme, go up spacing piece and last spacing groove grafting cooperation for the position of going up the installation department is more stable and then makes the position of going up the cutter stable, and spacing piece and lower spacing groove grafting cooperation down make the position of installation department more stable and then make the position of cutter down stable, and the cooperation crosscut effect of cutter and lower cutter is stable on the further guarantee.

Preferably, the frame rotates in the feed end along frame width direction's both sides and is provided with the installation arm, go up cut the roller with it all rotates to set up in two to cut the roller between the installation arm.

Through adopting above-mentioned technical scheme, go up the tangent roller and all rotate with the undercut roller and set up between two installation arms, two installation departments rotate respectively and set up in the both sides of frame feed end along frame width direction, can be through rotating the installation arm and then control the position of tangent roller and undercut roller, carry out the crosscut effect of control in order to improve corrugated container board to corrugated container board crosscut position from this.

Preferably, one end of the upper cutting roller penetrates through the mounting arm at the corresponding position and is coaxially and fixedly connected with an upper gear, one end of the lower cutting roller penetrates through the mounting arm at the corresponding position and is coaxially and fixedly connected with a lower gear, the upper gear and the lower gear are meshed with each other, and the other end, opposite to the end part provided with the upper gear, of the upper cutting roller is provided with a transverse cutting motor for driving the upper gear to rotate.

Through adopting above-mentioned technical scheme, the crosscut motor drives the upper cutting roller and rotates, and under the meshing of upper gear and lower gear, the lower cutting roller is followed the upper cutting roller and is rotated, and the upper cutting roller is with opposite direction normal running fit with the lower cutting roller, and then makes upper cutter and lower cutter produce mutually supporting in order to carry out the crosscut to corrugated container board. The cooperation mode of gear engagement is stable, and then the guarantee goes up cutter and lower cutter cooperation stable.

Preferably, the mounting arm is provided with a connecting part, a fixing part is arranged at the position where the frame is connected with the mounting arm, a hydraulic cylinder is arranged between the connecting part and the fixing part, and one end of the hydraulic cylinder is rotatably connected with the connecting part and the other end of the hydraulic cylinder is rotatably connected with the fixing part.

By adopting the technical scheme, the piston rod of the hydraulic cylinder stretches out and draws back to drive the mounting arm to rotate, so that the positions of the upper cutting roller and the lower cutting roller are controlled, the transverse cutting position of the corrugated board is further controlled, the position of the mounting arm is adjusted more stably in a hydraulic cylinder control mode, and the stability of the transverse cutting position of the corrugated board is further improved.

Preferably, the feeding end of the frame is provided with a front guide plate for guiding the transversely cut corrugated paper board.

By adopting the technical scheme, the corrugated board is guided by the front guide plate after being transversely cut by the matching of the upper cutting roller and the lower cutting roller, so that the transversely cut corrugated board can move to the conveying mechanism more stably.

Preferably, the front guide plate is obliquely arranged, and the height of the front guide plate gradually decreases from a position close to the lower cutting roller to a position far away from the lower cutting roller.

By adopting the technical scheme, the front guide plate is gradually lowered from the position close to the lower cutting roller to the position far away from the lower cutting roller so as to press the transversely cut corrugated board downwards and guide the corrugated board to the conveying mechanism, so that the corrugated board is better in guiding effect.

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

1. the upper pressing strip and the lower pressing strip clamp the corrugated board so that the corrugated board can move more stably between the upper cutting roller and the lower cutting roller and the transverse cutting is more stable;

2. the hydraulic cylinder controls the mounting arm to rotate, so that the positions of the upper cutting roller and the lower cutting roller are controlled, and the transverse cutting position of the corrugated board is stably controlled.

Drawings

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

Fig. 2 is a partial exploded view of the crosscutting mechanism in an embodiment of the present application.

Fig. 3 is a side view of the interior of the housing in an embodiment of the present application.

Fig. 4 is an enlarged view of a portion a in fig. 1.

Fig. 5 is a partial structural view of the receiving mechanism in the embodiment of the present application.

Fig. 6 is an enlarged view of a portion B in fig. 5.

Description of reference numerals: 1. a frame; 11. a fixed part; 12. a front guide plate; 13. a fixing plate; 14. a base plate; 141. a filler strip; 15. a rear guide plate; 16. a receiving part; 161. a receiving groove; 17. a hole of abdication; 2. an upper cutting roller; 21. an upper cutter; 211. an upper mounting portion; 212. an upper limit block; 213. feeding a knife edge part; 22. pressing strips; 23. an upper limiting groove; 24. an upper gear; 3. a lower cutting roller; 31. a lower cutter; 311. a lower mounting portion; 313. a lower blade part; 32. pressing a strip; 34. a lower gear; 4. mounting an arm; 41. a connecting portion; 42. a cross-cut motor; 43. a hydraulic cylinder; 51. a drive shaft; 511. a driving wheel; 52. a driven shaft; 521. a driven wheel; 53. a conveyor belt; 531. briquetting; 54. a transfer motor; 6. mounting a plate; 61. connecting holes; 62. a lock hole; 621. locking the screw; 7. a mounting member; 71. a rotating part; 711. a hand wheel; 72. a threaded portion; 721. a limiting plate; 8. a material receiving guide roller; 81. connecting blocks; 811. mounting a screw hole; 9. and a material collecting plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses corrugated container board crosscut device, refer to fig. 1, including frame 1, crosscut mechanism, transport mechanism and receiving agencies, transport mechanism sets up in order to convey corrugated container board to the discharge end from the feed end of frame 1 on frame 1, and the crosscut mechanism sets up in the feed end of frame 1, and receiving agencies sets up in the transport mechanism below.

Referring to fig. 1, the cross cutting mechanism includes upper cutting roller 2 and lower cutting roller 3, and the both sides of frame 1 width direction are all provided with installation arm 4 along the feed end of frame 1, and the one end of upper cutting roller 2 is rotated and is connected in one of them installation arm 4 and the other end rotates and connect in another installation arm 4, and the one end of lower cutting roller 3 is rotated and is connected in one of them installation arm 4 and the other end rotates and connect in another installation arm 4, and upper cutting roller 2 and lower cutting roller 3 parallel arrangement each other and the diameter of upper cutting roller 2 and lower cutting roller 3 equals. The mounting arm 4 has a connecting portion 41, the connecting portion 41 is plate-shaped, the longitudinal direction of the connecting portion 41 is the same as the longitudinal direction of the mounting arm 4, the frame 1 is further provided with a fixing portion 11 at a position connected to the mounting arm 4, a hydraulic cylinder 43 is provided between the fixing portion 11 and the connecting portion 41, the cylinder tube of the hydraulic cylinder 43 is rotatably connected to the fixing portion 11, and the end portion of the piston rod of the hydraulic cylinder 43 is rotatably connected to the connecting portion 41.

Referring to fig. 1 and 2, an upper cutter 21 is fixedly connected to the upper cutting roll 2, the upper cutter 21 includes an upper mounting portion 211 and an upper blade portion 213, the upper mounting portion 211 is in a long strip shape, the upper mounting portion 211 is fixed to the upper cutting roll 2, the upper mounting portion 211 is connected to the upper cutting roll 2 and is in a curved surface shape and is attached to the roll surface of the upper cutting roll 2, a plurality of upper limiting grooves 23 are formed in the positions of the upper mounting portion 211, the upper limiting blocks 212 are fixedly arranged at positions of the upper mounting portion 211 corresponding to the upper limiting grooves 23, and the corresponding upper limiting blocks 212 are inserted into the upper limiting grooves 23 to limit the upper mounting portion 211. The upper mounting part 211 is provided with a fixing through hole, the upper cutting roll 2 is provided with a fixing screw hole, the number of the fixing screw holes of the upper cutting roll 2 is equal to that of the fixing screw holes of the upper mounting part 211, the fixing screw holes are in one-to-one correspondence with the fixing screw holes of the upper mounting part, and the upper cutter 21 is fixed on the upper cutting roll 2 through screws. The lower cutting roll 3 is fixedly connected with a lower cutter 31, the lower cutter 31 is provided with a lower mounting part 311 and a lower blade part 313, the lower mounting part 311 is fixedly provided with a lower limiting block (not shown in the figure), the lower cutting roll 3 is provided with a lower limiting groove (not shown in the figure), the lower limiting groove and the lower limiting block are equal in number and are arranged in a one-to-one correspondence manner, the lower mounting part 311 and the lower cutting roll 3 are connected in the same manner as the upper mounting part 211 and the upper cutting roll 2, the lower cutter 31 and the upper cutter 21 are arranged in a corresponding manner, and the upper blade part 213 and the lower blade part 313 are matched with each other to perform transverse cutting work.

Referring to fig. 1, one end of the upper cutting roll 2 penetrates through the mounting arm 4 at the corresponding position, and the end of the upper cutting roll 2 penetrating through the mounting arm 4 is fixedly provided with an upper gear 24 coaxially arranged with the upper cutting roll 2; one end of the lower cutting roller 3 penetrates through the mounting arm 4 at the corresponding position, a lower gear 34 which is coaxial with the lower cutting roller 3 is fixedly arranged at the end part of the lower cutting roller 3 penetrating through the mounting arm 4, the upper gear 24 and the lower gear 34 are positioned on the same side of the width direction of the rack 1, and the upper gear 24 and the lower gear 34 are meshed with each other. The other end of the upper cutting roller 2 opposite to the end part of the fixed upper gear 24 is provided with a transverse cutting motor 42, the transverse cutting motor 42 is fixed on the mounting arm 4, and the rotating shaft of the transverse cutting motor 42 is coaxially and fixedly connected with the upper cutting roller 2. In other embodiments, the traverse motor 42 may also be disposed corresponding to the lower cutting roller 3, that is, the rotating shaft of the traverse motor 42 may also be coaxially and fixedly connected with the lower cutting roller 3 to drive the lower cutting roller 3 to rotate so as to drive the upper cutting roller 2 to move together through the engagement of the upper gear 24 and the lower gear 34. The feed end of frame 1 is fixed with preceding deflector 12, and the one end of preceding deflector 12 is fixed in frame 1 along one side of self length direction and the other end is fixed in frame 1 along the opposite side of self length direction. The front guide plate 12 is obliquely arranged, and the height of the front guide plate 12 gradually decreases from a position close to the lower cutting roller 3 to a position far away from the lower cutting roller 3.

Referring to fig. 1 and 2, a plurality of upper pressing strips 22 are fixedly arranged on the upper cutting roll 2, the upper pressing strips 22 are arc-shaped and have the same inner diameter as the upper cutting roll 2, the center line of the upper pressing strips 22 is coincident with the center line of the upper cutting roll 2, the inner rings of the upper pressing strips 22 are closely attached to the roll surface of the upper cutting roll 2, and the upper pressing strips 22 are parallel to each other and are distributed at equal intervals along the length direction of the upper cutting roll 2. The upper molding 22 is preferably made of an elastic material, in this embodiment, the upper molding 22 is made of rubber and fixed on the surface of the upper cutting roller 2 through gel, and in other embodiments, sponge or plastic can be used. The lower cutting roller 3 is fixedly provided with lower pressing strips 32, the number of the lower pressing strips 32 is equal to that of the upper pressing strips 22, the positions of the lower pressing strips are arranged in a one-to-one correspondence mode, and the connection mode of the lower pressing strips 32 and the lower pressing rollers is the same as that of the upper pressing strips 22 and the upper pressing rollers. The distance between the central line of the upper cutting roller 2 and the central line of the lower cutting roller 3 is equal to twice of the outer diameter of the upper pressing strip 22, namely, the outer ring surfaces of the upper pressing strip 22 and the lower pressing strip 32 which correspond to each other in position touch each other in the transverse cutting process.

Referring to fig. 1 and 3, the transmission mechanism includes a driving shaft 51 and a driven shaft 52, the driving shaft 51 is disposed at the discharging end of the frame 1, one end of the driving shaft 51 is rotatably connected to one side of the frame 1 along the width direction thereof, and the other end of the driving shaft 51 is rotatably connected to the other side of the frame 1 along the width direction thereof; the driven shaft 52 is arranged at the feeding end of the machine frame 1, one end of the driven shaft 52 is rotatably connected to one side of the machine frame 1 along the width direction of the machine frame 1, the other end of the driven shaft 52 is rotatably connected to the other side of the machine frame 1 along the width direction of the machine frame 1, the driven shaft 52 and the driving shaft 51 are arranged in parallel, a transmission motor 54 is further arranged at the position of the machine frame 1 where the driving shaft 51 is arranged, the transmission motor 54 is fixed to the machine frame 1, and a rotating shaft of the transmission motor 54 is coaxially. The driving shaft 51 is fixedly provided with a plurality of driving wheels 511, the central lines of the driving wheels 511 are all superposed with the central line of the driving shaft 51, and the driving wheels 511 are distributed at equal intervals along the length direction of the driving shaft 51; the driven shaft 52 is fixedly provided with a plurality of driven wheels 521, the center lines of the driven wheels 521 are all overlapped with the center line of the driven shaft 52, the driven wheels 521 are equidistantly distributed along the length direction of the driven shaft 52, the driven wheels 521 and the driving wheel 511 are equal in number and are arranged in a one-to-one correspondence mode, the corresponding driven wheels 521 and the driving wheel 511 are wrapped with the conveying belt 53, the surfaces of the conveying belt 53, which are in contact with the driving wheel 511 and the driven wheels 521, are inner side surfaces, the surfaces of the conveying belt 53, which are in contact with corrugated boards, are outer side surfaces, the outer side surfaces of the conveying belt 53 are fixedly provided with a plurality of pressing. The material of the pressing block 531 is preferably elastic material, in this embodiment, the material of the pressing block 531 is preferably rubber, and in other embodiments, the material of the pressing block 531 may also be elastic material such as sponge or plastic. In this embodiment, the pressing block 531 is fixed to the conveyor belt 53 by industrial glue.

Referring to fig. 1 and 3, a plurality of bottom plates 14 are disposed below the conveyor belt 53, the number of the bottom plates 14 is one less than that of the conveyor belt 53, both side edges of the bottom plates 14 in the width direction correspond to the lower side of the conveyor belt 53, and the side edges of the adjacent bottom plates 14 adjacent to each other in the width direction are located below the same conveyor belt 53. Bottom plate 14 below is provided with a plurality of fixed plates 13, fixed plate 13 length direction's both ends are fixed in frame 1 width direction's both sides respectively, fixed plate 13 quantity is three at least, fixed plate 13 quantity is three in this embodiment, three fixed plate 13 sets up respectively in the feed end of frame 1, frame 1 length direction's middle part and frame 1's discharge end, frame 1 feed end's fixed plate 13 and frame 1 discharge end's fixed plate 13 are located same horizontal plane, frame 1 length direction middle part's fixed plate 13 is higher than frame 1 feed end and discharge end's fixed plate 13. The length direction of the bottom plate 14 is consistent with the conveying direction of the corrugated board, two ends of the bottom plate 14 in the length direction are fixedly connected with the fixing plates 13 at the feeding end and the discharging end of the rack 1 respectively, and the middle of the bottom plate 14 in the length direction is fixed on the fixing plates 13 in the middle of the rack 1 in the length direction, namely the bottom plate 14 forms an arc-shaped state with the middle bent upwards. In other embodiments, the number of the fixing plates 13 may be more than three, as long as the bottom plate 14 is formed to be bent upward at the middle. Referring to fig. 4, the bottom plate 14 is fixedly provided with two smooth-top pad strips 141 along two sides of the width direction thereof, and the length direction of the pad strips 141 is the same as the length direction of the bottom plate 14 and the length thereof is equal to the length direction.

Referring to fig. 1 and 5, the receiving mechanism includes a rear guide plate 15, a receiving guide roller 8, and a receiving plate 9. The material receiving plate 9 is arranged below the rack 1, namely the material receiving plate 9 is positioned below the conveying mechanism. The receiving portion 16 is arranged at the position where the material receiving plate 9 is arranged on the frame 1, the receiving portions 16 are respectively arranged on two sides of the frame 1 along the width direction of the frame, two receiving grooves 161 are formed by the two receiving portions 16 and the frame 1, the material receiving plate 9 is placed on the receiving portion 16, and two sides of the material receiving plate 9 along the width direction of the frame 1 are respectively matched with the receiving grooves 161 at the corresponding positions. The rear guide plate 15 is arranged at the discharge end of the rack 1, the cross section of the rear guide plate 15 is in a semicircular arc shape, two ends of the rear guide plate 15 in the length direction are respectively fixed at two sides of the rack 1 along the width direction, the chord of the semicircular arc of the cross section of the rear guide plate 15 is vertically arranged, and the middle part of the rear guide plate 15 is bent towards the direction far away from the rack 1 so as to reversely guide the corrugated board discharged horizontally to the material receiving plate 9.

Referring to fig. 5 and 6, the material receiving guide roller 8 is disposed at the discharging end of the frame 1, and the length direction of the material receiving guide roller 8 is the same as the width direction of the frame 1. Frame 1 sets up the fixed mounting panel 6 that is provided with in position department of receiving material guide roll 8, mounting panel 6 is located the top of receiving material guide roll 8, mounting panel 6 level sets up, connecting hole 61 has been seted up on mounting panel 6, be provided with installed part 7 in the connecting hole 61, installed part 7 is the stock form, installed part 7 has rotation portion 71 and screw thread portion 72, rotation portion 71 is located screw thread portion 72 top, rotation portion 71 rotates and sets up in connecting hole 61, the fixed hand wheel 711 that is provided with in rotation portion 71 top. Frame 1 sets up the position of receiving material guide roll 8 and has seted up long banding hole of stepping down 17, receives the both ends of material guide roll 8 length direction and wears out outside frame 1 from the hole of stepping down 17 that corresponds position department respectively, receives the both ends of material guide roll 8 length direction and all is provided with connecting block 81, receives the tip and the connecting block 81 rotation of material guide roll 8 and is connected. The connecting block 81 is provided with an installation screw hole 811, a thread is provided on the peripheral side of the thread portion 72, and the thread portion 72 is inserted into the installation screw hole 811 and is in threaded engagement with the installation screw hole 811. The bottom end of screw thread portion 72 is fixed and is provided with limiting plate 721, and limiting plate 721 is circular and coaxial fixed connection with installed part 7. The mounting plate 6 is further provided with a locking hole 62, the locking hole 62 is a threaded hole, a center line of the locking hole 62 is perpendicular to a center line of the connecting hole 61, and the locking hole 62 is communicated with the connecting hole 61. The locking hole 62 is provided with a locking screw 621, the locking screw 621 is a hand screw, and the locking screw 621 is in threaded fit with the locking hole 62 and abuts against the rotating part 71 of the mounting member 7.

The implementation principle of the corrugated board transverse cutting device in the embodiment of the application is as follows: the transverse cutting motor 42 drives the upper cutting roller 2 to rotate, the lower cutting roller 3 follows the upper cutting roller 2 to rotate under the meshing of the upper gear 24 and the lower gear 34, the upper cutting roller 2 is in rotating fit with the lower cutting roller 3 in the opposite direction, and therefore the upper cutting knife 21 is matched with the lower cutting knife 31 to transversely cut the corrugated boards. The corrugated board is transversely cut by the upper cutter 21 and the lower cutter 31 when passing through the middle of the upper cutting roller 2 and the lower cutting roller 3, and after the upper cutter 21 is transversely cut by the lower cutter 31, the corrugated board is clamped by the upper pressing strip 22 and the lower pressing strip 32, so that the movement of the corrugated board moving from the upper cutting roller 2 to the lower cutting roller 3 is more stable, and the transverse cutting is more stable. The hydraulic cylinder 43 is used for controlling the mounting arm 4 to rotate, so that the positions of the upper cutting roller 2 and the lower cutting roller 3 are controlled, the transverse cutting is adjusted more flexibly, and the operator can conveniently control the transverse cutting position of the corrugated board.

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 (10)

1. A corrugated board crosscutting apparatus characterized by: the corrugated board transverse cutting device comprises a rack (1), an upper cutting roller (2) and a lower cutting roller (3) for transversely cutting a corrugated board, wherein the upper cutting roller (2) and the lower cutting roller (3) are rotatably mounted at the feeding end of the rack (1), the upper cutting roller (2) is fixedly provided with an upper cutter (21), the lower cutting roller (3) is correspondingly and fixedly provided with a lower cutter (31), the upper cutting roller (2) is fixedly provided with an upper pressing strip (22), the lower cutting roller (3) is provided with a lower pressing strip (32), and the upper pressing strip (22) and the lower pressing strip (32) are equal in number and are arranged in a position-to-position correspondence manner.

2. A corrugated cardboard crosscutting apparatus as claimed in claim 1 wherein: the upper pressing strip (22) is arc-shaped and strip-shaped, the inner diameter of the upper pressing strip (22) is equal to the diameter of the upper cutting roller (2), and the inner ring of the upper pressing strip (22) is tightly attached to the upper cutting roller (2); the lower pressing strip (32) is arc-shaped strip, the inner diameter of the lower pressing strip (32) is equal to the diameter of the lower cutting roller (3), and the inner ring of the lower pressing strip (32) is tightly attached to the lower cutting roller (3).

3. A corrugated cardboard crosscutting apparatus as claimed in claim 1 wherein: the upper cutter (21) comprises an upper cutter blade part (213) and an upper mounting part (211), the upper mounting part (211) is tightly attached to the upper cutting roller (2), the cross section of the surface of the upper mounting part (211) tightly attached to the upper cutting roller (2) is arc-shaped, and the diameter of the cross section is equal to that of the upper cutting roller (2); lower cutter (31) include lower cutting edge portion (313) and installation department (311) down, installation department (311) hug closely down in lower cutting roller (3), installation department (311) hug closely down the transversal arc of personally submitting and the diameter of the face of lower cutting roller (3) equals with lower cutting roller (3).

4. A corrugated cardboard crosscutting apparatus as claimed in claim 3 wherein: the upper mounting part (211) is provided with a through hole, the upper cutting roller (2) is provided with a threaded hole corresponding to the through hole of the upper mounting part (211), and the upper mounting part (211) is fixed on the upper cutting roller (2) through a screw; the lower installation part (311) is provided with a through hole, the lower cutting roller (3) is provided with a threaded hole corresponding to the through hole of the lower installation part (311), and the lower installation part (311) is fixed on the lower cutting roller (3) through a screw.

5. A corrugated cardboard crosscutting apparatus as claimed in claim 3 wherein: the upper cutting roller (2) is provided with an upper limiting groove (23), an upper limiting block (212) is arranged at the position of the upper mounting part (211) corresponding to the upper limiting groove (23), and the corresponding upper limiting groove (23) is in inserted fit with the upper limiting block (212); lower limiting grooves are formed in the lower cutting roller (3), lower limiting blocks are arranged at positions, corresponding to the lower limiting grooves, of the lower mounting portion (311), and the corresponding lower limiting grooves are in inserting fit with the lower limiting blocks.

6. A corrugated cardboard crosscutting apparatus as claimed in claim 1 wherein: frame (1) rotates along frame (1) width direction's both sides at the feed end and is provided with installation arm (4), go up cut roller (2) with down cut roller (3) and all rotate and set up in two between installation arm (4).

7. A corrugated cardboard crosscutting apparatus as claimed in claim 6 wherein: the upper cutting roller is characterized in that one end of the upper cutting roller (2) penetrates through the mounting arm (4) at the corresponding position and is fixedly connected with an upper gear (24) coaxially, one end of the lower cutting roller (3) penetrates through the mounting arm (4) at the corresponding position and is fixedly connected with a lower gear (34 coaxially), the upper gear (24) is meshed with the lower gear (34), and a transverse cutting motor (42) for driving the upper gear (24) to rotate is arranged at the other end, opposite to the end part where the upper gear (24) is arranged, of the upper cutting roller (2).

8. A corrugated cardboard crosscutting apparatus as claimed in claim 6 wherein: the mounting arm (4) is provided with a connecting part (41), the rack (1) is connected with a fixing part (11) at the position of the mounting arm (4), a hydraulic cylinder (43) is arranged between the connecting part (41) and the fixing part (11), and one end of the hydraulic cylinder (43) is rotatably connected with the connecting part (41) and the other end of the hydraulic cylinder (43) is rotatably connected with the fixing part (11).

9. A corrugated cardboard crosscutting apparatus as claimed in claim 1 wherein: and a front guide plate (12) for guiding the transversely cut corrugated boards is arranged at the feed end of the rack (1).

10. A corrugated cardboard crosscutting apparatus as claimed in claim 9 wherein: the front guide plate (12) is obliquely arranged, and the height of the front guide plate (12) gradually decreases from the position close to the lower cutting roller (3) to the position far away from the lower cutting roller (3).

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