CN220180259U

CN220180259U - Paperboard continuous indentation device

Info

Publication number: CN220180259U
Application number: CN202321385098.8U
Authority: CN
Inventors: 杨云发; 张�焕; 黄美辉
Original assignee: Boluo Guanglong Paper Products Co ltd
Current assignee: Boluo Guanglong Paper Products Co ltd
Priority date: 2023-06-01
Filing date: 2023-06-01
Publication date: 2023-12-15
Anticipated expiration: 2033-06-01

Abstract

The utility model belongs to the technical field of paperboard indentation devices, and relates to a paperboard continuous indentation device which comprises an indentation mechanism and a conveying mechanism, wherein the indentation mechanism comprises a frame, one side of the frame is rotatably provided with a rotating shaft, one end of the rotating shaft is connected with a driving piece, the outer wall of the rotating shaft is sleeved with a fixed wheel and a sliding wheel, the sliding wheel is in sliding connection with the outer wall of the rotating shaft, a limiting piece is arranged between the sliding wheel and the rotating shaft, the fixed wheel and the sliding wheel are distributed on two sides of the conveying direction of a paperboard, and the sliding wheel is in meshed connection with an upper driven wheel; the upper driven wheel is connected with an upper pressing roller at one end far away from the rotating shaft, an upper indentation convex strip is arranged on the outer wall of the upper pressing roller, a lifting component is arranged between the upper pressing roller and the frame, the fixed wheel is connected with a lower driven wheel in a meshed mode, a lower pressing roller is connected with one end far away from the rotating shaft, a lower indentation convex strip is arranged on the outer wall of the lower pressing roller, and the lower pressing roller is connected with the frame in a rotating mode. The utility model has the effect of adapting to paperboards with different thicknesses.

Description

Paperboard continuous indentation device

Technical Field

The utility model relates to the field of paperboard indentation devices, in particular to a paperboard continuous indentation device.

Background

In the paperboard processing technology, in order to facilitate the subsequent paperboard folding processing to form a carton, the paperboard needs to be pressed with corresponding indentation at the bending position of the paperboard through a continuous indentation device, and then paperboard is stacked into the carton through the indentation.

The prior paperboard continuous creasing device comprises a creasing mechanism and a conveying mechanism for conveying the paperboard, wherein the conveying mechanism comprises a first conveying belt for conveying the paperboard to the creasing mechanism, and a second conveying belt for conveying the paperboard to the next working procedure by the creasing mechanism. The indentation mechanism comprises a frame, an upper rolling wheel and a lower rolling wheel are arranged on the frame, and the upper rolling wheel and the lower rolling wheel are distributed on two sides of the paperboard in the conveying direction. When the paper board is conveyed between the upper rolling wheel and the lower rolling wheel through the first conveying belt, the upper rolling wheel and the lower rolling wheel rotate, the upper rolling wheel is used for indentation of the top surface of the paper board, and the lower rolling wheel is used for indentation of the bottom surface of the paper board.

However, the existing creasing device is difficult to be applied to paperboards with different thicknesses, and when the paperboards are thicker or thinner, the upper rolling wheel and the lower rolling wheel are difficult to be used for creasing with required depth.

Disclosure of Invention

The utility model provides a continuous indentation device for paperboards, which aims to solve the problem that the existing indentation device is difficult to be suitable for paperboards with different thicknesses.

The utility model provides a paperboard continuous indentation device which adopts the following technical scheme:

the utility model provides a cardboard continuous indentation device, includes indentation mechanism and is used for conveying the transport mechanism of cardboard, indentation mechanism includes the frame, and one side rotation of frame is provided with the pivot, and one end of pivot is connected with the driving piece that is used for driving the pivot rotation, and the outer wall cover of pivot is equipped with tight pulley and movable pulley, and the movable pulley slides with the outer wall of pivot and is connected, is provided with the locating part that is used for driving pivot and movable pulley synchronous rotation between movable pulley and the pivot, and the tight pulley distributes in the both sides of the transport direction of cardboard with the movable pulley, and the movable pulley meshing is connected with the driven pulley;

the upper driven wheel is connected with an upper press roll at one end far away from the rotating shaft, an upper indentation convex strip is arranged on the outer wall of the upper press roll, a lifting component used for driving the upper press roll and the sliding wheel to lift respectively is arranged between the upper press roll and the frame, the fixed wheel is connected with a lower driven wheel in a meshed mode, a lower press roll is connected with one end far away from the rotating shaft, which is connected with a lower press roll, a lower indentation convex strip is arranged on the outer wall of the lower press roll, and the lower press roll is connected with the frame in a rotating mode.

Through adopting above-mentioned technical scheme, go up the compression roller and can go up the lifting adjustment through lifting unit with the movable pulley, go up the compression roller and drive and go up the driven wheel and go up and down, the movable pulley then goes up and down along the pivot. The upper press roller is adjusted to a proper position according to the thickness of the paper board, and the distance between the upper press roller and the lower press roller can adapt to the paper boards with different thicknesses so as to enable the paper boards to be printed to a required depth.

The driving piece drives the rotating shaft to rotate, the rotating shaft drives the fixed wheel and the sliding wheel to rotate respectively, the sliding wheel is meshed with the upper driven wheel and then drives the upper compression roller to rotate through the limiting piece, and the fixed wheel is meshed with the lower driven wheel and then drives the lower compression roller to rotate. The paper board is conveyed between the upper pressing roller and the lower pressing roller through the conveying mechanism, the upper pressing roller drives the upper indentation convex strip to rotate to the top surface of the paper board, the lower pressing roller drives the lower indentation convex strip to rotate to the bottom surface of the paper board, at the moment, the upper indentation and the lower indentation rotate to be opposite, the upper indentation convex strip is indented on the top surface of the paper board, and the lower indentation convex strip is indented on the lower surface of the paper board. The continuous creasing device implementation is adaptable to different thicknesses of paperboard.

Optionally, the lifting groove has been seted up to the outer wall of pivot, and the locating part is including connecting in the stopper that the movable pulley is close to the one end of lifting groove, and the outer wall of stopper slides with the cell wall of lifting groove and is connected.

Through adopting above-mentioned technical scheme, when lifting assembly drove the movable pulley and carry out lifting adjustment along the pivot, the stopper slides in the lift inslot, and the outer wall of stopper slides with the cell wall in lift groove and is connected. When the driving piece drives the rotating shaft to rotate, the limiting block and the lifting groove are matched to play a limiting role on the sliding wheel, so that the rotating shaft can drive the sliding wheel to rotate, and the limiting piece is simple in structure and easy to maintain.

Optionally, the lifting groove is provided with a plurality of groups, and the axis direction interval distribution of a plurality of groups lifting groove surrounding the pivot.

Through adopting above-mentioned technical scheme, the lift groove is provided with a plurality of groups, and the limiting displacement of multiplicable lift groove when adjusting the movable pulley lift, and then improves movable pulley lift and adjusts and stability when rotating.

Optionally, the lifting assembly comprises a moving plate arranged between the upper press roller and the frame, and the moving plate is respectively and rotatably connected with the upper press roller and the sliding wheel; the frame includes the horizontal pole, and the threaded rod between horizontal pole and the movable plate, threaded rod and movable plate rotate to be connected, and the one end that the movable plate was kept away from to the threaded rod runs through the horizontal pole to with the department threaded connection that runs through of horizontal pole.

Through adopting above-mentioned technical scheme, rotate the threaded rod, threaded rod and horizontal pole threaded connection to rotate with the movable plate and be connected, the threaded rod can drive the movable plate and go up and down to adjust, and then realizes the distance adjustment between compression roller and the lower compression roller, and the threaded rod drives the movable plate and goes up and down, simple structure and easy operation.

Optionally, a turntable is mounted at one end of the threaded rod away from the moving plate.

Through adopting above-mentioned technical scheme, the setting of carousel is favorable to rotating the threaded rod, further improves the convenience of last compression roller lift adjustment operation.

Optionally, the upper press roller is detachably and fixedly connected with the upper indentation convex strip, and the lower press roller is detachably and fixedly connected with the lower indentation.

Through adopting above-mentioned technical scheme, upward the compression roller rotates and makes and go up the indentation sand grip in the top surface indentation of cardboard, and lower compression roller rotates and makes and lower indentation sand grip in the bottom surface indentation of cardboard, goes up indentation sand grip, lower indentation sand grip and rubs with the cardboard respectively, leads to going up indentation sand grip and lower indentation sand grip and easily appears wearing and tearing, goes up and can dismantle fixed connection between compression roller and the last indentation sand grip, is favorable to going up the change of indentation sand grip, can dismantle fixed connection down between compression roller and the lower indentation sand grip, is favorable to the change of lower indentation sand grip.

Optionally, an upper accommodating groove is formed in the outer wall of the upper press roll, an upper indentation convex strip is positioned in the upper accommodating groove, and an upper bolt is arranged between the upper press roll and the upper indentation convex strip; the outer wall of lower compression roller has seted up down the holding tank, and lower indentation sand grip is located down the holding tank, is provided with down the connecting piece between lower compression roller and the lower indentation sand grip.

By adopting the technical scheme, the upper indentation convex strips are placed into the upper accommodating groove, and the upper indentation convex strips are connected with the upper press roller through the upper bolts; the lower indentation convex strip is placed into the lower accommodating groove, the lower indentation convex strip is connected with the lower pressing roller through the lower bolt, and the upper indentation convex strip and the lower indentation convex strip are convenient to install, so that replacement after abrasion of the upper indentation convex strip and the lower indentation convex strip is facilitated.

Optionally, the driving piece is a motor, and an output end of the motor is connected with the rotating shaft.

Through adopting above-mentioned technical scheme, motor drive pivot rotates, and then drives tight pulley and movable pulley rotation, and motor structure is simple, uses and maintains convenience and reliable operation.

In summary, the utility model has the following beneficial technical effects:

1. the upper press roller and the sliding wheel can be lifted and adjusted through the lifting component, the upper press roller drives the upper driven wheel to lift, and the sliding wheel lifts along the rotating shaft. The upper press roller is adjusted to a proper position according to the thickness of the paper board, and the distance between the upper press roller and the lower press roller can be adapted to paper boards with different thicknesses, so that the paper board is printed to a required depth, and the problem that the existing indentation device is difficult to be applied to paper boards with different thicknesses is solved;

2. the arrangement of the upper connecting piece and the lower connecting piece ensures that the upper indentation convex strips and the upper pressing roller and the lower indentation convex strips and the lower pressing roller are detachably and fixedly connected, thereby being beneficial to the replacement of the upper indentation convex strips and the lower indentation convex strips after abrasion.

Drawings

Fig. 1 is a schematic structural view of a continuous creasing device for paper board according to an embodiment of the present utility model.

Fig. 2 is a schematic structural view of the indentation mechanism.

Fig. 3 is a schematic view of a partial structure at a rotation shaft.

Fig. 4 is a schematic view showing a partial structure at the upper and lower receiving grooves.

Fig. 5 is a sectional view of the lifter plate in the lifting adjustment direction.

Reference numerals illustrate:

1. a conveying mechanism; 11. a first conveyor belt; 12. a second conveyor belt; 2. an indentation mechanism; 21. a frame; 211. a cross bar; 212. a support rod; 213. a threaded rod; 2131. a turntable; 2132. an anti-drop end; 22. a rotating shaft; 221. a motor; 222. a lifting groove; 23. a fixed wheel; 231. a lower driven wheel; 24. a sliding wheel; 241. a limiting block; 242. an upper driven wheel; 25. an upper press roll; 251. a convex strip is pressed on; 252. an upper receiving groove; 253. installing a bolt; 26. a lower press roll; 261. lower indentation convex strips; 262. a lower accommodating groove; 263. a lower bolt; 27. a moving plate; 3. and (3) paper board.

Detailed Description

The present utility model will be described in further detail below.

The embodiment of the utility model discloses a paperboard continuous creasing device, referring to fig. 1, which comprises a creasing mechanism 2 and a conveying mechanism 1 for conveying paperboard 3. Referring to fig. 2, the indentation mechanism 2 includes a frame 21, a rotating shaft 22 is rotatably disposed on one side of the frame 21, a fixed wheel 23 and a sliding wheel 24 are sleeved on the outer wall of the rotating shaft 22, a lower pressing roller 26 is disposed on one side of the fixed wheel 23, an upper pressing roller 25 is disposed on one side of the sliding wheel 24, and a moving plate 27 is disposed between the upper pressing roller 25 and the frame 21.

Referring to fig. 1, the conveying mechanism 1 includes a first conveyor belt 11 and a second conveyor belt 12 that are disposed in order in the machine direction of the sheet 3, and an indentation mechanism 2 is disposed between the first conveyor belt 11 and the second conveyor belt 12. Referring to fig. 2, the creasing mechanism 2 includes a frame 21, the frame 21 includes two sets of support bars 212, the two sets of support bars 212 are respectively distributed on two sides of the conveying direction of the paper board 3, the support bars 212 are vertically arranged long bars, and the length direction of the support bars is perpendicular to the conveying direction of the paper board 3. A cross bar 211 is arranged between the two groups of support bars 212, the cross bar 211 horizontally spans the long bars between the two groups of support bars 212, the length direction of the cross bar 211 is perpendicular to the length direction of the support bars 212, and the cross bar 211 is positioned above the conveying mechanism 1.

The end of the support bar 212 close to the second conveyor belt 12 is rotatably connected with a rotating shaft 22, and the axial direction of the rotating shaft 22 is consistent with the length direction of the support bar 212. One end of the rotating shaft 22 along the axis direction is connected with a motor 221 for driving the rotating shaft 22 to rotate, and referring to fig. 3, the outer wall of the other end is provided with a plurality of groups of lifting grooves 222, and the lifting grooves 222 of the plurality of groups are distributed at intervals along the annular outer wall of the rotating shaft 22. The lifting groove 222 is a strip groove, and the length direction is parallel to the axis direction of the rotating shaft 22.

Referring to fig. 2, a fixed wheel 23 is sleeved on the outer wall of the rotating shaft 22, the fixed wheel 23 is a bevel gear, a lower driven wheel 231 is connected with the fixed wheel 23 in a meshed manner, one end of the lower driven wheel 231, which is far away from the fixed wheel 23, is connected with a lower pressing roller 26, the axis direction of the lower pressing roller 26 is perpendicular to the axis direction of the rotating shaft 22, and the lower pressing roller 26 is rotatably connected with one end of the supporting rod 212, which is close to the second conveying belt 12.

Referring to fig. 4, the outer wall of the lower press roller 26 is provided with a lower receiving groove 262, the lower receiving groove 262 is a long-strip-shaped groove, and the length square of the lower receiving groove 262 is parallel to the axial direction of the lower press roller 26. Referring to fig. 3, the lower pressing roller 26 is provided with a lower indentation protruding bar 261 in the lower accommodating groove 262, the lower indentation protruding bar 261 is a long bar protruding bar adapted to the lower accommodating groove 262, and one end of the lower indentation protruding bar 261 away from the lower pressing roller 26 protrudes to the outer side of the lower accommodating groove 262. Two groups of lower bolts 263 are arranged between the lower indentation raised lines 261 and the lower press roller 26, the two groups of lower bolts 263 are distributed along the length direction of the lower indentation raised lines 261, the lower bolts 263 are horizontally arranged, and the connecting ends of the lower bolts 263 penetrate through the lower indentation raised lines 261 and are in threaded connection with the lower press roller 26, so that the lower indentation raised lines 261 are fixedly arranged in the lower accommodating groove 262.

Referring to fig. 2, a sliding wheel 24 is sleeved on the outer wall of the rotating shaft 22, the sliding wheel 24 is located above the fixed wheel 23, the sliding wheel 24 is a bevel gear, the inner annular wall of the sliding wheel 24 is rotationally connected with the outer wall of the rotating shaft 22, referring to fig. 3, a limiting block 241 is connected to the inner wall of the sliding wheel 24, which is close to the lifting groove 222, the limiting block 241 is rectangular and the outer wall of the limiting block 241 is slidingly connected with the groove wall of the lifting groove 222. Referring to fig. 2, the sliding wheel 24 is engaged with an upper driven wheel 242, one end of the upper driven wheel 242 away from the sliding wheel 24 is connected with an upper pressing roller 25, and the axial direction of the upper pressing roller 25 is perpendicular to the axial direction of the rotating shaft 22.

Referring to fig. 4, an upper receiving groove 252 is formed in an outer wall of the upper press roller 25, the upper receiving groove 252 is a long-strip-shaped groove, and a length square of the upper receiving groove 252 is parallel to an axial direction of the upper press roller 25. Referring to fig. 3, the upper press roller 25 is provided with an upper indentation protrusion 251 in the upper receiving groove 252, the upper indentation protrusion 251 is a strip protrusion adapted to the upper receiving groove 252, and one end of the upper indentation protrusion 251 away from the upper press roller 25 protrudes outwards from the upper receiving groove 252. Two groups of upper bolts 253 are arranged between the upper indentation convex strips 251 and the upper press roller 25, the two groups of upper bolts 253 are distributed along the length direction of the upper indentation convex strips 251, the upper bolts 253 are horizontally arranged, and the connecting ends of the upper bolts 253 penetrate through the upper indentation convex strips 251 and are in threaded connection with the upper press roller 25, so that the upper indentation convex strips 251 are fixedly arranged in the upper accommodating groove 252.

Referring to fig. 2, a moving plate 27 is provided between the upper press roller 25 and the frame 21, the moving plate 27 is a vertically-provided long plate, and the length direction of the moving plate 27 coincides with the axial direction of the upper press roller 25. One end of the moving plate 27, which is close to the support rod 212, is sleeved on the outer wall of the support rod 212, so that the moving plate 27 can be lifted along the support rod 212. One side of the movable plate 27, which is close to the upper press roller 25, is rotationally connected with the upper press roller 25, one end of the movable plate 27, which is close to the rotating shaft 22, extends to the sliding wheel 24 to form a connecting section (not shown in the drawing), the connecting section is sleeved on the outer side of the sliding wheel 24, the sliding wheel 24 is rotationally connected with the connecting section through a bearing, the bearing is arranged in the prior art, and the movable plate 27 drives the sliding wheel 24 to lift and adjust along the rotating shaft 22 through the connecting section, which is not repeated herein.

The threaded rod 213 is disposed through one end of the moving plate 27 away from the upper press roller 25, the threaded rod 213 is disposed vertically, and the axial direction of the threaded rod 213 is perpendicular to the length direction of the moving plate 27, referring to fig. 5, one end of the threaded rod 213 penetrating through the moving plate 27 is an anti-release end 2132 for reducing the wanted detachment of the threaded rod 213 and the moving plate 27, and the threaded rod 213 is rotatably connected at the penetrating position of the anti-release end 2132 and the moving plate 27. The end of the threaded rod 213 remote from the moving plate 27 penetrates the cross bar 211 and is screwed with the penetration of the cross bar 211. A rotary disc 2131 is connected to one end of the threaded rod 213 penetrating the moving plate 27.

The implementation principle of the paperboard continuous indentation device provided by the embodiment of the utility model is as follows: referring to fig. 2, the turntable 2131 is rotated, the turntable 2131 and the threaded rod 213 are rotated, and the threaded rod 213 is screwed with the cross bar 211 to drive the moving plate 27 to perform lifting adjustment along the length direction of the support bar 212. At this time, the moving plate 27 drives the sliding wheel 24 to slide along the rotating shaft 22 through the connecting section, and the limiting block 241 slides along the lifting groove 222. When the moving plate 27 is adjusted to a proper height, the distance between the upper press roller 25 and the lower press roller 26 is adjusted to a proper range. The motor 221 drives the rotating shaft 22 to rotate, and the rotating shaft 22 drives the fixed wheel 23 and the sliding wheel 24 to rotate. The fixed wheel 23 is meshed with the lower driven wheel 231, so as to drive the lower driven wheel 231 and the lower press roller 26 to rotate, and the sliding wheel 24 is meshed with the upper driven wheel 242, so as to drive the upper driven wheel 242 and the upper press roller 25 to rotate.

When the cardboard 3 is transferred between the upper press roller 25 and the lower press roller 26 through the first conveyor belt 11, the upper press roller 25 and the lower press roller 26 rotate, and in combination with fig. 2, the upper indentation convex strip 251 and the lower indentation convex strip 261 rotate to opposite states, the upper indentation convex strip 251 performs indentation treatment on the top surface of the cardboard 3, and the lower indentation convex strip 261 performs indentation treatment on the bottom surface of the cardboard 3, so that the problem that the existing indentation device is difficult to be suitable for the cardboard 3 with different thicknesses is solved. When the cardboard 3 is thicker, the distance between the upper press roller 25 and the lower press roller 26 can be adjusted to be increased, and when the cardboard 3 is thinner, the reverse operation can be performed to imprint the cardboard 3 to a desired depth.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. A continuous creasing device for cardboard, comprising a creasing mechanism (2), and a conveying mechanism (1) for conveying cardboard (3), characterized in that: the indentation mechanism (2) comprises a frame (21), a rotating shaft (22) is rotatably arranged on one side of the frame (21), one end of the rotating shaft (22) is connected with a driving piece for driving the rotating shaft (22) to rotate, a fixed wheel (23) and a sliding wheel (24) are sleeved on the outer wall of the rotating shaft (22), the sliding wheel (24) is connected with the outer wall of the rotating shaft (22) in a sliding manner, a limiting piece for driving the rotating shaft (22) and the sliding wheel (24) to synchronously rotate is arranged between the sliding wheel (24) and the rotating shaft (22), the fixed wheel (23) and the sliding wheel (24) are distributed on two sides of the conveying direction of the paperboard (3), and the sliding wheel (24) is connected with an upper driven wheel (242) in a meshed manner.

One end of an upper driven wheel (242) far away from the rotating shaft (22) is connected with an upper pressing roller (25), an upper indentation convex strip (251) is arranged on the outer wall of the upper pressing roller (25), a lifting component used for driving the upper pressing roller (25) and a sliding wheel (24) to lift respectively is arranged between the upper pressing roller (25) and the frame (21), a lower driven wheel (231) is connected with the fixed wheel (23) in a meshed mode, a lower pressing roller (26) is connected with one end of the lower driven wheel (231) far away from the rotating shaft (22), a lower indentation convex strip (261) is arranged on the outer wall of the lower pressing roller (26), and the lower pressing roller (26) is connected with the frame (21) in a rotating mode.

2. A continuous creasing device for paperboard as in claim 1, wherein: lifting groove (222) has been seted up to the outer wall of pivot (22), and the locating part is including connecting in stopper (241) of the one end that movable pulley (24) is close to lifting groove (222), and the outer wall of stopper (241) is connected with the cell wall slip of lifting groove (222).

3. A continuous creasing device for paperboard as in claim 2, wherein: the lifting grooves (222) are provided with a plurality of groups, and the groups of lifting grooves (222) are distributed at intervals around the axis direction of the rotating shaft (22).

4. A continuous creasing device for paperboard as in claim 1, wherein: the lifting assembly comprises a moving plate (27) arranged between the upper press roller (25) and the frame (21), and the moving plate (27) is respectively and rotatably connected with the upper press roller (25) and the sliding wheel (24); the frame (21) comprises a cross bar (211), a threaded rod (213) between the cross bar (211) and the movable plate (27), the threaded rod (213) is rotationally connected with the movable plate (27), and one end of the threaded rod (213) away from the movable plate (27) penetrates through the cross bar (211) and is in threaded connection with the penetrating position of the cross bar (211).

5. A continuous creasing device for paperboard as in claim 4, wherein: a turntable (2131) is arranged at one end of the threaded rod (213) far away from the movable plate (27).

6. A continuous creasing device for paperboard as in claim 1, wherein: the upper press roller (25) is detachably and fixedly connected with the upper indentation convex strips (251), and the lower press roller (26) is detachably and fixedly connected with the lower indentation.

7. A continuous creasing device for paperboard as in claim 5, wherein: an upper containing groove (252) is formed in the outer wall of the upper pressing roll (25), an upper indentation convex strip (251) is positioned in the upper containing groove (252), and an upper bolt (253) is arranged between the upper pressing roll (25) and the upper indentation convex strip (251); lower holding groove (262) has been seted up to the outer wall of lower compression roller (26), and lower indentation sand grip (261) are located lower holding groove (262), are provided with down bolt (263) between lower compression roller (26) and lower indentation sand grip (261).

8. A continuous creasing device for paperboard as in claim 1, wherein: the driving piece is a motor (221), and the output end of the motor (221) is connected with the rotating shaft (22).