CN117754922A - Crease device for paperboard processing - Google Patents

Abstract

The invention relates to the technical field of paperboard processing, in particular to a crease device for paperboard processing, which comprises a processing table, wherein an intermittent conveying mechanism of a paperboard is arranged at the upper end of the processing table, a concave plate is fixedly connected at the upper end of the processing table, three telescopic cylinders are fixedly connected at the upper end of the concave plate at equal intervals, the lower ends of the telescopic cylinders penetrate through the concave plate and are fixedly connected with an upper top plate, an L-shaped supporting plate is fixedly connected at the lower end of the upper top plate, a paperboard creasing mechanism is arranged on the L-shaped supporting plate, a groove is formed in one side of the upper top plate, a second electric telescopic rod is symmetrically and fixedly connected in the groove, and an L-shaped side plate is fixedly connected at the end part of an inner rod of the second electric telescopic rod, and the crease device has the following beneficial effects: the upper top plate is driven to move downwards through the telescopic oil cylinder, and the upper top plate drives the L-shaped side plate and the L-shaped supporting plate to move downwards, so that the paperboard indentation mechanism, the limiting mechanism, the positioning mechanism and the preheating mechanism move downwards, wherein the limiting baffle in the limiting mechanism is contacted with the upper end of the processing table firstly.

Description

Crease device for paperboard processing

Technical Field

The invention relates to the technical field of paperboard processing, in particular to a crease device for paperboard processing.

Background

Cardboard is also called paperboard, which is usually made from various plant fibers as raw materials and also doped with non-plant fibers, and is manufactured on a paperboard machine, and some special paperboards are also doped with animal fibers such as wool or mineral fibers such as asbestos, and the distinction between the paperboards and the papers is usually made by quantitative and thickness distinction, and the functions of the paperboards and the papers are also different. The existing paperboard needs to be subjected to crease processing in the processing process, the existing paperboard cannot be positioned during crease processing, deviation is easy to occur during crease operation, crease quality of the paperboard is affected, and an existing crease device cannot be used if the crease is shallow due to small pressure when the crease processing is carried out on the paperboard, and the paperboard cannot be broken due to overlarge pressure, so that the paperboard is wasted, and working efficiency is greatly reduced.

Disclosure of Invention

The invention aims to provide a crease device for paperboard processing, which solves the problems in the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a crease device for cardboard processing, includes the processing platform, the intermittent type conveying mechanism of cardboard is installed to the upper end of processing platform, the upper end fixedly connected with concave plate of processing platform, the upper end equidistance fixedly connected with three telescopic cylinder of concave plate, the lower extreme of telescopic cylinder passes concave plate and last roof fixedly connected with, the lower extreme fixedly connected with L type backup pad of going up the roof, install cardboard indentation mechanism in the L type backup pad, the recess has been seted up to one side of going up the roof, symmetrical fixedly connected with second electric telescopic handle in the recess, the tip fixedly connected with L type curb plate of second electric telescopic handle inner rod, the stop gear of installing the cardboard on the L type curb plate, the side fixedly connected with diaphragm of L type curb plate, the upper end equidistance fixedly connected with a plurality of sleeve pipes of diaphragm, the positioning mechanism of cardboard is installed to the lower extreme of diaphragm, the preheating mechanism of installing the cardboard on the diaphragm.

Preferably, the paperboard indentation mechanism comprises a plurality of first electric telescopic rods arranged on the L-shaped supporting plate and indentation cutters arranged at the lower ends of the first electric telescopic rods, wherein the first electric telescopic rods are fixedly connected with the bottom of the inner side of the L-shaped supporting plate, and the lower ends of the first electric telescopic rods penetrate through the L-shaped supporting plate and are fixedly connected with the indentation cutters.

Preferably, the upper end symmetry of L type curb plate side has seted up the spacing groove, and the recess sliding connection of L type curb plate and last roof, spacing groove and last roof sliding connection, the spout has been seted up to the inside wall of L type curb plate, and logical groove has been seted up to the side of spout.

Preferably, the stop gear is including setting up a plurality of slide bars on L type curb plate, setting up limit baffle on L type curb plate inside wall, setting up in two slide plates of limit baffle side, setting up in the magnet strip of limit baffle lower extreme, the slide bar sets up in logical inslot, and the upper and lower both ends of slide bar respectively with logical groove's upper and lower both sides fixed connection, the slide plate cover is established on the slide bar, and slide plate and slide bar sliding connection.

Preferably, the limit baffle is in sliding connection with a sliding groove on the inner side wall of the L-shaped side plate, and the magnet strip is embedded into the lower end of the limit baffle.

Preferably, the positioning mechanism comprises a plurality of buffering polished rods arranged on the transverse plate, a limiting ring arranged at the upper end of the buffering polished rods, a buffering spring sleeved at the lower end of the buffering polished rods and a positioning pressing plate arranged at the lower end of the buffering polished rods, wherein the buffering polished rods penetrate through the transverse plate from top to bottom, the upper ends of the buffering polished rods penetrate through the sleeve and are fixedly connected with the limiting ring, and the lower ends of the buffering polished rods are fixedly connected with the positioning pressing plate.

Preferably, the buffer polished rod is respectively in sliding connection with the transverse plate and the sleeve, and the buffer spring is arranged between the transverse plate and the positioning pressing plate.

Preferably, the preheating mechanism comprises a plurality of sleeves arranged on the transverse plate, a fixed cover arranged at the lower end of the sleeves, a plug rod and a piston arranged in the sleeves, a first one-way valve and a second one-way valve arranged at the upper end of the sleeves, an air inlet branch pipe arranged on the first one-way valve, an air inlet main pipe arranged at the upper end of the air inlet branch pipe, an air inlet hose arranged at one end of the air inlet main pipe, an air outlet pipe arranged on the second one-way valve and an air outlet head arranged at one end of the air outlet pipe, wherein the sleeves are arranged on the transverse plate in a penetrating manner from top to bottom, the lower ends of the sleeves are arranged in an opening manner, the sleeves are fixedly connected with the transverse plate, the lower ends of the sleeves are fixedly connected with the fixed cover, the upper ends of the plug rod penetrate through the fixed cover to extend to the inner cavity of the sleeves, the upper ends of the plug rod are fixedly connected with the piston, and the lower ends of the plug rod are fixedly connected with the positioning pressing plate, and the piston is in sliding connection with the inner cavity of the sleeve.

Preferably, the first check valve and the second check valve are fixedly connected with the upper end of the sleeve, the lower end of the air inlet branch pipe is fixedly connected with the air inlet end of the first check valve, the upper end of the air inlet branch pipe is connected with the air inlet main pipe through a pipe joint, the air inlet main pipe is fixedly connected with the air inlet hose, one end of the air outlet pipe is fixedly connected with the air outlet end of the second check valve, the other end of the air outlet pipe is connected with the air outlet head through a pipe joint, the air outlet head is fixedly installed on the side face of the transverse plate, and the air outlet of the air outlet head is obliquely arranged downwards.

Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure and strong functionality and has the following advantages:

1. the upper top plate is driven to move downwards through the telescopic cylinder, the upper top plate drives the L-shaped side plate and the L-shaped supporting plate to move downwards, so that the paperboard indentation mechanism, the limiting mechanism, the positioning mechanism and the preheating mechanism move downwards, when the limiting baffle plate in the limiting mechanism is firstly contacted with the upper end of the processing table, the inner rod of the telescopic cylinder stops stretching out, the intermittent conveying mechanism on the processing table drives the paperboard to move, one side of the paperboard contacts with the side surface of the limiting baffle plate, so that the paperboard is limited, the intermittent conveying mechanism stops conveying the paperboard, the inner rod of the telescopic cylinder continues stretching out downwards, the positioning mechanism positions the paperboard, the preheating mechanism preheats the paperboard, the indentation cutter in the paperboard indentation mechanism performs indentation operation on the paperboard, and the preheated paperboard has certain ductility, so that the paperboard is prevented from being broken in the indentation process, and meanwhile, the positioning mechanism positions the paperboard, so that the indentation cutter can accurately perform indentation operation on the paperboard;

2. the inner rod of the first electric telescopic rod stretches to drive the indentation knife to move up and down, so that the indentation knife can carry out indentation operation on paperboards with different thicknesses, the inner rod of the second electric telescopic rod stretches to drive the L-shaped side plate to slide along the upper top plate, the L-shaped side plate drives the limiting mechanism to move, and the distance between the limiting mechanism and the paperboard indentation mechanism is adjusted, so that the paperboard indentation mechanism can carry out indentation operation on different positions on paperboards.

Drawings

FIG. 1 is a schematic diagram of a creasing device for processing paperboard in accordance with the present invention;

FIG. 2 is a cross-sectional view of the structure of the concave plate, the upper top plate and the L-shaped support plate of the present invention;

FIG. 3 is a cross-sectional view showing the structure of the creasing device for processing paper board in accordance with the present invention;

FIG. 4 is an enlarged schematic view of the structure shown in FIG. 3A;

FIG. 5 is an exploded view of the creasing device for paperboard processing in accordance with the present invention;

fig. 6 is a partial rear three-dimensional view of a creasing device for paperboard processing in accordance with the present invention.

In the figure: 1. a processing table; 11. a concave plate; 12. a telescopic oil cylinder; 13. an upper top plate; 14. an L-shaped support plate; 2. a first electric telescopic rod; 21. an indentation cutter; 3. a second electric telescopic rod; 31. an L-shaped side plate; 32. a slide bar; 33. a limit baffle; 34. a slide plate; 35. a magnet bar; 4. a cross plate; 41. a sleeve; 5. buffering the polished rod; 51. a limiting ring; 52. a buffer spring; 53. positioning a pressing plate; 6. a sleeve; 61. a fixed cover; 62. a plug rod; 63. a piston; 64. a first one-way valve; 65. an air inlet branch pipe; 66. an air inlet main pipe; 67. an air inlet hose; 7. an air outlet head; 71. an air outlet pipe; 72. and a second one-way valve.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1 to 6, the present invention provides a technical solution: the utility model provides a crease device for cardboard processing, including processing platform 1, the intermittent type conveying mechanism of cardboard is installed to processing platform 1's upper end, processing platform 1's upper end fixedly connected with concave board 11, concave board 11's upper end equidistance fixedly connected with three flexible hydro-cylinder 12, flexible hydro-cylinder 12's lower extreme passes concave board 11 and last roof 13 fixedly connected with, upward install cardboard indentation mechanism on roof 13's the lower extreme fixedly connected with L type backup pad 14, the recess has been seted up to one side of roof 13, symmetrical fixedly connected with second electric telescopic handle 3 in the recess, the end fixedly connected with L type curb plate 31 of second electric telescopic handle 3 inner rod, install the stop gear of cardboard on the L type curb plate 31, the side fixedly connected with diaphragm 4 of L type curb plate 31, the upper end equidistance fixedly connected with a plurality of sleeve pipes 41 of diaphragm 4, the positioning mechanism of cardboard is installed to the lower extreme of diaphragm 4, install the preheating mechanism of cardboard on the diaphragm 4.

Referring to fig. 2, 3, 5 and 6, the paperboard indentation mechanism includes a plurality of first electric telescopic rods 2 disposed on an L-shaped supporting plate 14, and an indentation knife 21 disposed at a lower end of the first electric telescopic rods 2, wherein the first electric telescopic rods 2 are fixedly connected with a bottom inside the L-shaped supporting plate 14, and a lower end of each first electric telescopic rod 2 passes through the L-shaped supporting plate 14 and is fixedly connected with the indentation knife 21. The inner rod of the first electric telescopic rod 2 stretches to drive the creasing knife 21 to move up and down, so that the creasing knife 21 can crease paperboards with different thicknesses, and the application range of the creasing device is enlarged.

Referring to fig. 5 and 6, the upper end of the side surface of the L-shaped side plate 31 is symmetrically provided with a limiting groove, the L-shaped side plate 31 is slidably connected with the groove of the upper top plate 13, the limiting groove is slidably connected with the upper top plate 13, the inner side wall of the L-shaped side plate 31 is provided with a sliding groove, and the side surface of the sliding groove is provided with a through groove. The inner rod of the telescopic oil cylinder 12 stretches to drive the upper top plate 13 to move up and down, and the upper top plate 13 drives the paperboard indentation mechanism to move up and down through the L-shaped supporting plate 14, so that the indentation knife 21 in the paperboard indentation mechanism performs indentation operation on the paperboard.

The limiting mechanism comprises a plurality of sliding rods 32 arranged on the L-shaped side plates 31, a limiting baffle 33 arranged on the inner side wall of the L-shaped side plates 31, two sliding plates 34 arranged on the side surfaces of the limiting baffle 33, and a magnet strip 35 arranged at the lower end of the limiting baffle 33, wherein the sliding rods 32 are arranged in through grooves, the upper ends and the lower ends of the sliding rods 32 are fixedly connected with the upper sides and the lower sides of the through grooves respectively, the sliding plates 34 are sleeved on the sliding rods 32, the sliding plates 34 are in sliding connection with the through grooves, the L-shaped side plates 31 are driven to slide along the upper top plate 13 by the expansion and contraction of the inner rods of the second electric telescopic rods 3, and the L-shaped side plates 31 drive the limiting mechanism to move, so that the distance between the limiting mechanism and the paperboard indentation mechanism is adjusted, the paperboard indentation mechanism can carry out indentation operation on different positions on a paperboard, different requirements on the paperboard indentation are met, and the application range of the creasing device is improved; the limit baffle 33 is in sliding connection with a sliding groove on the inner side wall of the L-shaped side plate 31, the magnet bar 35 is embedded at the lower end of the limit baffle 33, the inner rod of the telescopic cylinder 12 stretches out downwards to drive the upper top plate 13 to move downwards, the upper top plate 13 drives the L-shaped side plate 31 to move downwards, the L-shaped side plate 31 drives the limit mechanism to move downwards, when the lower end of the limit baffle 33 in the limit mechanism is in contact with the upper end of the processing table 1, the magnet bar 35 at the lower end of the limit baffle 33 is in adsorption connection with the upper end of the processing table 1, the processing table 1 is made of metal materials, the inner rod of the telescopic cylinder 12 stops stretching out, the intermittent conveying mechanism on the processing table 1 drives the paperboard to move, one side of the paperboard is contacted with the side surface of the limit baffle 33, and at the moment, the intermittent conveying mechanism stops conveying the paperboard, so that the inner rod of the telescopic cylinder 12 continues stretching out downwards.

Referring to fig. 2, 5 and 6, the positioning mechanism includes a plurality of buffer polished rods 5 disposed on the transverse plate 4, a limiting ring 51 disposed at an upper end of the buffer polished rods 5, a buffer spring 52 sleeved at a lower end of the buffer polished rods 5, and a positioning pressing plate 53 disposed at a lower end of the buffer polished rods 5, wherein the buffer polished rods 5 penetrate through the transverse plate 4 from top to bottom, an upper end of the buffer polished rods 5 penetrates through the sleeve 41 and is fixedly connected with the limiting ring 51, a lower end of the buffer polished rods 5 is fixedly connected with the positioning pressing plate 53, the buffer polished rods 5 are respectively in sliding connection with the transverse plate 4 and the sleeve 41, and the buffer spring 52 is disposed between the transverse plate 4 and the positioning pressing plate 53. The upper end of the buffer spring 52 is inserted into the transverse plate 4, the lower end of the buffer spring 52 is inserted into the positioning pressing plate 53, and the buffer spring 52 applies elastic force to the positioning pressing plate 53. When the paper board moves to the lower end of the positioning pressing plate 53, the inner rod of the telescopic oil cylinder 12 stretches downwards to drive the upper top plate 13 to move downwards, the upper top plate 13 drives the L-shaped side plate 31 to move downwards, the L-shaped side plate 31 slides downwards along the limiting mechanism, meanwhile, the L-shaped side plate 31 drives the positioning mechanism to move downwards, when the lower end of the positioning pressing plate 53 is contacted with the paper board and the L-shaped side plate 31 continues to move downwards, the L-shaped side plate 31 drives the transverse plate 4 to slide downwards along the buffering polished rod 5, the transverse plate 4 presses the buffering spring 52, the positioning pressing plate 53 firmly presses the paper board under the action of elastic force of the buffering spring 52, so that the paper board is positioned, and when the upper top plate 13 moves downwards, the L-shaped supporting plate 14 drives the paper board indentation mechanism to move downwards, so that the indentation knife 21 in the paper board indentation mechanism can accurately indentation operation on the paper board.

Referring to fig. 2 to 5, the preheating mechanism includes a plurality of sleeves 6 disposed on the cross plate 4, a fixed cover 61 disposed at a lower end of the sleeves 6, a plug rod 62 and a piston 63 disposed in the sleeves 6, a first check valve 64 and a second check valve 72 disposed at an upper end of the sleeves 6, an air inlet branch pipe 65 disposed on the first check valve 64, an air inlet main pipe 66 disposed at an upper end of the air inlet branch pipe 65, an air inlet hose 67 disposed at an end of the air inlet main pipe 66, an air outlet pipe 71 disposed on the second check valve 72, and an air outlet head 7 disposed at an end of the air outlet pipe 71, wherein the sleeves 6 are installed on the cross plate 4 in a penetrating manner from top to bottom, the lower ends of the sleeves 6 are disposed in an opening manner, the sleeves 6 are fixedly connected with the cross plate 4, the lower ends of the sleeves 6 are fixedly connected with the fixed cover 61, the upper ends of the plug rod 62 extend into an inner cavity of the sleeves 6, the upper ends of the plug rod 62 are fixedly connected with the piston 63, the lower ends of the plug rod 62 are fixedly connected with the positioning press plate 53, and the piston 63 is slidably connected with the inner cavity of the sleeves 6. The stopper rod 62 is slidably connected to the fixed cover 61, and the fixed cover 61 is disposed below the cross plate 4.

The first check valve 64 and the second check valve 72 are fixedly connected with the upper end of the sleeve 6, the lower end of the air inlet branch pipe 65 is fixedly connected with the air inlet end of the first check valve 64, the upper end of the air inlet branch pipe 65 is connected with the air inlet main pipe 66 through a pipe joint, the air inlet main pipe 66 is fixedly connected with the air inlet hose 67, one end of the air outlet pipe 71 is fixedly connected with the air outlet end of the second check valve 72, the other end of the air outlet pipe 71 is connected with the air outlet head 7 through a pipe joint, the air outlet head 7 is fixedly installed on the side face of the transverse plate 4, and the air outlet of the air outlet head 7 is obliquely downwards opened. The air inlet hose 67 is far away from one end of the air inlet main pipe 66 and is connected with the hot air storage box through a pipeline, the hot air is conveyed into the hot air storage box through the pipeline by the hot air machine, when the L-shaped side plate 31 drives the transverse plate 4 to slide downwards along the buffering polished rod 5, the transverse plate 4 extrudes the buffering spring 52, meanwhile, the transverse plate 4 drives the sleeve 6 to move downwards, the inner cavity of the sleeve 6 slides downwards along the piston 63, hot air in the sleeve 6 is extruded, hot air flows into the air outlet pipe 71 along the second one-way valve 72, flows into the air outlet head 7 along the air outlet pipe 71, and then is blown on the paperboard through the air outlet of the air outlet head 7, so that dust, foreign matters and the like on the paperboard are cleaned, when the paperboard indentation mechanism moves downwards along with the upper top plate 13, the indentation knife 21 in the paperboard indentation mechanism is used for indentation on the preheated paperboard, the paperboard is better in ductility, and the paperboard after the indentation mechanism is prevented from being broken in the indentation process.

The intermittent conveying mechanism, the telescopic cylinder 12, the first electric telescopic rod 2 and the second electric telescopic rod 3 are all connected with a control system, the control system is used for controlling the intermittent conveying mechanism, the intermittent conveying mechanism is composed of conveying rollers and a servo motor, and the conveying rollers are driven to rotate through the servo motor, so that the paper board is conveyed intermittently.

Working principle: the upper top plate 13 is driven to move downwards by the downward extension of the inner rod of the telescopic cylinder 12, the upper top plate 13 drives the L-shaped side plate 31 and the L-shaped supporting plate 14 to move downwards, the L-shaped supporting plate 14 drives the paperboard indentation mechanism to move downwards, the L-shaped side plate 31 drives the limiting mechanism, the positioning mechanism and the preheating mechanism to move downwards, when the lower end of the limiting baffle 33 in the limiting mechanism is contacted with the upper end of the processing table 1, the magnet bar 35 at the lower end of the limiting baffle 33 is in adsorption connection with the upper end of the processing table 1, the inner rod of the telescopic cylinder 12 stops extending, the intermittent conveying mechanism on the processing table 1 drives the paperboard to move at the moment, one side of the paperboard is contacted with the side surface of the limiting baffle 33, the intermittent conveying mechanism stops conveying the paperboard at the moment, the inner rod of the telescopic cylinder 12 continues to extend downwards, the telescopic cylinder 12 drives the upper top plate 13 to move downwards continuously, the upper top plate 13 drives the L-shaped side plate 31 to move downwards, the L-shaped side plate 31 drives the slide bar 32 in the limiting mechanism to move downwards, the slide bar 32 slides downwards along the slide plate 34, the L-shaped side plate 31 slides downwards along the slide plate 34 and the limiting baffle 33, meanwhile, the L-shaped side plate 31 drives the transverse plate 4 to move downwards, the transverse plate 4 drives the positioning mechanism to move downwards, after the lower end of the positioning pressing plate 53 in the positioning mechanism is contacted with the paperboard, the L-shaped side plate 31 continues to move downwards, at the moment, the L-shaped side plate 31 drives the transverse plate 4 to slide downwards along the buffer polish rod 5, the transverse plate 4 presses the buffer spring 52, the positioning pressing plate 53 firmly presses the paperboard under the action of the elastic force of the buffer spring 52, so that the paperboard is positioned, the transverse plate 4 slides downwards along the buffer polish rod 5 and simultaneously drives the sleeve 6 to move downwards, the inner cavity of the sleeve 6 slides downwards along the piston 63, so that hot air in the sleeve 6 is extruded, hot air flows into the air outlet pipe 71 along the second one-way valve 72, flows into the air outlet head 7 along the air outlet pipe 71, and then is blown on the paperboard obliquely downwards through the air outlet of the air outlet head 7, so that the paperboard is preheated, dust, foreign matters and the like on the paperboard are cleaned, at the moment, the upper top plate 13 continues to move downwards, the upper top plate 13 drives the paperboard indentation mechanism to move downwards through the L-shaped supporting plate 14, the indentation knife 21 in the paperboard indentation mechanism performs indentation operation on the paperboard, the preheated paperboard has certain ductility, so that the paperboard can be prevented from being broken in the indentation process, the positioning mechanism is used for positioning the paperboard, the indentation knife 21 can accurately perform indentation operation on the paperboard, after indentation is completed, the inner rod of the telescopic cylinder 12 is contracted, the upper top plate 13 is driven to move upwards through the telescopic cylinder 12, the upper top plate 13 drives the L-shaped side plate 31 and the L-shaped supporting plate 14 to move upwards, the L-shaped supporting plate 14 drives the paperboard indentation mechanism to be separated from the paperboard, the L-shaped side plate 31 drives the transverse plate 4 to move upwards, the positioning pressing plate 53 is still pressed on the paperboard under the elastic force of the buffer spring 52, namely, the distance between the transverse plate 4 and the positioning pressing plate 53 is gradually increased, the transverse plate 4 drives the sleeve 6 to slide upwards along the piston 63, hot air is sucked into the sleeve 6, the hot air flows into the inner cavity of the sleeve 6 after passing through the air inlet hose 67, the air inlet main pipe 66, the air inlet branch pipe 65 and the first one-way valve 64, the upper top plate 13 drives the transverse plate 4 to move upwards for a distance, the limiting ring 51 at the upper end of the buffer polished rod 5 is contacted with the sleeve 41, the transverse plate 4 drives the positioning mechanism and the preheating mechanism to move upwards when the transverse plate 4 continues to move upwards, the positioning pressing plate 53 is loosened to fix the paperboard, at this time, after the L-shaped side plate 31 moves upwards for a certain distance, a slide plate 34 below slides to the bottommost part of the through groove, the L-shaped side plate 31 continues to move upwards, the upper L-shaped side plate 31 drives the limiting mechanism to move upwards, so that the limiting baffle 33 in the limiting mechanism is separated from the processing table 1 until the inner rod of the telescopic cylinder 12 is completely contracted, at this time, the distance between the limiting baffle 33 and the processing table 1 is far greater than the thickness of the paper board, the paper board with the indentation completed is conveyed away by the intermittent conveying mechanism on the processing table 1, at this time, the inner rod of the telescopic cylinder 12 extends downwards again, and the indentation operation of the next paper board is performed, so that the operation is repeated.

The inner rod of the first electric telescopic rod 2 stretches to drive the indentation knife 21 to move up and down, so that the indentation knife 21 can carry out indentation operation on paperboards with different thicknesses, the inner rod of the second electric telescopic rod 3 stretches to drive the L-shaped side plate 31 to slide along the upper top plate 13, the L-shaped side plate 31 drives the limiting mechanism to move, and accordingly the distance between the limiting mechanism and the paperboard indentation mechanism is adjusted, and the paperboard indentation mechanism can carry out indentation operation on different positions on paperboards.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides a crease device for cardboard processing, includes processing platform (1), intermittent type conveying mechanism of cardboard is installed to the upper end of processing platform (1), its characterized in that: the utility model provides a processing platform, including processing platform (1), concave template (11) are fixed connection to the upper end of processing platform (1), three flexible hydro-cylinder (12) of upper end equidistance fixedly connected with of concave template (11), the lower extreme of flexible hydro-cylinder (12) passes concave template (11) and last roof (13) fixedly connected with, the lower extreme fixedly connected with L type backup pad (14) of going up roof (13), install cardboard indentation mechanism on L type backup pad (14), the recess has been seted up to one side of going up roof (13), symmetrical fixedly connected with second electric telescopic handle (3) in the recess, the tip fixedly connected with L type curb plate (31) of second electric telescopic handle (3) inner rod, the stop gear of cardboard is installed on L type curb plate (31), the side fixedly connected with diaphragm (4) of L type curb plate (31), the upper end equidistance fixedly connected with a plurality of sleeve pipes (41) of diaphragm (4), the positioning mechanism of cardboard is installed to the lower extreme of diaphragm (4), install the preheating mechanism of cardboard on diaphragm (4).

2. A creasing device for paperboard processing as in claim 1, wherein: the paperboard indentation mechanism comprises a plurality of first electric telescopic rods (2) arranged on an L-shaped supporting plate (14), and indentation cutters (21) arranged at the lower ends of the first electric telescopic rods (2), wherein the first electric telescopic rods (2) are fixedly connected with the bottom of the inner side of the L-shaped supporting plate (14), and the lower ends of the first electric telescopic rods (2) penetrate through the L-shaped supporting plate (14) and are fixedly connected with the indentation cutters (21).

3. A creasing device for paperboard processing as in claim 1, wherein: limiting grooves are symmetrically formed in the upper ends of the side faces of the L-shaped side plates (31), the L-shaped side plates (31) are in sliding connection with the grooves of the upper top plate (13), the limiting grooves are in sliding connection with the upper top plate (13), sliding grooves are formed in the inner side walls of the L-shaped side plates (31), and through grooves are formed in the side faces of the sliding grooves.

4. A creasing device for paperboard processing as in claim 3, wherein: the limiting mechanism comprises a plurality of sliding rods (32) arranged on an L-shaped side plate (31), limiting baffles (33) arranged on the inner side wall of the L-shaped side plate (31), two sliding plates (34) arranged on the side surfaces of the limiting baffles (33), and magnet strips (35) arranged at the lower ends of the limiting baffles (33), wherein the sliding rods (32) are arranged in through grooves, the upper ends and the lower ends of the sliding rods (32) are fixedly connected with the upper sides and the lower sides of the through grooves respectively, the sliding plates (34) are sleeved on the sliding rods (32), and the sliding plates (34) are in sliding connection with the sliding rods (32).

5. A creasing device for paperboard processing as recited in claim 4, wherein: the limit baffle (33) is in sliding connection with a sliding groove on the inner side wall of the L-shaped side plate (31), and the magnet strip (35) is embedded into the lower end of the limit baffle (33).

6. A creasing device for paperboard processing as in claim 1, wherein: the positioning mechanism comprises a plurality of buffer polished rods (5) arranged on the transverse plate (4), a limiting ring (51) arranged at the upper end of the buffer polished rods (5), a buffer spring (52) sleeved at the lower end of the buffer polished rods (5) and a positioning pressing plate (53) arranged at the lower end of the buffer polished rods (5), wherein the buffer polished rods (5) penetrate through the transverse plate (4) from top to bottom, the upper ends of the buffer polished rods (5) penetrate through the sleeve (41) and are fixedly connected with the limiting ring (51), and the lower ends of the buffer polished rods (5) are fixedly connected with the positioning pressing plate (53).

7. A creasing device for paperboard processing as recited in claim 6, wherein: the buffer polished rod (5) is respectively connected with the transverse plate (4) and the sleeve (41) in a sliding mode, and the buffer spring (52) is arranged between the transverse plate (4) and the positioning pressing plate (53).

8. A creasing device for paperboard processing as in claim 1, wherein: the preheating mechanism comprises a plurality of sleeves (6) arranged on a transverse plate (4), a fixed cover (61) arranged at the lower end of the sleeve (6), a plug rod (62) and a piston (63) arranged in the sleeve (6), a first one-way valve (64) and a second one-way valve (72) arranged at the upper end of the sleeve (6), an air inlet branch pipe (65) arranged on the first one-way valve (64), an air inlet main pipe (66) arranged at the upper end of the air inlet branch pipe (65), an air inlet hose (67) arranged at one end of the air inlet main pipe (66), an air outlet pipe (71) arranged on the second one-way valve (72) and an air outlet head (7) arranged at one end of the air outlet pipe (71), wherein the sleeve (6) is fixedly connected with the transverse plate (4) through an opening, the lower end of the sleeve (6) extends to the inner cavity (63) of the fixed cover (61) and is fixedly connected with the inner cavity (62) of the sleeve (6), and the upper end of the plug rod (62) extends to the inner cavity (63) of the fixed cover (61) and is fixedly connected with the inner cavity (63) of the piston (53) of the sleeve.

9. A creasing device for paperboard processing as recited in claim 8, wherein: the utility model discloses a novel air conditioner, including sleeve (6), first check valve (64) and second check valve (72), the upper end fixed connection of sleeve (6) is all passed through with the lower extreme of air inlet branch pipe (65), the upper end of air inlet branch pipe (65) is connected with air inlet main pipe (66) through the coupling, air inlet main pipe (66) are connected with air inlet hose (67) fixed connection, the one end and the air outlet end fixed connection of second check valve (72) of air-out pipe (71), the other end and air outlet head (7) of air-out pipe (71) are passed through the coupling and are connected, air outlet head (7) fixed mounting is in the side of diaphragm (4), the air outlet of air outlet head (7) is offered obliquely downwards.