CN109177306B

CN109177306B - Carton cutting device

Info

Publication number: CN109177306B
Application number: CN201811086540.0A
Authority: CN
Inventors: 崔雪柯
Original assignee: Sixian Zenong Straw Recycling Co Ltd
Current assignee: Hubei Puheng Packaging Co.,Ltd.; Zhongou Hubei Intellectual Property Service Co ltd
Priority date: 2018-09-18
Filing date: 2018-09-18
Publication date: 2020-11-20
Anticipated expiration: 2038-09-18
Also published as: CN109177306A

Abstract

The invention belongs to the technical field of carton production, and particularly relates to a carton cutting device which comprises a frame body, a base and a first fixing rod, wherein the base is fixedly connected with the frame body; the first disc rotates to drive the sliding block to slide left and right through the first swinging rod, so that the cutting knife swings left and right to cut the carton; the first disc rotates at the same time, the second swing rod swings through the second disc and the third disc, the sliding block slides in the sliding opening, so that the second swing rod drives the extrusion plate to swing, the extrusion plate swings downwards and is matched with the base to extrude the carton and simultaneously drive the carton to slide rightwards, the cutting knife and the extrusion plate synchronously move in opposite directions at the moment, the cutting speed of the carton is accelerated, a second spring and an air bag are arranged between the upper plate and the lower plate of the extrusion plate, and an air hole is formed in the air bag; the in-process that the gas pocket admits air and gives vent to anger makes the air flow, advances the shape cooling to carton and cutting knife, and the soft connection of second spring and gasbag can prevent that the stripper plate from extrudeing too big messenger's carton and taking place sunkenly.

Description

Carton cutting device

Technical Field

The invention belongs to the technical field of carton production, and particularly relates to a carton cutting device.

Background

Cartons and the like, of various sizes and models. The paper box is commonly used for three layers and five layers, seven layers are used less, each layer is divided into lining paper, corrugated paper, core paper and face paper, the lining paper and the face paper are provided with tea board paper and kraft paper, the corrugated paper for the core paper has different colors and handfeel, and the colors and handfeel of the paper produced by different manufacturers are different.

The packaging carton is an indispensable part of modern logistics and bears important responsibilities of containing, protecting products and beautifying, the physical performance index of the packaging carton becomes the basis of quality evaluation of the packaging carton, the accuracy and reliability of test data are guaranteed by stable working environment conditions, and a skilled engineer engaged in carton test specialties for many years performs test analysis on the packaging box to provide justice and scientific test data for packaging box suppliers and packaging box users.

In order to obtain a required part, such as cutting and splicing, and cutting a vertical or horizontal edge of an object, most of the existing carton cutting devices can only cut the carton linearly, and cannot meet the requirements of life at present.

The prior art also discloses a technical scheme of diversified cutting devices of some cartons, for example, a Chinese patent with application number 2015106558266 discloses an automatic cutting device of cartons, which comprises a tool table, wherein a cutting plate is arranged on the tool table, a support is arranged on the tool table, slide rails are arranged on two sides of the support, a seat plate for fixing a knife rest is arranged on the slide rails, the seat plate is divided into an upper plate and a lower plate, a rotating shaft is arranged between the upper plate and the lower plate, a motor connected with the rotating shaft is arranged on the upper plate, and inductors connected with the motor are arranged on two sides of the cutting plate; the sliding rail is arranged to drive the tool rest to lift, and the motor controls the lower plate to rotate by 90 degrees through the rotating shaft to cut.

According to the technical scheme, the cutter rest is controlled to cut the paperboard through the lifting of the guide rail, diversified cutting of the paperboard cannot be realized, the cutter rest is prone to being inaccurate in cutting, the carton is damaged, continuous cutting cannot be realized in the cutting process, and manual assistance is needed when the paperboard which is too long cannot be cut; in the fixed process to the cardboard, can lead to pressure too big messenger's cardboard to cave in or damaged, the cutting knife is not cooled down and is handled, under long-time work, can reduce the life of sword.

Disclosure of Invention

In order to make up for the defects of the prior art and solve the problems that full-automatic multi-directional paperboard cutting cannot be performed, the paperboard is sunken and damaged in the cutting process, and the service life of a cutter is short, the carton cutting device provided by the invention drives the carton to automatically move through the swinging of the extrusion plate, and meanwhile, the cutter can be matched with the extrusion plate to cut the carton, so that the cutting speed of the carton is increased, the full-automatic carton cutting is realized, and the manpower is reduced; the second spring and the air bag are arranged between the upper plate and the lower plate of the extrusion plate, so that the extrusion plate can elastically and fixedly convey the paper board, and the paper box is prevented from sinking and being damaged; the air inlet and the air outlet of the air bag cool the carton and the cutting knife, the cutting knife is effectively prevented from working for a long time to generate high temperature, the service life of the cutting knife is shortened, and the carton is cut in a diversified manner by arranging the model plate.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a carton cutting device which comprises a frame body, a base and a first fixing rod, wherein the base is fixedly connected with the frame body; two bases which are oppositely arranged and parallel are arranged below the frame body; two first fixing rods are fixedly connected between the frame body and the base; when the carton conveying device works, the carton is arranged on the surfaces of the two bases through the middle of the two fixing rods, and the width of each base is larger than that of each fixing rod, so that the carton can be conveniently conveyed; the upper surface of the frame body is fixedly connected with a first fixing plate, and the first fixing plate is perpendicular to the upper surface of the frame body; the surface of the first fixed plate is rotationally connected with a first disc; the first disc is driven by a motor; the right side of the first disc is provided with a sliding block which is connected to the upper surface of the frame body in a sliding manner; the left side surface of the sliding block is rotatably connected with a first swinging rod, and the other end of the first swinging rod is eccentrically and rotatably connected to the surface of the first disc; a second fixing plate which is opposite to the first fixing plate and is fixedly connected to the upper surface of the frame body is arranged on the left side of the first fixing plate, a second rotary table is rotatably connected to the surface of the second fixing plate, the first rotary table and the second rotary table are positioned on the same horizontal line and are driven by a first belt, and the diameters of the first rotary table and the second rotary table are equal; the frame body is provided with an opening below the second turntable; a third rotary table is rotationally connected in the opening, the circle centers of the third rotary table and the second rotary table are positioned on the same vertical line, the diameters of the third rotary table and the second rotary table are equal, and the second rotary table and the third rotary table are driven by a second belt; the surface of the third rotary table is eccentrically and fixedly connected with a circular sliding block; the surface of the second rotary table is eccentrically and rotatably connected with a second swing rod, the second swing rod is perpendicular to the second rotary table and penetrates through the opening, the other end of the second swing rod is fixedly connected with an extrusion plate, and the extrusion plate is in an I-shaped design; the second swing rod is provided with a sliding opening, the circular sliding block slides in the sliding opening, and the second swing rod is always vertical; the front end and the rear end of the sliding block are fixedly connected with horizontally arranged transmission rods, and one ends of the two transmission rods, which are far away from the sliding block, are fixedly connected with vertically arranged second fixed rods; a third fixing rod is fixedly connected between the lower ends of the two second fixing rods; a closed box is arranged below the third fixing rod, a closed plate is connected in the closed box in a sliding mode, and the closed box is isolated into an upper part and a lower part by the closed plate; a fourth fixing rod is fixedly connected between the upper surface of the closing plate and the lower surface of the third fixing rod, and penetrates through the upper surface of the closed box; a first spring is fixedly connected between the lower surface of the closing plate and the bottom surface of the closing box; a vertically arranged cutting knife is fixedly connected to the bottom of the closed box, and the cutting knife extends to a position between the two bases; when the paper cutting machine works, the motor drives the first disc to rotate, so that the first swinging rod connected in an eccentric rotation mode swings, the sliding block is driven to slide left and right, the cutting knife is driven to swing left and right through the second fixing rod and the third fixing rod, and the cutting knife can swing left to cut a paper box; meanwhile, the first disc rotates, the second turntable is driven to synchronously rotate through the first belt, the third turntable is driven to synchronously rotate through the second belt, the second swing rod swings, the sliding block slides in the sliding opening, the swing track of the second swing rod is circular, the extrusion plate swings when the second swing rod swings, the swing track of the extrusion plate is also circular, the carton is driven to slide rightwards when the extrusion plate swings downwards and is matched with the base to extrude the carton, the cutting knife and the extrusion plate synchronously move oppositely at the moment, the carton cutting speed is accelerated, when the extrusion plate swings upwards, the extrusion plate moves upwards, the cutting knife moves rightwards, force cannot be applied to the carton, when the extrusion plate swings to the highest point, the extrusion plate continues to move downwards, the carton is cut through the cutting knife, full-automatic carton cutting is realized, and manpower consumption is reduced.

Preferably, the extrusion plate is divided into an upper plate and a lower plate, second springs are fixedly connected between the upper plate and the lower plate and are uniformly distributed, an air bag fixedly connected to the lower surface of the upper plate and the upper surface of the lower plate is arranged between every two second springs, and air holes are formed in the air bag; the during operation, when the stripper plate extrudees the transportation carton downwards, make upper plate and hypoplastron relative motion extrusion gasbag, make the gasbag give vent to anger through the gas pocket, when the stripper plate upswing, the tensile gasbag of upper plate and hypoplastron, make the gasbag admit air through the gas pocket, the gasbag admits air and makes the air flow through the in-process that the gas pocket admits air and give vent to anger, advance the shape cooling to carton and cutting knife, prevent that the operating time overlength from leading to the cutting knife high temperature, can reduce the life of cutting knife, the flexible connection of second spring and gasbag, can prevent that the stripper plate from extrudeing too big messenger's carton and taking place sunkenly, the carton that leads.

Preferably, the lower surface of the frame body is designed in an inclined manner, and the inclined surface extends to the opening; a first clamping device is arranged on the right side of the opening and fixedly connected to the lower surface of the frame body, a second clamping device is arranged on the right side surface of the frame body, a model plate is arranged on the lower surface of the frame body, a clamping block is arranged on the right side surface of the model plate and used for clamping the second clamping device, and the model plate is fixed under the matching of the first clamping device and the second clamping device; the lower surface of the model plate is provided with a chute; the upper surface of the closed box is fixedly connected with two sliding rods, the two sliding rods are oppositely arranged, and the upper ends of the two sliding rods slide in the sliding grooves; when the sliding block is used, the sliding block drives the closed box to move left and right, so that the sliding rod slides in the sliding groove, when the model plate is replaced, the second clamping device is firstly released to draw out the model plate, a new model plate is inserted into the first clamping device, and then the second clamping device is used for clamping, so that the replacement is convenient.

Preferably, the first clamping device comprises an L-shaped fixing plate, a third spring and an arc-shaped fixing block, and the L-shaped fixing plate is fixedly connected to the bottom of the frame body; the L-shaped fixing plate is rotatably connected with an arc-shaped fixing block through a connecting rod, and a third spring is fixedly connected between the lower surface of the arc-shaped fixing block and the upper surface of the L-shaped fixing plate; during operation, the model plate is clamped into the clamping device by extruding the upper surface of the arc-shaped fixing block, and the third spring is arranged to enable the clamping of the model plate to be simpler and more convenient, and the clamping to be more stable.

Preferably, the second clamping device comprises an upper clamping plate, a lower clamping plate, an upper elastic plate, a lower elastic plate, a fourth spring and a bayonet; the upper clamping plate is vertically arranged and is rotationally connected to the right side surface of the frame body through a connecting rod; the lower end of the upper clamping plate is fixedly connected with an upper spring plate which is horizontally arranged; a corresponding lower elastic plate is arranged below the upper elastic plate, and a fourth spring is fixedly connected between the upper elastic plate and the lower elastic plate; the lower surface of the lower spring plate is fixedly connected with a vertically arranged lower clamping plate; the left side surface of the lower clamping plate is fixedly connected with a bayonet corresponding to the clamping block; during operation, the clamping plate is clamped into the clamping block in the clamping port to fix the model plate in the clamping port by pulling the lower clamping plate, and the model plate is fixed more stably by the aid of the fourth spring and is convenient to detach.

Preferably, a rolling groove is formed in the base, a row of uniformly-arranged conveying rollers are arranged in the rolling groove, and the conveying rollers are rotatably connected to the side walls of the two sides of the rolling groove through rotating shafts; during operation, the right side is carried when the stripper plate extrudees the carton, through setting up the frictional force of conveying roller reducible when carrying for the cutting speed of carton.

The invention has the following beneficial effects:

1. according to the invention, the first disc, the second disc, the third disc, the first swinging rod, the second swinging rod, the sliding block, the circular sliding block, the cutting knife and the extrusion plate are arranged, the first disc is driven to rotate by the motor, the first swinging rod eccentrically and rotatably connected is swung, the sliding block is driven to slide left and right, so that the cutting knife is driven to swing left and right by the second fixing rod and the third fixing rod, and the cutting knife can swing left to cut a carton; meanwhile, the first disc rotates, the second turntable is driven to synchronously rotate through the first belt, the third turntable is driven to synchronously rotate through the second belt, the second swing rod swings, the sliding block slides in the sliding opening, the swing track of the second swing rod is circular, the extrusion plate swings when the second swing rod swings, the swing track of the extrusion plate is also circular, the carton is driven to slide rightwards when the extrusion plate swings downwards and is matched with the base to extrude the carton, the cutting knife and the extrusion plate synchronously move oppositely at the moment, the carton cutting speed is accelerated, when the extrusion plate swings upwards, the extrusion plate moves upwards, the cutting knife moves rightwards, force cannot be applied to the carton, when the extrusion plate swings to the highest point, the extrusion plate continues to move downwards, the carton is cut through the cutting knife, full-automatic carton cutting is realized, and manpower consumption is reduced.

2. According to the invention, the upper plate, the lower plate, the second spring and the air bag are arranged, when the carton is conveyed by downward extrusion of the extrusion plate, the upper plate and the lower plate move relatively to extrude the air bag, so that the air bag gives out air through the air hole, when the extrusion plate swings upwards, the air bag is stretched by the upper plate and the lower plate, so that the air bag gives in air through the air hole, the air bag makes air flow in the processes of giving in air and giving out air through the air hole, the carton and the cutter are cooled, the phenomenon that the cutter has overhigh temperature due to overlong working time and the service life of the cutter is reduced is prevented, the flexible connection of the second spring and the air bag can prevent the carton from sinking due to overhigh extrusion.

3. According to the invention, the first clamping device, the second clamping device and the model plate are arranged, the sliding block drives the sealed box to move left and right, so that the sliding rod slides in the sliding groove, when the model plate is replaced, the second clamping device is firstly released to draw out the model plate, a new model plate is inserted into the first clamping device, and then the second clamping device is used for clamping, so that the replacement is convenient.

4. According to the invention, the base and the conveying rollers are arranged, the squeezing plate squeezes the carton and conveys the carton rightwards, and the conveying rollers are arranged to reduce the friction force during conveying and accelerate the cutting speed of the carton.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a front view of the present invention;

FIG. 2 is a view looking toward FIG. 1 at A;

FIG. 3 is a cross-sectional view B-B of FIG. 1;

in the figure: the device comprises a frame body 1, a base 11, a first fixing rod 12, a first fixing plate 13, a first disc 14, a slider 15, a first swing rod 16, a second fixing plate 17, a second rotary disc 18, a first belt 19, an opening 2, a third rotary disc 21, a second belt 22, a circular slider 23, a second swing rod 24, a sliding port 25, an extrusion plate 3, an upper plate 31, a lower plate 32, a second spring 33, an air bag 34, a transmission rod 4, a second fixing rod 41, a third fixing rod 42, a closed box 43, a closing plate 44, a fourth fixing rod 45, a first spring 46, a cutting knife 47, a first clamping device 5, a bayonet 50, a second clamping device 51, an L-shaped fixing plate 52, a third spring 53, an arc-shaped fixing block 54, an upper clamping plate 55, a lower clamping plate 56, an upper elastic plate 57, a lower elastic plate 58, a fourth spring 59, a model plate 6, a clamping block 61, a sliding rod 62, a rolling groove 7 and a conveying roller 8.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 3, the carton cutting device according to the present invention comprises a frame 1, a base 11 and a first fixing rod 12; two bases 11 which are oppositely arranged and parallel are arranged below the frame body 1; two first fixing rods 12 are fixedly connected between the frame body 1 and the base 11; when the carton conveying device works, the carton is placed on the surfaces of the two bases 11 through the middle of the two first fixing rods 12, and the width of each base 11 is larger than that of each first fixing rod 11, so that the carton can be conveyed conveniently; a first fixing plate 13 is fixedly connected to the upper surface of the frame body 1, and the first fixing plate 13 is perpendicular to the upper surface of the frame body 1; a first disc 14 is rotatably connected to the surface of the first fixing plate 13; the first disc 14 is driven by a motor; a slide block 15 which is connected with the upper surface of the frame body 1 in a sliding way is arranged at the right side of the first disc 14; a first swinging rod 16 is rotatably connected to the left side surface of the sliding block 15, and the other end of the first swinging rod 16 is eccentrically and rotatably connected to the surface of the first disc 14; a second fixing plate 17 which is opposite to the first fixing plate 13 and fixedly connected to the upper surface of the frame body 1 is arranged on the left side of the first fixing plate 13, a second rotating disc 18 is rotatably connected to the surface of the second fixing plate 17, the first disc 14 and the second rotating disc 18 are positioned on the same horizontal line and are driven by a first belt 19, and the diameters of the first disc 14 and the second rotating disc 18 are equal; an opening 2 is formed in the frame body 1 below the second turntable 18; a third rotary table 21 is rotatably connected in the opening 2, the circle centers of the third rotary table 21 and the second rotary table 18 are positioned on the same vertical line, the diameters of the third rotary table 21 and the second rotary table 18 are equal, and the second rotary table 18 and the third rotary table 21 are driven by a second belt 22; the surface of the third rotary table 21 is eccentrically and fixedly connected with a circular sliding block 23; the surface of the second rotary table 18 is eccentrically and rotatably connected with a second swing rod 24, the second swing rod 24 is vertical to and penetrates through the opening 2, the other end of the second swing rod 24 is fixedly connected with an extrusion plate 3, and the extrusion plate 3 is in an I-shaped design; the second swinging rod 24 is provided with a sliding opening 25, the circular sliding block 23 slides in the sliding opening 25, and the second swinging rod 24 is always vertical; the front end and the rear end of the sliding block 15 are fixedly connected with horizontally arranged transmission rods 4, and one ends of the two transmission rods 4 far away from the sliding block 15 are fixedly connected with vertically arranged second fixing rods 41; a third fixing rod 42 is fixedly connected between the lower ends of the two second fixing rods 41; a closed box 43 is arranged below the third fixing rod 42, a closing plate 44 is connected in the closed box 43 in a sliding mode, and the closing plate 44 isolates the closed box 43 into an upper part and a lower part; a fourth fixing rod 45 is fixedly connected between the upper surface of the closing plate 44 and the lower surface of the third fixing rod 42, and the fourth fixing rod 45 penetrates through the upper surface of the closed box 43; a first spring 46 is fixedly connected between the lower surface of the closing plate 44 and the bottom surface of the closed box 43; a vertically arranged cutting knife 47 is fixedly connected to the bottom of the closed box 43, and the cutting knife 47 extends between the two bases 11; when the paper cutting machine works, the motor drives the first disc 14 to rotate, so that the first swinging rod 16 connected in an eccentric rotation mode swings, the sliding block 15 is driven to slide left and right, the cutting knife 47 is driven to swing left and right through the second fixing rod 41 and the third fixing rod 42, and the cutting knife 47 swings left to cut a paper box; at the same time, the first disk 14 rotates, the second rotating disk 18 is driven by the first belt 19 to rotate synchronously, the second belt 22 drives the third rotary table 21 to synchronously rotate, so that the second swinging rod 24 swings, as the sliding block 15 slides in the sliding opening 25, the swinging track of the second swinging rod 24 is circular, when the second swinging rod 24 swings, the extrusion plate 3 is driven to swing, and the swing track of the extrusion plate 3 is also circular, when the extrusion plate 3 swings downwards, the extrusion plate cooperates with the base 11 to extrude the carton and simultaneously drives the carton to slide rightwards, at the moment, the cutting knife 47 and the extrusion plate 3 synchronously move in opposite directions to accelerate the cutting speed of the carton, when the extrusion plate 3 swings upwards, the extrusion plate 3 moves upwards, the cutting knife 47 moves rightwards, no force is applied to the carton, when the extrusion plate 3 swings to the highest point, and continuously moving downwards, matching with the cutting knife 47 to cut the carton, realizing full-automatic carton cutting and reducing manpower consumption.

As an embodiment of the present invention, the extrusion plate 3 is divided into an upper plate 31 and a lower plate 32, second springs 33 are fixedly connected between the upper plate 31 and the lower plate 32, the second springs 33 are uniformly distributed, an air bag 34 is fixedly connected between the lower surface of the upper plate 31 and the upper surface of the lower plate 32 between every two second springs 33, and the air bag 34 is provided with air holes; the during operation, when the stripper plate 3 extrudees the transportation carton downwards, make upper plate 31 and hypoplastron 32 relative motion extrusion gasbag 34, make gasbag 34 give vent to anger through the gas pocket, when stripper plate 3 upswing, upper plate 31 and hypoplastron 32 stretch gasbag 34, make gasbag 34 admit air through the gas pocket, gasbag 34 makes the air flow through the in-process that the gas pocket admits air and gives vent to anger, advance the shape cooling to carton and cutting knife 47, prevent that operating time overlength from resulting in the cutting knife 47 high temperature, can reduce the life of cutting knife 47, the flexible connection of second spring 33 and gasbag 34, can prevent that stripper plate 3 from extrudeing too big messenger's carton and taking place sunkenly, the carton that leads to after the cutting is not conform to use standard.

In one embodiment of the invention, the lower surface of the frame body 1 is designed to be inclined, and the inclined surface extends to the opening 2; a first clamping device 5 is arranged on the right side of the opening 2, the first clamping device 5 is fixedly connected to the lower surface of the frame body 1, a second clamping device 51 is arranged on the right side surface of the frame body 1, a model plate 6 is arranged on the lower surface of the frame body 1, a clamping block 61 is arranged on the right side surface of the model plate 6, the clamping block 61 is used for clamping the second clamping device 51, and the model plate 6 is fixed under the matching of the first clamping device 5 and the second clamping device 51; the lower surface of the model plate 6 is provided with a chute; the upper surface of the closed box 43 is fixedly connected with two sliding rods 62, the two sliding rods 62 are oppositely arranged, and the upper ends of the two sliding rods 62 slide in the sliding grooves; when the mold plate replacing device works, the slide block 15 drives the closed box 43 to move left and right, so that the slide rod 62 slides in the slide groove, when the mold plate 6 is replaced, the second clamping device 51 is firstly released, the mold plate 6 is drawn out, a new mold plate 6 is inserted into the first clamping device 5, and then the second clamping device 51 is used for clamping, so that the replacement is convenient.

As an embodiment of the present invention, the first engaging device 5 includes an L-shaped fixing plate 52, a third spring 53 and an arc-shaped fixing block 54, wherein the L-shaped fixing plate 52 is fixedly connected to the bottom of the frame 1; the L-shaped fixing plate 52 is rotatably connected with an arc-shaped fixing block 54 through a connecting rod, and a third spring 53 is fixedly connected between the lower surface of the arc-shaped fixing block 54 and the upper surface of the L-shaped fixing plate 52; during operation, the model plate 6 is clamped into the clamping device by extruding the upper surface of the arc-shaped fixing block 54, and the third spring 53 is arranged to enable the clamping of the model plate 6 to be simpler and more convenient, and the clamping to be more stable.

In an embodiment of the present invention, the second engaging device 51 includes an upper engaging plate 55, a lower engaging plate 56, an upper spring plate 57, a lower spring plate 58, a fourth spring 59, and a bayonet 50; the upper clamping plate 55 is vertically arranged and is rotatably connected to the right side surface of the frame body 1 through a connecting rod; the lower end of the upper clamping plate 55 is fixedly connected with an upper spring plate 57 which is horizontally arranged; a corresponding lower elastic plate 58 is arranged below the upper elastic plate 57, and a fourth spring 59 is fixedly connected between the upper elastic plate 57 and the lower elastic plate 58; the lower surface of the lower spring plate 58 is fixedly connected with a vertically arranged lower clamping plate 56; the left side surface of the lower clamping plate 56 is fixedly connected with a bayonet 50 corresponding to the clamping block 61; during operation, the clamping block is clamped into the clamping opening 50 to fix the model plate 6 by pulling the lower clamping plate 56, and the model plate 6 is fixed more stably and is convenient to detach due to the arrangement of the fourth spring 59.

As an embodiment of the present invention, a rolling groove 7 is formed in the base 11, a row of uniformly arranged conveying rollers 8 is arranged in the rolling groove 7, and the conveying rollers 8 are rotatably connected to two side walls of the rolling groove 7 through a rotating shaft; during operation, carry right when the stripper plate 3 extrudees the carton, through setting up the frictional force when 8 reducible conveyers carry for the cutting speed of carton.

When the carton conveying device works, the carton is arranged on the surfaces of the two bases 11 through the middle of the two fixing rods, and the width of each base 11 is larger than that of each fixing rod, so that the carton can be conveniently conveyed; the motor drives the first disc 14 to rotate, so that the first swing rod 16 connected in an eccentric rotation manner swings, and drives the sliding block 15 to slide left and right, thereby driving the cutting knife 47 to swing left and right through the second fixing rod 41 and the third fixing rod 42, the cutting knife 47 swings left to cut the carton, the sliding block 15 drives the airtight box 43 to move left and right, so that the sliding rod 62 slides in the sliding groove, meanwhile, the first disc 14 rotates, the first belt 19 drives the second turntable 18 to synchronously rotate, the second belt 22 drives the third turntable 21 to synchronously rotate, so that the second swing rod 24 swings, because the sliding block 15 slides in the sliding opening 25, the swing track of the second swing rod 24 is circular, when the second swing rod 24 swings, the extrusion plate 3 swings, and the swing track of the extrusion plate 3 is also circular, when the extrusion plate 3 swings downwards, the extrusion plate 3 cooperates with the conveying roller 8 in the base 11 to extrude the carton, and simultaneously drives the carton to slide right, at the moment, the cutting knife 47 and the extrusion plate 3 synchronously move in opposite directions, the cutting speed of the carton is increased, when the extrusion plate 3 swings upwards, the extrusion plate 3 moves upwards, the cutting knife 47 moves rightwards, the action of force on the carton cannot be generated, when the extrusion plate 3 swings to the highest point, the extrusion plate 3 continues to move downwards, the carton is cut by matching with the cutting knife 47, the full-automatic carton cutting is realized, and the consumption of manpower is reduced; meanwhile, when the carton is conveyed by downward extrusion of the extrusion plate 3, the air bags 34 are extruded by the relative movement of the upper plate 31 and the lower plate 32, the air bags 34 are exhausted through the air holes, when the extrusion plate 3 swings upwards, the air bags 34 are stretched by the upper plate 31 and the lower plate 32, the air bags 34 are inflated through the air holes, the air bags 34 inflate and deflate through the air holes, air flows, the carton and the cutting knife 47 are cooled, the phenomenon that the temperature of the cutting knife 47 is overhigh due to overlong working time is prevented, the service life of the cutting knife 47 is shortened, the flexible connection of the second spring 33 and the air bags 34 can prevent the carton from sinking due to overlarge extrusion of the extrusion plate 3, and the cut carton does not accord with the use standard; when the mold plate 6 is replaced, the second engaging device 51 is released to draw out the mold plate 6, and a new mold plate 6 is inserted into the first engaging device 5, and then the second engaging device 51 is engaged, so that the replacement is facilitated.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A carton cutting device comprises a frame body (1), a base (11) and a first fixing rod (12); the method is characterized in that: two bases (11) which are oppositely arranged and parallel are arranged below the frame body (1); two first fixing rods (12) are fixedly connected between the frame body (1) and the base (11); the upper surface of the frame body (1) is fixedly connected with a first fixing plate (13), and the first fixing plate (13) is perpendicular to the upper surface of the frame body (1); a first disc (14) is rotatably connected to the surface of the first fixing plate (13); the first disc (14) is driven by an electric motor; a sliding block (15) which is connected to the upper surface of the frame body (1) in a sliding manner is arranged on the right side of the first disc (14); the left side surface of the sliding block (15) is rotatably connected with a first swinging rod (16), and the other end of the first swinging rod (16) is eccentrically and rotatably connected to the surface of the first disc (14); a second fixing plate (17) which is opposite to the first fixing plate (13) and is fixedly connected to the upper surface of the frame body (1) is arranged on the left side of the first fixing plate (13), a second rotating disc (18) is rotatably connected to the surface of the second fixing plate (17), the first disc (14) and the second rotating disc (18) are positioned on the same horizontal line and are driven by a first belt (19), and the diameters of the first disc (14) and the second rotating disc (18) are equal; the frame body (1) is provided with an opening (2) below the second turntable (18); a third rotary table (21) is rotatably connected in the opening (2), the circle centers of the third rotary table (21) and the second rotary table (18) are positioned on the same vertical line, the diameters of the third rotary table (21) and the second rotary table (18) are equal, and the second rotary table (18) and the third rotary table (21) are driven by a second belt (22); a circular sliding block (23) is eccentrically and fixedly connected to the surface of the third rotating disc (21); the surface of the second rotary table (18) is eccentrically and rotatably connected with a second swinging rod (24), the second swinging rod (24) is vertical to and penetrates through the opening (2), the other end of the second swinging rod (24) is fixedly connected with an extrusion plate (3), and the extrusion plate (3) is in an I-shaped design; the second swinging rod (24) is provided with a sliding opening (25), the circular sliding block (23) slides in the sliding opening (25), and the second swinging rod (24) is always vertical; the front end and the rear end of the sliding block (15) are fixedly connected with horizontally arranged transmission rods (4), and one ends of the two transmission rods (4) far away from the sliding block (15) are fixedly connected with vertically arranged second fixing rods (41); a third fixing rod (42) is fixedly connected between the lower ends of the two second fixing rods (41); a closed box (43) is arranged below the third fixing rod (42), a closing plate (44) is connected in the closed box (43) in a sliding mode, and the closed box (43) is isolated into an upper part and a lower part by the closing plate (44); a fourth fixing rod (45) is fixedly connected between the upper surface of the closing plate (44) and the lower surface of the third fixing rod (42), and the fourth fixing rod (45) penetrates through the upper surface of the closed box (43); a first spring (46) is fixedly connected between the lower surface of the closing plate (44) and the bottom surface of the closed box (43); the bottom of the closed box (43) is fixedly connected with a vertically arranged cutting knife (47), and the cutting knife (47) extends between the two bases (11); the motor drives first disc (14) and rotates, make slider (15) horizontal hunting through first swinging arms (16), drive cutting knife (47) horizontal hunting, first disc (14) rotate, drive second carousel (18) and third carousel (21) synchronous rotation through first belt (19) and second belt (22), drive stripper plate (3) through second swinging arms (24) and circular slider (23), stripper plate (3) and base (11) are mutually supported and are carried the carton, cut through cutting knife (47), and when stripper plate (3) move right, cutting knife (47) move left, cutting rate has been accelerated.

2. A carton cutting apparatus according to claim 1 wherein: the improved carton cutting machine is characterized in that the extrusion plate (3) is divided into an upper plate (31) and a lower plate (32), the second springs (33) which are uniformly distributed are fixedly connected between the upper plate (31) and the lower plate (32), air bags (34) which are fixedly connected to the lower surface of the upper plate (31) and the upper surface of the lower plate (32) are arranged between every two second springs (33), air holes are formed in the air bags (34), the lower plate (32) and the base (11) are matched to extrude and convey a carton when the extrusion plate (3) conveys an extruded carton, the upper plate (31) and the lower plate (32) can extrude and relax the air bags (34), the carton and the cutting knife (47) can be cooled through the air holes, and abrasion of the cutting knife (47) is.

3. A carton cutting apparatus according to claim 1 wherein: the lower surface of the frame body (1) is designed in an inclined mode, and the inclined surface extends to the opening (2); a first clamping device (5) is arranged on the right side of the opening (2), the first clamping device (5) is fixedly connected to the lower surface of the frame body (1), a second clamping device (51) is arranged on the right side surface of the frame body (1), a model plate (6) is arranged on the lower surface of the frame body (1), a clamping block (61) is arranged on the right side surface of the model plate (6), the clamping block (61) is used for clamping the second clamping device (51), and the model plate (6) is fixed under the matching of the first clamping device (5) and the second clamping device (51); the lower surface of the model plate (6) is provided with a chute; the upper surface of the closed box (43) is fixedly connected with two sliding rods (62), the two sliding rods (62) are arranged oppositely, and the upper ends of the two sliding rods slide in the sliding grooves; the left and right movement of the closed box (43) causes the sliding rod (62) to slide in the sliding groove.

4. A carton cutting apparatus according to claim 3, wherein: the first clamping device (5) comprises an L-shaped fixing plate (52), a third spring (53) and an arc-shaped fixing block (54), and the L-shaped fixing plate (52) is fixedly connected to the bottom of the frame body (1); the L-shaped fixing plate (52) is rotatably connected with an arc-shaped fixing block (54) through a connecting rod, and a third spring (53) is fixedly connected between the lower surface of the arc-shaped fixing block (54) and the upper surface of the L-shaped fixing plate (52); the model plate (6) is clamped into the clamping device by extruding the upper surface of the arc-shaped fixing block (54), and the clamping of the model plate (6) is simpler and more convenient and is more stable due to the arrangement of the third spring (53).

5. A carton cutting apparatus according to claim 3, wherein: the second clamping device (51) comprises an upper clamping plate (55), a lower clamping plate (56), an upper elastic plate (57), a lower elastic plate (58), a fourth spring (59) and a bayonet (50); the upper clamping plate (55) is vertically arranged and is rotatably connected to the right side surface of the frame body (1) through a connecting rod; the lower end of the upper clamping plate (55) is fixedly connected with an upper spring plate (57) which is horizontally arranged; a corresponding lower elastic plate (58) is arranged below the upper elastic plate (57), and a fourth spring (59) is fixedly connected between the upper elastic plate (57) and the lower elastic plate (58); the lower surface of the lower elastic plate (58) is fixedly connected with a vertically arranged lower clamping plate (56); a bayonet (50) corresponding to the clamping block (61) is fixedly connected to the left side surface of the lower clamping plate (56); the clamping block is clamped into the fixed die plate (6) in the bayonet (50) by pulling the lower clamping plate (56), and the die plate (6) is fixed more stably by the arrangement of the fourth spring (59).

6. A carton cutting apparatus according to claim 1 wherein: a rolling groove (7) is formed in the base (11), a row of uniformly-arranged conveying rollers (8) are arranged in the rolling groove (7), and the conveying rollers (8) are rotatably connected to the side walls of the two sides of the rolling groove (7) through rotating shafts; the extrusion plate (3) and the conveying roller (8) are matched to convey the carton, so that friction of the carton to the base (11) is reduced, and transportation is facilitated.