CN210593318U - Light environment-friendly paperboard for manufacturing packaging box and V-groove machine for paperboard processing - Google Patents

Abstract

The utility model relates to a light environment-friendly paperboard for making a packaging box and a V-shaped groove machine for processing the paperboard, wherein the light environment-friendly paperboard comprises an inner adhesive paper layer, a corrugated paper layer, a gray paperboard layer and an outer adhesive paper layer from top to bottom, the inner adhesive paper layer is used as the inner packaging surface of the packaging box, the outer adhesive paper layer is used as the outer packaging surface of the packaging box, and the thickness of the inner adhesive paper layer is larger than that of the outer adhesive paper layer; 200g of double-gummed paper is selected as the inner gummed paper layer, 95g of high-strength corrugated paper is selected as the corrugated paper layer, and 600g of double-grey paper board is selected as the grey paper board layer. The V-shaped groove cutting machine is used for cutting the paperboard into a V-shaped groove, and the inner adhesive paper layer of the paperboard is a grooved surface; the V-shaped groove machine comprises a machine frame, a paperboard feeding and conveying device, a V-shaped groove cutting device and a paperboard discharging device, wherein the paperboard feeding and conveying device, the V-shaped groove cutting device and the paperboard discharging device are arranged on the machine frame. In the application, the paperboard is light and environment-friendly, and can be used for manufacturing right-angle packaging boxes; the V groove machine can realize automatic feeding and discharging and automatic cutting, and has complete functions and high efficiency.

Description

Light environment-friendly paperboard for manufacturing packaging box and V-groove machine for paperboard processing

Technical Field

The utility model relates to a cardboard manufacturing and processing technology field, specifically say, relate to a V scouring machine that is used for making the light environment-friendly cardboard of packing carton and is used for cardboard processing.

Background

The corner of the packing box generally has two types of round corners and right angles, the round corner in the packing box is shown in figure 1, the round corner is usually formed by pressing a line on a paperboard by using an indenting machine and then turning the paperboard, and the figure shows that the inner corner of the packing box formed by turning the paperboard is wrinkled. Along with the continuous improvement of people's standard of living, the requirement to commodity packing carton is higher and higher, found through market research, the hard box of right angle packing is liked more by people, and the majority of the hard box of right angle packing that exists on the present market adopts and adopts grey board to make, but grey board has the weight, degradation is difficult, heavy metal harmful substance shortcoming such as unable processing, the green requirement of advocating in the country is not complied with, and corrugated container board on the present market has the advantage of light, but because the limitation of corrugated container board material itself, can not cut the right angle groove through the V scouring machine, consequently only can be used for producing fillet packing carton, and be used for producing some packing cartons etc. usually, be unsuitable for producing high-grade gift packing box.

In addition, V scouring machine among the prior art is applicable to usually and cuts V type groove to some thick grey cardboards of thickness, has the cardboard moreover and takes place the off tracking at the in-process of transferring to lead to the V type groove that cuts out not conform to the requirements.

Therefore, it is necessary to provide a lightweight and environmentally friendly paperboard structure for making a packing box and a V-groove for paperboard processing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned not enough that exists among the prior art, and provide a cardboard of reasonable in structural design, light environmental protection, and be used for the V groove machine of cardboard processing, this V groove machine can go up unloading automatically, and has advantages such as cutting efficiently, the cardboard is transferred not the off tracking.

The utility model provides a technical scheme that above-mentioned problem adopted is: the utility model provides a light environment-friendly cardboard for making packing carton which characterized in that: the paperboard is of a four-layer structure and comprises an inner adhesive paper layer, a corrugated paper layer, a gray paperboard layer and an outer adhesive paper layer from top to bottom, wherein the inner adhesive paper layer is used as an inner packaging surface of the packaging box, the outer adhesive paper layer is used as an outer packaging surface of the packaging box, and the thickness of the inner adhesive paper layer is larger than that of the outer adhesive paper layer; 200g of double-sided offset paper is selected for the inner adhesive paper layer, 95g of high-strength corrugated paper is selected for the corrugated paper layer, and 600g of double-grey paper board is selected for the grey paper board layer.

Preferably, the corrugated paper layer is made of F-shaped corrugated paper.

Preferably, the adhesive glue adopted between the middle layers of the paperboard with the four-layer structure is corn starch glue.

In order to solve the technical problem, the utility model discloses still provide another technical scheme: a V-shaped groove machine for processing a paperboard is used for cutting a V-shaped groove on the paperboard, and an inner adhesive paper layer of the paperboard is a grooved surface; this V scouring machine includes frame, its characterized in that: the device also comprises a paperboard feeding and transferring device, a V-shaped groove cutting device and a paperboard discharging device which are arranged on the rack; the output end of the paperboard feeding and transferring device is connected with the input end of the V-groove cutting device, and the paperboard feeding and transferring device is used for feeding paper to be cut into the V-groove cutting device; the output end of the V-groove cutting device is connected with the input end of the paperboard discharging device, and the V-groove cutting device is used for carrying out V-groove cutting on paper; the paperboard blanking device is used for collecting cut paper;

the paperboard feeding and transferring device comprises a transferring platform, a first conveyor belt device, two paperboard side guide devices, a paperboard flattening device and a paperboard placing bracket; the first conveying belt device comprises a plurality of first conveying belts which are sequentially arranged in parallel at intervals in the direction vertical to the conveying direction of the paperboard, and upper-layer belts of the first conveying belts are positioned on the transfer platform; the paperboard placing bracket comprises a supporting rod and at least two supporting rods, the supporting rod is horizontally arranged, two ends of the supporting rod are fixed on the rack, the mounting direction is vertical to the paperboard transferring direction, and the mounting height of the supporting rod is higher than that of the transferring platform; the bearing rod is arranged along the paper board transferring direction, one end of the bearing rod is connected to the supporting rod, and the other end of the bearing rod is placed on the transferring platform; the device comprises a paper board conveying platform, a paper board two-side guide device, a paper board conveying device and a paper board conveying device, wherein the paper board two-side guide device is arranged on the conveying platform and used for guiding two sides of the conveyed paper board and preventing the paper board from deviating in the conveying process; the paperboard flattening device is arranged between the two guide assemblies and comprises a plurality of flattening assemblies, the number of the flattening assemblies is consistent with that of the first conveying belts, one flattening assembly corresponds to one first conveying belt, the flattening assembly comprises a long flattening plate, the flattening plate is arranged above the first conveying belt according to the placing posture of the length direction of the flattening plate along the conveying direction of the paperboard, a certain distance is reserved between the flattening plate and the first conveying belt, a plurality of through holes are formed in the flattening plate, a flattening rolling ball with the diameter slightly smaller than that of each through hole is placed in each through hole, and the bottom surface of each flattening rolling ball is in contact with the upper surface of the first conveying belt;

the V-groove cutting device comprises an auxiliary roller, a second auxiliary conveying belt device and at least one set of V-groove cutting tool device; the auxiliary roller is arranged at the output end of the first conveying belt device, and the top surface of the auxiliary roller and the upper surface of the first conveying belt are at the same height; the second auxiliary conveying belt device comprises a plurality of second conveying belts, and a second bearing roller, a third bearing roller, a fourth bearing roller and a fifth bearing roller which are arranged in parallel; a plurality of second conveying belts are wound on a second bearing roller, a third bearing roller, a fourth bearing roller and a fifth bearing roller; the second bearing roller and the third bearing roller are positioned above the auxiliary drum, the fourth bearing roller and the fifth bearing roller are positioned below the auxiliary drum, a vertical connecting line between the central axis of the second bearing roller and the central axis of the fourth bearing roller is intersected with the central axis of the auxiliary drum, a vertical connecting line between the central axis of the third bearing roller and the central axis of the fifth bearing roller is intersected with the central axis of the auxiliary drum, and a belt positioned between the second bearing roller and the fifth bearing roller on the second conveying belt is attached to one side face, far away from the first conveying belt device, of the auxiliary drum; the V-groove cutting tool device comprises a tool rest slide rail and a plurality of tool assemblies arranged on the tool rest slide rail, wherein the number of the tool assemblies is determined according to the number of V-grooves required to be cut in the last processing of the paperboard; the tool rest slide rail is arranged on the rack and is positioned on one side of the auxiliary roller; the cutter assembly comprises a supporting plate, a cutter handle, a blade mounting seat and two blades; the supporting plate is arranged on the tool rest sliding rail and can move along the tool rest sliding rail, the tool handle is arranged on the supporting plate, the blade mounting seat is arranged at the end part of the tool handle, the two blades are arranged on the blade mounting seat in a certain included angle, the tool tips of the two blades are abutted against and are opposite to the auxiliary roller, and the vertical distance between the tool tip and the surface of the auxiliary roller is adjustable;

the paperboard discharging device comprises a third conveying belt device and a paperboard collecting platform; the input end of the third conveyor belt device is close to the fifth bearing roller and is positioned below the transfer platform; the paperboard collecting platform is obliquely arranged and is positioned below the paperboard placing bracket; the cut paper boards are output from the fifth bearing roller and then enter a third conveyer belt device, and the third conveyer belt device conveys the paper boards to a paper board collecting platform.

Preferably, a conveyer belt device still includes bearing roller and a tensioning roller No. two, and bearing roller sets up input and the output at the platform of transferring respectively for two, and the tensioning roller setting is in the below position between bearing roller No. two, many conveyer belts twine on bearing roller and a tensioning roller No. two.

Preferably, the end of the support rod placed on the transfer platform is provided with a roller, and the roller is in contact connection with the surface of the transfer platform.

Preferably, one end of the guide plate is provided with a protection plate, when the first base plate is placed on the plate placing bracket, the front end of the first base plate is positioned between two protection plates in the two guide assemblies, and the height of the first base plate does not exceed the height of the protection plates; the guide assembly further comprises a main locking mounting seat and an auxiliary locking mounting seat, the main locking mounting seat and the auxiliary locking mounting seat are mounted at two ends of the upper surface of the guide plate, two mounting through holes are formed in the main locking mounting seat and are vertically arranged, one mounting through hole is formed in the auxiliary locking mounting seat, and the main locking mounting seat is located at the end, provided with the protection plate, of the guide plate; the guide assembly is installed on three parallel installation shafts through three installation through holes in the main locking installation seat and the auxiliary locking installation seat, two ends of each installation shaft are fixedly connected with the rack, and a first measuring scale is fixed on the installation shaft penetrating through the installation through hole in the main locking installation seat.

Preferably, a first mounting seat and a second mounting seat are fixed at two ends of the upper surface of the pressing plate, the pressing plate is mounted on the three mounting shafts through the first mounting seat and the second mounting seat, the first mounting seat is located at the input end of the paper boards, and a height limiting plate for preventing a plurality of paper boards from simultaneously entering between the pressing plate and the first conveying belt is arranged on the first mounting seat; the height-limiting plate is vertically arranged, a vertical stud is connected to the top of the height-limiting plate, the top of the mounting seat is mounted on the stud, the height-limiting plate can move up and down through the stud, the distance from the bottom surface of the height-limiting plate to the upper surface of the conveyor belt is larger than one paperboard thickness, and the distance is smaller than two paperboard thicknesses.

Preferably, a rotating handle is installed on the supporting plate, a gear is installed at the lower end of the rotating handle, a rack and a second measuring tape are installed on the tool rest slide rail, and the gear is meshed with the rack; the rotating handle is rotated, the supporting plate is driven to move along the tool rest sliding rail through gear and rack transmission, and the second measuring scale is used for checking the moving distance of the supporting plate; the tool holder is provided with a U-shaped groove, a bolt is arranged in the U-shaped groove and used for fastening the tool holder on a support plate, a second stud is installed on the support plate, one end of the second stud is screwed into one end of the tool holder, and the end of the tool holder is provided with a threaded hole matched with the second stud; loosening the bolts, and then adjusting the length of the threaded hole at the end part of the tool handle screwed by the second stud by rotating the second stud to drive the tool handle to move, so that the vertical distance between the tool nose and the surface of the auxiliary roller is adjusted; and the blade mounting seat is provided with a blowing blanking elbow, and the air outlet direction of the blowing blanking elbow faces the tool nose butt part of the two blades.

Preferably, a waste output conveyor belt is arranged below the auxiliary roller.

Compared with the prior art, the utility model, have following advantage and effect:

1. compared with a full-gray paperboard, the paperboard has the advantages of light weight and environmental protection;

2. the outer adhesive paper layer is relatively single and thin, is easy to coat and is not easy to break;

3. the corrugated paper layer is arranged between the inner adhesive paper layer and the gray paperboard layer, the whole paperboard is thick and firm in structure, is easy to cut and can be used for manufacturing right-angle packing boxes;

4. the V-shaped groove machine can realize automatic feeding and discharging and automatic cutting, and is complete in function and high in efficiency;

5. the guide devices on the two sides of the paper board ensure that the paper board does not deviate in the transfer process, so that the paper board accurately enters the V-shaped groove cutting device for cutting in a displacement manner, and the formed V-shaped groove does not deviate;

6. the flattening ball in the paper board flattening device movably rolls and presses the paper board, and the paper board is flattened again in the transferring process, so that the paper board is prevented from tilting; the distance from the bottom surface of the height limiting plate to the upper surface of the first conveying belt is adjustable, and when paperboards with different thicknesses are processed, the height limiting plate is adjusted to ensure that only one paperboard can enter between the pressing plate and the first conveying belt at the same time, so that the reliability and the stability of cutting work are ensured;

7. in the V-shaped groove cutting device, a belt positioned between a second bearing roller and a fifth bearing roller on a second conveying belt is attached to one side surface, far away from the first conveying belt device, of an auxiliary roller, a paperboard is tightly attached to the auxiliary roller by the belt, the paperboard moves accurately under the action of the belt and the auxiliary roller, and the linearity of the arranged V-shaped groove is guaranteed;

8. the air outlet direction of the air blowing blanking elbow pipe faces the tool tips of the two blades to abut against each other, and waste materials generated in the cutting process are assisted to fall onto the waste material output conveying belt in time in an air blowing blanking mode.

Drawings

Figure 1 is a schematic view of a rounded corner in a rounded package.

Fig. 2 is a schematic structural view of a lightweight environment-friendly paperboard in an embodiment of the present invention.

Fig. 3 is a schematic structural view of the light environment-friendly paperboard of the embodiment of the present invention, provided with a V-shaped groove.

Fig. 4 is a schematic structural view of the packaging box of the embodiment of the present invention, which is formed by cutting the V-shaped groove on the light environment-friendly paperboard.

Fig. 5 is a schematic plan top view of the V-groove machine for paperboard processing according to the embodiment of the present invention.

Fig. 6 is a schematic view of the structure in the direction of a-a in fig. 5.

Fig. 7 is an enlarged schematic view of the structure at B in fig. 6.

Fig. 8 is a schematic view of the K-direction structure of the guide assembly on one side of the two-side guide of the paper board in fig. 5.

Fig. 9 is a schematic perspective view of a guiding assembly in the guiding device for two sides of a cardboard according to the embodiment of the present invention.

Fig. 10 is a schematic view of an F-direction structure of fig. 9 in which guide rollers are installed below the guide plate.

Fig. 11 is a schematic perspective view of an embodiment of the present invention in which a first barrier is placed on a cardboard placing bracket and a front portion of the first barrier is located between two protection plates.

Fig. 12 is a schematic structural diagram of the V-groove cutting device in the embodiment of the present invention.

Fig. 13 is a schematic structural diagram of a V-groove cutting tool device in an embodiment of the present invention.

Fig. 14 is a schematic perspective view of two blades mounted on the blade mount in an embodiment of the present invention.

Fig. 15 is an exploded perspective view of fig. 14.

Fig. 16 is a partial schematic view of fig. 14.

Fig. 17 is a top view schematic of two blades mounted on the blade mount.

Description of reference numerals:

a frame 1;

a paperboard feeding and transferring device 2;

a transfer platform 21; a first conveyor belt device 22; a cardboard both-side guide 23; a paperboard flattening device 24; a cardboard placing bracket 25;

a first conveyor belt 221; a first backup roller 222; a tension roller 223;

a guide plate 231; a guide roller 232; a main locking mount 233; a sub-locking mount 234; mounting shafts 235; a first measuring tape 236; a shielding plate 237;

a platen 241; a through-hole 242; a flattening ball 243; mount 244; mount 245; a height-limiting plate 246; a first stud 247;

a support bar 251; a support rod 252; a roller 253;

a V-groove cutting device 3; an auxiliary drum 31; the second auxiliary conveyor belt device 32; a V-groove cutting tool device 33;

a second backup roller 321; a third backup roll 322; a fourth backup roll 323; a fifth backup roll 324; a second conveyor belt 325;

a tool holder slide rail 331; a cutter assembly 332; a support plate 333; a knife handle 334; a blade mount 335; a blade 336; a rotating handle 337; a gear 338; a rack 339; a second measuring tape 3310; stud No. two 3311; a gas blowing blanking elbow 3312; a U-shaped groove 3341; a bolt 3342;

a paperboard blanking device 4; the third conveyor belt device 41; a paperboard collection platform 42;

a waste output conveyor 5;

a paperboard 6; an inner adhesive paper layer 61; a corrugated paper layer 62; a gray paperboard layer 63; an outer adhesive paper layer 64.

Detailed Description

The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.

Examples are given.

See fig. 1-17.

In this embodiment, the light environment-friendly paper board 6 for making the packing box is a four-layer structure, and referring to fig. 2, the four-layer structure sequentially comprises an inner adhesive paper layer 61, a corrugated paper layer 62, a gray board layer 63 and an outer adhesive paper layer 64 from top to bottom. The inner adhesive paper layer 61 serves as the inner packaging surface of the packaging box, the outer adhesive paper layer 64 serves as the outer packaging surface of the packaging box, and the thickness of the inner adhesive paper layer 61 is larger than that of the outer adhesive paper layer 64; 200g of double-sided offset paper is selected as the inner adhesive paper layer 61, 95g of high-strength F-shaped corrugated paper is selected as the corrugated paper layer 62, and 600g of double-grey paper board is selected as the grey board layer 63. The adhesive glue adopted between the middle layers of the paperboard with the four-layer structure is corn starch glue.

Compared with a full-gray paperboard, the paperboard has the advantages of light weight and environmental protection; the outer adhesive paper layer 64 is relatively thinner than the inner adhesive paper layer 61, is easy to coat and is not easy to break; corrugated paper layer 62 is arranged between inner adhesive paper layer 61 and gray board layer 63, and cardboard overall structure is thick and stiff and easily cuts, can be used to make right angle packing carton, cuts the cardboard that accomplishes and wait to be processed into right angle packing carton for V type groove as shown in fig. 4, and wherein the contained angle in V type groove is 90, as shown in fig. 3, and the degree of depth in V type groove runs through inner adhesive paper layer 61, corrugated paper layer 62 and gray board layer 63, and outer adhesive paper layer 64 does not cut off, is used for making outer cladding.

The embodiment also discloses a V-shaped groove machine for processing the paperboard, which is used for cutting the paperboard into the V-shaped groove, wherein the inner adhesive paper layer 61 of the paperboard is a grooved surface; the V-shaped groove machine comprises a machine frame 1, a paperboard feeding and conveying device 2, a V-shaped groove cutting device 3, a paperboard discharging device 4 and a waste output conveying belt 5, wherein the paperboard feeding and conveying device, the V-shaped groove cutting device and the paperboard discharging device are arranged on the machine frame 1. The output end of the paperboard feeding and transferring device 2 is connected with the input end of the V-groove cutting device 3, and the paperboard feeding and transferring device 2 is used for feeding paper to be cut into the V-groove cutting device 3; the output end of the V-groove cutting device 3 is connected with the input end of the paperboard discharging device 4, and the V-groove cutting device 3 is used for carrying out V-groove cutting on paper; the paperboard discharging device 4 is used for collecting cut paperboards; a waste output conveyor 5 is located below the V-groove cutting device 3 for outputting waste generated during cutting.

In this embodiment, the board feeding and transferring device 2 includes a transferring platform 21, a first conveyor belt device 22, a board two-side guide device 23, a board flattening device 24, and a board placing bracket 25.

In this embodiment, the transfer platform 21 is horizontally disposed, two sides of the transfer platform are fixedly connected to the frame 1, the first conveying belt device 22 includes two first supporting rollers 222, one tensioning roller 223 and a plurality of first conveying belts 221, the number of the first conveying belts 221 is determined according to the overall width of the V-shaped groove machine and the type of the selected belt, the plurality of first conveying belts 221 are sequentially arranged in parallel at intervals in the direction perpendicular to the direction of transferring the cardboard, and the upper layer belts of the plurality of first conveying belts 221 are located on the transfer platform 21. Two first bearing rollers 222 are respectively arranged at the input end and the output end of the transfer platform 21, the tensioning roller 223 is arranged at the lower position between the two first bearing rollers 222, and the plurality of first conveying belts 221 are wound on the two first bearing rollers 222 and the tensioning roller 223.

In this embodiment, the sheet placing bracket 25 includes a supporting bar 251 and at least two supporting bars 252, and the number of the supporting bars 252 is adjusted according to the width of the sheet to be processed. The support bar 251 is horizontally disposed, and both ends thereof are fixed to the frame 1, and the installation direction is perpendicular to the paper board transfer direction. The support bar 251 is installed at a height higher than that of the transfer platform 21, the support bar 252 is installed to be inclined in the direction of the transfer of the sheet, one end thereof is connected to the support bar 251, the other end thereof is placed on the transfer platform 21, and the end of the support bar 252 placed on the transfer platform 21 is installed with the roller 253, and the roller 253 is in contact connection with the surface of the transfer platform 21.

In this embodiment, the two-side guiding device 23 is installed on the transfer platform 21, and is used for guiding two sides of the transferred paper board, preventing the paper board from deviating in the transfer process, and enabling the paper board to accurately enter the V-groove cutting device 3 for cutting, so that the V-groove formed in the transfer platform is free from deviation. The board both sides guiding device 23 includes two oppositely disposed guiding components, the guiding components include an elongated guiding plate 231, the guiding plate 231 is installed above the transferring platform 21 according to the placing posture of the length direction along the board transferring direction, and a row of guiding rollers 232 is installed below the guiding plate 231.

In this embodiment, a protection plate 237 is installed at one end of the guide plate 231, and when the first sheet is placed on the sheet placing bracket 25, the front end of the first sheet is located between the two protection plates 237 in the two guide assemblies, the height of the first sheet does not exceed the height of the protection plate 237, and the protection plate 237 plays a role in preventing the sheets from sliding down to both sides.

In this embodiment, the guide assembly further includes a main locking mounting seat 233 and an auxiliary locking mounting seat 234, the main locking mounting seat 233 and the auxiliary locking mounting seat 234 are mounted at two ends of the upper surface of the guide plate 231, wherein the main locking mounting seat 233 is provided with two mounting through holes, the two mounting through holes are vertically arranged, the auxiliary locking mounting seat 234 is provided with one mounting through hole, and the main locking mounting seat 233 is located at the end of the guide plate 231 where the protection plate 237 is mounted. The guide assembly is mounted on the three parallel mounting shafts 235 through the three mounting through holes on the main locking mounting seat 233 and the auxiliary locking mounting seat 234, two ends of the mounting shafts 235 are fixedly connected with the frame 1, wherein a first measuring ruler 236 is fixed on the mounting shaft 235 penetrating through the mounting through hole on the main locking mounting seat 233. When it is desired to process blanks of different widths, the spacing between the two guide assemblies may be adjusted so that the spacing between the two shield plates 237 is slightly greater than the width of the blanks to allow the front portion of the first barrier to be positioned between the two shield plates 237. When the distance is specifically adjusted: the main locking mounting seat 233 and the auxiliary locking mounting seat 234 are loosened, then the guide assemblies can move on the mounting shafts 235, the distance between the two guide assemblies is adjusted by taking the first measuring tape 236 as reference, and the main locking mounting seat 233 and the auxiliary locking mounting seat 234 are locked after the distance is adjusted in place.

In this embodiment, the paperboard flattening device 24 is disposed between two guiding assemblies, the paperboard flattening device 24 includes a plurality of flattening assemblies, the number of the flattening assemblies is consistent with the number of the first conveying belt 221, one flattening assembly corresponds to the first conveying belt 221, the flattening assembly includes a flattening plate 241 with a long shape, the flattening plate 241 is disposed above the first conveying belt 221 along the placing posture of the paperboard moving direction according to the length direction of the flattening plate, a certain distance exists between the flattening plate 241 and the first conveying belt 221, a plurality of through holes 242 are formed in the flattening plate 241, a flattening rolling ball 243 with a diameter slightly smaller than that of the through hole 242 is disposed in each through hole 242, and the bottom surface of the flattening rolling ball 243 is in contact with the upper surface of the first conveying belt 221. In the process that the paper enters between the pressing plate 241 and the first conveying belt 221 to be transferred, the rolling balls 243 for flattening are movably rolled on the paper board, the paper board is flattened again in the transferring process, and the paper board is prevented from tilting.

In this embodiment, a first mounting seat 244 and a second mounting seat 245 are fixed at two ends of the upper surface of the pressing plate 241, the pressing plate 241 is mounted on the three mounting shafts 235 through the first mounting seat 244 and the second mounting seat 245, wherein the first mounting seat 244 is located at the input end of the paper boards, and a height limiting plate 246 for preventing a plurality of paper boards from simultaneously entering between the pressing plate 241 and the first conveying belt 221 is arranged on the first mounting seat 244; height limit board 246 vertical setting, a vertical a stud 247 is connected at its top, and a stud 247 is installed at the top of mount pad 244, and height limit board 246 passes through a stud 247 liftable removal, and the distance of bottom surface to conveyer belt 221 upper surface of height limit board 246 is greater than a cardboard thickness, and is less than two cardboard thicknesses. When processing paperboards with different thicknesses, the height limiting plate 246 is adjusted to ensure that only one paperboard can enter between the flattening plate 241 and the first conveying belt 221 at the same time, so that the reliability and stability of the cutting operation are ensured.

In this embodiment, the V-groove cutting device 3 includes an auxiliary roller 31, a second auxiliary belt conveyor device 32, and two sets of V-groove cutting tool devices 33. The auxiliary roller 31 is installed at the output end of the first conveyor belt device 22, and the top surface of the auxiliary roller 31 is at the same height as the upper surface of the first conveyor belt 221. The second auxiliary conveyor belt device 32 comprises a plurality of second conveyor belts 325, and a second bearing roller 321, a third bearing roller 322, a fourth bearing roller 323 and a fifth bearing roller 324 which are arranged in parallel; and a plurality of second conveying belts 325 are wound on the second bearing roller 321, the third bearing roller 322, the fourth bearing roller 323 and the fifth bearing roller 324. The second bearing roller 321 and the third bearing roller 322 are located above the auxiliary drum 31, the fourth bearing roller 323 and the fifth bearing roller 324 are located below the auxiliary drum 31, a vertical connecting line between the central axis of the second bearing roller 321 and the central axis of the fourth bearing roller 323 is intersected with the central axis of the auxiliary drum 31, a vertical connecting line between the central axis of the third bearing roller 322 and the central axis of the fifth bearing roller 324 is intersected with the central axis of the auxiliary drum 31, a belt located between the second bearing roller 321 and the fifth bearing roller 324 on the second conveying belt 325 is attached to the side, far away from the first conveying belt device 22, of the auxiliary drum 31, the paper boards are tightly attached to the auxiliary drum 31 through the belt, the paper boards are accurately moved under the action of the second bearing roller 321 and the fifth bearing roller 324, and the linearity of the opened V-shaped groove is guaranteed.

In this embodiment, two sets of V-groove cutting tool devices 33 are arranged on one side of the auxiliary roller 31 in an up-and-down manner, one set is standby, and when one set of the tool devices fails and needs to be maintained, the other set of the tools is started. The V-groove cutting tool device 33 comprises a tool rest slide rail 331 and a plurality of tool assemblies 332 mounted on the tool rest slide rail 331, wherein the number of the tool assemblies 332 is determined according to the number of V-grooves to be cut in the last processing of the paperboard.

In this embodiment, the tool rest slide rail 331 is installed on the frame 1 and located at one side of the auxiliary drum 31; cutter assembly 332 includes a plate 333, a handle 334, a blade mount 335, and two blades 336. The supporting plate 333 is mounted on the tool rest sliding rail 331 and can move along the tool rest sliding rail 331, a rotating handle 337 is mounted on the supporting plate 333, a gear 338 is mounted at the lower end of the rotating handle 337, a rack 339 and a second measuring tape 3310 are mounted on the tool rest sliding rail 331, and the gear 338 is meshed with the rack 339; the rotating handle 337 is rotated to drive the supporting plate 333 to move along the tool rest slide rail 331 through gear-rack transmission, and the second measuring tape 3310 is used for checking the moving distance of the supporting plate 333. Because the distance between the two parallel V-shaped grooves may be different when processing different sizes of paper sheets, the distance between the two cutter assemblies 332 needs to be adjusted, and the distance between the two cutter assemblies 332 can be adjusted by adjusting the distance between the two supporting plates 333.

In this embodiment, the knife handle 334 is mounted on the supporting plate 333, the blade mounting seat 335 is mounted at the end of the knife handle 334, the two blades 336 are mounted on the blade mounting seat 335 with an included angle of 90 °, the knife tips of the two blades 336 abut against and face the auxiliary roller 31, the vertical distance from the knife tip to the surface of the auxiliary roller 31 is adjustable, and the depth of the cut V-shaped groove can be controlled by adjusting the vertical distance from the knife tip to the surface of the auxiliary roller 31.

In this embodiment, a U-shaped groove 3341 is formed in the tool holder 334, a bolt 3342 is arranged in the U-shaped groove 3341, the bolt 3342 is used for fastening the tool holder 334 on the support plate 333, a second stud 3311 is installed on the support plate 333, one end of the second stud 3311 is screwed into one end of the tool holder 334, and a threaded hole matched with the second stud 3311 is formed in the end of the tool holder 334; the bolt 3342 is loosened, and then the second stud 3311 is rotated to adjust the length of the threaded hole at the end of the second stud 3311 screwed into the knife handle 334, so that the knife handle 334 is driven to move, and the vertical distance between the knife tip and the surface of the auxiliary roller 31 is adjusted. The blade mounting base 335 is provided with a blowing blanking elbow 3312, the air outlet direction of the blowing blanking elbow 3312 faces the tool nose of the two blades 336 to abut against, and the blowing blanking mode is utilized to assist the waste materials generated in the cutting process to fall onto the waste material output conveyor belt 5 in time.

In this embodiment, the cardboard feeding device 4 includes a third conveying belt device 41 and a cardboard collecting platform 42; the input end of the third conveyor belt device 41 is close to the fifth supporting roller 324 and is positioned below the transfer platform 21; the paperboard collecting platform 42 is obliquely arranged and is positioned below the paperboard placing bracket 25; the cut cardboard is fed out from the fifth bearing roller 324 and then enters the third conveyor 41, and the third conveyor 41 feeds the cardboard to the cardboard collecting platform 42.

The V scouring machine in this application can realize automatic unloading, automatic cutting of going up, and the function is perfect, efficient, and cardboard collecting platform 42 and cardboard are placed the same one side that bracket 25 is located frame 1, in the course of working, only need a staff supervision can, regularly with the cardboard put the cardboard place the bracket 25 and with the cardboard arrangement of cutting the completion on cardboard collecting platform 42 take off.

Although the present invention has been described with reference to the above embodiments, it should not be construed as being limited to the scope of the present invention, and any modifications and alterations made by those skilled in the art without departing from the spirit and scope of the present invention should fall within the scope of the present invention.

Claims (10)

1. The utility model provides a light environment-friendly cardboard for making packing carton which characterized in that: the paperboard (6) is of a four-layer structure and is provided with an inner adhesive paper layer (61), a corrugated paper layer (62), a gray paperboard layer (63) and an outer adhesive paper layer (64) from top to bottom, the inner adhesive paper layer (61) serves as the inner packaging surface of the packaging box, the outer adhesive paper layer (64) serves as the outer packaging surface of the packaging box, and the thickness of the inner adhesive paper layer (61) is larger than that of the outer adhesive paper layer (64); interior adhesive paper layer (61) chooses for use 200g double-sided adhesive paper, corrugated paper layer (62) chooses for use 95g high strength corrugated paper, 600g double-grey cardboard is chosen for use in grey board layer (63).

2. The lightweight, environmentally friendly paperboard for forming a package according to claim 1, wherein: the corrugated paper layer (62) is made of F-shaped corrugated paper.

3. The lightweight, environmentally friendly paperboard for forming a package according to claim 1, wherein: in the paperboard with the four-layer structure, the bonding glue adopted among the layers is corn starch glue.

4. A V-groove machine for paperboard processing, for cutting a V-groove into a paperboard according to any one of claims 1-3, the inner gummed paper layer (61) of the paperboard (6) being a grooved surface; this V scouring machine includes frame (1), its characterized in that: the paper board cutting machine also comprises a paper board feeding and transferring device (2), a V-shaped groove cutting device (3) and a paper board discharging device (4) which are arranged on the rack (1); the output end of the paperboard feeding and transferring device (2) is connected with the input end of the V-groove cutting device (3), and the paperboard feeding and transferring device (2) is used for feeding paper to be cut into the V-groove cutting device (3); the output end of the V-groove cutting device (3) is connected with the input end of the paperboard discharging device (4), and the V-groove cutting device (3) is used for cutting paper into V-grooves; the paperboard blanking device (4) is used for collecting cut paper;

the paperboard feeding and transferring device (2) comprises a transferring platform (21), a first conveyor belt device (22), two paperboard side guide devices (23), a paperboard flattening device (24) and a paperboard placing bracket (25); the transfer platform (21) is horizontally arranged, two sides of the transfer platform are fixedly connected to the rack (1), the first conveyor belt device (22) comprises a plurality of first conveyor belts (221), the plurality of first conveyor belts (221) are sequentially arranged in parallel at intervals in a direction perpendicular to the transfer direction of the paperboard, and upper belts of the plurality of first conveyor belts (221) are positioned on the transfer platform (21); the paperboard placing bracket (25) comprises a supporting rod (251) and at least two supporting rods (252), the supporting rod (251) is horizontally arranged, two ends of the supporting rod (251) are fixed on the rack (1), the mounting direction is vertical to the paperboard transferring direction, and the mounting height of the supporting rod (251) is higher than that of the transferring platform (21); the supporting rod (252) is arranged along the paperboard transferring direction, one end of the supporting rod is connected to the supporting rod (251), and the other end of the supporting rod is placed on the transferring platform (21); the paper board two-side guide devices (23) are arranged on the transfer platform (21) and used for guiding two sides of a transferred paper board and preventing the paper board from deviating in the transfer process, each paper board two-side guide device (23) comprises two oppositely arranged guide assemblies, each guide assembly comprises a long guide plate (231), each guide plate (231) is arranged above the transfer platform (21) along the placement posture of the paper board transfer direction in the length direction, and a row of guide rollers (232) are arranged below each guide plate (231);

the paperboard flattening device (24) is arranged between the two guide assemblies, the paperboard flattening device (24) comprises a plurality of flattening assemblies, the number of the flattening assemblies is consistent with that of the first conveying belt (221), one flattening assembly corresponds to the first conveying belt (221), the flattening assembly comprises a long flattening plate (241), the flattening plate (241) is arranged above the first conveying belt (221) along the placement posture of the paperboard in the conveying direction along the length direction of the flattening plate, a certain distance is reserved between the flattening plate and the first conveying belt (221), a plurality of through holes (242) are formed in the flattening plate (241), a flattening rolling ball (243) with the diameter slightly smaller than that of the through hole (242) is placed in each through hole (242), and the bottom surface of the flattening rolling ball (243) is in contact with the upper surface of the first conveying belt (221);

the V-groove cutting device (3) comprises an auxiliary roller (31), a second auxiliary conveying belt device (32) and at least one set of V-groove cutting tool device (33); the auxiliary roller (31) is arranged at the output end of the first conveyor belt device (22), and the top surface of the auxiliary roller (31) and the upper surface of the first conveyor belt (221) are at the same height; the second auxiliary conveying belt device (32) comprises a plurality of second conveying belts (325), and a second bearing roller (321), a third bearing roller (322), a fourth bearing roller (323) and a fifth bearing roller (324) which are arranged in parallel; a plurality of second conveying belts (325) are wound on a second bearing roller (321), a third bearing roller (322), a fourth bearing roller (323) and a fifth bearing roller (324); the second bearing roller (321) and the third bearing roller (322) are located above the auxiliary drum (31), the fourth bearing roller (323) and the fifth bearing roller (324) are located below the auxiliary drum (31), a vertical connecting line between a central axis of the second bearing roller (321) and a central axis of the fourth bearing roller (323) is intersected with the central axis of the auxiliary drum (31), a vertical connecting line between a central axis of the third bearing roller (322) and a central axis of the fifth bearing roller (324) is intersected with the central axis of the auxiliary drum (31), and a belt located between the second bearing roller (321) and the fifth bearing roller (324) on the second conveying belt (325) is attached to one side face, far away from the first conveying belt device (22), of the auxiliary drum (31); the V-groove cutting tool device (33) comprises a tool rest slide rail (331) and a plurality of tool assemblies (332) arranged on the tool rest slide rail (331), wherein the number of the tool assemblies (332) is determined according to the number of V-grooves required to be cut in the last processing of the paperboard; the tool rest slide rail (331) is arranged on the rack (1) and is positioned at one side of the auxiliary roller (31); the cutter assembly (332) comprises a supporting plate (333), a cutter handle (334), a blade mounting seat (335) and two blades (336); the supporting plate (333) is mounted on the tool rest sliding rail (331) and can move along the tool rest sliding rail (331), the tool shank (334) is mounted on the supporting plate (333), the blade mounting seat (335) is mounted at the end of the tool shank (334), the two blades (336) are mounted on the blade mounting seat (335) in a certain included angle, the tool tips of the two blades (336) abut against and face the auxiliary roller (31), and the vertical distance between the tool tips and the surface of the auxiliary roller (31) is adjustable;

the paperboard blanking device (4) comprises a third conveyer belt device (41) and a paperboard collecting platform (42); the input end of the third conveyor belt device (41) is close to the fifth bearing roller (324) and is positioned below the transfer platform (21); the paperboard collecting platform (42) is obliquely arranged and is positioned below the paperboard placing bracket (25); the cut paper boards are output from a fifth bearing roller (324) and then enter a third conveyer belt device (41), and the third conveyer belt device (41) conveys the paper boards to a paper board collecting platform (42).

5. The V-groove machine for paperboard processing of claim 4, wherein: a conveyer belt device (22) still includes bearing roller (222) and a tensioning roller (223) No. two, and two bearing roller (222) set up input and the output at transfer platform (21) respectively, and tensioning roller (223) set up the below position between two bearing roller (222), many conveyer belt (221) twine on bearing roller (222) and a tensioning roller (223) No. two.

6. The V-groove machine for paperboard processing of claim 4, wherein: the end of the supporting rod (252) placed on the transferring platform (21) is provided with a roller (253), and the roller (253) is in contact connection with the surface of the transferring platform (21).

7. The V-groove machine for paperboard processing of claim 4, wherein: one end of the guide plate (231) is installed with a shielding plate (237), when the first sheet is placed on the sheet placing bracket (25), the front end of the first sheet is positioned between the two shielding plates (237) of the two guide assemblies, and the height of the first sheet does not exceed the height of the shielding plates (237); the guide assembly further comprises a main locking mounting seat (233) and an auxiliary locking mounting seat (234), the main locking mounting seat (233) and the auxiliary locking mounting seat (234) are mounted at two ends of the upper surface of the guide plate (231), two mounting through holes are formed in the main locking mounting seat (233), the two mounting through holes are arranged in the vertical direction, one mounting through hole is formed in the auxiliary locking mounting seat (234), and the main locking mounting seat (233) is located at the end, on which the protection plate (237) is mounted, of the guide plate (231); the guide assembly is arranged on three mounting shafts (235) which are arranged in parallel through three mounting through holes on a main locking mounting seat (233) and an auxiliary locking mounting seat (234), two ends of each mounting shaft (235) are fixedly connected with the frame (1), and a first measuring scale (236) is fixed on the mounting shaft (235) penetrating through the mounting through hole on the main locking mounting seat (233).

8. The V-groove machine for paperboard processing of claim 7, wherein: a first mounting seat (244) and a second mounting seat (245) are fixed at two ends of the upper surface of the pressing plate (241), the pressing plate (241) is mounted on the three mounting shafts (235) through the first mounting seat (244) and the second mounting seat (245), the first mounting seat (244) is located at the input end of the paper boards, and a height limiting plate (246) used for preventing a plurality of paper boards from entering between the pressing plate (241) and the first conveying belt (221) simultaneously is arranged on the first mounting seat (244); the height limiting plate (246) is vertically arranged, the top of the height limiting plate is connected with a vertical stud (247), the stud (247) is arranged at the top of the mounting seat (244), the height limiting plate (246) can move up and down through the stud (247), and the distance from the bottom surface of the height limiting plate (246) to the upper surface of the conveyor belt (221) is greater than the thickness of one paperboard and smaller than the thickness of two paperboards.

9. The V-groove machine for paperboard processing of claim 4, wherein: a rotary handle (337) is mounted on the supporting plate (333), a gear (338) is mounted at the lower end of the rotary handle (337), a rack (339) and a second measuring tape (3310) are mounted on the tool rest sliding rail (331), and the gear (338) is meshed with the rack (339); the rotating handle (337) is rotated, the supporting plate (333) is driven to move along the tool rest sliding rail (331) through gear and rack transmission, and the second measuring tape (3310) is used for checking the moving distance of the supporting plate (333); a U-shaped groove (3341) is formed in the tool holder (334), a bolt (3342) is arranged in the U-shaped groove (3341), the bolt (3342) is used for fastening the tool holder (334) on a supporting plate (333), a second stud (3311) is installed on the supporting plate (333), one end of the second stud (3311) is screwed into one end of the tool holder (334), and a threaded hole matched with the second stud (3311) is formed in the end of the tool holder (334); loosening the bolt (3342), and then adjusting the length of the second stud (3311) screwed into the threaded hole at the end part of the cutter handle (334) by rotating the second stud (3311), so that the cutter handle (334) can be driven to move, and the vertical distance between the cutter tip and the surface of the auxiliary roller (31) can be adjusted; install one unloading return bend (3312) of blowing on blade mount pad (335), the knife tip department that offsets towards two blades (336) of the orientation of giving vent to anger of unloading return bend (3312) of blowing.

10. The V-groove machine for paperboard processing of claim 4, wherein: a waste output conveyor belt (5) is arranged below the auxiliary roller (31).

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