CN112078159B - Paper-plastic production process of one-step forming environment-friendly packaging box - Google Patents
Paper-plastic production process of one-step forming environment-friendly packaging box Download PDFInfo
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- CN112078159B CN112078159B CN202010936101.5A CN202010936101A CN112078159B CN 112078159 B CN112078159 B CN 112078159B CN 202010936101 A CN202010936101 A CN 202010936101A CN 112078159 B CN112078159 B CN 112078159B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D7/00—Producing flat articles, e.g. films or sheets
- B29D7/01—Films or sheets
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Engineering & Computer Science (AREA)
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a paper-plastic production process of a one-step forming environment-friendly packaging box, wherein paper-plastic materials are produced by using paper-plastic forming equipment, the paper-plastic forming equipment conveys plastic particles into a plastic film extruder through a feeding mechanism, the plastic film extruder melts and extrudes the plastic particles to form a plastic film, the plastic film is conveyed into a composite forming mechanism for further compression forming to be smooth and uniform, and then the plastic film and a paper tape are subjected to compression forming, so that the paper-plastic materials for the packaging box production are obtained by one-step forming; the raw materials of the paper-plastic material are all easily degradable raw materials, so that the prepared paper-plastic material and the packaging box prepared from the paper-plastic material can be rapidly degraded in natural environment after being used and scrapped, and the paper-plastic material has no pollution to the environment, is harmless to human health and has good environmental protection performance.
Description
Technical Field
The invention relates to the field of packaging, in particular to a paper-plastic production process of an environment-friendly packaging box formed in one step.
Background
Packages, as their name implies, are boxes used to package products, which can be classified by materials such as: the carton, iron box, wooden box, cloth box, leather box, ya keli box, flute packing carton, pvc box etc. and the packing carton has guaranteed the safety of product in the transportation, promotes the grade etc. of product.
Present packing carton also often uses paper to mould the material preparation, fuses the advantage of carton and plastic case, and the patent that application number is CN201510688966.3 discloses a paper and moulds combined material, includes top layer and modified layer in proper order, the unit area weight that modified layer includes following each layer and each layer is: 45-65g of raw paper layer per square meter, 12-15g of polystyrene layer per square meter, 2-6g of sepiolite fiber layer per square meter, 15-20g of polyethylene glycol terephthalate layer per square meter, 2-10g of polyether layer per square meter and 2-10% of polyamide resin layer; the paper-plastic composite material has the following defects: the production process of the paper-plastic composite material is complex, one-step forming cannot be achieved, and the production efficiency is low.
Disclosure of Invention
In order to overcome the technical problems, the invention aims to provide a paper-plastic production process for an environment-friendly packaging box formed in one step, which comprises the following steps: the plastic particles are put into a feeding hopper of a feeding mechanism in the paper-plastic forming equipment, a feeding motor is started, the feeding motor operates to drive a first threaded conveying rod to rotate, the plastic particles fall into a loading hopper of a plastic film extruder from one end of a conveying pipe, a discharging motor is started, the discharging motor operates to drive a second threaded conveying rod to rotate, the plastic particles are conveyed to a barrel of the extruder from one end of a feeding pipe by the second threaded conveying rod, the barrel of the extruder is heated, the extruding motor is started, the plastic particles are melted by the screw rod to form hot melt by the operation of the extruding motor, the hot melt enters a plastic film extruding die head and is extruded into a plastic film, the end part of a paper tape wound on a first paper winding roller of the composite forming mechanism passes through the top of a first guide roller and the top of a fourth forming press roller and then enters a third forming press roller, Between the fourth forming press rolls, the driving motors are started, the four driving motors operate to respectively drive the first forming press roll, the second forming press roll, the third forming press roll and the fourth forming press roll to rotate through the main belt pulley and the auxiliary belt pulley, the plastic film passes through the space between the first forming press roll and the second forming press roll, then passes through the space between the second forming press roll and the third forming press roll, then passes through the space between the hot melting roll and the third forming press roll, the hot melting roll is heated, the hot melting roll is close to the third forming press roll through the adjusting cylinder to melt one side of the plastic film, finally passes through the space between the third forming press roll and the fourth forming press roll together with the paper tape, passes through the bottom of the second guide roll and then is wound on the paper-plastic winding roll to obtain the paper-plastic of the one-step forming environment-friendly packaging box, and the complex production process of the existing paper-plastic composite material is solved, can not be formed at one time, and has low production efficiency.
The purpose of the invention can be realized by the following technical scheme:
the paper-plastic production process of the one-step forming environment-friendly packaging box comprises the following steps:
the method comprises the following steps: putting plastic particles into a feeding hopper of a feeding mechanism in the paper-plastic molding equipment, starting a feeding motor, driving a first threaded conveying rod to rotate by the operation of the feeding motor, and dropping the plastic particles into a loading hopper of a plastic film extruder from one end of a conveying pipe by the rotating first threaded conveying rod;
step two: starting a material discharging motor, driving a second threaded conveying rod to rotate by the operation of the material discharging motor, conveying plastic particles to a machine barrel of an extruder from one end of a material inlet pipe by the rotating second threaded conveying rod, heating the machine barrel of the extruder, starting an extruding motor, melting the plastic particles by the operation of the extruding motor through a screw rod to form hot melt, and enabling the hot melt to enter a plastic film extrusion die head and be extruded into a plastic film;
step three: the end part of a paper tape wound on a first paper roll roller of a composite forming mechanism passes through the top of a first guide roller and then passes through the top of a fourth forming press roller and then enters between a third forming press roller and the fourth forming press roller, a driving motor is started, the four driving motors are operated to respectively drive the first forming press roller, the second forming press roller, the third forming press roller and the fourth forming press roller to rotate through a main belt pulley and an auxiliary belt pulley, a plastic film passes through the first forming press roller and the second forming press roller, then passes through the second forming press roller and the third forming press roller, then passes through the hot melting roller and the third forming press roller, the hot melting roller is heated, the hot melting roller is close to the third forming press roller through an adjusting cylinder to melt one side of the plastic film, finally passes through the third forming press roller and the fourth forming press roller together with the paper tape, and is pressed together by the third forming press roller and the fourth forming press roller, and the paper plastic passes through the bottom of the second guide roller and then is wound on a paper plastic winding roller to obtain the paper plastic of the one-step forming environment-friendly packaging box.
As a further scheme of the invention: the plastic particles are prepared from the following raw materials in parts by weight: 10-20 parts of polyethylene, 2-3 parts of emulsified silicone oil, 2-3 parts of lactose, 2-3 parts of a lubricant, 1-2 parts of phosphite ester, 1-2 parts of a solubilizer, 10-20 parts of biodegradable plastic and 2-3 parts of a degradable substance; the biodegradable plastic is one of thermoplastic starch plastic, aliphatic polyester, polylactic acid and starch/polyvinyl alcohol; the degradable substance is polyacrylamide or polylactic acid.
As a further scheme of the invention: the paper-plastic forming equipment comprises a feeding mechanism, a plastic film extruder and a composite forming mechanism, wherein the feeding mechanism and the composite forming mechanism are respectively arranged at two ends of the plastic film extruder;
the feeding mechanism comprises a feeding motor, a mounting frame, a feeding hopper, a conveying pipe and a first threaded conveying rod, wherein the feeding hopper is mounted on the mounting frame, the bottom end of the feeding hopper is communicated to the top of one end of the conveying pipe, the feeding motor is mounted at one end, close to the feeding hopper, of the conveying pipe, the first threaded conveying rod is mounted on an output shaft of the feeding motor, and the first threaded conveying rod is located in an inner cavity of the conveying pipe;
the plastic film extruder comprises an extruding motor, a discharging motor, a loading hopper, a feeding pipe, an extruder barrel, a plastic film extrusion die head and a second thread conveying rod, wherein the extruding motor is connected with a screw rod through a speed reducer, the screw rod is positioned in an inner cavity of the extruder barrel, the top of one end, close to the extruding motor, of the extruder barrel is communicated to the bottom of one end of the feeding pipe, the second thread conveying rod is arranged in the inner cavity of the feeding pipe, one end of the second thread conveying rod is connected to an output shaft of the discharging motor, the discharging motor is installed at the other end of the feeding pipe, the loading hopper is installed at the top of the feeding pipe, and the plastic film extrusion die head is installed at one end, far away from;
the composite forming mechanism comprises a mounting base, supporting vertical plates, a first forming press roller, a second forming press roller, a third forming press roller, a fourth forming press roller, a mounting frame and supporting transverse plates, wherein the supporting vertical plates are mounted on two sides of the top of one end of the mounting base, the supporting transverse plates are mounted on the tops of the two supporting vertical plates, the two supporting transverse plates are connected through a plurality of connecting rods, the first forming press roller, the second forming press roller, the third forming press roller and the fourth forming press roller are sequentially mounted between one sides of the two supporting vertical plates from bottom to top, the directions of the first forming press roller and the second forming press roller are opposite, the directions of the second forming press roller and the third forming press roller are opposite, the directions of the third forming press roller and the fourth forming press roller are opposite, and the directions of the first forming press roller, the second forming press roller and the third forming press roller, And one end of each fourth forming press roller is provided with a transmission box, and the four transmission boxes are arranged on one side surface of one of the supporting vertical plates.
As a further scheme of the invention: four all install driving motor on one side of transmission case, main belt pulley has been cup jointed on driving motor's the output shaft, main belt pulley is connected to the secondary pulley through the belt, four secondary pulley cup joints respectively on first shaping compression roller, second shaping compression roller, third shaping compression roller, fourth shaping compression roller's one end.
As a further scheme of the invention: two the top of supporting the diaphragm all is provided with the work or material rest, the bottom of going up the work or material rest is installed on no pole cylinder, no pole cylinder embedding is installed at the top of supporting the diaphragm, it comprises horizontal pole, pole setting, down tube to go up the work or material rest, the pole setting top is connected to the one end of horizontal pole, mutually perpendicular between pole setting, the horizontal pole, the down tube is installed to the junction of pole setting, horizontal pole, chain containing box, elevator motor are installed to the other end bottom of horizontal pole, rotate in the inner chamber of chain containing box and install the chain wind-up roll, the one end of chain wind-up roll is connected to elevator motor on the output shaft, the rolling has the chain on the chain wind-up roll, the couple is installed to the tip of chain.
As a further scheme of the invention: one of them stair are installed to the one end of supporting the diaphragm, two the bottom that stair one end was kept away from to the supporting diaphragm is connected to the top both ends of installation frame respectively, adjust cylinder is all installed to the both sides of installation frame, install the sliding seat on adjust cylinder's the movable rod, two in the sliding seat sliding connection is respectively to the inner chamber of two mounts, two the sliding seat cup joints respectively on the both ends of hot melt roller, be provided with the heater strip in the inner chamber of hot melt roller, the hot melt roller is located one side of third one-tenth type compression roller, two the mount is installed respectively on one side of two support risers.
As a further scheme of the invention: two the top of supporting the diaphragm is erect through the support frame and is equipped with first deflector roll, first stock form roller, installation base one end is erect through the support frame and is equipped with second stock form roller, paper and moulds the wind-up roll.
As a further scheme of the invention: one end of the conveying pipe, which is far away from the feeding motor, is positioned right above the loading hopper, and an extrusion opening of the plastic film extrusion die head is over against the middle positions of the first forming press roller and the second forming press roller.
The invention has the beneficial effects that:
(1) the invention relates to a paper-plastic production process of a one-step forming environment-friendly packaging box, which comprises the steps of putting plastic particles into a feeding hopper of a feeding mechanism in paper-plastic forming equipment, starting a feeding motor, driving a first threaded conveying rod to rotate by the operation of the feeding motor, enabling the rotating first threaded conveying rod to enable the plastic particles to fall into a loading hopper of a plastic film extruder from one end of a conveying pipe, starting a discharging motor, driving a second threaded conveying rod to rotate by the operation of the discharging motor, conveying the plastic particles to the barrel of the extruder from one end of the feeding pipe by the rotating second threaded conveying rod, heating the barrel of the extruder, starting the extruding motor, enabling the plastic particles to be melted by a screw rod by the operation of the extruding motor to form hot melt, enabling the hot melt to enter a plastic film extruding die head and be extruded into a plastic film, enabling the end part of a paper tape wound on a first paper roll roller of a composite forming mechanism to pass through the top of a first guide roller, and enters between the third forming press roller and the fourth forming press roller after passing through the top of the fourth forming press roller, the driving motors are started, the four driving motors operate to respectively drive the first forming press roller, the second forming press roller, the third forming press roller and the fourth forming press roller to rotate through the main belt pulley and the auxiliary belt pulley, so that the plastic film passes through between the first forming press roller and the second forming press roller, then passes through the space between the second forming press roller and the third forming press roller, then passes through the space between the hot melting roller and the third forming press roller, heats the hot melting roller, the hot melting roller is close to the third forming press roller through the adjusting cylinder to melt one side of the plastic film, and finally the plastic film and the paper tape pass through the space between the third forming press roller and the fourth forming press roller, are pressed together by the third forming press roller and the fourth forming press roller, pass through the bottom of the second guide roller and are wound on a paper-plastic winding roller, so that the paper plastic of the one-step forming environment-friendly packaging box is obtained; the paper-plastic forming equipment conveys plastic particles to a plastic film extruder through a feeding mechanism, the plastic film extruder melts and extrudes the plastic particles to form a plastic film, the plastic film is conveyed to a composite forming mechanism for further compression forming to be smooth and uniform, and then the plastic film and a paper tape are subjected to compression forming to obtain a paper-plastic material for producing a packaging box through one-step forming;
(2) the plastic particles in the production process are prepared from polyethylene, emulsified silicone oil, lactose, a lubricant, phosphite, a solubilizer, biodegradable plastic and a degradable substance, and the raw materials are all easily degradable raw materials, so that the prepared paper-plastic material and the packaging box prepared from the paper-plastic material can be rapidly degraded in a natural environment after being used and scrapped, and the paper-plastic material has no pollution to the environment, no harm to human health and good environmental protection performance.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of a paper-plastic molding apparatus according to the present invention;
FIG. 2 is a schematic structural view of a loading mechanism according to the present invention;
FIG. 3 is a schematic view showing the internal structure of a duct according to the present invention;
FIG. 4 is a schematic view showing the structure of a plastic film extruder according to the present invention;
FIG. 5 is a schematic view showing the internal structure of the feed pipe in the present invention;
FIG. 6 is a schematic structural view of the composite molding machine according to the present invention;
FIG. 7 is a schematic view of the assembly of the first, second, third and fourth forming rolls of the present invention;
FIG. 8 is a schematic view showing the internal structure of the transmission case of the present invention;
fig. 9 is a schematic view of the assembly of the loading frame in the present invention;
FIG. 10 is a schematic view showing the internal structure of the chain case according to the present invention;
fig. 11 is a schematic view showing the assembly of the fuser roller in the present invention.
In the figure: 100. a feeding mechanism; 200. a plastic film extruder; 300. a composite forming mechanism; 101. a feeding motor; 102. a mounting frame; 103. a feeding hopper; 104. a delivery pipe; 105. a first threaded conveyor bar; 201. an extrusion motor; 202. a discharging motor; 203. a loading hopper; 204. a feed pipe; 205. an extruder barrel; 206. a plastic film extrusion die head; 207. a second threaded conveyor bar; 301. installing a base; 302. supporting a vertical plate; 303. a first forming press roll; 304. a second forming press roll; 305. a third forming press roll; 306. a fourth forming press roll; 307. a mounting frame; 308. supporting the transverse plate; 309. a feeding frame; 310. a first guide roller; 311. a first roll paper roller; 312. a staircase; 313. a second roll paper roller; 314. a paper-plastic wind-up roll; 315. a second guide roller; 316. a transmission case; 317. a drive motor; 318. a primary pulley; 319. a secondary pulley; 320. a rodless cylinder; 321. a chain storage box; 322. a lifting motor; 323. hooking; 324. a chain wind-up roll; 325. a fixed mount; 326. a sliding seat; 327. a hot-melt roller; 328. and adjusting the air cylinder.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
referring to fig. 1-11, the present embodiment is a paper-plastic production process of an environmentally friendly packaging box formed in one step, which includes the following steps:
the method comprises the following steps: feeding plastic particles into a feeding hopper 103 of a feeding mechanism 100 in the paper-plastic molding equipment, starting a feeding motor 101, driving a first threaded conveying rod 105 to rotate by the operation of the feeding motor 101, and dropping the plastic particles into a loading hopper 203 of a plastic film extruder 200 from one end of a conveying pipe 104 by the rotating first threaded conveying rod 105;
step two: starting the discharging motor 202, enabling the discharging motor 202 to operate to drive the second threaded conveying rod 207 to rotate, enabling the rotating second threaded conveying rod 207 to convey plastic particles to the extruder barrel 205 from one end of the feeding pipe 204, heating the extruder barrel 205, starting the extruding motor 201, enabling the extruding motor 201 to operate to melt the plastic particles through a screw to form hot melt, enabling the hot melt to enter the plastic film extrusion die head 206 and extruding the hot melt into a plastic film;
step three: the end part of the paper tape wound on the first winding roller 311 of the composite forming mechanism 300 passes through the top of the first guide roller 310, passes through the top of the fourth forming press roller 306, enters between the third forming press roller 305 and the fourth forming press roller 306, a driving motor 317 is started, the four driving motors 317 operate to respectively drive the first forming press roller 303, the second forming press roller 304, the third forming press roller 305 and the fourth forming press roller 306 to rotate through a main belt pulley 318 and an auxiliary belt pulley 319, a plastic film passes through the space between the first forming press roller 303 and the second forming press roller 304, then passes through the space between the second forming press roller 304 and the third forming press roller 305, then passes through the space between the hot melting roller 327 and the third forming press roller 305, the hot melting roller 327 is heated, the hot melting roller 327 is caused to be close to the third forming press roller 305 through an adjusting air cylinder 328 to melt one side of the plastic film, and finally passes through the third forming press roller 305, a paper tape, And the fourth forming press rollers 306 are pressed together by the third forming press roller 305 and the fourth forming press roller 306, pass through the bottom of the second guide roller 315 and then are wound on the paper plastic winding roller 314, and the paper plastic of the one-step forming environment-friendly packaging box is obtained.
Example 2:
the plastic particles are prepared from the following raw materials in parts by weight: 20 parts of polyethylene, 3 parts of emulsified silicone oil, 3 parts of lactose, 3 parts of lubricant, 2 parts of phosphite, 2 parts of solubilizer, 20 parts of biodegradable plastic and 3 parts of degradable substance; the biodegradable plastic is aliphatic polyester; the degradable substance is polylactic acid.
Example 3:
referring to fig. 1 to 11, the paper-plastic forming apparatus in the present embodiment includes a feeding mechanism 100, a plastic film extruder 200, and a composite forming mechanism 300, wherein the feeding mechanism 100 and the composite forming mechanism 300 are respectively disposed at two ends of the plastic film extruder 200;
the feeding mechanism 100 comprises a feeding motor 101, a mounting frame 102, an input hopper 103, a conveying pipe 104 and a first threaded conveying rod 105, wherein the input hopper 103 is mounted on the mounting frame 102, the bottom end of the input hopper 103 is communicated to the top of one end of the conveying pipe 104, the feeding motor 101 is mounted at one end, close to the input hopper 103, of the conveying pipe 104, a first threaded conveying rod 105 is mounted on an output shaft of the feeding motor 101, and the first threaded conveying rod 105 is located in an inner cavity of the conveying pipe 104;
the plastic film extruder 200 comprises an extruding motor 201, a discharging motor 202, a loading hopper 203, a feeding pipe 204, an extruder barrel 205, a plastic film extrusion die head 206 and a second threaded conveying rod 207, wherein the extruding motor 201 is connected with a screw rod through a speed reducer, the screw rod is positioned in an inner cavity of the extruder barrel 205, the top of one end, close to the extruding motor 201, of the extruder barrel 205 is communicated to the bottom of one end of the feeding pipe 204, the second threaded conveying rod 207 is arranged in the inner cavity of the feeding pipe 204, one end of the second threaded conveying rod 207 is connected to an output shaft of the discharging motor 202, the discharging motor 202 is installed at the other end of the feeding pipe 204, the loading hopper 203 is installed at the top of the feeding pipe 204, and the plastic film extrusion die head 206 is installed at one end, far away from the extruding motor 201, of the extruder barrel 205;
the composite forming mechanism 300 comprises an installation base 301, a supporting vertical plate 302, a first forming press roller 303, a second forming press roller 304, a third forming press roller 305, a fourth forming press roller 306, an installation frame 307 and a supporting transverse plate 308, wherein the supporting vertical plate 302 is installed on both sides of the top of one end of the installation base 301, the supporting transverse plates 308 are installed on the tops of the two supporting vertical plates 302, the two supporting transverse plates 308 are connected through a plurality of connecting rods, the first forming press roller 303, the second forming press roller 304, the third forming press roller 305 and the fourth forming press roller 306 are sequentially installed between one sides of the two supporting vertical plates 302 from bottom to top, the rotation directions of the first forming press roller 303 and the second forming press roller 304 are opposite, the rotation directions of the second forming press roller 304 and the third forming press roller 305 are opposite, and the rotation directions of the third forming press roller 305 and the fourth forming press roller 306 are opposite, one end of each of the first forming press roller 303, the second forming press roller 304, the third forming press roller 305 and the fourth forming press roller 306 is provided with a transmission case 316, and the four transmission cases 316 are all arranged on one side surface of one of the supporting vertical plates 302.
The four driving cases 316 are provided with driving motors 317 on one side, the output shaft of the driving motors 317 is sleeved with a main belt pulley 318, the main belt pulley 318 is connected to an auxiliary belt pulley 319 through a belt, and the four auxiliary belt pulleys 319 are respectively sleeved on one ends of the first forming press roll 303, the second forming press roll 304, the third forming press roll 305 and the fourth forming press roll 306.
Two the top of supporting diaphragm 308 all is provided with material loading frame 309, the bottom of material loading frame 309 is installed on rodless cylinder 320, rodless cylinder 320 embedding is installed at the top of supporting diaphragm 308, material loading frame 309 comprises horizontal pole, pole setting, down tube, the pole setting top is connected to the one end of horizontal pole, mutually perpendicular between pole setting, the horizontal pole, the down tube is installed to the junction of pole setting, horizontal pole, chain containing box 321, elevator motor 322 are installed to the other end bottom of horizontal pole, rotate in the inner chamber of chain containing box 321 and install chain wind-up roll 324, the one end of chain wind-up roll 324 is connected to on elevator motor 322's the output shaft, the rolling has the chain on the chain wind-up roll 324, the couple 323 is installed to the tip of chain.
The stair 312 is installed at one end of one of the supporting transverse plates 308, the bottoms of the two supporting transverse plates 308 far away from one end of the stair 312 are respectively connected to two ends of the top of the installation frame 307, the adjusting cylinders 328 are installed on two sides of the installation frame 307, the sliding seats 326 are installed on the movable rods of the adjusting cylinders 328, the two sliding seats 326 are respectively connected to the inner cavities of the two fixing frames 325 in a sliding manner, the two sliding seats 326 are respectively sleeved on two ends of the hot melting roller 327, heating wires are arranged in the inner cavity of the hot melting roller 327, the hot melting roller 327 is located on one side of the third forming press roller 305, and the two fixing frames 325 are respectively installed on one side of the two supporting vertical plates 302.
Two the top of supporting diaphragm 308 is erect through the support frame and is equipped with first deflector roll 310, first stock form roller 311, installation base 301 one end is erect through the support frame and is equipped with second stock form roller 313, paper and moulds wind-up roll 314, second deflector roll 315.
One end of the conveying pipe 104, which is far away from the feeding motor 101, is positioned right above the loading hopper 203, and an extrusion port of the plastic film extrusion die head 206 is opposite to the middle position of the first forming press roller 303 and the second forming press roller 304.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.
Claims (7)
1. The paper-plastic production process of the one-step forming environment-friendly packaging box is characterized by comprising the following steps of:
the method comprises the following steps: putting plastic particles into a feeding hopper (103) of a feeding mechanism (100) in the paper-plastic molding equipment, starting a feeding motor (101), driving a first threaded conveying rod (105) to rotate by the operation of the feeding motor (101), and dropping the plastic particles into a loading hopper (203) of a plastic film extruder (200) from one end of a conveying pipe (104) by the rotating first threaded conveying rod (105);
step two: starting a discharging motor (202), enabling the discharging motor (202) to operate to drive a second threaded conveying rod (207) to rotate, enabling the rotating second threaded conveying rod (207) to convey plastic particles to an extruder barrel (205) from one end of a feeding pipe (204), heating the extruder barrel (205), starting an extruding motor (201), enabling the extruding motor (201) to operate to melt the plastic particles through a screw to form hot melt, enabling the hot melt to enter a plastic film extruding die head (206) and extruding the hot melt into a plastic film;
step three: the end part of a paper tape wound on a first paper winding roller (311) of a composite forming mechanism (300) passes through the top of a first guide roller (310) and enters a space between a third forming press roller (305) and a fourth forming press roller (306) after passing through the top of a fourth forming press roller (306), a driving motor (317) is started, the four driving motors (317) run through a main belt pulley (318) and a secondary belt pulley (319) to respectively drive the first forming press roller (303), the second forming press roller (304), the third forming press roller (305) and the fourth forming press roller (306) to rotate, a plastic film passes through the space between the first forming press roller (303) and the second forming press roller (304), then passes through the space between the second forming press roller (304) and the third forming press roller (305), then passes through the space between the hot melting roller (327) and the third forming press roller (305), the hot melting roller (327) is heated, and the hot melting roller (327) is close to the side of the plastic film (305) through an adjusting cylinder (328), and the hot melting roller (327) is close to the third forming press roller (305) Finally, the paper tape and the paper tape pass through a space between a third forming press roller (305) and a fourth forming press roller (306), are pressed together by the third forming press roller (305) and the fourth forming press roller (306), pass through the bottom of a second guide roller (315), and are wound on a paper-plastic winding roller (314), so that the paper plastic of the one-step forming environment-friendly packaging box is obtained;
the paper-plastic forming equipment comprises a feeding mechanism (100), a plastic film extruder (200) and a composite forming mechanism (300), wherein the feeding mechanism (100) and the composite forming mechanism (300) are respectively arranged at two ends of the plastic film extruder (200);
the feeding mechanism (100) comprises a feeding motor (101), an installation frame (102), a feeding hopper (103), a conveying pipe (104) and a first threaded conveying rod (105), wherein the feeding hopper (103) is installed on the installation frame (102), the bottom end of the feeding hopper (103) is communicated to the top of one end of the conveying pipe (104), the feeding motor (101) is installed at one end, close to the feeding hopper (103), of the conveying pipe (104), the first threaded conveying rod (105) is installed on an output shaft of the feeding motor (101), and the first threaded conveying rod (105) is located in an inner cavity of the conveying pipe (104);
wherein, plastic film extruder (200) includes extrusion motor (201), blowing motor (202), loading hopper (203), inlet pipe (204), extruder barrel (205), plastic film extrusion die head (206), second screw thread conveying pole (207), extrusion motor (201) is connected with the screw rod through the speed reducer, the screw rod is located the inner chamber of extruder barrel (205), extruder barrel (205) is close the one end top intercommunication of extrusion motor (201) to the one end bottom of inlet pipe (204), be provided with second screw thread conveying pole (207) in the inner chamber of inlet pipe (204), the one end of second screw thread conveying pole (207) is connected on the output shaft of blowing motor (202), blowing motor (202) is installed at the other end of inlet pipe (204), loading hopper (203) is installed at the top of inlet pipe (204), plastic film extrusion die head (201) is installed to the one end that extruder barrel (205) kept away from extrusion motor (201), (the) is installed 206) (ii) a
Wherein the composite forming mechanism (300) comprises a mounting base (301), a supporting vertical plate (302), a first forming press roller (303), a second forming press roller (304), a third forming press roller (305), a fourth forming press roller (306), a mounting frame (307) and a supporting horizontal plate (308), the supporting vertical plate (302) is mounted on both sides of the top of one end of the mounting base (301), the supporting horizontal plate (308) is mounted on the top of each of the two supporting vertical plates (302), the two supporting horizontal plates (308) are connected through a plurality of connecting rods, the first forming press roller (303), the second forming press roller (304), the third forming press roller (305) and the fourth forming press roller (306) are sequentially mounted between one sides of the two supporting vertical plates (302) from bottom to top, the rotation directions of the first forming press roller (303) and the second forming press roller (304) are opposite, the direction of rotation of the second forming pressing roller (304) is opposite to that of the third forming pressing roller (305), the direction of rotation of the third forming pressing roller (305) is opposite to that of rotation of the fourth forming pressing roller (306), one ends of the first forming pressing roller (303), the second forming pressing roller (304), the third forming pressing roller (305) and the fourth forming pressing roller (306) are provided with transmission boxes (316), and the four transmission boxes (316) are arranged on one side face of one of the supporting vertical plates (302).
2. The paper-plastic production process of the one-step forming environment-friendly packaging box as claimed in claim 1, wherein the plastic particles are prepared from the following raw materials in parts by weight: 10-20 parts of polyethylene, 2-3 parts of emulsified silicone oil, 2-3 parts of lactose, 2-3 parts of a lubricant, 1-2 parts of phosphite ester, 1-2 parts of a solubilizer, 10-20 parts of biodegradable plastic and 2-3 parts of a degradable substance; the biodegradable plastic is one of thermoplastic starch plastic, aliphatic polyester, polylactic acid and starch/polyvinyl alcohol; the degradable substance is polyacrylamide or polylactic acid.
3. The paper-plastic production process of the one-step forming environment-friendly packaging box as claimed in claim 1, wherein four driving motors (317) are installed on one side of the transmission boxes (316), a main belt pulley (318) is sleeved on an output shaft of each driving motor (317), the main belt pulley (318) is connected to an auxiliary belt pulley (319) through a belt, and the four auxiliary belt pulleys (319) are respectively sleeved on one ends of the first forming pressing roller (303), the second forming pressing roller (304), the third forming pressing roller (305) and the fourth forming pressing roller (306).
4. The paper-plastic production process of the one-step forming environment-friendly packaging box according to claim 1, characterized in that a feeding frame (309) is arranged at the top of each of the two supporting transverse plates (308), the bottom of the feeding frame (309) is arranged on a rodless cylinder (320), the rodless cylinder (320) is embedded and arranged at the top of the supporting transverse plate (308), the feeding frame (309) is composed of a cross rod, an upright rod and an inclined rod, the top end of the upright rod is connected to one end of the cross rod, the upright rod and the cross rod are perpendicular to each other, the inclined rod is arranged at the joint of the upright rod and the cross rod, a chain storage box (321) and a lifting motor (322) are arranged at the bottom of the other end of the cross rod, a chain winding roller (324) is rotatably arranged in an inner cavity of the chain storage box (321), one end of the chain winding roller (324) is connected to an output shaft of the lifting motor (322), the chain winding roller (324) is wound with a chain, and the end part of the chain is provided with a hook (323).
5. The paper-plastic production process of the one-shot forming environment-friendly packaging box according to claim 1, one end of one of the supporting transverse plates (308) is provided with a stair (312), the bottoms of the two supporting transverse plates (308) far away from one end of the stair (312) are respectively connected to the two ends of the top of the mounting frame (307), adjusting cylinders (328) are respectively installed on two sides of the installation frame (307), sliding seats (326) are installed on movable rods of the adjusting cylinders (328), the two sliding seats (326) are respectively connected to inner cavities of the two fixed frames (325) in a sliding manner, the two sliding seats (326) are respectively sleeved on two ends of the hot melting roller (327), heating wires are arranged in the inner cavity of the hot melting roller (327), the hot melting roller (327) is located on one side of the third forming pressing roller (305), and the two fixing frames (325) are respectively installed on one side of the two supporting vertical plates (302).
6. The paper-plastic production process of the one-step forming environment-friendly packaging box as claimed in claim 1, wherein the tops of the two supporting transverse plates (308) are provided with a first guide roller (310) and a first paper rolling roller (311) through a supporting frame, and one end of the mounting base (301) is provided with a second paper rolling roller (313) and a paper-plastic winding roller (314) through the supporting frame.
7. The paper-plastic production process of the one-step forming environment-friendly packaging box as claimed in claim 1, wherein one end of the conveying pipe (104) far away from the feeding motor (101) is positioned right above the loading hopper (203), and an extrusion port of the plastic film extrusion die head (206) is over against the middle positions of the first forming compression roller (303) and the second forming compression roller (304).
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| CN101033025A (en) * | 2006-03-10 | 2007-09-12 | 何平 | Environmental protection green packaging fresh-keeping degradation plastic bag and producing method thereof |
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| CN206551337U (en) * | 2017-01-24 | 2017-10-13 | 湖北欧达新型建材股份有限公司 | A kind of base material three-roller calendaring film mulching integrated machine |
| CN107813512A (en) * | 2017-10-25 | 2018-03-20 | 江苏瀚阳新材料科技有限公司 | The preparation system and preparation method of PMMA leaded light level transparent membranes |
| CN108995298A (en) * | 2018-07-11 | 2018-12-14 | 桐城市万方纸塑包装有限公司 | A kind of manufacturing method of environment-friendly type paper and plastics compound bag |
| CN109866434A (en) * | 2019-03-29 | 2019-06-11 | 佛山市科鹰机械有限公司 | A kind of novel PVC film extrusion calendaring production unit and its production technology |
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