CN117984572A - Agricultural film blowing and heating integrated machine and working method thereof - Google Patents
Agricultural film blowing and heating integrated machine and working method thereof Download PDFInfo
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- CN117984572A CN117984572A CN202410407087.8A CN202410407087A CN117984572A CN 117984572 A CN117984572 A CN 117984572A CN 202410407087 A CN202410407087 A CN 202410407087A CN 117984572 A CN117984572 A CN 117984572A
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- film body
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- negative pressure
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- 238000010096 film blowing Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000010438 heat treatment Methods 0.000 title claims description 13
- 238000004804 winding Methods 0.000 claims abstract description 13
- 238000003825 pressing Methods 0.000 claims description 45
- 239000011248 coating agent Substances 0.000 claims description 31
- 238000000576 coating method Methods 0.000 claims description 31
- 238000001125 extrusion Methods 0.000 claims description 31
- 238000001179 sorption measurement Methods 0.000 claims description 27
- 238000003860 storage Methods 0.000 claims description 17
- 150000001875 compounds Chemical class 0.000 claims description 12
- 239000003292 glue Substances 0.000 claims description 12
- 238000005096 rolling process Methods 0.000 claims description 12
- 239000002131 composite material Substances 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 7
- 238000007493 shaping process Methods 0.000 claims description 3
- 230000008602 contraction Effects 0.000 claims description 2
- 239000002985 plastic film Substances 0.000 claims description 2
- 229920006255 plastic film Polymers 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims 5
- 238000007789 sealing Methods 0.000 claims 2
- 238000009313 farming Methods 0.000 claims 1
- 238000013329 compounding Methods 0.000 abstract description 10
- 235000013399 edible fruits Nutrition 0.000 description 8
- 238000004321 preservation Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000004033 plastic Substances 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
- B29C65/52—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive
- B29C65/521—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive by spin coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7858—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus characterised by the feeding movement of the parts to be joined
- B29C65/7861—In-line machines, i.e. feeding, joining and discharging are in one production line
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/45—Joining of substantially the whole surface of the articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to the field of film blowing machines and discloses an agricultural film blowing heat integrated machine and a working method thereof, wherein the agricultural film blowing heat integrated machine comprises a film forming machine, a tensioning mechanism, a compounding mechanism, a stable supporting roller set and a winding machine, wherein the film forming machine is used for forming a surface film body, the tensioning mechanism is respectively arranged at two sides of the compounding mechanism, the winding machine is provided with a winding roller, the surface film body formed at the film forming machine sequentially passes through the tensioning mechanism, the compounding mechanism and the stable supporting roller set and then is wound on the winding roller.
Description
Technical Field
The invention relates to the field of film blowing machines, in particular to a film blowing and heating integrated machine for agricultural films and a working method thereof.
Background
The agricultural film blowing machine is a special mechanical device for producing agricultural films, which mainly converts plastic raw materials into continuous film products through a blowing process, the films are mainly used in the agricultural field, such as farmland covering, greenhouse covering and the like, so as to play roles in heat preservation, moisture preservation, insect prevention and the like, and the working principle of the agricultural film blowing machine generally comprises the following steps: firstly, heating a plastic raw material to a molten state; then extruding and blowing the molten plastic through a film tool to form a film; then, cooling and solidifying the film through a cooling system; finally, the film is rolled into a roll through the traction and rolling device, the agricultural film blowing machine has the advantages of high production efficiency, stable product quality and the like, agricultural films with different thicknesses, widths and performances can be produced by adjusting the technological parameters of the machine so as to meet the requirements of different agricultural production, and in addition, along with the continuous progress of the technology, the modern agricultural film blowing machine also has the characteristics of automation, intellectualization and the like, and can realize accurate technological control and efficient production management, thereby improving the production efficiency and the product quality;
The film surface area formed by the agricultural film blowing machine in the prior art is too large, and an independent film with small volume cannot be formed, so that fruits or plants cannot be individually wrapped when the film is used for covering the formed heat preservation effect, the heat preservation effect of covering the formed film is not ideal, and in addition, a heavy object is required to be picked up to compact the two sides of the film, so that the film is prevented from falling off.
Disclosure of Invention
The invention provides an agricultural film blowing and heating integrated machine and a working method thereof, which overcome the defects described in the background technology.
The technical scheme adopted for solving the technical problems is as follows:
The utility model provides a hot integrated machine of plastic film blown film, includes film forming machine, straining device, compound mechanism, stable backing roll group, the rolling machine that is used for shaping the surface film body, straining device locates the both sides of compound mechanism respectively, install the wind-up roll on the rolling machine, the surface film body of film forming machine department shaping passes tensioning device, compound mechanism, stable backing roll group back rolling winding on the wind-up roll in proper order, compound mechanism includes support, auxiliary film storage mechanism, roller, pressfitting subassembly, extrusion mesa, roller and pressfitting subassembly are located the left and right sides on extrusion mesa upper portion respectively, and auxiliary film storage mechanism is located the roller top to auxiliary film storage mechanism is fixed through the support, extrusion mesa and roller, pressfitting subassembly have the interval that supplies the surface film body to pass;
The auxiliary film storage mechanism comprises a second shell and an extrusion plate, an auxiliary film is stacked in the second shell, the extrusion plate is abutted against the inner end surface of the second shell and fixed through a telescopic rod, the rotary roller is arranged on an output shaft of a first motor, a first negative pressure adsorption plate is arranged at the lower part of the rotary roller, a negative pressure adsorption hole for adsorbing the auxiliary film is formed in the lower surface of the first negative pressure adsorption plate, and the first negative pressure adsorption plate is connected with an air pump through an air pipe in an external mode to control positive and negative pressure;
The lower end of the second housing is provided with an opening for the auxiliary film to pass through, and when the first negative pressure adsorption plate with negative pressure inside rotates to the opening along with the output shaft of the first motor, the auxiliary film exposed at the opening is adsorbed, and the adsorbed auxiliary film is grabbed to the surface of the surface film body;
The pressing assembly comprises telescopic air cylinders, fixing blocks and pressing dies, the telescopic air cylinders are symmetrically arranged on two sides of the pressing dies, each telescopic air cylinder is connected with the side face of each pressing die through one fixing block, and the pressing dies are extruded to penetrate through a surface film body above an extrusion table top through controlling the telescopic output shafts of the telescopic air cylinders.
A preferred technical scheme is as follows: the surface of the extrusion table top is uniformly distributed with guide convex lines, the guide convex lines extend to the edge of the extrusion table top in the moving direction of the surface film body, a plurality of negative pressure holes are respectively formed in the two sides of the surface of the extrusion table top, which are close to the guide convex lines, and the negative pressure holes on the left side and the right side form negative pressure through a second negative pressure adsorption plate external air pump respectively;
the surface film comprises a surface film body, wherein two sides of the surface film body are respectively provided with an abutting part, two sides of a guide convex line are respectively provided with a driving belt used for abutting against the abutting parts, two ends of the driving belt are respectively driven by a second motor, the output shafts of the two second motors are provided with driving wheels, the driving belts are sleeved outside the two driving wheels, the driving wheels are arranged close to the guide convex line, and the driving wheels are covered on the negative pressure holes.
A preferred technical scheme is as follows: the auxiliary films are arranged at equal intervals near the middle part of the surface film body, the auxiliary films are connected to the surface of the surface film body through a pressing part, and the lower end of the pressing die is provided with a protruding part for forming the pressing part;
the side of the auxiliary film far away from the pressing part is in an opening shape.
A preferred technical scheme is as follows: the coating mechanism comprises a first shell, a coating roller and a liquid adding port, wherein a cavity is formed in the first shell, the cavity is communicated outwards through the liquid adding port, glue is filled in the cavity, the coating roller is arranged in the first shell in a rolling mode, part of the surface of the coating roller is in contact with the cavity, and the coating roller protrudes out of the lower end of the first shell so as to bring out the glue in the cavity and adhere the glue to the surface of the surface film body when the coating roller rotates along with the movement of the surface film body;
The length of the first shell is shorter than that of the extrusion table top, and the lower end face of the first shell is lower than the upper end horizontal plane of the extrusion table top.
A working method of an agricultural film blowing and heating integrated machine comprises the steps that when a formed agricultural film is produced, a surface film body formed at a film forming machine sequentially passes through a tensioning mechanism, a compounding mechanism and a stable supporting roller set and then is wound on a winding roller, when the surface film body passes through the compounding mechanism, an auxiliary film in an auxiliary film storage mechanism is grabbed to the surface of the surface film body through a rotating roller, and the auxiliary film is pressed to the surface of the surface film body through a pressing assembly to move together with the surface film body.
A preferred technical scheme is as follows: when the surface film body passes through the extrusion table, the surface film body passes through the lower side of the coating mechanism first and drives the coating roller at the lower end of the first shell to roll, so that the glue in the cavity of the first shell is smeared on the surface of the surface film body in the rolling process of the coating roller, and when the auxiliary film is grabbed on the surface of the surface film body by the rotating roller, the surface film body and the auxiliary film are adhered.
Compared with the prior art, the technical scheme has the following advantages:
The auxiliary film can be directly pressed on the surface of the surface film body through the composite mechanism to form an integration, and when the surface film body is used for covering the surface of crops, the auxiliary film can be sleeved on the surface of the crops through the opening at one side of the auxiliary film far away from the pressing part, so that a further heat preservation effect is formed on the crops, and the connectivity of the surface film body is increased by covering the connection relation of the crops, the coverage of the surface film body on the crops is increased, and the possibility of falling off of the surface film body is reduced.
In order to solve the technical problems in the background art, the agricultural film can wrap fruits, branches and the like when being covered on the surfaces of crops, so that the agricultural film blowing and heating integrated machine is also provided with a composite mechanism, the structures which can wrap the fruits and the branches are composited on the surfaces of the surface film bodies through the composite mechanism, the wrapping effect is realized through the structure, and after the fruits or the branches of the crops are wrapped, the agricultural film is fixed together with the surface film bodies, so that the surface film bodies do not need to press heavy objects on the edges of the surfaces of the agricultural film bodies when being covered for use.
Drawings
The invention is further described below with reference to the drawings and examples.
FIG. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic view of a tensioning mechanism.
Fig. 3 is a three-dimensional schematic of the compound mechanism.
Fig. 4 is a schematic view of another view of the compound mechanism.
Fig. 5 is an exploded schematic view of the compound mechanism.
Fig. 6 is a schematic view of the structure of the pressing table and the belt.
Fig. 7 is a schematic cross-sectional view of a coating mechanism.
FIG. 8 is a schematic view of a formed agricultural film made in accordance with the present invention.
Fig. 9 is a schematic view of a pressing assembly.
Fig. 10 is a schematic view of a press mold.
Fig. 11 is a schematic structural view of the auxiliary film storage mechanism and the rotating roller.
Fig. 12 is a schematic view of the second housing when deployed.
In the figure: a film forming machine 1;
the tensioning mechanism 2, the fixed roller 21, the adjusting rod 22, the driving seat 221, the movable roller 222 and the linear rail 23;
The composite mechanism 3, the bracket 31, the coating mechanism 311, the first housing 3111, the coating roller 3112, the liquid adding port 3113, the auxiliary film storage mechanism 32, the second housing 321, the opening 3211, the extrusion plate 322, the rotating roller 33, the first negative pressure adsorption plate 331, the first motor 332, the pressing assembly 34, the telescopic cylinder 341, the fixed block 342, the pressing mold 343, the boss 3431, the pressing table 35, the negative pressure hole 351, the second negative pressure adsorption plate 352, the guide ribs 353, the driving belt 36, the second motor 361, the driving wheel 362;
A stabilizing support roller set 4 and a hot air dryer 41;
A winder 5 and a wind-up roller 51;
A surface film body a and an abutting part a1;
A subsidiary film b and a pressing part b1.
Detailed Description
Example 1
As shown in fig. 1-12, the embodiment provides a film blowing and heating integrated machine for agricultural films, which comprises a film forming machine 1, a tensioning mechanism 2, a compounding mechanism 3, a stable supporting roller set 4 and a winding machine 5 for forming a film body a, wherein the tensioning mechanism 2 is respectively arranged at two sides of the compounding mechanism 3, the winding machine 5 is provided with a winding roller 51, the film body a formed at the film forming machine 1 sequentially passes through the tensioning mechanism 2, the compounding mechanism 3 and the stable supporting roller set 4 and then is wound on the winding roller 51, and the agricultural film production forming process in the prior art only produces the agricultural film body for covering crops, soil piles and the like and used for heat preservation, in order to solve the technical problems described in the background art, the agricultural film can wrap fruits, branches and the like when being covered on the surfaces of crops, so that the agricultural film blowing and heating integrated machine is also provided with the composite mechanism 3, the structure capable of wrapping the fruits and the branches is composited on the surface of the surface film body a through the composite mechanism 3, the wrapping effect is realized through the structure, and after the fruits or the crops branches are wrapped, the agricultural film is fixed with the surface film body a, so that the surface film body a does not need to press a weight on the edge of the surface of the agricultural film body a when being used in a covering way, and the agricultural film blowing and heating integrated machine is further described below:
further, the composite mechanism 3 comprises a bracket 31, a secondary film storage mechanism 32, a rotating roller 33, a pressing assembly 34 and an extrusion table 35, wherein the rotating roller 33 and the pressing assembly 34 are respectively positioned at the left side and the right side of the upper part of the extrusion table 35, the secondary film storage mechanism 32 is positioned above the rotating roller 33, the secondary film storage mechanism 32 is fixed through the bracket 31, and the extrusion table 35, the rotating roller 33 and the pressing assembly 34 have a distance for the surface film body a to pass through;
The auxiliary film storage mechanism 32 includes a second casing 321 and a squeeze plate 322, the second casing 321 is internally stacked with an auxiliary film b, the squeeze plate 322 is abutted against the inner end surface of the second casing 321 and is fixed by a telescopic rod, the rotary roller 33 is mounted on an output shaft of a first motor 332, a first negative pressure adsorption plate 331 is mounted at the lower part of the rotary roller 33, a negative pressure adsorption hole for adsorbing the auxiliary film b is formed in the lower surface of the first negative pressure adsorption plate 331, and the first negative pressure adsorption plate 331 is externally connected with an air pump through an air pipe to control positive and negative pressure;
The lower end of the second housing 321 has an opening 3211 through which the auxiliary film b passes, and when the first negative pressure adsorption plate 331, which is negative in pressure, rotates with the output shaft of the first motor 332 to the opening 3211, the auxiliary film b exposed to the opening 3211 is adsorbed, and the adsorbed auxiliary film b is grasped to the surface of the surface film body a;
The pressing assembly 34 includes telescopic cylinders 341, fixed blocks 342, and pressing dies 343, the telescopic cylinders 341 are symmetrically mounted on two sides of the pressing dies 343, and each telescopic cylinder 341 is connected with a side surface of the pressing die 343 through one fixed block 342, so that the pressing dies 343 extrude through the surface film body a above the extrusion table 35 by controlling the expansion and contraction of the output shafts of the telescopic cylinders 341;
Based on this, when the film body a passes over the extruding table 35, it will be abutted against the surface of the extruding table 35, and the output shaft of the first motor 332 rotates to drive the roller 33 and the first negative pressure adsorption plate 331 to swing, when the first negative pressure adsorption plate 331 swings to the opening 3211, the negative pressure adsorption hole of the first negative pressure adsorption plate 331 is manufactured by the air pump to adsorb the auxiliary film b exposed to the opening 3211, and after adsorption, the first negative pressure adsorption plate 331 is controlled to swing in the opposite direction, and the auxiliary film b is grabbed onto the surface of the film body a, and is transferred to the lower side of the pressing mold 343 along with the film body a, so that the two telescopic cylinders 341 shrink their output shafts to make the pressing mold 343 squeeze the film body a and the auxiliary film b to form a pressing fixation.
Furthermore, in order to improve the stability of the film body a passing through the top of the extrusion table 35 and form a certain guiding property, the surface of the extrusion table 35 in the invention is uniformly distributed with the guiding ribs 353, the guiding ribs 353 extend to the edge of the extrusion table 35 in the moving direction of the film body a, the two sides of the surface of the extrusion table 35 close to the guiding ribs 353 are respectively provided with a plurality of negative pressure holes 351, the negative pressure holes 351 on the left and right sides are respectively formed into negative pressure by externally connecting an air pump with a second negative pressure adsorption plate 352, the film body a protrudes from the left and right sides of the guiding ribs 353 and covers the surface of the negative pressure holes 351, the negative pressure at the negative pressure holes 351 is manufactured by the second negative pressure adsorption plate 352, so that the edge of the film body a is adsorbed, and as shown in fig. 8, two sides of the film body a are respectively provided with a butt part a1, two sides of the guiding ribs 353 are respectively provided with a driving belt 36 for butt joint part a1, two ends of the driving belt 36 are respectively driven by a second motor 362, two driving shafts 361 of the driving belt 362 are respectively arranged on the driving belt 362, and the driving belt 362 is closely arranged on the two driving wheels 362 and the driving belt 362 are respectively covered on the driving wheels 362;
Based on the above statement, it is intended in the present invention to maintain the movement stability of the pellicle body a by negative pressure suction at the negative pressure hole 351 and abutment of the transmission belt 36, thereby ensuring the accuracy and uniformity of the connection of all the sub-films b to the surface of the pellicle body a, and enabling the guiding of the pellicle body a by guiding the extending direction of the ridge 353.
Further, in order that the auxiliary film b is not separated from the surface of the surface film body a along with the movement of the surface film body a after being grabbed onto the surface film body a, the bracket 31 in the invention is further provided with a coating mechanism 311, the coating mechanism 311 comprises a first shell 3111, a coating roller 3112 and a liquid adding port 3113, the first shell 3111 is internally provided with a cavity, the cavity is communicated with the outside through the liquid adding port 3113, the coating roller 3112 is arranged in the first shell 3111 in a rolling way, part of the surface is contacted with the cavity, the coating roller 3112 protrudes out of the lower end of the first shell 3111 so as to take out and adhere the glue in the cavity to the surface film body a when the coating roller 3112 rotates along with the movement of the surface film body a; the length of the first housing 3111 is shorter than the length of the pressing table 35, and the lower end surface of the first housing 3111 is lower than the upper end level of the pressing table 35;
therefore, the extrusion table 35 drives the coating roller 3112 to roll between the upper sides of the extrusion table 35, and the glue in the cavity is carried out and coated on the surface of the surface film body a, so as to form a thin adhesion layer, thereby avoiding the auxiliary film b from falling off when being grabbed on the surface of the surface film body a.
Further, as shown in fig. 8, the auxiliary films b are equidistantly arranged near the middle of the surface film body a, and the auxiliary films b are connected to the surface of the surface film body a through a pressing portion b1, and the lower end of the pressing mold 343 is provided with a protruding portion 3431 for forming the pressing portion b 1; when the agricultural film prepared and molded in the invention is used for covering crops, the auxiliary film b can be sleeved on fruits and branches of the crops through the opening on the auxiliary film b to form a package, so that the heat preservation effect on the crops is further improved.
Furthermore, as the tensioning mechanism 2 includes the fixed roller 21, the adjusting lever 22 and the wire rail 23, and the adjusting lever 22 is driven to slide on the wire rail 23 by a driving seat 221, and the plurality of movable rollers 222 are mounted on the surface of the adjusting lever 22, when the film body a passes through the tensioning mechanism 2, the film body a sequentially passes through each fixed roller 21 and each movable roller 222, and continuously lifts and lowers the adjusting lever 22 continuously by the driving seat 221 to adjust the distance between the fixed roller 21 and the movable roller 222, thereby changing the tightness degree of the film body a, and when the film body a moves to the stable supporting roller set 4, the film body a is heated by the hot air dryer 41 mounted on the surface of the stable supporting roller set 4, so as to accelerate the solidification efficiency of the glue adhered on the surface of the film body a.
Example 2
In this embodiment, when the formed agricultural film is produced, the film body a formed at the film forming machine 1 needs to pass through the tensioning mechanism 2, the compounding mechanism 3 and the stable supporting roller set 4 in sequence and then is wound on the winding roller 51, when the film body a passes through the compounding mechanism 3, the auxiliary film b in the auxiliary film storage mechanism 32 is grabbed to the surface of the film body a by the rotating roller 33, the auxiliary film b is pressed to the surface of the film body a by the pressing assembly 34 to move together with the film body a, and when the film body a passes through the pressing table 35, the film body a passes through the lower side of the coating mechanism 311 and drives the coating roller 3112 at the lower end of the first housing 3111 to roll, and in the process of rolling the coating roller 3112, glue in the cavity of the first housing 3111 is smeared on the surface of the film body a, so that when the auxiliary film b is grabbed to the surface of the film body a by the rotating roller 33, the film body a and the auxiliary film b are adhered.
The foregoing description is only illustrative of the preferred embodiments of the present invention, and therefore should not be taken as limiting the scope of the invention, for all changes and modifications that come within the meaning and range of equivalency of the claims and specification are therefore intended to be embraced therein.
Claims (6)
1. The utility model provides a hot integrated machine of plastic film blown film of farming, its characterized in that includes film forming machine (1) that is used for shaping surface film body (a), straining device (2), compound mechanism (3), stable back-up roller group (4), rolling machine (5), straining device (2) are located the both sides of compound mechanism (3) respectively, install wind-up roller (51) on rolling machine (5), film forming machine (1) department fashioned surface film body (a) passes straining device (2), compound mechanism (3), stable back-up roller group (4) back-up winding on wind-up roller (51) in proper order,
The composite mechanism (3) comprises a bracket (31), an auxiliary film storage mechanism (32), a rotating roller (33), a pressing assembly (34) and an extrusion table top (35), wherein the rotating roller (33) and the pressing assembly (34) are respectively positioned at the left side and the right side of the upper part of the extrusion table top (35), the auxiliary film storage mechanism (32) is positioned above the rotating roller (33), the auxiliary film storage mechanism (32) is fixed through the bracket (31), and the extrusion table top (35), the rotating roller (33) and the pressing assembly (34) have a distance for a surface film body (a) to pass through;
The auxiliary film storage mechanism (32) comprises a second shell (321) and a squeeze plate (322), an auxiliary film (b) is stacked in the second shell (321), the squeeze plate (322) is abutted against the inner end surface of the second shell (321) and is fixed through a telescopic rod, the rotating roller (33) is arranged on an output shaft of a first motor (332) through being arranged, a first negative pressure adsorption plate (331) is arranged at the lower part of the rotating roller (33), a negative pressure adsorption hole for adsorbing the auxiliary film (b) is formed in the lower surface of the first negative pressure adsorption plate (331), and the first negative pressure adsorption plate (331) is externally connected with an air pump through an air pipe to control positive and negative pressure;
The lower end of the second shell (321) is provided with an opening (3211) for the auxiliary film (b) to pass through, and when the first negative pressure adsorption plate (331) with negative pressure inside rotates to the opening (3211) along with the output shaft of the first motor (332), the auxiliary film (b) exposed to the opening (3211) is adsorbed, and the adsorbed auxiliary film (b) is grabbed to the surface of the surface film body (a);
The laminating assembly (34) comprises telescopic air cylinders (341), fixed blocks (342) and laminating dies (343), wherein the telescopic air cylinders (341) are symmetrically arranged on two sides of each laminating die (343), and each telescopic air cylinder (341) is connected with the side face of each laminating die (343) through one fixed block (342) so as to enable the laminating dies (343) to extrude through a surface film body (a) above the extrusion table top (35) through controlling the expansion and contraction of an output shaft of each telescopic air cylinder (341).
2. The agricultural film blowing and heating integrated machine according to claim 1, wherein guide ribs (353) are uniformly distributed on the surface of the extrusion table top (35), the guide ribs (353) extend to the edge of the extrusion table top (35) along the moving direction of the surface film body (a), a plurality of negative pressure holes (351) are respectively formed on the surface of the extrusion table top (35) near two sides of the guide ribs (353), and the negative pressure holes (351) on the left side and the right side are respectively connected with an external air pump through a second negative pressure adsorption plate (352) to form negative pressure;
The surface film comprises a surface film body (a), wherein two sides of the surface film body (a) are respectively provided with an abutting part (a 1), two sides of a guide convex pattern (353) are respectively provided with a driving belt (36) for abutting against the abutting part (a 1), two ends of the driving belt (36) are respectively driven by a second motor (361), driving wheels (362) are arranged on output shafts of the two second motors (361), the driving belt (36) is sleeved outside the two driving wheels (362), the driving wheels (362) are arranged close to the guide convex pattern (353), and the driving wheels (362) are covered on a negative pressure hole (351).
3. An agricultural film blowing and heating integrated machine according to claim 2, wherein the auxiliary films (b) are equidistantly arranged near the middle of the surface film body (a), the auxiliary films (b) are connected to the surface of the surface film body (a) through a pressing part (b 1), and the lower end of the pressing mold (343) is provided with a protruding part (3431) for forming the pressing part (b 1);
the side of the auxiliary film (b) far from the pressing part (b 1) is in an opening shape.
4. The agricultural film blowing and heating integrated machine according to claim 1, wherein the bracket (31) is further provided with a coating mechanism (311), the coating mechanism (311) comprises a first shell (3111), a coating roller (3112) and a liquid adding port (3113), the first shell (3111) is internally provided with a cavity, the cavity is communicated outwards through the liquid adding port (3113), the cavity is filled with glue, the coating roller (3112) is installed in the first shell (3111) in a rolling way, part of the surface is contacted with the cavity, and the coating roller (3112) protrudes out of the lower end of the first shell (3111) so as to take out the glue in the cavity and adhere the glue to the surface of the surface film body (a) when the coating roller (3112) rotates along with the movement of the surface film body (a).
The length of the first housing (3111) is shorter than the length of the pressing table (35), and the lower end face of the first housing (3111) is lower than the upper end level of the pressing table (35).
5. A working method of an agricultural film blowing and heat sealing integrated machine based on claims 1-4, characterized in that when a formed agricultural film is produced, a surface film body (a) formed at a film forming machine (1) sequentially passes through a tensioning mechanism (2), a compound mechanism (3) and a stable supporting roller set (4) and then is wound on a winding roller (51), when the surface film body (a) passes through the compound mechanism (3), a secondary film (b) in a secondary film storage mechanism (32) is grabbed onto the surface of the surface film body (a) through a rotating roller (33), and the secondary film (b) is pressed onto the surface of the surface film body (a) through a pressing assembly (34) to move together with the surface film body (a).
6. The working method of the agricultural film blowing and heat sealing integrated machine according to claim 5, which is characterized in that: before the surface film body (a) passes through the extrusion table top (35), the surface film body (a) passes through the lower side of the coating mechanism (311) and drives the coating roller (3112) at the lower end of the first housing (3111) to roll, so that glue in the cavity of the first housing (3111) is smeared on the surface of the surface film body (a) in the rolling process of the coating roller (3112), and when the rotating roller (33) grabs the auxiliary film (b) on the surface of the surface film body (a), the surface film body (a) and the auxiliary film (b) are adhered.
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| CN202410407087.8A CN117984572B (en) | 2024-04-07 | 2024-04-07 | Agricultural film blowing and heating integrated machine and working method thereof |
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| CN117984572B CN117984572B (en) | 2024-06-14 |
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| CN117984572B (en) | 2024-06-14 |
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