CN115157632A - Degradable plastic film blowing device and blowing method thereof - Google Patents
Degradable plastic film blowing device and blowing method thereof Download PDFInfo
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- CN115157632A CN115157632A CN202210841531.8A CN202210841531A CN115157632A CN 115157632 A CN115157632 A CN 115157632A CN 202210841531 A CN202210841531 A CN 202210841531A CN 115157632 A CN115157632 A CN 115157632A
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- 239000002985 plastic film Substances 0.000 title claims abstract description 37
- 229920006238 degradable plastic Polymers 0.000 title claims abstract description 17
- 238000010096 film blowing Methods 0.000 title claims abstract description 14
- 238000007664 blowing Methods 0.000 title claims description 7
- 238000000034 method Methods 0.000 title description 7
- 239000002994 raw material Substances 0.000 claims abstract description 56
- 238000010438 heat treatment Methods 0.000 claims abstract description 48
- 239000000463 material Substances 0.000 claims abstract description 26
- 238000001816 cooling Methods 0.000 claims abstract description 25
- 238000001125 extrusion Methods 0.000 claims abstract description 17
- 238000002844 melting Methods 0.000 claims abstract description 8
- 230000008018 melting Effects 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims description 21
- 238000000071 blow moulding Methods 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 11
- 230000009471 action Effects 0.000 claims description 9
- 238000005520 cutting process Methods 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims description 7
- 238000000429 assembly Methods 0.000 claims description 7
- 238000005057 refrigeration Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 3
- 230000009347 mechanical transmission Effects 0.000 claims description 3
- 238000004378 air conditioning Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- 229920006255 plastic film Polymers 0.000 abstract description 20
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000000155 melt Substances 0.000 abstract description 4
- 238000004806 packaging method and process Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 3
- 238000003825 pressing Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005269 aluminizing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/48—Moulds
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/4205—Handling means, e.g. transfer, loading or discharging means
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/4252—Auxiliary operations prior to the blow-moulding operation not otherwise provided for
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/48—Moulds
- B29C49/50—Moulds having cutting or deflashing means
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention relates to the technical field of plastic film blowing equipment, and discloses a degradable plastic film blowing device which comprises a supporting plate, wherein a bottom plate is fixedly arranged at the top of the supporting plate, a control system, a heating assembly, an air blower and an extrusion assembly are respectively and fixedly arranged at the top of the bottom plate, a filling port is fixedly arranged at the top of the heating assembly, a round supporting frame is sleeved at the outer edge of the filling port, a supporting column is fixedly arranged at the top of the supporting plate, a refrigerating fan is fixedly arranged on the back surface of the supporting column, a first cooling outlet is fixedly arranged on the inner wall of the supporting column, and a third roller group is fixedly arranged at the bottom of the supporting column. Through setting up two sets of heating element for the raw materials gradable melts, and the hierarchical heating makes the degree of melting of raw materials increase, and then has solved traditional plastic film blowing device, can appear when the material mixes, and the raw materials melts inhomogeneously, leads to the problem that the quality of plastic film production reduces.
Description
Technical Field
The invention relates to the technical field of plastic film blow molding equipment, in particular to a degradable plastic film blow molding device and a blow molding method thereof.
Background
The plastic film industry is in a vigorous development stage, and with the continuous emergence of various new materials, new equipment and new processes, the plastic film in China is promoted to develop towards diversified and specialized varieties and multifunctional composite films, the plastic film can be used for food packaging, electric appliance product packaging, daily necessity packaging, clothing packaging and the like, and the plastic film has the common point that the plastic film is subjected to color printing and is subjected to multi-layer compounding or vacuum aluminizing and other process operations as the food packaging.
Traditional plastic film blowing device can appear when the material mixes, and the raw materials melts inhomogeneously, leads to the problem of the quality reduction of plastic film production, when plastic film receipts commentaries on classics, needs to use the manual cutting of blade, and its danger is higher, and work efficiency is lower, when the raw materials melts the discharge, the size of discharge port can not be adjusted for the production range of equipment has the limitation.
Disclosure of Invention
The invention provides a degradable plastic film blowing device which has the advantages of uniform raw material melting, automatic cutting and large equipment application range, and solves the problem that the traditional plastic film blowing device has the defects that the mixed raw material of materials is not uniformly melted, a blade is required to be used for manual cutting when a plastic film is wound and rotated, and the size of a discharge port cannot be adjusted when the raw material is melted and discharged, so that the production range of equipment is limited.
The invention provides the following technical scheme: the top of the supporting plate is fixedly provided with a bottom plate, the top of the bottom plate is fixedly provided with a control system, a heating assembly, an air blower and an extrusion assembly respectively, the top of the heating assembly is fixedly provided with a filling port, the outer edge of the filling port is sleeved with a round supporting frame, the top of the supporting plate is fixedly provided with a supporting column, the reverse side of the supporting column is fixedly provided with a refrigerating fan, the inner wall of the supporting column is fixedly provided with a first cooling outlet, the bottom of the supporting column is fixedly provided with a third roller group, the bottom of the supporting column is fixedly provided with a cross beam supporting column, the inner wall of the cross beam supporting column is fixedly provided with a second cooling outlet, the two sides of the cross beam supporting column are fixedly provided with a first roller group and a second roller group respectively, the bottom of the left side of the cross beam supporting column is fixedly provided with a supporting plate, the inner wall of the supporting plate is rotatably connected with a herringbone plate, the right side of the supporting column is fixedly provided with a fixing plate, the inner wall of the fixing plate is fixedly provided with a fourth roller group and a receiving roller, the inner wall of the fixing plate is fixedly provided with a lower clamping plate, the top fixing rod is connected with a hydraulic switch, and a press-pressing plate is arranged on the top fixing plate.
Preferably, heating element, including the motor, the mount has been cup jointed on the outer edge of motor, the fixed action wheel that is equipped with of power output shaft of motor, the belt has been cup jointed to the inner wall of action wheel, one side that the motor is close to the extrusion subassembly is equipped with the (mixing) shaft, the outer edge of (mixing) shaft is fixed to be equipped with from the driving wheel, the outer edge of (mixing) shaft has cup jointed the stirring main part, the outer edge of stirring main part is fixed to be equipped with heating shell.
Preferably, the driving wheel and the driven wheel are in mechanical transmission through a belt, the fixing frame is fixedly connected with the bottom plate, and the filling port is communicated with the inner cavity of the stirring main body.
Preferably, the extrusion assembly, including the pipe, the heating shell has been cup jointed along fixed to the outer edge of pipe, the fixed external screw thread pipe that is equipped with in inner wall bottom of pipe, external screw thread pipe's outer edge threaded connection has the circle piece, the venthole has been seted up at the top of circle piece, the fixed hexagon nut that is equipped with in top of circle piece, logical groove has been seted up to the circle piece bottom.
Preferably, the through groove is communicated with the air outlet, the external threaded pipe is communicated with the air outlet of the air blower, the hexagonal nut is located at the central point of the round block, the round block is trapezoidal, and the round pipe is communicated with the stirring shaft.
Preferably, the bottom of the round supporting frame is fixedly connected with the bottom plate, the number of the heating assemblies is two, and the two groups of heating assembly grooves are linearly arranged.
Preferably, the first cooling outlet and the second cooling outlet are communicated with a refrigerating fan, and the refrigerating fan has a temperature and humidity adjusting function.
Preferably, the inner cavities of the first roller group, the second roller group, the third roller group, the fourth roller group and the material receiving rollers are all provided with rotating assemblies, and the rotating speeds of the first roller group, the second roller group, the third roller group, the fourth roller group and the material receiving rollers can be controlled through the bottom plate.
Preferably, the number of the press switches is a pair, the press switches are electrically connected with the hydraulic rod, and the adjacent surfaces of the upper clamp plate and the lower clamp plate are provided with cutting blades.
A blow molding method for a degradable plastic film blow molding device comprises the following steps:
s1, firstly, when the degradable plastic film blow molding device is used, equipment is started through a control system, so that a heating shell and a heating shell perform preheating work, a refrigerating fan performs precooling work, and when the heating shell, the heating shell and the refrigerating fan reach preset values, an air blower, a motor, an extrusion assembly, a first roller group, a second roller group, a third roller group, a fourth roller group and a material receiving roller automatically operate, so that the operation of the equipment is simplified;
s2, filling a raw material into an inner cavity of the filling port, melting the raw material in an inner cavity of the heating shell, driving a stirring shaft through a motor to enable the conveyed material to be fused and move in the inner cavity of the stirring main body, discharging the raw material from a gap between a round block and a round pipe when the raw material passes through the extrusion assembly, enabling the raw material to be in a round pipe shape, sequentially enabling the raw material to pass through the herringbone plate, the second roller group, the first roller group, the third roller group and the fourth roller group, enabling the raw material to be wound on a material receiving roller, and enabling equipment to automatically complete material receiving work;
s3, finally, the gas that the air-blower operation produced aerifys the raw materials through the venthole, makes the raw materials inflation, when the raw materials passes through second cooling export and first cooling export, the raw materials cools down through the air conditioning that the refrigeration fan operation produced, when receiving the winding film in material roller bearing surface and reaching the quality of needs, presses down press switch, and the hydraulic stem drives lower plate and removes, makes film automatic cutout for but equipment automatic cutout film.
The invention has the following beneficial effects:
1. according to the degradable plastic film blowing device, the raw materials can be melted in a dividing manner and heated in a grading manner by arranging the two groups of heating assemblies, so that the melting degree of the raw materials is increased, and the problem that the quality of plastic film production is reduced due to uneven melting of the raw materials when materials are mixed in the conventional plastic film blowing device is solved;
2. according to the degradable plastic film blowing device, the press switch, the hydraulic rod, the upper clamp plate and the lower clamp plate are matched with each other, and the lower clamp plate is driven by the hydraulic rod to move, so that the plastic film is cut by arranging the cutting blade on the adjacent surface of the upper clamp plate and the lower clamp plate, the problem that the traditional equipment needs to be manually cut is solved, the working efficiency of personnel is increased, and meanwhile, the safety of the equipment is increased;
3. this degradable plastic film blowing device through mutually supporting of external screw thread pipe and circle piece, through the threaded connection length that changes circle piece and external screw thread pipe, utilizes the circle piece to be trapezoidal for the gap between circle piece and the pipe obtains changing, and then has solved the size of conventional equipment discharge port and can not adjust, makes the production range of equipment have the problem of limitation.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the structure of the filler neck of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is a schematic view of the stirring shaft structure of the present invention;
FIG. 5 is a schematic view of the extrusion assembly of the present invention;
FIG. 6 is a schematic view of a fourth roller set according to the present invention;
FIG. 7 is a schematic view of the lower splint structure of the present invention;
FIG. 8 is a schematic view of a second temperature reduction outlet according to the present invention;
FIG. 9 is a cross-sectional view of a round block according to the present invention.
In the figure: 1. a support plate; 2. a base plate; 3. a control system; 4. a heating assembly; 41. a motor; 42. a stirring body; 43. heating the housing; 44. a fixed mount; 45. a driving wheel; 46. a stirring shaft; 47. a driven wheel; 48. a belt; 5. a blower; 6. an extrusion assembly; 61. a circular tube; 62. heating the shell; 63. an externally threaded tube; 64. a round block; 65. a hexagonal nut; 66. an air outlet; 67. a through groove; 7. a filling port; 8. a support column; 9. a cross beam strut; 10. a fixing plate; 11. a first cooling outlet; 12. a first roller set; 13. a second cooling outlet; 14. a second roller set; 15. a support plate; 16. a herringbone plate; 17. a third roller set; 18. a fourth roller set; 19. a material receiving roller; 20. a push switch; 21. an upper splint; 22. a chute; 23. a lower splint; 24. a supporting block; 25. a hydraulic lever; 26. a round support frame; 27. a refrigerating fan.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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.
Referring to fig. 1-9, a blowing device for degradable plastic films comprises a supporting plate 1, a bottom plate 2 is fixedly arranged on the top of the supporting plate 1, a control system 3, a heating assembly 4, an air blower 5 and an extrusion assembly 6 are respectively fixedly arranged on the top of the bottom plate 2, a filling port 7 is fixedly arranged on the top of the heating assembly 4, a round support frame 26 is sleeved on the outer edge of the filling port 7, a supporting column 8 is fixedly arranged on the top of the supporting plate 1, a refrigerating fan 27 is fixedly arranged on the reverse side of the supporting column 8, a first cooling outlet 11 is fixedly arranged on the inner wall of the supporting column 8, a third roller set 17 is fixedly arranged on the bottom of the supporting column 8, a beam support column 9 is fixedly arranged on the bottom of the supporting column 8, a second cooling outlet 13 is fixedly arranged on the inner wall of the beam support column 9, a first roller set 12 and a second roller set 14 are respectively fixedly arranged on two sides of the beam support column 9, fixed backup pad 15 that is equipped with in left side bottom of crossbeam pillar 9, the inner wall of backup pad 15 rotates and is connected with lambdoidal plate 16, the fixed plate 10 that is equipped with in right side of support column 8, the inner wall of fixed plate 10 is fixed fourth roller group 18 and is equipped with receipts material roller bearing 19 respectively, spout 22 has been seted up to the inner wall of fixed plate 10, spout 22's inner wall sliding connection has lower plate 23, the fixed supporting shoe 24 that is equipped with in bottom of fixed plate 10, the fixed hydraulic stem 25 that is equipped with in top of supporting shoe 24, the top of lower plate 23 is equipped with punch holder 21, and punch holder 21 and fixed plate 10 fixed connection, the fixed push switch 20 that is equipped with in right side top of fixed plate 10, in the above-mentioned structure, through hydraulic stem 25, make lower plate 23 accessible spout 22 direction reciprocate, and then realize the automatic cutout of equipment.
Wherein, heating element 4, including motor 41, motor 41's outer edge has cup jointed mount 44, motor 41's the fixed action wheel 45 that is equipped with of power output shaft, belt 48 has been cup jointed to action wheel 45's inner wall, one side that motor 41 is close to extrusion subassembly 6 is equipped with (mixing) shaft 46, the fixed follow driving wheel 47 that is equipped with along the outer of (mixing) shaft 46, stirring main part 42 has been cup jointed along the outer edge of (mixing) shaft 46, stirring main part 42 is fixed along being equipped with heating housing 43 outward, in the above-mentioned structure, through heating element 4, make the raw materials can fully melt, avoided the raw materials to melt inhomogeneous problem.
The driving wheel 45 and the driven wheel 47 are in mechanical transmission through a belt 48, the fixing frame 44 is fixedly connected with the bottom plate 2, and the filling port 7 is communicated with the inner cavity of the stirring main body 42.
Wherein, extrude subassembly 6, including pipe 61, the outer fixed cover of edge of pipe 61 has connect heating shell 62, the fixed external screw thread pipe 63 that is equipped with in inner wall bottom of pipe 61, external screw thread pipe 63's outer edge threaded connection has a circle piece 64, venthole 66 has been seted up at the top of circle piece 64, the fixed hexagon nut 65 that is equipped with in top of circle piece 64, logical groove 67 has been seted up to circle piece 64 bottom, in the above-mentioned structure, through external screw thread pipe 63, make to extrude subassembly 6 can be through the threaded connection length who changes circle piece 64 and external screw thread pipe 63, and then make the gap of extruding subassembly 6 change.
Wherein, logical groove 67 link up with venthole 66, and external screw thread pipe 63 link up with the air outlet of air-blower 5, and hexagon nut 65 is located the central point of disk 64, and disk 64 is trapezoidal, and pipe 61 link up with (mixing) shaft 46, utilizes above-mentioned structure for the wind accessible that air-blower 5 produced is discharged from venthole 66 through logical groove 67, is located the central point of disk 64 through hexagon nut 65, makes the threaded connection length of disk 64 and external screw thread pipe 63, accessible use tools and hexagon nut 65 joint, and then changes.
Wherein, the bottom and the bottom plate 2 fixed connection of circular support frame 26, the quantity of heating element 4 is two sets of, and 4 groove linear arrangements of two sets of heating element, in the above-mentioned structure, through circular support frame 26 for the stability of filling mouth 7 increases, and the quantity through heating element 4 is two sets of, makes the raw materials divisible melt, has solved the raw materials and has too much led to melting inhomogeneous problem.
Wherein, first cooling export 11 and second cooling export 13 link up with refrigeration fan 27, and refrigeration fan 27 has the adjustable function of humiture, utilizes above-mentioned structure for plastic film accessible first cooling export 11 and second cooling export 13 exhaust cold wind cool down.
The inner cavities of the first roller group 12, the second roller group 14, the third roller group 17, the fourth roller group 18 and the material receiving roller 19 are all provided with rotating assemblies, the rotating speeds of the first roller group 12, the second roller group 14, the third roller group 17, the fourth roller group 18 and the material receiving roller 19 can be controlled through the bottom plate 2, and by means of the structure, the stretching degree of the plastic film can be changed by adjusting the rotating speeds of the first roller group 12, the second roller group 14, the third roller group 17, the fourth roller group 18 and the material receiving roller 19.
Wherein, press switch 20's quantity is a pair of, press switch 20 and hydraulic stem 25 electric connection, and the adjacent face of punch holder 21 and lower plate 23 all is equipped with cutting blade, in the above-mentioned structure, through punch holder 21 and lower plate 23, solves the problem that traditional equipment needs manual cutting for personnel's work efficiency obtains increasing.
A blow molding method for a degradable plastic film blow molding device comprises the following steps:
s1, firstly, when the degradable plastic film blow molding device is used, equipment is started through a control system 3, so that the heating shell 43 and the heating shell 62 are preheated, the refrigerating fan 27 is precooled, and when the heating shell 43, the heating shell 62 and the refrigerating fan 27 reach preset values, the air blower 5, the motor 41, the extrusion assembly 6, the first roller group 12, the second roller group 14, the third roller group 17, the fourth roller group 18 and the material receiving roller 19 automatically run, so that the operation of the equipment is simplified;
s2, then, filling the raw materials into the inner cavity of the filling port 7, melting the raw materials in the inner cavity of the heating shell 43, driving the stirring shaft 46 through the motor 41 to enable the materials to be fused and moved in the inner cavity of the stirring main body 42, discharging the raw materials from a gap between the round block 64 and the round pipe 61 when the raw materials pass through the extrusion assembly 6, enabling the raw materials to be in a round pipe shape, sequentially penetrating the raw materials through the herringbone plate 16, the second roller group 14, the first roller group 12, the third roller group 17 and the fourth roller group 18, enabling the raw materials to be wound on the receiving rollers 19, and enabling the equipment to finish receiving work automatically;
s3, finally, the gas generated by the operation of the air blower 5 inflates the raw material through the air outlet 66, so that the raw material expands, when the raw material passes through the second cooling outlet 13 and the first cooling outlet 11, the raw material is cooled through the cold air generated by the operation of the refrigerating fan 27, when the film wound on the surface of the receiving roller 19 reaches the required quality, the press switch 20 is pressed down, the hydraulic rod 25 drives the lower clamping plate 23 to move, so that the film is automatically cut, and the equipment can automatically cut the film.
When the degradable plastic film blowing device is used, the control system 3 controls the heating shell 43 and the heating shell 62 to perform preheating operation, so that the refrigerating fan 27 performs precooling operation, the inner cavity of the filling port 7 is filled with raw materials, the motor 41 drives the stirring shaft 46 to fuse and move the raw materials in the inner cavity of the stirring main body 42, when the raw materials pass through the extrusion assembly 6, the raw materials are discharged from a gap between the round block 64 and the round pipe 61, gas generated by the operation of the air blower 5 inflates the raw materials through the air outlet 66, so that the raw materials expand, the stretching degree of the plastic film is changed by adjusting the rotating speeds of the first roller group 12, the second roller group 14, the third roller group 17, the fourth roller group 18 and the receiving rollers 19, when the raw materials pass through the second cooling outlet 13 and the first cooling outlet 11, the raw materials are cooled through cold air generated by the operation of the refrigerating fan 27, and when the film wound on the surfaces of the receiving rollers 19 reaches a required quality, the pressing switch 20 is pressed, the hydraulic rod 25 drives the lower clamping plate 23 to move upwards, the upper clamping plate 21 is meshed with the lower clamping plate 23, so that the film is disconnected.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A degradable plastic film blowing device comprises a support plate (1), and is characterized in that: the top of the supporting plate (1) is fixedly provided with a bottom plate (2), the top of the bottom plate (2) is respectively and fixedly provided with a control system (3), a heating assembly (4), an air blower (5) and an extrusion assembly (6), the top of the heating assembly (4) is fixedly provided with a filling port (7), the outer edge of the filling port (7) is sleeved with a round supporting frame (26), the top of the supporting plate (1) is fixedly provided with a supporting column (8), the reverse side of the supporting column (8) is fixedly provided with a refrigerating fan (27), the inner wall of the supporting column (8) is fixedly provided with a first cooling outlet (11), the bottom of the supporting column (8) is fixedly provided with a third roller group (17), the bottom of the supporting column (8) is fixedly provided with a beam supporting column (9), the inner wall of the beam supporting column (9) is fixedly provided with a second cooling outlet (13), the two sides of the beam supporting column (9) are respectively and fixedly provided with a first roller group (12) and a second roller group (14), the bottom of the beam supporting column (9) is fixedly provided with a supporting plate (15), the inner wall of the supporting plate (15) is fixedly provided with a rotating plate, the inner wall of the supporting plate (15) is fixedly provided with a fourth roller group (10), the inner wall of the supporting column (10) is fixedly provided with a receiving plate (10), the fixed plate (10) and the fixed plate (10) is provided with a fourth roller group (10), the inner wall of fixed plate (10) has seted up spout (22), the inner wall sliding connection of spout (22) has lower plate (23), the fixed supporting shoe (24) that is equipped with in bottom of fixed plate (10), the fixed hydraulic stem (25) that is equipped with in top of supporting shoe (24), the top of lower plate (23) is equipped with punch holder (21), and punch holder (21) and fixed plate (10) fixed connection, the fixed push switch (20) that is equipped with in right side top of fixed plate (10).
2. The apparatus of claim 1, wherein: heating element (4), including motor (41), mount (44) have been cup jointed along the outer of motor (41), the fixed action wheel (45) that is equipped with of power output shaft of motor (41), belt (48) have been cup jointed to the inner wall of action wheel (45), one side that motor (41) are close to extrusion subassembly (6) is equipped with (mixing) shaft (46), the outer edge of (mixing) shaft (46) is fixed to be equipped with from driving wheel (47), the outer edge of (mixing) shaft (46) has been cup jointed stirring main part (42), the outer edge of stirring main part (42) is fixed to be equipped with heating shell (43).
3. The blowing device of claim 2, wherein: the driving wheel (45) and the driven wheel (47) are in mechanical transmission through a belt (48), the fixing frame (44) is fixedly connected with the bottom plate (2), and the filling port (7) is communicated with the inner cavity of the stirring main body (42).
4. The blowing device of claim 1, wherein: extrude subassembly (6), including pipe (61), heating shell (62) have been cup jointed along fixed to the outer edge of pipe (61), the fixed external screw thread pipe (63) that is equipped with in inner wall bottom of pipe (61), there is disk (64) along threaded connection outside external screw thread pipe (63), venthole (66) have been seted up at the top of disk (64), the fixed hexagon nut (65) that is equipped with in top of disk (64), logical groove (67) have been seted up to disk (64) bottom.
5. The apparatus of claim 4, wherein: lead to groove (67) and venthole (66) and link up, outer screw tube (63) link up with the air outlet of air-blower (5), hexagon nut (65) are located the central point of circle piece (64), circle piece (64) are trapezoidal, pipe (61) link up with (mixing) shaft (46).
6. The blowing device of claim 1, wherein: the bottom of the round support frame (26) is fixedly connected with the bottom plate (2), the number of the heating assemblies (4) is two, and the two groups of heating assemblies (4) are arranged in a straight line.
7. The apparatus of claim 1, wherein: first cooling export (11) and second cooling export (13) link up with refrigeration fan (27), refrigeration fan (27) have the adjustable function of humiture.
8. The blowing device of claim 1, wherein: the inner cavities of the first roller group (12), the second roller group (14), the third roller group (17), the fourth roller group (18) and the material receiving roller (19) are all provided with rotating assemblies, and the rotating speeds of the first roller group (12), the second roller group (14), the third roller group (17), the fourth roller group (18) and the material receiving roller (19) can be controlled through the bottom plate (2).
9. The apparatus of claim 1, wherein: the number of the press switches (20) is a pair, the press switches (20) are electrically connected with the hydraulic rod (25), and the adjacent surfaces of the upper clamping plate (21) and the lower clamping plate (23) are provided with cutting blades.
10. A blow molding method for a device for blow molding degradable plastic films is characterized by comprising the following steps:
s1, firstly, when the degradable plastic film blow molding device is used, equipment is started through a control system (3), so that a heating shell (43) and a heating shell (62) are preheated, a refrigerating fan (27) is precooled, and when the heating shell (43), the heating shell (62) and the refrigerating fan (27) reach preset values, an air blower (5), a motor (41), an extrusion assembly (6), a first roller group (12), a second roller group (14), a third roller group (17), a fourth roller group (18) and a material receiving roller (19) automatically operate, so that the operation of the equipment is simplified;
s2, then, filling the raw materials into the inner cavity of the filling port (7), melting the raw materials in the inner cavity of the heating shell (43), driving the stirring shaft (46) through the motor (41) to enable the materials to be fused and moved in the inner cavity of the stirring main body (42), discharging the raw materials from a gap between the round block (64) and the round pipe (61) when the raw materials pass through the extrusion assembly (6), enabling the raw materials to be in a round pipe shape, sequentially penetrating the raw materials through the herringbone plate (16), the second roller group (14), the first roller group (12), the third roller group (17) and the fourth roller group (18), and enabling the raw materials to be wound on the material receiving rollers (19), so that the equipment can automatically complete material receiving work;
s3, finally, the gas that air-blower (5) operation produced inflates the raw materials through venthole (66), make the raw materials inflation, when the raw materials passes through second cooling export (13) and first cooling export (11), the raw materials cools down through the air conditioning that refrigeration fan (27) operation produced, when receiving material roller bearing (19) winding on surface film and reaching required quality, press down press switch (20), splint (23) removal under hydraulic stem (25) drive, make film automatic cutout, but make equipment automatic cutout film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210841531.8A CN115157632A (en) | 2022-07-18 | 2022-07-18 | Degradable plastic film blowing device and blowing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210841531.8A CN115157632A (en) | 2022-07-18 | 2022-07-18 | Degradable plastic film blowing device and blowing method thereof |
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| CN115157632A true CN115157632A (en) | 2022-10-11 |
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| CN202210841531.8A Pending CN115157632A (en) | 2022-07-18 | 2022-07-18 | Degradable plastic film blowing device and blowing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117245836A (en) * | 2023-11-20 | 2023-12-19 | 山东恒川越新材料科技有限公司 | Extrusion molding polystyrene board foaming extrusion cooling forming device |
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| CN211942070U (en) * | 2019-08-19 | 2020-11-17 | 丹阳市春晓塑业有限公司 | PE film blowing machine |
| CN216127310U (en) * | 2021-08-30 | 2022-03-25 | 张家港华工机电有限公司 | Film blowing processing is with cutting device |
| CN216267551U (en) * | 2021-11-02 | 2022-04-12 | 河北华中塑胶制品有限公司 | Low-pressure polyethylene film blowing unit |
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| JPH11105118A (en) * | 1997-10-02 | 1999-04-20 | Japan Steel Works Ltd:The | Air blowing unit for hollow molding machine |
| CN104260326A (en) * | 2014-10-24 | 2015-01-07 | 上海紫泉标签有限公司 | Thermoplastic plastic film blowing forming mold |
| CN211942070U (en) * | 2019-08-19 | 2020-11-17 | 丹阳市春晓塑业有限公司 | PE film blowing machine |
| CN216127310U (en) * | 2021-08-30 | 2022-03-25 | 张家港华工机电有限公司 | Film blowing processing is with cutting device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117245836B (en) * | 2023-11-20 | 2024-01-12 | 山东恒川越新材料科技有限公司 | Extrusion molding polystyrene board foaming extrusion cooling forming device |
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Application publication date: 20221011 |