CN114986852A - Production processingequipment of plastic bottle - Google Patents
Production processingequipment of plastic bottle Download PDFInfo
- Publication number
- CN114986852A CN114986852A CN202210619032.4A CN202210619032A CN114986852A CN 114986852 A CN114986852 A CN 114986852A CN 202210619032 A CN202210619032 A CN 202210619032A CN 114986852 A CN114986852 A CN 114986852A
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- blow molding
- bottle
- mold
- base
- opening
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- 239000004033 plastic Substances 0.000 title claims abstract description 65
- 229920003023 plastic Polymers 0.000 title claims abstract description 65
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 46
- 238000000071 blow moulding Methods 0.000 claims abstract description 149
- 210000001161 mammalian embryo Anatomy 0.000 claims abstract description 44
- 238000012545 processing Methods 0.000 claims abstract description 40
- 230000005540 biological transmission Effects 0.000 claims abstract description 31
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 238000007599 discharging Methods 0.000 claims abstract description 5
- 238000007664 blowing Methods 0.000 claims description 21
- 239000000110 cooling liquid Substances 0.000 claims description 18
- 239000002245 particle Substances 0.000 claims description 9
- 239000002994 raw material Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 238000007493 shaping process Methods 0.000 claims description 2
- 210000000078 claw Anatomy 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 3
- 239000002585 base Substances 0.000 description 58
- 238000005516 engineering process Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 230000002285 radioactive effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000011084 recovery 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
- B29C49/28—Blow-moulding 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
- 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
- B29C49/48—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
- B29C49/56—Opening, closing or clamping 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
- B29C49/58—Blowing 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
- B29C49/64—Heating or cooling preforms, parisons or blown 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
- B29L2031/00—Other particular articles
- B29L2031/712—Containers; Packaging elements or accessories, Packages
- B29L2031/7158—Bottles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Abstract
The invention discloses a production and processing device of plastic bottles, which comprises a bottle blank processing device, an automatic bottle blank feeding device, a blow molding transmission device, a blow molding mold device and a plastic bottle discharging device, wherein the blow molding transmission device is provided with a bottle blank heating device; the blow molding transmission device comprises an annular circulating transmission track and a plurality of blow molding devices, the blow molding devices comprise bases and bottle embryo holders, and blow molding holes and blow molding vent pipes are arranged in the centers of the upper end faces of the bases; the blow molding device comprises a mold telescopic rod, a mold fixing rod, an opening and closing mold base, an opening and closing blow molding mold and a fixed blow molding mold. The production and processing device for the plastic bottles is ingenious in design, compact in structure but not complex, low in equipment manufacturing cost and strong in stability; the product quality is stable, the production efficiency is higher, the safety and the reliability are high, the production operation and the maintenance are easy, the operation is simple, and the popularization and the application in domestic plastic bottle production plants are convenient.
Description
Technical Field
The invention relates to the technical field of plastic bottle processing, in particular to a production processing device for plastic bottles.
Background
The plastic bottle is a plastic container which is mainly made of materials such as polyethylene or polypropylene and is added with a plurality of organic solvents, and is subjected to blow molding or injection molding through a plastic mold after being heated at high temperature; the plastic bottle has the advantages of convenient carrying, falling resistance, acid and alkali resistance, convenient production, easy recovery, space saving in logistics transportation, difficult loss, easy filling and the like, and is widely applicable to liquid packaging.
At present, the technology of plastic bottle production is mature, like some outsource or joint venture factories, a plastic bottle production line of full-automatic technology is mainly adopted, although the plastic bottle production efficiency is high, the product quality is stable, the problems of very complex process equipment, large occupied plant area, high equipment purchase cost, high maintenance technical requirement and the like exist. However, in some domestic plastic bottle factories, due to the shortage of capital, purchasing a plastic bottle production line of a full-automatic process is not particularly practical, so that the development of some domestic plastic bottle manufacturers is limited. Therefore, how to develop a balanced plastic bottle automatic production and processing device is necessary to achieve the purposes of low equipment cost, high production efficiency, safety, reliability, strong stability and easy production, operation and maintenance.
Disclosure of Invention
The invention aims to: provides a production and processing device of plastic bottles to solve the defects.
In order to achieve the above purpose, the invention provides the following technical scheme:
a production and processing device for plastic bottles comprises a bottle embryo processing device, an automatic bottle embryo feeding device, a blow molding transmission device, a blow molding mold device and a plastic bottle discharging device, wherein the blow molding mold device is arranged above the blow molding transmission device, and a bottle embryo heating device is arranged on the blow molding transmission device; heating raw material plastic particles in a bottle blank processing device and shaping the raw material plastic particles into a bottle blank by a mold, wherein the bottle blank is of a tubular structure with a closed rear end and an open front end, a raised thread A is arranged on the outer side of the open end of the bottle blank, and an annular raised support ring is arranged on the outer wall of the bottle blank behind the raised thread; the blow molding transmission device comprises an annular circulating transmission rail, a plurality of blow molding devices which are arranged at equal intervals are arranged on the circulating transmission rail, each blow molding device comprises a base and a bottle blank fixer arranged on the base, a blow molding hole is formed in the center of the upper end face of the base, a blow molding vent pipe is arranged in the center of the blow molding hole, and a thread B matched with the raised thread A of the bottle blank is arranged on the inner wall of the blow molding hole; the blow molding device comprises a mold telescopic rod, a mold fixing rod, an opening and closing mold base, an opening and closing blow molding mold and a fixed blow molding mold, wherein the mold fixing rod is installed at the lower end of the mold telescopic rod, the opening and closing mold base is provided with two parts which are symmetrically hinged on the mold fixing rod, the opening and closing blow molding mold is provided with two parts which are respectively arranged at the inner sides of the two opening and closing mold bases, and the fixed blow molding mold is installed at the upper end between the two opening and closing blow molding molds.
Preferably, an annular groove is formed in the upper end face of the base outside the blowing hole, an annular rotary table is installed in the annular groove, at least two linear slide rails are symmetrically arranged on the annular rotary table, the linear slide rails are in a radioactive shape with the blowing vent pipe as the center, and the bottle blank holders are provided with at least two linear slide rails and are installed on the linear slide rails one by one.
Preferably, the bottle embryo fixer is including fixer base, fixer telescopic link, bottle embryo block base, the fixer base is installed on the line type slide rail, the fixer telescopic link is installed perpendicularly on the fixer base, bottle embryo block base installation is in fixer telescopic link upper end, bottle embryo block base medial surface is circular-arc, just be provided with the arc recess on the bottle embryo block base medial surface, the protruding lock ring of bottle embryo can realize the block with the arc recess of bottle embryo block base, just bottle embryo block base medial surface can with the protruding laminating of bottle embryo outer wall around propping the ring.
Preferably, the annular rotary table is controlled to rotate by a motor, the fixer base is controlled to slide on the linear slide rail by the motor, and the telescopic rod of the fixer is controlled to vertically lift by the motor.
Preferably, a plug is arranged in a blow molding hole in the center of the upper end face of the base, the blow molding vent pipe is controlled by a motor to vertically lift, the lower end of the blow molding vent pipe is connected with a high-pressure air source and is controlled to ventilate by an electromagnetic switch, and a pressure sensor is arranged on the blow molding vent pipe.
Preferably, the bottle blanks heated in the bottle blank processing device and shaped by the mold are clamped at the rear ends of the bottle blanks through clamping jaws installed in the bottle blank automatic feeding device and are arranged on the blow molding device of the circular conveying track one by one, the fixer base is controlled by a motor to slide on the linear slide rail, and the protruding support ring of the bottle blank is clamped with the bottle blank clamping base of the bottle blank fixer; the annular rotary table is controlled to rotate by a motor, the telescopic rod of the fixer is controlled to vertically lift by the motor, and the bottle embryo is screwed into the blowing hole in the center of the upper end face of the base to be fixed through the matching of the raised thread A of the bottle embryo and the thread B on the inner wall of the blowing hole.
Preferably, the upper end of the mold telescopic rod is fixed on a rack mounted on a blow molding conveying device, and the blow molding mold device is arranged above the blow molding device of the circulating conveying track; be provided with the L type connecting rod on the mould dead lever of the mould base top that opens and shuts, the screw fixation is passed through on the mould dead lever to the front end of the horizontal pole of L type connecting rod, the end of the montant of L type connecting rod is provided with fixed mould base, fixed blow mould passes through the screw and installs terminal surface under fixed mould base, be provided with mould annular groove on the fixed blow mould outer wall, two be provided with mould annular convex ridge on the inner wall of the upper end of the blow mould that opens and shuts, mould annular convex ridge and mould annular groove realize coincideing.
Preferably, one side end faces of the two opening and closing mold bases are hinged with the mold fixing rod and are controlled to open and close through the motor and the telescopic rod; the other end face of one opening and closing mold base is provided with a clamping head; and a clamping notch is formed in the end face of the other side of the opening and closing mold base, the clamping head can be clamped in the clamping notch, a locking hole is formed in the clamping head, a locking pin shaft is arranged in the opening and closing mold base where the clamping notch is located, and the locking pin shaft is stretched and inserted into the locking hole to be locked through the control of a motor.
Preferably, a hollow cavity is arranged in the opening and closing blow molding mold, a cooling liquid outlet and a cooling liquid inlet which are communicated with the hollow cavity are respectively arranged on the upper end surface and the lower end surface of the opening and closing blow molding mold, and the cooling liquid outlet and the cooling liquid inlet are respectively externally connected with a cooling liquid collecting tank and a cooling liquid storage tank.
Preferably, the blow molding process of the bottle blank in the blow mold device is as follows:
firstly, heating bottle blanks fixed in blowing holes of a blowing device of the circular conveying track in a bottle blank heating device arranged on a blowing transmission device, and then conveying the bottle blanks to the lower part of a blowing mould device;
then, the two opening and closing mold bases are controlled to open through a motor and a telescopic opening and closing rod, the mold telescopic rod is controlled to lift through the motor, the heated bottle blank is placed between the two opening and closing blow molding molds, and then the two opening and closing blow molding molds are controlled to close;
finally, the blow molding vent pipe is controlled by a motor to vertically lift, the blow molding vent pipe is used for ventilating, pressurizing and blow molding the heated bottle embryo, and the expanded bottle embryo is limited, cooled and shaped by two open-close blow molding dies and a fixed blow molding die, so that the blow molding process of the bottle embryo is completed; and the plastic bottle after blow molding is clamped and taken out by the clamping jaws arranged in the plastic bottle blanking device for blanking, so that the whole process of plastic bottle production and processing is realized.
The invention has the beneficial effects that:
the invention relates to a production and processing device of a plastic bottle, raw material plastic particles are heated in a bottle blank processing device and are molded into a bottle blank by a mold, the bottle blank realizes limiting and fixing with a bottle blank fixer on a blow molding transmission device through a convex supporting ring arranged on the outer wall of the bottle blank, a convex thread A on the bottle blank can be matched with a thread B on the inner wall of a blow molding hole of the blow molding transmission device to realize fixing, and the bottle blank is heated by a bottle blank heating device and then is blow molded in the blow molding mold device, so that the operation is convenient, stable and reliable. The production and processing device for the plastic bottles is ingenious in design, compact in structure but not complex, low in equipment manufacturing cost and strong in stability; the product quality is stable, the production efficiency is higher, the safety and the reliability are realized, the production operation and the maintenance are easy, the operation is simple, and the popularization and the application in domestic plastic bottle production plants are convenient.
Drawings
FIG. 1: the invention discloses a blow molding transmission device and a blow molding die device;
FIG. 2: the structure of the blow molding device is schematic;
FIG. 3: the invention discloses a structural schematic diagram of a blow mold device.
Detailed Description
The following description of the embodiments of the present invention is made with reference to the accompanying drawings 1 to 3:
as shown in fig. 1-3, a plastic bottle production and processing device includes a bottle blank processing device, an automatic bottle blank feeding device, a blow molding transmission device 1, a blow molding device 2, and a plastic bottle discharging device, wherein the blow molding device 2 is disposed above the blow molding transmission device 1, and a bottle blank heating device is disposed on the blow molding transmission device 1. Heating raw material plastic particles in a bottle blank processing device and forming the raw material plastic particles into a bottle blank by a mould, wherein the bottle blank grabs the rear end of the bottle blank through a clamping jaw arranged in an automatic bottle blank feeding device and is fixedly arranged on a blow molding transmission device 1 one by one; the bottle blanks on the blow molding transmission device 1 are heated by the bottle blank heating device and then placed in the blow molding die device 2, and are subjected to blow molding in the blow molding transmission device 1, limiting and cooling setting in the blow molding die device 2, and finally, the plastic bottles are discharged by the plastic bottle discharging device, so that the production and processing processes of the plastic bottles are completed.
Raw material plastic particles are heated in a bottle blank processing device and shaped into a bottle blank through a mold, the bottle blank is of a tubular structure with a closed rear end and an open front end, a raised thread A is arranged on the outer side of the open end of the bottle blank, and a ring-shaped raised support ring is arranged on the outer wall of the bottle blank behind the raised thread.
The blow molding transmission device 1 comprises an annular circulating transmission rail 11, a plurality of blow molding devices are arranged on the circulating transmission rail 11 at equal intervals, each blow molding device comprises a base 12 and a bottle blank fixer arranged on the base 12, a blow molding hole 121 is formed in the center of the upper end face of the base 12, a blow molding vent pipe 19 is arranged in the center of the blow molding hole 121, and threads B122 matched with the raised threads A of the bottle blanks are arranged on the inner wall of the blow molding hole 122.
An annular groove is formed in the upper end face of the base 12 outside the blow molding hole 121, an annular rotary table 13 is installed in the annular groove, at least two linear sliding rails 14 are symmetrically arranged on the annular rotary table 13, the linear sliding rails 14 are in a radioactive shape with the blow molding vent pipe 19 as the center, and at least two bottle blank holders are arranged and installed on the linear sliding rails 14 one by one.
The bottle embryo fixer is including fixer base 15, fixer telescopic link 16, bottle embryo block base 17, fixer base 15 is installed on line type slide rail 14, fixer telescopic link 16 is installed perpendicularly on fixer base 15, bottle embryo block base 17 installs in 16 upper ends of fixer telescopic link, bottle embryo block base 17 medial surface is circular-arc, and be provided with arc recess 18 on the bottle embryo block base 17 medial surface, the protruding brace ring of bottle embryo can realize the block with the arc recess 18 of bottle embryo block base 17, and the laminating can be realized with the bottle embryo outer wall around the protruding brace ring to bottle embryo block base 17 medial surface.
The annular rotary table 13 is controlled by a motor to rotate, the fixer base 15 is controlled by the motor to slide on the linear slide rail 14, and the telescopic rod 16 of the fixer is controlled by the motor to vertically lift. A plug is arranged in a blow molding hole 121 in the center of the upper end face of the base 12, a blow molding vent pipe 19 is controlled by a motor to vertically lift, the lower end of the blow molding vent pipe 19 is connected with a high-pressure air source and is controlled to ventilate by an electromagnetic switch, and a pressure sensor is arranged on the blow molding vent pipe 19. The pressure in the bottle embryo in the blow molding process can be monitored through the pressure sensor, and whether the plastic bottle subjected to blow molding has a crack or not and the air leakage condition is convenient to detect.
The bottle blanks heated in the bottle blank processing device and shaped by the mold are clamped at the rear ends of the bottle blanks through clamping jaws arranged in the bottle blank automatic feeding device and are arranged on the blow molding device of the circular conveying track 11 one by one, the fixer base 15 is controlled by a motor to slide on the linear slide rail 14, and the protruding support ring of the bottle blank is clamped with the bottle blank clamping base 17 of the bottle blank fixer; the annular rotary table 13 is controlled by a motor to rotate, the telescopic rod 16 of the fixer is controlled by the motor to vertically lift, and the bottle embryo is screwed into the blow molding hole 121 in the center of the upper end face of the base 12 to be fixed through the matching of the raised thread A of the bottle embryo and the thread B122 on the inner wall of the blow molding hole 122.
The blow molding device 2 comprises a mold telescopic rod 21, a mold fixing rod 22, an opening and closing mold base 23, an opening and closing blow molding mold 24 and a fixed blow molding mold 27, wherein the mold fixing rod 22 is installed at the lower end of the mold telescopic rod 21, the opening and closing mold base 23 is provided with two opening and closing mold bases and symmetrically hinged on the mold fixing rod 22, the opening and closing blow molding mold 24 is provided with two opening and closing mold bases 23 and is respectively arranged on the inner sides of the two opening and closing mold bases, and the fixed blow molding mold 27 is installed at the upper end between the two opening and closing blow molding molds 24.
The upper end of the mould telescopic rod 21 is fixed on a frame arranged on the blow molding transmission device 1, and the blow molding mould device 2 is arranged above the blow molding device of the circulating conveying track 11; be provided with L type connecting rod 25 on the mould dead lever 22 of the mould base 23 top that opens and shuts, the screw fixation is passed through on mould dead lever 22 to the front end of the horizontal pole of L type connecting rod 25, the end of L type connecting rod 25's montant is provided with fixed mould base 26, fixed blow mould 27 passes through the screw and installs terminal surface under fixed mould base 26, be provided with mould annular groove 271 on the fixed blow mould 27 outer wall, be provided with mould annular convex ridge 241 on the inner wall on two blow mould 24 that opens and shuts, mould annular convex ridge 241 realizes coincideing with mould annular groove 271.
One side end surfaces of the two opening and closing mold bases 23 are hinged with the mold fixing rod 22 and are controlled to open and close through the motor and the telescopic rod; the other end face of one of the opening and closing mold bases 23 is provided with a clamping head 241; the other end face of the other opening and closing mold base 23 is provided with a clamping notch 242, the clamping head 241 can be clamped in the clamping notch 242, a locking hole is formed in the clamping head 241, a locking pin 243 is arranged in the opening and closing mold base 23 where the clamping notch 242 is located, and the locking pin 243 is controlled by a motor to be stretched and inserted into the locking hole for locking. A hollow cavity is arranged in the opening and closing blow molding mold 24, a cooling liquid outlet and a cooling liquid inlet which are communicated with the hollow cavity are respectively arranged on the upper end surface and the lower end surface of the opening and closing blow molding mold 24, and the cooling liquid outlet and the cooling liquid inlet are respectively externally connected with a cooling liquid collecting tank and a cooling liquid storage tank.
The blow molding process of the bottle blank in the blow mold device 2 is as follows:
firstly, bottle blanks fixed in a blow molding hole 121 of a blow molding device of a circular conveying track 11 are heated in a bottle blank heating device arranged on a blow molding conveying device 1 and then conveyed to the lower part of a blow molding mould device 2;
then, the two open-close mold bases 23 are controlled to open through a motor and a telescopic open-close rod, the mold telescopic rod 21 is controlled to lift through the motor, the heated bottle blank is placed between the two open-close blow molds 24, and the two open-close blow molds 24 are controlled to close;
finally, the blow molding vent pipe 19 is controlled by a motor to vertically lift, the blow molding vent pipe 19 conducts ventilation and pressurization blow molding on the heated bottle embryo, the expanded bottle embryo is limited and cooled and shaped by the two open-close blow molding dies 24 and the fixed blow molding die 27, the blow molding vent pipe 19 continues to conduct ventilation and pressurization on the cooled and shaped plastic bottle, the pressure in the bottle embryo in the blow molding process can be monitored by a pressure sensor arranged on the blow molding vent pipe 19, the plastic bottle after blow molding can be conveniently detected whether cracks and air leakage exist, and therefore the blow molding process of the bottle embryo is completed; and the plastic bottle after blow molding is clamped and taken out through a clamping jaw arranged in the plastic bottle blanking device, and then blanking is carried out, namely the whole process of plastic bottle production and processing is realized.
According to the production and processing device for the plastic bottle, raw material plastic particles are heated in the bottle blank processing device and are molded into the bottle blank through the mold, the bottle blank is limited and fixed with the bottle blank fixing device on the blow molding conveying device 1 through the convex supporting ring arranged on the outer wall of the bottle blank, the convex threads A on the bottle blank can be matched and fixed with the threads B122 arranged on the inner wall of the blow molding hole 122 of the blow molding device of the blow molding conveying device 1, the bottle blank is heated through the bottle blank heating device and then is blow molded in the blow molding mold device, and the production and processing device is convenient to operate, stable and reliable.
The production and processing device for the plastic bottles is ingenious in design, compact in structure but not complex, low in equipment manufacturing cost and strong in stability; the product quality is stable, the production efficiency is higher, the safety and the reliability are realized, the production operation and the maintenance are easy, the operation is simple, and the popularization and the application in domestic plastic bottle production plants are convenient.
The invention has been described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the specific implementation in the above-described manner, and it is within the scope of the invention to adopt such insubstantial modifications of the inventive concept and solution, or to apply the inventive concept and solution directly to other applications without such modifications.
Claims (10)
1. The production and processing device for the plastic bottles is characterized by comprising a bottle embryo processing device, an automatic bottle embryo feeding device, a blow molding transmission device (1), a blow molding device (2) and a plastic bottle discharging device, wherein the blow molding device (2) is arranged above the blow molding transmission device (1), and a bottle embryo heating device is arranged on the blow molding transmission device (1);
heating raw material plastic particles in a bottle blank processing device and shaping the raw material plastic particles into a bottle blank by a mold, wherein the bottle blank is of a tubular structure with a closed rear end and an open front end, a raised thread A is arranged on the outer side of the open end of the bottle blank, and an annular raised support ring is arranged on the outer wall of the bottle blank behind the raised thread;
the blow molding transmission device (1) comprises an annular circulating transmission rail (11), a plurality of blow molding devices which are arranged at equal intervals are arranged on the circulating transmission rail (11), each blow molding device comprises a base (12) and a bottle blank fixer arranged on the base (12), a blow molding hole (121) is formed in the center of the upper end face of the base (12), a blow molding vent pipe (19) is arranged in the center of the blow molding hole (121), and a thread B (122) matched with a raised thread A of a bottle blank is arranged on the inner wall of the blow molding hole (122);
the blow molding device (2) comprises a mold telescopic rod (21), a mold fixing rod (22), an opening and closing mold base (23), an opening and closing blow molding mold (24) and a fixed blow molding mold (27), wherein the mold fixing rod (22) is installed at the lower end of the mold telescopic rod (21), the opening and closing mold base (23) is provided with two parts and symmetrically hinged on the mold fixing rod (22), the opening and closing blow molding mold (24) is provided with two parts and is respectively arranged at the inner sides of the two opening and closing mold bases (23), and the fixed blow molding mold (27) is installed at the upper end between the two opening and closing blow molding molds (24).
2. The plastic bottle production and processing device according to claim 1, wherein an annular groove is formed in the upper end surface of the base (12) outside the blowing hole (121), an annular rotary table (13) is installed in the annular groove, at least two linear sliding rails (14) are symmetrically arranged on the annular rotary table (13), the linear sliding rails (14) are in a radial shape with a blowing vent pipe (19) as a center, and the bottle blank holders are installed on the linear sliding rails (14) in at least two positions.
3. The production and processing device of plastic bottles of claim 2, wherein said bottle embryo holder comprises a holder base (15), a holder expansion link (16), a bottle embryo clamping base (17), the fixer base (15) is arranged on the linear slide rail (14), the fixer telescopic rod (16) is vertically arranged on the fixer base (15), the bottle embryo clamping base (17) is arranged at the upper end of the telescopic rod (16) of the fixer, the inner side surface of the bottle embryo clamping base (17) is arc-shaped, an arc-shaped groove (18) is arranged on the inner side surface of the bottle blank clamping base (17), the convex supporting ring of the bottle blank can be clamped with the arc-shaped groove (18) of the bottle blank clamping base (17), and the inner side surface of the bottle blank clamping base (17) can be attached to the outer walls of the bottle blanks in front of and behind the protruding supporting ring.
4. The production and processing device for plastic bottles of claim 3, wherein said ring-shaped rotating table (13) is controlled by a motor to rotate, said holder base (15) is controlled by a motor to slide on a linear slide rail (14), and said holder telescopic rod (16) is controlled by a motor to vertically lift.
5. The production and processing device for the plastic bottle according to the claims 1-4, wherein a plug is arranged in the blowing hole (121) at the center of the upper end face of the base (12), the blowing vent pipe (19) is controlled by a motor to vertically lift, the lower end of the blowing vent pipe (19) is connected with a high-pressure air source and is controlled by an electromagnetic switch to vent, and a pressure sensor is arranged on the blowing vent pipe (19).
6. The production and processing device of the plastic bottle according to claim 4, wherein the bottle blanks heated and molded by the bottle blank processing device are held at the rear ends of the bottle blanks by claws arranged in an automatic bottle blank feeding device and are placed on a blow molding device of a circulating conveying rail (11) one by one, and the holder base (15) is controlled by a motor to slide on a linear slide rail (14) to clamp the protruding support ring of the bottle blanks with the bottle blank clamping base (17) of the bottle blank holder; the annular rotary table (13) is controlled to rotate by a motor, the telescopic rod (16) of the fixer is controlled to vertically lift by the motor, and the bottle blanks are screwed into the blowing hole (121) in the center of the upper end face of the base (12) to be fixed through the matching of the raised threads A of the bottle blanks and the threads B (122) on the inner wall of the blowing hole (122).
7. The production and processing device for plastic bottles of claim 6, wherein the upper end of said telescopic mold rod (21) is fixed on a frame mounted on the blow transfer device (1), and said blow mold device (2) is placed above the blow device of the circulating transport rail (11); be provided with L type connecting rod (25) on mould dead lever (22) of mould base (23) top opens and shuts, the screw fixation is passed through on mould dead lever (22) to the front end of the horizontal pole of L type connecting rod (25), the end of the montant of L type connecting rod (25) is provided with fixed mould base (26), terminal surface under fixed mould base (26) is installed through the screw in fixed blow mould (27), be provided with mould annular groove (271) on fixed blow mould (27) outer wall, two be provided with mould annular convex ridge (241) on the inner wall of the blow mould (24) upper end that opens and shuts, mould annular convex ridge (241) and mould annular groove (271) realize coincideing.
8. The production and processing device for plastic bottles of claim 7, wherein one side end face of each of two open-close mold bases (23) is hinged with a mold fixing rod (22) and is controlled by a motor and a telescopic rod to open and close; the other end face of one of the opening and closing mold bases (23) is provided with a clamping head (241); the other side end face of the other opening and closing mold base (23) is provided with a clamping notch (242), the clamping head (241) can be clamped in the clamping notch (242), a locking hole is formed in the clamping head (241), a locking pin shaft (243) is arranged in the opening and closing mold base (23) where the clamping notch (242) is located, and the locking pin shaft (243) is controlled by a motor to stretch and be inserted into the locking hole to be locked.
9. The production and processing device for plastic bottles of claim 1, 7 or 8, wherein a hollow chamber is arranged in the open-close blow molding mold (24), a cooling liquid outlet and a cooling liquid inlet both communicated with the hollow chamber are respectively arranged on the upper end surface and the lower end surface of the open-close blow molding mold (24), and the cooling liquid outlet and the cooling liquid inlet are respectively externally connected with a cooling liquid collecting tank and a cooling liquid storage tank.
10. The apparatus for producing and processing plastic bottles of claim 8, wherein said blow molding device (2) performs the blowing process of the bottle blanks by:
firstly, bottle blanks fixed in a blowing hole (121) of a blowing device of the circular conveying track (11) are heated in a bottle blank heating device arranged on a blowing transmission device (1) and then are conveyed to the lower part of a blowing mould device (2);
then, the two opening and closing mold bases (23) are controlled to open through a motor and a telescopic opening and closing rod, the mold telescopic rod (21) is controlled to lift through the motor, the heated bottle blank is placed between the two opening and closing blow molding molds (24), and then the two opening and closing blow molding molds (24) are controlled to close;
finally, the blow molding vent pipe (19) is controlled by a motor to vertically lift, the blow molding vent pipe (19) is used for ventilating, pressurizing and blow molding the heated bottle embryo, and the expanded bottle embryo is limited, cooled and shaped by two open-close blow molding dies (24) and a fixed blow molding die (27), so that the blow molding process of the bottle embryo is completed; and the plastic bottle after blow molding is clamped and taken out through a clamping jaw arranged in the plastic bottle blanking device, and then blanking is carried out, namely the whole process of plastic bottle production and processing is realized.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210619032.4A CN114986852B (en) | 2022-06-01 | 2022-06-01 | Plastic bottle's production processingequipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210619032.4A CN114986852B (en) | 2022-06-01 | 2022-06-01 | Plastic bottle's production processingequipment |
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| CN114986852A true CN114986852A (en) | 2022-09-02 |
| CN114986852B CN114986852B (en) | 2024-02-20 |
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| CN202210619032.4A Active CN114986852B (en) | 2022-06-01 | 2022-06-01 | Plastic bottle's production processingequipment |
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| GB1270853A (en) * | 1969-04-04 | 1972-04-19 | Antoine Di Settembrini | Extrusion-blowing of hollow bodies |
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| US20100136159A1 (en) * | 2006-11-23 | 2010-06-03 | Herbert Bernhard | Accelerator feed arrangement configured to accelerate blow-molded pet beverage bottles from a linear conveyor to a rotary pet bottle sterilizing machine and minimize misalignment and jamming of blow-molded pet beverage bottles during transport from a linear conveyor to a rotary pet bottle sterilizing machine |
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| CN110843192A (en) * | 2019-11-01 | 2020-02-28 | 广州市立得精密机械有限公司 | Bottle blowing production line |
| CN111823539A (en) * | 2020-07-02 | 2020-10-27 | 杭州恒峰塑料制品有限公司 | Automatic bottle blowing machine |
| CN112440457A (en) * | 2020-07-21 | 2021-03-05 | 荆维克 | Bottle body blow molding mold closing device |
| CN215970035U (en) * | 2021-10-11 | 2022-03-08 | 楚成塑胶制品（湖州）有限公司 | PET bottle blow molding device |
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2022
- 2022-06-01 CN CN202210619032.4A patent/CN114986852B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1270853A (en) * | 1969-04-04 | 1972-04-19 | Antoine Di Settembrini | Extrusion-blowing of hollow bodies |
| KR200380790Y1 (en) * | 2004-02-10 | 2005-04-07 | 원린 우 | Reciprocation type bottle-blowing system |
| US20100136159A1 (en) * | 2006-11-23 | 2010-06-03 | Herbert Bernhard | Accelerator feed arrangement configured to accelerate blow-molded pet beverage bottles from a linear conveyor to a rotary pet bottle sterilizing machine and minimize misalignment and jamming of blow-molded pet beverage bottles during transport from a linear conveyor to a rotary pet bottle sterilizing machine |
| CN206703492U (en) * | 2017-05-14 | 2017-12-05 | 云南淡定人生食品有限公司 | A kind of high-speed full-automatic plastic bottle blowing system |
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|---|---|
| CN114986852B (en) | 2024-02-20 |
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