CN102179921B - Hollow forming machine for one-step injection, drawing and blowing of plastic - Google Patents
Hollow forming machine for one-step injection, drawing and blowing of plastic Download PDFInfo
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- CN102179921B CN102179921B CN 201110075589 CN201110075589A CN102179921B CN 102179921 B CN102179921 B CN 102179921B CN 201110075589 CN201110075589 CN 201110075589 CN 201110075589 A CN201110075589 A CN 201110075589A CN 102179921 B CN102179921 B CN 102179921B
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- 238000007664 blowing Methods 0.000 title claims abstract description 66
- 238000002347 injection Methods 0.000 title claims abstract description 43
- 239000007924 injection Substances 0.000 title claims abstract description 43
- 229920003023 plastic Polymers 0.000 title claims abstract description 30
- 239000004033 plastic Substances 0.000 title claims abstract description 30
- 238000000071 blow moulding Methods 0.000 claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 238000000465 moulding Methods 0.000 claims abstract description 13
- 230000008859 change Effects 0.000 claims abstract description 11
- 210000001161 mammalian embryo Anatomy 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims description 38
- 239000000047 product Substances 0.000 claims description 23
- 239000011265 semifinished product Substances 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 15
- 230000009471 action Effects 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000001746 injection moulding Methods 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 241000761557 Lamina Species 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000007600 charging Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000004134 energy conservation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000036413 temperature sense Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The invention discloses a hollow forming machine for one-step injection, drawing and blowing of plastic, comprising a mounting base, an injection device which is arranged at one side of the mounting base, a fixed mount which is arranged at the other side of the mounting base, a bottle embryo injection assembly which is fixed on the fixed mount, a temperature adjustment device, an blowing-drawing assembly, a blow-molding clamping mechanism assembly which is arranged on the mounting base and matched with the blowing-drawing assembly, a rotary die plate assembly, an injection station which is arranged below the bottle embryo injection assembly and used for placing a bottle embryo die, a product de-molding assembly and a rapid die change mechanism, wherein a power motor is arranged above the rotary die plate assembly and used for driving the rotary die plate assembly to rotate and a fixed mount lifting cylinder is arranged below the rotary die plate assembly; a semi-finished bottle embryo is injection-molded in the bottle embryo die via the bottle embryo injection assembly; the fixed mount lifting cylinder drives the rotary die plate assembly to rise and then the power motor drives the rotary die plate assembly to rotate so that the semi-finished bottle embryo is driven to enter the position of a drawing-blowing die; and under the driving of the cylinder, the rotary die plate assembly falls into the drawing-blowing die; and drawing and blow molding are carried out by the drawing-blowing assembly so that the finished bottle is obtained.
Description
Technical field
The present invention relates to the plastic forming device technical field, relate in particular to a kind of injecting, drawing and blowing plastic by one-step method blow moulding machine.
Background technology
The moulding that has traditional hollow product now is to adopt " two-step method ", and the first step is carried out bottle base at injection machine, manually lifts down; Second step is taken blow molding on the bottle blowing machine after annotating good bottle parison heating.This not only causes the pollution of bottle base in transport process, also waste simultaneously electric power, increase floor space and the bottle base turnover space of injection machine, increase cost of labor, based on many drawbacks of above-mentioned " two-step method ", engender that a kind of " one-step method " injecting, drawing and blowing plastic makes the method for hollow product, yet that is that all right is ripe for domestic existing injecting, drawing and blowing plastic by one-step method blow moulding machine, product quality does not reach standard, only reliable import.Therefore, be necessary this present situation is improved.
Summary of the invention
The object of the invention is to, a kind of injecting, drawing and blowing plastic by one-step method blow moulding machine is provided, utilize it to put into production, can be energy-conservation 2/3rds, efficient, practical advantage.
To achieve these goals, a kind of injecting, drawing and blowing plastic by one-step method blow moulding machine, it comprises: mounting base, be located at the injection device of mounting base one side, be located at the fixed mount of mounting base opposite side, be fixed in the injection bottle base assembly on the fixed mount, register during moulding PC plastic product, the stretch blow assembly, be installed on the blowing matched moulds assembly that is equipped with the stretch blow assembly on the mounting base, be located at injection bottle base assembly below to place the injection station of preform mould, the temperature adjustment sealing cylinder that cooperates with the register that is arranged at the below, divide tooth demoulding cylinder, the rotary template assembly, and fast mold change mechanism, described rotary template assembly is located at the below of fixed mount, this rotary template assembly top is driven by a power motor and rotates, on its below support installing plate two or a fixed mount hoist cylinder are housed, driven rotary template assembly and fixed mount move up and down; Preform mould comprises the bottle base mould of arranging by row or two row stock layout methods and the dental lamina that is used to form thread bottleneck position, the top of this bottle base mould and dental lamina are fixed in the lower surface of rotary template assembly, accommodate the stretch blow mould in the blowing matched moulds assembly, injection bottle base assembly injection moulding semi-finished product bottle base in preform mould, after fixed mount hoist cylinder drive fixed mount and rotary template assembly rise first, driven by power motor again and rotate, drive this semi-finished product bottle embryo and enter the stretch blow die location, the rotary template assembly drops under the drive of fixed mount hoist cylinder in the stretch blow mould, is stretched by the stretch blow assembly, blowing is the finished product bottle.
Described fixed mount hoist cylinder be located at the top of support installing plate or support installing plate below.
Also be provided with gas circuit, hydraulic pressure on the described mounting base, reach the actuator control system.
Described injection device comprises hopper, the barrel that links to each other with hopper, be located at the screw rod of barrel inside, be located at the heating circle of barrel outside and be located at the nozzle of barrel end, and this nozzle is towards the preform mould setting, by the charging in the preform mould of this injection device.
Described bad assembly of injection bottle comprises the bottle base mould stamen of being located at the rotary template below and the folding mould oil cylinder of being located at the rotary template top, this bottle base mould stamen is equipped with bad mould of bottle, bottle base mould stamen moves up and down under the driving of folding mould oil cylinder, to make the bottle base semi-finished product; This bottle base mould stamen, bottle base mould, and the stretch blow mould on temperature sensor line and mould temperature electromagnetism automatic regulating valve all are housed, be provided with the corresponding demonstration of mould temperature and temperature control adjuster in a control panel or outside the control panel.
Described stretch blow assembly comprises sealing cylinder, reaches draft cylinder, sealing stretching two cylinders can be located at one, also can separate separately and arrange, be fixed on the fixed mount, establish the stretching bar in the draft cylinder, this stretching bar is arranged by row or two row stock layout methods and is oppositely arranged with the stretch blow mould, and general who has surrendered's bottleneck seals under the sealing cylinder, and draft cylinder will be inserted under the stretching bar and will blow behind the bottle base semi-finished product stretched vertically.
Described blowing matched moulds assembly comprises four templates; article four, leading post; at least one folding mould oil cylinder; the pinion and-rack lazy-tongs; couple axle and adjusting device; these four templates are arranged in parallel and are connected by four leading posts; the folding mould oil cylinder is installed on the outermost template; couple axle is connected between two templates at interval; the pinion and-rack lazy-tongs comprise four tooth bars; reach the lazy-tongs with the corresponding setting of this four tooth bar; four tooth bars are located on the left and right sides of outermost two templates relatively; lazy-tongs are located at the middle part of blow-moulding mould-closing mechanism assembly; adjusting device is loaded on respectively leading post rear end; and by mode transfer power transmission shaft or chain connection; and consist of a mould preparation plate along leading post with template; couple axle moves; blowing matched moulds assembly is finished the action of folding mould under the driving of folding mould oil cylinder; under the driving of folding mould oil cylinder; pinion and-rack lazy-tongs and the synchronous operation of folding mould oil cylinder; the folding mould oil cylinder is two; be located at respectively the middle part that is positioned at the left and right sides in the blowing matched moulds assembly or near the position of below; perhaps described folding mould oil cylinder is one; be located at the position that is positioned at the middle part, below in the blow-moulding mould-closing mechanism assembly, be used for driving the blow-moulding mould-closing mechanism assembly.
Product is that row are when arranging, blowing matched moulds assembly comprises three templates, article four, leading post, folding mould oil cylinder, pinion and-rack lazy-tongs, three templates are arranged in parallel and are connected by four leading posts, the folding mould oil cylinder is installed on the outermost template, and the pinion and-rack lazy-tongs are located at the left and right sides of outermost two templates.
Described rotary template assembly comprises a rotary template, power motor, this rotary template is located at below the fixed mount, under the driving of power motor, rotate, the dental lamina at the first half thread bottleneck position of three or four preform mould of distributing by average is housed below the rotary template, and this dental lamina is comprised of two profiled sheetings that are equipped with; Three or four positions, the below of described rotary template assembly are fixed with respectively three cover or quadruplet dental laminas, the wherein corresponding setting with the bottle base mould of a cover, a cover and the corresponding setting of register, a cover and the corresponding setting of blowing matched moulds assembly, the another set of minute below of tooth demoulding cylinder of being located at, by the rotation displacement of rotary template assembly, to carry out the circulation moulding of bottle base.
Described fast mold change mechanism comprises movable plate, motor or oil cylinder, lead, reaches chain, and this lead is loaded in the movable plate and play the guiding role, and is loaded on above the lead on the fixed mount, and the below is loaded on the support below, moves up and down under the drive of motor or oil cylinder.
Beneficial effect of the present invention: injecting, drawing and blowing plastic by one-step method blow moulding machine provided by the present invention, it adopts " one-step method " to make hollow product, the top of bottle base mould and dental lamina be installed on the rotary template assembly below, injection bottle base assembly comprises injector head device and barrel, preform mould forms, be used for injection moulding semi-finished product bottle base, again by the rotary template assembly with semi-finished product bottle base rotary moving to the stretch blow assembly, the stretch blow assembly comprises draft cylinder and corresponding stretching bar thereof, be arranged at the side of injection bottle base assembly and be positioned at the top of rotary template assembly and can drive by the fixed mount hoist cylinder and move up and down, the blow-moulding mould-closing mechanism assembly is finished the action of folding mould under the control of folding mould oil cylinder, like this, carry out bimodulus and blow by be shifted up and down stretching assembly and blow-moulding mould-closing mechanism assembly, the semi-finished product bottle base is stretched and blowing is the finished product bottle, thereby can realize circulation production, more energy-conservation 2/3rds than existing production method, efficient also improves greatly; And blank bottle mold core, bottle base mould all are equipped with temperature sense line and corresponding mould temperature electromagnetism automatic regulating valve with the stretch blow mould, can guarantee product quality; In addition, fast mold change mechanism is without hanging device, and a people can finish a whole set of die change in 25 minutes, greatly saved the time; Especially, this injecting, drawing and blowing plastic by one-step method blow moulding machine can be according to the various different preform mould that require, and the folding mould oil cylinder of selecting to be positioned over diverse location meets the needs of production, and it can also produce separately bottle base, dual-use.
In order further to understand feature of the present invention and technology contents, see also following about detailed description of the present invention and accompanying drawing, yet accompanying drawing only provide with reference to and the explanation usefulness, the present invention is limited.
Description of drawings
Below in conjunction with accompanying drawing, by the specific embodiment of the present invention is described in detail, will make technical scheme of the present invention and other beneficial effect apparent.
In the accompanying drawing,
Fig. 1 is the structural representation of injecting, drawing and blowing plastic by one-step method blow moulding machine one embodiment of the present invention;
Fig. 2 is the structural representation of the another embodiment of injecting, drawing and blowing plastic by one-step method blow moulding machine of the present invention;
Fig. 3 is three template blow-moulding mould-closing mechanism schematic diagrames among Fig. 1;
Fig. 4 is the schematic diagram of the blow-moulding mould-closing mechanism of one embodiment of the invention;
Fig. 5 is the schematic diagram of the blow-moulding mould-closing mechanism of another embodiment of the present invention;
Fig. 6 is the schematic diagram of the blow-moulding mould-closing mechanism of further embodiment of this invention.
The specific embodiment
Technological means and the effect thereof taked for further setting forth the present invention are described in detail below in conjunction with the preferred embodiments of the present invention and accompanying drawing thereof.
Shown in Fig. 1-6, the invention provides a kind of injecting, drawing and blowing plastic by one-step method blow moulding machine, it comprises: mounting base 1, be located at the injection device 2 of mounting base 1 one sides, be located at the fixed mount 9 of mounting base 1 opposite side, be fixed in the injection bottle base assembly 3 on the fixed mount 9, register 4 during moulding PC plastic product, stretch blow assembly 8, rotary template assembly 6, be installed on the blowing matched moulds assembly 5 that is equipped with stretch blow assembly 8 on the mounting base 1, be located at injection bottle base assembly 3 belows to place the injection station of preform mould 7, the temperature adjustment sealing cylinder 41 that cooperates with the register 4 that is arranged at the below, divide tooth demoulding cylinder 82, and fast mold change mechanism 10; Described rotary template assembly 6 is located at below the fixed mount 9, these rotary template assembly 6 tops are driven by a power motor 60 and rotate, on its below support installing plate 16 one or two fixed mount hoist cylinder 91 is housed, driven rotary template assembly 6 and fixed mount 9 move up and down; Preform mould 7 comprises the bottle base mould 70 of arranging by row or two row stock layout methods and the dental lamina 71 that is used to form thread bottleneck position, the top of this bottle base mould 70 and dental lamina 71 be fixed in rotary template assembly 6 below, accommodate stretch blow mould (not shown) in the blowing matched moulds assembly 5, injection bottle base assembly 3 is at preform mould 7 interior injection moulding semi-finished product bottle bases, after fixed mount hoist cylinder 91 drive fixed mounts 9 and rotary template assembly 6 rise first, rotated by power motor 60, drive this semi-finished product bottle embryo and enter the stretch blow die location, rotary template assembly 6 drops under the drive of fixed mount hoist cylinder 91 in the stretch blow mould, is stretched by the stretch blow assembly, blowing is the finished product bottle.
As a kind of selective embodiment of the present invention, described fixed mount hoist cylinder 91 be located at support installing plate 16 above, the end of fixed mount hoist cylinder 91 is connected with the gripper shoe 92 of support installing plate 16 belows.Perhaps, as the selective embodiment of another kind of the present invention, described fixed mount hoist cylinder 91 ' is located at following (as shown in Figure 2) of support installing plate 16.
Among the present invention, also be provided with gas circuit, hydraulic pressure on the mounting base 1, reach the actuator control system.
Described injection device 2 comprises hopper 21, the barrel 22 that links to each other with hopper 21, the screw rod of being located at barrel 22 inside, be located at the heating circle of barrel 22 outsides and be located at the nozzle 23 of barrel 22 ends, this nozzle 23 arranges towards preform mould 7, by this injection device 2 to preform mould 7 interior chargings.
Injection bottle base assembly 3 of the present invention comprises the bottle base mould stamen 32 of being located at the rotary template below and the folding mould oil cylinder 31 of being located at the rotary template top, this bottle base mould stamen 32 is equipped with bottle bad mould 7, bottle base mould stamen 32 moves up and down under the driving of folding mould oil cylinder 31, to make the bottle base semi-finished product; This bottle base mould stamen 32, bottle base mould 70, and the stretch blow mould on temperature sensor line and mould temperature electromagnetism automatic regulating valve all are housed, be used for regulating the mold temperature of each bottle base, to guarantee the Forming Quality of bottle base, being provided with corresponding mould temperature in a control panel or outside the control panel shows and the temperature control adjuster, the outside that temperature demonstration that this is corresponding and temperature control adjuster also can be positioned at control panel, this solenoid valve automatic switch is regulated mould temperature.
Be made as the stretch blow station in the blowing matched moulds assembly 5, be used for accommodating the stretch blow mould (not shown) of arranging by row or two row stock layout methods, this stretch blow mould and stretch blow assembly 8 are oppositely arranged, and are positioned at a side of preform mould 7.As a kind of selective embodiment of the present invention, this blowing material matched moulds assembly 5 comprises four templates, article four, leading post 52, at least one folding mould oil cylinder 53, the pinion and-rack lazy-tongs, couple axle 56, adjusting device (not shown), these four templates are arranged in parallel and are connected by four leading posts 52, folding mould oil cylinder 53 is installed on the outermost template, couple axle 56 is connected between two templates at interval, coaxial in order to guarantee, reach with one heart synchronous operation, the pinion and-rack lazy-tongs comprise four tooth bars 55 and with the lazy-tongs of the corresponding setting of this four tooth bar, this four tooth bar 55 is located on the left and right sides of outermost two templates relatively, these lazy-tongs are positioned at the middle part of blowing matched moulds assembly 5, folding mould oil cylinder 53 is the power source of blowing matched moulds assembly 5, be used for driving blowing matched moulds assembly 5, under the driving of folding mould oil cylinder 53, pinion and-rack lazy-tongs and 53 synchronous operations of folding mould oil cylinder, adjusting device is loaded on respectively leading post 52 rear ends, and by mode transfer power transmission shaft or chain connection, it is synchronous when it is adjusted, itself and template consist of a mould preparation plate and move along leading post 52 and couple axle 56, blowing matched moulds assembly 5 is finished the action of folding mould under the driving of folding mould oil cylinder 53, adjusting device is prior art.Also comprise in addition some other appurtenances, as below blowing matched moulds assembly 5, guide rail being installed also, not doing at this and give unnecessary details.As shown in Figure 6, be a kind of embodiment of the present invention, in this embodiment, article four, leading post 52 is located at respectively on these four templates 511,512,513,514 four angles, blowing matched moulds assembly 5 comprises two folding mould oil cylinders 53, these two folding mould oil cylinders 53 are positioned at the position at the middle part of the left and right sides in blowing matched moulds assembly 5, be fixed on the template 514; Couple axle 56 has eight, be connected with four between template 511 and the template 513, be connected with other four between template 512 and the template 514, template 511 and template 513 connect as a whole by couple axle 56, template 512 and template 514 connect as a whole by couple axle 56, jointly be installed between the leading post 52, one cover stretch blow mould is synthetic by two formation of lots plates, be loaded on respectively between template 511 and the template 512, between template 513 and the template 514, folding mould oil cylinder 53 two ends connect respectively template 513 and template 514, expanding-contracting action band moving platen 511 and the template 512 of folding mould oil cylinder 53, template 513 and template 514 simultaneously foldings are finished the double opening and closing movement of this stretch blow mould synchronously.
Be that row are when arranging such as the product of producing; just can be made into a blow-moulding mould-closing mechanism with three templates; and save the material of a template; as shown in Figure 3; blowing matched moulds assembly comprises three templates 511; 512; 513; article four, leading post 52; a folding mould oil cylinder 53; the pinion and-rack lazy-tongs comprise four tooth bars 55; three templates are arranged in parallel and are connected by four leading posts 52; folding mould oil cylinder 53 is installed on outermost 513 templates; and extension is connected with template 512; the pinion and-rack lazy-tongs comprise that four tooth bars 55 are located at the left and right sides of outermost two templates; the stretch blow mould is loaded on template 511; between 512; band moving platen 511 during oil cylinder 53 action; 512 synchronization actions are finished the opening and closing movement of this stretch blow mould.
The below of injection bottle base assembly 3 is made as injection station, be used for placing a cover preform mould 7, this preform mould 7 is staggered relatively with injection bottle base assembly 3, and be positioned at the side of blowing matched moulds assembly 5, formed by the bottle base mould 70 of arranging by row or two row stock layout methods and the dental lamina 71 that is used to form thread bottleneck position, two row stock layout methods are arranged and are arranged for four forming holes of every row, the top of bottle base mould 70 and dental lamina 71 are fixed in the below of rotary template assembly 6, and dental lamina 71 is comprised of two profiled sheetings that are equipped with.Especially, below rotary template assembly 6, be fixed with respectively the dental lamina 71 at the first half thread bottleneck position of three preform mould of distributing by average, in the present embodiment, the below of rotary template assembly 6 is fixed with respectively three cover dental laminas 71, the corresponding settings of cover and bottle base mould 70, overlap be positioned at blowing matched moulds assembly 5 above, another set of be positioned at the corresponding rotary template of minute tooth demoulding cylinder 82 below, by the rotation displacement of rotary template assembly 6, can carry out the circulation moulding of bottle base.When producing the PC plastic product, divide the dental lamina at equipped quadruplet thread bottleneck position below the rotary template assembly 6 by average, namely increase a temperature adjustment station.
Divide tooth demoulding cylinder 82 to comprise two wedged blocks, descending two wedged blocks of this minute tooth cylinder are opened two profiled sheetings of dental lamina 71, take out to make things convenient for finished product.
Fast mold change mechanism 10 comprise movable plate 11, motor 12 or oil cylinder 13, lead 14, and chain 15, this lead 14 be loaded in the moving die plate 11 and play the guiding role; be loaded on above the lead 14 on the fixed mount 9; the below is loaded on mounting base 1 below; under the drive of motor 12 or oil cylinder 13, move up and down, and do not need more mold exchange of special-purpose hanging device fast and easy.
During injecting, drawing and blowing plastic by one-step method blow moulding machine work of the present invention, after control system is sent start-up command, the 91 upper end oil-feeds of fixed mount hoist cylinder, drive fixed mount 9 whole declines, the folding mould oil cylinder 31 upper end oil-feeds of injecting simultaneously bottle base assembly 3 drive injection bottle base assembly 3 and move down, bottle base core rod 32 enters preform mould 7 fully, preform mould 7 tops are closed, plastics enter barrel 22 by hopper 21, via the heating of heating circle and the melting of screw rod, after mixing, melt injects bottle base mould 70 through the nozzle 23 of barrel 22 front ends, around bottle base core rod 32, form the tubulose bottle base at the end, after being cooled to a certain degree be surface skining, the 91 lower end oil-feeds of fixed mount hoist cylinder drive fixed mount and rise overally, the 31 lower end oil-feeds of simultaneously folding mould oil cylinder, drive injection matched moulds assembly 3 and rise, because the top of bottle base mould and the lower surface that dental lamina 71 is loaded on rotary template assembly 6, so the bottle base after the moulding also just hangs on the below of dental lamina 71.After fixed mount hoist cylinder 91 stops with 31 risings of folding mould oil cylinder, then spent to the position of stretch blow assembly by 6 rotations 120 of power motor 60 driven rotary template assemblies, simultaneously, the dental lamina 71 that is positioned at rotary template assembly 6 another sides just moves into again injection bottle base assembly place, carries out another circulation bottle base molding process.When bottle base moves to stretch blow assembly 8 station; under the drive of fixed mount hoist cylinder 91; after bottle base moved into the stretch blow mould; behind the folding mould oil cylinder 53 front end oil-feed matched moulds of blow-moulding mould-closing mechanism assembly 5; 83 times general who has surrendered's bottlenecks of sealing cylinder seal; insert and to blow behind the bottle base stretched vertically under the stretching bar that draft cylinder 81 will be corresponding with it; blow to the desired shape of mould; after the rear folding mould oil cylinder 53 rear end oil-feed die sinkings of time-delay cooling; the 91 lower end oil-feeds of fixed mount hoist cylinder are risen; sealing cylinder 83; draft cylinder 81 return that rises simultaneously; wait for next circulation; rotary template assembly 6 is rotating 120 degree below minute tooth demoulding cylinder 82 under the drive of power motor; divide tooth demoulding cylinder 82 upper end air inlets and descending, drive two contract pieces two formation of lots plates of dental lamina 71 are opened, fall behind under the bottle of moulding; divide the 82 lower end air inlets of tooth demoulding cylinder to divide tooth demoulding cylinder 82 rising returns, wait for next circulation.
After the bottle base moulding of another circulation, power motor driven rotary template assembly 6 rotation 120 is spent to the stretch blow station, the periodic duty that goes round and begins again, and namely another station also carries out stretch blow moulding shaping finished product bottle and product and deviates from when the moulding bottle base.
As shown in Figure 4; structural representation for the blowing matched moulds assembly 5 of another embodiment of the present invention; the difference of this embodiment and above-described embodiment is; blowing matched moulds assembly 5 comprises a folding mould oil cylinder 53 ', the position at middle part below this folding mould oil cylinder 53 ' is positioned in blow-moulding mould-closing mechanism assembly 5.
As shown in Figure 5; structural representation for the blowing matched moulds assembly 5 of another embodiment of the present invention; the difference of this embodiment and above-described embodiment is; blow-moulding mould-closing mechanism assembly 5 comprises two folding mould oil cylinders 53 ", but these two folding mould oil cylinders 53 " in blowing matched moulds assembly 5, be positioned at respectively the left and right sides near below the position.
In sum, injecting, drawing and blowing plastic by one-step method blow moulding machine provided by the present invention, it adopts " one-step method " to make hollow product, the top of bottle base mould and dental lamina be installed on the rotary template assembly below, injection bottle base assembly comprises injector head device and barrel, preform mould forms, be used for injection moulding semi-finished product bottle base, again by the rotary template assembly with semi-finished product bottle base rotary moving to the stretch blow assembly, the stretch blow assembly comprises draft cylinder and corresponding stretching bar thereof, be arranged at the side of injection bottle base assembly and be positioned at the top of rotary template assembly and can drive by the fixed mount hoist cylinder and move up and down, the blow-moulding mould-closing mechanism assembly is finished the action of folding mould under the control of folding mould oil cylinder, like this, carry out bimodulus and blow by be shifted up and down stretching assembly and blow-moulding mould-closing mechanism assembly, the semi-finished product bottle base is stretched and blowing is the finished product bottle, thereby can realize that circulation produces, more energy-conservation 2/3rds than existing production method, efficient is greatly improve also; And blank bottle mold core, bottle base mould all are equipped with temperature sense line and corresponding mould temperature electromagnetism automatic regulating valve with the stretch blow mould, can guarantee product quality; In addition, fast mold change mechanism is without hanging device, and a people can finish a whole set of die change in 25 minutes, greatly saved the time; Especially, this injecting, drawing and blowing plastic by one-step method blow moulding machine can be according to the various different preform mould that require, and the folding mould oil cylinder of selecting to be positioned over diverse location meets the needs of production, and it can also produce separately bottle base, dual-use.
The above for the person of ordinary skill of the art, can make other various corresponding changes and distortion according to technical scheme of the present invention and technical conceive, and all these changes and distortion all should belong to the protection domain of claim of the present invention.
Claims (8)
1. injecting, drawing and blowing plastic by one-step method blow moulding machine, it is characterized in that, comprise: mounting base, be located at the injection device of mounting base one side, be located at the fixed mount of mounting base opposite side, be fixed in the injection bottle base assembly on the fixed mount, register during moulding PC plastic product, the stretch blow assembly, be installed on the blowing matched moulds assembly that is equipped with the stretch blow assembly on the mounting base, be located at injection bottle base assembly below to place the injection station of preform mould, the temperature adjustment sealing cylinder that cooperates with the register that is arranged at the below, divide tooth demoulding cylinder, the rotary template assembly, and fast mold change mechanism, described rotary template assembly is located at the below of fixed mount, this rotary template assembly top is driven by a power motor and rotates, on its below support installing plate two or a fixed mount hoist cylinder are housed, driven rotary template assembly and fixed mount move up and down; Preform mould comprises the bottle base mould of arranging by row or two row stock layout methods and the dental lamina that is used to form thread bottleneck position, the top of this bottle base mould and dental lamina are fixed in the lower surface of rotary template assembly, accommodate the stretch blow mould in the blowing matched moulds assembly, injection bottle base assembly injection moulding semi-finished product bottle base in preform mould, after fixed mount hoist cylinder drive fixed mount and rotary template assembly rise first, driven by power motor again and rotate, drive this semi-finished product bottle embryo and enter the stretch blow die location, the rotary template assembly drops under the drive of fixed mount hoist cylinder in the stretch blow mould, is stretched by the stretch blow assembly, blowing is the finished product bottle;
Described rotary template assembly comprises a rotary template, power motor, this rotary template is located at below the fixed mount, under the driving of power motor, rotate, the dental lamina at the first half thread bottleneck position of three or four preform mould of distributing by average is housed below the rotary template, and this dental lamina is comprised of two profiled sheetings that are equipped with; Three or four positions, the below of described rotary template assembly are fixed with respectively three cover or quadruplet dental laminas, the wherein corresponding setting with the bottle base mould of a cover, a cover and the corresponding setting of register, a cover and the corresponding setting of blowing matched moulds assembly, the another set of minute below of tooth demoulding cylinder of being located at, by the rotation displacement of rotary template assembly, to carry out the circulation moulding of bottle base;
Described fast mold change mechanism comprises movable plate, motor or oil cylinder, lead, reaches chain, and this lead is loaded in the movable plate and play the guiding role, and is loaded on above the lead on the fixed mount, and the below is loaded on the support below, moves up and down under the drive of motor or oil cylinder.
2. injecting, drawing and blowing plastic by one-step method blow moulding machine as claimed in claim 1 is characterized in that, described fixed mount hoist cylinder be located at the top of support installing plate or support installing plate below.
3. injecting, drawing and blowing plastic by one-step method blow moulding machine as claimed in claim 1 is characterized in that, also is provided with gas circuit, hydraulic pressure on the described mounting base, reaches the actuator control system.
4. injecting, drawing and blowing plastic by one-step method blow moulding machine as claimed in claim 1, it is characterized in that, described injection device comprises hopper, the barrel that links to each other with hopper, be located at the screw rod of barrel inside, be located at the heating circle of barrel outside and be located at the nozzle of barrel end, this nozzle is towards the preform mould setting, by the charging in the preform mould of this injection device.
5. injecting, drawing and blowing plastic by one-step method blow moulding machine as claimed in claim 1, it is characterized in that, described bad assembly of injection bottle comprises the bottle base mould stamen of being located at the rotary template below and the folding mould oil cylinder of being located at the rotary template top, this bottle base mould stamen is equipped with bad mould of bottle, bottle base mould stamen moves up and down under the driving of folding mould oil cylinder, to make the bottle base semi-finished product; This bottle base mould stamen, bottle base mould, and the stretch blow mould on temperature sensor line and mould temperature electromagnetism automatic regulating valve all are housed, be provided with the corresponding demonstration of mould temperature and temperature control adjuster in a control panel or outside the control panel.
6. injecting, drawing and blowing plastic by one-step method blow moulding machine as claimed in claim 1, it is characterized in that, described stretch blow assembly comprises sealing cylinder, reaches draft cylinder, sealing stretching two cylinders can be located at one, also can separate separately arranging, and are fixed on the fixed mount, establish the stretching bar in the draft cylinder, this stretching bar is arranged by row or two row stock layout methods and is oppositely arranged with the stretch blow mould, and general who has surrendered's bottleneck seals under the sealing cylinder, and draft cylinder will be inserted under the stretching bar and will blow behind the bottle base semi-finished product stretched vertically.
7. injecting, drawing and blowing plastic by one-step method blow moulding machine as claimed in claim 1; it is characterized in that; described blowing matched moulds assembly comprises four templates; article four, leading post; at least one folding mould oil cylinder; the pinion and-rack lazy-tongs; couple axle and adjusting device; these four templates are arranged in parallel and are connected by four leading posts; the folding mould oil cylinder is installed on the outermost template; couple axle is connected between two templates at interval; the pinion and-rack lazy-tongs comprise four tooth bars; reach the lazy-tongs with the corresponding setting of this four tooth bar; four tooth bars are located on the left and right sides of outermost two templates relatively; lazy-tongs are located at the middle part of blow-moulding mould-closing mechanism assembly; adjusting device is loaded on respectively leading post rear end; and by mode transfer power transmission shaft or chain connection; and consist of a mould preparation plate along leading post with template; couple axle moves; blowing matched moulds assembly is finished the action of folding mould under the driving of folding mould oil cylinder; under the driving of folding mould oil cylinder; pinion and-rack lazy-tongs and the synchronous operation of folding mould oil cylinder; the folding mould oil cylinder is two; be located at respectively the middle part that is positioned at the left and right sides in the blowing matched moulds assembly or near the position of below; perhaps described folding mould oil cylinder is one; be located at the position that is positioned at the middle part, below in the blow-moulding mould-closing mechanism assembly, be used for driving the blow-moulding mould-closing mechanism assembly.
8. injecting, drawing and blowing plastic by one-step method blow moulding machine as claimed in claim 1, it is characterized in that, product is that row are when arranging, blowing matched moulds assembly comprises three templates, article four, leading post, folding mould oil cylinder, pinion and-rack lazy-tongs, three templates are arranged in parallel and are connected by four leading posts, and the folding mould oil cylinder is installed on the outermost template, and the pinion and-rack lazy-tongs are located at the left and right sides of outermost two templates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110075589 CN102179921B (en) | 2010-07-02 | 2011-03-28 | Hollow forming machine for one-step injection, drawing and blowing of plastic |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102183545A CN101885234A (en) | 2010-07-02 | 2010-07-02 | Hollow forming machine for injecting, drawing and blowing plastic by one-step method |
| CN201010218354.5 | 2010-07-02 | ||
| CN 201110075589 CN102179921B (en) | 2010-07-02 | 2011-03-28 | Hollow forming machine for one-step injection, drawing and blowing of plastic |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102179921A CN102179921A (en) | 2011-09-14 |
| CN102179921B true CN102179921B (en) | 2013-05-29 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102183545A Pending CN101885234A (en) | 2010-07-02 | 2010-07-02 | Hollow forming machine for injecting, drawing and blowing plastic by one-step method |
| CN 201110075589 Expired - Fee Related CN102179921B (en) | 2010-07-02 | 2011-03-28 | Hollow forming machine for one-step injection, drawing and blowing of plastic |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102183545A Pending CN101885234A (en) | 2010-07-02 | 2010-07-02 | Hollow forming machine for injecting, drawing and blowing plastic by one-step method |
Country Status (1)
| Country | Link |
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| CN (2) | CN101885234A (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102837417B (en) * | 2012-09-05 | 2015-04-22 | 郝恩政 | One-step three-station injecting, drawing and blowing plastic molding machine |
| CN103165013A (en) * | 2013-04-01 | 2013-06-19 | 谢远鹏 | Multi-functional plastic forming work station |
| CN104626520A (en) * | 2015-01-20 | 2015-05-20 | 张家港市艾必模机械有限公司 | Three-position one-step method injection (drawing) blow moulding machine |
| KR102079045B1 (en) * | 2015-03-18 | 2020-02-19 | 닛세이 에이. 에스. 비 기카이 가부시키가이샤 | Biaxial stretching and blow molding device |
| CN108284579B (en) * | 2018-04-19 | 2023-11-07 | 海盐明盛塑业有限公司 | Automatic forming device for plastic bottle |
| CN109263021A (en) * | 2018-10-09 | 2019-01-25 | 惠州市恒威包装制品有限公司 | A kind of art bottle one-step shaping technique |
| CN109203424A (en) * | 2018-10-10 | 2019-01-15 | 昆明博效包装材料有限公司 | A kind of plastic extrusion blowing blow moulding machine of segmented movable block pc barrel die |
| CN109955353B (en) * | 2019-04-02 | 2024-03-26 | 哈工大机器人南昌智能制造研究院 | Bottle embryo moisturizing machine |
| CN112776305A (en) * | 2019-11-07 | 2021-05-11 | 铨宝工业股份有限公司 | Blow molding system |
| CN111216267A (en) * | 2019-12-10 | 2020-06-02 | 江苏上磁塑料制品有限公司 | Production and processing method of drinking water tank |
| JP6727604B1 (en) * | 2020-04-23 | 2020-07-22 | 株式会社青木固研究所 | Injection stretch blow molding machine and method for molding polyethylene container |
| CN112157893B (en) * | 2020-09-15 | 2022-05-06 | 郝恩政 | Automatic bottle blowing machine in duplex position |
| CN112721104A (en) * | 2021-01-07 | 2021-04-30 | 佛山市工正包装设备科技股份有限公司 | One-step injection-stretch-blow molding device and method for forming plastic container |
| CN114474629A (en) * | 2022-01-25 | 2022-05-13 | 浙江科力塑料机械有限公司 | Reverse mould locking device for injection mechanism of one-step injection, drawing and blowing hollow forming machine |
| CN114889098B (en) * | 2022-04-25 | 2024-02-20 | 广州金仕塑料制品有限公司 | Two-station one-step injection blowing machine equipment |
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| CN2191082Y (en) * | 1993-12-15 | 1995-03-08 | 文炳荣 | Full-automatic injection blow-moulding shaper for hollow plastics |
| CN201169048Y (en) * | 2008-01-29 | 2008-12-24 | 郝恩政 | Injection stretch blow plastic bottle blower by one-step method |
| CN101758615A (en) * | 2009-05-17 | 2010-06-30 | 柳州市精业机器有限公司 | Double-station reciprocating rotary type injection stretch blow hollow forming machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6988629B2 (en) * | 2004-05-13 | 2006-01-24 | Plastipak Packaging, Inc. | Hollow plastic article including a view stripe |
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- 2010-07-02 CN CN2010102183545A patent/CN101885234A/en active Pending
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- 2011-03-28 CN CN 201110075589 patent/CN102179921B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2191082Y (en) * | 1993-12-15 | 1995-03-08 | 文炳荣 | Full-automatic injection blow-moulding shaper for hollow plastics |
| CN201169048Y (en) * | 2008-01-29 | 2008-12-24 | 郝恩政 | Injection stretch blow plastic bottle blower by one-step method |
| CN101758615A (en) * | 2009-05-17 | 2010-06-30 | 柳州市精业机器有限公司 | Double-station reciprocating rotary type injection stretch blow hollow forming machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101885234A (en) | 2010-11-17 |
| CN102179921A (en) | 2011-09-14 |
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