CN112917876A - Injection and blowing integrated machine with lifting bottom template - Google Patents
Injection and blowing integrated machine with lifting bottom template Download PDFInfo
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- CN112917876A CN112917876A CN202110185705.5A CN202110185705A CN112917876A CN 112917876 A CN112917876 A CN 112917876A CN 202110185705 A CN202110185705 A CN 202110185705A CN 112917876 A CN112917876 A CN 112917876A
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- bottle
- blowing
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- injection
- bottom template
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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
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/06—Injection blow-moulding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/4205—Handling means, e.g. transfer, loading or discharging means
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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
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C2049/023—Combined blow-moulding and manufacture of the preform or the parison using inherent heat of the preform, i.e. 1 step blow moulding
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to an injection-blowing integrated machine with a lifting bottom template. The mould subassembly of current notes blow all-in-one has the use and experiences poor condition. The bottle blowing mechanism comprises an injection molding mechanism, a bottle blowing mechanism and a transfer mechanism, wherein the bottle blowing mechanism comprises a mold assembly, the mold assembly comprises side templates and a bottom template, when the side templates are mutually translated in the back direction and separated from the side wall of a bottle body, the bottom template descends and supports the bottle body to move downwards synchronously, so that a bottle taking channel for the bottle body to move horizontally outwards is formed at the side part of the bottle body. The die block board moves down and provides the drawing of patterns passageway that breaks away from the die cavity downwards for the bottle, and utilize side form below space to form the bottle passageway of getting that makes things convenient for the bottle to move outward, displacement when effectively reducing the side form die sinking, the existing volume that reduces bottle blowing mechanism of effect, promote space utilization efficiency, effectively reduce energy consumption and wearing and tearing when the side form opens and shuts the mould in addition, can shorten the single time required that opens and shuts the mould under the condition that does not promote the mould moving speed that opens and shuts again, and then promote machining efficiency, promote and use experience.
Description
Technical Field
The invention relates to the field of plastic processing, in particular to an injection and blowing integrated machine.
Background
The existing injection-blowing integrated machine comprises an injection molding mechanism, a bottle blowing mechanism and a transfer mechanism, wherein the bottle blowing mechanism receives a bottle blank from the injection molding mechanism through the transfer mechanism and blows the bottle blank to form a bottle body, the bottle blowing mechanism comprises a mold assembly capable of enclosing to form a mold cavity and a blowing assembly matched with the mold cavity, and the bottle blank is placed into the mold cavity and blown by the blowing assembly to form the bottle body.
In production, firstly, raw materials are heated in an injection molding mechanism and then are subjected to injection molding to form bottle blanks, then the bottle blanks are conveyed into a blowing mechanism through a transfer mechanism when not cooled and hardened, and finally the received bottle blanks are blown into bottle bodies by the blowing mechanism and then conveyed outwards.
The existing blowing mechanism includes a mold assembly that opens and facilitates removal of the bottle therein after blowing of the bottle is completed. When the mould assembly is composed of two side templates, when the mould is opened, the adjacent side templates form a bottle taking channel for the bottle body to be taken out through back translation, and the bottle body is taken out through the bottle taking component. In this in-process, the diameter that the translation distance that dorsad of side form needs to be greater than whole bottle leads to the side form to open and shut apart from increasing, both need provide great operating space for the mould subassembly, has increased the size of blowing mechanism, especially when setting up multiunit mould subassembly, the operating space that needs to reserve is bigger, has still increased the mould subassembly single and has opened and shut required duration, has reduced machining efficiency, the great distance that opens and shuts of side form needs the increase energy consumption, the influence is used and is experienced.
In addition, the mould subassembly still can comprise side form board and die block board, and when the die sinking, die block board lateral translation makes the die cavity bottom uncovered for the bottle breaks away from the die cavity through the free fall mode, leads to the bottle that does not completely cool off the sclerosis to realize striking with the die cavity lateral wall because of the gesture slope at the free pot body in-process, makes the bottle take place to strike the condition of deformation or fish tail, influences bottle quality and pleasing to the eye.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides the blowing and injecting machine, the bottom template supports the bottle body to stably separate from the mold cavity downwards, and the bottle taking channel which is convenient for the bottle body to move outwards is formed at the side part of the bottle body, so that the opening and closing distance of the side template is effectively reduced, the number of mold assemblies is increased by reducing the occupied space, the space utilization efficiency and the processing efficiency are effectively improved, and the quality of the bottle body and the attractiveness of the bottle body are ensured.
The invention is realized by the following modes: the utility model provides a take notes of over-and-under type die block to blow all-in-one, includes injection moulding mechanism, bottle blowing mechanism and transfer mechanism, and bottle blowing mechanism receives the bottle base that comes from injection moulding mechanism and blows through transfer mechanism and forms the bottle, bottle blowing mechanism including can enclose close the mould subassembly that forms the die cavity and blow the subassembly with die cavity complex, the bottle base is put into the die cavity and is blown by the blowing subassembly and form the bottle, the mould subassembly includes that the bisymmetry sets up and forms the side form board of die cavity lateral wall and form the die block board of die cavity diapire, and the side form board each other is when carrying on the back the translation and breaking away from with the bottle lateral wall, and the die block board descends and the bearing bottle is synchronous to move down to form. The die block board moves down and provides the drawing of patterns passageway that breaks away from the die cavity downwards for the bottle, and utilize side form below space to form the bottle passageway of getting that makes things convenient for the bottle to move outward, the displacement when effectively reducing the side form die sinking, the volume of bottle blowing mechanism has been reduced effectively, promote space utilization efficiency, effectively reduce energy consumption and wearing and tearing when the side form opens and shuts the mould in addition, can shorten the single time required of opening and shutting the mould under the condition that does not promote the mould moving speed that opens and shuts, and then promote machining efficiency, promote the use experience, in addition, die block board bearing bottle descends steadily with specific gesture, effectively prevent the bottle when not having complete cooling with die cavity lateral wall or die cavity below ground striking and take place the condition of deformation and fish tail, ensure bottle quality and aesthetic property.
Preferably, the bottle blowing mechanism comprises a lifting driving assembly for driving the bottom template to move, and the lifting driving assembly drives the bottom template to fall from the blowing station to the bottle taking station so as to form the bottle taking channel between the bottom template and the side template. The lifting driving assembly can drive the bottom template to stably lift in a horizontal posture, so that the bottle body can be ensured to be downwards separated from the mold cavity in the horizontal posture and conveyed to the inner port of the bottle taking channel, and the bottle body is conveniently separated from the mold assembly through the bottle taking channel. When the bottom template is positioned at a blowing station and the side templates are closed oppositely, the bottom template is matched with the side templates to form a sealed die cavity.
Preferably, when the bottom die plate is located at a bottle taking station, the height difference between the top surface of the bottom die plate and the bottom edge of the side die plate is larger than the height of the bottle body, and the bottle body is arranged in a height dislocation mode with the side die plate after falling down along with the bottom die plate, so that the bottle body can be translated through a bottle taking channel and separated from the die assembly. When the die block board is in getting the bottle station, the bottle is located the inner port department of getting the bottle passageway, and at this moment, the top edge of bottle is less than the side form board bottom edge setting, ensures to set up on the arbitrary direction of bottle and gets the bottle passageway, and can not receive the hindrance of side form board, effectively simplifies the structure, effectively utilizes mould subassembly below space, makes things convenient for the bottle to take out.
Preferably, the lifting driving assembly comprises a support with a vertical guide rod, a bearing platform capable of lifting along the vertical guide rod and a vertical driving cylinder fixedly connected to the support, the bottom template is fixedly connected to the bearing platform, and the vertical driving cylinder drives the bearing platform to lift along the vertical guide rod so as to enable the bottle body to be vertically separated from the mold cavity. The support plays vertical guide bar in location and the vertical actuating cylinder that drives, and vertical guide bar is used for guiding the steady effect that goes up and down of bearing platform, ensures that the die block board of rigid coupling on the bearing platform can steadily go up and down with horizontal attitude, and then ensures that the bottle can steadily go up and down, the vertical flexible end that drives actuating cylinder can vertically stretch out and draw back and order about the bearing platform and go up and down along vertical guide bar, has both ensured that the die block board can fall to the bottle station of getting that makes things convenient for the bottle to take out, still ensures that the die block board can rise to the blowing station that encloses to close formation die cavity with the.
Preferably, the bottle blowing mechanism comprises a translation driving assembly, the translation driving assembly comprises a driving part capable of horizontally reciprocating, and when the bottle blowing mechanism is used, the driving part reciprocates and drives the bottle body to move outwards along the bottle taking channel. The translation drive assembly is used for driving the bottle body to move outwards through the bottle taking channel, so that the bottle body in the mold cavity is convenient to receive subsequent bottle blanks after being moved outwards, and the processing efficiency is improved.
Preferably, the driving piece is a moving platform, the translation driving mechanism comprises a base with a horizontal guide rod and a horizontal driving cylinder fixedly connected to the base, the lifting driving assembly is mounted on the moving platform, and the horizontal driving cylinder drives the moving platform to move along the horizontal guide rod so that the bottle body moves outwards along the bottle taking channel. The moving platform is used for bearing the lifting driving assembly, the lifting driving assembly can move in a reciprocating mode through the moving platform moving along the axis of the bottle taking channel, and then the bottle body can move outwards along the bottle taking channel under the driving of the bottom template. The axis of the horizontal driving cylinder is parallel to the axis of the bottle taking channel, so that the bottle body cannot collide with peripheral parts when moving horizontally outwards, and the quality and the attractiveness of the bottle body are ensured.
Preferably, the driving part is a clamp, the horizontal driving assembly comprises a bottle taking cylinder driving the clamp to horizontally reciprocate, and the clamp clamps the bottle body and moves outwards along the bottle taking channel under the driving of the bottle taking cylinder. Anchor clamps can be driven down along getting bottle passageway reciprocating motion getting bottle cylinder, specifically, anchor clamps stretch into from outside-in and get the bottle passageway and return on the former way behind the centre gripping bottle, both ensure that the bottle can be taken out fast, still ensure the bottle can not take place the striking with peripheral part, ensure the bottle quality.
Preferably, when the bottom template is positioned at a bottle taking station, the height of the top of the bottle body is superposed with that of the bottoms of the side templates, the distance between the side templates which are opened in the back direction is larger than the diameter of the top of the bottle body, and after the mold is opened in place, gaps between the bottoms of the side templates form the tops of the bottle taking channels, so that the bottle body can be separated from the mold assembly along the central line direction of the gaps; or, the mould subassembly is opened dorsad and is formed the drawing of patterns passageway that the bottom can communicate with the passageway of getting a bottle, the translation distance of side form board is greater than the degree of depth of bottle lateral wall recess, the vertical projection of bottle is complete to fall into in the vertical projection of drawing of patterns passageway, the bottle that falls along the passageway of drawing of patterns breaks away from the mould subassembly through getting a bottle passageway.
Preferably, the injection molding mechanism comprises a material barrel screw capable of heating the raw material and an openable injection molding part, the raw material is heated and softened by the material barrel screw and is injected into the injection molding part, so that the transfer mechanism receives the bottle blanks in the injection molding part and transfers the bottle blanks to the bottle blowing mechanism, and the two bottle blowing mechanisms are respectively arranged on two sides of the injection molding part, so that the bottle blanks produced by the injection molding part are alternately conveyed to the corresponding bottle blowing mechanisms by the transfer mechanism. The injection molding mechanism is used for injection molding to form a bottle blank blown by the blowing mechanism, the injection molding mechanism and the blowing mechanism are adjacently arranged, the injection molded bottle blank can be sent into the blowing mechanism to be blown to form a bottle body before being cooled and hardened, the link of heating the bottle body can be omitted, particle raw materials can be directly used for processing the bottle body, the processing cost is reduced, and the energy consumption is reduced.
Preferably, the bottle blowing mechanism comprises at least two groups of mold assemblies arranged along the opening and closing direction of the side mold plate, injection molding cavities which are matched with the mold cavities on the mold assemblies one by one are arranged in the injection molding part, so that each group of mold assemblies can synchronously receive bottle blanks from the transfer mechanism and blow the bottle blanks into bottles, and at least one mold cavity is formed in each mold assembly. The processing efficiency is improved by arranging a plurality of groups of synchronously opening and closing molds in the bottle blowing mechanism. The injection molding part is provided with injection molding cavities matched with the number of the cavities in the bottle blowing mechanism, so that bottle blanks of a plurality of rows of injection molding cavities formed by single processing of the injection molding mechanism can be conveyed to the corresponding cavities in the same bottle blowing mechanism by the transfer mechanism, the heat consumption of the bottle blanks is reduced by shortening the time interval between injection molding operation and blowing operation, and the blowing quality is further ensured. When the bottle blowing mechanism is used, each batch of bottle blanks formed by processing of the injection molding part are alternately conveyed to the bottle blowing mechanisms on the two sides, so that the two groups of bottle blowing mechanisms receive the bottle blanks in turn to realize quick blowing processing, and the processing efficiency is effectively improved.
Preferably, the distance between the adjacent mold assemblies is larger than the opening and closing distance of the mold assemblies, so that the length of the bottle blowing mechanism along the opening and closing direction of the side mold plates is reduced, the mold assemblies in the same bottle blowing mechanism are arranged adjacently, the mold assemblies have the same opening and closing direction, the driving part is convenient to share, and the bottle body is separated from the side mold plates from the lower part of the mold cavity, so that a better movable space is reserved between the corresponding side mold plates of the adjacent mold assemblies, the volume of the bottle blowing mechanism is effectively reduced, the space utilization efficiency is improved, and the transportation is convenient.
Preferably, when the number of the mold cavities in the single mold assembly is smaller than that of the mold assemblies, the opening and closing direction of the mold assemblies and the direction of conveying the bottle blanks by the transfer mechanism are perpendicular to each other; when the number of the die cavities in the single die assembly is larger than that of the die assemblies, the opening and closing directions of the die assemblies and the direction of the bottle blank conveying by the transfer mechanism are arranged in the same direction. The number of the mold assemblies contained in the bottle blowing mechanism and the number of the mold cavities contained in the mold assemblies can be adjusted and set according to the product size, the length-width ratio of the bottle blowing mechanism is effectively controlled, the condition that the unidirectional size is too large is prevented, and the requirement on the site size is reduced.
The invention has the following outstanding beneficial effects: the bottom template moves downwards and provides a demoulding channel which is separated from the mould cavity downwards for the bottle body, and a bottle taking channel which is convenient for the bottle body to move outwards is formed by utilizing the space below the side mould plate, so that the moving distance of the side mould plate during the mould opening stroke is effectively reduced, the bottle body is taken out in a preset posture by translating the distance matched with the depth of the groove on the side wall of the bottle body during the mould opening, the volume of a bottle blowing mechanism is effectively reduced, the synchronous processing and manufacturing of a plurality of rows of multi-mould cavities are facilitated, the space utilization efficiency is improved, the energy consumption and the abrasion of the side mould plate during the mould opening and closing are effectively reduced, and the time required by single mould opening and closing can, and then promote machining efficiency, promote and use experience, in addition, die block board bearing bottle descends steadily with specific gesture, prevents effectively that bottle and die cavity lateral wall or die cavity below ground striking from taking place the condition of warping, ensures the bottle quality.
Drawings
FIG. 1 is a schematic view of a partial structure of a bottle blowing mechanism according to an embodiment;
FIG. 2 is a schematic cross-sectional view of an assembly of the base mold plate at a blowing station according to one embodiment;
FIG. 3 is a schematic cross-sectional view of an assembly structure of the bottom mold plate in a mode-bottle taking station according to an embodiment;
FIG. 4 is a schematic cross-sectional view of an assembly structure of the bottle body after moving along the bottle-taking channel according to an embodiment;
FIG. 5 is a schematic cross-sectional view of an assembly structure of the bottom template in a mode two bottle taking station according to the first embodiment;
FIG. 6 is a schematic structural view of the sideform in an open state according to the first embodiment;
FIG. 7 is a schematic view of a partial structure of the bottle blowing mechanism according to the second embodiment;
FIG. 8 is a schematic view of a partial structure of the bottle blowing mechanism according to the third embodiment;
in the figure: 1. the bottle comprises a bottle body, 2, a side template, 3, a bottom template, 4, a bottle taking channel, 5, a vertical guide rod, 6, a support, 7, a vertical driving cylinder, 8, a bearing platform, 9, a horizontal guide rod, 10, a horizontal driving cylinder, 11, a moving platform, 12 and a clamp.
Detailed Description
The essential features of the invention will be further explained below with reference to the drawings and the detailed description of the specification.
The first embodiment is as follows:
the embodiment provides an injection and blowing integrated machine structure with a lifting bottom template.
As shown in fig. 1, the injection and blowing integrated machine with the lifting type bottom template comprises an injection molding mechanism, a bottle blowing mechanism and a transfer mechanism, wherein the bottle blowing mechanism receives a bottle blank from the injection molding mechanism through the transfer mechanism and blows the bottle blank to form a bottle body 1, the bottle blowing mechanism comprises a mold assembly capable of enclosing to form a mold cavity and a blowing assembly matched with the mold cavity, the bottle blank is placed into the mold cavity and blown by the blowing assembly to form the bottle body 1, the mold assembly comprises two side templates 2 which are symmetrically arranged and form side walls of the mold cavity and a bottom template 3 which forms a bottom wall of the mold cavity, and when the side templates 2 are mutually translated in a back direction and separated from the side walls of the bottle body 1, the bottom template 3 descends and supports the bottle body 1 to synchronously move downwards so as to form a bottle taking channel 4 for. The die block board 3 moves down and provides the drawing of patterns passageway that breaks away from the die cavity downwards for bottle 1, and utilize 2 below spaces of side form to form the bottle passageway 4 of getting that makes things convenient for bottle 1 to move outward, moving distance when effectively reducing 2 die sinking of side form, the existing volume that reduces the bottle blowing mechanism of effect, promote space utilization efficiency, effectively reduce energy consumption and wearing and tearing when 2 die sinking of side form open and shut in addition, can shorten the single time required duration of opening and shutting the mould under the circumstances that does not promote the mould moving speed of opening and shutting, and then promote machining efficiency, promote the use experience, in addition, 3 bearing bottles 1 of die block board descend steadily with specific gesture, effectively prevent the circumstances that bottle 1 and die cavity lateral wall or die cavity below ground striking and take place the deformation, ensure bottle 1 quality.
In this embodiment, the injection molding mechanism includes a barrel screw capable of heating the raw material and an openable injection molding part, and the raw material is heated and softened by the barrel screw and injected into the injection molding part, so that the transfer mechanism receives the bottle blank in the injection molding part and transfers the bottle blank to the bottle blowing mechanism.
When the injection molding machine is used, firstly, raw materials are added into a charging barrel screw of an injection molding mechanism, and the charging barrel screw heats and softens the raw materials and then injects the softened raw materials into an injection molding cavity of an injection molding part to form a bottle blank;
then, the transfer mechanism grabs the bottle blank in the injection molding cavity and transfers the bottle blank into the mold cavity of the mold assembly, and the bottle blank is blown into the bottle body 1 by the blowing assembly (as shown in fig. 2);
finally, the mold assembly is opened to form a demolding channel, and the bottle body 1 moves downwards along the demolding channel along with the bottom mold plate 3 and then moves outwards through the bottle taking channel 4 (as shown in fig. 3 and 4), so that the bottle body 1 is taken out.
In the process, the raw materials are heated in the charging barrel screw rod and then form a bottle blank through injection molding operation, and then the bottle body 1 is formed through bottle blowing operation, so that the heat absorbed when the raw materials are heated and softened is effectively utilized, and the energy consumption for heating the bottle blank is reduced. The charging barrel screw of the injection molding mechanism is adjacent to the mold assembly of the bottle blowing mechanism, and the heat loss is reduced by shortening the transfer distance of bottle blanks.
In this embodiment the mould assembly comprises a base mould plate 3 and two side mould plates 2. When the die is closed, the two side die plates 2 move towards each other, and the bottom die plate 3 moves upwards to the blowing station, so that the side die plates 2 and the bottom die plate 3 enclose a die cavity isolated from the outside. When the die sinking, side form 2 removes dorsad, 3 downstream of die block board are to getting the bottle station for side form 2 breaks away from with 1 lateral wall of bottle, and 3 bearing of die block board are moving 1 steady downstream of bottle, ensure that bottle 1 can not take place the striking with side form 2, ensure that 1 profile of bottle satisfies the processing requirement.
In this embodiment, the mold assembly forms the demolding channel which makes things convenient for the bottle 1 to break away from the mold cavity by moving the bottom template 3 downwards, make the bottle 1 can break away from the mold cavity by moving downwards, effectively reduce the requirement on the mold opening distance of the side template 2, make the translation distance of the side template 2 effectively reduced, the moving range of the side template 2 is reduced to reduce the volume of the bottle blowing mechanism, the space utilization efficiency is improved, the length of parts such as a guide rod is reduced to reduce the raw material cost, the energy consumption and the abrasion of a driving part are reduced by shortening the mold opening and closing stroke distance of the side template 2, the time length required by opening and closing the mold at a single time can be shortened under the condition that the mold opening and closing moving speed is not improved, and the processing efficiency is improved by shortening the time length of single processing.
In this embodiment, the bottom mold plate 3 moves downward to form the bottle taking channel 4 between the bottom mold plate 3 and the sideform 2, and the downward movement distance of the bottom mold plate 3 can be set according to actual conditions, so as to adjust the mold opening and closing distance of the sideform 2. Specifically, the method comprises the following steps:
in the first mode, when the bottom template 3 is located at a bottle taking station, the height difference between the top surface of the bottom template 3 and the bottom edge of the side template 2 is greater than the height of the bottle body 1, the bottle body 1 is arranged in a staggered manner with the height of the side template 2 after falling down along with the bottom template 3, so that the bottle body 1 can be translated through the bottle taking channel 4 and separated from the mold assembly, the falling height of the bottom template 3 is greater, the bottle body is suitable for the condition that the lower space of the bottle blowing mechanism is greater in height, the mold opening and closing distance of the side template 2 is only related to the side wall profile of the bottle body 1, and the horizontal projections of the side template 2 and the bottle body 1 are completely staggered, so that the bottle body 1 can be provided with the bottle taking channel 4 in each peripheral direction, and cannot.
In a second mode, as shown in fig. 5, when the bottom template 3 is at the bottle taking station, the top of the bottle body 1 is highly overlapped with the bottom of the side templates 2, the distance between the side templates 2 which are opened in the back direction is larger than the diameter of the top of the bottle body 1, after the mold is opened in place, the gap between the bottoms of the side templates 2 forms the top of the bottle taking channel 4, so that the bottle body 1 can be separated from the mold assembly along the central line direction of the gap, when the bottom template 3 falls to the bottle taking station, the top of the bottle body 1 is still positioned in the area between the side templates 2, the mold opening and closing distance of the side templates 2 needs to meet the requirements of the side wall contour of the bottle body 1 and the diameter of the top of the bottle body 1 at the same time, the bottle taking channel 4 is suitable for the condition that the height of the lower space of the bottle blowing mechanism is small, and the bottle taking channel, ensuring that the sideform 2 does not obstruct the bottle extraction operation.
In this embodiment, the sideforms 2 form the demolding channel by back-to-back translation (as shown in fig. 6), so that the vertical projections of the sidewall of the demolding channel and the sidewall of the bottle body 1 are arranged in a staggered manner, thereby preventing the bottle body 1 from being impacted when moving downwards along the demolding channel, and the translation distance of the sideforms 2 is associated with the surface contour of the sidewall of the bottle body 1. Specifically, the method comprises the following steps:
when the side wall of the bottle body 1 is a cylindrical annular flat surface, the side template 2 only needs to be translated to meet the requirement of being separated from the side wall of the bottle body 1 after translation, preferably less than 1cm, so that the vertical projection of the side template 2 and the vertical projection of the bottle body 1 are arranged in a staggered manner, the bottle body 1 is conveniently separated from a mold cavity downwards, and the mold opening and closing stroke of the side template 2 is effectively controlled;
when the lateral wall of the bottle body 1 is in a reducing shape and is provided with an annular groove, the total distance for the lateral template 2 to move horizontally is larger than the difference between the diameter of the small diameter section of the bottle body 1 and the diameter of the large diameter section of the bottle body 1, so that the vertical projection of the lateral template 2 and the vertical projection of the bottle body 1 are arranged in a staggered manner, the bottle body 1 is conveniently separated from the die cavity downwards, and the stroke of the opening and closing die of the lateral template 2 is effectively controlled.
In this embodiment, when the bottle blowing mechanism adopts the second mode, the diameter of the equal-height section between the top of the bottle body 1 and the sideform 2 is required to be the minimum value of the translational distance of the sideform 2, and the minimum translational distance of the sideform 2 required for the bottle body 1 to be separated from the mold cavity is calculated by the above-mentioned method.
In this embodiment, the bottle blowing mechanism includes a lifting driving assembly and a translation driving assembly for driving the bottom mold plate 3 to move. The lifting drive assembly drives the base 3 from the blowing station down to the bottle extraction station so that the bottle extraction passage 4 is formed between the base 3 and sideform 2. But translation drive assembly includes horizontal reciprocating motion's driving piece, and during the use, driving piece reciprocating motion orders about bottle 1 along getting bottle passageway 4 and outwards removing, specifically, translation drive assembly orders about the whole bottle passageway 4 removal of getting of lift drive assembly for bottle 1 is along getting bottle passageway 4 outwards translation through die block board 3 along with lift drive assembly, realizes getting the bottle operation.
In this embodiment, the lift drive assembly includes the support 6 of taking vertical guide bar 5, can follow the bearing platform 8 that vertical guide bar 5 goes up and down and the vertical actuating cylinder 7 that drives of rigid coupling on support 6, 3 rigid couplings of die block board are on bearing platform 8, and vertical actuating cylinder 7 that drives orders about bearing platform 8 goes up and down along vertical guide bar 5 to make bottle 1 vertically break away from the die cavity. Be equipped with three at least vertical guide rods 5 that are parallel to each other and divide and put on support 6, both ensured 6 structural stability of support, can also ensure that bearing platform 8 steadily goes up and down, provides the outrigger for die block board 3, and then ensures that die block board 3 can be sealed with 2 bottom edges of side form board when being in the blowing station and laminate. One side of the bearing platform 8 is sleeved on the vertical guide rod 5, and the top surface of the other side of the bearing platform is fixedly connected with the bottom template 3, so that the vertical guide rod 5 is effectively prevented from interfering with the side template 2. The vertical driving cylinder 7 drives the bearing platform 8 to lift through the telescopic end, so that the bottle body 1 can stably fall to the inner port of the bottle taking channel 4, the bottom template 3 and the side template 2 can form a mold cavity in an enclosing mode, and the blowing quality of the bottle body 1 is guaranteed.
In this embodiment, the driving member is a movable platform 11, the translation driving mechanism includes a base with a horizontal guiding rod 9 and a horizontal driving cylinder 10 fixedly connected to the base, the lifting driving assembly is installed on the movable platform 11, and the horizontal driving cylinder 10 drives the movable platform 11 to move along the horizontal guiding rod 9, so that the bottle body 1 moves outwards along the bottle taking channel 4. 6 bottom rigid couplings of support are on moving platform 11, and the axis of horizontal guide pole 9 and get bottle passageway 4 axis each other for parallel arrangement, moving platform 11 level is put on horizontal guide pole 9 to the cover, ensures that moving platform 11 can be followed and is got bottle passageway 4 axis and remove for bottle 1 that is located on die block board 3 can be followed and is got bottle passageway 4 and outwards carry, and then conveniently takes out bottle 1.
In this embodiment, the bottle body 1 moving to the outer port of the bottle taking channel 4 can be separated from the bottom mold plate 3 by manual means, push rod means or clamping means, so that the bottom mold plate 3 is positioned to the blowing station after moving reversely along the bottle taking channel 4 and the demolding channel in sequence, so as to blow the bottle blank again in cooperation with the side mold plate 2.
In this embodiment, the constant head tank is seted up to the face bottom that faces of side form board being located die cavity below region, the lateral margin of die block board is equipped with the locating piece, and during the compound die, the die block board rises to the blowing station earlier, and the side form board folds in opposite directions to make the constant head tank level to set on the locating piece, utilize the locating piece bottom to play the bearing effect to the locating piece, and then ensure that the die block board is stably positioned on the blowing station, utilize the self structural strength of side form board to deal with the effort that the die block board received when blowing, ensure that the die cavity wall keeps sealed.
In this embodiment, the driving portions of the lifting driving assembly and the translation driving assembly may also be a screw structure or a rack structure, which should be regarded as specific embodiments of the present invention.
In this embodiment, the guiding structures in the lifting driving assembly and the translation driving assembly may also adopt a sliding rail structure, a groove structure, and the like, which should be regarded as specific embodiments of the present invention.
Example two:
compared with the first embodiment, the present embodiment provides another specific structure of the injection and blowing integrated machine.
As shown in fig. 7, the two bottle blowing mechanisms are respectively arranged at two sides of the injection molding part, so that the bottle blanks produced by the injection molding part are alternately conveyed to the corresponding bottle blowing mechanisms by the transfer mechanism. In order to improve the processing efficiency, two bottle blowing mechanisms are respectively arranged on two sides of the injection molding part, specifically, the injection molding part can be used for forming bottle blanks in an injection molding mode and supplying the bottle blanks to the bottle blowing mechanisms on two sides in an alternating mode, so that the bottle blowing mechanisms can blow the bottles 1 by receiving the bottle blanks in an alternating mode, and the yield of the bottles 1 is improved.
In this embodiment, the bottle blowing mechanism includes at least two sets of mold assemblies arranged along the opening and closing direction of the side mold plate 2, and the injection molding part is provided with injection molding cavities matched with the mold assemblies one by one, so that each set of mold assemblies can synchronously receive bottle blanks from the transfer mechanism and blow the bottle blanks into the bottle body 1. The mould cavity on the bottle blowing mechanism with mould plastics the chamber of moulding plastics on the portion and correspond one by one, specifically, the mould cavity relative position matches with the chamber relative position of moulding plastics and corresponds for transport mechanism need not to adjust relative position between the bottle base, has both simplified structure, still promotes transportation efficiency and precision, promotes and uses experience.
In this embodiment, the distance between adjacent mold assemblies is greater than the opening and closing distance of the mold assemblies, so that the length of the bottle blowing mechanism along the opening and closing direction of the side mold plate 2 is effectively reduced, the space utilization efficiency is improved, the synchronous opening and closing of the adjacent mold assemblies is ensured, the mold assemblies are not interfered with each other, and the operation stability is ensured.
In this embodiment, when the number of the mold cavities in the single mold assembly is smaller than the number of the mold assemblies, the opening and closing direction of the mold assemblies and the direction in which the transfer mechanism conveys the bottle blanks are perpendicular to each other, for example, when the number of the mold assemblies is two and each mold assembly includes one mold cavity, the opening and closing direction of the mold assemblies and the direction in which the transfer mechanism conveys the bottle blanks are perpendicular to each other, so that the aspect ratio of the bottle blowing mechanism is effectively reduced, and the bottle blowing mechanism is convenient to transport and place. In addition, when the number of the mold cavities in a single mold assembly is greater than the number of the mold assemblies, the opening and closing direction of the mold assemblies and the direction in which the transfer mechanism conveys the bottle blanks are arranged in the same direction, for example, when the number of the mold assemblies is two and each mold assembly comprises four mold cavities, the opening and closing direction of the mold assemblies and the direction in which the transfer mechanism conveys the bottle blanks are arranged in the same direction, so that the aspect ratio of the bottle blowing mechanism is effectively reduced, the transportation and the arrangement are convenient, and the bottle blowing mechanism should also be regarded as a specific implementation manner of this embodiment.
Other structures and effects of the injection and blowing integrated machine are consistent with those of the embodiment, and are not described again.
Example three:
compared with the second embodiment, the second embodiment provides another specific structure of the injection and blowing integrated machine.
As shown in fig. 8, the driving member is a clamp 12, the horizontal driving assembly includes a bottle taking cylinder for driving the clamp 12 to horizontally reciprocate, and the clamp 12 clamps the bottle body 1 and is driven by the bottle taking cylinder to translate outwards along the bottle taking channel 4. When the bottle 1 moves to getting the interior port of bottle passageway 4 along die block board 3, anchor clamps 12 are driven down along getting bottle passageway 4 and are removed after snatching bottle 1 getting bottle cylinder for bottle 1 breaks away from die block board 3 along getting bottle passageway 4. When the bottle body 1 is moved to the outer end of the bottle taking channel 4, the clamp 12 releases the bottle body 1 so that the bottle body 1 falls into the designated receiving area and is ready to grasp the bottle body 1 again.
In this embodiment, the clamps 12 may correspond to the mold cavities one by one, and the purpose of one clamp 12 grasping a plurality of bottle bodies 1 can be achieved by lengthening the clamp 12, which should be regarded as a specific implementation manner of this embodiment.
Other structures and effects of the injection and blowing integrated machine are consistent with those of the second embodiment, and are not described again.
Claims (10)
1. The utility model provides a take notes of over-and-under type die block to blow all-in-one, includes injection moulding mechanism, bottle blowing mechanism and transfer mechanism, and bottle blowing mechanism receives the bottle base that comes from injection moulding mechanism and blows through transfer mechanism and forms bottle (1), bottle blowing mechanism is including enclosing the mould subassembly that closes and form the die cavity and blowing subassembly with the die cavity complex, the bottle base is put into the die cavity and is blown by the blowing subassembly and form bottle (1), its characterized in that, the mould subassembly includes that bisymmetry sets up and forms side form (2) of die cavity lateral wall and form die cavity bottom wall's die block (3), and when side form (2) each other is the translation dorsad and breaks away from with bottle (1) lateral wall, die block (3) descend and support bottle (1) and move down in step to form bottle passageway (4) of getting that supplies its level to move outwards at bottle (1.
2. The injection-blowing integrated machine with the lifting type bottom template as claimed in claim 1, wherein the bottle blowing mechanism comprises a lifting driving assembly for driving the bottom template (3) to move, and the lifting driving assembly drives the bottom template (3) to fall from a blowing station to a bottle taking station so as to form the bottle taking channel (4) between the bottom template (3) and the side template (2).
3. The injection and blowing integrated machine with the lifting bottom template as claimed in claim 2, wherein when the bottom template (3) is located at a bottle taking station, the height difference between the top surface of the bottom template (3) and the bottom edge of the side template (2) is greater than the height of the bottle body (1), and the bottle body (1) is arranged in a height dislocation way with the side template (2) after falling down along with the bottom template (3), so that the bottle body (1) can be translated through the bottle taking channel (4) and separated from the mold assembly.
4. The injection and blowing integrated machine with the lifting bottom template as claimed in claim 3, wherein the lifting driving assembly comprises a support (6) with a vertical guide rod (5), a bearing platform (8) capable of lifting along the vertical guide rod (5) and a vertical driving cylinder (7) fixedly connected to the support (6), the bottom template (3) is fixedly connected to the bearing platform (8), and the vertical driving cylinder (7) drives the bearing platform (8) to lift along the vertical guide rod (5) so as to vertically separate the bottle body (1) from the mold cavity.
5. The integrated machine with the lifting type bottom mold plate for injection and blow molding according to claim 2, wherein the bottle blowing mechanism comprises a translation driving assembly, the translation driving assembly comprises a driving member capable of horizontally reciprocating, and when the integrated machine is used, the driving member reciprocates and drives the bottle bodies (1) to move outwards along the bottle taking channel (4).
6. The injection and blowing integrated machine with the lifting bottom template is characterized in that the driving part is a moving platform (11), the translational driving mechanism comprises a base with a horizontal guide rod (9) and a horizontal driving cylinder (10) fixedly connected to the base, the lifting driving assembly is mounted on the moving platform (11), and the horizontal driving cylinder (10) drives the moving platform (11) to move along the horizontal guide rod (9) so as to enable the bottle bodies (1) to move outwards along the bottle taking channel (4); or, the driving piece is anchor clamps (12), the horizontal drive subassembly is including driving about anchor clamps (12) horizontal reciprocating motion's the bottle cylinder of getting, and anchor clamps (12) centre gripping bottle (1) and are driven down along getting bottle passageway (4) outwards translation at the bottle cylinder of getting.
7. The injection-blowing integrated machine with the lifting bottom template as claimed in claim 2, wherein when the bottom template (3) is at a bottle taking station, the top of the bottle body (1) is highly overlapped with the bottoms of the side templates (2), the distance between the side templates (2) which are opened in the back direction is larger than the diameter of the top of the bottle body (1), and after the mold is opened in place, gaps between the bottoms of the side templates (2) form the top of the bottle taking channel (4), so that the bottle body (1) can be separated from the mold assembly along the central line direction of the gaps; or, the mould subassembly is opened dorsad and is formed the drawing of patterns passageway that the bottom can lead to with getting bottle passageway (4), the translation distance of side form board (2) is greater than the degree of depth of bottle (1) lateral wall recess, the vertical projection of bottle (1) is complete to fall into in the vertical projection of drawing of patterns passageway, bottle (1) along the whereabouts of drawing of patterns passageway break away from the mould subassembly through getting bottle passageway (4).
8. The injection and blowing integrated machine with the lifting bottom template as claimed in any one of claims 1-7, wherein the injection mechanism comprises a cylinder screw capable of heating raw materials and an openable injection molding part, the raw materials are heated and softened by the cylinder screw and injected into the injection molding part, so that the transfer mechanism receives bottle blanks in the injection molding part and transfers the bottle blanks to the bottle blowing mechanism, and the bottle blowing mechanisms are two and are respectively arranged at two sides of the injection molding part, so that the bottle blanks produced by the injection molding part are alternately transferred to the corresponding bottle blowing mechanisms by the transfer mechanism.
9. The injection-blowing integrated machine with the lifting bottom template as claimed in claim 8, wherein the bottle blowing mechanism comprises at least two sets of mold assemblies arranged along the opening and closing direction of the side templates (2), and injection molding cavities matched with the mold assemblies one by one are arranged in the injection molding part, so that each set of mold assemblies can synchronously receive bottle blanks from the transfer mechanism and blow the bottle blanks into the bottle bodies (1).
10. The injection-blowing integrated machine with the lifting bottom die plate is characterized in that the distance between adjacent die assemblies is greater than the opening-closing distance of the die assemblies so as to reduce the length of the bottle blowing mechanism along the opening-closing direction of the side die plate (2); or when the number of the die cavities in the single die assembly is smaller than that of the die assemblies, the opening and closing direction of the die assemblies and the direction of conveying the bottle blanks by the transfer mechanism are perpendicular to each other; or when the number of the die cavities in the single die assembly is larger than that of the die assemblies, the opening and closing directions of the die assemblies and the direction of conveying the bottle blanks by the transfer mechanism are arranged in the same direction.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110185705.5A CN112917876B (en) | 2021-02-11 | 2021-02-11 | Injection and blowing integrated machine with lifting bottom template |
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| CN202110185705.5A CN112917876B (en) | 2021-02-11 | 2021-02-11 | Injection and blowing integrated machine with lifting bottom template |
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| CN112917876B CN112917876B (en) | 2023-04-07 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102398361A (en) * | 2011-11-16 | 2012-04-04 | 浙江宏振机械模具集团有限公司 | Bottle preform conveying device |
| CN104129064A (en) * | 2014-07-30 | 2014-11-05 | 江苏飞鸽友联机械有限公司 | Bottle blowing device for bottle blowing machine |
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2021
- 2021-02-11 CN CN202110185705.5A patent/CN112917876B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102398361A (en) * | 2011-11-16 | 2012-04-04 | 浙江宏振机械模具集团有限公司 | Bottle preform conveying device |
| CN104129064A (en) * | 2014-07-30 | 2014-11-05 | 江苏飞鸽友联机械有限公司 | Bottle blowing device for bottle blowing machine |
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| CN112917876B (en) | 2023-04-07 |
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