217 results about "Blowing bottles" patented technology

The invention relates to the technical field of plastic processing aids, and particularly discloses a pearlescent color master batch for PET bottle blowing and a preparation method of the pearlescent color master batch. The pearlescent color master batch for PET bottle blowing comprises the following raw materials in percentage by mass: 65-75% of PET carrier resin, 2-8% of a composite dispersant, 1-2% of a lubricant, 15-25% of an organic pigment and 6-10% of a pearlescent pigment, the composite dispersant comprises the following raw materials: macrocyclic oligoester, a hyperbranched polymer and an ionic liquid. When the pearlescent color master batch for the PET blown bottle is applied to preparation of the PET blown bottle, uniform dispersion can be achieved, the glossiness and the pearlescent effect of the PET blown bottle are remarkably improved, the uniformity and consistency of the appearance of a product are kept, and the PET blown bottle is endowed with unique metal texture.

The invention relates to the technical field of PE extrusion blowing process forming, and discloses a PE bottle blowing production device which comprises a base, a first connecting base, an extrusion mechanism, a blow molding mechanism, a clamping block and a cutter, the extrusion mechanism is connected to the base and used for forming a mold blank, the blow molding mechanism is connected to the base and used for blow molding a product, and the clamping block is connected to the cutter. The first connecting seat is slidably connected to the base, the clamping blocks are slidably connected to the first connecting seat, the clamping blocks are used for abutting against the outer wall of a product, the two clamping blocks are symmetrically distributed in the sliding direction of the clamping blocks, and the cutting knife is slidably connected to the base and used for separating excess materials from the product. The extrusion mechanism forms a single parison, the blow molding mechanism performs blow molding on the parison to form a product, and PE bottle blowing production, sliding of the first connecting base, driving of the two clamping blocks to be located on the two sides of the product, clamping of the product by the two clamping blocks and sliding of the first connecting base can be completed, so that excess materials are right opposite to the cutting knife, the cutting knife slides, and the excess materials at a bottle opening are cut off. The production efficiency of the device is improved.

The utility model discloses a bottle blowing machine gas circuit connecting mechanism which comprises an input pipe, the upper end of the input pipe is connected with an output pipe through a bent pipe, the surface of the bent pipe is fixedly communicated with a pressure measuring structure, the adjacent ends of the input pipe and the output pipe are both communicated with electromagnetic valves, a bypass pipe is fixedly communicated between the two electromagnetic valves, and the bypass pipe is connected with the pressure measuring structure. Through cooperation of the input pipe, the output pipe and the bent pipe, a complete gas path is formed, the completeness of bottle blowing work of the bottle blowing machine is guaranteed, through arrangement of the pressure measuring structure, when the pressure of the gas supply pipeline is too large, the pressure measuring structure monitors the pressure and controls opening of the two electromagnetic valves, and at the moment, another path is formed between the input pipe and the output pipe to relieve the gas conveying pressure; the safety of a gas circuit is guaranteed, risks such as pipe explosion are avoided, and the safety and the practicability are high.

The utility model discloses a multi-cavity continuous heating bottle blowing machine pitch changing mechanism which comprises a plurality of blank feeding guide rail cushion blocks, a blank moving X air cylinder seat is installed on the tops of the blank feeding guide rail cushion blocks, a first air cylinder is installed on the blank moving X air cylinder seat, a first linear sliding block guide rail is installed on the tops of the blank feeding guide rail cushion blocks, and a second linear sliding block guide rail is installed on the linear sliding block guide rail. A blank moving X driving seat is mounted on an upper slide way of the linear slide block guide rail I, and the output end of the air cylinder I is connected with the blank moving X driving seat; a blank moving Y-shaped material is installed on the top of the blank moving X-shaped driving base, a blank moving Y-shaped air cylinder base is installed on the blank moving Y-shaped material, a front blank moving block and a rear blank moving block are installed on the blank moving Y-shaped material in a sliding way, and the front blank moving block and the rear blank moving block are installed on the blank moving Y-shaped material through a blank moving Y-shaped driving base sliding way. The stroke of the second air cylinder and the stroke of the third air cylinder are different, two bottle blanks are pulled apart by a certain distance (bottle blowing distance) from the initial adjacent distance through the second air cylinder and the third air cylinder, the distance changing function is achieved, the structure is simple, and operation is easy.

The invention relates to the technical field of plastic bottle production, and discloses a plastic bottle pressurizing and blowing device and a bottle blowing method thereof, and cold air is quickly sprayed to the outer surface of a just formed plastic bottle through air holes uniformly formed in the inner wall of a mold cavity. Cold air is in direct contact with the plastic bottles, heat is rapidly taken away through forced convection, and the plastic bottles are cooled and shaped in a short time. Compared with a traditional natural cooling mode, the cooling efficiency is remarkably improved through the cooling mode, the product quality is guaranteed, the production cycle of a single product is shortened, and therefore the overall production efficiency is improved. In addition, the high-pressure gas in the main exhaust pipe is shunted through the auxiliary gas filling pipe, so that the cross sectional area of circulation of the high-pressure gas can be increased, the total flow of the gas entering the bottle preform can be increased, and the expansion speed of the bottle preform is obviously increased.

The utility model provides a kind of air purification drying device for bottle blowing, it is related to bottle blowing processing technical field, and it includes: box body;The box body is fixed on bottle blowing equipment, and there is an exhaust pipe welded on the right side of box body, and the exhaust pipe is connected with bottle blowing gas supply pipeline, and filter screen seat is inserted on the box body.The device adopts filter screen and filter box double filtration structure, gas is first intercepted large particle impurities by filter screen, and then passes through filter box filled with filter cotton and activated carbon.Filter cotton can further filter fine particles, and activated carbon can effectively remove odour, harmful gas and other gases by virtue of strong adsorption capacity, and the combination of the two greatly improves the depth and precision of air purification;The base block at the top end of the inner wall of box body is connected with cleaning brush by spring rod, and when pulling filter screen seat, cleaning brush can automatically clean the sundries on filter screen, and spring rod can ensure that cleaning brush is always in close contact with filter screen, even if wear, it can also automatically follow up, reduce manual cleaning frequency, reduce maintenance cost and workload.

The utility model discloses a linear injection-blowing-filling-sealing all-in-one machine which comprises a machine frame, a vertical injection molding machine, a handover station, a bottle blowing device, a filling device, a sealing device, a bottle discharging device, a linear transfer device and a bottle conveying device, wherein the vertical injection molding machine, the handover station, the bottle blowing device, the filling device, the sealing device and the bottle discharging device are arranged on the machine frame. The bottle inlet and outlet lines of the bottles in the bottle preform forming mold, the handover station, the bottle blowing device, the filling device, the sealing device and the bottle outlet device in the vertical injection molding machine are the same central axis; the linear transfer device is arranged in an opening and closing mode in the transverse width direction of the rack so as to be used for containing, receiving and preserving heat of a row of bottle preform columns which freely fall off when the bottle preform forming molds are demolded and transferring the bottle preform columns to a handover station in a sliding mode. And the bottle conveying device is used for simultaneously clamping a plurality of groups of bottle rows which are sequentially arranged on the central axis between the handover station and the sealing device, respectively moving the bottle rows to the next station and then returning the bottle rows to the previous station along the central axis. The device is simple in overall structure and high in action precision, energy consumption and cost can be effectively reduced, and meanwhile production efficiency is improved.

The utility model relates to the technical field of cosmetic glass bottle production, in particular to a cosmetic glass bottle blowing mechanism which comprises four supporting rods, a conveying belt is fixedly mounted among the four supporting rods, and mounting plates are fixedly connected to the middle of the front end and the middle of the rear end of the conveying belt. And anti-falling mechanisms are installed on the upper portions of the outer side faces of the two installation plates in a penetrating and inserting mode, and fixing assemblies are fixedly connected to the left portion and the right portion of the front end of the conveying belt. According to the cosmetic glass bottle blowing mechanism, the electric push rod in the anti-falling mechanism can push the anti-falling plate to a proper position according to the size of the cosmetic glass bottle, and the movable wheels which are distributed on the anti-falling plate at equal intervals pairwise can rotate along with the movement of the glass bottle while slightly pressing the glass bottle to prevent the glass bottle from falling, so that the cosmetic glass bottle can be blown out conveniently. And frictional resistance is reduced, so that the equipment can meet the conveying requirements of glass bottles of various sizes, and the universality of the equipment and the production continuity are improved.

The utility model discloses a bottle blowing air shower, and relates to the field of air showers. The air shower comprises an air shower body, the side face of the air shower body is matched with a sealing door in a rotating mode, the top of an inner cavity of the air shower body is matched with an air blowing assembly in a rotating mode, a discharging groove is formed in the bottom of the inner cavity of the air shower body, a grating plate is arranged on the inner wall of the discharging groove, and a clamping assembly is arranged on the top of the grating plate. According to the dust blowing device, the driving assembly is arranged, the driving assembly controls the air blowing assembly to continuously rotate in the working process to adjust the position so as to clean different positions of a bottle body, the situation that workers need to continuously adjust the position of the bottle body is reduced, and the dust blowing effect is improved; by arranging the filter assembly, a worker can replace the filter assembly more conveniently, and by arranging the dust storage assembly, impurities can be conveniently collected and cleaned more conveniently, so that the use convenience of the device is improved.

The utility model relates to the field of plastic processing especially a kind of bottle blowing device.The bottle blowing device includes injection device and blow molding structure;Blow molding structure includes base, the guide pillar is slidably installed on the base, the top of the guide pillar is fixed with upper mounting plate, the bottom of the upper mounting plate is equipped with blow needle, the guide pillar is slidably installed with lifting plate, the bottom of the lifting plate is equipped with upper die, and the upper die is used to clamp bottle blank;The top of the base is equipped with blank mould;The side of the blank mould is equipped with the feed inlet being communicated with the cavity, and the injection device includes screw rod, and the screw rod can be moved to be communicated with feed inlet;When lifting plate moves downward, injection device injects blank mould, and blow needle inserts blank mould and blows, to form hollow bottle blank.The utility model provides a kind of bottle blowing device with the advantage that it can keep pressure and supplement raw materials when blowing bottles, thereby improving the yield.

The utility model discloses a bottom die locking structure of a bottle blowing die, which relates to the technical field of bottle blowing dies and comprises a bottom die, an inner bayonet seat, a bottom die water conveying disc, a connecting seat and a bottom die seat which are detachably connected in sequence, and a locking shaft and a machine clamping seat fixed on a bottle blowing machine are additionally arranged on the basis of the bottom die, the inner bayonet seat, the bottom die water conveying disc, the connecting seat and the bottom die seat. The locking shaft penetrates through the bottom die base and is provided with a horizontal through groove, and the machine clamping base is provided with a horizontal clamping pin. The bottom die is pushed laterally, so that the horizontal through groove of the locking shaft is in transverse clamping fit with the clamping pin, and rapid locking of the die is achieved. And clamping can be relieved by reverse side pushing, and disassembly is completed. A traditional multi-bolt fixing mode is abandoned, the disassembly and assembly time is remarkably shortened, meanwhile, the mold locking stability is ensured through rigid matching of transverse clamping, and the mold locking mechanism is suitable for high-frequency production scenes.

The present invention discloses a bottle blowing device for the production of plastic packaging bottles, which relates to the technical field of plastic packaging bottle production. The bottle blowing device includes: an extrusion mechanism for extruding a parison; a blow molding module including a first mold and a second mold. When the first mold and the second mold are in the mold closing position, the extruded parison is located in the mold cavity formed between the first mold and the second mold; a mouth expanding assembly respectively arranged on the first mold and the second mold. The mouth expanding assembly includes a mouth expanding plate and a mouth expanding driving assembly, and the mouth expanding driving assembly is in transmission connection with the mouth expanding plate. When the blow molding module drives the parison to move from the mold closing position to the blow molding position, under the drive of the mouth expanding driving assembly, the mouth expanding plate extends into and abuts against the air inlet end position of the parison; a blowing assembly including a blowing driving assembly and a blowing pipe, and the blowing driving assembly is used to drive the blowing pipe to blow mold the parison in the mold cavity. This bottle blowing device can ensure that the blowing pipe smoothly enters the parison and guarantee the blow molding quality.

The present invention belongs to the technical field of bottle preform cleaning, and specifically relates to a self-cleaning bottle preform blowing system, which includes a bottle unscrambling assembly, a bottle loading assembly, a ring conveying assembly, a heating assembly, a molding assembly, and a bottle lowering assembly, which are sequentially distributed. The system also includes a cleaning assembly, which includes a bottle preform conveying guide rail connected between the bottle unscrambling assembly and the bottle loading assembly, and a cleaning box located on one side of the bottle preform conveying guide rail; a pneumatic clamping and transferring structure is provided on the side of the cleaning box, which sleeves the bottle preform on the outside of a cleaning needle tube; the rotation of the cleaning needle tube is used to complete the flushing, scraping, and drying operations, thereby ensuring the cleanliness of the interior of the bottle preform.

1. The name of the design product: blow-filling-sealing integrated machine equipment. 2. The use of the design product: a device for blow-bottle-filling-sealing, mainly used for blow-filling-sealing production line to make containers from medical polyethylene (PE) or polypropylene (PP) particles, and automatically complete filling and sealing. 3. The design points of the design product: the combination of shape and pattern. 4. The picture or photo that best indicates the design points: perspective view. 5. The bottom of the design product is the part that is not easy to see or cannot be seen during use, so the top view is omitted.

The utility model relates to the technical field of medicine packaging, in particular to a bottle body conveying mechanism and a medicine packaging line, the bottle body conveying mechanism comprises a rack, a first limiting plate, a second limiting plate, a detection device, a bottle blowing device and a controller, and a conveying belt used for conveying bottle bodies is arranged on the rack; the first limiting plate and the second limiting plate are oppositely arranged on the two sides of the conveying direction of the conveying belt in a spaced mode, and the interval between the second limiting plate and the first limiting plate forms a limiting channel for bottle bodies to pass through; a bottle outlet communicated with the limiting channel and the outside is formed in the lower end of the first limiting plate; the detection device is used for detecting whether the bottle body moving to the front of the bottle outlet turns over or not; the bottle blowing device is arranged on the second limiting plate and is opposite to the bottle outlet; the detection device and the bottle blowing device are both electrically connected with the controller, when the detection device detects that the bottle body is tilted, the controller controls the bottle blowing device to blow air, the tilted bottle body can be blown out of the limiting channel from the bottle outlet, and the tilted bottle body is prevented from entering a next work station.

The utility model discloses an intelligent bottle blowing, sterilizing and air drying all-in-one machine for packing materials, which relates to the technical field of packing material processing and comprises a box body, a first transmission device is arranged in the box body, and a conveying group is movably connected onto the first transmission device. A first conveying disc and a second conveying disc are arranged in the box body and located below the input end and the output end of the conveying set respectively, a third conveying belt is arranged outside the box body, a mounting table is arranged in the box body, and a workbench is fixedly mounted on the mounting table through a lifting mechanism. A first spray head for blowing bottles, a second spray head for sterilizing and a third spray head for air drying are arranged on the workbench, the bottles on the third transmission belt are transmitted to the transmission group through the first transmission disc, the heads of the bottles face downwards through the transmission group, and the bottles are blown, sterilized and air-dried through the first spray head, the second spray head and the third spray head. The bottles are conveyed to the third conveying belt through the second conveying disc, and continuous and automatic production is achieved.

The application discloses a blow molding mold, which comprises an inner wall for defining a container body, and an inner molding surface and an outer molding surface for defining a container bottom, wherein the outer molding surface comprises a bottom molding surface for defining a part of the container bottom, a bottom foot forming position for defining a container bottom foot, and a bottom edge molding surface for defining a bottom edge portion; an annular groove is arranged between the inner molding surface and the outer molding surface, an exhaust groove is arranged at a radial far end of the outer molding surface, and an exhaust structure for directly or indirectly connecting a cavity space to the outside is arranged in the annular groove and / or the exhaust groove. The annular groove, the exhaust groove and the communication groove for connecting the annular groove and the exhaust groove are arranged at the bottom of the blow molding mold, and the exhaust structure for directly or indirectly connecting the cavity space to the outside is arranged in the annular groove and / or the exhaust groove, so that air at corresponding positions of the container bottom can be quickly exhausted, air resistance during expansion molding of the container bottom is reduced, and the container bottom is beneficial to be molded when a bottle is blown under low pressure.

The invention provides a glass processing bottle blowing forming die and a bottle blowing method, and relates to the technical field of glass processing.The glass processing bottle blowing forming die comprises a die station rotary table and glass forming die bodies, the multiple glass forming die bodies are arranged at the upper end of the die station rotary table and distributed at equal intervals, and the glass forming die bodies further comprise first forming die bodies and second forming die bodies; a first mold fixing strip is arranged on the side surface of the first forming mold; a second mold fixing strip is arranged on the side surface of the second forming mold; a plurality of glass forming molds are rotated at intervals by rotating a mold station rotating disc, a station rotating disc base is arranged at the lower end of the mold station rotating disc, a plurality of machining stations are integrally arranged on the side face of the station rotating disc base, and a glass water frame high platform is arranged at the upper end of one machining station. A glass water conveying pipe is fixedly installed at the upper end of the glass water frame high table, glass water heated and melted in the glass water conveying pipe is extruded into a hollow softened glass pipe in the hollow blank extrusion head, and a section of the softened glass pipe is placed in a glass forming mold.

This invention relates to the field of blow molding air pressure control, specifically to a blow molding machine control method and device for reducing defect rates. The method obtains the temperature distribution consistency at the current moment based on the differences in temperature data between different contact points on the inner wall of the bottle mold at previous moments. It analyzes the air pressure in the blow molding machine's air path and the internal air pressure of the preform during the blow molding process to obtain a first blow molding progress index for the current moment. Based on the correlation between the changes in the preform's internal air pressure at previous moments and the extension speed of the tension rod, as well as the extension length and speed of the tension rod at the current moment, it obtains a second blow molding progress index for the current moment, thereby obtaining the current working progress parameters. Based on the current temperature distribution consistency and working progress parameters, the blowing air pressure of the blow molding machine is adjusted in real time. This invention can effectively control the blow molding air pressure and improve the quality of the finished product.

The invention belongs to the technical field of bottle blank cleaning, and particularly relates to a bottle blowing system capable of automatically cleaning bottle blanks, which comprises a bottle arranging assembly, a bottle feeding assembly, an annular conveying assembly, a heating assembly, a forming assembly and a bottle discharging assembly which are sequentially distributed, and further comprises a cleaning assembly, the cleaning assembly comprises a bottle blank conveying guide rail connected between the bottle arranging assembly and the bottle feeding assembly and a cleaning box located on one side of the bottle blank conveying guide rail. A pneumatic clamping and transferring structure is arranged on the side portion of the cleaning box, and the bottle blank is arranged on the outer side of the cleaning needle tube in a sleeving mode. Washing, scraping and drying operations are completed through rotation of the cleaning needle tube, and then cleanness of the interior of the bottle blank is guaranteed.

The utility model relates to the technical field of plastic beverage bottles, and discloses a novel plastic beverage bottle which comprises a bottle body, the bottle body is of a calabash-shaped structure and comprises a clamping opening part, a bottle neck part and a containing part, the clamping opening part is located in the middle of the bottle body, and a swing cover is hinged to the bottle neck part. The bottle body is designed to be of a gourd-shaped structure, and the clamping opening part is arranged in the middle of the bottle body, so that a bottle opening can be prevented from being clamped in the bottle blowing and filling process, the technical problem that a traditional swing cover cannot be used for a plastic bottle is solved, automatic and large-scale production is facilitated, meanwhile, the bottle opening is shrunk, the stability and the yield of blow molding are improved, and the production efficiency is improved. The whole bottle is made of transparent plastic through integral blow molding, the structural strength is high, breaking is not prone to occurring, automatic production and transportation are facilitated, the containing part is in a large-capacity cylinder shape, blowing and liquid filling and storage are facilitated, the overall structure is simple, the production cost is low, and good sealing performance, portability and market adaptability are achieved; the performance and the application value of the plastic beverage bottle are obviously improved.

The full-automatic bottle blowing machine with the heat preservation function comprises a base and a control module, a bottle blowing mechanism is arranged on the base, the full-automatic bottle blowing machine further comprises a material taking robot, the material taking robot comprises a strip-shaped supporting beam, a linear driving module is arranged on the top of the strip-shaped supporting beam, a support is arranged on the top of the linear driving module, and the control module is arranged on the support. A second telescopic mechanism perpendicular to the strip-shaped supporting beam is installed on the support, the tail end of the second telescopic mechanism is connected with a horizontal strip-shaped base, the strip-shaped base is located outside the strip-shaped supporting beam, and a third telescopic mechanism is perpendicularly installed in the middle of the top face of the strip-shaped base. During use, after the U-shaped gripper grabs a bottle preform, the U-shaped gripper can walk to a bottle blowing mold along the middle of the strip-shaped baffle under the driving of the linear driving module, and then the bottle preform is directly placed in the bottle blowing mold by the material taking robot, so that the phenomenon that the temperature of the bottle preform is reduced to lose ductility is avoided, and the temperature of the preform can be prevented from being reduced; the temperature of the bottle preform is reduced and the optimal ductility is lost.

The utility model provides bottled product production equipment. The bottled product production equipment comprises a blank arranging device, a bottle blowing device, a filling device and a cap screwing device which are connected in sequence; the machine further comprises a driving device and a control device, the driving device comprises a plurality of driving motors, and the driving motors are connected with the blank arranging device, the bottle blowing device, the filling device and the cap screwing device so as to drive the blank arranging device, the bottle blowing device, the filling device and the cap screwing device to operate. The control device comprises a controller, a communication bus and a plurality of drivers, the controller is electrically connected with the drivers through the communication bus, the controller is used for sending control signals to the drivers, and the drivers are electrically connected with the corresponding driving motors and used for driving the corresponding driving motors to operate according to the control signals. The controller is connected with all the drivers through a bus so that actions of all the devices can be controlled and coordinated at the same time, wiring among the devices is simplified, and stability and efficiency of signal transmission among the devices are improved.

The utility model belongs to the technical field of bottle blowing machines, and relates to a double-layer turntable intermittent rotary full-automatic high-speed bottle blowing machine. The bottle blowing device comprises a bottle blowing machine upper fixing frame and a bottle blowing machine lower fixing frame, and a fixed material clamping plate seat and a sliding material clamping plate seat capable of doing reciprocating rectilinear motion along one end close to or far away from the fixed material clamping plate seat are arranged between the bottle blowing machine upper fixing frame and the bottle blowing machine lower fixing frame. And a bottom supporting piece and a bottle blowing piece which can do reciprocating rectilinear motion in the vertical direction are arranged between the fixed material clamping plate seat and the sliding material clamping plate seat. The intermittent reciprocating motion of the sliding type material clamping plate seat is realized through the matching of the rotating arm connecting driving piece and the transverse moving sliding plate, the structural design is simple and stable, the intermittent reciprocating motion can be efficiently matched with other operation steps of the bottle blowing machine, and the production efficiency is improved.

This utility model discloses a hot-fill bottle type capacity adjustment and negative pressure rapid venting design structure, relating to the field of blow molding technology. The structure includes a mold cavity with a groove on its inner wall; a negative pressure block is detachably installed within the groove; a gap for rapid venting is formed between the outer periphery of the negative pressure block and the side wall of the groove; and a replaceable capacity adjustment shim is provided between the bottom of the groove and the negative pressure block. During blow molding, air between the preform and the mold can be quickly expelled through the venting gap, ensuring the bottle material completely adheres to the mold, achieving uniform crystallization and improving the product's heat resistance. Simultaneously, by replacing capacity adjustment shims of different thicknesses, the axial position of the negative pressure block can be conveniently and precisely adjusted, thereby fine-tuning the final bottle capacity.

The utility model discloses a bottle blowing mold capable of automatically ejecting a bottle bottom movable block, and relates to the technical field of bottle manufacturing. Comprising a left mold, a right mold and a pressing assembly, a forming cavity is formed between the left mold and the right mold, a bottle bottom movable block capable of vertically moving is arranged on the left mold, the forming cavity is communicated with the bottle bottom movable block, an elastic piece is arranged between the bottle bottom movable block and the left mold, and the elastic piece is used for enabling the bottle bottom movable block to be vertically away from the forming cavity; the pressing assembly is matched with the bottle bottom movable block so that the bottle bottom movable block can get close to the forming cavity. When a bottle needs to be blown, the left mold is close to the right mold, the pressing assembly is matched with the bottle bottom movable block, the bottle bottom movable block is close to the forming cavity, and the bottle bottom movable block is automatically ejected in the demolding process, so that the bottle bottom movable block is not prone to scraping down the bottle or scratching the bottle, automatic production is achieved, the bottle does not need to be taken out manually, and the production efficiency is high.

The invention discloses a special bottle blowing machine mold for recycling recycled plastics. The mold comprises a bottom plate, vertical guide rails are fixed to the two sides of the bottom plate, transverse guide rails are fixed to the upper ends of the vertical guide rails, two sliding plates are arranged between the two transverse guide rails in a sliding mode, and a plurality of half molds are symmetrically arranged on the opposite faces of the sliding plates; a supporting plate is arranged between the two vertical guide rails in a sliding mode, a connecting shaft is arranged at the position, corresponding to the position between each pair of half molds, of the supporting plate, bottom molds are fixed to the upper ends of the connecting shafts, and each bottom mold is located between the corresponding pair of half molds. Compared with the prior art, the device has the advantages of high-precision forming, self-adaptive adjustment and intelligent cleaning, the yield and the production efficiency of recycled plastic blowing bottles are remarkably improved, and meanwhile, the energy consumption and the maintenance cost are reduced.

The invention discloses a high-heat-resistance bottle-grade polyester chip and a preparation method thereof, and belongs to the technical field of polyester materials. The invention aims to solve the problems of reduced processing adaptability, degraded transparency and insufficient dimensional stability caused by improvement of heat resistance in the prior art. The polyester chip is prepared by taking purified terephthalic acid and ethylene glycol as main monomers, introducing modified phosphate and citric acid, and carrying out multi-stage esterification-polycondensation and solid-phase tackifying, wherein the modified phosphate is chemically bonded with cyclodextrin through triphenyl phosphate and KH-550 to form a structure with thermal stability, interfacial compatibility and migration inhibition functions. According to the scheme, high transparency, good melt flowability and bottle blowing efficiency are kept, the vicat softening point and crystallization controllability are remarkably improved, and collaborative optimization of high heat resistance and comprehensive processing performance is achieved.

The utility model relates to a conformal cooling water channel suitable for a carbonated bottle bottom die and a bottle blowing die, the conformal cooling water channel is arranged in the carbonated bottle bottom die and comprises a water inlet channel, a latticed water channel and a water outlet channel; the latticed water channel is close to the inner forming surface of the carbonated bottle bottom die and at least comprises a first part and a second part; the first part extends along with the shape trend of the valley bottom part of the inner forming surface; the second part extends along with the shape trend of the side peak ridge of the inner forming surface; the first part and the second part are mutually crossed; the third part surrounds along with the circumferential trend of the side peak ridge and the valley bottom part of the inner forming surface, and the third part is communicated with the first part and the second part; the water inlet channel and the water outlet channel extend inwards from the outer wall of the carbonated bottle bottom die respectively; the water inlet channel extends towards the central pit of the inner forming face and is communicated with the first part and the second part of the radial water channel, and the water outlet channel is communicated with the third part of the radial water channel. The conformal cooling water channel disclosed by the utility model has a uniform cooling effect on an inner forming surface, and belongs to the technical field of bottle blowing molds.

The invention discloses an environment-friendly plastic bottle which is prepared from the following raw materials in parts by weight: 40-60 parts of polylactic acid, 10-20 parts of polyhydroxyalkanoate, 5-10 parts of nano cellulose, 2-5 parts of maleimide compounds, 0.5-1.5 parts of a titanate coupling agent, 0.2-1 part of an ultraviolet light absorber and 1-2 parts of a plasticizer. The bottle has the beneficial effects that compared with a pure PLA bottle, the quality guarantee period of the bottle is increased by 4-5 times, and the requirement for the 6-month quality guarantee period of juice and carbonated beverages can be met; after one year of outdoor exposure, the mechanical property retention rate is greater than 70%; the MFR is stabilized to be 8-10 g / 10 min, the method is suitable for high-speed bottle blowing, and the raw material cost is about 28 thousand yuan / ton and is reduced by 15% compared with similar products (such as PLA / PBAT bottles); wood pulp NFC is replaced by reed-based NFC, the cost per ton is saved by 3000 yuan, 100% of bio-based raw materials are used, and the 180-day degradation rate under the composting condition is greater than 95%; cO2 emission in the production process is reduced by 65% compared with that of a PET bottle.