CN119974372A - A vertical injection molding machine and an injection molding method for processing skateboard accessories - Google Patents
A vertical injection molding machine and an injection molding method for processing skateboard accessories Download PDFInfo
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- CN119974372A CN119974372A CN202510467178.5A CN202510467178A CN119974372A CN 119974372 A CN119974372 A CN 119974372A CN 202510467178 A CN202510467178 A CN 202510467178A CN 119974372 A CN119974372 A CN 119974372A
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Abstract
本发明涉及注塑设备技术领域，公开了一种立式注塑机及用于滑板配件加工的注塑方法，立式注塑机包括设备主体，所述设备主体上设置有注塑单元、废屑收集单元和定位单元，所述注塑单元包括上注塑模具，所述定位单元包括上固定环，所述上固定环内壁表面开设有若干个收纳槽；通过在上固定环的内部设有多组清理机构，在注塑件冷却结束后，下注塑模具顶出注塑件，注塑件外侧毛刺会与清理机构中的毛刺刮刀相接触，使得毛刺刮刀将注塑件外侧的毛刺向下刮除，将注塑件外侧的毛刺清理干净，无需工作人员重新进行二次清理，降低了工作人员的劳动强度，提高了工作人员的使用舒适度。
The invention relates to the technical field of injection molding equipment, and discloses a vertical injection molding machine and an injection molding method for processing skateboard accessories. The vertical injection molding machine comprises an equipment main body, on which an injection molding unit, a waste chip collection unit and a positioning unit are arranged. The injection molding unit comprises an upper injection mold, and the positioning unit comprises an upper fixing ring, on the inner wall surface of which a plurality of receiving grooves are provided. By arranging a plurality of cleaning mechanisms inside the upper fixing ring, after the cooling of the injection molded part is completed, the lower injection mold ejects the injection molded part, and the burrs on the outer side of the injection molded part contact with a burr scraper in the cleaning mechanism, so that the burr scraper scrapes the burrs on the outer side of the injection molded part downwards, and cleans the burrs on the outer side of the injection molded part without the need for staff to perform secondary cleaning, thereby reducing the labor intensity of the staff and improving the comfort of use of the staff.
Description
Technical Field
The invention relates to the technical field of injection molding equipment, in particular to a vertical injection molding machine and an injection molding method for machining slide plate accessories.
Background
The vertical injection molding machine is mainly used for injecting thermoplastic plastics or thermosetting plastics into a closed mold by high pressure after heating and melting, forming plastic products with required shapes and sizes after cooling and solidifying, and in the production process of slide plate accessories, plastic accessories such as slide plate wheels, bracket bushings and the like are produced by injection molding through the injection molding machine for the production efficiency, however, a certain gap exists between an upper mold and a lower mold after the injection molding is finished, so that plastic burrs exist on the outer side of the slide plate wheels produced by injection molding, and workers are required to carry out secondary polishing and cleaning to be installed on the slide plate, thereby increasing the working flow of the workers and the labor intensity of the workers;
The utility model provides a vertical hot pressing injection molding machine's ejecting structure is proposed to chinese patent application CN116766536a, including the frame shell that moulds plastics, the frame shell inner wall bottom of moulding plastics is equipped with the ejector pad jack-up device that the execution end extends to the frame shell upper portion of moulding plastics, frame shell top one side of moulding plastics is equipped with moulds a translation discharge apparatus, the frame shell of moulding plastics is kept away from one side of moulding a translation discharge apparatus is equipped with the lift and scrapes a device, the ejector pad jack-up device is including vertical locating the actuating cylinder of frame shell inner wall bottom of moulding plastics, locates the outer tube of actuating cylinder execution end, sliding connection square piece of outer tube inner wall, bottom connection square piece upper surface, top run through the lifter of moulding plastics frame shell, locate the elasticity buffer part at lifter top, this patent is with after producing the jack-up with moulding plastics, then moves to collecting the en route in the frame, clears up the edge of moulding plastics and polishes, however this patent is only applicable to the rectangular moulding plastics, can't polish to some arc or circular moulding plastics.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the vertical injection molding machine and the injection molding method for processing the sliding plate fittings, which have the advantages of automatically cleaning burrs at the edges of plastic parts, cleaning residues in the mold and the like, and solve the problems of the vertical injection molding machine.
The vertical injection molding machine comprises an equipment main body, wherein an injection molding unit, a scrap collecting unit and a positioning unit are arranged on the equipment main body, the injection molding unit comprises an upper injection mold, the positioning unit comprises an upper fixing ring, a plurality of storage grooves are formed in the inner wall surface of the upper fixing ring, cleaning mechanisms are arranged in the storage grooves, each cleaning mechanism comprises a semicircular rotating plate, torsion springs are arranged at the positions of the semicircular rotating plates, which are in rotary fit with the inner walls of the storage grooves, and are provided with burr scrapers at the outer sides of the semicircular rotating plates, an ejection unit is arranged below the fixing ring, and each ejection unit comprises a lower injection mold;
In the die assembly process, the upper injection mold contacts the top of the semicircular rotating plate extending out of the storage groove when descending, so that the semicircular rotating plate is extruded and rotated into the storage groove;
In the die sinking process, the semicircular rotating plate rotates and resets under the action of a torsion spring, so that burr scrapers which can cover the whole cross section shape of the upper injection die are distributed on the inner wall of the upper fixing ring, when the lower injection die ejects an injection molding part, the burr scrapers contact the outer surface of the injection molding part to scrape burrs, an outer guide ring is arranged at the bottom of the upper fixing ring, and scraped burrs and scraps can enter the scrap collecting unit through the outer guide ring to be collected.
Preferably, the equipment main body comprises a top plate, the injection molding unit comprises a material taking rotary table arranged at the top of the top plate, a positioning upright column is arranged at the top of the material taking rotary table, a lifting driving mechanism and an injection molding assembly are arranged at the top of the positioning upright column, an injection molding plate is fixedly connected to the output end of the lifting driving mechanism, and an upper injection mold is arranged at the bottom of the injection molding plate.
Preferably, the coaxial fixedly connected with of semicircle revolving plate surface rotates the post, it installs to rotate the post accomodate on the inslot wall, the equal fixedly connected with torsion cardboard in both ends outside of revolving post, torsion spring overlaps respectively and establishes the both ends outside of revolving post, torsion spring both ends respectively with torsion cardboard and accomodate inslot wall fixed connection.
Preferably, the ejection unit further comprises an ejection hydraulic column, the lower injection mold is fixedly installed at the top of the ejection hydraulic column, a cleaning spring column is arranged on the outer side of the ejection hydraulic column, and a residue scraper is arranged at one end of the cleaning spring column.
Preferably, the sweeps collecting unit comprises a die plate arranged on the material taking turntable, a guide inclined plate is arranged at the bottom of the die plate, a guide frame is arranged on one side of the guide inclined plate, a collecting ring is arranged at one end of the guide frame, and a collecting pipe is arranged at one end of the collecting ring.
Preferably, the positioning unit further comprises an inner injection molding ring, the upper fixing ring, the outer guide ring and the inner injection molding ring are sequentially and fixedly connected inside the mold plate from top to bottom, and the inner diameter size of the inner injection molding ring is smaller than that of the upper fixing ring.
Preferably, the opening of the outer guide ring is inclined, so that scraped burrs and scraps can fall to the opening of the outer guide ring and slide onto the guide sloping plate along the inclined opening.
Preferably, the roof bottom is provided with the base, one side of base is equipped with the service machine case, the top of base is equipped with and is located roof all around protects the frame, the outside of protection frame is equipped with control panel.
The invention also discloses an injection molding method for processing the sliding plate fittings, and the vertical injection molding machine is used.
Compared with the prior art, the invention provides the vertical injection molding machine and the injection molding method for processing the sliding plate fittings, which have the following beneficial effects:
1. This vertical injection molding machine and be used for injection molding method of slide accessory processing is equipped with multiunit clearance mechanism through the inside at last solid fixed ring, after moulding the cooling of piece and ending, the ejecting moulding of lower injection mold, the burr outside the moulding can contact with the burr scraper in semicircle revolving plate outside for the burr scraper will mould plastics the burr outside and strike off downwards, thereby clear up the polishing around the moulding, with the burr clean up in the moulding outside, and then need not the staff and carry out the secondary clearance again, reduced staff's intensity of labour, improved staff's use comfort level.
2. According to the vertical injection molding machine and the injection molding method for processing the sliding plate fittings, the residue scraper is arranged on the outer side of the ejection hydraulic column, when a plastic part is ejected out of the lower injection molding mold, the residue scraper scrapes and cleans residues or scraps of the plastic part which remain in the inner injection molding ring, the residues or scraps of the plastic part which remain in the inner injection molding ring are prevented from affecting the next injection molding production, and the plastic part produced by the next injection molding is prevented from being incomplete, so that the yield of the plastic part production is improved, and the production cost of the plastic part is reduced.
3. This vertical injection molding machine and be used for injection molding method of slide accessory processing is discharged through outer guide ring to when the burr scraper carries out the burr clearance to the injection molding, the burr of scraping can drop to the opening of outer guide ring, make plastics burr and piece outwards drop to the top inclined plane of direction swash plate along the opening part in outer guide ring outside, then plastics burr or piece remove under the effect of gravity and drop to collecting ring to guide frame one end automatically, finally drop from collecting pipe and get up, and carry out the reutilization, and then reduced the manufacturing cost of injection molding product.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic side view of the overall structure of the present invention;
FIG. 3 is a schematic view of the structure of the scrap collecting unit of the present invention;
FIG. 4 is a schematic diagram of a positioning unit according to the present invention;
FIG. 5 is a schematic view of a cleaning mechanism according to the present invention;
FIG. 6 is a schematic view of an ejector unit according to the present invention;
Fig. 7 is a cross-sectional view of the structure of the scrap collecting unit of the present invention;
Fig. 8 is a schematic diagram of the upper die structure of the present invention.
In the figure, 1, a device main body, 11, a base, 12, a service case, 13, a control panel, 14, a top plate, 15, a protective frame, 2, an injection molding unit, 21, a material taking turntable, 22, a positioning upright post, 23, a lifting driving mechanism, 24, an injection molding assembly, 25, an injection molding plate, 26, an upper injection mold, 3, a scrap collecting unit, 31, a mold plate, 32, a guiding inclined plate, a guide frame, 34, a collecting ring, 35, a collecting pipe, 4, a positioning unit, 41, an upper fixing ring, 42, an outer guiding ring, 43, an inner injection molding ring, 5, a cleaning mechanism, 51, a rotating post, 52, a torsion clamping plate, 53, a torsion spring, 54, a semicircular rotating plate, 55, a burr scraper, 6, an ejection unit, 61, an ejection hydraulic post, 63, a cleaning spring post, 64, a residue scraper, 65 and a lower injection mold.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8, a vertical injection molding machine comprises a main body 1, wherein an injection molding unit 2, a scrap collecting unit 3 and a positioning unit 4 are arranged on the main body 1, the injection molding unit 2 comprises an upper injection mold 26, the positioning unit 4 comprises an upper fixing ring 41, a plurality of storage grooves are formed in the inner wall surface of the upper fixing ring 41, cleaning mechanisms 5 are arranged in the storage grooves, each cleaning mechanism 5 comprises a semicircular rotating plate 54, the semicircular rotating plates 54 are in rotating fit with the inner wall of each storage groove, torsion springs 53 are arranged at the rotating fit positions of the semicircular rotating plates 54, burr scraping blades 55 are arranged on the outer sides of the semicircular rotating plates 54, an ejection unit 6 is arranged below the upper fixing ring 41, and each ejection unit 6 comprises a lower injection mold 65;
In the mold closing process, the upper injection mold 26 contacts the top of the semicircular rotating plate 54 extending from the accommodating groove when descending, so that the semicircular rotating plate 54 is extruded and is rotated into the accommodating groove;
In the mold opening process, the semicircular rotating plate 54 rotates and resets under the action of the torsion spring 53, so that burr scrapers 55 which can cover the whole cross section shape of the upper injection mold 26 are distributed on the inner wall of the upper fixing ring 41, when the lower injection mold 65 ejects an injection molding part, the burr scrapers 55 contact the outer surface of the injection molding part to scrape burrs, an outer guide ring 42 is arranged at the bottom of the upper fixing ring 41, and scraped burrs and scraps can enter the scrap collecting unit 3 through the outer guide ring 42 to be collected.
Further, the equipment main body 1 comprises a top plate 14, the injection molding unit 2 comprises a material taking rotary table 21 arranged at the top of the top plate 14, a positioning upright column 22 is arranged at the top of the material taking rotary table 21, a lifting driving mechanism 23 and an injection molding assembly 24 are arranged at the top of the positioning upright column 22, an injection molding plate 25 is fixedly connected to the output end of the lifting driving mechanism 23, an upper injection molding mold 26 is arranged at the bottom of the injection molding plate 25, the material taking rotary table 21 is rotatably arranged on the upper surface of the top plate 14, three groups of positioning upright columns 22 are fixedly connected to the top plate 14, one group of positioning upright columns 22 and the top plate 14 are coaxially arranged and rotatably penetrate through the material taking rotary table 21, and the lifting driving mechanism 23 and the injection molding assembly 24 are supported through the three groups of positioning upright columns 22.
Further, the semicircular rotating plate 54 is coaxially and fixedly connected with the rotating column 51 on the surface, the rotating column 51 is rotatably installed on the inner wall of the accommodating groove, the torsion clamping plates 52 are fixedly connected to the outer sides of the two ends of the rotating column 51, the torsion springs 53 are respectively sleeved on the outer sides of the two ends of the rotating column 51, and the two ends of the torsion springs 53 are respectively fixedly connected with the torsion clamping plates 52 and the inner wall of the accommodating groove.
Wherein, in the process of driving the upper injection mold 26 to move downwards to clamp the mold by the lifting driving mechanism 23, the upper injection mold 26 continuously extrudes the semicircular rotary plate 54 around the rotary column 51 in the upper fixed ring 41 and rotates downwards, the rotary column 51 drives the torsion clamping plates 52 at the outer sides of the two ends of the rotary column to extrude the torsion springs 53 at the outer sides of the rotary column 51, the other ends of the torsion springs 53 are fixed in the upper fixed ring 41, so that the torsion springs 53 generate reaction force on the torsion clamping plates 52 until the semicircular rotary plate 54 is completely extruded into the accommodating groove, the upper injection mold 26 descends to fold with the lower injection mold 65 in the inner injection ring 43 to clamp the mold, then the injection molding assembly 24 performs injection molding in the upper injection mold 26, after the injection molding is completed, the cooling water pipes in the upper injection mold 26 and the lower injection mold 65 perform water cooling on the cooling water pipes in the inner parts, the plastic between the two is solidified and molded, then the lifting driving mechanism 23 is controlled to enable the injection molding plate 25 and the upper injection molding die 26 at the bottom of the injection molding plate to move upwards, so that the upper injection molding die 26 and the lower injection molding die 65 are separated, when the upper injection molding die 26 moves out of the upper fixing ring 41, the torsion spring 53 in the upper fixing ring 41 can enable the rotating column 51 to drive the semicircular rotating plate 54 to rotate upwards inside the fixing ring 41 due to the reaction force, further the burr scraper 55 on the outer side of the semicircular rotating plate 54 faces the center of the upper fixing ring 41, namely the semicircular rotating plate 54 drives the burr scraper 55 to rotate and reset to the outside of the containing groove, so that the burr scraper 55 which can cover the whole cross section shape of the upper injection molding die 26 extends over the inner wall of the upper fixing ring 41, after cooling is finished, part protruding burrs exist at the peripheral edges of the plastic part, and when the plastic part is ejected out of the lower injection molding die 65, the burrs on the outer side of the injection molding part are contacted with the burr scraper 55 on the outer side of the semicircular rotating plate 54, so that the burrs on the outer side of the injection molding part are scraped downwards by the burr scraper 55, the periphery of the injection molding part is cleaned and polished, the burrs on the outer side of the injection molding part are cleaned, and then a worker is not required to clean again for the second time, so that the labor intensity of the worker is reduced, the use comfort of the worker is improved, and the burrs scraped by the burr scraper 55 can fall into an opening of the outer guide ring 42 to be collected and processed by the sweeps collecting unit 3;
It should be noted that the injection assembly 24 is an injection system of a vertical injection molding machine that is responsible for injecting a plastic melt into a mold, typically including a hopper, screw, heater, nozzle, etc., the screw rotating to heat and compress plastic pellets to a high pressure state, and then injecting the molten plastic through the nozzle into the mold.
Further, the ejection unit 6 further comprises an ejection hydraulic column 61, the lower injection mold 65 is fixedly arranged at the top of the ejection hydraulic column 61, a cleaning spring column 63 is arranged on the outer side of the ejection hydraulic column 61, a residue scraper 64 is arranged at one end of the cleaning spring column 63, the residue scraper 64 is extruded outwards through the cleaning spring column 63, the outer side of the residue scraper 64 is attached to the inner wall of the positioning unit 4, the cleaning spring column 63 is extruded outwards to the residue scraper 64, the outer side of the residue scraper 64 is attached to the inner wall of the inner injection ring 43, in the process that the lower injection mold 65 ejects a top injection part, the lower injection mold 65 can drive the residue scraper 64 at the bottom of the lower injection mold to move upwards, the cleaning spring column 63 on the outer side of the ejection hydraulic column 61 can extrude the residue scraper 64 outwards, and then in the process that the residue scraper 64 moves upwards, the residue scraper 64 scrapes and cleans residues or scraps of plastic parts remained in the inner injection ring 43, the residues or scraps are prevented from affecting the next production, the plastic parts produced next time are prevented from being damaged, the cost of the plastic parts is lowered, the cost of the finished plastic parts is lowered, the plastic parts are ejected from the upper injection ring is lowered, the top of the upper injection ring is driven to the upper surface of the upper injection ring 42, and the top of the upper injection ring is convenient to collect the scraps is located at the top of the upper surface of the upper injection ring 42, and the upper injection ring is convenient to collect the scraps and the scraps can be discharged from the upper injection ring 21.
Further, the scrap collecting unit 3 comprises a die plate 31 arranged on the material taking turntable 21, a guide inclined plate 32 is arranged at the bottom of the die plate 31, a guide frame 33 is arranged at one side of the guide inclined plate 32, a collecting ring 34 is arranged at one end of the guide frame 33, a collecting pipe 35 is arranged at one end of the collecting ring 34, and the top of the guide inclined plate 32 is inclined, so that plastic burrs or scraps falling from an opening at the outer side of the outer guide ring 42 automatically move towards one end of the collecting ring 34 under the action of gravity and are collected for secondary use, and the production cost of injection products is reduced;
The mold plate 31 is provided with a plurality of groups of positioning units 4, the injection molding plate 25 is correspondingly provided with a plurality of groups of upper injection molds 26, the lifting driving mechanism 23 drives the injection molding plate 25 to descend once to realize the mold closing of the plurality of groups of molds, the material taking turntable 21 is internally provided with a hydraulic driving mechanism, the hydraulic driving mechanism drives a plurality of ejection hydraulic columns 61 to synchronously lift, and the hydraulic driving mechanism can drive a plurality of injection molding parts to synchronously eject after once lifting driving.
Further, the positioning unit 4 further comprises an inner injection molding ring 43, the upper fixing ring 41, the outer guiding ring 42 and the inner injection molding ring 43 are sequentially and fixedly connected inside the mold plate 31 from top to bottom, the inner diameter of the inner injection molding ring 43 is smaller than that of the upper fixing ring 41, the openings on the outer guiding ring 42 are circumferentially distributed, and the number of the openings is preferably three, so that the corresponding central angle of each opening is close to 120 degrees, long burrs can enter the openings, the burrs with different sizes can fall to the top of the guiding inclined plate 32 through the outer guiding ring 42 and then fall into the collecting ring 34 to be collected, the burrs are prevented from being accumulated inside the upper fixing ring 41, the equipment inside the upper fixing ring 41 is prevented from being blocked, the safety and the stability in use of the equipment inside the upper fixing ring 41 are further improved, meanwhile, the inner injection molding ring 43 enables the upper injection molding mold 26 and the lower injection molding mold 65 to be folded inside the upper fixing ring, so that a closed space is formed, and the injection molding assembly 24 can be conveniently used for injection molding production of the three parts;
The storage grooves are formed in a plurality of groups along the axial direction of the upper fixing ring 41, each group of storage grooves are circumferentially distributed on the inner wall of the upper fixing ring 41, when the burr scraping blades 55 in each storage groove extend out, the outline formed by the edges of all the burr scraping blades 55 is consistent with the cross section shape of the upper injection mold 26, and as the outline of the outer sides of the upper injection mold 26, the outline of the lower injection mold 65 and the outline of the inner injection ring 43 are consistent, the edge of each burr scraping blade 55 is consistent with the outline of the outer side of the upper injection mold 26, so that the burr scraping blades 55 can comprehensively scrape the side surface of an injection molding when extending out of the storage grooves under the action of the torsion spring 53.
Further, the opening of the outer guide ring 42 is inclined, so that scraped burrs and sweeps can fall to the opening of the outer guide ring 42 and slide onto the guide inclined plate 32 along the inclined opening, thereby being convenient for workers to collect scraped burrs and sweeps and further improving the use comfort of the workers.
Further, the roof 14 bottom is provided with base 11, one side of base 11 is equipped with service machine case 12, the top of base 11 is equipped with and is located roof 14 peripheral guard frame 15, guard frame 15's outside is equipped with control panel 13, set up the rotational speed and the time of getting material carousel 21 through control panel 13, the melting temperature in the injection molding assembly 24, the quantity and the time of moulding plastics in the upward injection mold 26, the maximum distance that the lift actuating mechanism 23 promoted upward injection mold 26 to move down, the maximum distance that ejecting hydraulic column 61 upwards jacked down injection mold 65, guard around getting material carousel 21 through guard frame 15, prevent plastics to sputter on staff's the body, staff's safety in utilization and use comfort have been increased.
Working principle: when in use, a worker firstly adds proper plastic materials into the plastic injection assembly 24 through a pipeline on the plastic injection assembly 24, and enables the plastic injection assembly 24 to heat and melt the plastic injection assembly, then the lifting driving mechanism 23 drives the plastic injection plate 25 at one end of the bottom of the plastic injection assembly to move downwards until the upper plastic injection mold 26 at the bottom of the plastic injection plate 25 is inserted into the positioning unit 4 in the scrap collecting unit 3, in the inserting process of the plastic injection assembly, the outer side edge of the upper plastic injection mold 26 collides with one end of the semicircular rotary plate 54 to be extruded, so that in the moving process of the upper plastic injection mold 26, the upper plastic injection mold 26 continuously extrudes the semicircular rotary plate 54 around the rotary column 51 in the upper fixed ring 41 and rotates downwards, the rotary column 51 drives the torsion clamping plate 52 at the outer side of the rotary column 51, and the other end of the torsion clamping plate 53 is fixed in the upper fixed ring 41, so that the torsion clamping plate 52 generates reactive force, and then the upper plastic injection mold 26 continuously moves downwards until the top of the upper plastic injection mold 26 is in contact with the lower plastic injection mold 65, the top of the upper plastic injection mold 65 is just in collision with one end of the semicircular rotary plate 54, thus the middle part of the upper plastic injection mold 65 is just positioned in the inner ring 43 of the joint between the upper plastic injection mold 26 and the lower plastic injection mold 26, and the upper plastic injection mold 26 is tightly cooled by controlling the upper plastic injection mold 26, and the upper plastic injection molding assembly is cooled by the upper plastic injection molding assembly, and the upper plastic assembly is cooled by the upper plastic assembly, and the upper plastic injection assembly is cooled by the cooling assembly, and the lower plastic assembly is controlled, and the upper plastic assembly is cooled;
After the injection molding piece is cooled and molded, at this moment, a worker controls the lifting driving mechanism 23 through the control panel 13 to enable the injection molding plate 25 and the upper injection molding die 26 at the bottom of the injection molding plate to move upwards, so that the upper injection molding die 26 and the lower injection molding die 65 are separated, when the upper injection molding die 26 moves out of the upper fixing ring 41, at this moment, the torsion spring 53 in the upper fixing ring 41 can enable the rotating column 51 to drive the semicircular rotating plate 54 to rotate upwards inside the fixing ring 41 due to the reaction force, and further enable the burr scraper 55 on the outer side of the semicircular rotating plate 54 to face the circle center of the upper fixing ring 41, and the burr scraper 55 is matched with the lower injection molding die 65 in size, then a motor in the base 11 controls the material taking rotary table 21 at the top of the top plate 14 to rotate 180 degrees, at this moment, the ejection hydraulic column 61 is controlled to eject upwards, at this moment, the lower injection molding die 65 ejects the plastic piece upwards, and when the lower injection molding die 65 ejects the plastic piece, burrs on the outer side of the semicircular rotating plate 54, the burr 55 can contact with the burrs 55, so that the burrs 55 scrape the outer side of the plastic piece downwards, the burrs on the plastic piece, the outer side of the plastic piece are scraped by the burr scraper 55, the burr scraping mechanism 5 is further, the plastic piece is cleaned, the outer side of the plastic piece is required to be cleaned, and the worker is cleaned, and the work is further has reduced;
In the process that the lower injection mold 65 ejects the plastic part at the top, the lower injection mold 65 drives the residue scraper 64 at the bottom to move upwards, the cleaning spring column 63 at the outer side of the ejection hydraulic column 61 can extrude the residue scraper 64 to move outwards, further in the process that the residue scraper 64 moves upwards, the residue scraper 64 scrapes and cleans the plastic part residues or scraps in the residual inner injection molding ring 43, the residue scraper 64 ejects the plastic part scraps produced by cleaning until the ejection hydraulic column 61 moves upwards to a set distance, at this time, the lower injection mold 65 just ejects the plastic part at the top into the upper fixing ring 41, the residue scraper 64 is just positioned at the opening of the outer guide ring 42, and further, the plastic part residues or scraps remained in the inner injection molding ring 43 are prevented from influencing the next injection molding production, so that the plastic part produced by the next injection molding is incomplete, the yield of the plastic part production is improved, and the production cost of the plastic part is reduced;
In the process of cleaning the burr scraper 55 and the residue scraper 64, plastic burrs and chips generated by cleaning of the burr scraper 55 and the residue scraper 64 fall down to the inner side of the outer guide ring 42 along the outer side of the lower injection mold 65, the outer side of the top of the inner injection mold 43 is inclined, at this time, the plastic burrs and the chips fall down to the opening of the outer guide ring 42 along the outer side of the inner injection mold 43, then fall down to the top inclined surface of the guide inclined plate 32 along the opening of the outer guide ring 42, then the plastic burrs or the chips automatically move towards one end of the guide frame 33 under the action of gravity to fall into the collecting ring 34, finally fall out from the collecting pipe 35 to be collected and reused, so that the production cost of injection products is reduced, and as the material taking turntable 21 rotates 180 degrees, at this time, the plastic parts of the upper fixed ring 41 are ejected out by the lower injection mold 65, the plastic parts positioned at the outer side of the top plate 14 are pushed out into the collecting frame by a worker through a robot or a mechanical push rod, after the cleaning is finished, the plastic burrs or the chips fall down to the top of the collecting frame, then the ejection hydraulic column 61 is controlled to be moved down to the collecting column 61, finally fall down to the injection mold 65 is controlled to be recovered, the injection mold is controlled to be returned to the injection mold 25 to the bottom of the injection mold 25 again, and the injection mold is driven to be attached to the lower injection mold 25, and the injection mold is again to the injection mold is driven to the bottom of the injection mold 25, and the injection mold is manufactured.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The vertical injection molding machine comprises a main body, wherein an injection molding unit, a scrap collecting unit and a positioning unit are arranged on the main body, the vertical injection molding machine is characterized in that the injection molding unit comprises an upper injection mold, the positioning unit comprises an upper fixing ring, a plurality of storage grooves are formed in the inner wall surface of the upper fixing ring, cleaning mechanisms are arranged in the storage grooves, each cleaning mechanism comprises a semicircular rotating plate, torsion springs are arranged at the positions of the semicircular rotating plates, which are in rotating fit with the inner walls of the storage grooves, of the semicircular rotating plates, burr scrapers are arranged at the outer sides of the semicircular rotating plates, an ejection unit is arranged below the fixing ring, and each ejection unit comprises a lower injection mold;
In the die assembly process, the upper injection mold contacts the top of the semicircular rotating plate extending out of the storage groove when descending, so that the semicircular rotating plate is extruded and rotated into the storage groove;
In the die sinking process, the semicircular rotating plate rotates and resets under the action of a torsion spring, so that burr scrapers which can cover the whole cross section shape of the upper injection die are distributed on the inner wall of the upper fixing ring, when the lower injection die ejects an injection molding part, the burr scrapers contact the outer surface of the injection molding part to scrape burrs, an outer guide ring is arranged at the bottom of the upper fixing ring, and scraped burrs and scraps can enter the scrap collecting unit through the outer guide ring to be collected.
2. The vertical injection molding machine according to claim 1, wherein the equipment main body comprises a top plate, the injection molding unit comprises a material taking rotary table arranged at the top of the top plate, a positioning upright post is arranged at the top of the material taking rotary table, and a lifting driving mechanism and an injection molding assembly are arranged at the top of the positioning upright post.
3. The vertical injection molding machine of claim 2, wherein the output end of the lifting driving mechanism is fixedly connected with an injection molding plate, and an upper injection mold is arranged at the bottom of the injection molding plate.
4. The vertical injection molding machine of claim 3, wherein the semicircular rotating plate is coaxially and fixedly connected with a rotating column, the rotating column is rotatably mounted on the inner wall of the storage groove, torsion clamping plates are fixedly connected to the outer sides of two ends of the rotating column, torsion springs are respectively sleeved on the outer sides of two ends of the rotating column, and two ends of each torsion spring are respectively fixedly connected with the torsion clamping plates and the inner wall of the storage groove.
5. The vertical injection molding machine of claim 4, wherein the ejection unit further comprises an ejection hydraulic column, the lower injection mold is fixedly arranged at the top of the ejection hydraulic column, a cleaning spring column is arranged on the outer side of the ejection hydraulic column, and a residue scraper is arranged at one end of the cleaning spring column.
6. The vertical injection molding machine of claim 5, wherein the scrap collecting unit comprises a die plate arranged on the material taking turntable, a guide inclined plate is arranged at the bottom of the die plate, a guide frame is arranged on one side of the guide inclined plate, a collecting ring is arranged at one end of the guide frame, and a collecting pipe is arranged at one end of the collecting ring.
7. The vertical injection molding machine of claim 6, wherein the positioning unit further comprises an inner injection molding ring, the upper fixing ring, the outer guide ring and the inner injection molding ring are sequentially and fixedly connected inside the mold plate from top to bottom, and the inner diameter of the inner injection molding ring is smaller than the inner diameter of the upper fixing ring.
8. The vertical injection molding machine of claim 7, wherein the opening of the outer guide ring is inclined such that scraped burr scraps can fall down to the opening of the outer guide ring and slide down to the guide sloping plate along the inclined opening.
9. The vertical injection molding machine of claim 8, wherein a base is arranged at the bottom of the top plate, a service chassis is arranged on one side of the base, a protection frame is arranged on the top of the base and positioned around the top plate, and a control panel is arranged on the outer side of the protection frame.
10. An injection molding method for slide fitting processing using a vertical injection molding machine as claimed in any one of claims 1 to 9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202510467178.5A CN119974372B (en) | 2025-04-15 | 2025-04-15 | A vertical injection molding machine and an injection molding method for processing skateboard accessories |
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| CN202510467178.5A CN119974372B (en) | 2025-04-15 | 2025-04-15 | A vertical injection molding machine and an injection molding method for processing skateboard accessories |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6362711A (en) * | 1986-09-02 | 1988-03-19 | Teraoka Seisakusho:Kk | Method and device both for deburring and mold extracting in blow and injection molder |
| CN117841276A (en) * | 2024-02-19 | 2024-04-09 | 广东顺德天续塑料制品有限公司 | Household electrical appliances plastic accessory injection molding machine of quick drawing of patterns |
| CN221475949U (en) * | 2023-11-30 | 2024-08-06 | 汕头市万丽生物科技有限公司 | Injection mold convenient to take off material usefulness fast |
| CN119458785A (en) * | 2024-11-12 | 2025-02-18 | 匠臣模塑科技(苏州)有限公司 | Automobile interior decoration part, injection mold and production process |
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2025
- 2025-04-15 CN CN202510467178.5A patent/CN119974372B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6362711A (en) * | 1986-09-02 | 1988-03-19 | Teraoka Seisakusho:Kk | Method and device both for deburring and mold extracting in blow and injection molder |
| CN221475949U (en) * | 2023-11-30 | 2024-08-06 | 汕头市万丽生物科技有限公司 | Injection mold convenient to take off material usefulness fast |
| CN117841276A (en) * | 2024-02-19 | 2024-04-09 | 广东顺德天续塑料制品有限公司 | Household electrical appliances plastic accessory injection molding machine of quick drawing of patterns |
| CN119458785A (en) * | 2024-11-12 | 2025-02-18 | 匠臣模塑科技(苏州)有限公司 | Automobile interior decoration part, injection mold and production process |
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| CN119974372B (en) | 2025-07-22 |
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