CN115972423A - Preparation device for household appliance plastic - Google Patents
Preparation device for household appliance plastic Download PDFInfo
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- CN115972423A CN115972423A CN202211560848.0A CN202211560848A CN115972423A CN 115972423 A CN115972423 A CN 115972423A CN 202211560848 A CN202211560848 A CN 202211560848A CN 115972423 A CN115972423 A CN 115972423A
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- temporary storage
- barrel
- fixed
- flanging
- scraping
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- 239000004033 plastic Substances 0.000 title claims abstract description 35
- 229920003023 plastic Polymers 0.000 title claims abstract description 35
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 157
- 238000003756 stirring Methods 0.000 claims abstract description 39
- 238000007790 scraping Methods 0.000 claims abstract description 37
- 238000001746 injection moulding Methods 0.000 claims abstract description 20
- 230000000903 blocking effect Effects 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims description 26
- 238000007789 sealing Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000004806 packaging method and process Methods 0.000 abstract 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000012257 stirred material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Abstract
The invention discloses a preparation device of household appliance plastic, and relates to the technical field of plastic injection molding. The injection molding machine comprises an injection molding mechanism and a feeding barrel vertically fixed above the injection molding mechanism; the lower end of the feeding barrel is vertically provided with a discharge hole; the discharge port is connected to the feeding end of the injection molding mechanism; a material blocking component is arranged on the discharge port; the upper port of the feeding barrel is horizontally connected with a step flanging; a plurality of discharge ports are uniformly distributed on the upper surface of the step flanging; the lower end of the discharge port is vertically connected with a material temporary storage barrel with the lower part of a closed structure; the material temporary storage barrels are connected through a material pushing assembly; the outer edge of the step flanging is vertically connected with an extension flanging; the upper part of the extending flanging is covered with a top cover; a stirring component and a scraping component are arranged below the top cover; the stirring subassembly all sets up in the inboard of feed barrel with scraping the material subassembly. The plastic packaging box is reasonable in structural design and convenient and fast to use, effectively improves the preparation efficiency and quality of plastics, and has high market application value.
Description
Technical Field
The invention relates to the technical field of plastic injection molding, in particular to a preparation device of household appliance plastic.
Background
As an important durable consumer product industry, the domestic appliance market will meet the rapid upgrade of a new round of consumption structure, which will strongly promote the growth of the domestic consumption market. The chemical materials such as plastics are closely related to the manufacturing industry of household appliances, the plastification of products becomes one of important development directions of the household appliance industry in the household appliance industry, and the consumption of the plastics in the household appliances accounts for 40% of the weight ratio at present. Plastics have become the materials with the fastest increasing application amount in the field of household appliances, so the plastics for the household appliances must be matched with the upgrading and updating of the household appliances, and the efforts are gradually made towards the direction of specialization, high performance, safety, green and environmental protection. Chinese patent No. CN217144465U discloses a plastic preparation device, which can mix and press plastic raw materials in a cavity under the action of a screw extrusion device after being mixed by a mixing device by arranging the screw extrusion device in a discharge port, thereby realizing the preparation of plastics. The above device has the following disadvantages: when the device is used, all materials are required to be poured into the cavity in sequence, and then stirring is carried out by using the stirring device, but the stirring time is increased in such a way, the problems of uneven mixing among the materials and the like still exist, and the preparation quality of plastics is affected. Therefore, how to solve the technical problems of long stirring time and uneven stirring of the above-mentioned devices is one of the important problems to be solved in the art.
Disclosure of Invention
In view of the above technical deficiencies, an object of the present invention is to provide a device for preparing plastics for home appliances, wherein a plurality of materials are respectively placed in a plurality of material temporary storage cylinders, the plurality of materials are synchronously pushed out of the material temporary storage cylinders by a pushing assembly and enter a material supply cylinder, and the materials in the material supply cylinder are fully stirred by a stirring assembly and simultaneously scraped off from the inner side surface of the material supply cylinder by a scraping assembly, so as to effectively improve the uniformity of mixing of the materials, reduce the stirring time of the materials, and solve the technical problems of long stirring time, uneven stirring, and the like in the prior art.
In order to solve the technical problem, the invention adopts the following technical scheme: the invention provides a preparation device of plastic for household appliances, which comprises an injection molding mechanism and a feeding barrel vertically fixed above the injection molding mechanism; the lower end of the feeding barrel is vertically provided with a discharge hole; the discharge port is connected to the feeding end of the injection molding mechanism; the material blocking assembly is arranged on the material outlet; the upper port of the feeding barrel is horizontally connected with a step flanging; a plurality of discharge ports are uniformly distributed on the upper surface of the step flanging; the lower end of the discharge port is vertically connected with a material temporary storage barrel with the lower part of a closed structure; the material temporary storage cylinders are connected through a material pushing assembly; the outer edge of the step flanging is vertically connected with an extension flanging; the upper part of the extending flanging is covered with a top cover; a stirring component and a scraping component are arranged below the top cover; the stirring subassembly all sets up in the inboard of feed bucket with scraping the material subassembly.
Preferably, a chute is arranged between two adjacent material temporary storage cylinders; the chute is arranged on the upper surface of the step flanging; the bottom wall of the chute is obliquely arranged, and the lower edge of the bottom wall of the chute extends to the inner side of the feeding barrel.
Preferably, a through groove corresponding to the material blocking assembly is horizontally formed in the circumferential side wall of the material outlet; the material blocking assembly comprises a baffle plate which is inserted into the through groove in a sliding mode; the edge of the baffle can be abutted against the inner side surface of the discharge hole; an air cylinder is horizontally arranged below the baffle; the cylinder is fixed on the outer side surface of the discharge hole; the output end of the cylinder penetrates through the circumferential side wall of the discharge hole and is connected with the lower surface of the baffle.
Preferably, the inner side surface of the material temporary storage cylinder is vertically fixed with a directional convex strip corresponding to the material pushing assembly; the material pushing assembly comprises a first servo motor which is vertically fixed on the outer side surface of the feeding barrel; a first gear is horizontally fixed on an output shaft of the first servo motor; an outer gear ring is horizontally meshed on the first gear; the outer gear ring is rotatably sleeved on the periphery of a first annular guide rail which is horizontally arranged; the first annular guide rail is fixedly sleeved on the periphery of the feeding barrel; a plurality of second gears corresponding to the material temporary storage barrel are uniformly meshed on the outer gear ring; the second gear is sleeved on the periphery of a vertically arranged transmission spiral sleeve; the transmission screw sleeve is inserted on the bottom wall of the material temporary storage barrel in a rotating mode; a screw rod is matched with the inner side of the transmission spiral sleeve; a material pushing disc is horizontally fixed at the upper end of the screw; the material pushing disc is in sliding fit in the material temporary storage barrel; the edge of the material pushing disc is provided with a notch structure corresponding to the directional raised line; the directional convex strips are in sliding fit with the notch structures.
Preferably, a plurality of guide strips are vertically fixed on the outer side surface of the transmission screw sleeve; the guide strip is arranged below the material temporary storage barrel and is arranged on the inner side of the second gear; the second gear is in clearance fit with the transmission spiral sleeve and is in sliding fit with the guide strip; the upper surface of the second gear is connected with the bottom wall of the material temporary storage barrel through a tensioning spring; the tensioning spring is sleeved on the periphery of the transmission spiral sleeve.
Preferably, the upper surface of the top cover is vertically connected with a plurality of feed hoppers corresponding to the material temporary storage barrel; the lower port of the feed hopper is coaxially arranged above the material temporary storage barrel; the upper port of the feed hopper is rotatably connected with a sealing cover which is matched with the feed hopper.
Preferably, the stirring assembly comprises a second servo motor vertically fixed on the upper surface of the top cover; an output shaft of the second servo motor penetrates through the top cover and is coaxially fixed with a rotating shaft; the lower end of the rotating shaft extends to the lower part of the feeding barrel; and a plurality of groups of stirring blades are radially fixed on the partial section of the rotating shaft positioned on the feeding barrel.
Preferably, the scraping component comprises a plurality of scraping pieces uniformly distributed on the periphery of the rotating shaft; the scraping piece comprises a vertical section and a horizontal section connected to the upper end of the vertical section; one side edge of the vertical section is abutted against the inner side surface of the feeding barrel; the other side edge of the vertical section is connected with one end of the stirring blade; the horizontal section is arranged above the step flanging; the lower edge of the horizontal section is abutted to the upper surface of the step flanging; a pair of supporting blocks which are distributed up and down are fixed on two opposite side surfaces of the vertical section; the two supporting blocks positioned on the same side are respectively arranged on the upper end and the lower end of the vertical section; a guide sleeve which is vertically arranged is fixedly inserted on the supporting block; the two guide sleeves positioned on the same side are connected through a lifting rod; the lifting rod is in sliding fit with the guide sleeve; two lifting rods positioned on the same vertical section are connected through a plurality of horizontally arranged scraping blades; one side of the scraping blade is abutted against the inner side surface of the feeding barrel; the upper ends of the plurality of pairs of lifting rods are connected through movable rings; the movable ring is coaxially arranged on the periphery of the rotating shaft and is arranged above the step flanging; the movable ring is rotatably connected to the inner side of a second annular guide rail; a plurality of mounting blocks are uniformly distributed and fixed on the outer side surface of the second annular guide rail; a positioning column which is vertically arranged is inserted on the mounting block in a sliding manner; the upper end of the positioning column is fixed on the lower surface of the top cover; a return spring is sleeved on the positioning column; the upper end and the lower end of the return spring are respectively connected to the top cover and the mounting block; a cylindrical cam is coaxially arranged on the inner side of the second annular guide rail; the cylindrical cam is coaxially fixed on the upper end part of the rotating shaft; a horizontally arranged transmission column is inserted in the working groove of the cylindrical cam in a sliding manner; one end of the transmission column is fixed on the second annular guide rail.
The invention has the beneficial effects that: through placing multiple material respectively in a plurality of materials section of thick bamboo of keeping in, utilize to push away the material subassembly in step and release a plurality of materials with a quantitative material section of thick bamboo of keeping in and get into the feed bucket, when recycling the material of stirring subassembly in to the feed bucket and carrying out intensive mixing strikes off the material that adheres to on the feed bucket medial surface through scraping the material subassembly, thereby the mixing uniformity of material has been improved effectively, and the churning time of material has also been reduced, the preparation quality of household electrical appliances plastics has been improved effectively, therefore, the practicality is stronger, and has higher market using value.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a device for preparing plastic for household appliances according to the present invention.
Fig. 2 is a schematic structural view of the connection among the feeding barrel, the material blocking assembly, the material pushing assembly and the top cover.
Fig. 3 is a front view of the structure of fig. 2.
Fig. 4 is a schematic structural view of a supply barrel according to the present invention.
Fig. 5 is a schematic structural view of the striker assembly of the invention.
Fig. 6 is a schematic structural diagram of the pusher assembly of the present invention.
Fig. 7 is a schematic structural view of the connection between the second gear and the transmission screw sleeve.
Fig. 8 is a schematic structural view of the connection between the stirring assembly and the scraping assembly of the present invention.
Fig. 9 is a schematic structural view of the stirring assembly of the present invention.
Fig. 10 is a schematic structural view of the scraping member of the present invention.
Fig. 11 is a schematic view showing the connection between the lifter bar and the second endless guide rail according to the present invention.
Description of reference numerals: 1-injection molding mechanism, 2-feeding barrel, 3-material blocking component, 4-material pushing component, 5-top cover, 6-stirring component, 7-scraping component, 201-discharging port, 202-step flanging, 203-material temporary storage barrel, 204-extending flanging, 205-material sliding groove, 301-baffle plate, 302-air cylinder, 401-first servo motor, 402-first gear, 403-external gear ring, 404-first annular guide rail, 405-second gear, 406-transmission spiral sleeve, 407-screw rod, 408-material pushing disc, 409-tensioning spring, 501-feed hopper, 502-sealing cover, 601-second servo motor, 602-rotating shaft, 603-stirring blade, 701-material scraping component, 702-supporting block, 703-guide sleeve, 703-lifting rod, 705-material scraping blade, 706-movable ring, 707-second annular guide rail, 708-cylindrical cam, 709-transmission column, 2011-guide strip, 4061-guide strip, 4081-notch structure, 7011-straight section, 7012-horizontal section, 7071-positioning column, 7071-through groove, and 7071-through groove reset spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1-3, the present invention provides a device for preparing plastic for household appliances, comprising a conventional injection molding mechanism 1 in the art and a supply tank 2 vertically fixed above the injection molding mechanism 1; the specific structure of the injection molding mechanism 1 is conventional in the art and is not described herein again; a vertically arranged discharge port 201 is integrally formed at the lower end of the feeding barrel 2; the discharge port 201 is connected to the feeding end of the injection mechanism 1; the material blocking component 3 is arranged on the material outlet 201; a step flanging 202 which is horizontally arranged is integrally formed at the upper end opening of the feeding barrel 2; a plurality of material discharge ports in a circular structure are uniformly distributed on the upper surface of the step flanging 202; a material temporary storage barrel 203 with a lower part of a closed structure is vertically fixed at the lower end of the discharge port; the material temporary storage barrels 203 are connected through the material pushing assembly 4; the outer edge of the step flanging 202 is integrally provided with an extension flanging 204 which is vertically arranged; the extension flange 204 is of an annular structure; the upper part of the extending flanging 204 is covered with a top cover 5; a lower folded edge arranged downwards is integrally formed at the outer circumferential edge of the top cover 5; the lower flange is in threaded fit with the periphery of the extension flange 204; a stirring component 6 and a scraping component 7 are arranged below the top cover 5; stirring subassembly 6 and scraping subassembly 7 all set up in the inboard of feed bucket 2. When the household appliance plastic injection molding machine is used, a plurality of materials are respectively placed in the material temporary storage cylinders 203 (if the amount of one or more materials is too large, the one or more materials can be respectively placed in two or more material temporary storage cylinders 203, if the amount of one or more materials is too small, the one or more materials can be uniformly mixed and then placed in one material temporary storage cylinder 203, the material pushing assembly 4 is used for synchronously pushing the plurality of materials out of the material temporary storage cylinders 203 by a certain amount and entering the material supply barrel 2, the stirring assembly 6 is used for fully stirring the materials in the material supply barrel 2, and meanwhile, the materials attached to the inner side surface of the material supply barrel 2 are scraped by the scraping assembly 7, so that the mixing uniformity of the materials is effectively improved, the stirring time of the materials is also reduced, the preparation quality of household appliance plastic is effectively improved, the stirred materials are conveyed into the injection molding mechanism 1 through the discharge port 201, and then are subjected to injection molding and granulation through the injection molding mechanism 1, and the preparation of the household appliance plastic is realized.
As shown in fig. 2, a plurality of feed hoppers 501 corresponding to the material temporary storage cylinder 203 are vertically connected to the upper surface of the top cover 5; the lower port of the feed hopper 501 is coaxially arranged above the material temporary storage barrel 203; the upper port of the feed hopper 501 is rotatably connected with a sealing cover 502 which is matched with the feed hopper. During the use, in the section of thick bamboo 203 is kept in with the material input corresponding material through feeder hopper 501, treat to accomplish the material and put in the back and utilize sealed lid 502 to seal the up end of feeder hopper 501 to the result of use of whole device has been guaranteed.
As shown in fig. 4, a chute 205 is arranged between two adjacent temporary material storage barrels 203; the chute 205 is integrally formed on the upper surface of the step flanging 202; the bottom wall of the chute 205 is obliquely arranged; the upper edge of the bottom wall of chute 205 extends to the circumferential edge of step flange 202, and the lower edge of the bottom wall of chute 205 extends to the inside of feed barrel 2. During the use, after the material in the material section of thick bamboo 203 of keeping in was pushed out the bin outlet, scrape the material that overflows through scraping the material subassembly 7 and scrape to swift current silo 205, then the material flows to in the feed bucket 2 along the diapire of swift current silo 205 to realize arranging the material operation.
As shown in fig. 5, a through groove 2011 corresponding to the material blocking assembly 3 is horizontally formed on the circumferential side wall of the material outlet 201; the material blocking assembly 3 comprises a baffle 301 inserted into the through groove 2011 in a sliding manner; the edge of the baffle 301 can be abutted against the inner side surface of the discharge port 201; a conventional air cylinder 302 in the field is horizontally arranged below the baffle 301; the cylinder 302 is fixed on the outer side surface of the discharge port 201; the output end of the cylinder 302 penetrates through the circumferential side wall of the discharge port 201 and is connected with the lower surface of the baffle 301. When the material mixing device is used, when materials in the material supply barrel 2 are mixed, the material outlet 201 is blocked through the baffle 301, so that the mixing effect of the materials is ensured; after the stirring is accomplished to the material or the material that is located feed barrel 2 lower part is accomplished the stirring, drive baffle 301 through cylinder 302 and move, make baffle 301 remove the shutoff to discharge gate 201 to realize that the material is discharged in the mechanism of moulding plastics 1.
The second embodiment is as follows:
on the basis of the first embodiment, as shown in fig. 6 to 7, an oriented convex strip corresponding to the pushing assembly 4 is vertically fixed on the inner side surface of the material temporary storage cylinder 203; the pushing assembly 4 comprises a first servo motor 401 vertically fixed on the outer side surface of the feeding barrel 2; a first gear 402 is horizontally fixed on an output shaft of the first servo motor 401; an outer gear ring 403 is horizontally meshed on the first gear 402; the outer gear ring 403 is rotatably sleeved on the periphery of a horizontally arranged first annular guide rail 404; the first annular guide rail 404 is fixedly sleeved on the periphery of the feeding barrel 2; a plurality of second gears 405 corresponding to the material temporary storage barrel 203 are uniformly distributed and meshed on the outer gear ring 403; the second gear 405 is sleeved on the periphery of a vertically arranged transmission screw sleeve 406; the transmission screw sleeve 406 is inserted on the bottom wall of the material temporary storage barrel 203 in a rotating way; a screw 407 is matched with the inner side of the transmission screw sleeve 406; a material pushing disc 408 is horizontally fixed at the upper end of the screw 407; the material pushing disc 408 is in sliding fit in the material temporary storage barrel 203; the edge of the material pushing disc 408 is provided with a notch structure 4081 corresponding to the directional raised line; the directional convex strips are in sliding fit with the notch structures 4081; the circumferential side wall of the material pushing tray 408 is sleeved with a conventional rubber sealing ring in the field. When the material pushing device is used, the first servo motor 401 drives the first gear 402 to rotate, so that the outer toothed ring 403 drives the material pushing disc 408 to linearly move in the material temporary storage barrel 203 through the second gear 405, the transmission spiral sleeve 406 and the screw 407, and the material in the material temporary storage barrel 203 is pushed out.
As shown in fig. 7, a plurality of guide strips 4061 are vertically fixed on the outer side surface of the driving spiral sleeve 406; the guide strip 4061 is arranged below the material temporary storage barrel 203, and the guide strip 4061 is arranged on the inner side of the second gear 405; the second gear 405 is in clearance fit with the transmission screw sleeve 406, and the second gear 405 is in sliding fit with the guide bar 4061; the upper surface of the second gear 405 is connected with the bottom wall of the material temporary storage barrel 203 through a tension spring 409; the tension spring 409 is sleeved on the outer periphery of the transmission screw sleeve 406. When the material pushing device is used, when the position of one or more material pushing discs 408 in the material temporary storage barrel 203 needs to be adjusted independently, the second gear 405 is pushed downwards to be separated from the outer toothed ring 403, and then the transmission screw sleeve 406 is manually rotated, so that the position of the material pushing discs 408 can be adjusted.
The second embodiment is as follows:
on the basis of the third embodiment, as shown in fig. 8 to 9, the stirring assembly 6 includes a second servo motor 601 vertically fixed on the upper surface of the top cover 5; an output shaft of the second servo motor 601 penetrates through the top cover 5 and is coaxially fixed with a rotating shaft 602; the lower end of the rotating shaft 602 extends to the lower portion of the supply tub 2; the rotating shaft 602 is radially fixed with a plurality of groups of agitating blades 603, which are conventional in the art, at a partial section of the supply tub 2. During the use, drive stirring vane 603 through rotation axis 602 through second servo motor 601 and rotate to the realization carries out intensive mixing to the material in the feed bucket 2, has guaranteed the stirring efficiency of material effectively.
As shown in fig. 8-11, the scraping assembly 7 includes a plurality of scraping members 701 uniformly disposed around the rotating shaft 602; the scraping part 701 comprises a vertical section 7011 and a horizontal section 7012 connected to the upper end of the vertical section 7011; an integrated structure is arranged between the vertical segment 7011 and the horizontal segment 7012; one side edge of the vertical section 7011 abuts against the inner side surface of the feeding barrel 2; the other side edge of the vertical section 7011 is fixedly connected with one end of the stirring blade 603; the horizontal section 7012 is arranged above the step flange 202; the lower edge of the horizontal segment 7012 abuts the upper surface of the step flange 202; a pair of supporting blocks 702 distributed up and down are fixed on two opposite side surfaces of the vertical section 7011; the two supporting blocks 702 positioned on the same side are respectively arranged on the upper end and the lower end of the vertical section 7011; a guide sleeve 703 which is vertically arranged is fixedly inserted on the supporting block 702; the two guide sleeves 703 positioned on the same side are connected through a lifting rod 704; the lifting rod 704 is in sliding fit with the guide sleeve 703, and the upper end of the lifting rod 704 is inserted into the guide sleeve 703 at the upper part of the vertical section 7011; two lifting rods 704 on the same vertical segment 7011 are connected through a plurality of horizontally arranged scraping blades 705; one side edge of the scraping blade 705 is of an arc-shaped structure, and the side edge of the scraping blade 705 is abutted against the inner side surface of the feeding barrel 2; the middle of the blade 705 has a recess; the concave part is in sliding fit with the other side edge of the vertical section 7011; the upper ends of the plurality of pairs of lifting rods 704 are connected through movable rings 706; the movable ring 706 is coaxially arranged on the periphery of the rotating shaft 602, and the movable ring 706 is arranged above the step flanging 202; the movable ring 706 is rotatably connected to the inner side of a second annular guide track 707; the movable ring 706 and the second annular guide rail 707 can rotate relatively, and the second annular guide rail 707 can drive the movable ring 706 to move up and down; a plurality of mounting blocks are uniformly distributed and fixed on the outer side surface of the second annular guide rail 707; a positioning column 7071 which is vertically arranged is slidably inserted on the mounting block; the upper end of the positioning column 7071 is fixed on the lower surface of the top cover 5; a return spring 7072 is sleeved on the positioning column 7071; the upper end and the lower end of the return spring 7072 are respectively connected to the top cover 5 and the mounting block; a cylindrical cam 708 is coaxially arranged on the inner side of the second annular guide track 707; a cylindrical cam 708 coaxially fixed to the upper end of the rotating shaft 602; a horizontally arranged transmission column 709 is inserted in the working groove of the cylindrical cam 708 in a sliding manner; one end of the drive column 709 is fixed to a second endless track 707. When the material scraping device is used, the rotating shaft 602 drives the stirring blade 603 to rotate, and simultaneously the stirring blade 603 also drives the material scraping part 701, so that the vertical section 7011 scrapes materials attached to the inner side surface of the feeding barrel 2, and the horizontal section 7012 scrapes overflowed materials to the chute 205; meanwhile, the rotating shaft 602 drives the cylindrical cam 708 to rotate, so that the transmission column 709 drives the movable ring 706 to move up and down through the second annular guide rail 707, and the lifting rod 704 drives the scraping blade 705 to move up and down, so that not only can materials attached to the vertical section 7011 be scraped, but also the efficiency of scraping the materials on the inner side surface of the feeding barrel 2 can be further improved.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. The preparation device of the household appliance plastic comprises an injection molding mechanism (1) and a feeding barrel (2) vertically fixed above the injection molding mechanism (1); a discharge port (201) is vertically arranged at the lower end of the feeding barrel (2); the discharge port (201) is connected to the feeding end of the injection molding mechanism (1); the material blocking assembly (3) is arranged on the material outlet (201); the method is characterized in that:
the upper port of the feeding barrel (2) is horizontally connected with a step flanging (202); a plurality of discharge ports are uniformly distributed on the upper surface of the step flanging (202); the lower end of the discharge port is vertically connected with a material temporary storage barrel (203) with the lower part of a closed structure; the material temporary storage barrels (203) are connected through a material pushing assembly (4); the outer edge of the step flanging (202) is vertically connected with an extension flanging (204); a top cover (5) is covered on the upper part of the extending flanging (204); a stirring component (6) and a scraping component (7) are arranged below the top cover (5); stirring subassembly (6) all set up in the inboard of feed bucket (2) with scraping material subassembly (7).
2. The household appliance plastic preparation device as claimed in claim 1, wherein a chute (205) is arranged between two adjacent material temporary storage cylinders (203); the chute (205) is arranged on the upper surface of the step flanging (202); the bottom wall of the chute (205) is obliquely arranged, and the lower edge of the bottom wall of the chute (205) extends to the inner side of the feeding barrel (2).
3. The preparation device of household appliance plastics as claimed in claim 1 or 2, wherein the circumferential side wall of the discharge port (201) is horizontally provided with a through groove (2011) corresponding to the material blocking assembly (3); the material blocking assembly (3) comprises a baffle (301) which is inserted into the through groove (2011) in a sliding mode; the edge of the baffle (301) can be abutted against the inner side surface of the discharge hole (201); an air cylinder (302) is horizontally arranged below the baffle (301); the cylinder (302) is fixed on the outer side surface of the discharge hole (201); the output end of the cylinder (302) penetrates through the circumferential side wall of the discharge hole (201) and is connected with the lower surface of the baffle (301).
4. The device for preparing plastic for household appliances according to claim 3, wherein the inner side surface of the material temporary storage cylinder (203) is vertically fixed with an oriented convex strip corresponding to the pushing assembly (4); the material pushing assembly (4) comprises a first servo motor (401) which is vertically fixed on the outer side surface of the material supply barrel (2); a first gear (402) is horizontally fixed on an output shaft of the first servo motor (401); an outer gear ring (403) is horizontally meshed on the first gear (402); the outer gear ring (403) is rotatably sleeved on the periphery of a first annular guide rail (404) which is horizontally arranged; the first annular guide rail (404) is fixedly sleeved on the periphery of the feeding barrel (2); a plurality of second gears (405) corresponding to the material temporary storage barrel (203) are uniformly meshed on the outer gear ring (403); the second gear (405) is sleeved on the periphery of a vertically arranged transmission spiral sleeve (406); the transmission screw sleeve (406) is rotatably inserted into the bottom wall of the material temporary storage barrel (203); a screw (407) is matched with the inner side of the transmission screw sleeve (406); a material pushing disc (408) is horizontally fixed at the upper end of the screw (407); the material pushing disc (408) is in sliding fit in the material temporary storage barrel (203); the edge of the material pushing disc (408) is provided with a notch structure (4081) corresponding to the directional raised line; the directional convex strips are in sliding fit with the notch structures (4081).
5. The apparatus for preparing plastic for household electrical appliances according to claim 4, wherein a plurality of guide strips (4061) are vertically fixed on the outer side surface of the transmission screw sleeve (406); the guide strip (4061) is arranged below the material temporary storage barrel (203), and the guide strip (4061) is arranged on the inner side of the second gear (405); the second gear (405) is in clearance fit with the transmission spiral sleeve (406), and the second gear (405) is in sliding fit with the guide bar (4061); the upper surface of the second gear (405) is connected with the bottom wall of the material temporary storage barrel (203) through a tension spring (409); the tensioning spring (409) is sleeved on the periphery of the transmission spiral sleeve (406).
6. The household appliance plastic preparation device as claimed in claim 1, wherein a plurality of feed hoppers (501) corresponding to the material temporary storage cylinders (203) are vertically connected to the upper surface of the top cover (5); the lower port of the feed hopper (501) is coaxially arranged above the material temporary storage barrel (203); the upper port of the feed hopper (501) is rotatably connected with a sealing cover (502) which is matched with the feed hopper.
7. The apparatus for preparing plastics for household electrical appliances according to claim 2 or 6, wherein the stirring assembly (6) comprises a second servo motor (601) vertically fixed to the upper surface of the top cover (5); an output shaft of the second servo motor (601) penetrates through the top cover (5) and is coaxially fixed with a rotating shaft (602); the lower end of the rotating shaft (602) extends to the lower part of the feeding barrel (2); a plurality of groups of stirring blades (603) are radially fixed on a partial section of the rotating shaft (602) positioned on the feeding barrel (2).
8. The household appliance plastic preparation device of claim 7, wherein the scraping component (7) comprises a plurality of scraping elements (701) uniformly arranged on the peripheral side of the rotating shaft (602); the scraping piece (701) comprises a vertical section (7011) and a horizontal section (7012) connected to the upper end of the vertical section (7011); one side of the vertical section (7011) is abutted against the inner side surface of the feeding barrel (2); the other side edge of the vertical section (7011) is connected with one end of the stirring blade (603); the horizontal section (7012) is arranged above the step flanging (202); the lower edge of the horizontal section (7012) is abutted against the upper surface of the step flanging (202).
9. The apparatus for preparing plastic for household electrical appliances according to claim 8, wherein a pair of supporting blocks (702) distributed up and down are fixed on two opposite side surfaces of the vertical section (7011); the two supporting blocks (702) positioned at the same side are respectively arranged on the upper end and the lower end of the vertical section (7011); a guide sleeve (703) which is vertically arranged is fixedly inserted on the supporting block (702); the two guide sleeves (703) positioned on the same side are connected through a lifting rod (704); the lifting rod (704) is in sliding fit with the guide sleeve (703); two lifting rods (704) positioned on the same vertical section (7011) are connected through a plurality of horizontally arranged scraping blades (705); one side edge of the scraping blade (705) is abutted against the inner side surface of the feeding barrel (2).
10. The apparatus for preparing plastic for household electrical appliances according to claim 9, wherein the upper ends of the plurality of pairs of the lifting rods (704) are connected through a movable ring (706); the movable ring (706) is coaxially arranged on the periphery of the rotating shaft (602), and the movable ring (706) is arranged above the step flanging (202); the movable ring (706) is rotatably connected to the inner side of a second annular guide rail (707); a plurality of mounting blocks are uniformly distributed and fixed on the outer side surface of the second annular guide rail (707); a positioning column (7071) which is vertically arranged is inserted on the mounting block in a sliding manner; the upper end of the positioning column (7071) is fixed on the lower surface of the top cover (5); a return spring (7072) is sleeved on the positioning column (7071); the upper end and the lower end of the return spring (7072) are respectively connected to the top cover (5) and the mounting block; a cylindrical cam (708) is coaxially arranged on the inner side of the second annular guide rail (707); the cylindrical cam (708) is coaxially fixed on the upper end part of the rotating shaft (602); a horizontally arranged transmission column (709) is inserted in the working groove of the cylindrical cam (708) in a sliding manner; one end of the transmission column (709) is fixed on the second annular guide rail (707).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211560848.0A CN115972423B (en) | 2022-12-07 | 2022-12-07 | Household electrical appliances plastics preparation facilities |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211560848.0A CN115972423B (en) | 2022-12-07 | 2022-12-07 | Household electrical appliances plastics preparation facilities |
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| CN115972423A true CN115972423A (en) | 2023-04-18 |
| CN115972423B CN115972423B (en) | 2023-10-31 |
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| CN202211560848.0A Active CN115972423B (en) | 2022-12-07 | 2022-12-07 | Household electrical appliances plastics preparation facilities |
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| CN115972423B (en) | 2023-10-31 |
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