CN107791457B - High-strength polypropylene injection molding device - Google Patents
High-strength polypropylene injection molding device Download PDFInfo
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- CN107791457B CN107791457B CN201711029336.0A CN201711029336A CN107791457B CN 107791457 B CN107791457 B CN 107791457B CN 201711029336 A CN201711029336 A CN 201711029336A CN 107791457 B CN107791457 B CN 107791457B
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- injection molding
- die holder
- sliding
- layer
- upper die
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 48
- 239000004743 Polypropylene Substances 0.000 title claims abstract description 36
- -1 polypropylene Polymers 0.000 title claims abstract description 36
- 229920001155 polypropylene Polymers 0.000 title claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 60
- 238000002955 isolation Methods 0.000 claims abstract description 19
- 238000001914 filtration Methods 0.000 claims abstract description 18
- 239000000919 ceramic Substances 0.000 claims abstract description 10
- 238000013016 damping Methods 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 239000011358 absorbing material Substances 0.000 claims description 4
- 230000035939 shock Effects 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 7
- 238000009413 insulation Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000012535 impurity Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/1756—Handling of moulds or mould parts, e.g. mould exchanging means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/18—Feeding the material into the injection moulding apparatus, i.e. feeding the non-plastified material into the injection unit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/84—Safety devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a high-strength polypropylene injection molding device which comprises a body, wherein a base is arranged at the bottom of the body, a mounting groove is arranged in the center of the top of the base, a rack is arranged above the base, a mounting piece is arranged at the bottom of the rack, an injection molding box is arranged at the top of the mounting piece, an upper die holder and a lower die holder are arranged in the injection molding box, an injection molding cavity is arranged between the upper die holder and the lower die holder, wear-resistant ceramic layers are arranged on the inner sides of the upper die holder and the lower die holder, an isolation layer, a corrugated layer, a vacuum layer and a protection plate are sequentially arranged on the outer sides of the wear-resistant ceramic layers, lifting bins are arranged on the two sides of the injection molding cavity, a hydraulic cylinder is arranged in each lifting bin, a fixing plate and a connecting block are arranged at the top of each hydraulic cylinder, a feeding bin is arranged on one side of the top of the upper die holder, a thermal insulation layer is arranged on the outer side of each feeding bin, a feeding hole is formed in the top of each feeding bin, and a plurality of groups of filtering mechanisms are arranged inside each feeding bin. The device simple structure, intensity is high, and high temperature resistance can be good, and the installation is dismantled conveniently, is suitable for the product of different specifications.
Description
Technical Field
The invention relates to the technical field of polypropylene preparation, in particular to a high-strength polypropylene injection molding device.
Background
Polypropylene, a thermoplastic resin made by polymerization of propylene. The arrangement positions of the methyl groups are classified into isotactic polypropylene, atactic polypropylene and syndiotactic polypropylene. Polypropylene is a non-toxic, odorless and tasteless milky high crystalline polymer, and is one of the lightest varieties in all plastics at present. Injection molding is a method of producing shapes for industrial products, which are generally rubber injection molding and plastic injection molding. The polypropylene has high crystallinity, regular structure, excellent mechanical property, good chemical stability, water stability, good formability and good product surface luster, and the molecular weight of the polypropylene is about 8 ten thousand to 15 ten thousand. However, in the existing polypropylene injection molding device, the injection molding cavity is deformed at an excessively high temperature, so that the machine is thermally deformed, action failure is caused, and the transmission precision of a hydraulic system is affected; in addition, the existing polypropylene injection molding device has a single production mode, and can only produce products with single specification.
For the problems in the related art, no effective solution has been proposed at present.
Disclosure of Invention
Aiming at the problems in the related art, the invention provides a high-strength polypropylene injection molding device to overcome the technical problems in the prior art.
The technical scheme of the invention is realized as follows:
the high-strength polypropylene injection molding device comprises a body, wherein a base is arranged at the bottom of the body, a mounting groove is arranged at the center of the top of the base, a plurality of groups of damping mechanisms are arranged on the mounting groove, a first fixing groove is symmetrically arranged at the top of the base at two sides of the mounting groove, a frame is arranged above the base, a mounting piece matched with the mounting groove is arranged at the bottom of the frame, a second fixing groove corresponding to the first fixing groove is symmetrically arranged at the two sides of the top of the mounting piece, fixing pieces are matched and arranged in the first fixing groove and the second fixing groove, an injection molding box is arranged at the top of the mounting piece, an upper die holder and a lower die holder are arranged in the injection molding box, an injection molding cavity is arranged between the upper die holder and the lower die holder, wear-resistant ceramic layers are arranged at the inner sides of the upper die holder and the lower die holder, the wear-resistant ceramic layer is provided with an isolation layer on the outer side, a plurality of cylinders are arranged in the isolation layer, a corrugated layer is arranged on the outer side of the isolation layer, a plurality of slots are arranged on the corrugated layer, a vacuum layer is arranged on the outer side of the corrugated layer, plug-in components matched with the slots are arranged on the inner side of the vacuum layer, a guard board is arranged on the outer side of the vacuum layer, lifting bins are symmetrically arranged on two sides of the injection molding cavity between an upper die base and a lower die base, sliding ways are symmetrically arranged on two side walls of the lifting bins, a hydraulic cylinder is arranged between the two sliding ways, a fixing plate is arranged at the top of the hydraulic cylinder, a connecting block is arranged at the top of the fixing plate, a plurality of sliding mechanisms matched with the sliding ways are respectively arranged on two sides of the connecting block, the top of the connecting block is connected with the upper die base, a connecting bin is arranged on one side of the lifting bin, a first connecting piece is arranged in the connecting bin, the die comprises a die holder, a sealing element, a heat-resistant plate, a heat-insulating layer, a plurality of groups of filter mechanisms, a first feeding port and a second feeding port, wherein the second connecting piece matched with the first connecting piece is arranged at the top of the die holder in the connecting bin, the feeding bin is arranged on one side of the top of the die holder, the bottom of the feeding bin penetrates through the die holder and is arranged in the injection cavity, the sealing element is arranged at the joint of the feeding bin and the upper die holder, the heat-resistant plate is arranged in the sealing element, the heat-insulating layer is arranged on the outer side of the feeding bin, the first feeding port and the second feeding port are arranged at the top of the feeding bin, and the plurality of groups of filter mechanisms are arranged inside the feeding bin, and the first feeding port and the second feeding port penetrate through the filter mechanisms and are arranged at the bottom of the feeding bin.
Further, the damping mechanism comprises an upper baffle plate and a lower baffle plate, a plurality of groups of rubber springs are arranged between the upper baffle plate and the lower baffle plate, and the lower baffle plate is connected with the mounting groove.
Further, the damping mechanisms are arranged in five groups, and the damping mechanisms are uniformly distributed on the mounting groove.
Furthermore, sliding rails are symmetrically arranged on two side walls of the mounting groove, and sliding strips matched with the sliding rails are arranged on two sides of the mounting piece.
Furthermore, the two sides of the inner wall of the first fixing groove are provided with first slots, the side face of the fixing piece is provided with second slots corresponding to the first slots, and the first slots and the second slots are internally provided with inserting blocks in a matching way.
Further, the plurality of cylinders are closely arranged in the isolation layer, and heat absorbing materials are filled in the cylinders.
Further, the sliding mechanisms are at least two groups, and the two groups of sliding mechanisms are respectively and uniformly distributed on two sides of the connecting block.
Further, the sliding mechanism comprises a connecting plate, one side of the connecting plate is connected with the side face of the connecting block, a spring is arranged on the other side of the connecting plate, one end of the spring is connected with the connecting plate, a ball is arranged at the other end of the spring, and the ball is in contact with the inner wall of the slideway.
Further, each of two sides of the bottom of the hydraulic cylinder is provided with a limiting block, the top of the fixing plate is connected with the connecting block, and the bottom of the fixing plate is provided with a mounting frame matched with the output shaft of the hydraulic cylinder.
Further, the filtering mechanism comprises two sliding grooves, the sliding grooves are connected with the inner wall of the feeding bin, a filtering plate is arranged between the two sliding grooves, and sliding blocks matched with the sliding grooves are arranged at two ends of the filtering plate.
The invention has the beneficial effects that: when the polypropylene product is installed, the frame is placed into the installation groove of the base, then the fixing piece is inserted into the first fixing groove and the second fixing groove for fixing, the first feeding hole and the second feeding hole are fed and injection molded firstly during injection molding, the lifting bin drives the upper die holder to lift and move, polypropylene with different thicknesses can be molded according to requirements, the high temperature resistance of the upper die holder and the lower die holder is good, and the polypropylene product has good quality and high strength; the plurality of groups of damping mechanisms are arranged on the mounting groove, so that the damping performance of the base can be enhanced, equipment is protected, and the service life of the equipment is longer; the fixing pieces are arranged in the first fixing groove and the second fixing groove in a matching mode, so that after the frame is installed in the base, connection between the frame and the base can be reinforced, and the equipment is safer and more stable in the use process; the isolation layer is arranged on the outer side of the wear-resistant ceramic layer, the corrugated layer is arranged on the outer side of the isolation layer, a plurality of slots are formed in the corrugated layer, the vacuum layer is arranged on the outer side of the corrugated layer, an insert matched with the slots is arranged on the inner side of the vacuum layer, and the protection plate is arranged on the outer side of the vacuum layer, so that high temperature generated in the injection molding process can be absorbed and isolated, the performance of equipment is higher, and the service life of the equipment is longer; the sliding ways are symmetrically arranged on the two side walls of the lifting bin, the hydraulic cylinders are arranged between the two sliding ways, the top of each hydraulic cylinder is provided with the fixing plate, the top of each fixing plate is provided with the connecting block, the two sides of each connecting block are respectively provided with a plurality of groups of sliding mechanisms matched with the sliding ways, the tops of the connecting blocks are connected with the upper die holder, the lifting movement of the upper die holder driven by the hydraulic cylinders can be realized, products with different specifications are conveniently produced, and the lifting bin is convenient and quick; through being equipped with a plurality of groups of filtering mechanism in the feeding storehouse inside, set up first charge door and second charge door and run through filtering mechanism and locate the feeding storehouse bottom, can filter the raw materials, reduce impurity for the effect of moulding plastics is better; the device simple structure, intensity is high, and high temperature resistance can be good, convenient to use is swift, and the installation is dismantled conveniently, can adjust the product in order to adapt to different specifications to the height of equipment as required.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a high-strength polypropylene injection molding apparatus according to an embodiment of the present invention;
FIG. 2 is a top view of a high strength polypropylene injection molding apparatus according to embodiments of the present invention;
FIG. 3 is an enlarged view of a high strength polypropylene injection molding apparatus according to embodiments of the present invention;
FIG. 4 is an enlarged view of a high strength polypropylene injection molding apparatus according to embodiments of the present invention at B;
fig. 5 is an enlarged view of a high-strength polypropylene injection molding apparatus according to an embodiment of the present invention at C.
In the figure:
1. a body; 2. a base; 3. a mounting groove; 4. a damping mechanism; 5. a first fixing groove; 6. a frame; 7. a mounting member; 8. a second fixing groove; 9. a fixing member; 10. an injection molding box; 11. an upper die holder; 12. a lower die holder; 13. an injection cavity; 14. a wear resistant ceramic layer; 15. an isolation layer; 16. a cylinder; 17. a corrugated layer; 18. a slot; 19. a vacuum layer; 20. an insert; 21. adding a guard board; 22. lifting the bin; 23. a slideway; 24. a hydraulic cylinder; 25. a fixing plate; 26. a connecting block; 27. a sliding mechanism; 28. a connecting bin; 29. a first connector; 30. a second connector; 31. a feeding bin; 32. a seal; 33. a heat resistant plate; 34. a thermal insulation layer; 35. a first feed inlet; 36. a second feed inlet; 37. a filtering mechanism.
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 are derived by a person skilled in the art based on the embodiments of the invention, fall within the scope of protection of the invention.
According to an embodiment of the present invention, there is provided a high-strength polypropylene injection molding apparatus.
As shown in fig. 1-5, a high-strength polypropylene injection molding device according to an embodiment of the invention comprises a body 1, wherein a base 2 is arranged at the bottom of the body 1, a mounting groove 3 is arranged at the center of the top of the base 2, a plurality of groups of damping mechanisms 4 are arranged on the mounting groove 3, a first fixing groove 5 is symmetrically arranged at the top of the base 2 at two sides of the mounting groove 3, a frame 6 is arranged above the base 2, a mounting piece 7 matched with the mounting groove 3 is arranged at the bottom of the frame 6, a second fixing groove 8 corresponding to the first fixing groove 5 is symmetrically arranged at the two sides of the top of the mounting piece 7, fixing pieces 9 are matched and arranged in the first fixing groove 5 and the second fixing groove 8, an injection molding box 10 is arranged at the top of the mounting piece 7, an upper die holder 11 and a lower die holder 12 are arranged in the injection molding box 10, the upper die holder 11 and the lower die holder 12 are symmetrically arranged, an injection molding cavity 13 is arranged between the upper die holder 11 and the lower die holder 12, wear-resistant ceramic layers 14 are respectively arranged on the inner sides of the upper die holder 11 and the lower die holder 12, an isolation layer 15 is arranged on the outer sides of the wear-resistant ceramic layers 14, a plurality of cylinders 16 are arranged in the isolation layer 15, a corrugated layer 17 is arranged on the outer sides of the isolation layer 15, a plurality of slots 18 are arranged on the corrugated layer 17, a vacuum layer 19 is arranged on the outer sides of the corrugated layer 17, an insert 20 matched with the slots 18 is arranged on the inner sides of the vacuum layer 19, a guard plate 21 is arranged on the outer sides of the vacuum layer 19, lifting bins 22 are symmetrically arranged on two sides of the lifting bins 22 on two side walls of the lifting bins 11, sliding ways 23 are symmetrically arranged between the two sliding ways 23, a hydraulic cylinder 24 is arranged on the top of the hydraulic cylinder 24, a fixing plate 25 is arranged on the top of the fixing plate 25, a connecting block 26 is arranged on the top of the fixing plate 25, the two sides of the connecting block 26 are respectively provided with a plurality of groups of sliding mechanisms 27 matched with the slide ways 23, the top of the connecting block 26 is connected with the upper die holder 11, one side of the lifting bin 22 is provided with a connecting bin 28, the bottom of the upper die holder 11 is provided with a first connecting piece 29 in the connecting bin 28, the top of the lower die holder 12 is provided with a second connecting piece 30 matched with the first connecting piece 29 in the connecting bin 28, one side of the top of the upper die holder 11 is provided with a feeding bin 31, the feeding bin 31 bottom runs through the upper die holder 11 and locates in the injection molding cavity 13, feeding bin 31 with the upper die holder 11 junction is equipped with sealing member 32, be equipped with refractory plate 33 in the sealing member 32, the feeding bin 31 outside is equipped with the insulating layer 34, feeding bin 31 top is equipped with first charge door 35 and second charge door 36, feeding bin 31 inside is equipped with a plurality of groups filtering mechanism 37, first charge door 35 with second charge door 36 runs through filtering mechanism 37 and locates feeding bin 31 bottom.
In addition, in one embodiment, for the above-mentioned damper mechanism 4, the damper mechanism 4 includes an upper baffle plate and a lower baffle plate, between which a plurality of sets of rubber springs are provided, and the lower baffle plate is connected with the mounting groove 3. Adopt this scheme, set up damper 4 includes overhead gage and lower baffle, the overhead gage with be equipped with a plurality of rubber spring of group down between the baffle, lower baffle with mounting groove 3 is connected, can increase damper 4's shock attenuation effect reduces the injury that equipment produced because of vibrations at the during operation.
In addition, in one embodiment, for several groups of the above-mentioned damper mechanisms 4, several groups of the damper mechanisms 4 are provided in five groups, and the five groups of the damper mechanisms 4 are uniformly distributed on the mounting groove 3. By adopting the scheme, a plurality of groups of damping mechanisms 4 are arranged in five groups, and the five groups of damping mechanisms 4 are evenly distributed on the mounting groove 3, so that the damping effect can be enhanced, and the device is more convenient and durable.
In addition, in one embodiment, for the mounting groove 3 and the mounting member 7, sliding rails are symmetrically arranged on two side walls of the mounting groove 3, and sliding strips matched with the sliding rails are arranged on two sides of the mounting member 7. By adopting the scheme, the symmetry is equipped with the slide rail on the mounting groove 3 both sides wall, the mounting piece 7 both sides be equipped with slide rail assorted draw runner, can strengthen the mounting piece 7 with the sliding connection effect of mounting groove 3 for equipment installation dismantles more convenient.
In addition, in one embodiment, for the first fixing groove 5 and the fixing member 9, first slots are formed on two sides of an inner wall of the first fixing groove 5, second slots corresponding to the first slots are formed on a side surface of the fixing member 9, and inserting blocks are formed in the first slots and the second slots in a matching manner. By adopting the scheme, the two sides of the inner wall of the first fixing groove 5 are provided with the first slot, the side face of the fixing piece 9 is provided with the second slot corresponding to the first slot, the first slot and the second slot are internally matched and provided with the inserting blocks, and the connection of the frame 6 and the base 2 can be reinforced, so that the equipment is safer to use.
In addition, in one embodiment, for a plurality of the above-mentioned cylinders 16, a plurality of the cylinders 16 are closely arranged in the isolation layer 15, and the cylinders 16 are filled with a heat absorbing material. By adopting the scheme, the connecting mechanism 17 comprises a spring, one end of the spring is provided with a fixing clamp, a plurality of cylinders 16 are closely arranged in the isolation layer 15, and heat absorbing materials are filled in the cylinders 16, so that the heat insulating and absorbing capacity of the isolation layer 15 can be enhanced, and the service life of equipment is longer.
In addition, in one embodiment, for several groups of the sliding mechanisms 27, at least two groups of the sliding mechanisms 27 are provided, and the two groups of the sliding mechanisms 27 are uniformly distributed on two sides of the connecting block 26, respectively. By adopting the scheme, a plurality of groups of sliding mechanisms 27 are at least provided with two groups, and the two groups of sliding mechanisms 27 are respectively and uniformly distributed on two sides of the connecting block 26, so that the sliding effect of the sliding mechanisms 27 in the slideway 23 can be enhanced, and the equipment operation is more convenient and quicker.
In addition, in one embodiment, for the sliding mechanism 27, the sliding mechanism 27 includes a connection plate, one side of the connection plate is connected to the side of the connection block 26, a spring is disposed on the other side of the connection plate, one end of the spring is connected to the connection plate, and a ball is disposed on the other end of the spring, and the ball is in contact with the inner wall of the slideway 23. By adopting the scheme, the sliding mechanism 27 comprises a connecting plate, one side of the connecting plate is connected with the side face of the connecting block 26, a spring is arranged on the other side of the connecting plate, one end of the spring is connected with the connecting plate, a ball is arranged at the other end of the spring, the ball is in contact with the inner wall of the slideway 23, and the connecting effect and the sliding effect of the sliding mechanism 27 can be enhanced, so that the device is more convenient to use.
In addition, in one embodiment, for the hydraulic cylinder 24 and the fixing plate 25, two limiting blocks are respectively disposed on two sides of the bottom of the hydraulic cylinder 24, the top of the fixing plate 25 is connected with the connecting block 26, and a mounting frame matched with the output shaft of the hydraulic cylinder 24 is disposed at the bottom of the fixing plate 25. By adopting the scheme, a limiting block is respectively arranged on two sides of the bottom of the hydraulic cylinder 24, the top of the fixing plate 25 is connected with the connecting block 26, and the bottom of the fixing plate 25 is provided with a mounting frame matched with the output shaft of the hydraulic cylinder 24, so that the fixing effect and the supporting effect of the hydraulic cylinder 24 can be enhanced, and the equipment is safer, more convenient and faster to use.
In addition, in one embodiment, for the filtering mechanism 37, the filtering mechanism 37 includes two sliding grooves, the sliding grooves are connected with the inner wall of the feeding bin 31, a filtering plate is disposed between the two sliding grooves, and two ends of the filtering plate are respectively provided with a sliding block matched with the sliding grooves. Adopt this scheme, set up filtering mechanism 37 includes two spouts, the spout with feeding storehouse 31 inner wall connection, two be equipped with the filter between the spout, the filter both ends all be equipped with spout assorted slider strengthens filtering mechanism 37's result of use is more, is convenient for change cleanly.
In summary, by means of the above technical scheme of the invention, during installation, the frame 6 is placed into the installation groove 3 of the base 2, then the fixing piece 9 is inserted into the first fixing groove 5 and the second fixing groove 8 for fixing, during injection molding, the first feeding hole 35 and the second feeding hole 36 are used for feeding and injection molding, the lifting bin 22 drives the upper die holder 11 to lift and move, polypropylene with different thicknesses can be injected according to requirements, the high temperature resistance of the upper die holder 11 and the lower die holder 12 is good, and polypropylene products have good quality and high strength; the damping performance of the base 2 can be enhanced by arranging a plurality of groups of damping mechanisms 4 on the mounting groove 3, so that equipment is protected, and the service life of the equipment is longer; the fixing pieces 9 are arranged in the first fixing groove 5 and the second fixing groove 8 in a matching mode, so that after the frame 6 is installed in the base 2, the connection between the frame 6 and the base 2 can be reinforced, and the equipment is safer and more stable in the use process; the isolation layer 15 is arranged on the outer side of the wear-resistant ceramic layer 14, the corrugated layer 17 is arranged on the outer side of the isolation layer 15, a plurality of slots 18 are formed in the corrugated layer 17, the vacuum layer 19 is arranged on the outer side of the corrugated layer 17, the plug-in units 20 matched with the slots 18 are arranged on the inner side of the vacuum layer 19, and the protection plate 21 is arranged on the outer side of the vacuum layer 19, so that high temperature generated in the injection molding process can be absorbed and isolated, the performance of equipment is higher, and the service life of the equipment is longer; the slide ways 23 are symmetrically arranged on the two side walls of the lifting bin 22, the hydraulic cylinder 24 is arranged between the two slide ways 23, the fixed plate 25 is arranged at the top of the hydraulic cylinder 24, the connecting block 26 is arranged at the top of the fixed plate 25, a plurality of groups of sliding mechanisms 27 matched with the slide ways 23 are arranged on the two sides of the connecting block 26, and the top of the connecting block 26 is connected with the upper die holder 11, so that the lifting movement of the upper die holder 11 driven by the hydraulic cylinder 24 can be realized, products with different specifications can be produced conveniently, and the lifting mechanism is convenient and quick; through the arrangement of the plurality of groups of filtering mechanisms 37 in the feeding bin 31, the first charging opening 35 and the second charging opening 36 penetrate through the filtering mechanisms 37 and are arranged at the bottom of the feeding bin 31, raw materials can be filtered, impurities are reduced, and the injection molding effect is better; the device simple structure, intensity is high, and high temperature resistance can be good, convenient to use is swift, and the installation is dismantled conveniently, can adjust the product in order to adapt to different specifications to the height of equipment as required.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (8)
1. The utility model provides a high strength polypropylene injection molding device, its characterized in that, including body (1), body (1) bottom is equipped with base (2), base (2) top center is equipped with mounting groove (3), be equipped with a plurality of group damper (4) on mounting groove (3), base (2) top in mounting groove (3) both sides symmetry is equipped with first fixed slot (5), base (2) top is equipped with frame (6), frame (6) bottom be equipped with mounting groove (3) assorted mounting piece (7), mounting piece (7) top bilateral symmetry be equipped with first fixed slot (5) corresponding second fixed slot (8), first fixed slot (5) and second fixed slot (8) in-match are equipped with mounting (9), mounting piece (7) top is equipped with injection molding case (10), be equipped with upper die base (11) and die holder (12) in injection molding case (10), upper die base (11) with die holder (12) symmetry sets up, upper die base (11) and die holder (12) are equipped with between wear-resisting layer (14) and die holder (12) are equipped with in the die holder (12), an isolation layer (15) is arranged on the outer side of the wear-resistant ceramic layer (14), a plurality of cylinders (16) are arranged in the isolation layer (15), the cylinders (16) are closely arranged in the isolation layer (15), and heat absorbing materials are filled in the cylinders (16); the improved structure comprises an isolating layer (15), a corrugated layer (17) is arranged on the outer side of the isolating layer (15), a plurality of slots (18) are formed in the corrugated layer (17), a vacuum layer (19) is arranged on the outer side of the corrugated layer (17), plug-in units (20) matched with the slots (18) are arranged on the inner side of the vacuum layer (19), a guard board (21) is arranged on the outer side of the vacuum layer (19), lifting bins (22) are symmetrically arranged on two sides of an injection cavity (13) between an upper die base (11) and a lower die base (12), sliding ways (23) are symmetrically arranged on two side walls of the lifting bins (22), hydraulic cylinders (24) are arranged between the two sliding ways (23), fixing plates (25) are arranged at the tops of the hydraulic cylinders, connecting blocks (26) are arranged at the tops of the fixing plates, sliding mechanisms (27) matched with the sliding ways (23) are arranged on two sides of the connecting blocks, the sliding mechanisms (27) comprise connecting plates, one sides of the connecting plates are connected with the side faces of the connecting plates, springs are arranged on the other sides of the connecting plates, one ends of the connecting plates are connected with the connecting balls (23), and the other ends of the springs are connected with the connecting plates; connecting block (26) top in upper die base (11) are connected, lift storehouse (22) one side is equipped with connects storehouse (28), upper die base (11) bottom in be equipped with first connecting piece (29) in connecting storehouse (28), die holder (12) top in be equipped with in connecting storehouse (28) with first connecting piece (29) assorted second connecting piece (30), upper die base (11) top one side is equipped with feeding storehouse (31), feeding storehouse (31) bottom runs through upper die base (11) and locates in injection cavity (13), feeding storehouse (31) with upper die base (11) junction is equipped with sealing member (32), be equipped with refractory plate (33) in sealing member (32), feeding storehouse (31) outside is equipped with insulating layer (34), feeding storehouse (31) top is equipped with first charge door (35) and second charge door (36), inside a plurality of groups filter mechanism (37), first charge door (35) and second charge door (36) just filter the feed storehouse (37).
2. The high-strength polypropylene injection molding device according to claim 1, wherein the damping mechanism (4) comprises an upper baffle plate and a lower baffle plate, a plurality of groups of rubber springs are arranged between the upper baffle plate and the lower baffle plate, and the lower baffle plate is connected with the mounting groove (3).
3. The high-strength polypropylene injection molding apparatus according to claim 1, wherein a plurality of groups of the shock absorbing mechanisms (4) are provided in five groups, and the five groups of the shock absorbing mechanisms (4) are uniformly distributed on the mounting groove (3).
4. The high-strength polypropylene injection molding device according to claim 1, wherein sliding rails are symmetrically arranged on two side walls of the mounting groove (3), and sliding strips matched with the sliding rails are arranged on two sides of the mounting piece (7).
5. The high-strength polypropylene injection molding device according to claim 1, wherein first slots are formed in two sides of the inner wall of the first fixing groove (5), second slots corresponding to the first slots are formed in the side face of the fixing piece (9), and inserting blocks are arranged in the first slots and the second slots in a matching mode.
6. The high-strength polypropylene injection molding device according to claim 1, wherein at least two groups of sliding mechanisms (27) are provided, and the two groups of sliding mechanisms (27) are uniformly distributed on two sides of the connecting block (26).
7. The high-strength polypropylene injection molding device according to claim 1, wherein two sides of the bottom of the hydraulic cylinder (24) are respectively provided with a limiting block, the top of the fixing plate (25) is connected with the connecting block (26), and the bottom of the fixing plate (25) is provided with a mounting frame matched with the output shaft of the hydraulic cylinder (24).
8. The high-strength polypropylene injection molding device according to claim 1, wherein the filtering mechanism (37) comprises two sliding grooves, the sliding grooves are connected with the inner wall of the feeding bin (31), a filter plate is arranged between the two sliding grooves, and sliding blocks matched with the sliding grooves are arranged at two ends of the filter plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711029336.0A CN107791457B (en) | 2017-10-30 | 2017-10-30 | High-strength polypropylene injection molding device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711029336.0A CN107791457B (en) | 2017-10-30 | 2017-10-30 | High-strength polypropylene injection molding device |
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| CN107791457A CN107791457A (en) | 2018-03-13 |
| CN107791457B true CN107791457B (en) | 2024-04-12 |
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| CN110757680B (en) * | 2018-07-26 | 2024-06-04 | 天津睿力群塑料制品股份有限公司 | Hot pressing equipment for recycling foam plastic |
| CN110014547A (en) * | 2019-04-24 | 2019-07-16 | 万威 | A kind of high temperature resistant injection moulding apparatus |
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| GB956097A (en) * | 1961-08-07 | 1964-04-22 | Honda Motor Co Ltd | Improvements in or relating to injection moulding machines |
| JP2002178379A (en) * | 2000-12-15 | 2002-06-26 | Sumitomo Chem Co Ltd | Apparatus for manufacturing foam |
| JP2004034443A (en) * | 2002-07-02 | 2004-02-05 | Meiki Co Ltd | Injection molding method and injection molding mold |
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| CN207290764U (en) * | 2017-10-30 | 2018-05-01 | 张英 | A kind of high-strength polypropylene injection moulding apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6722875B2 (en) * | 2002-04-17 | 2004-04-20 | Van Dorn Demag Corporation | Vertical injection molding machine |
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| GB956097A (en) * | 1961-08-07 | 1964-04-22 | Honda Motor Co Ltd | Improvements in or relating to injection moulding machines |
| JP2002178379A (en) * | 2000-12-15 | 2002-06-26 | Sumitomo Chem Co Ltd | Apparatus for manufacturing foam |
| JP2004034443A (en) * | 2002-07-02 | 2004-02-05 | Meiki Co Ltd | Injection molding method and injection molding mold |
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