CN116690883B - Device and process for manufacturing flame-retardant sponge - Google Patents
Device and process for manufacturing flame-retardant sponge Download PDFInfo
- Publication number
- CN116690883B CN116690883B CN202310952045.8A CN202310952045A CN116690883B CN 116690883 B CN116690883 B CN 116690883B CN 202310952045 A CN202310952045 A CN 202310952045A CN 116690883 B CN116690883 B CN 116690883B
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- Prior art keywords
- conveyer belt
- sponge
- flame
- material injection
- conveying belt
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Links
- 239000003063 flame retardant Substances 0.000 title claims abstract description 35
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims description 7
- 239000000463 material Substances 0.000 claims abstract description 73
- 238000002347 injection Methods 0.000 claims abstract description 37
- 239000007924 injection Substances 0.000 claims abstract description 37
- 238000005187 foaming Methods 0.000 claims abstract description 22
- 238000003756 stirring Methods 0.000 claims abstract description 6
- 239000002994 raw material Substances 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 5
- 239000004088 foaming agent Substances 0.000 claims description 5
- 229920000570 polyether Polymers 0.000 claims description 5
- 229920005862 polyol Polymers 0.000 claims description 5
- 150000003077 polyols Chemical class 0.000 claims description 5
- 229920002545 silicone oil Polymers 0.000 claims description 5
- KSBAEPSJVUENNK-UHFFFAOYSA-L tin(ii) 2-ethylhexanoate Chemical compound [Sn+2].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O KSBAEPSJVUENNK-UHFFFAOYSA-L 0.000 claims description 5
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000013335 mesoporous material Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 238000000465 moulding Methods 0.000 abstract description 5
- 239000004033 plastic Substances 0.000 abstract description 2
- 229920003023 plastic Polymers 0.000 abstract description 2
- 238000010097 foam moulding Methods 0.000 description 5
- 230000006978 adaptation Effects 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
- B29C44/28—Expanding the moulding material on continuous moving surfaces without restricting the upwards growth of the foam
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/3442—Mixing, kneading or conveying the foamable material
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/35—Component parts; Details or accessories
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
- B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2049/00—Use of polyacetylene or cyanic ester resins, i.e. polymers having one or more carbon-to-carbon triple bonds or derivatives thereof, as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2071/00—Use of polyethers, e.g. PEEK, i.e. polyether-etherketone or PEK, i.e. polyetherketone or derivatives thereof, as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/0005—Condition, form or state of moulded material or of the material to be shaped containing compounding ingredients
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/0005—Condition, form or state of moulded material or of the material to be shaped containing compounding ingredients
- B29K2105/0026—Flame proofing or flame retarding agents
Landscapes
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to a manufacturing device and a manufacturing process of flame-retardant sponge, which belong to the field of molding of plastic state materials, and are produced by a stirrer, a material injection machine, a moving assembly and a plurality of foaming molding machines, wherein the foaming molding machines are arranged at intervals up and down, each foaming molding machine comprises a first conveying belt, a plurality of circular rings and a first ejection assembly, the upper ends of the circular rings are connected through a first connecting plate, and the first ejection assembly drives the circular rings to be close to or far away from the surface of the first conveying belt; the movable assembly drives the material injection machine to sequentially perform material injection through a plurality of first conveying belt output ends, the output end of the stirring machine is connected with the feeding end of the material injection machine, flame-retardant sponge with holes can be produced, and the whole production efficiency of the whole device is high.
Description
Technical Field
The invention belongs to the field of molding of plastic state materials, and particularly relates to a device and a process for manufacturing a flame-retardant sponge.
Background
At present, the fireproof sponge is also known as flame-retardant sponge, fireproof cotton and flame-retardant cotton, is generally a fireproof material synthesized by adding flame retardant into various polyurethane, and is mainly applied to the aspects of furniture manufacture, massage equipment manufacture, baby carriage manufacture, decoration, automobile ornaments, wall sound absorption, heat insulation pipes, fireproof doors, fireproof roller shutters and the like.
The conventional sponge can be made into various qualities of formats, such as functional sponge, flame retardant, high elasticity and the like, such as special shapes of structures, through holes and the like, according to the requirements of customers, wherein the sponge with the through holes is generally foamed firstly and then punched, and the sponge is soft in structure and can be easily broken when being punched, so that the scheme is provided.
Disclosure of Invention
In view of the defects of the prior art, the technical problem to be solved by the invention is to provide a device and a process for manufacturing a flame-retardant sponge, which can produce the flame-retardant sponge with holes and has high production efficiency.
In order to solve the technical problems, the invention adopts the following technical scheme: the device for manufacturing the flame-retardant sponge comprises a stirrer, a material injection machine, a moving assembly and a plurality of foaming forming machines, wherein the foaming forming machines are arranged at intervals up and down, each foaming forming machine comprises a first conveying belt, a plurality of circular rings and a first ejection assembly, the upper ends of the circular rings are connected through a first connecting plate, and the first ejection assembly drives the circular rings to be close to or far away from the surface of the first conveying belt;
the moving assembly drives the material injection machine to sequentially perform material injection through a plurality of first conveying belt output ends, and the output end of the stirring machine is connected with the feeding end of the material injection machine.
Further, remove the subassembly and include mounting bracket, lifting screw, remove seat and swing part, swing part is located and removes the seat, swing part is used for driving annotates the material machine upset from top to bottom, two the mounting bracket subtends the setting, two the one side that the mounting bracket looks towards has the installation elongated slot, be equipped with lifting screw in the installation elongated slot, it has the first screw hole that runs through from top to bottom to remove seat both sides, first screw hole and lifting screw looks adaptation.
Further, the swing part includes first actuating body and first dwang, it is formed with first breach to remove seat up end one side, first dwang rotates to be connected in first breach, annotate material machine and first dwang fixed connection and annotate the material mouth outwards, first dwang global ring external tooth that is formed with, first actuating body sets up on removing the seat, first actuating body output is connected with first gear, first gear and ring external tooth mesh mutually.
Further, the material injector is provided with a discharge hole, and the length of the discharge hole is equal to the width of the first conveying belt.
Further, a conductive plate is arranged at the bottom of the installation long groove, conductive bosses are formed on two sides of the movable seat, the conductive bosses are in contact with the conductive plate, and the conductive plate is used for supplying power to the first driving body.
Further, the first ejection assembly comprises a main cylinder body and an auxiliary cylinder body, wherein the output end of the main cylinder body is connected to the middle part of the first connecting plate, and the auxiliary cylinder body is connected to two corresponding opposite angles of the first connecting plate.
Further, the manufacturing device further comprises a second conveying belt and a swinging conveying belt, wherein the second conveying belt is arranged at the output end of the first conveying belt positioned below, the swinging conveying belt is arranged at the output end of the first conveying belt positioned above, and the swinging conveying belt swings by taking one side close to the first conveying belt as a circle center.
Further, the fixed plate is installed to swing conveyer belt both sides, the fixed plate is close to first conveyer belt one side and is provided with the axis of rotation, one side that the fixed plate kept away from first conveyer belt is provided with the block round hole, the block round platform is located the block round hole, block round platform and the coincidence of block round hole axis, the block round platform rotates around the axis of block round platform in the block round hole, the outward one side of block round platform extends there is the sliding seat, the sliding seat is formed with the second screw hole that runs through from top to bottom, the fixed plate both sides are provided with first screw rod, first screw rod and second screw hole looks adaptation.
A manufacturing process of a flame-retardant sponge comprises the following steps:
s1, mixing and stirring;
s2, conveying the stirred raw materials to a material injection machine, driving the material injection machine to swing by a swinging component before the material injection machine moves to a first conveyer belt positioned below, enabling an output end to face the surface of the first conveyer belt, discharging the material by the material injection machine, moving the first conveyer belt until the surface of the first conveyer belt is fully covered by material liquid, driving a first connecting plate to push out by a first push-out component positioned below, attaching a circular ring to the surface of the first conveyer belt, and resetting the material injection machine by the swinging component;
s3, driving the movable seat to move upwards by the lifting screw until the material injection machine is positioned on one side of the first conveyor belt above, driving the material injection machine to swing by the swinging component, enabling the output end to face the surface of the first conveyor belt, discharging the material by the material injection machine, moving the first conveyor belt until the material liquid is fully distributed on the surface of the first conveyor belt, driving the first connecting plate to eject by the first ejection assembly positioned above, attaching the circular ring to the surface of the first conveyor belt, and resetting by the swinging component;
s4, waiting for the end of foaming, resetting the first ejection assembly, and separating the circular ring from the foam-molded sponge; the sponge of the first conveyer belt positioned below is directly transported to the second conveyer belt and then is transported out, the sponge of the first conveyer belt positioned above waits for the output end of the swinging conveyer belt to swing onto the second conveyer belt, and the first conveyer belt swings the sponge conveyer belt onto the conveyer belt and then is transported out from the second conveyer belt;
s5, removing the sponge sleeved by the circular ring on the sponge to form the sponge with the circular holes.
Further, the raw materials in the step S1 comprise 90-110 parts by weight of polyether polyol; 45-65 parts of toluene diisocyanate; 3-5 parts of water; 1-5 parts of foaming agent; 1-3 parts of modified silicone oil; 0.1-10 parts of stannous octoate; 1-35 parts of flame retardant; the flame retardant comprises a silicon-based mesoporous material.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the material liquid is sprayed on the upper surface of the first conveying belt by adopting the material injecting machine, when the foaming is waited, part of foaming material liquid is covered by the circular ring, a plurality of cylindrical sponges separated from the body are formed on the foamed sponge, and the cylindrical sponges are removed to directly form the flame-retardant sponge with round holes.
2. Through set up annular external tooth on first dwang, mesh with it by the first gear of first drive body output, rotate through the first dwang of rotation control of first gear to realize annotating the swing of material machine, can prevent annotating the material machine and produce the interference with the foaming make-up machine when reciprocating.
3. Because the first driving body is arranged on the movable seat and used for driving the first rotating rod to rotate, the first driving body needs to be electrified for driving, conductive bosses are arranged on two sides of the movable seat, conductive plates are arranged at the bottoms of the installation long grooves and are positioned on the first driving body for supplying power in a contact power supply mode, and the problem that wires are possibly wound or interfered in a wire power supply mode is avoided.
4. The main cylinder body and the auxiliary cylinder body are arranged to drive the first connecting plate to eject and retract simultaneously, so that the device is stable.
Drawings
FIG. 1 is a schematic diagram showing the front view of a device for producing a flame retardant sponge according to the present invention;
FIG. 2 is a schematic perspective view of the injection molding machine and the moving assembly of the present invention;
FIG. 3 is a schematic cross-sectional view of a mobile assembly according to the present invention;
FIG. 4 is a schematic perspective view of a ring and a first ejector assembly according to the present invention;
fig. 5 is a schematic cross-sectional view of the swing belt of the present invention.
The marks in the figure: 1. a material injecting machine; 2. a moving assembly; 21. a mounting frame; 211. installing a long groove; 212. a conductive plate; 22. lifting screw rods; 23. a movable seat; 231. a conductive boss; 24. a swinging member; 241. a first driving body; 2411. a first gear; 242. a first rotating lever; 2421. annular outer teeth; 3. foaming forming machine; 31. a first conveyor belt; 32. a first connection plate; 33. a circular ring; 34. a first ejection assembly; 341. a main cylinder; 342. an auxiliary cylinder; 4. a second conveyor belt; 5. swinging the conveyer belt; 51. a fixing plate; 52. a rotating shaft; 53. the round table is blocked; 54. a sliding seat; 55. a first screw.
Detailed Description
In order to make the above features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
As shown in fig. 1-5, this embodiment provides a device for manufacturing a flame-retardant sponge, which comprises a stirrer, a material injecting machine 1, a moving assembly 2, two foam molding machines 3, a second conveying belt 4 and a swinging conveying belt 5, wherein in this embodiment, the number of the foam molding machines 3 is two, in actual application, the number is two more reasonable, the number is three, and the number is the maximum, and in this scheme, components are all mounted on a total frame body.
The two foam molding machines 3 are arranged at intervals from top to bottom, the foam molding machines 3 comprise a first conveying belt 31, a plurality of circular rings 33 and a first ejection assembly 34, the number of the circular rings 33 is adjusted according to actual conditions, the upper ends of the circular rings 33 are connected through a first connecting plate 32, the first ejection assembly 34 drives the circular rings 33 to be close to or far away from the upper surface of the first conveying belt 31, specifically, the first ejection assembly 34 comprises a main cylinder 341 and an auxiliary cylinder 342, the output end of the main cylinder 341 is connected to the middle part of the first connecting plate 32, the auxiliary cylinder 342 is connected to two corresponding opposite angles of the first connecting plate 32, and the main cylinder 341 and the auxiliary cylinder 342 are arranged to simultaneously drive the first connecting plate 32 to eject and retract, so that the foam molding machine is more stable.
Preferably, in order to prevent the sponge from being blocked or adhered in the circular ring 33 after foaming, an ejection hole is formed on the first connecting plate 32 corresponding to the center of the circular ring 33, an ejection rod (shown in the figure) is fixedly arranged above the first connecting plate 32 corresponding to the ejection hole, and when the first ejection assembly 34 is retracted, the cylindrical sponge foamed in the circular ring 33 can be ejected out of the circular ring 33, and is conveyed to the output end along with the first conveying belt 31.
The mixer output is connected with annotate material machine 1 feed end, and the mixer adopts the sponge mixer among the prior art, annotates material machine 1 and has the discharge gate, and discharge gate length equals the width of first conveyer belt 31, and the material machine 1 is annotated through a plurality of first conveyer belt 31 output in proper order in the drive of removal subassembly 2, and removal subassembly 2 includes mounting bracket 21, lifting screw 22, removes seat 23 and swing part 24.
The swinging component 24 comprises a first driving body 241 and a first rotating rod 242, the first driving body 241 is a motor, a first notch is formed on one side of the upper end face of the moving seat 23, the first rotating rod 242 is rotationally connected in the first notch, the material injecting machine 1 is fixedly connected with the first rotating rod 242, the material injecting port faces outwards, annular external teeth 2421 are formed on the peripheral surface of the first rotating rod 242, the first driving body 241 is arranged on the moving seat 23, the output end of the first driving body 241 is connected with a first gear 2411, the first gear 2411 is meshed with the annular external teeth 2421, the first gear 2411 at the output end of the first driving body 241 is meshed with the first gear, the rotation of the first gear 2411 controls the rotation of the first rotating rod 242, thereby realizing swinging of the material injecting machine 1, preventing the material injecting machine 1 from interfering with the foaming forming machine 3 when moving up and down, the swinging component 24 is arranged on the moving seat 23, the swinging component 24 is used for driving the material injecting machine 1 to turn up and down, two mounting frames 21 are oppositely arranged, one surface of the two mounting frames 21 facing each other is provided with a mounting long groove 211, the mounting long groove 211 is internally provided with a lifting screw 22, specifically, the bottom of the mounting long groove 211 is provided with a conductive plate 212, two sides of the movable seat 23 are provided with first threaded holes penetrating up and down, the first threaded holes are matched with the lifting screw 22, two sides of the movable seat 23 are provided with conductive bosses 231, the conductive bosses 231 are contacted with the conductive plate 212, the conductive plate 212 and the conductive bosses 231 supply power to a first driving body 241 in the swinging component 24 in a contact power supply mode, the first driving body 241 is used for driving the first rotating rod 242 to rotate because the movable seat 23 is provided with the first driving body 241 to be electrified for driving, the two sides of the movable seat 23 are provided with the conductive bosses 231, the bottom of the mounting long groove 211 is provided with the conductive plate 212, the first driving body 241 is powered by a contact power supply mode, so that the problem of wire winding or interference possibly caused by adopting a wire power supply mode is avoided.
The second conveyer belt 4 sets up the output of the first conveyer belt 31 that is located the below, swing conveyer belt 5 sets up the output of the first conveyer belt 31 that is located the top, swing conveyer belt 5 swings with being close to first conveyer belt 31 one side as the centre of a circle, concretely, fixed plate 51 is installed to swing conveyer belt 5 both sides, fixed plate 51 is close to first conveyer belt 31 one side is provided with axis of rotation 52, one side that fixed plate 51 kept away from first conveyer belt 31 is provided with the card round hole, the card round platform 53 is located the card round hole, card round platform 53 and card round hole axis coincidence, card round platform 53 can rotate around the axis of card round platform 53 in the card round hole, card round platform 53 outwards one side extends and has sliding seat 54, sliding seat 54 is formed with the second screw hole that runs through from top to bottom, fixed plate 51 both sides are provided with first screw 55, first screw 55 and second screw hole looks adaptation.
According to the scheme, the first ejection assembly 34 ejects out the circular ring 33 to cover the raw material of the first conveying belt 31 in the foaming process, after foaming is finished, the sponge isolated in the hole is removed manually or in other modes, the sponge with the hole is formed, and the sponge is more convenient than the traditional sponge which is firstly foamed and then cut, and meanwhile, the generation of the rejection rate caused by cutting is avoided. Two foaming forming machines 3 are arranged for foaming up and down, so that the waste of space is avoided, and the production efficiency is improved.
A manufacturing process of a flame-retardant sponge comprises the following steps:
s1, mixing and stirring;
s2, conveying the stirred raw materials to the material injection machine 1, driving the material injection machine 1 to swing by the swinging component 24 before the material injection machine 1 moves to the first conveyer belt 31 positioned below, enabling the output end to face the surface of the first conveyer belt 31, discharging the material injection machine 1, moving the first conveyer belt 31 until the material liquid is distributed on the surface of the first conveyer belt 31, driving the first connecting plate 32 to push out by the first ejection component 34 positioned below, attaching the circular ring 33 to the surface of the first conveyer belt 31, and driving the material injection machine 1 to reset by the swinging component 24;
s3, driving the movable seat 23 to move upwards by the lifting screw 22 until the material injection machine 1 is positioned on one side of the upper first conveying belt 31, driving the material injection machine 1 to swing by the swinging component 24, enabling the output end to face the surface of the first conveying belt 31, discharging the material injection machine 1 and moving the first conveying belt 31 until the material liquid is distributed on the surface of the first conveying belt 31, driving the first connecting plate 32 to eject by the upper first ejection component 34, attaching the circular ring 33 to the surface of the first conveying belt 31, and driving the material injection machine 1 to reset by the swinging component 24;
s4, waiting for the foaming to be finished, resetting the first ejection assembly 34, and separating the circular ring 33 from the foam-molded sponge; the sponge of the first conveyer belt 31 positioned below is directly transported onto the second conveyer belt 4 and then is transported out, the sponge of the first conveyer belt 31 positioned above waits for the output end of the swinging conveyer belt 5 to swing onto the second conveyer belt 4, and the first conveyer belt 31 swings the sponge conveyer belt onto the conveyer belt 5 and then is transported out from the second conveyer belt 4;
s5, removing the sponge sleeved by the circular ring 33 on the sponge to form the sponge with the round holes.
The raw materials in the step S1 comprise 90-110 parts by weight of polyether polyol; 45-65 parts of toluene diisocyanate; 3-5 parts of water; 1-5 parts of foaming agent; 1-3 parts of modified silicone oil; 0.1-10 parts of stannous octoate; 1-35 parts of flame retardant; the flame retardant comprises a silicon-based mesoporous material.
The present example provides a first set of raw material components of 90 parts polyether polyol; 45 parts of toluene diisocyanate; 4 parts of water; 3 parts of foaming agent; 1 part of modified silicone oil; 2 parts of stannous octoate; and 2 parts of flame retardant.
The present example provides a second set of raw material components of 100 parts polyether polyol; 55 parts of toluene diisocyanate; 4 parts of water; 5 parts of a foaming agent; 2 parts of modified silicone oil; 4 parts of stannous octoate; 6 parts of flame retardant.
While the basic principles and main features of the invention and advantages of the invention have been shown and described, it will be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, which are described in the foregoing description merely illustrate the principles of the invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a manufacturing installation of fire-retardant sponge which characterized in that: the device comprises a stirrer, a material injection machine, a moving assembly and a plurality of foaming forming machines, wherein a plurality of foaming forming machines are arranged at intervals up and down, each foaming forming machine comprises a first conveying belt, a plurality of circular rings and a first ejection assembly, the upper ends of the circular rings are connected through a first connecting plate, and the first ejection assembly drives the circular rings to be close to or far away from the surface of the first conveying belt;
the moving assembly drives the material injecting machine to sequentially inject materials through a plurality of first conveying belt output ends, and the output end of the stirring machine is connected with the feeding end of the material injecting machine; the movable assembly comprises a mounting frame, lifting screws, a movable seat and a swinging component, wherein the swinging component is positioned on the movable seat and is used for driving the material injection machine to turn up and down, the two mounting frames are oppositely arranged, one faces of the two mounting frames facing each other are provided with mounting long grooves, the lifting screws are arranged in the mounting long grooves, the two sides of the movable seat are provided with first threaded holes penetrating up and down, and the first threaded holes are matched with the lifting screws; the swing part comprises a first driving body and a first rotating rod, a first notch is formed in one side of the upper end face of the movable seat, the first rotating rod is rotationally connected in the first notch, the material injection machine is fixedly connected with the first rotating rod, a material injection port is outwards formed in the periphery of the first rotating rod, annular external teeth are formed on the periphery of the first rotating rod, the first driving body is arranged on the movable seat, a first gear is connected to the output end of the first driving body, and the first gear is meshed with the annular external teeth.
2. The device for manufacturing a flame-retardant sponge according to claim 1, wherein: the material injecting machine is provided with a discharge hole, and the length of the discharge hole is equal to the width of the first conveying belt.
3. The device for manufacturing a flame-retardant sponge according to claim 1, wherein: the bottom of the installation long groove is provided with a conductive plate, conductive bosses are formed on two sides of the movable seat and are in contact with the conductive plate, and the conductive plate is used for supplying power to the first driving body.
4. The device for manufacturing a flame-retardant sponge according to claim 1, wherein: the first ejection assembly comprises a main cylinder body and an auxiliary cylinder body, wherein the output end of the main cylinder body is connected to the middle part of the first connecting plate, and the auxiliary cylinder body is connected to two corresponding opposite angles of the first connecting plate.
5. The device for manufacturing a flame-retardant sponge according to claim 1, wherein: the manufacturing device further comprises a second conveying belt and a swinging conveying belt, wherein the second conveying belt is arranged at the output end of the first conveying belt positioned below, the swinging conveying belt is arranged at the output end of the first conveying belt positioned above, and the swinging conveying belt swings with one side close to the first conveying belt as the center of a circle.
6. The device for manufacturing a flame-retardant sponge according to claim 5, wherein: the two sides of the swinging conveyer belt are provided with fixing plates, one side of the fixing plates, which is close to the first conveyer belt, is provided with a rotating shaft, one side of the fixing plates, which is far away from the first conveyer belt, is provided with a clamping round hole, a clamping round table is arranged in the clamping round hole, the axis of the clamping round table is overlapped with that of the clamping round hole, the clamping round table rotates around the axis of the clamping round table in the clamping round hole, a sliding seat extends from one outward side of the clamping round table, a second threaded hole penetrating through the sliding seat vertically is formed in the sliding seat, first screw rods are arranged on two sides of the fixing plate, and the first screw rods are matched with the second threaded hole.
7. A process for producing a flame-retardant sponge based on the flame-retardant sponge producing apparatus according to any one of claims 1 to 6, characterized in that: the method comprises the following steps:
s1, mixing and stirring;
s2, conveying the stirred raw materials to a material injection machine, driving the material injection machine to swing by a swinging component before the material injection machine moves to a first conveyer belt positioned below, enabling an output end to face the surface of the first conveyer belt, discharging the material by the material injection machine, moving the first conveyer belt until the surface of the first conveyer belt is fully covered by material liquid, driving a first connecting plate to push out by a first push-out component positioned below, attaching a circular ring to the surface of the first conveyer belt, and resetting the material injection machine by the swinging component;
s3, driving the movable seat to move upwards by the lifting screw until the material injection machine is positioned on one side of the first conveyor belt above, driving the material injection machine to swing by the swinging component, enabling the output end to face the surface of the first conveyor belt, discharging the material by the material injection machine, moving the first conveyor belt until the material liquid is fully distributed on the surface of the first conveyor belt, driving the first connecting plate to eject by the first ejection assembly positioned above, attaching the circular ring to the surface of the first conveyor belt, and resetting by the swinging component;
s4, waiting for the end of foaming, resetting the first ejection assembly, and separating the circular ring from the foam-molded sponge; the sponge of the first conveyer belt positioned below is directly transported to the second conveyer belt and then is transported out, the sponge of the first conveyer belt positioned above waits for the output end of the swinging conveyer belt to swing onto the second conveyer belt, and the first conveyer belt swings the sponge conveyer belt onto the conveyer belt and then is transported out from the second conveyer belt;
s5, removing the sponge sleeved by the circular ring on the sponge to form the sponge with the circular holes.
8. The flame-retardant sponge manufacturing process based on the flame-retardant sponge manufacturing device as claimed in claim 7, wherein: the raw materials in the step S1 comprise, by weight, 90-110 parts of polyether polyol; 45-65 parts of toluene diisocyanate; 3-5 parts of water; 1-5 parts of foaming agent; 1-3 parts of modified silicone oil; 0.1-10 parts of stannous octoate; 1-35 parts of flame retardant; the flame retardant comprises a silicon-based mesoporous material.
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| CN202310952045.8A CN116690883B (en) | 2023-08-01 | 2023-08-01 | Device and process for manufacturing flame-retardant sponge |
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| CN202310952045.8A CN116690883B (en) | 2023-08-01 | 2023-08-01 | Device and process for manufacturing flame-retardant sponge |
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| CN116690883B true CN116690883B (en) | 2023-10-24 |
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| CN112848033A (en) * | 2021-03-10 | 2021-05-28 | 中集车辆(集团)股份有限公司 | Open mould foaming equipment |
| CN218699566U (en) * | 2022-11-15 | 2023-03-24 | 南通金泰海绵制品有限公司 | Sponge puncher |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0019507D0 (en) * | 2000-08-08 | 2000-09-27 | Cannon Viking Limited | Foam plastics method and machine |
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| JP2001096560A (en) * | 1999-09-29 | 2001-04-10 | Kanegafuchi Chem Ind Co Ltd | Method for in-mold foam molding polyolefin resin and assembly package |
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| CN116690883A (en) | 2023-09-05 |
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