CN112848027A - Preparation process of fiber-polyurethane composite foam material and composite foam material - Google Patents
Preparation process of fiber-polyurethane composite foam material and composite foam material Download PDFInfo
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- CN112848027A CN112848027A CN202011608552.2A CN202011608552A CN112848027A CN 112848027 A CN112848027 A CN 112848027A CN 202011608552 A CN202011608552 A CN 202011608552A CN 112848027 A CN112848027 A CN 112848027A
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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
- B29C44/34—Auxiliary operations
- B29C44/3442—Mixing, kneading or conveying the foamable material
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- 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
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
- B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
- B29B7/12—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft
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- 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
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
- B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
- B29B7/12—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft
- B29B7/14—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft with screw or helix
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- 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
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
- B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
- B29B7/12—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft
- B29B7/16—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft with paddles or arms
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- 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
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/22—Component parts, details or accessories; Auxiliary operations
- B29B7/26—Component parts, details or accessories; Auxiliary operations for discharging, e.g. doors
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
- C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0085—Use of fibrous compounding ingredients
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
- C08J9/08—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide
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- 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
- B29K2075/00—Use of PU, i.e. polyureas or polyurethanes 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
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/02—CO2-releasing, e.g. NaHCO3 and citric acid
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to the field of polymer synthesis, in particular to a preparation process of a fiber-polyurethane composite foam material and the composite foam material, wherein the fiber-polyurethane composite foam material comprises the following raw materials in parts by weight: 1 part of material A and 1 part of material B; the material A comprises the following raw materials in parts by weight: 100 parts of toluene diisocyanate TDI and 20 parts of citric acid ester; the material B comprises the following raw materials in parts by weight: 10 parts of sodium bicarbonate, 40 parts of polyoxypropylene polyol, 50 parts of aromatic polyester polyol, 10 parts of fiber and 10 parts of flame retardant; the preparation process of the fiber-polyurethane composite foaming material comprises the following steps: step one, preparing a material A and a material B at the same time; step two, mixing and stirring the material A and the material B obtained in the step one; step three, after fully stirring, sending the mixture into a mould for foaming, and obtaining a fiber-polyurethane composite material foam body after demoulding; the process also relates to a device for preparing the fiber-polyurethane composite foam material.
Description
Technical Field
The invention relates to the field of polymer synthesis, in particular to a preparation process of a fiber-polyurethane composite foam material and the composite foam material.
Background
Polyurethane is a widely used high molecular material, and has excellent physical and mechanical properties and good water resistance. The polyurethane foam is prepared by taking resin as a base and generating countless small air holes in the polyurethane foam by adopting a chemical or physical method, and the porous polyurethane sponge foam material with connected holes has small volume density, large specific surface area and high adsorption efficiency, and is applied to the aspects of catalyst carriers, buildings, decoration, sewage purification, plasma filtration and the like. However, the polyurethane material still has many defects, and in the field of buildings, the polyurethane material is widely applied due to the functions of heat preservation, heat insulation, water resistance, sound insulation and the like, but the further popularization of the polyurethane material is limited due to the low strength, poor flame retardance and the like of the polyurethane material. The performance deficiency of polyurethane foam materials reinforced by means of modification and the like has become a hot spot in the field.
Disclosure of Invention
The invention aims to provide a preparation process of a fiber-polyurethane composite foam material and the composite foam material, and the preparation process has the following beneficial effects: the preparation process of the fiber-polyurethane composite foam material and the preparation device of the fiber-polyurethane composite foam material related to the composite foam material have high preparation efficiency and are convenient to use.
The purpose of the invention is realized by the following technical scheme:
the preparation process of the fiber-polyurethane composite foaming material comprises the following steps:
step one, preparing a material A and a material B at the same time;
step two, mixing and stirring the material A and the material B obtained in the step one;
step three, after fully stirring, sending the mixture into a mould for foaming, and obtaining a fiber-polyurethane composite material foam body after demoulding;
the preparation process of the fiber-polyurethane composite foam material also relates to a preparation device of the fiber-polyurethane composite foam material;
a fibre-polyurethane composite foaming material preparation facilities include the mixing box, remove curb plate, rabbling mechanism, check keep off the mechanism, discharge power unit, shutoff mechanism and push mechanism, the removal curb plate be equipped with two, two remove curb plate difference sliding connection both ends about the mixing box, the rabbling mechanism connect in the mixing box and with two removal curb plate sliding connection, check keep off the upper end of mechanism connection at the mixing box and rotate with two removal curb plates and be connected, discharge power unit connect the lower extreme at the mixing box, shutoff mechanism sliding connection in discharging power unit and with mixing box sliding connection, push mechanism fixed connection just be located the below of shutoff mechanism at the lower extreme of mixing box.
The mixing box include the U template, the landing leg, the fixed plate, the upper junction plate, the connecting pipe, sliding hole and inner wall backup pad, the equal fixedly connected with landing leg in both sides around the U template, the central fixedly connected with connecting pipe of department of U template lower extreme, the center department of U template lower extreme is equipped with the relief hole and is located the connecting pipe, the side of connecting pipe is equipped with the sliding hole, upper junction plate fixed connection is in the central department of U template upper end, two inner wall backup pads of the inside lower extreme symmetry fixedly connected with of U template, fixed plate fixed connection just with the sliding hole homonymy at the lower extreme of U.
The movable side plate comprises a side plate, a rotary circular plate, small holes and a linkage frame, the lower portion of the side plate is rotatably connected with the rotary circular plate, the rotary circular plate is provided with a plurality of small holes, the linkage frame is fixedly connected to the upper end of the side plate, the two movable side plates are symmetrically arranged, and the two side plates are respectively connected to two ends of the inside of the U-shaped plate in a sliding mode.
Rabbling mechanism include agitator motor, (mixing) shaft, the stirring connecting plate, axial stirring board, spiral stirring board and central stirring board, the (mixing) shaft rotates to be connected in two inner wall backup pads, the equal fixedly connected with stirring connecting plate in both ends of (mixing) shaft, the equal a plurality of axial stirring boards of the equal fixedly connected with of interior terminal surface of two stirring connecting plates, a plurality of central stirring boards of middle part fixedly connected with of (mixing) shaft, spiral stirring board is equipped with two, the equal fixed connection of two spiral stirring boards just is located the both sides of a plurality of central stirring boards on the (mixing) shaft, the direction of rotation of two spiral stirring boards is opposite, agitator motor fixed connection just is connected with the (mixing) shaft transmission on the U template, a plurality of axial stirring boards are.
Check keep off mechanism include check baffle, the lifter plate, the crane, the interlock board, the threaded rod, interior screw thread wheel and elevator motor, the check baffle is equipped with two, two check baffles are sliding connection respectively in two inner wall backup pads, fixedly connected with lifter plate on two check baffles, the equal fixedly connected with crane in both ends of lifter plate, all rotate on two cranes and be connected with the interlock board, the lower extreme of two interlock boards rotates with two interlock framves respectively and is connected, threaded rod fixed connection is on the lifter plate, interior screw thread wheel rotates to be connected on the upper junction plate and passes through threaded connection with the threaded rod, elevator motor fixed connection is on the upper junction plate and is connected with interior screw thread wheel transmission.
The discharging power mechanism comprises a telescopic rod, a sliding seat, a sliding groove and a fixing pipe, one end of the telescopic rod is fixedly connected onto the fixing plate, the sliding seat is fixedly connected into the sliding hole at the other end of the telescopic rod, the sliding seat is connected into the sliding hole in a sliding mode, the sliding groove is formed in the upper end of the sliding seat, and the fixing pipe is fixedly connected into the sliding groove.
The plugging mechanism comprises a plugging plate, a guide slope, a sliding rod and a spring, wherein the guide slope is arranged at the side end of the plugging plate, the sliding rod is fixedly connected to the lower end of the plugging plate, the spring is sleeved on the sliding rod, the sliding rod is connected in a fixing tube in a sliding mode, the two ends of the spring respectively push against the sliding groove and the plugging plate, the plugging plate is connected in the sliding groove in a sliding mode, and the plugging plate is connected in a material discharging hole in the center of the lower end of the U-shaped plate in.
The side edge of the discharge hole at the center of the lower end of the U-shaped plate is provided with a slope matched with the guide slope.
The pushing mechanism comprises a discharging cavity pipe, a communicating pipe and a spiral discharging frame, the communicating pipe is arranged on the discharging cavity pipe, the upper end of the communicating pipe is fixedly connected with the connecting pipe, the spiral discharging frame is connected in the discharging cavity pipe in a rotating mode, and a driving motor is arranged outside the spiral discharging frame.
The fiber-polyurethane composite foam material is prepared by the preparation process of the fiber-polyurethane composite foam material, and comprises the following raw materials in parts by weight: 1 part of material A and 1 part of material B;
the material A comprises the following raw materials in parts by weight: 100 parts of toluene diisocyanate TDI and 20 parts of citric acid ester;
the material B comprises the following raw materials in parts by weight: 10 parts of sodium bicarbonate, 40 parts of polyoxypropylene polyol, 50 parts of aromatic polyester polyol, 10 parts of fiber and 10 parts of flame retardant.
The invention has the beneficial effects that: the invention provides a fiber-polyurethane composite foam material preparation process and a composite foam material, wherein the fiber-polyurethane composite foam material preparation process and a fiber-polyurethane composite foam material preparation device related to the composite foam material can simultaneously prepare a material A and a material B at two ends of the device, after the material A and the material B are prepared, the material A and the material B are pushed to the middle of the device to be mixed, the mixed material A and the mixed material B are stirred, and meanwhile, the material A and the material B are continuously prepared, so that the continuous preparation of the fiber-polyurethane composite foam material is formed, the preparation efficiency is high, and the use is convenient.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an overall cross-sectional schematic view of the present invention;
FIG. 3 is an enlarged partial cross-sectional view of the present invention;
FIG. 4 is a first schematic view of the mixing box of the present invention;
FIG. 5 is a schematic view of the mixing box of the present invention;
FIG. 6 is a schematic cross-sectional view of the mixing box of the present invention;
FIG. 7 is a schematic view of the movable side plate structure of the present invention;
FIG. 8 is a schematic view of the stirring mechanism of the present invention;
FIG. 9 is a schematic view of the structure of the blocking mechanism of the present invention;
FIG. 10 is a schematic view of the exhaust power mechanism of the present invention;
FIG. 11 is a schematic structural view of the plugging mechanism of the present invention;
fig. 12 is a schematic structural view of the pushing mechanism of the present invention.
In the figure: a mixing box 1; 1-1 of a U-shaped plate; 1-2 of supporting legs; fixing plates 1-3; an upper connecting plate 1-4; connecting pipes 1-5; 1-6 of a slide hole; inner wall support plates 1-7; moving the side plate 2; 2-1 of a side plate; rotating the circular plate 2-2; 2-3 of small holes; 2-4 of a linkage frame; a stirring mechanism 3; 3-1 part of a stirring motor; 3-2 of a stirring shaft; 3-3 of a stirring connecting plate; 3-4 parts of an axial stirring plate; 3-5 parts of a spiral stirring plate; 3-6 parts of a central stirring plate; a blocking mechanism 4; a grid baffle 4-1; 4-2 of a lifting plate; 4-3 of a lifting frame; 4-4 of a linkage plate; 4-5 parts of a threaded rod; 4-6 of internal thread wheel; 4-7 of a lifting motor; a discharge power mechanism 5; 5-1 of a telescopic rod; a sliding seat 5-2; 5-3 of a chute; 5-4 parts of a fixed pipe; a plugging mechanism 6; a plugging plate 6-1; a guide slope 6-2; 6-3 of a slide bar; 6-4 of a spring; a pushing mechanism 7; a discharge lumen tube 7-1; communication pipe 7-2; and a spiral discharging frame 7-3.
Detailed Description
The present invention is described in further detail below with reference to figures 1-12.
The first embodiment is as follows:
as shown in fig. 1-12, the preparation process of the fiber-polyurethane composite foam material comprises the following steps:
step one, preparing a material A and a material B at the same time;
step two, mixing and stirring the material A and the material B obtained in the step one;
step three, after fully stirring, sending the mixture into a mould for foaming, and obtaining a fiber-polyurethane composite material foam body after demoulding;
the preparation process of the fiber-polyurethane composite foam material also relates to a preparation device of the fiber-polyurethane composite foam material;
a fibre-polyurethane composite foam material preparation facilities include mixing box 1, remove curb plate 2, rabbling mechanism 3, check keep off mechanism 4, discharge power unit 5, shutoff mechanism 6 and push mechanism 7, removal curb plate 2 be equipped with two, two remove curb plate 2 difference sliding connection both ends about mixing box 1, rabbling mechanism 3 connect in mixing box 1 and with two remove 2 sliding connection of curb plate, check keep off mechanism 4 connect in mixing box 1 the upper end and with two remove 2 rotations of curb plate and be connected, discharge power unit 5 connect the lower extreme at mixing box 1, 6 sliding connection of shutoff mechanism in discharging power unit 5 and with mixing box 1 sliding connection, push mechanism 7 fixed connection just be located the below of shutoff mechanism 6 at the lower extreme of mixing box 1.
When the mixing box is used, the mixing box 1 is divided into three mixing cavities side by side through the grid blocking mechanism 4 and the two movable side plates 2, then raw materials of the material A and the material B are respectively added into the two mixing cavities at two sides, the stirring mechanism 3 is started to simultaneously stir and mix the raw materials of the material A and the material B to prepare the material A and the material B, the grid blocking mechanism 4 is started to ascend to enable the three mixing cavities to be communicated, the grid blocking mechanism 4 ascends to drive the two movable side plates 2 to approach to the middle part, so that the material A and the material B in the two mixing cavities at two sides are pushed into the mixing cavity at the middle part, then the grid blocking mechanism 4 descends to recover the state of the three mixing cavities, at the moment, the stirring mechanism 3 stirs and mixes the material A and the material B, then the raw materials of the material A and the material B are respectively added into the two mixing cavities at two sides, and the material A and the material B are continuously, after the material A and the material B in the mixing cavity in the middle are stirred and mixed, the blocking mechanism 6 is driven to move through the discharging power mechanism 5, so that the material mixed by the material A and the material B flows into the pushing mechanism 7 through self gravity, the material is sent into a mold through the pushing mechanism 7 to be foamed, the fiber-polyurethane composite material foam is obtained after demolding, and when the material A and the material B in the two mixing cavities on the two sides are prepared, the steps are repeated, so that continuous preparation is realized, the preparation efficiency is high, and the use is convenient.
The second embodiment is as follows:
as shown in the figures 1-12, the mixing box 1 comprises a U-shaped plate 1-1, supporting legs 1-2, a fixing plate 1-3, an upper connecting plate 1-4, connecting pipes 1-5, sliding holes 1-6 and inner wall supporting plates 1-7, wherein the front side and the rear side of the U-shaped plate 1-1 are fixedly connected with the supporting legs 1-2, the center of the lower end of the U-shaped plate 1-1 is fixedly connected with the connecting pipes 1-5, the center of the lower end of the U-shaped plate 1-1 is provided with a discharge hole and is positioned in the connecting pipes 1-5, the side end of the connecting pipes 1-5 is provided with the sliding holes 1-6, the upper connecting plate 1-4 is fixedly connected to the center of the upper end of the U-shaped plate 1-1, the lower end of the inside of the U-shaped plate 1-1 is symmetrically and fixedly connected with the two inner wall.
The U-shaped plate 1-1 is used for containing materials, the two inner wall supporting plates 1-7 are matched with the grid blocking mechanism 4 to partition the inside of the U-shaped plate 1-1, and the U-shaped plate 1-1 is partitioned into three mixing cavities by the two movable side plates 2.
The third concrete implementation mode:
as shown in fig. 1-12, the movable side plate 2 includes a side plate 2-1, a rotating circular plate 2-2, a plurality of small holes 2-3 and a linkage frame 2-4, the lower portion of the side plate 2-1 is rotatably connected with the rotating circular plate 2-2, the rotating circular plate 2-2 is provided with a plurality of small holes 2-3, the linkage frame 2-4 is fixedly connected to the upper end of the side plate 2-1, the two movable side plates 2 are symmetrically arranged, and the two side plates 2-1 are respectively slidably connected to two ends of the inside of the U-shaped plate 1-1.
The side plate 2-1 and the rotating circular plate 2-2 block two sides of the U-shaped plate 1-1, and the rotating circular plate 2-2 rotates along with the stirring mechanism 3, so that the side plate 2-1 slides in the U-shaped plate 1-1 in a matching manner, and stirring by the stirring mechanism 3 is not influenced.
The fourth concrete implementation mode:
as shown in fig. 1-12, the stirring mechanism 3 includes a stirring motor 3-1, a stirring shaft 3-2, stirring connection plates 3-3, axial stirring plates 3-4, spiral stirring plates 3-5 and central stirring plates 3-6, the stirring shaft 3-2 is rotatably connected to two inner wall support plates 1-7, the stirring connection plates 3-3 are fixedly connected to both ends of the stirring shaft 3-2, a plurality of axial stirring plates 3-4 are fixedly connected to inner end surfaces of the two stirring connection plates 3-3, a plurality of central stirring plates 3-6 are fixedly connected to the middle part of the stirring shaft 3-2, two spiral stirring plates 3-5 are provided, two spiral stirring plates 3-5 are fixedly connected to the stirring shaft 3-2 and located at both sides of the plurality of central stirring plates 3-6, the rotation directions of the two spiral stirring plates 3-5 are opposite, the stirring motor 3-1 is fixedly connected to the U-shaped plate 1-1 and is in transmission connection with the stirring shaft 3-2, and the axial stirring plates 3-4 are respectively connected in the small holes 2-3 in a sliding mode.
The stirring motor 3-1 drives the stirring shaft 3-2 to rotate, the stirring shaft 3-2 simultaneously drives two stirring connecting plates 3-3, two spiral stirring plates 3-5 and a plurality of central stirring plates 3-6 to rotate in the U-shaped plate 1-1, the two stirring connecting plates 3-3 are formed by driving the axial stirring plates 3-4 to rotate to stir raw materials in mixing cavities at two sides, after the raw materials in the mixing cavities at two sides are stirred to obtain a material A and a material B, the two side plates 2-1 are driven by the lifting of the blocking mechanism 4 to simultaneously move inwards, so that the material A and the material B in the mixing cavities at two sides are pushed inwards, at the two spiral stirring plates 3-5, the material A and the material B are simultaneously pushed to the plurality of central stirring plates 3-6 by the two spiral stirring plates 3-5 with opposite rotation directions, the material A and the material B are mixed and stirred, and the arrangement of the two spiral stirring plates 3-5 with opposite rotation directions can avoid the situation that the material A and the material B flow back to two sides when the grid blocking mechanism 4 descends to drive the two side plates 2-1 to move to two sides simultaneously, so that the preparation of the material A and the material B in the next batch is influenced.
The fifth concrete implementation mode:
as shown in the figures 1-12, the grid baffle mechanism 4 comprises two grid baffles 4-1, two lifting plates 4-2, two lifting frames 4-3, two linkage plates 4-4, two threaded rods 4-5, two internal threaded wheels 4-6 and two lifting motors 4-7, the two grid baffles 4-1 are respectively connected on the two inner wall support plates 1-7 in a sliding manner, the two grid baffles 4-1 are fixedly connected with the lifting plates 4-2, the two ends of the lifting plates 4-2 are both fixedly connected with the lifting frames 4-3, the two lifting frames 4-3 are both rotatably connected with the linkage plates 4-4, the lower ends of the two linkage plates 4-4 are respectively rotatably connected with the two linkage frames 2-4, the threaded rods 4-5 are fixedly connected on the lifting plates 4-2, an internal threaded wheel 4-6 is rotatably connected to the upper connecting plate 1-4 and is in threaded connection with the threaded rod 4-5, and a lifting motor 4-7 is fixedly connected to the upper connecting plate 1-4 and is in transmission connection with the internal threaded wheel 4-6.
After the material A and the material B are prepared, a lifting motor 4-7 is started to drive an internal threaded wheel 4-6 to rotate, the internal threaded wheel 4-6 drives a lifting plate 4-2 to ascend through a threaded transmission threaded rod 4-5 so as to drive two lattice baffles 4-1 to ascend, three mixing cavities separated by the two lattice baffles 4-1 and two inner wall supporting plates 1-7 are communicated, the lifting plate 4-2 ascends and drives two side plates 2-1 to move inwards through two lifting frames 4-3 and two linkage plates 4-4, so that the two side plates 2-1 and the two rotating circular plates 2-2 push the material A and the material B in the mixing cavities at two sides inwards, and after the material A and the material B pass through the two inner wall supporting plates 1-7, the material A and the material B are simultaneously pushed inwards in a spiral mode through two rotating spiral stirring plates 3-5 to a plurality of central stirring plates 3-6 And mixing and stirring are carried out until the two side plates 2-1 and the two rotating circular plates 2-2 completely push the material A and the material B into the middle mixing cavity, the lifting motor 4-7 is reversely started to enable the lifting plate 4-2 to descend, the lifting plate is restored to be the state that the two grid baffles 4-1 and the two inner wall supporting plates 1-7 separate the three mixing cavities, and then the mixing and stirring preparation of the material A and the material B of the next batch is carried out.
The sixth specific implementation mode:
as shown in fig. 1-12, the discharging power mechanism 5 includes a telescopic rod 5-1, a sliding seat 5-2, a sliding chute 5-3 and a fixed tube 5-4, one end of the telescopic rod 5-1 is fixedly connected to the fixed plate 1-3, the sliding seat 5-2 is fixedly connected to the other end of the telescopic rod 5-1 and is slidably connected to the sliding hole 1-6, the sliding chute 5-3 is arranged at the upper end of the sliding seat 5-2, and the fixed tube 5-4 is fixedly connected to the inside of the sliding chute 5-3.
The seventh embodiment:
as shown in the figures 1-12, the plugging mechanism 6 comprises a plugging plate 6-1, a guide slope 6-2, a sliding rod 6-3 and a spring 6-4, wherein the side end of the plugging plate 6-1 is provided with the guide slope 6-2, the sliding rod 6-3 is fixedly connected to the lower end of the plugging plate 6-1, the spring 6-4 is sleeved on the sliding rod 6-3, the sliding rod 6-3 is slidably connected in a fixed pipe 5-4, two ends of the spring 6-4 respectively prop against the sliding groove 5-3 and the plugging plate 6-1, the plugging plate 6-1 is slidably connected in the sliding groove 5-3, and the plugging plate 6-1 is slidably connected in a discharge hole in the center of the lower end of the U-shaped plate 1-1.
The specific implementation mode is eight:
as shown in figures 1-12, the side edge of the discharge hole at the center of the lower end of the U-shaped plate 1-1 is provided with a slope matched with the guide slope 6-2.
After the material A and the material B are mixed and stirred, the telescopic rod 5-1 is started to contract, so that the sliding seat 5-2 moves outwards in the sliding hole 1-6 to drive the plugging plate 6-1 to move, the plugging plate 6-1 slides downwards from the discharging hole in the center of the lower end of the U-shaped plate 1-1 through the guide slope 6-2 and the slope arranged on the side edge of the discharging hole in the center of the lower end of the U-shaped plate 1-1 while moving along with the sliding seat 5-2 until the plugging plate 6-1 slides out of the discharging hole in the center of the lower end of the U-shaped plate 1-1, the plugging plate 6-1 slides into the sliding groove 5-3, the spring 6-4 is in a compressed state, the plugging plate 6-1 stops moving downwards and continues to move laterally along with the sliding seat 5-2 until the U-1 is in a completely communicated state with the connecting pipe 1-5, the mixture flows into the connecting pipe 1-5 from the middle mixing cavity and enters the pushing mechanism 7, after the mixture completely flows out, the telescopic rod 5-1 is started to extend, the sliding seat 5-2 drives the plugging plate 6-1 to move inwards, after the sliding seat 5-2 completely slides into the sliding hole 1-6, the plugging plate 6-1 slides into the material discharging hole in the center of the lower end of the U-shaped plate 1-1 through the elasticity of the spring 6-4 to complete plugging, and the inner wall of the middle mixing cavity can be integrated through the arrangement of the plugging plate 6-1, so that the mixing dead angle in the middle mixing cavity is avoided, and the mixing and stirring of the material A and the material B are influenced.
The specific implementation method nine:
as shown in fig. 1-12, the pushing mechanism 7 includes a discharging cavity tube 7-1, a communicating tube 7-2 and a spiral discharging rack 7-3, the discharging cavity tube 7-1 is provided with the communicating tube 7-2, the upper end of the communicating tube 7-2 is fixedly connected with the communicating tube 1-5, the spiral discharging rack 7-3 is rotatably connected in the discharging cavity tube 7-1, and a driving motor is provided outside the spiral discharging rack 7-3.
The mixture flows into a discharge cavity pipe 7-1 through a connecting pipe 1-5 and a communicating pipe 7-2, is spirally fed into a mold for foaming through a rotary spiral discharge frame 7-3, and is demoulded to obtain the fiber-polyurethane composite material foam.
The detailed implementation mode is ten:
as shown in fig. 1 to 12, the fiber-polyurethane composite foamed material prepared by the fiber-polyurethane composite foamed material preparation process comprises the following raw materials by weight: 1 part of material A and 1 part of material B;
the material A comprises the following raw materials in parts by weight: 100 parts of toluene diisocyanate TDI and 20 parts of citric acid ester;
the material B comprises the following raw materials in parts by weight: 10 parts of sodium bicarbonate, 40 parts of polyoxypropylene polyol, 50 parts of aromatic polyester polyol, 10 parts of fiber and 10 parts of flame retardant.
The invention relates to a preparation process of a fiber-polyurethane composite foam material and the composite foam material, and the use principle is as follows: when the mixing box is used, the mixing box 1 is divided into three mixing cavities side by side through the grid blocking mechanism 4 and the two movable side plates 2, then raw materials of the material A and the material B are respectively added into the two mixing cavities at two sides, the stirring mechanism 3 is started to simultaneously stir and mix the raw materials of the material A and the material B to prepare the material A and the material B, the grid blocking mechanism 4 is started to ascend to enable the three mixing cavities to be communicated, the grid blocking mechanism 4 ascends to drive the two movable side plates 2 to approach to the middle part, so that the material A and the material B in the two mixing cavities at two sides are pushed into the mixing cavity at the middle part, then the grid blocking mechanism 4 descends to recover the state of the three mixing cavities, at the moment, the stirring mechanism 3 stirs and mixes the material A and the material B, then the raw materials of the material A and the material B are respectively added into the two mixing cavities at two sides, and the material A and the material B are continuously, after the material A and the material B in the mixing cavity in the middle are stirred and mixed, the blocking mechanism 6 is driven to move through the discharging power mechanism 5, so that the material mixed by the material A and the material B flows into the pushing mechanism 7 through self gravity, the material is sent into a mold through the pushing mechanism 7 to be foamed, the fiber-polyurethane composite material foam is obtained after demolding, and when the material A and the material B in the two mixing cavities on the two sides are prepared, the steps are repeated, so that continuous preparation is realized, the preparation efficiency is high, and the use is convenient.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.
Claims (10)
1. The preparation process of the fiber-polyurethane composite foaming material is characterized by comprising the following steps of: the method comprises the following steps:
step one, preparing a material A and a material B at the same time;
step two, mixing and stirring the material A and the material B obtained in the step one;
step three, after fully stirring, sending the mixture into a mould for foaming, and obtaining a fiber-polyurethane composite material foam body after demoulding;
the preparation process of the fiber-polyurethane composite foam material also relates to a preparation device of the fiber-polyurethane composite foam material;
the preparation device of the fiber-polyurethane composite foaming material comprises a mixing box (1), two movable side plates (2), two stirring mechanisms (3), a grid blocking mechanism (4), a discharging power mechanism (5), a plugging mechanism (6) and a pushing mechanism (7), wherein the two movable side plates (2) are respectively connected to the left end and the right end of the mixing box (1) in a sliding manner, the stirring mechanisms (3) are connected in the mixing box (1) and are connected with the two movable side plates (2) in a sliding manner, the grid blocking mechanism (4) is connected to the upper end of the mixing box (1) and is connected with the two movable side plates (2) in a rotating manner, the discharging power mechanism (5) is connected to the lower end of the mixing box (1), the plugging mechanism (6) is connected in the discharging power mechanism (5) in a sliding manner and is connected with the mixing box (1), the pushing mechanism (7) is fixedly connected to the lower end of the mixing box (1) and is located below the plugging mechanism (6).
2. The process for preparing a fiber-polyurethane composite foam material according to claim 1, wherein: the mixing box (1) comprises a U-shaped plate (1-1), supporting legs (1-2), a fixing plate (1-3), an upper connecting plate (1-4), connecting pipes (1-5), sliding holes (1-6) and inner wall supporting plates (1-7), wherein the supporting legs (1-2) are fixedly connected to the front side and the rear side of the U-shaped plate (1-1), the connecting pipes (1-5) are fixedly connected to the center of the lower end of the U-shaped plate (1-1), the discharging holes are formed in the center of the lower end of the U-shaped plate (1-1) and are positioned in the connecting pipes (1-5), the sliding holes (1-6) are formed in the side ends of the connecting pipes (1-5), the upper connecting plate (1-4) is fixedly connected to the center of the U-shaped plate (1-1), the lower end inside the U-shaped plate (1-1), the fixing plate (1-3) is fixedly connected to the lower end of the U-shaped plate (1-1) and is located on the same side as the sliding hole (1-6).
3. The process for preparing a fiber-polyurethane composite foam material according to claim 2, wherein: the movable side plate (2) comprises side plates (2-1), rotating circular plates (2-2), small holes (2-3) and linkage frames (2-4), the lower portion of each side plate (2-1) is rotatably connected with the corresponding rotating circular plate (2-2), the rotating circular plates (2-2) are provided with the small holes (2-3), the linkage frames (2-4) are fixedly connected to the upper ends of the side plates (2-1), the two movable side plates (2) are symmetrically arranged, and the two side plates (2-1) are respectively connected to the two ends of the interior of the U-shaped plate (1-1) in a sliding mode.
4. The process for preparing a fiber-polyurethane composite foam material according to claim 3, wherein: the stirring mechanism (3) comprises a stirring motor (3-1), a stirring shaft (3-2), stirring connecting plates (3-3), axial stirring plates (3-4), spiral stirring plates (3-5) and central stirring plates (3-6), wherein the stirring shaft (3-2) is rotatably connected onto the two inner wall supporting plates (1-7), the two ends of the stirring shaft (3-2) are fixedly connected with the stirring connecting plates (3-3), the inner end surfaces of the two stirring connecting plates (3-3) are fixedly connected with a plurality of axial stirring plates (3-4), the middle part of the stirring shaft (3-2) is fixedly connected with a plurality of central stirring plates (3-6), the number of spiral stirring plates (3-5) is two, and the two spiral stirring plates (3-5) are fixedly connected onto the stirring shaft (3-2) and are positioned on the two central stirring plates (3-6) of the plurality of central stirring plates (3-6) And the rotation directions of the two spiral stirring plates (3-5) are opposite, the stirring motor (3-1) is fixedly connected to the U-shaped plate (1-1) and is in transmission connection with the stirring shaft (3-2), and the axial stirring plates (3-4) are respectively in sliding connection in the small holes (2-3).
5. The process for preparing a fiber-polyurethane composite foam material according to claim 4, wherein: the lattice baffle mechanism (4) comprises lattice baffles (4-1), lifting plates (4-2), lifting frames (4-3), linkage plates (4-4), threaded rods (4-5), internal threaded wheels (4-6) and lifting motors (4-7), the number of the lattice baffles (4-1) is two, the two lattice baffles (4-1) are respectively connected to the two inner wall support plates (1-7) in a sliding manner, the lifting plates (4-2) are fixedly connected to the two lattice baffles (4-1), the lifting frames (4-3) are respectively and fixedly connected to the two ends of the lifting plates (4-2), the linkage plates (4-4) are respectively and rotatably connected to the two lifting frames (4-3), the lower ends of the two linkage plates (4-4) are respectively and rotatably connected to the two linkage frames (2-4), the threaded rod (4-5) is fixedly connected to the lifting plate (4-2), the internal threaded wheel (4-6) is rotatably connected to the upper connecting plate (1-4) and is in threaded connection with the threaded rod (4-5), and the lifting motor (4-7) is fixedly connected to the upper connecting plate (1-4) and is in transmission connection with the internal threaded wheel (4-6).
6. The process for preparing a fiber-polyurethane composite foam material according to claim 5, wherein: the discharging power mechanism (5) comprises a telescopic rod (5-1), a sliding seat (5-2), a sliding groove (5-3) and a fixed pipe (5-4), one end of the telescopic rod (5-1) is fixedly connected onto the fixed plate (1-3), the sliding seat (5-2) is fixedly connected to the other end of the telescopic rod (5-1) and is connected into the sliding hole (1-6) in a sliding mode, the sliding groove (5-3) is formed in the upper end of the sliding seat (5-2), and the fixed pipe (5-4) is fixedly connected into the sliding groove (5-3).
7. The process for preparing a fiber-polyurethane composite foam material according to claim 6, wherein: the plugging mechanism (6) comprises a plugging plate (6-1) and a guide slope (6-2), the device comprises a sliding rod (6-3) and a spring (6-4), a guide slope (6-2) is arranged at the side end of a plugging plate (6-1), the sliding rod (6-3) is fixedly connected to the lower end of the plugging plate (6-1), the spring (6-4) is sleeved on the sliding rod (6-3), the sliding rod (6-3) is connected in a fixed pipe (5-4) in a sliding mode, the two ends of the spring (6-4) respectively push against the sliding groove (5-3) and the plugging plate (6-1), the plugging plate (6-1) is connected in the sliding groove (5-3) in a sliding mode, and the plugging plate (6-1) is connected in a material discharging hole in the center of the lower end of the U-shaped plate (1-1) in a sliding.
8. The process for preparing a fiber-polyurethane composite foam material according to claim 7, wherein: the side edge of the discharge hole at the center of the lower end of the U-shaped plate (1-1) is provided with a slope matched with the guide slope (6-2).
9. The process for preparing a fiber-polyurethane composite foam material according to claim 8, wherein: the pushing mechanism (7) comprises a discharging cavity pipe (7-1), a communicating pipe (7-2) and a spiral discharging frame (7-3), the communicating pipe (7-2) is arranged on the discharging cavity pipe (7-1), the upper end of the communicating pipe (7-2) is fixedly connected with a connecting pipe (1-5), the spiral discharging frame (7-3) is connected in the discharging cavity pipe (7-1) in a rotating mode, and a driving motor is arranged outside the spiral discharging frame (7-3).
10. The fiber-polyurethane composite foam material prepared by the fiber-polyurethane composite foam material preparation process according to claim 9, wherein: the fiber-polyurethane composite foaming material comprises the following raw materials in parts by weight: 1 part of material A and 1 part of material B;
the material A comprises the following raw materials in parts by weight: 100 parts of toluene diisocyanate TDI and 20 parts of citric acid ester;
the material B comprises the following raw materials in parts by weight: 10 parts of sodium bicarbonate, 40 parts of polyoxypropylene polyol, 50 parts of aromatic polyester polyol, 10 parts of fiber and 10 parts of flame retardant.
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