CN109225101B - Production and processing technology of polyester coating - Google Patents
Production and processing technology of polyester coating Download PDFInfo
- Publication number
- CN109225101B CN109225101B CN201811102409.9A CN201811102409A CN109225101B CN 109225101 B CN109225101 B CN 109225101B CN 201811102409 A CN201811102409 A CN 201811102409A CN 109225101 B CN109225101 B CN 109225101B
- Authority
- CN
- China
- Prior art keywords
- polyester
- funnel
- air
- rubber ball
- suction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229920000728 polyester Polymers 0.000 title claims abstract description 92
- 239000011248 coating agent Substances 0.000 title claims abstract description 16
- 238000000576 coating method Methods 0.000 title claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 238000005516 engineering process Methods 0.000 title claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 145
- 238000004140 cleaning Methods 0.000 claims abstract description 56
- 238000005070 sampling Methods 0.000 claims abstract description 49
- 238000003756 stirring Methods 0.000 claims abstract description 27
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 9
- 238000012360 testing method Methods 0.000 claims description 42
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 238000002156 mixing Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- 239000003973 paint Substances 0.000 claims description 5
- 239000003999 initiator Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000000178 monomer Substances 0.000 claims description 3
- 229920001225 polyester resin Polymers 0.000 claims description 3
- 239000004645 polyester resin Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 3
- 229920002554 vinyl polymer Polymers 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 230000010405 clearance mechanism Effects 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 8
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 abstract description 2
- 239000010902 straw Substances 0.000 description 7
- 210000003437 trachea Anatomy 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- -1 polyethylene terephthalate Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001230 polyarylate Polymers 0.000 description 1
- 229920001707 polybutylene terephthalate Polymers 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 150000007519 polyprotic acids Polymers 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/0066—Stirrers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/01—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to unsaturated polyesters
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/02—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polycarbonates or saturated polyesters
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D151/00—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers
- C09D151/08—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N2001/1031—Sampling from special places
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Hydrology & Water Resources (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Sampling And Sample Adjustment (AREA)
- Polyesters Or Polycarbonates (AREA)
Abstract
The invention relates to the field of coating manufacturing, in particular to a production and processing technology of polyester coating, which uses a polyester synthesis reaction kettle and comprises a cylinder body, a stirring mechanism, a sampling mechanism, an absorbing mechanism, a heating coil, a cleaning mechanism and an exhaust mechanism; the middle part of the side wall of the cylinder body is provided with the sampling mechanism, one end of the sampling mechanism is provided with the suction mechanism, the extrusion suction mechanism discharges gas in the suction mechanism, the suction mechanism is loosened, the suction mechanism sucks the polyester in the cylinder body into the sampling mechanism, and then the polyester sample is taken out from the sampling mechanism, so that the detection can be carried out, the operation is simple, and the continuous synthesis of the polyester in the cylinder body is not required to be interrupted; the internally mounted rabbling mechanism of barrel, the lateral wall installation clearance mechanism of rabbling mechanism, clearance mechanism contradicts with the one end of sampling mechanism, and the rabbling mechanism drives clearance mechanism and rotates in the inside of barrel, and clearance mechanism scrapes the polyester of sampling mechanism lateral wall, avoids refrigerated polyester to block up sampling mechanism.
Description
Technical Field
The invention relates to the field of paint manufacturing, in particular to a production and processing technology of polyester paint.
Background
The polyester is a general term for a polymer obtained by polycondensation of a polyhydric alcohol and a polybasic acid. Mainly polyethylene terephthalate (PET), and conventionally includes linear thermoplastic resins such as polybutylene terephthalate and polyarylate. Is an engineering plastic with excellent performance and wide application.
When synthesizing the inside polyester that carries out of reation kettle, need carry out the polyester to inside the carrying on of reation kettle and take a sample, detect the synthetic reaction degree of polyester, but the inside polyester temperature of reation kettle is high, needs open reation kettle when needing to take a sample and could take a sample, and the inside polyester synthesis efficiency of reation kettle slows down this moment, is unfavorable for the synthesis of polyester. In view of the above, the invention provides a production processing technology of polyester paint, which has the following characteristics:
(1) according to the production and processing technology of the polyester coating, the sampling mechanism is arranged in the middle of the side wall of the cylinder, the suction mechanism is arranged at one end of the sampling mechanism, the suction mechanism is extruded to discharge gas in the suction mechanism, the suction mechanism is loosened to enable the suction mechanism to suck the polyester in the cylinder into the sampling mechanism, then the polyester sample is taken out from the inside of the sampling mechanism, detection can be carried out, the operation is simple, and the continuous synthesis of the polyester in the cylinder is not required to be interrupted.
(2) According to the production and processing technology of the polyester coating, the stirring mechanism is arranged in the barrel, the cleaning mechanism is arranged on the side wall of the stirring mechanism and abutted against one end of the sampling mechanism, the stirring mechanism drives the cleaning mechanism to rotate in the barrel, the cleaning mechanism scrapes off polyester on the side wall of the sampling mechanism, and the cooled polyester is prevented from blocking the sampling mechanism.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a production and processing technology of polyester coating, wherein a sampling mechanism is arranged in the middle of the side wall of a cylinder body, one end of the sampling mechanism is provided with an absorbing mechanism, the absorbing mechanism is extruded to discharge gas in the absorbing mechanism, the absorbing mechanism is loosened to enable the absorbing mechanism to absorb polyester in the cylinder body into the sampling mechanism, and then a polyester sample is taken out from the sampling mechanism, so that the detection can be carried out, the operation is simple, and the continuous synthesis of the polyester in the cylinder body is not required to be interrupted; the internally mounted rabbling mechanism of barrel, the lateral wall installation clearance mechanism of rabbling mechanism, clearance mechanism contradicts with the one end of sampling mechanism, and the rabbling mechanism drives clearance mechanism and rotates in the inside of barrel, and clearance mechanism scrapes the polyester of sampling mechanism lateral wall, avoids refrigerated polyester to block up sampling mechanism.
The technical scheme adopted by the invention for solving the technical problems is as follows: a processing technology of polyester paint comprises the following steps:
s1: preparing materials such as polyester resin, vinyl monomer, reaction initiator, accelerant and the like;
s2: mixing the materials prepared in the step S1;
s3: adding the mixture in the S2 into a polyester synthesis reaction kettle for reaction;
s4: mixing insoluble products generated after the reaction in the S3 with powder coating to prepare polyester coating;
wherein S3 uses a polyester synthesis reaction kettle, which comprises a cylinder, a stirring mechanism, a sampling mechanism, a suction mechanism, a heating coil, a cleaning mechanism and an exhaust mechanism; the spiral heating coil is arranged in the cylinder body, and the stirring mechanism is rotatably connected in the cylinder body; the side walls of the stirring mechanisms are installed with the cleaning mechanisms in a staggered mode, and the cleaning mechanisms are connected with the inner side walls of the cylinder in a sliding mode; the sampling mechanism is arranged in the middle of the side wall of the cylinder body, and one end of the sampling mechanism is communicated with the inside of the cylinder body; the internal installation of sampling mechanism suction means, suction means intercommunication sampling mechanism, just suction means's lateral wall installation exhaust mechanism.
Specifically, the stirring mechanism comprises a motor, a stirring rod and a rotating shaft, the motor is mounted at the top end of the cylinder body, the motor is rotatably connected with the rotating shaft, and the rotating shaft extends into the cylinder body; the lateral wall symmetry installation of pivot is a plurality of the puddler, just the pivot with the puddler with the inside rotation of barrel is connected.
Specifically, the cleaning mechanism comprises a cleaning plate and a fixed rod, the fixed rod is respectively installed at the top end and the bottom end of the rotating shaft, and one end of the fixed rod is fixedly connected with the cleaning plate; one end of the arc-shaped cleaning plate is abutted against the inner side wall of the cylinder body, and the fixed rod is connected with the cleaning plate and the inside of the cylinder body in a sliding manner; the sum of the lengths of the two cleaning plates is larger than the height of the cylinder body, and the cleaning plates are arranged at two ends of the inside of the cylinder body.
Specifically, the sampling mechanism comprises a connecting pipe, a box body, a valve, a piston and a test tube, the connecting pipe is arranged in the cylinder body, and the cleaning plate is connected with one end of the connecting pipe in a sliding manner; the side wall of the cylinder body is fixedly connected with the box body, two ends of the connecting pipe respectively extend into the cylinder body and the box body, and the valve is arranged at the connecting position of the connecting pipe and the box body; the internally mounted of box the test tube, the one end block of test tube the piston, just the other end of connecting pipe runs through the piston stretches into the inside of test tube.
Specifically, the suction mechanism comprises a suction pipe, an air bag, a first funnel, a first rubber ball and a first filter screen, one end of the hollow suction pipe penetrates through the piston and extends into the test tube, and the air bag is mounted at the other end of the suction pipe; the first funnel is arranged inside the suction pipe, the first rubber ball is connected inside the first funnel in a sliding mode, the diameter of the first rubber ball is larger than the inner minimum inner diameter of the first funnel, and the diameter of the first rubber ball is smaller than the inner maximum inner diameter of the first funnel; the one end installation that first funnel inside diameter is the biggest first filter screen, just the lateral wall fixed connection of first filter screen the inside wall of straw.
Specifically, the exhaust mechanism comprises two second funnels, a second rubber ball, an air pipe and a second filter screen, the air pipe is mounted on the side wall of the suction pipe, and the air pipe is communicated with the suction pipe; the inner side wall of the bottom end of the air pipe is provided with two mutually-butted second funnels, the inside of the other second funnel positioned at the top end of one second funnel is in sliding connection with the second rubber ball, the diameter of the second rubber ball is larger than the inner minimum inner diameter of the second funnel, and the diameter of the second rubber ball is smaller than the inner maximum inner diameter of the second funnel; the second filter screen is installed at the top end inside the air pipe, and the bottom surface of the second filter screen abuts against the second rubber ball.
Specifically, the distance between the suction mechanism and one end of the air bag is greater than the distance between the exhaust mechanism and one end of the air bag.
The invention has the beneficial effects that:
(1) according to the production and processing technology of the polyester coating, the sampling mechanism is arranged in the middle of the side wall of the cylinder, the suction mechanism is arranged at one end of the sampling mechanism, the suction mechanism is extruded to discharge gas in the suction mechanism, the suction mechanism is loosened to enable the suction mechanism to suck the polyester in the cylinder into the sampling mechanism, then the polyester sample is taken out from the inside of the sampling mechanism, detection can be carried out, the operation is simple, and the continuous synthesis of the polyester in the cylinder is not required to be interrupted.
(2) According to the production and processing technology of the polyester coating, the stirring mechanism is arranged in the barrel, the cleaning mechanism is arranged on the side wall of the stirring mechanism and abutted against one end of the sampling mechanism, the stirring mechanism drives the cleaning mechanism to rotate in the barrel, the cleaning mechanism scrapes off polyester on the side wall of the sampling mechanism, and the cooled polyester is prevented from blocking the sampling mechanism.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of a preheating structure of a preferred embodiment of a polyester synthesis reactor according to the present invention;
FIG. 2 is a schematic view of the internal structure of the cartridge shown in FIG. 1;
FIG. 3 is a schematic view of the internal structure of the suction mechanism shown in FIG. 1;
fig. 4 is a schematic view of the internal structure of the sampling mechanism shown in fig. 1.
In the figure: 1. barrel, 2, rabbling mechanism, 21, motor, 22, puddler, 23, pivot, 3, sampling mechanism, 31, connecting pipe, 32, box, 33, valve, 34, piston, 35, test tube, 4, suction means, 41, straw, 42, gasbag, 43, first funnel, 44, first rubber ball, 45, first filter screen, 5, heating coil, 6, clearance mechanism, 61, cleaning plate, 62, dead lever, 7, exhaust mechanism, 71, second funnel, 72, second rubber ball, 73, trachea, 74, second filter screen.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 4, the process for processing a polyester coating according to the present invention comprises the following steps:
s1: preparing materials such as polyester resin, vinyl monomer, reaction initiator, accelerant and the like;
s2: mixing the materials prepared in the step S1;
s3: adding the mixture in the S2 into a polyester synthesis reaction kettle for reaction;
s4: mixing insoluble products generated after the reaction in the S3 with powder coating to prepare polyester coating;
wherein S3 uses a polyester synthesis reaction kettle, which comprises a cylinder body 1, a stirring mechanism 2, a sampling mechanism 3, a suction mechanism 4, a heating coil 5, a cleaning mechanism 6 and an exhaust mechanism 7; the heating coil 5 is installed in the barrel 1 in a spiral shape, and the stirring mechanism 2 is rotatably connected in the barrel 1; the cleaning mechanisms 6 are installed on the side walls of the stirring mechanisms 2 in a staggered mode, and the cleaning mechanisms 6 are connected with the inner side walls of the cylinder body 1 in a sliding mode; the sampling mechanism 3 is arranged in the middle of the side wall of the cylinder body 1, and one end of the sampling mechanism 3 is communicated with the inside of the cylinder body 1; the internally mounted of sampling mechanism 3 suction means 4, suction means 4 intercommunication sampling mechanism 3, just the lateral wall installation of suction means 4 exhaust mechanism 7.
Specifically, the stirring mechanism 2 comprises a motor 21, a stirring rod 22 and a rotating shaft 23, the motor 21 is mounted at the top end of the cylinder 1, the motor 21 is rotatably connected with the rotating shaft 23, and the rotating shaft 23 extends into the cylinder 1; the lateral wall symmetry installation of pivot 23 is a plurality of puddler 22, just pivot 23 with puddler 22 with the inside of barrel 1 is rotated and is connected, and for the convenience motor 21 drives pivot 23 with puddler 22 is in the inside of barrel 1 rotates, makes puddler 22 will the inside polyester stirring of barrel 1 makes the quick mixing of polyester.
Specifically, the cleaning mechanism 6 includes a cleaning plate 61 and a fixing rod 62, the fixing rod 62 is respectively installed at the top end and the bottom end of the rotating shaft 23, and one end of the fixing rod 62 is fixedly connected to the cleaning plate 61; one end of the arc-shaped cleaning plate 61 abuts against the inner side wall of the cylinder 1, and the fixing rod 62 is connected with the cleaning plate 61 and the inside of the cylinder 1 in a sliding manner; the sum of the lengths of the two cleaning plates 61 is greater than the height of the cylinder 1, and the cleaning plates 61 are arranged at two ends of the interior of the cylinder 1; in order to facilitate the rotating shaft 23 to drive the fixing rod 62 and the cleaning plate 61 to rotate in the cylinder 1, the cleaning plate 61 slides on the inner side wall of the cylinder 1, and the cleaning plate 61 scrapes off the polyester adsorbed on the side wall of the cylinder 1, so that the polyester in the cylinder 1 is uniformly heated.
Specifically, the sampling mechanism 3 comprises a connecting pipe 31, a box body 32, a valve 33, a piston 34 and a test tube 35, the connecting pipe 31 is installed inside the cylinder body 1, and the cleaning plate 61 is slidably connected with one end of the connecting pipe 31; the side wall of the cylinder 1 is fixedly connected with the box body 32, two ends of the connecting pipe 31 respectively extend into the cylinder 1 and the box body 32, and the valve 33 is arranged at the connecting part of the connecting pipe 31 and the box body 32; the test tube 35 is installed inside the box body 32, one end of the test tube 35 is clamped with the piston 34, and the other end of the connecting tube 31 penetrates through the piston 34 and extends into the test tube 35; in order to rotate the valve 33, the connecting tube 31 is opened, so that the polyester inside the cylinder 1 enters the inside of the test tube 35 through the connecting tube 31, and the inside of the test tube 35 stores the polyester sample.
Specifically, the suction mechanism 4 comprises a suction tube 41, an air bag 42, a first funnel 43, a first rubber ball 44 and a first filter screen 45, one end of the hollow suction tube 41 penetrates through the piston 34 and extends into the test tube 35, and the air bag 42 is mounted at the other end of the suction tube 41; the first funnel 43 is arranged inside the suction pipe 41, the first rubber ball 44 is slidably connected inside the first funnel 43, the diameter of the first rubber ball 44 is larger than the inner minimum inner diameter of the first funnel 43, and the diameter of the first rubber ball 44 is smaller than the inner maximum inner diameter of the first funnel 43; first filter screen 45 is installed to the biggest one end of first funnel 43 inside diameter, just the lateral wall fixed connection of first filter screen 45 the inside wall of straw 41, for the convenience the gasbag 42 contracts, makes the inside production suction of straw 41 drives first rubber ball 44 is in the motion of first funnel 43 opens first funnel 43, thereby makes the one end of trachea 41 produces suction, thereby makes trachea 41 will the inside air of test tube 35 is siphoned away, makes the inside production suction of test tube 35, thereby inhales the polyester from the inside of connecting pipe 31 inside test tube 35.
Specifically, the air exhaust mechanism 7 includes two second funnels 71, a second rubber ball 72, an air pipe 73 and a second filter screen 74, the air pipe 73 is mounted on the side wall of the suction pipe 41, and the air pipe 73 is communicated with the suction pipe 41; the inner side wall of the bottom end of the air pipe 73 is provided with two mutually abutting second funnels 71, the inside of the other second funnel 71 positioned at the top end of one second funnel 71 is slidably connected with the second rubber ball 72, the diameter of the second rubber ball 72 is larger than the inner minimum inner diameter of the second funnel 71, and the diameter of the second rubber ball 72 is smaller than the inner maximum inner diameter of the second funnel 71; the second filter screen 74 is installed at the top end of the inner part of the air pipe 73, and the bottom surface of the second filter screen 74 abuts against the second rubber ball 72; in order to squeeze out the gas inside the air bag 42, the first rubber ball 44 is pushed to close the first funnel 43, the gas enters the inner part of the air pipe 73, the second rubber ball 72 is pushed to slide out of the inner part of the second funnel 71, and the second funnel 71 is opened, so that the gas inside the air bag 42 is discharged by passing through the second funnel 71 and then passing through the inner part of the air pipe 73.
Specifically, the distance between the suction mechanism 4 and one end of the airbag 42 is greater than the distance between the exhaust mechanism 7 and one end of the airbag 42, and in order to make the gas inside the airbag 42 contact the exhaust mechanism 7 first, the suction mechanism 4 contacts, so that the gas inside the airbag 42 is exhausted from the inside of the exhaust mechanism 7.
When the device is used, the cylinder body 1 is opened, a proper amount of polyester raw material is added into the cylinder body 1, then the cylinder body 1 is closed, and the device is connected with a power supply; the heating coil 5 is turned on, and the heating coil 5 generates heat to rapidly raise the temperature in the cylinder 1; the motor 21 is turned on, the motor 21 drives the rotating shaft 23 and the stirring rod 22 to rotate in the cylinder 1, the polyester raw material in the cylinder 1 is uniformly stirred, and the heating coil 5 generates heat to enable the polyester raw material to react in the cylinder 1, so that the polyester is rapidly synthesized. Pivot 23 is when barrel 1 inside rotates, pivot 23 drives dead lever 62 and curved cleaning plate 61 and rotates in barrel 1's inside, cleaning plate 61 slides with barrel 1's inside wall, the sum of the length of two cleaning plates 61 is greater than barrel 1's height, and cleaning plate 61 sets up in barrel 1's inside both ends, make cleaning plate 61 rotate, cleaning plate 61 will adsorb the even scraping of polyester at barrel 1 and connecting pipe 31 lateral wall, avoid polyester to adsorb the inside wall at barrel 1, make barrel 1's heat evenly distribute the inside that gets into barrel 1, thereby make barrel 1 inside polyester be heated evenly, make the quick reaction of polyester generate. When a polyester sample in the cylinder 1 needs to be detected, the box body 32 is opened, the test tube 35 is placed in the box body 32, the piston 34 slides into one end of the test tube 35, the piston 34 seals the test tube 35, the valve 33 in the box body 32 is opened, and the connecting tube 31 is opened; the air bag 42 is pressed, so that the air in the air bag 42 enters the suction pipe 41, the air in the air bag 42 enters the air pipe 73, the air penetrates through the first filter screen 45 and enters the first funnel 43, the air pushes the first rubber ball 44 in the first funnel 43 to move, the diameter of the first rubber ball 44 is larger than the inner minimum inner diameter of the first funnel 43, the diameter of the first rubber ball 44 is smaller than the inner maximum inner diameter of the first funnel 43, the first rubber ball 44 blocks the first funnel 43, and the inner part of the first funnel 43 is sealed; the air entering the air pipe 73 enters the upside-down second funnel 71, the air penetrates through the upside-down second funnel 71 to accelerate to enter the other second funnel 71, the second rubber ball 72 inside the second funnel 71 is pushed to move into the air pipe 73, the second funnel 71 is opened, and the air penetrates through the second filter screen 74 and then is discharged from the air pipe 73. When the air in the air bag 42 is exhausted, the air bag 42 is released, the air bag 42 is expanded to suck the air in the suction pipe 41 and the air pipe 73, the second rubber ball 72 slides into the second funnel 71, the diameter of the second rubber ball 72 is larger than the inner minimum inner diameter of the second funnel 71, the diameter of the second rubber ball 72 is smaller than the inner maximum inner diameter of the second funnel 71, and the second rubber ball 72 seals the second funnel 71, so that the air pipe 73 is sealed. The inside suction of straw 41 makes first rubber ball 44 follow the inside roll-off of first funnel 43 to open first funnel 43 and straw 41, the one end of straw 41 produces the suction and siphons away the inside air of test tube 35, thereby make the inside negative pressure that takes place of test tube 35 produce suction, thereby inhale test tube 35 with the polyester sample from the inside of connecting pipe 31 inside, make the polyester sample save in the inside of test tube 35, constantly the extrusion loosens gasbag 42, make the inside of polyester sample quick entry test tube 35. The valve 33 is closed, the piston 34 is taken out from the inside of the test tube 35, and the polyester sample in the test tube 35 is assayed to know the polyester reaction condition in the cylinder 1. After the synthesis of the polyester is finished, the power supply of the device is cut off, after the polyester in the cylinder 1 is cooled, the cylinder 1 is opened, and the polyester in the cylinder 1 is taken out.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. A production and processing technology of polyester paint is characterized in that: the process comprises the following steps:
s1: preparing polyester resin, vinyl monomer, reaction initiator and accelerator material;
s2: mixing the materials prepared in the step S1;
s3: adding the mixture in the S2 into a polyester synthesis reaction kettle for reaction;
s4: mixing insoluble products generated after the reaction in the S3 with powder coating to prepare polyester coating;
wherein S3 uses a polyester synthesis reaction kettle, which comprises a cylinder body (1), a stirring mechanism (2), a sampling mechanism (3), an absorbing mechanism (4), a heating coil (5), a cleaning mechanism (6) and an exhaust mechanism (7); the spiral heating coil (5) is arranged in the barrel (1), and the stirring mechanism (2) is rotatably connected in the barrel (1); the cleaning mechanisms (6) are installed on the side walls of the stirring mechanisms (2) in a staggered mode, and the cleaning mechanisms (6) are connected with the inner side wall of the barrel body (1) in a sliding mode; the sampling mechanism (3) is arranged in the middle of the side wall of the cylinder body (1), and one end of the sampling mechanism (3) is communicated with the inside of the cylinder body (1); the suction mechanism (4) is arranged in the sampling mechanism (3), the suction mechanism (4) is communicated with the sampling mechanism (3), and the exhaust mechanism (7) is arranged on the side wall of the suction mechanism (4);
the stirring mechanism (2) comprises a motor (21), a stirring rod (22) and a rotating shaft (23), the motor (21) is installed at the top end of the barrel body (1), the motor (21) is rotatably connected with the rotating shaft (23), and the rotating shaft (23) extends into the barrel body (1); the side wall of the rotating shaft (23) is symmetrically provided with a plurality of stirring rods (22), and the rotating shaft (23) and the stirring rods (22) are rotatably connected with the inside of the barrel body (1);
the cleaning mechanism (6) comprises a cleaning plate (61) and a fixing rod (62), the fixing rod (62) is respectively installed at the top end and the bottom end of the rotating shaft (23), and one end of the fixing rod (62) is fixedly connected with the cleaning plate (61); one end of the arc-shaped cleaning plate (61) props against the inner side wall of the cylinder body (1), and the fixing rod (62) is connected with the cleaning plate (61) and the inside of the cylinder body (1) in a sliding manner; the sum of the lengths of the two cleaning plates (61) is greater than the height of the cylinder (1), and the cleaning plates (61) are arranged at two ends of the inside of the cylinder (1);
the sampling mechanism (3) comprises a connecting pipe (31), a box body (32), a valve (33), a piston (34) and a test tube (35), the connecting pipe (31) is installed inside the cylinder body (1), and the cleaning plate (61) is connected with one end of the connecting pipe (31) in a sliding mode; the side wall of the cylinder (1) is fixedly connected with the box body (32), two ends of the connecting pipe (31) respectively extend into the cylinder (1) and the box body (32), and the valve (33) is installed at the connecting part of the connecting pipe (31) and the box body (32); the test tube (35) is arranged in the box body (32), one end of the test tube (35) is clamped with the piston (34), and the other end of the connecting tube (31) penetrates through the piston (34) and extends into the test tube (35);
the suction mechanism (4) comprises a suction pipe (41), an air bag (42), a first funnel (43), a first rubber ball (44) and a first filter screen (45), one end of the hollow suction pipe (41) penetrates through the piston (34) and extends into the test tube (35), and the air bag (42) is installed at the other end of the suction pipe (41); the first funnel (43) is arranged inside the suction pipe (41), the first rubber ball (44) is connected inside the first funnel (43) in a sliding mode, the diameter of the first rubber ball (44) is larger than the inner minimum inner diameter of the first funnel (43), and the diameter of the first rubber ball (44) is smaller than the inner maximum inner diameter of the first funnel (43); the end with the largest inner diameter of the first hopper (43) is provided with the first filter screen (45), and the side wall of the first filter screen (45) is fixedly connected with the inner side wall of the suction pipe (41);
the air exhaust mechanism (7) comprises two second funnels (71), a second rubber ball (72), an air pipe (73) and a second filter screen (74), the air pipe (73) is installed on the side wall of the suction pipe (41), and the air pipe (73) is communicated with the suction pipe (41); the inner side wall of the bottom end of the air pipe (73) is provided with two mutually butted second funnels (71), the inside of the other second funnel (71) positioned at the top end of one second funnel (71) is in sliding connection with the second rubber ball (72), the diameter of the second rubber ball (72) is larger than the inner minimum inner diameter of the second funnel (71), and the diameter of the second rubber ball (72) is smaller than the inner maximum inner diameter of the second funnel (71); the second filter screen (74) is installed at the top end of the inner part of the air pipe (73), and the bottom surface of the second filter screen (74) is abutted against the second rubber ball (72);
the distance between the suction mechanism (4) and one end of the air bag (42) is larger than the distance between the exhaust mechanism (7) and one end of the air bag (42);
opening the cylinder body (1), adding a proper amount of polyester raw material into the cylinder body (1), closing the cylinder body (1), and connecting the device to a power supply; the heating coil (5) is turned on, and the heating coil (5) generates heat to rapidly raise the temperature in the cylinder body (1); the motor (21) is started, the motor (21) drives the rotating shaft (23) and the stirring rod (22) to rotate in the cylinder body (1), the polyester raw material in the cylinder body (1) is uniformly stirred, and the heating coil (5) generates heat to enable the polyester raw material to react in the cylinder body (1), so that the polyester is rapidly synthesized; when the rotating shaft (23) rotates inside the barrel body (1), the rotating shaft (23) drives the fixing rod (62) and the arc-shaped cleaning plates (61) to rotate inside the barrel body (1), the cleaning plates (61) slide on the inner side wall of the barrel body (1), the sum of the lengths of the two cleaning plates (61) is greater than the height of the barrel body (1), the cleaning plates (61) are arranged at two ends of the inside of the barrel body (1), the cleaning plates (61) rotate, the polyester adsorbed on the side walls of the barrel body (1) and the connecting pipe (31) is uniformly scraped by the cleaning plates (61), the polyester is prevented from being adsorbed on the inner side wall of the barrel body (1), the heat of the barrel body (1) is uniformly diffused into the inside of the barrel body (1), the polyester inside the barrel body (1) is uniformly heated, and the polyester is rapidly reacted; when a polyester sample in the cylinder body (1) needs to be detected, the box body (32) is opened, the test tube (35) is placed in the box body (32), the piston (34) slides into one end of the test tube (35), the piston (34) seals the test tube (35), then the valve (33) in the box body (32) is opened, and the connecting tube (31) is opened; the air bag (42) is squeezed, so that air in the air bag (42) enters the suction pipe (41), air in the air bag (42) enters the air pipe (73), the air penetrates through the first filter screen (45) and enters the first funnel (43), the air pushes the first rubber ball (44) in the first funnel (43) to move, the diameter of the first rubber ball (44) is larger than the minimum inner diameter of the first funnel (43), and the diameter of the first rubber ball (44) is smaller than the maximum inner diameter of the first funnel (43), so that the first funnel (43) is blocked by the first rubber ball (44), and the interior of the first funnel (43) is sealed; the air entering the air pipe (73) enters the upside-down second funnel (71), the air penetrates through the upside-down second funnel (71) to accelerate to enter the other second funnel (71), a second rubber ball (72) in the second funnel (71) is pushed to move into the air pipe (73), and the second funnel (71) is opened to enable the air to penetrate through a second filter screen (74) and then be discharged from the air pipe (73); after the air in the air bag (42) is exhausted, the air bag (42) is released, the air bag (42) is expanded to suck air in the suction pipe (41) and the air pipe (73), the second rubber ball (72) slides into the second hopper (71), the diameter of the second rubber ball (72) is larger than the minimum inner diameter of the second hopper (71), the diameter of the second rubber ball (72) is smaller than the maximum inner diameter of the second hopper (71), and the second hopper (71) is closed by the second rubber ball (72), so that the air pipe (73) is closed; the first rubber ball (44) slides out of the first funnel (43) due to the suction force inside the suction pipe (41), so that the first funnel (43) and the suction pipe (41) are opened, the suction force is generated at one end of the suction pipe (41) to suck the air inside the test tube (35), negative pressure is generated inside the test tube (35) to generate the suction force, the polyester sample is sucked into the test tube (35) from the inside of the connecting pipe (31), the polyester sample is stored inside the test tube (35), and the air bag (42) is continuously squeezed and loosened to enable the polyester sample to rapidly enter the inside of the test tube (35); closing the valve (33), taking the piston (34) out of the test tube (35), and testing the polyester sample in the test tube (35) to know the polyester reaction condition in the cylinder body (1); after the synthesis of the polyester is finished, the power supply of the device is cut off, after the polyester in the cylinder (1) is cooled, the cylinder (1) is opened, and the polyester in the cylinder (1) is taken out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811102409.9A CN109225101B (en) | 2018-09-20 | 2018-09-20 | Production and processing technology of polyester coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811102409.9A CN109225101B (en) | 2018-09-20 | 2018-09-20 | Production and processing technology of polyester coating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109225101A CN109225101A (en) | 2019-01-18 |
| CN109225101B true CN109225101B (en) | 2020-12-15 |
Family
ID=65059811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811102409.9A Active CN109225101B (en) | 2018-09-20 | 2018-09-20 | Production and processing technology of polyester coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109225101B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110302691A (en) * | 2019-07-16 | 2019-10-08 | 江苏维乐益生食品科技有限公司 | A kind of food processing agitating device |
| CN110658029A (en) * | 2019-11-20 | 2020-01-07 | 郎蕾 | Differential pressure type polyester resin sampling device |
| CN110918034A (en) * | 2019-12-06 | 2020-03-27 | 雷亮亮 | Chemical comprehensive reaction device |
| CN113501925B (en) * | 2021-07-28 | 2022-11-25 | 中山市长盈包装材料有限公司 | Self-submersible polyurethane foam plastic and preparation method and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206038405U (en) * | 2016-08-11 | 2017-03-22 | 邓晓 | A pre -concentration device for gaseous detection |
| US9688553B1 (en) * | 2015-08-27 | 2017-06-27 | Lake Savers, LLC | Ceramic micro-porous water aeration diffuser |
| CN207051041U (en) * | 2017-08-09 | 2018-02-27 | 梁澳玺 | A kind of medical test sampler |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7481125B2 (en) * | 1996-08-22 | 2009-01-27 | Mayeaux Donald P | Devices for obtaining cylinder samples of natural gas or process gas, and methods therefore |
| CN101798373B (en) * | 2010-03-31 | 2011-09-28 | 鞍山润德精细化工有限公司 | Production process and production line for water-borne acrylic acid modified polyester resin |
| CN205517364U (en) * | 2016-01-20 | 2016-08-31 | 深圳市明粤科技有限公司 | Antiseized wall agitator tank of glue |
| CN108195628A (en) * | 2018-03-22 | 2018-06-22 | 佛山市金净创环保技术有限公司 | A kind of pollution water quality sample devices |
-
2018
- 2018-09-20 CN CN201811102409.9A patent/CN109225101B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9688553B1 (en) * | 2015-08-27 | 2017-06-27 | Lake Savers, LLC | Ceramic micro-porous water aeration diffuser |
| CN206038405U (en) * | 2016-08-11 | 2017-03-22 | 邓晓 | A pre -concentration device for gaseous detection |
| CN207051041U (en) * | 2017-08-09 | 2018-02-27 | 梁澳玺 | A kind of medical test sampler |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109225101A (en) | 2019-01-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109225101B (en) | Production and processing technology of polyester coating | |
| CN205517719U (en) | Reation kettle dewatering device with sample function | |
| CN109126673B (en) | Polyester synthesis reaction kettle | |
| CN109092231B (en) | Polyester synthesis reaction kettle | |
| CN212498425U (en) | Plastic extruder | |
| CN111891430B (en) | Filling equipment for full-automatic high-precision food processing | |
| CN211105469U (en) | Extruding machine | |
| CN109294320B (en) | Processing technology of polyester coating | |
| CN208897934U (en) | Rotary extrusion type for solid material seals feeding device | |
| CN106905518B (en) | A kind of polymerization granulation system and method | |
| CN205467217U (en) | Novel plastic extrusion device | |
| CN220092193U (en) | Tightness detection device for food package | |
| CN114226344A (en) | Granular material cleaning and conveying system | |
| CN214645680U (en) | Automatic feeding device for polytetrafluoroethylene plunger extrusion | |
| CN114603739A (en) | Preparation process of polyvinyl chloride particles | |
| CN215428287U (en) | Dosing unit is used in compound fertilizer production | |
| CN220871277U (en) | Byproduct carbon black modified dryer | |
| CN218286654U (en) | Rubber extruder | |
| CN118026751B (en) | Utilize agricultural product to prepare device of fertilizer | |
| CN219964621U (en) | Modified solid powder crosslinking profile control agent production facility | |
| CN219855441U (en) | Metering and blanking mechanism | |
| CN219765327U (en) | Normal pressure pyrolysis reaction kettle | |
| CN217549612U (en) | Agitating unit is used in silicone oil production | |
| CN219988118U (en) | Mixing device for membrane material processing | |
| CN221774992U (en) | Plastic granules drying-machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201127 Address after: 412007 no.889 Xianyue Ring Road, Tianyuan District, Zhuzhou City, Hunan Province Applicant after: HUNAN BOYANG NEW MATERIAL TECHNOLOGY Co.,Ltd. Address before: 610065 School of chemical engineering, Sichuan University, No. 24 south section of first ring road, Sichuan, Chengdu Applicant before: Chen Haoran |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |