CN111495277A - Toughening type unsaturated polyester resin preparation device - Google Patents
Toughening type unsaturated polyester resin preparation device Download PDFInfo
- Publication number
- CN111495277A CN111495277A CN202010346456.9A CN202010346456A CN111495277A CN 111495277 A CN111495277 A CN 111495277A CN 202010346456 A CN202010346456 A CN 202010346456A CN 111495277 A CN111495277 A CN 111495277A
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- top surface
- feeding
- reaction kettle
- disc
- support plate
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- 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
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
- B01J4/007—Feed or outlet devices as such, e.g. feeding tubes provided with moving parts
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- 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
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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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/785—Preparation processes characterised by the apparatus used
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/06—Unsaturated polyesters
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- 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
- B01J2204/00—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices
- B01J2204/002—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices the feeding side being of particular interest
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/06—Polymer mixtures characterised by other features having improved processability or containing aids for moulding methods
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
Abstract
The invention discloses a toughening type unsaturated polyester resin preparation device which comprises a reaction kettle body and a connecting support arranged below the reaction kettle body in a matching mode, wherein a feeding device is arranged at one end, far away from the reaction kettle body, above the connecting support in a matching mode. The invention provides a toughening type unsaturated polyester resin preparation device, which is characterized in that various raw materials are conveniently fed into a storage mechanism through a feeding mechanism and then fed into a reaction kettle through the storage mechanism through the feeding mechanism, and the raw materials are automatically fed into the reaction kettle through the storage mechanism according to the process flow during production, so that the problems of complicated operation and high working strength caused by manually adding the raw materials one by one in the conventional production process are solved.
Description
Technical Field
The invention belongs to the technical field of chemical production equipment, and particularly relates to a preparation device of toughened unsaturated polyester resin.
Background
Unsaturated polyester resin has excellent mechanical properties and is widely applied in many fields, but the brittleness of the cured product of the unsaturated polyester resin is larger, so the unsaturated polyester resin is toughened by adopting a certain method to obtain the toughened unsaturated polyester resin.
Disclosure of Invention
The invention aims to overcome the problems in the prior art, and provides a toughening type unsaturated polyester resin preparation device, which is characterized in that various raw materials are conveniently fed into a material storage mechanism through a feeding mechanism and then fed into a reaction kettle through the material storage mechanism through the feeding mechanism through the arrangement of the feeding mechanism, and the raw materials are automatically fed into the reaction kettle through the material storage mechanism according to the process flow during production, so that the problems of complicated operation and high working strength caused by manually adding the raw materials one by one in the conventional production process are solved.
In order to achieve the technical purpose and achieve the technical effect, the invention is realized by the following technical scheme:
a toughening type unsaturated polyester resin preparation device comprises a reaction kettle body and a connecting bracket which is arranged below the reaction kettle body in a matching manner, wherein a feeding device is arranged at one end, far away from the reaction kettle body, above the connecting bracket in a matching manner;
the connecting support comprises a first support plate and a second support plate which are symmetrically arranged, a placing through hole matched with the reaction kettle body is formed in the edge of the top surface of the first support plate, two connecting support rods which are symmetrically arranged are fixedly installed on the lower bottom surface of the first support plate, the placing through hole is located between the two connecting support rods, and one end, far away from the first support plate, of each connecting support rod is fixedly connected with the second support plate;
the feeding device comprises a feeding mechanism and a material storing mechanism which are sequentially arranged from front to back;
the feeding mechanism comprises a feeding support column and a feeding support plate fixedly mounted on the top surface of the feeding support column, a feeding tank is arranged on the top surface of the feeding support plate, and a feeding pipe is fixedly communicated with the top surface of the feeding tank;
the storage mechanism comprises a storage disc and a rotating mechanism fixedly mounted on the lower bottom surface of the storage disc, the edge of the top surface of the storage disc is evenly provided with a storage tank body along the circumferential direction, and a storage top cover is arranged above the storage tank body.
Furthermore, a pipeline valve is fixedly communicated with one end of the outer surface of the feeding pipe, which is close to the top surface of the feeding tank.
Furthermore, the rotating mechanism comprises a first gear and a second gear which are connected in a meshed manner, a gear rotating column is fixedly installed in the first gear, one end of the gear rotating column is fixedly connected with the material storage disc, the other end of the gear rotating column is rotatably connected with a first support plate, a motor rotating rod is rotatably connected to the lower bottom surface of the second gear, one end, far away from the second gear, of the motor rotating rod is electrically connected with a rotating motor, and a rotating rod through hole matched with the motor rotating rod is formed in the top surface of the first support plate;
the motor mounting plate is arranged below the rotating motor and fixedly mounted on the top surface of the second support plate.
Further, the storage top cover comprises a connecting disc, shielding top covers matched with the storage tank body are uniformly distributed on the edge of the lower bottom surface of the connecting disc along the circumferential direction, conveying pipes are fixedly communicated with the top surface of the shielding top cover, conveying holes matched with the conveying pipes are uniformly distributed on the top surface of the connecting disc, one ends of the conveying pipes penetrating through the conveying holes are fixedly communicated with a feeding disc, and the top surface of the reaction kettle body is provided with feeding placing holes matched with the feeding disc;
one end of the outer surface of the material conveying pipe, which is close to the top surface of the connecting disc, is fixedly communicated with a material conveying valve;
the hydraulic jack is fixedly installed in the center of the top surface of the material storage disc, and the output end of the hydraulic jack is fixedly connected with the connecting disc.
The invention has the beneficial effects that:
the invention provides a toughening type unsaturated polyester resin preparation device, which is characterized in that various raw materials are conveniently fed into a storage mechanism through a feeding mechanism and then fed into a reaction kettle through the storage mechanism through the feeding mechanism, and the raw materials are automatically fed into the reaction kettle through the storage mechanism according to the process flow during production, so that the problems of complicated operation and high working strength caused by manually adding the raw materials one by one in the conventional production process are solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of a portion of the structure of the present invention;
FIG. 3 is a schematic view of a partial structure of the present invention;
FIG. 4 is an exploded view of a portion of the structure of the present invention;
fig. 5 is a partial structural schematic diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
Example 1
As shown in fig. 1 to 2, the toughening type unsaturated polyester resin preparation device comprises a reaction kettle body 1 and a connecting support 2 installed below the reaction kettle body 1 in a matching manner, wherein a feeding device 3 is installed at one end, far away from the reaction kettle body 1, above the connecting support 2 in a matching manner;
the connecting support 2 comprises a first support plate 21 and a second support plate 22 which are symmetrically arranged, a placing through hole 23 matched with the reaction kettle body 1 is formed in the edge of the top surface of the first support plate 21, two connecting support rods 24 which are symmetrically arranged are fixedly arranged on the lower bottom surface of the first support plate 21, the placing through hole 23 is located between the two connecting support rods 24, and one end, far away from the first support plate 21, of each connecting support rod 24 is fixedly connected with the second support plate 22.
As shown in fig. 3 to 5, the feeding device 3 includes a feeding mechanism 31 and a storing mechanism 32 which are sequentially arranged from front to back;
the feeding mechanism 31 comprises a feeding support column 311 and a feeding support plate 312 fixedly arranged on the top surface of the feeding support column 311, a feeding tank 313 is arranged on the top surface of the feeding support plate 312, and a feeding pipe 314 is fixedly communicated with the top surface of the feeding tank 313;
the storage mechanism 32 comprises a storage disc 321 and a rotating mechanism 322 fixedly arranged on the lower bottom surface of the storage disc 321, storage tank bodies 323 are uniformly distributed on the edge of the top surface of the storage disc 321 along the circumferential direction, and a storage top cover 324 is arranged above the storage tank bodies 323;
a pipeline valve 3141 is fixedly communicated with one end of the outer surface of the charging pipe 314 close to the top surface of the charging tank 313;
the rotating mechanism 322 comprises a first gear 3221 and a second gear 3222 which are in meshed connection, a gear rotating column 3223 is fixedly installed in the first gear 3221, one end of the gear rotating column 3223 is fixedly connected with the material storage disc 321, the other end of the gear rotating column 3223 is rotatably connected with the first support plate 21, a motor rotating rod 3224 is rotatably connected to the lower bottom surface of the second gear 3222, one end of the motor rotating rod 3224, which is far away from the second gear 3222, is electrically connected with a rotating motor 3225, and a rotating rod through hole 211 matched with the motor rotating rod 3224 is formed in the top surface of the first support plate 21;
a motor mounting plate 3226 is arranged below the rotating motor 3225, and the motor mounting plate 3226 is fixedly mounted on the top surface of the second support plate 22;
the storage top cover 324 comprises a connecting disc 3241, shielding top covers 3242 matched with the storage tank body 323 are uniformly distributed on the edges of the lower bottom surfaces of the connecting disc 3241 along the circumferential direction, conveying pipes 3243 are fixedly communicated with the top surface of the shielding top covers 3242, conveying holes 3244 matched with the conveying pipes 3243 are uniformly distributed on the top surface of the connecting disc 3241, one end, penetrating through the conveying holes 3244, of each conveying pipe 3243 is fixedly communicated with a feeding disc 3245, and the top surface of the reaction kettle body 1 is provided with a feeding placing hole 11 matched with the feeding disc 3245;
a feed delivery valve 3246 is fixedly communicated with one end of the outer surface of the feed delivery pipe 3243 close to the top surface of the connecting disc 3241;
a hydraulic jack 3211 is fixedly installed in the center of the top surface of the storage disc 321, and the output end of the hydraulic jack 3211 is fixedly connected with the connecting disc 3241.
This embodiment provides a toughened type unsaturated polyester resin preparation facilities, through the setting of reinforced mechanism 31, conveniently send various raw materials into storage mechanism 32 via reinforced mechanism 31 in, via storage mechanism 32 again, with raw materials input to reation kettle body 1 in, during production, according to process flow, in sending into reation kettle body 1 with the raw materials via storage mechanism 32 is automatic, solved in the production process in the past artifical complex operation that adds the raw materials and cause one by one, the big problem of working strength.
Example 2
The embodiment provides a preparation method of toughened unsaturated polyester resin, which comprises the following raw materials in parts by weight: 20 wt% of modified polyurethane and 80 wt% of unsaturated polyester resin.
The preparation method comprises the following steps:
(1) preparation of modified polyurethane
a. Mixing and reacting: carrying out vacuum dehydration on polyoxypropylene triol, stannous octoate and toluene diisocyanate, and after vacuum dehydration, mixing polyoxypropylene triol and toluene diisocyanate in a ratio of 2: adding 1 mol ratio into the reaction kettle body 1 through a material storage tank body 323, adding stannous octoate and toluene diisocyanate into the reaction kettle body 1 through the material storage tank body 323 according to the mass ratio of 0.5%, and reacting under the protection of nitrogen at the reaction temperature of 65-70 ℃;
b. detection of-NCO group content: detecting the content of-NCO groups of the reactants in the reaction kettle body 1 every 10min, continuing to react for 30min after the content of-NCO groups of the reactants in the reaction kettle body 1 reaches a specified value, and stirring the reactants in the reaction kettle body 1;
c. after the reaction is finished, slowly adding epoxy resin into the reaction kettle body 1 through the material storage tank body 323, wherein the mass ratio of the epoxy resin to the toluene diisocyanate is 6: and 4, detecting the content of the-NCO groups of the reactants in the reaction kettle body 1 every 10min after the addition is finished, cooling the reaction kettle body 1 when the content of the-NCO groups of the reactants in the reaction kettle body 1 reaches a specified value, adding hydroquinone monoether after the temperature is reduced to 40 ℃, continuing to react for 10min, continuing to add the hydroquinone monoether for chain extension after the reaction is finished, and continuing to react for 30min after the addition is finished to obtain the modified polyurethane.
(2) Preparation of toughened unsaturated polyester resin
Putting unsaturated polyester resin into the reaction kettle body 1 according to a formula, after adding, mixing modified polyurethane into the unsaturated polyester resin according to the formula, keeping the temperature at 60 ℃, stirring for 30min to obtain a mixture, pouring the mixture into a corresponding mold, and curing to obtain toughened unsaturated polyester resin;
the embodiment provides a preparation method of toughened unsaturated polyester resin, which is used for producing the toughened unsaturated polyester resin by using a toughened unsaturated polyester resin preparation device, and has the advantages of reliable production and controllable charging process.
Example 3
The embodiment provides a preparation method of toughened unsaturated polyester resin, which comprises the following raw materials in parts by weight: 30 wt% of modified polyurethane and 70 wt% of unsaturated polyester resin.
The preparation method of the toughened unsaturated polyester resin is the same as that of the embodiment 2.
Example 4
The embodiment provides a preparation method of toughened unsaturated polyester resin, which comprises the following raw materials in parts by weight: 40 wt% of modified polyurethane and 60 wt% of unsaturated polyester resin.
The preparation method of the toughened unsaturated polyester resin is the same as that of the embodiment 2.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (4)
1. A toughening type unsaturated polyester resin preparation device is characterized in that: the reaction kettle comprises a reaction kettle body (1) and a connecting support (2) which is arranged below the reaction kettle body (1) in a matching way, wherein a feeding device (3) is arranged at one end, far away from the reaction kettle body (1), above the connecting support (2) in a matching way;
the connecting support (2) comprises a first support plate (21) and a second support plate (22) which are symmetrically arranged, a placing through hole (23) matched with the reaction kettle body (1) is formed in the edge of the top surface of the first support plate (21), two connecting support rods (24) which are symmetrically arranged are fixedly arranged on the lower bottom surface of the first support plate (21), the placing through hole (23) is located between the two connecting support rods (24), and one end, far away from the first support plate (21), of each connecting support rod (24) is fixedly connected with the second support plate (22);
the feeding device (3) comprises a feeding mechanism (31) and a material storing mechanism (32) which are sequentially arranged from front to back;
the feeding mechanism (31) comprises a feeding supporting column (311) and a feeding supporting plate (312) fixedly mounted on the top surface of the feeding supporting column (311), a feeding tank (313) is arranged on the top surface of the feeding supporting plate (312), and a feeding pipe (314) is fixedly communicated with the top surface of the feeding tank (313);
the storage mechanism (32) comprises a storage disc (321) and a rotating mechanism (322) fixedly mounted on the lower bottom surface of the storage disc (321), wherein the edge of the top surface of the storage disc (321) is evenly provided with a storage tank body (323) along the circumferential direction, and a storage top cover (324) is arranged above the storage tank body (323).
2. The apparatus for preparing toughened unsaturated polyester resin according to claim 1, wherein: and a pipeline valve (3141) is fixedly communicated with one end of the outer surface of the charging pipe (314), which is close to the top surface of the charging tank (313).
3. The apparatus for preparing toughened unsaturated polyester resin according to claim 1, wherein: the rotating mechanism (322) comprises a first gear (3221) and a second gear (3222) which are connected in a meshing manner, a gear rotating column (3223) is fixedly mounted in the first gear (3221), one end of the gear rotating column (3223) is fixedly connected with a material storage disc (321), the other end of the gear rotating column (3223) is rotatably connected with a first support plate (21), a motor rotating rod (3224) is rotatably connected to the lower bottom surface of the second gear (3222), one end, away from the second gear (3222), of the motor rotating rod (3224) is electrically connected with a rotating motor (3225), and a rotating rod through hole (211) matched with the motor rotating rod (3224) is formed in the top surface of the first support plate (21);
a motor mounting plate (3226) is arranged below the rotating motor (3225), and the motor mounting plate (3226) is fixedly mounted on the top surface of the second support plate (22).
4. The apparatus for preparing toughened unsaturated polyester resin according to claim 1, wherein: the storage top cover (324) comprises a connecting disc (3241), shielding top covers (3242) matched with the storage tank body (323) are uniformly distributed on the edges of the lower bottom surfaces of the connecting disc (3241) along the circumferential direction, the top surfaces of the shielding top covers (3242) are fixedly communicated with feed delivery pipes (3243), the top surfaces of the connecting disc (3241) are uniformly distributed with feed delivery holes (3244) matched with the feed delivery pipes (3243), one ends of the feed delivery pipes (3243) penetrating through the feed delivery holes (3244) are fixedly communicated with a feed delivery disc (3245), and the top surface of the reaction kettle body (1) is provided with feed placing holes (11) matched with the feed delivery disc (3245);
one end of the outer surface of the delivery pipe (3243), which is close to the top surface of the connecting disc (3241), is fixedly communicated with a delivery valve (3246);
the middle of the top surface of the material storage disc (321) is fixedly provided with a hydraulic jack (3211), and the output end of the hydraulic jack (3211) is fixedly connected with a connecting disc (3241).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010346456.9A CN111495277B (en) | 2020-04-27 | 2020-04-27 | Toughening type unsaturated polyester resin preparation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010346456.9A CN111495277B (en) | 2020-04-27 | 2020-04-27 | Toughening type unsaturated polyester resin preparation device |
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| CN111495277B CN111495277B (en) | 2022-07-12 |
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| Publication number | Publication date |
|---|---|
| CN111495277B (en) | 2022-07-12 |
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