CN212399993U - SMC sheet molding compound on-line mixing and feeding system - Google Patents
SMC sheet molding compound on-line mixing and feeding system Download PDFInfo
- Publication number
- CN212399993U CN212399993U CN202020678789.7U CN202020678789U CN212399993U CN 212399993 U CN212399993 U CN 212399993U CN 202020678789 U CN202020678789 U CN 202020678789U CN 212399993 U CN212399993 U CN 212399993U
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- speed mixer
- smc sheet
- feed inlet
- molding compound
- sheet molding
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- 239000003677 Sheet moulding compound Substances 0.000 title claims abstract description 76
- 238000002156 mixing Methods 0.000 title claims abstract description 28
- 239000000463 material Substances 0.000 claims abstract description 60
- 239000011347 resin Substances 0.000 claims abstract description 24
- 229920005989 resin Polymers 0.000 claims abstract description 24
- 238000003756 stirring Methods 0.000 claims abstract description 18
- 239000002562 thickening agent Substances 0.000 claims abstract description 16
- 239000003292 glue Substances 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims 6
- 238000000576 coating method Methods 0.000 claims 6
- 239000010720 hydraulic oil Substances 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 18
- 238000010073 coating (rubber) Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 description 8
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000004513 sizing Methods 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- 238000013329 compounding Methods 0.000 description 2
- 208000002925 dental caries Diseases 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 1
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Abstract
The utility model discloses an SMC sheet moulding compound online mixing feed system, including the high-speed mixer of the ejection of compact of lower part feeding upper portion, be equipped with in this high-speed mixer with driving motor output shaft driven (mixing) shaft, be equipped with stirring vane on the (mixing) shaft, the high-speed mixer bottom is equipped with thickener auxiliary feed inlet, resin paste material main feed inlet and the auxiliary feed inlet of mill base material respectively, and high-speed mixer upper portion is equipped with scribbles gluey groove discharge gate and lower gluey groove discharge gate. The utility model discloses correspond independent accurate gear measuring pump respectively with three kinds of different materials, the solitary pipeline of rethread gets into mass flow meter respectively and carries out metering control, gets into dynamic high-speed blender through the pipeline respectively after up to standard, and the material after mixing carries respectively through the material groove of slope to SMC sheet molding compound unit upper and lower rubber coating groove carries out the rubber coating. The novel and high-efficient cost of practicing thrift of material mixing of structural design, the production SMC sheet moulding compound product quality that promotes to a certain extent.
Description
Technical Field
The utility model belongs to the technical field of compounding device in the SMC sheet moulding compound production process, concretely relates to SMC sheet moulding compound on-line mixing feed system.
Background
In the existing SMC sheet molding compound production process, before the resin paste mixture of the formed SMC sheet molding compound enters an upper glue groove and a lower glue groove of an SMC sheet molding compound unit, the resin paste mixture must be prepared in advance, the conventional method at present is to mix materials with different components together and stir at a high speed, the resin paste mixture after being fully stirred and uniformly mixed is respectively conveyed to the upper glue groove and the lower glue groove of the SMC sheet molding compound unit from a material groove, in the production process, because a plurality of materials are mixed in batches to prepare the resin paste mixture, if the materials cannot be used up in an effective time, a thickening agent in the resin paste mixture can chemically react with resin, so that the viscosity of the resin paste mixture is increased, the wettability of the resin paste mixture and glass fiber is poor, the quality of an SMC sheet molding compound product is influenced, and if the viscosity of the SMC sheet molding compound is too high, the glue, thereby generating unnecessary waste and increasing the production cost for enterprises to a certain extent.
Disclosure of Invention
The technical problem solved by the utility model is to provide an energy-efficient SMC sheet moulding compound on-line mixing feeding system that just can effectively reduce manufacturing cost of enterprise, three kinds of materials are prepared respectively in solitary container among this on-line mixing feeding system, and three kinds of materials of preparing adopt independent accurate gear measuring pump to carry the material to the high-speed blender separately in to the continuous feed of the resin paste mixture is realized to the state after the online mixing.
The utility model provides a solve above-mentioned technical problem and adopt following technical scheme, an SMC sheet molding compound online mixing feed system, its characterized in that includes the high-speed mixer of lower part feeding upper portion ejection of compact, be equipped with in this high-speed mixer with driving motor output shaft driven (mixing) shaft, be equipped with on the (mixing) shaft and match and have the stirring vane who carries the material function with the high-speed mixer inner chamber, the high-speed mixer bottom is equipped with thickener auxiliary feed inlet respectively, main feed inlet of resin paste material and thick mill base auxiliary feed inlet, the thickener container passes through the pipeline and connects gradually measuring pump I and flowmeter I on the pipeline and links to each other with the thickener auxiliary feed inlet of high-speed mixer bottom, the resin paste material container passes through the pipeline and connects gradually measuring pump II and flowmeter II on the pipeline and the main feed inlet of resin paste material of high-speed mixer bottom links to each other, thick mill base material container passes through the pipeline and the supplementary feed inlet of color sizing material of bottom links to each other, and high-speed mixer upper portion is equipped with scribbles gluey groove discharge gate and scribbles gluey groove discharge gate down, scribbles gluey groove discharge gate and carry the material of high-speed mixer developments misce bene to SMC sheet molding compound unit and scribble gluey groove through the material groove, and the material of scribbling gluey groove discharge gate passing through the material groove with high-speed mixer developments misce is carried to SMC sheet molding compound unit and is scribbled the gluey groove down.
Further limiting, the metering pump I, the metering pump II and the metering pump III are all precision gear metering pumps, and the flow meter I, the flow meter II and the flow meter III are mass flow meters.
Further inject, driving motor is fixed in on the vertical telescopic link of hydraulic cylinder through the motor cabinet for drive (mixing) shaft and stirring vane through hydraulic cylinder and stretch out the high speed agitator cavity after work finishes, reach the effect of wasing the high speed agitator cavity fast.
Compared with the prior art, the utility model following beneficial effect has: the utility model discloses correspond independent accurate gear measuring pump respectively with three kinds of different materials, the solitary pipeline of rethread gets into mass flow meter respectively and carries out metering control, gets into dynamic high-speed blender through the pipeline respectively after up to standard, and the material after mixing carries respectively through the material groove of slope to SMC sheet molding compound unit upper and lower rubber coating groove carries out the rubber coating. The utility model discloses a SMC sheet moulding compound on-line mixing feed system structural design is novel and can the high-efficient cost of practicing thrift of compounding, and the production SMC sheet moulding compound product quality that promotes to a certain extent can effectively reduce the manufacturing cost of enterprise simultaneously.
Drawings
Fig. 1 is a schematic view of the middle equipment and the pipeline connection of the present invention.
In the figure: 1-high-speed mixer, 2-thickener container, 3-pipeline, 4-metering pump I, 5-flowmeter I, 6-resin paste material container, 7-metering pump II, 8-flowmeter II, 9-color paste material container, 10-metering pump III, 11-flowmeter III, 12-SMC sheet molding compound machine set, 13-gluing tank and 14-gluing tank.
Detailed Description
The technical scheme of the utility model is described in detail with the attached drawings, as shown in figure 1, an SMC sheet molding compound on-line mixing and feeding system comprises a high-speed mixer 1 which is fed from the lower part and discharged from the upper part, a stirring shaft which is connected with an output shaft of a driving motor and is driven is arranged in the high-speed mixer 1, a stirring blade which is matched with an inner cavity of the high-speed mixer 1 and has a material lifting function is arranged on the stirring shaft, a thickening agent auxiliary feed inlet, a resin paste material main feed inlet and a color paste material auxiliary feed inlet are respectively arranged at the bottom of the high-speed mixer 1, a thickening agent container 2 is connected with the thickening agent auxiliary feed inlet at the bottom of the high-speed mixer 1 through a pipeline 3 and a metering pump I4 and a flow meter I5 which are sequentially connected with the pipeline 3, a resin paste material container 6 is connected with the resin paste material main feed, look thick liquids container 9 passes through pipeline 3 and connects gradually metering pump III 10 and flowmeter III 11 on pipeline 3 and links to each other with the supplementary feed inlet of the mill base of high speed mixer 1 bottom, 1 upper portion of high speed mixer is equipped with scribbles gluey groove discharge gate and lower gluey groove discharge gate, scribble gluey groove discharge gate and carry the material of high speed mixer 1 dynamic misce bene to SMC sheet moulding compound unit 12 on gluey groove 13 through the material groove, lower gluey groove discharge gate is carried the material of high speed mixer 1 dynamic misce to SMC sheet moulding compound unit 12 under gluey groove 14 through the material groove. Measuring pump I4, measuring pump II 8 and measuring pump III 10 are accurate gear metering pump, flowmeter I5, flowmeter II 8 and flowmeter III 11 are mass flow meter. On driving motor was fixed in the vertical telescopic link of hydraulic cylinder through the motor cabinet for drive (mixing) shaft and stirring vane through hydraulic cylinder and stretch out 1 cavitys of high-speed agitator after work finishes, reach the effect of wasing 1 cavitys of high-speed agitator fast.
The utility model discloses a concrete use does: the three raw materials are respectively prepared according to the following weight ratio: 1. the resin paste comprises the following raw materials in parts by weight: 20-25Kg of resin (6128 ZH) and 9-13Kg of low-shrinkage machine (4: 6); 2. the thickener comprises the following raw materials in parts by weight: 0.2 to 0.6 Kg of curing agent, 1.1 to 1.5Kg of zinc stearate and 0.1 to 0.3Kg of polymerization inhibitor; 3. color sizing material raw materials and proportion: 10-20Kg of aluminum hydroxide, 25-35Kg of 800 mesh calcium carbonate and 15-25Kg of 400 calcium carbonate. Designing parameters: the flow rate of a metering pump connected with the thickener container is 400-600 g/min; the flow rate of a metering pump connected with the resin paste material is 35000-; the flow rate of a metering pump connected with the color sizing container is 1000-. Then, the production is carried out according to the design parameters of the conventional SMC sheet molding compound unit, and the fiber content is 22-35 percent; the scraper gap is 1.5-2.0 mm; the vehicle speed is 6-15 m/min.
The online mixed feeding system and the SMC host machine linkage motor all adopt variable frequency motors, the operation is simple, and only one button can start the whole assembly line at the same time; the on-line mixing and feeding system is characterized in that resin paste materials, color paste and a thickening agent (magnesium oxide paste) are synchronously injected into a high-speed mixer according to the proportion to carry out dynamic stirring, mixing and material conveying. Because the stirring is carried out in the last procedure, the thickening time of the magnesium oxide is also lagged, and the dipping effect is ensured. The three metering pumps are all precision gear metering pumps which are imported from the United states, so that the purpose of accurate metering is achieved.
The pipelines of the online mixing and feeding system are all connected by quick connectors, and are simple and convenient to clean. After the operation is finished, only the cavity of the high-speed mixer, namely the stirring barrel of the high-speed mixer, is cleaned, an oil cylinder is specially added for conveniently cleaning to lift the stirring blade, and the cleaning can be finished generally for more than ten minutes.
The utility model discloses well batching stirs material and pump delivery system adopts centralized control mode, and whole set of electrical component installs in the middle of an independent distribution control cabinet. The frequency converter, the relay, the circuit breaker, the PLC and the module, the 15-inch large-screen touch screen and the high-quality buttons are adopted to assist (corresponding to soft elements of the touch screen) the operation is very convenient. The metering of various materials adopts the reading of a weighing sensor to be fed back to a PLC for comparison, and the working state of each conveying metering pump is realized according to a parameter program. The SMC online mixing and feeding system is matched with an SMC sheet production line to perfect auxiliary equipment for producing SMC sheet molding compound sheets by the SMC production line according to different speeds and flows of different formulas. The on-line mixing and feeding system reduces manpower and improves production efficiency, thereby providing a complete and continuous full automatic batching process under the configuration of least labor force.
The utility model discloses an online mixed feeding system comprises various material transport measuring pump, pipeline, high-speed blender, the control unit and electrical control element. The whole system is convenient and quick to operate, and the configuration data and the working parameters of various metering pumps are set by the touch screen to control the control instruction sent by the PLC controller so as to meet the production process requirement of the system. And can be linked with the SMC host machine and can also be independently controlled and operated. After setting, by pressing a button, stop-auto-manual and on-line control can be performed. The on-line mixing and feeding system provides fourteen sets of formula data setting columns. Can be adjusted at will and switched at will to meet different production requirements. When the formula data parameters are modified, password protection control is added, and modification can be carried out after the password is input correctly. Preventing other operators from being carelessly disorderly adjusted, and causing unnecessary waste and loss. The main control unit (main paste and thickening agent) is additionally provided with a weighing monitoring, flow control, material shortage and material shortage protection alarm stopping device so as to ensure the good production of the sheet materials.
The utility model discloses an online mixed feeding system control mode has two kinds, is manual debugging mode and automatic control mode respectively. Manual debugging mode: and (4) running the test machine, electrifying the system, and setting the touch screen to be in a manual debugging mode after the electrification is finished. Inputting various data parameters on the formula and the required speed of each pump according to requirements. And gradually starting and stopping each conveying metering pump to see whether the operation is normal or not. And starting each conveying metering pump to start production according to requirements after normal operation. The process can be used for conveying and discharging the residual materials after the automatic control mode is finished, so that the residual materials of the system pipeline can be conveniently cleaned, and preparation is made for next production. An automatic control mode: and setting the touch screen to be in an automatic control mode, and inputting corresponding parameters and formulas. And starting the SMC host, and simultaneously starting the system along with the SMC host. The rotating speeds of the various conveying metering pumps can also run synchronously with the SMC main machine, namely the rotating speeds of the various material metering pumps can also be increased or reduced along with the rotating speed of the SMC main machine when the SMC main machine accelerates or decelerates. The high speed mixers are also all changing synchronously with the SMC master. When the SMC host is stopped, the system and the SMC host stop at the same time. In the manual debugging mode, the synchronous function is not available. And when the main paste is short of materials, the machine is stopped by alarming to ensure the normal production of the SMC sheet.
The foregoing shows and describes the general principles of the present invention, with its principal features and advantages, and further, various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (3)
1. An on-line mixing and feeding system for SMC sheet molding compound is characterized by comprising a high-speed mixer which is fed from the lower part and discharged from the upper part, a stirring shaft which is connected with an output shaft of a driving motor in a transmission way is arranged in the high-speed mixer, a stirring blade which is matched with an inner cavity of the high-speed mixer and has a material lifting function is arranged on the stirring shaft, a thickening agent auxiliary feed inlet, a resin paste material main feed inlet and a color paste material auxiliary feed inlet are respectively arranged at the bottom of the high-speed mixer, a thickening agent container is connected with the thickening agent auxiliary feed inlet at the bottom of the high-speed mixer through a pipeline, a metering pump I and a flow meter I which are sequentially connected onto the pipeline, the resin paste material container is connected with the resin paste material main feed inlet at the bottom of the high-speed mixer through the pipeline, a metering pump II and a flow meter II which are sequentially, the upper portion of the high-speed mixer is provided with an upper glue coating groove discharge hole and a lower glue coating groove discharge hole, the upper glue coating groove discharge hole conveys materials which are dynamically and uniformly mixed by the high-speed mixer to an upper glue coating groove of the SMC sheet molding compound unit through a material groove, and the lower glue coating groove discharge hole conveys the materials which are dynamically and uniformly mixed by the high-speed mixer to the lower glue coating groove of the SMC sheet molding compound unit through the material groove.
2. An SMC sheet molding compound in-line mixing and feeding system as claimed in claim 1, wherein: the metering pump I, the metering pump II and the metering pump III are all precision gear metering pumps, and the flow meter I, the flow meter II and the flow meter III are mass flow meters.
3. An SMC sheet molding compound in-line mixing and feeding system as claimed in claim 1, wherein: the driving motor is fixed on the vertical telescopic rod of the hydraulic oil cylinder through the motor base and used for driving the stirring shaft and the stirring blades to extend out of the high-speed stirrer cavity through the hydraulic oil cylinder after work is finished, and the effect of quickly cleaning the high-speed stirrer cavity is achieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020678789.7U CN212399993U (en) | 2020-04-28 | 2020-04-28 | SMC sheet molding compound on-line mixing and feeding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020678789.7U CN212399993U (en) | 2020-04-28 | 2020-04-28 | SMC sheet molding compound on-line mixing and feeding system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212399993U true CN212399993U (en) | 2021-01-26 |
Family
ID=74300571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020678789.7U Active CN212399993U (en) | 2020-04-28 | 2020-04-28 | SMC sheet molding compound on-line mixing and feeding system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212399993U (en) |
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2020
- 2020-04-28 CN CN202020678789.7U patent/CN212399993U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An on-line mixing and feeding system for SMC sheet molding compound Effective date of registration: 20230220 Granted publication date: 20210126 Pledgee: Limited by Share Ltd. Xinxiang branch Pledgor: HENAN DONGHAI COMPOUND MATERIALS Co.,Ltd. Registration number: Y2023980033015 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20210126 Pledgee: Limited by Share Ltd. Xinxiang branch Pledgor: HENAN DONGHAI COMPOUND MATERIALS Co.,Ltd. Registration number: Y2023980033015 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An Online Mixing and Feeding System for SMC Sheet Molded Plastics Granted publication date: 20210126 Pledgee: Limited by Share Ltd. Xinxiang branch Pledgor: HENAN DONGHAI COMPOUND MATERIALS Co.,Ltd. Registration number: Y2024980004065 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |