CN201470819U - Intelligent sand mixer - Google Patents
Intelligent sand mixer Download PDFInfo
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- CN201470819U CN201470819U CN2009203074800U CN200920307480U CN201470819U CN 201470819 U CN201470819 U CN 201470819U CN 2009203074800 U CN2009203074800 U CN 2009203074800U CN 200920307480 U CN200920307480 U CN 200920307480U CN 201470819 U CN201470819 U CN 201470819U
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Abstract
The utility model relates to an intelligent sand mixer, which comprises an electric control system, a liquid material system, a raw sand system, a conveying system and an agitating sand mixing device, wherein the liquid material system is connected with the electric control system, the raw sand system is connected with the electric control system, the conveying system is connected with the liquid material system and the raw sand system, and the agitating sand mixing device is connected with the conveying system; the liquid material system comprises a first liquid supplying device and a second liquid supplying device. The intelligent sand mixer has simple and convenient operation, easy maintenance and strong reliability, can intelligently control the added quantity of the raw sand, resin and a curing agent in real time when in sand mixing, thereby realizing the purposes of automatic and accurate sand supply and liquid supply of the sand mixer, also automatically finishing the proportioning operation, automatically adjusting in real time, immediately giving an alarm and stops if sand mixing is abnormal, and being suitable for foundry techniques of furan resin, alkaline phenolic resin, water glass and the like.
Description
Technical field
The utility model relates to a kind of intelligent puddle mixer, belongs to casting field.
Background technology
Puddle mixer is one of necessaries of casting industry realization mechanization moulding, and in recent years, puddle mixer has development largely in China.Puddle mixer of the prior art is made up of sand induction system, liquid feeding system, stirring mulling device, pneumatic control system and electric-control system usually.
Present more domestic research institutions and foundry machinery manufacturer, all adopt following configuration to make puddle mixer:
The sand induction system adopts automatic gas control to put the control of sand gate, and promptly PLC machine output signal is put the sand gate and opened, and sand enters through the roughing sand induction system and stirs in the mulling device.Sand flow amount control accuracy is low, and mass flow errors is substantially 5%, and if will adjust the sand flow amount must shut down, the puddle mixer operational mode is transferred to test mode.After adjusting automatic gas control and putting the manual accent amount flashboard of sand gate, calculate mean value through weighing repeatedly.This process need prepare to connect sand container, platform balance and stopwatch etc.This work is wasted time and energy, and the measured value error is bigger.
Liquid feeding system adopts speed regulator control, change the rotating speed of liquid material pump motor by speed regulator, reach the purpose of regulator solution material addition, liquid materials flow accuracy of measurement is low, mass flow errors is substantially 1.5%, and this process is a manual adjustments, needs to prepare acid-resistant container, platform balance and stopwatch etc., adjusting, weighing repeatedly just can be measured the numerical value that needs repeatedly, and operation is wasted time and energy.And the liquid material mostly is corrosive liquids, understands skin ambustion because of carelessness.And Foundry Works is extensive use of equipment such as middle frequency furnace, because of economic cause is not installed enough wave filters again in electrical network, harmonic wave is very serious in the electrical network, often cause the speed regulator job insecurity or burn, increased the maintenance of equipment amount, also caused simultaneously the shakiness of liquid materials flow amount, made sand mold intensity not reach requirement, brought loss to foundry enterprise.
As everyone knows, puddle mixer is subjected to the influence of environmental factor such as sand temperature, liquid material temperature, environment temperature, humidity etc. very big, so when these factors vary, if the operator can not in time find, will influence the quality and the stripping time of sand mold, thereby cause unnecessary loss.
Existing puddle mixer is not established and is lacked material warning and lugs, when not having sand in the sand storehouse or supplying sand undesired, the operator can not in time find, do not have in the liquid charging basket that liquid material or feed flow are undesired can not in time be found, cause the sand mold of producing to solidify, do not solidify during especially big moulding and can cause very large economy loss.
Mainly there is following defective in existing puddle mixer: the one, and low for sand systematic quantification precision, can not adjust flow automatically; The 2nd, the liquid-supplying system quantitative accuracy is low, can not adjust flow automatically; The 3rd, sand and liquid material proportioning can not be finished automatically; The 4th, can not be according to the addition of the automatic regulator solution material of factor such as mulling amount and sand temperature such as resin and curing agent; The 5th, do not lack material warning lugs.
The utility model content
The utility model provides a kind of intelligent puddle mixer at existing puddle mixer above shortcomings.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of intelligent puddle mixer comprises electric-control system, the liquid feeding system that links to each other with described electric-control system, the roughing sand system that links to each other with described electric-control system, the induction system that links to each other with the roughing sand system with described liquid feeding system and the stirring mulling device that links to each other with described induction system; Described liquid feeding system comprises first liquid feed device and second liquid feed device; Described roughing sand device comprises frequency converter, the motor that links to each other with described frequency converter, the variable confession sand device that links to each other with described motor, the encoder that links to each other with described variable confession sand device and the roughing sand feeding mechanism that links to each other for the sand device with described variable, and described frequency converter all links to each other with described electric-control system with encoder; Described first liquid feed device comprises frequency converter, the motor that links to each other with described frequency converter, the pump that links to each other with described motor, the electronic flowmeter that links to each other with described pump and the resin liquid barrel that links to each other with described pump, and described frequency converter all links to each other with described electric-control system with electronic flowmeter; Described second liquid feed device comprises frequency converter, the motor that links to each other with described frequency converter, the pump that links to each other with described motor, the electronic flowmeter that links to each other with described pump and the curing agent liquid barrel that links to each other with described pump, and described frequency converter all links to each other with described electric-control system with electronic flowmeter.
The beneficial effects of the utility model are: the utility model intelligence puddle mixer is simple to operation, be easy to maintaining, good reliability, when mulling, can carry out the control of real-time intelligent to the addition of roughing sand, resin and curing agent, thereby realized that puddle mixer accurately supplies the purpose of sand, feed flow automatically, can also finish proportioning work automatically, and carry out adjusting automatically in real time, the parking if mulling is reported to the police when unusual at once is applicable to casting techniques such as furane resins, alkali phenolic resins and waterglass.
On the basis of technique scheme, the utility model can also be done following improvement.
Further, described electric-control system comprises signal input apparatus and the programmable controller that links to each other with described signal input apparatus.
Further, the frequency converter in the described roughing sand system all links to each other with described programmable controller with encoder; Frequency converter in described first liquid feed device all links to each other with described programmable controller with electronic flowmeter; Frequency converter in described second liquid feed device all links to each other with described programmable controller with electronic flowmeter.
Further, described signal input apparatus is a touch-screen.
Further, described induction system comprises roughing sand induction system, first liquid conveying system and second liquid conveying system.
Further, the variable in the described roughing sand system for the sand device by the roughing sand induction system with stir the mulling device and link to each other; Electronic flowmeter in described first liquid feed device links to each other with stirring mulling device by first liquid conveying system; Electronic flowmeter in described second liquid feed device links to each other with stirring mulling device by second liquid conveying system.
Further, described stirring mulling device is a tank diameter, and described tank diameter has a discharging opening.
Description of drawings
Fig. 1 is the structural representation of the utility model intelligence puddle mixer.
The specific embodiment
Below in conjunction with accompanying drawing principle of the present utility model and feature are described, institute gives an actual example and only is used to explain the utility model, is not to be used to limit scope of the present utility model.
Fig. 1 is the structural representation of the utility model intelligence puddle mixer.As shown in Figure 1, the induction system that described intelligent puddle mixer comprises electric-control system 10, the liquid feeding system that links to each other with described electric-control system 10, the roughing sand system that links to each other with described electric-control system, links to each other with the roughing sand system with described liquid feeding system, and the stirring mulling device 60 that links to each other with described induction system.Described liquid feeding system comprises first liquid feed device and second liquid feed device.
Described electric-control system comprises signal input apparatus 101 and the programmable controller 102 that links to each other with described signal input apparatus 101.Described signal input apparatus 101 is a touch-screen.Described touch-screen is the giant-screen touch-screen, and the interface can easily be provided with, change; Simple to operate, to read data directly perceived; Can show current amount of sand in real time, the proportioning of liquid supply rate and roughing sand, resin and curing agent.
Described first liquid feed device comprises frequency converter 301, the motor 302 that links to each other with described frequency converter 301, the pump 303 that links to each other with described motor 302, the electronic flowmeter 304 that links to each other with described pump 303 and the resin liquid barrel 305 that links to each other with described pump 303, and described frequency converter 301 all links to each other with described programmable controller 102 with electronic flowmeter 304.Resin in the described resin liquid barrel 305 is by the reliable resin pump 303 that the operates steadily electronic flowmeter 304 of flowing through, by described electronic flowmeter 304 record acquisition datas on flows, rapidly the instantaneous delivery that reads is fed back to programmable controller 102, described programmable controller 102 is by corresponding frequency converter 301 rapid motor 302 rotating speeds of adjusting institute's respective pump 303, to reach rapidly, to control accurately and adjust the purpose of resin addition.Described electronic flowmeter 304 is corrosion-resistant electronics flowmeter, is quick on the draw, accurate measurement, makes the mass flow errors of liquid feeding system be less than 0.5% accuracy class.
Described second liquid feed device comprises frequency converter 401, the motor 402 that links to each other with described frequency converter 401, the pump 403 that links to each other with described motor 402, the electronic flowmeter 404 that links to each other with described pump 403 and the curing agent liquid barrel 405 that links to each other with described pump 403, and described frequency converter 401 all links to each other with described programmable controller 102 with electronic flowmeter 404.Curing agent in the described curing agent liquid barrel 405 is by the reliable catalyst pump 403 that the operates steadily electronic flowmeter 404 of flowing through, by described electronic flowmeter 404 record acquisition datas on flows, rapidly the instantaneous delivery that reads is fed back to programmable controller 102, described programmable controller 102 is by corresponding frequency converter 401 rapid motor 402 rotating speeds of adjusting institute's respective pump 403, to reach rapidly, to control accurately and adjust the purpose of curing agent addition.Described electronic flowmeter 404 is corrosion-resistant electronics flowmeter, is quick on the draw, accurate measurement, makes the mass flow errors of liquid feeding system be less than 0.5% accuracy class.
The utility model intelligence puddle mixer also has the function that automated intelligent is reported to the police and stopped, when any one data target such as sand temperature, amount of sand, liquid supply rate has anomaly, the sensor of corresponding site (temperature controller, encoder, electronic flowmeter, charge level controller etc.) feeds back signal to described programmable controller 102, described programmable controller 102 provides corresponding adjustment signal immediately, invalid as not adjusting or adjust, automatic stopping can be avoided unnecessary loss immediately.
Described induction system comprises roughing sand induction system 501, first liquid conveying system 502 and second liquid conveying system 503.Variable in the described roughing sand system for sand device 203 by roughing sand induction system 501 with stir the mulling device and link to each other; Electronic flowmeter 304 in described first liquid feed device links to each other with stirring mulling device by first liquid conveying system 502; Electronic flowmeter 404 in described second liquid feed device links to each other with stirring mulling device by second liquid conveying system 503.
Described stirring mulling device 60 is a tank diameter, and described tank diameter has a discharging opening 601.Mulling uniformity relative error has reached and has been not more than 2.5% precision in the described stirring mulling device 60.
The economic benefit of the intelligent puddle mixer of the utility model is particularly outstanding, and now producing 20000 tons of resin sand foundry goods per year with the medium-scale Foundry Works of China is example, and placer iron is than calculating by 4: 1, and year is used 80,000 tons of resin sands.Add up according to investigations, existing puddle mixer is about 3% because of the useless type rate that causes for sand, feed flow problem, 2400 tons of antiquated sand types of the annual generation of meter, and the resin additional proportion is pressed sand weight 1.2% and is calculated, and counts 2808 tons; Curing agent adds 0.6% calculating of pressing sand weight than row, counts 17.28 tons.Resin is pressed 1.2 ten thousand yuan of/ton calculating of present price, 34.56 ten thousand yuan of year waste resin expenses; Curing agent is pressed 0.7 ten thousand yuan of/ton calculating of present price, 12.096 ten thousand yuan of year waste curing agent expenses; The regeneration expense of sand is by 90 yuan of/ton calculating, 21.6 ten thousand yuan of year waste sand regeneration expenses, more than three add up to 68.256 ten thousand yuan of year wastes; Add the indirect loss of administrative expenses such as work, will lose about 850,000 yuan every year at least.As seen adopt present technique can reduce by 850,000 yuan waste in 1 year, economic benefit is particularly considerable.At present, China's year is produced about 2,000 ten thousand tons on resin sand foundry goods, if all adopt this technology, economic benefit is considerable, and the social benefit of saving energy, lowering energy consumption and reducing pollutants discharge is huge especially, more meets the requirement of the Scientific Outlook on Development.
The above only is preferred embodiment of the present utility model, and is in order to restriction the utility model, not all within spirit of the present utility model and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1. intelligent puddle mixer, it is characterized in that described intelligent puddle mixer comprises electric-control system (10), the liquid feeding system that links to each other with described electric-control system (10), the roughing sand system that links to each other with described electric-control system, the induction system that links to each other with the roughing sand system with described liquid feeding system and the stirring mulling device (60) that links to each other with described induction system; Described liquid feeding system comprises first liquid feed device and second liquid feed device; Encoder (204) that the variable that described roughing sand system comprises frequency converter (201), the motor (202) that links to each other with described frequency converter (201), link to each other with described motor (202) links to each other for sand device (203) for sand device (203), with described variable and the roughing sand feeding mechanism (205) that links to each other with described variable confession sand device (203), described frequency converter (201) all links to each other with described electric-control system with encoder (204); Described first liquid feed device comprises frequency converter (301), the motor (302) that links to each other with described frequency converter (301), the pump (303) that links to each other with described motor (302), the electronic flowmeter (304) that links to each other with described pump (303) and the resin liquid barrel (305) that links to each other with described pump (303), and described frequency converter (301) all links to each other with described electric-control system with electronic flowmeter (304); Described second liquid feed device comprises frequency converter (401), the motor (402) that links to each other with described frequency converter (401), the pump (403) that links to each other with described motor (402), the electronic flowmeter (404) that links to each other with described pump (403) and the curing agent liquid barrel (405) that links to each other with described pump (403), and described frequency converter (401) all links to each other with described electric-control system with electronic flowmeter (404).
2. intelligent puddle mixer according to claim 1 is characterized in that, described electric-control system comprises signal input apparatus (101) and the programmable controller (102) that links to each other with described signal input apparatus (101).
3. intelligent puddle mixer according to claim 2 is characterized in that, the frequency converter (201) in the described roughing sand system all links to each other with described programmable controller (102) with encoder (204); Frequency converter (301) in described first liquid feed device all links to each other with described programmable controller (102) with electronic flowmeter (304); Frequency converter (401) in described second liquid feed device all links to each other with described programmable controller (102) with electronic flowmeter (404).
4. intelligent puddle mixer according to claim 2 is characterized in that, described signal input apparatus (101) is a touch-screen.
5. intelligent puddle mixer according to claim 1 is characterized in that, described induction system comprises roughing sand induction system (501), first liquid conveying system (502) and second liquid conveying system (503).
6. intelligent puddle mixer according to claim 5 is characterized in that, the variable in the described roughing sand system for sand device (203) by roughing sand induction system (501) with stir the mulling device and link to each other; Electronic flowmeter (304) in described first liquid feed device links to each other with stirring mulling device by first liquid conveying system (502); Electronic flowmeter (404) in described second liquid feed device links to each other with stirring mulling device by second liquid conveying system (503).
7. intelligent puddle mixer according to claim 1 is characterized in that, described stirring mulling device (60) is a tank diameter, and described tank diameter has a discharging opening (601).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203074800U CN201470819U (en) | 2009-08-05 | 2009-08-05 | Intelligent sand mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203074800U CN201470819U (en) | 2009-08-05 | 2009-08-05 | Intelligent sand mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201470819U true CN201470819U (en) | 2010-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203074800U Expired - Fee Related CN201470819U (en) | 2009-08-05 | 2009-08-05 | Intelligent sand mixer |
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| CN (1) | CN201470819U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102000765A (en) * | 2010-11-22 | 2011-04-06 | 漯河市大华铸造机械有限责任公司 | Liquid material addition synchronous display system for resin sand continuous sand mill |
| CN102328019A (en) * | 2011-07-12 | 2012-01-25 | 中核苏阀横店机械有限公司 | Sand mulling monitoring alarm system |
| CN102886490A (en) * | 2012-07-26 | 2013-01-23 | 宁夏共享集团有限责任公司 | Automatic control equipment for molding sand solidification |
| CN103736913A (en) * | 2013-12-27 | 2014-04-23 | 柳州市江航工贸有限公司 | Sand mixer with timing control function |
| CN108167169A (en) * | 2018-03-05 | 2018-06-15 | 中芳特纤股份有限公司 | A kind of metering pump control system for accurately controlling flow |
| CN110193585A (en) * | 2019-04-25 | 2019-09-03 | 青岛双星智能铸造装备有限公司 | A kind of stepless adjustable control system of sand mixer mulling and its control method |
| CN114985676A (en) * | 2022-05-30 | 2022-09-02 | 重庆林洲机械制造有限公司 | Molding sand weight monitoring and liquid material correcting system and method for continuous sand mixer |
-
2009
- 2009-08-05 CN CN2009203074800U patent/CN201470819U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102000765A (en) * | 2010-11-22 | 2011-04-06 | 漯河市大华铸造机械有限责任公司 | Liquid material addition synchronous display system for resin sand continuous sand mill |
| CN102000765B (en) * | 2010-11-22 | 2012-07-11 | 漯河市大华铸造机械有限责任公司 | Liquid material addition synchronous display system for resin sand continuous sand mill |
| CN102328019A (en) * | 2011-07-12 | 2012-01-25 | 中核苏阀横店机械有限公司 | Sand mulling monitoring alarm system |
| CN102886490A (en) * | 2012-07-26 | 2013-01-23 | 宁夏共享集团有限责任公司 | Automatic control equipment for molding sand solidification |
| CN103736913A (en) * | 2013-12-27 | 2014-04-23 | 柳州市江航工贸有限公司 | Sand mixer with timing control function |
| CN108167169A (en) * | 2018-03-05 | 2018-06-15 | 中芳特纤股份有限公司 | A kind of metering pump control system for accurately controlling flow |
| CN110193585A (en) * | 2019-04-25 | 2019-09-03 | 青岛双星智能铸造装备有限公司 | A kind of stepless adjustable control system of sand mixer mulling and its control method |
| CN114985676A (en) * | 2022-05-30 | 2022-09-02 | 重庆林洲机械制造有限公司 | Molding sand weight monitoring and liquid material correcting system and method for continuous sand mixer |
| CN114985676B (en) * | 2022-05-30 | 2023-08-08 | 重庆林洲机械制造有限公司 | Molding sand weight monitoring and liquid material correcting system and method for continuous sand mixer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100519 Termination date: 20120805 |