CN101347818A - Continuous automatic pug mixer - Google Patents

Continuous automatic pug mixer Download PDF

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Publication number
CN101347818A
CN101347818A CNA2008101399526A CN200810139952A CN101347818A CN 101347818 A CN101347818 A CN 101347818A CN A2008101399526 A CNA2008101399526 A CN A2008101399526A CN 200810139952 A CN200810139952 A CN 200810139952A CN 101347818 A CN101347818 A CN 101347818A
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China
Prior art keywords
valve
resin
sand
cage
mulling
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CNA2008101399526A
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Chinese (zh)
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CN101347818B (en
Inventor
冯新林
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Ji'nan Lin Casting Technology Co Ltd
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Individual
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Publication of CN101347818B publication Critical patent/CN101347818B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention provides a continuous automatic sand mixing machine, comprising a sand mixing packing auger, a dry sand bin and an enclosed resin quantitative device; the material inlet of the sand mixing packing auger is connected with the lower mouth of the dry sand bin; the lower mouth of the dry sand bin is provided with a proportion control valve and a sand adding valve; the material outlet of the sand mixing packing auger is provided with a funnel; the shell of the sand mixing packing anger is provided with a resin feeding valve; the enclosed resin quantitative device is connected with the resin feeding valve on the sand mixing packing auger by a delivery pipe; the sand adding valve and the resin feeding valve are connected with the same electromagnetic control valve. The sand adding valve and the resin feeding valve are controlled by the same electromagnetic control valve, thus ensuring the synchronous adding of the dry sand and the resin and ensuring the normal proportion and the strength of sand core. The adopted enclosed resin quantitative device has an anti-oxidation function and can ensure that the resin flux is stable, the quantification is exact and the material inlet of the resin is not blocked.

Description

Continuous automatic pug mixer
Technical field
The present invention relates to the puddle mixer in the foundry production, belong to the puddle mixer technical field in the foundry machinery.
Background technology
In the whole technical process of Foundry Production, the production of core is an important link, and core not only will have enough intensity, size, profile clearly accurately, and good collapsibility will be arranged.Whole technical process equipment needed thereby has puddle mixer, core shooter and aerogenerator of triethylamine, and puddle mixer is by proportioning the resin and the sand of phenolic resins and two kinds of components of polyisocyanate fat to be mixed with core sand, and the core sand for preparing is added penetrating in the chamber of core shooter.The performance of these equipment is directly connected to the quality of production and the efficient of foundry goods.The subject matter that used puddle mixer exists in the Foundry Production is that resin is reinforced quantitatively unstable at present, and the resin discharging opening easily stops up, and sand core strength is difficult to guarantee.
Summary of the invention
The present invention is directed to the problem that the puddle mixer in the existing foundry production exists, the continuous automatic pug mixer that a kind of feeding quantity is stable, can guarantee the core sand quality is provided.
Continuous automatic pug mixer of the present invention adopts following technical solution:
This continuous automatic pug mixer comprises that mulling stirs cage, dry sand storehouse and closed resin quantitative device, the charging aperture that cage is stirred in mulling is connected with the end opening in dry sand storehouse, the end opening in dry sand storehouse is provided with proportional control valve and adds the sand valve, the discharging opening place that cage is stirred in mulling is provided with funnel, mulling is stirred on the housing of cage the resin feeding valve is installed, the resin feeding valve that closed resin quantitative device stirs on the cage by force pipe and mulling is connected, and adds the sand valve and is connected with same solenoid electric valve with the resin feeding valve.
Closed resin quantitative device comprises tank body, end socket, capsule and pressure regulator valve, capsule is installed in the tank body, its two ends are fitted in the two ends up and down of tank body, the end socket of upper end is provided with the charge pipe that is communicated with capsule, valve is installed on the charge pipe, the end socket of lower end is provided with the carrier pipe that is communicated with capsule, and tracheae is installed on the tank body, and pressure regulator valve is installed on the tracheae.
The resin feeding valve is made up of anti-blocking pin and cylinder, and anti-blocking pin is connected on the cylinder.Anti-blocking pin inserts mulling and stirs in the resin feeding mouth on the cage housing, inserts under the driving of cylinder and extracts; Block the resin feeding mouth during insertion, simultaneously the resin in the resin feeding mouth is disclosed, prevent that resin from boning in charging aperture, stop up charging aperture; Resin enters mulling by charging aperture and stirs in the cage when extracting.
Above-mentioned closed resin quantitative device is an anti-oxidation system with air insulated, can guarantee the viscosity stabilization of resin effectively, and pressure line is unobstructed, makes flow and pressure proportional stable, thereby has guaranteed the stable of resin addition effectively.
Of the present inventionly add the sand valve and the resin feeding valve is controlled by same solenoid electric valve, guaranteed the synchronous adding of dry sand and resin, guaranteed normal proportioning and sand core strength.The closed resin quantitative device that adopts has anti-oxidation function, can guarantee the resin stability of flow, and quantitatively accurate and resin feeding mouth can not stop up.
Description of drawings
Fig. 1 is the structural representation of continuous automatic pug mixer of the present invention.
Fig. 2 is the structural representation of closed resin quantitative device among the present invention.
Fig. 3 is the structural representation of resin feeding valve among the present invention.
Wherein: 1, cage is stirred in mulling, and 2, the resinogen barrelling, 3, closed resin quantitative device, 4, force pipe, 5, funnel, 6, the pneumatic sand valve that adds, 7, proportional control valve, 8, dry sand storehouse, 9, the resin feeding valve, 10, carrier pipe, 11, ball valve, 12, end socket, 13, capsule, 14, tank body, 15, tracheae, 16, pressure regulator valve, 17, charge pipe, 18, cylinder, 19, anti-blocking pin.
The specific embodiment
As shown in Figure 1, continuous automatic pug mixer of the present invention comprises that mulling stirs cage 1, dry sand storehouse 8 and closed resin quantitative device 3, mulling is stirred cage 1 and is adopted existing structure, its charging aperture is connected with the end opening in dry sand storehouse 8 by flexible cloth bag, and the end opening in dry sand storehouse 8 is equipped with pneumatic sand valve 6 and the proportional control valve 7 of adding.Pneumatic add sand valve 6 be used for control in cage 1 is stirred in mulling, add sand, the openings of sizes when proportional control valve 7 is used to control knockout, control sand flow.The discharging opening place that cage 1 is stirred in mulling is provided with funnel 5.The housing that cage 1 is stirred in mulling is provided with resin feeding valve 9.The resin feeding valve 9 that closed resin quantitative device 3 stirs on the cage 1 by force pipe 4 and mulling is connected.The power that the stirring motor of cage 1 is stirred in mulling among the present invention is the twice of existing same model puddle mixer, to eliminate sand mixing ratio error end to end.
As shown in Figure 2, closed resin quantitative device 3 mainly comprises tank body 14, end socket 12, capsule 13 and pressure regulator valve 16, capsule 13 is installed in the tank body 14, its two ends are fitted in the two ends up and down of tank body 14 by end socket 12, the end socket of upper end is provided with the charge pipe 17 that is communicated with capsule 13, and the end socket of lower end is provided with the carrier pipe 10 that is communicated with capsule 13.Ball valve 11 is installed on the charge pipe 17, and is connected with resinogen barrelling 2 by ball valve 11, the resin feeding valve 9 that carrier pipe 10 stirs on the cage 1 by force pipe 4 and mulling is connected.The tracheae 15 that feeds in it is installed on tank body 14, pressure regulator valve 16 is installed on the tracheae 15.As shown in Figure 3, resin feeding valve of the present invention is made up of anti-blocking pin 19 and cylinder 18, and anti-blocking pin 19 is connected on the piston of cylinder 18, and by the keying of the anti-blocking pin 19 of cylinder 18 drivings, cylinder 18 adopts slim cylinder.Anti-blocking pin 19 inserts mullings and stirs in the resin feeding mouth on the cage housing, inserts under the driving of cylinder 18 and extracts; Block the resin feeding mouth during insertion, simultaneously the resin in the resin feeding mouth is disclosed, prevent that resin from boning in charging aperture, stop up charging aperture; Resin enters mulling by charging aperture and stirs in the cage 1 when extracting.Open ball valve 11, the resin in the resinogen barrelling 2 is entered in the capsule 13, close ball valve 11 after filling.Gases at high pressure by pressure regulator valve 16 set pressures enter extruding capsule 13 in the tank body 14 by tracheae 15, and cylinder 18 drives anti-blocking pin 19 and opens, and the resin in the capsule 13 will quantitatively enter mulling and stir in the cage 1 under the pressure-sustaining gas extruding.Regulate by the height of selecting mulling to stir the size in the resin feeding hole on the cage housing and air pressure and to enter mulling and stir the cage amount of resin.
Closed resin quantitative device 3 of the present invention is the anti-oxidation systems with air insulated, can guarantee the viscosity stabilization of resin effectively, and pressure line is unobstructed, makes flow and pressure proportional stable, thereby has guaranteed the stable of resin addition effectively.
Dry sand and resin should add in the stirring-cage type puddle mixer 1 synchronously could guarantee its normal proportioning, therefore the pneumatic sand valve 6 that adds is connected with same solenoid electric valve (employing electromagnetic gas valve) with the cylinder 18 of resin feeding valve 9 among the present invention, is controlled to guarantee the synchronous adding of dry sand and resin by same electromagnetic gas valve.
Dry sand in the dry sand storehouse 8 enters mulling and stirs in the cage 1 under the pneumatic control that adds sand valve 6.Two kinds of resins enter mulling by separately resinogen barrelling 2 through closed resin quantitative device 3 and stir in the cage 1, after dry sand and two kinds of resins mix in cage 1 is stirred in mulling, enter core shooter by funnel 5.

Claims (3)

1. continuous automatic pug mixer, comprise that mulling stirs cage, dry sand storehouse and closed resin quantitative device, the charging aperture that cage is stirred in mulling is connected with the end opening in dry sand storehouse, the end opening in dry sand storehouse is provided with proportional control valve and adds the sand valve, the discharging opening place that cage is stirred in mulling is provided with funnel, it is characterized in that: mulling is stirred on the housing of cage the resin feeding valve is installed, the resin feeding valve that closed resin quantitative device stirs on the cage by force pipe and mulling is connected, and adds the sand valve and is connected with same solenoid electric valve with the resin feeding valve.
2. continuous automatic pug mixer according to claim 1, it is characterized in that: described closed resin quantitative device comprises tank body, end socket, capsule and pressure regulator valve, capsule is installed in the tank body, its two ends are fitted in the two ends up and down of tank body, the end socket of upper end is provided with the charge pipe that is communicated with capsule, and valve is installed on the charge pipe, and the end socket of lower end is provided with the carrier pipe that is communicated with capsule, tracheae is installed on the tank body, pressure regulator valve is installed on the tracheae.
3. continuous automatic pug mixer according to claim 1 is characterized in that: described resin feeding valve is made up of anti-blocking pin and cylinder, and anti-blocking pin is connected on the cylinder.
CN2008101399526A 2008-09-11 2008-09-11 Continuous automatic pug mixer Expired - Fee Related CN101347818B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2008101399526A CN101347818B (en) 2008-09-11 2008-09-11 Continuous automatic pug mixer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2008101399526A CN101347818B (en) 2008-09-11 2008-09-11 Continuous automatic pug mixer

Publications (2)

Publication Number Publication Date
CN101347818A true CN101347818A (en) 2009-01-21
CN101347818B CN101347818B (en) 2010-06-09

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102397984A (en) * 2011-11-28 2012-04-04 芜湖火龙铸造有限公司 Automatic feeding forming device
CN102950241A (en) * 2011-08-24 2013-03-06 郭星亮 Continuous clay-sand sand mixer
CN104368749A (en) * 2014-12-08 2015-02-25 广西玉柴机器股份有限公司 Hardening-resistant sand mixing system
CN104801663A (en) * 2015-03-25 2015-07-29 池州市华兴天骑精密机械铸造有限公司 Sand turning device for casting
CN105499485A (en) * 2015-12-18 2016-04-20 共享铸钢有限公司 Constant-temperature and thermal-insulation sand mixer
CN114857589A (en) * 2022-04-19 2022-08-05 宿州永创新型环保建材有限公司 Incinerator slag classification and recovery equipment

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4304493A (en) * 1980-02-12 1981-12-08 Frankie Donald M Sand mixer
CN2036460U (en) * 1988-07-27 1989-04-26 湖北省荆门市铸造机械厂 Pneumatic charging quantitave mechanism for muller
CN2098359U (en) * 1991-09-04 1992-03-11 天津市建筑科学研究所 Metering pump for powdered additive
CN201267861Y (en) * 2008-09-11 2009-07-08 冯新林 Continuous automatic pug mixer

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102950241A (en) * 2011-08-24 2013-03-06 郭星亮 Continuous clay-sand sand mixer
CN102397984A (en) * 2011-11-28 2012-04-04 芜湖火龙铸造有限公司 Automatic feeding forming device
CN104368749A (en) * 2014-12-08 2015-02-25 广西玉柴机器股份有限公司 Hardening-resistant sand mixing system
CN104801663A (en) * 2015-03-25 2015-07-29 池州市华兴天骑精密机械铸造有限公司 Sand turning device for casting
CN105499485A (en) * 2015-12-18 2016-04-20 共享铸钢有限公司 Constant-temperature and thermal-insulation sand mixer
CN105499485B (en) * 2015-12-18 2017-10-31 共享铸钢有限公司 Constant temperature is incubated puddle mixer
CN114857589A (en) * 2022-04-19 2022-08-05 宿州永创新型环保建材有限公司 Incinerator slag classification and recovery equipment

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Publication number Publication date
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Owner name: JINAN LINQING FOUNDRY TECHNIQUE CO., LTD.

Free format text: FORMER OWNER: FENG XINLIN

Effective date: 20111028

C41 Transfer of patent application or patent right or utility model
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Effective date of registration: 20111028

Address after: Wangsheren town Licheng District 250101 Shandong city of Ji'nan province (East LAI) Zhangmatun District No. 4 Building 3 unit 401 room

Patentee after: Ji'nan Lin Casting Technology Co., Ltd.

Address before: 804, room 1, unit 5, Qilu century garden, No. 80-1, Licheng District, Shandong, Ji'nan, Huayuan Road 250100

Patentee before: Feng Xinlin

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100609

Termination date: 20140911

EXPY Termination of patent right or utility model