CN201267861Y - Continuous automatic pug mixer - Google Patents
Continuous automatic pug mixer Download PDFInfo
- Publication number
- CN201267861Y CN201267861Y CNU2008200277620U CN200820027762U CN201267861Y CN 201267861 Y CN201267861 Y CN 201267861Y CN U2008200277620 U CNU2008200277620 U CN U2008200277620U CN 200820027762 U CN200820027762 U CN 200820027762U CN 201267861 Y CN201267861 Y CN 201267861Y
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- China
- Prior art keywords
- resin
- sand
- valve
- cage
- mulling
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The utility model provides an automatic continuous sand mixer which comprises a sand mixing auger, a dry sand bin and a closed resin quantifying device; a feed port of the sand mixing auger is connected with a lower opening of the dry sand bin; the lower opening of the dry sand bin is provided with a proportional control valve and a sand feed valve; a funnel is arranged at the discharge port of the sand mixing auger; the shell body of the sand mixing auger is provided with a resin feed valve; the closed resin quantifying device is connected with the resin feed valve on the sand mixing auger through a pressure feeding pipe; and the sand feed valve and the resin feed valve are connected with the same electromagnetic control valve. As the sand feed valve and the resin feed valve are controlled by the same electromagnetic control valve, the continuous automatic sand mixer ensures the synchronous feeding of dry sand and resin and also ensures the normal proportion and the strength of the sand core. The closed resin quantifying device has the function of resisting oxidation and can ensure stable flow and accurate quantity of the resin, so that a resin feed port can not be jammed.
Description
Technical field
The utility model relates to the puddle mixer in the foundry production, belongs 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 utility model provides the continuous automatic pug mixer that a kind of feeding quantity is stable, can guarantee the core sand quality at the problem that the puddle mixer in the existing foundry production exists.
Continuous automatic pug mixer of the present utility model 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 utility modelly 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 the utility model continuous automatic pug mixer.
Fig. 2 is the structural representation of closed resin quantitative device in the utility model.
Fig. 3 is the structural representation of resin feeding valve in the utility model.
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 utility model 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 in the utility model 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 utility model 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 utility model 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 in the utility model, 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200277620U CN201267861Y (en) | 2008-09-11 | 2008-09-11 | Continuous automatic pug mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200277620U CN201267861Y (en) | 2008-09-11 | 2008-09-11 | Continuous automatic pug mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201267861Y true CN201267861Y (en) | 2009-07-08 |
Family
ID=40840439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200277620U Expired - Fee Related CN201267861Y (en) | 2008-09-11 | 2008-09-11 | Continuous automatic pug mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201267861Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101347818B (en) * | 2008-09-11 | 2010-06-09 | 冯新林 | Continuous automatic pug mixer |
| CN102896276A (en) * | 2012-09-27 | 2013-01-30 | 漯河市汇达铸造机械有限公司 | Continuous sand mill for clay sand |
| CN103143688A (en) * | 2013-03-29 | 2013-06-12 | 铜陵正前机械装备制造有限公司 | Automatic sand mixing device |
| WO2013140001A1 (en) * | 2012-03-23 | 2013-09-26 | Loramendi, S. Coop. | Anti-drip valve for sand mixer |
| CN112170778A (en) * | 2020-09-26 | 2021-01-05 | 共享智能铸造产业创新中心有限公司 | Sand mixer and 3D printer |
-
2008
- 2008-09-11 CN CNU2008200277620U patent/CN201267861Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101347818B (en) * | 2008-09-11 | 2010-06-09 | 冯新林 | Continuous automatic pug mixer |
| WO2013140001A1 (en) * | 2012-03-23 | 2013-09-26 | Loramendi, S. Coop. | Anti-drip valve for sand mixer |
| CN102896276A (en) * | 2012-09-27 | 2013-01-30 | 漯河市汇达铸造机械有限公司 | Continuous sand mill for clay sand |
| CN103143688A (en) * | 2013-03-29 | 2013-06-12 | 铜陵正前机械装备制造有限公司 | Automatic sand mixing device |
| CN112170778A (en) * | 2020-09-26 | 2021-01-05 | 共享智能铸造产业创新中心有限公司 | Sand mixer and 3D printer |
| CN112170778B (en) * | 2020-09-26 | 2022-05-24 | 共享智能装备有限公司 | Sand mixer and 3D printer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Feng Xinlin Document name: Notification of Termination of Patent Right |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090708 Termination date: 20100911 |