CN204413074U - A kind of quantitative Jia Sha mechanism of core shooter - Google Patents
A kind of quantitative Jia Sha mechanism of core shooter Download PDFInfo
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- CN204413074U CN204413074U CN201420803848.3U CN201420803848U CN204413074U CN 204413074 U CN204413074 U CN 204413074U CN 201420803848 U CN201420803848 U CN 201420803848U CN 204413074 U CN204413074 U CN 204413074U
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Abstract
The utility model discloses a kind of quantitative Jia Sha mechanism of core shooter, core shooter has lower bearing bracket and is positioned at the upper spider above lower bearing bracket, lower bearing bracket is provided with movably penetrates head unit, quantitative Jia Sha mechanism comprises sand storage bin, first adds sand valve and vibration motor, sand storage bin is installed on upper spider, first adds the sand export that sand valve is arranged at sand storage bin, vibration motor is installed on the outer wall of sand storage bin, first to add sand valve be adjustable valve, quantitative Jia Sha mechanism also comprises measure hopper, measure hopper is connected on upper spider through loading component, the sand inlet of measure hopper adds the sand export of sand valve connection sand storage bin through first, the sand export of measure hopper is provided with second and adds sand valve, penetrating head unit is positioned at when adding sand position, penetrate head unit and add through second the sand export that sand valve is connected to measure hopper, add the impact that sand process is not subject to the shape of molding sand accumulation and the factor of valve closing process.
Description
Technical field
The utility model relates to a kind of quantitative Jia Sha mechanism of core shooter.
Background technology
In core making machine production process, for complex class core, it is very harsh that requirement equipment penetrates emery stick part, equipment is penetrated the basic demand of sand operating mode and is consistent, impact is penetrated sand operating mode factor and is mainly contained shooting pressure and penetrate the storage sand situation in head, in core shooter work, equipment shooting pressure fluctuates substantially less aborning, therefore requires equipment to penetrate in head to store up sand amount to keep basically identical in process of production.
In existing core making machine, equipment sand storage bin is to penetrating in the quantitative Jia Sha mechanism of head, main employing ultrasonic wave or laser ranging switch, detecting devices is penetrated in head and is stored up sand height, and when switch detection penetrates head storage sand height lower than setting height, the common butterfly valve of sand storage bin or gate valve are opened, start to add sand to penetrating head, when adding sand height and arriving setting height, on sand storage bin, common butterfly valve or gate valve are closed, and stop adding sand to penetrating in head.
In existing core making machine, adopt switch detection to penetrate in head and add in sand height technology, major defect has:
1. sand storage bin adds in sand to penetrating head, molding sand is piled up shape and is not had rule penetrating in head, the position of ultrasonic wave or the detection of laser ranging switch can accurately not reacted and be penetrated sand wash height actual in head, causes search switch under same position, penetrates in head and store up sand amount difference.
2., after range finding switch detects position, on sand storage bin, common gate valve or butterfly valve are closed, in closing process, sand storage bin has added again a part of molding sand to penetrating head, because sand storage bin storing up sand amount, the factors such as butterfly valve or gate valve shut-in time, cause this part molding sand weight inconsistent.
Therefore, adopt ultrasonic wave or laser ranging switch to add in sand technology to penetrating head, it is not very accurate for quantitatively adding sand.
Summary of the invention
Goal of the invention of the present utility model is to provide a kind of quantitative Jia Sha mechanism of core shooter, object be improve core shooter add sand precision, reduce coremaking percent defective.
To achieve the above object of the invention, the technical solution adopted in the utility model is: a kind of quantitative Jia Sha mechanism of core shooter, described core shooter has lower bearing bracket and is positioned at the upper spider above described lower bearing bracket, described lower bearing bracket is provided with movably penetrates head unit, described quantitative Jia Sha mechanism comprises sand storage bin and first and adds sand valve, described sand storage bin is installed on described upper spider, described first adds the sand export that sand valve is arranged at described sand storage bin, described first to add sand valve be adjustable valve, described quantitative Jia Sha mechanism also comprises measure hopper, described measure hopper is connected on described upper spider through loading component, the sand inlet of described measure hopper adds through described first the sand export that sand valve connects described sand storage bin, the sand export of described measure hopper is provided with second and adds sand valve, described head unit of penetrating is positioned at when adding sand position, described head unit of penetrating adds through described second the sand export that sand valve is connected to described measure hopper.
The weight of setting whether is reached according to the molding sand in measure hopper, determine whether that stopping adds sand, according to the weight of the molding sand in the measure hopper that loading component claims, continuous adjustment first adds the aperture size of the valve port of sand valve, thus guarantees that the process that the first valve port adding sand valve is closed can not have an impact to the total amount adding sand.
In technique scheme, described first to add sand valve be Pneumatic valve, described loading component is electronic scale or the weight sensor of weighing, described quantitative Jia Sha mechanism also comprises automaton, described automaton comprises controller and gas control valve actuator, described loading component connects the input of described controller, and described Pneumatic valve is connected to the output of described controller by described Pneumatic valve driver.
In technique scheme, described first to add sand valve be magnetic valve, described loading component is electronic scale or the weight sensor of weighing, described quantitative Jia Sha mechanism also comprises automaton, described automaton comprises controller and electromagnetic valve driver, described loading component connects the input of described controller, and described magnetic valve is connected to the output of described controller by described electromagnetic valve driver.
Because technique scheme is used, the utility model compared with prior art has following advantages:
(1) measure hopper is adopted to weigh quantitatively to entering the molding sand penetrating head unit, not by the impact of molding sand in the shape of piling up;
(2) by the latus rectum size adding sand weight and first and add the valve port of sand valve is formed the feedback information be associated, progressively close first and add sand valve adding the sand later stage, thus make to add the impact of sand weight reduction because of the factor of valve closing process.
Accompanying drawing explanation
The schematic diagram of Fig. 1 quantitative Jia Sha mechanism of core shooter disclosed in the utility model.
Wherein, 11, lower bearing bracket; 12, upper spider; 2, head unit is penetrated; 31, sand storage bin; 32, first adds sand valve; 33, vibration motor; 34, measure hopper; 35, loading component; 36, second adds sand valve.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment one
See Fig. 1, as shown in legend wherein, a kind of quantitative Jia Sha mechanism of core shooter, the upper spider 12 that described core shooter has lower bearing bracket 11 and is positioned at above lower bearing bracket 11, lower bearing bracket 11 is provided with movably penetrates head unit 2, above-mentioned quantitative Jia Sha mechanism comprises sand storage bin 31, first adds sand valve 32 and vibration motor 33, sand storage bin 31 is installed on upper spider 12, first adds the sand export that sand valve 32 is arranged at sand storage bin 31, vibration motor 33 is installed on the outer wall of sand storage bin 31, first adds sand valve 32 for adjustable valve, above-mentioned quantitative Jia Sha mechanism also comprises measure hopper 34, measure hopper 34 is connected on upper spider 12 through loading component 35, the sand inlet of measure hopper 34 adds through first the sand export that sand valve 32 connects sand storage bin 31, the sand export of measure hopper 34 is provided with second and adds sand valve 36, penetrating head unit 2 is positioned at when adding sand position, penetrate head unit 2 and add through second the sand export that sand valve 36 is connected to measure hopper 34.
First adds sand valve 32 for Pneumatic valve, loading component 35 is electronic scale of weighing, above-mentioned quantitative Jia Sha mechanism also comprises automaton, this automaton comprises controller and gas control valve actuator, above-mentioned electronic scale of weighing connects the input of above-mentioned controller, and above-mentioned Pneumatic valve is connected to the output of above-mentioned controller by described Pneumatic valve driver.
Wherein loading component 35 can feed back signal to first and adds sand valve 32, and adjustment first adds sand valve 32 and opens latus rectum, and second adds sand valve 36 for common Pneumatic valve.
That introduces a kind of core shooter below quantitatively adds sand method, and adopt quantitative Jia Sha mechanism as above, the molding sand in measure hopper 34 has a setting weight W, and the first valve port adding sand valve 32 has a maximum diameter DN, and the above-mentioned sand method that quantitatively adds comprises the steps:
(1) close second and add sand valve 36, open the vibration motor 33 of sand storage bin 31, open first by above-mentioned controller and gas control valve actuator and add sand valve 32, first is regulated to add the valve port of sand valve 32 to maximum lower sand latus rectum DN, molding sand is added in measure hopper 34, above-mentioned loading component weighs the weight of the molding sand in measure hopper 34 in real time, and weighing results is transferred to above-mentioned controller;
(2) when the weight of the molding sand in the measure hopper 34 that loading component 35 claims reaches 1/2M, first is regulated to add the valve port of sand valve 32 to 4/5DN by above-mentioned controller and gas control valve actuator;
(3) when the weight of the molding sand in the measure hopper 34 that loading component 35 claims reaches 2/3M, first is regulated to add the valve port of sand valve 32 to 2/3DN by above-mentioned controller and gas control valve actuator;
(4) when the weight of the molding sand in the measure hopper 34 that loading component 35 claims reaches 3/4M, first is regulated to add the valve port of sand valve 32 to 1/3DN by above-mentioned controller and gas control valve actuator;
(5) when the weight of the molding sand in the measure hopper 34 that loading component 35 claims reaches setting weight M, close first by above-mentioned controller and gas control valve actuator and add sand valve 32, the vibration motor 33 of sand storage bin 31 quits work;
(6) opening second and add sand valve 36, adding molding sand to penetrating in head unit 2.
Embodiment two
All the other are identical with described embodiment one, difference is, above-mentioned first to add sand valve be magnetic valve, above-mentioned loading component is weight sensor, above-mentioned automaton comprises controller, first electromagnetic valve driver, second electromagnetic driver and motor driver, above-mentioned weight sensor connects the input of above-mentioned controller, above-mentioned first adds sand valve is connected to above-mentioned controller output by above-mentioned first electromagnetic valve driver, above-mentioned second adds sand valve is connected to above-mentioned controller output by above-mentioned second electromagnetic valve driver, above-mentioned vibration motor is connected to the output of above-mentioned controller by above-mentioned motor driver.
That introduces a kind of core shooter below quantitatively adds sand method, and adopt quantitatively Jia Sha mechanism as above, the above-mentioned sand method that quantitatively adds comprises the steps:
(1) close above-mentioned second respectively by above-mentioned controller, motor driver, the first electromagnetic valve driver and the second electromagnetic valve driver and add sand valve, open above-mentioned vibration motor and above-mentioned first and add sand valve, first is regulated to add sand valve to maximum diameter DN, in above-mentioned measure hopper, add molding sand, above-mentioned weight sensor weighs the weight of the molding sand in above-mentioned measure hopper in real time and result is transferred to above-mentioned controller;
(2) when the weight of the molding sand in the measure hopper that above-mentioned loading component claims reaches 13/24M, first is regulated to add the valve port of sand valve to 23/30DN by above-mentioned controller and the first electromagnetic valve driver;
(3) when the weight of the molding sand in the measure hopper that above-mentioned loading component claims reaches 25/36M, first is regulated to add the valve port of sand valve to 5/9DN by above-mentioned controller and the first electromagnetic valve driver;
(4) when the weight of the molding sand in the measure hopper that above-mentioned loading component claims reaches 28/36M, first is regulated to add the valve port of sand valve to 5/18DN by above-mentioned controller and the first electromagnetic valve driver;
(5) when the weight of the molding sand in the measure hopper that above-mentioned loading component claims reaches setting weight M, close by above-mentioned controller and the first electromagnetic valve driver and motor driver the vibration motor that above-mentioned first adds sand valve and above-mentioned sand storage bin respectively;
(6) opening second by above-mentioned controller and the second electromagnetic valve driver and add sand valve, adding molding sand to penetrating in head unit.
Embodiment three
All the other are identical with described embodiment one, and difference is, the above-mentioned sand method that quantitatively adds comprises the steps:
(1) close above-mentioned second and add sand valve, open the vibration motor of above-mentioned sand storage bin, open above-mentioned first by above-mentioned controller and gas control valve actuator and add sand valve, above-mentioned first is regulated to add the valve port of sand valve to maximum lower sand latus rectum DN, molding sand is added in above-mentioned measure hopper, above-mentioned loading component weighs the weight of the molding sand in measure hopper in real time, and weighing results is transferred to above-mentioned controller;
(2) when the weight of the molding sand in the above-mentioned measure hopper that above-mentioned loading component claims reaches 15/24M, above-mentioned first is regulated to add the valve port of sand valve to 21/30DN by above-mentioned controller and gas control valve actuator;
(3) when the weight of the molding sand in the above-mentioned measure hopper that above-mentioned loading component claims reaches 27/36M, above-mentioned first is regulated to add the valve port of sand valve to 4/9DN by above-mentioned controller and gas control valve actuator;
(4) when the weight of the molding sand in the above-mentioned measure hopper that above-mentioned loading component claims reaches 29/36M, above-mentioned first is regulated to add the valve port of sand valve to 4/18DN by above-mentioned controller and gas control valve actuator;
(5) when the weight of the molding sand in the above-mentioned measure hopper that above-mentioned loading component claims reaches setting weight M, close above-mentioned first by above-mentioned controller and gas control valve actuator and add sand valve, the vibration motor of above-mentioned sand storage bin quits work;
(6) open above-mentioned second and add sand valve, add molding sand to above-mentioned penetrating in head unit.
Claims (3)
1. the quantitative Jia Sha mechanism of a core shooter, described core shooter has lower bearing bracket and is positioned at the upper spider above described lower bearing bracket, described lower bearing bracket is provided with movably penetrates head unit, described quantitative Jia Sha mechanism comprises sand storage bin and first and adds sand valve, described sand storage bin is installed on described upper spider, described first adds the sand export that sand valve is arranged at described sand storage bin, it is characterized in that, described first to add sand valve be adjustable valve, described quantitative Jia Sha mechanism also comprises measure hopper, described measure hopper is connected on described upper spider through loading component, the sand inlet of described measure hopper adds through described first the sand export that sand valve connects described sand storage bin, the sand export of described measure hopper is provided with second and adds sand valve, described head unit of penetrating is positioned at when adding sand position, described head unit of penetrating adds through described second the sand export that sand valve is connected to described measure hopper.
2. quantitative Jia Sha mechanism according to claim 1, it is characterized in that, described first to add sand valve be Pneumatic valve, described loading component is electronic scale or the weight sensor of weighing, described quantitative Jia Sha mechanism also comprises automaton, described automaton comprises controller and gas control valve actuator, and described loading component connects the input of described controller, and described Pneumatic valve is connected to the output of described controller by described Pneumatic valve driver.
3. quantitative Jia Sha mechanism according to claim 1, it is characterized in that, described first to add sand valve be magnetic valve, described loading component is electronic scale or the weight sensor of weighing, described quantitative Jia Sha mechanism also comprises automaton, described automaton comprises controller and electromagnetic valve driver, and described loading component connects the input of described controller, and described magnetic valve is connected to the output of described controller by described electromagnetic valve driver.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420803848.3U CN204413074U (en) | 2014-12-18 | 2014-12-18 | A kind of quantitative Jia Sha mechanism of core shooter |
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| CN201420803848.3U CN204413074U (en) | 2014-12-18 | 2014-12-18 | A kind of quantitative Jia Sha mechanism of core shooter |
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| CN204413074U true CN204413074U (en) | 2015-06-24 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104399906A (en) * | 2014-12-18 | 2015-03-11 | 苏州明志科技有限公司 | Quantitative sand adding mechanism and quantitative sand adding method of core shooter |
| CN105903913A (en) * | 2016-07-09 | 2016-08-31 | 佛山市恒学科技服务有限公司 | Sand injecting device of core shooting machine |
-
2014
- 2014-12-18 CN CN201420803848.3U patent/CN204413074U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104399906A (en) * | 2014-12-18 | 2015-03-11 | 苏州明志科技有限公司 | Quantitative sand adding mechanism and quantitative sand adding method of core shooter |
| CN105903913A (en) * | 2016-07-09 | 2016-08-31 | 佛山市恒学科技服务有限公司 | Sand injecting device of core shooting machine |
| CN105903913B (en) * | 2016-07-09 | 2018-03-06 | 佛山市恒学科技服务有限公司 | A kind of note sand device of core shooter |
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| C14 | Grant of patent or utility model | ||
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Address after: 215217, No. 1, No. 2 highway, Tongli Town, Wujiang District, Jiangsu, Suzhou Patentee after: Suzhou Mingzhi Technology Co., Ltd Address before: 215217, No. 1, No. 2 highway, Tongli Town, Wujiang District, Jiangsu, Suzhou Patentee before: SUZHOU MINGZHI TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |