CN114160287B - 一种混合砂生产系统及其细度模数的控制方法 - Google Patents

一种混合砂生产系统及其细度模数的控制方法 Download PDF

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CN114160287B
CN114160287B CN202110425626.7A CN202110425626A CN114160287B CN 114160287 B CN114160287 B CN 114160287B CN 202110425626 A CN202110425626 A CN 202110425626A CN 114160287 B CN114160287 B CN 114160287B
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CN114160287A (zh
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王军
邓飞
张覃
宋少民
严章国
张昌晶
覃信海
杨胜军
程杰
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GUIZHOU ACADEMY OF SCIENCES
University of Science and Technology Beijing USTB
Sinohydro Bureau 9 Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C21/00Disintegrating plant with or without drying of the material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/10Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/14Separating or sorting of material, associated with crushing or disintegrating with more than one separator
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C25/00Control arrangements specially adapted for crushing or disintegrating
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B14/00Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B14/02Granular materials, e.g. microballoons
    • C04B14/04Silica-rich materials; Silicates
    • C04B14/06Quartz; Sand
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B20/00Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
    • C04B20/02Treatment
    • C04B20/026Comminuting, e.g. by grinding or breaking; Defibrillating fibres other than asbestos

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  • Food Science & Technology (AREA)
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Abstract

本发明提供的一种混合砂生产系统及其细度模数的控制方法;包括半成品料仓、中细碎给料机、超细碎给料机、立磨给给料机;所述中细碎给料机、超细碎给料机、立磨给给料机为中细碎破碎机、超细碎破碎机、立磨给破碎机给料,中细碎破碎机、超细碎破碎机、立磨给破碎机与筛网连接,筛网下方通过进料仓胶带机将成品输送到料仓;所述进料仓胶带机还安装有皮带秤,皮带秤与质量检测仪连接,质量检测仪将进料仓胶带机上物料的重量传输到PLC,PLC分别与变频器和上位机连接,变频器分别与中细碎给料机、超细碎给料机、立磨给给料连接本发明通过检测仪对进仓的物料进行采集对比,防止成品料仓中的物料粒度比例不合格。

Description

一种混合砂生产系统及其细度模数的控制方法
技术领域
本发明涉及一种混合砂生产系统及其细度模数的控制方法。
背景技术
前半干式人工砂细度模数的自动化控制技术,用进仓的四个不同砂的胶带机进行砂的参合比例,进行生产配置的。然后各破碎机在生产过程中由于初始物料的硬度不同,所以最终通过胶带机出的物料粒度比例也有差异,若不及时控制将导致混合后的成品物料粒度比不同,会影响后期使用产品物料制作的产品的质量。
发明内容
为解决上述技术问题,本发明提供了一种混合砂生产系统及其细度模数的控制方法。
本发明通过以下技术方案得以实现。
本发明提供的一种混合砂生产系统及其细度模数的控制方法;包括半成品料仓、中细碎给料机、超细碎给料机、立磨给料机;
所述半成品料仓通过半成品料仓胶带机与筛网连接,筛网下方通过进料仓胶带机将成品输送到料仓;
所述中细碎给料机、超细碎给料机、立磨给料机通过胶带机分别与中细碎破碎机、超细碎破碎机、立磨机连接,中细碎破碎机、超细碎破碎机、立磨机与筛网连接,筛网下方通过进料仓胶带机将成品输送到料仓;
所述进料仓胶带机还安装有皮带秤,皮带秤与质量检测仪连接,质量检测仪将进料仓胶带机上物料的重量传输到PLC,PLC分别与变频器和上位机连接,变频器分别与中细碎给料机、超细碎给料机、立磨给给料连接。
所述PLC内设所生产的物料的细度模数。
1)对进料仓胶带机上的物料进行取样;
2)将取样的物料进行烘干后搅拌;
3)将物料根据其颗粒尺寸大小分为n个种类;
4)根据将各种类物料进行筛分后称重;
5)计算每个种类的质量百分率后确定其细度模数。
所述细度模数的计算步骤为:
设n个物料从颗粒尺寸大到小的质量别为N1、N2、N3、…、Nn,其总质量为N;
其质量百分比分别为
Figure GDA0004053574390000021
计算每个种类的累积后的筛分百分率A:
Figure GDA0004053574390000022
Figure GDA0004053574390000031
计算细度模数M:
M=[(A2+A3+A4+A5+A6)-5*A1]/100-A1。
本发明的有益效果在于:通过检测仪对进仓的物料进行采集对比,防止成品料仓中的物料粒度比例不合格。
附图说明
图1是本发明的结构示意图;
图2是本发明的实施例实验筛分和分级称重表;
具体实施方式
下面进一步描述本发明的技术方案,但要求保护的范围并不局限于所述。
一种混合砂生产系统及其细度模数的控制方法;包括半成品料仓、中细碎给料机、超细碎给料机、立磨给料机;
所述半成品料仓通过半成品料仓胶带机与筛网连接,筛网下方通过进料仓胶带机将成品输送到料仓;
所述中细碎给料机、超细碎给料机、立磨给料机通过胶带机分别与中细碎破碎机、超细碎破碎机、立磨机连接,中细碎破碎机、超细碎破碎机、立磨机与筛网连接,筛网下方通过进料仓胶带机将成品输送到料仓;
所述进料仓胶带机还安装有皮带秤,皮带秤与质量检测仪连接,质量检测仪将进料仓胶带机上物料的重量传输到PLC,PLC分别与变频器和上位机连接,变频器分别与中细碎给料机、超细碎给料机、立磨给给料连接。
所述PLC内设所生产的物料的细度模数。
1)对进料仓胶带机上的物料进行取样;
2)将取样的物料进行烘干后搅拌;
3)将物料根据其颗粒尺寸大小分为n个种类;
4)根据将各种类物料进行筛分后称重;
5)计算每个种类的质量百分率后确定其细度模数。
所述细度模数的计算步骤为:
设n个物料从颗粒尺寸大到小的质量别为N1、N2、N3、…、Nn,其总质量为N;
其质量百分比分别为
Figure GDA0004053574390000041
计算每个种类的累积后的筛分百分率A:
Figure GDA0004053574390000042
计算细度模数M:
M=[(A2+A3+A4+A5+A6)-5*A1]/100-A1。
实施例:
.一是在进仓(<5mm机制砂)胶带机取样,进行称重约500g。搅拌烘干和二级称重。进入筛分和分级称重,分级类别如图2:a.计算各类颗粒质量%率总质量G=20+76+98+105+110+81+10=500g
计算分筛颗粒质量%率分别是
a1=4%,a2=15.2%,a3=19.6%,a4=21%,a5=22%,a6=16.2%,a7=2%b.计算累计筛余百分率:
A1=a1=4%,
A2=a1+a2=3%+15.2%=18.2%,A3=a3=a1+a2+a3=4%+15.2%+19.6%=38.8%,A4=a1+a2+a3+a4=4%+15.2%+19.6%+21%=59.8%,A5=a1+a2+a3+a4+a5=4%+15.2%+19.6%+21%+22%=81.8%
A6=a1+a2+a3+a4+a5+a6=4%+15.2%+19.6%+21%+22%+16.2%=98%b.计算细度模数:公式
M=[(A2+A3+A4+A5+A6)-5*A1]/100-A1=[(18.2+38.8+59.8+81.8+98)-5*4]/100-4=2.88
根据规划规定共有4种粗细程度:粗碎是3.7∽2.9、中砂是2.4∽2.8、细沙是2.2∽1.6、特细沙是1.5∽0.7,若细度模数不合格,通过变频器控制各给料机增加或减少出料的大小进行控制。

Claims (4)

1.一种混合砂生产系统,其特征在于:包括半成品料仓、中细碎给料机、超细碎给料机、立磨给料机;
所述半成品料仓通过半成品料仓胶带机与筛网连接,筛网下方通过进料仓胶带机将成品输送到料仓;
所述中细碎给料机、超细碎给料机、立磨给料机通过胶带机分别与中细碎破碎机、超细碎破碎机、立磨机连接,中细碎破碎机、超细碎破碎机、立磨机与筛网连接,筛网下方通过进料仓胶带机将成品输送到料仓;
所述进料仓胶带机还安装有皮带秤,皮带秤与质量检测仪连接,质量检测仪将进料仓胶带机上物料的重量传输到PLC,PLC分别与变频器和上位机连接,变频器分别与中细碎给料机、超细碎给料机、立磨给给料连接。
2.如权利要求1所述的混合砂生产系统,其特征在于:所述PLC内设所生产的物料的细度模数。
3.一种混合砂生产系统的细度模数控制方法,其步骤为:
1)对进料仓胶带机上的物料进行取样;
2)将取样的物料进行烘干后搅拌;
3)将物料根据其颗粒尺寸大小分为n个种类;
4)根据将各种类物料进行筛分后称重;
5)计算每个种类的质量百分率后确定其细度模数。
4.如权利要求3所述的混合砂生产系统的细度模数控制方法,其特征在于:所述细度模数的计算步骤为:
设n个物料从颗粒尺寸大到小的质量别为N1、N2、N3、…、Nn,其总质量为N;
其质量百分比分别为
Figure FDA0004053574370000021
计算每个种类的累积后的筛分百分率A:
Figure FDA0004053574370000022
Figure FDA0004053574370000023
Figure FDA0004053574370000024
计算细度模数M:
M=[(A2+A3+A4+A5+A6)-5*A1]/100-A1。
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CN103085172A (zh) * 2013-01-19 2013-05-08 葛洲坝集团第五工程有限公司 一种可调整天然砂细度模数的加工系统及其加工方法
WO2019010738A1 (zh) * 2017-07-13 2019-01-17 沈阳隆基电磁科技股份有限公司 一种磁性顽石精细除铁分选系统
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CN110548587A (zh) * 2019-08-08 2019-12-10 聊城鲁西聚碳酸酯有限公司 一种聚碳酸酯薄片研磨系统及其研磨工艺

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CN103085172A (zh) * 2013-01-19 2013-05-08 葛洲坝集团第五工程有限公司 一种可调整天然砂细度模数的加工系统及其加工方法
WO2019010738A1 (zh) * 2017-07-13 2019-01-17 沈阳隆基电磁科技股份有限公司 一种磁性顽石精细除铁分选系统
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