CN114544354A - 适应于安全生产的智能弹簧疲劳试验机极限报警装置 - Google Patents

适应于安全生产的智能弹簧疲劳试验机极限报警装置 Download PDF

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CN114544354A
CN114544354A CN202210320940.3A CN202210320940A CN114544354A CN 114544354 A CN114544354 A CN 114544354A CN 202210320940 A CN202210320940 A CN 202210320940A CN 114544354 A CN114544354 A CN 114544354A
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spring
alarm device
fixed
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hole
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颜爱华
王国栋
程斌斌
姚雪
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Research Center Of Emergency Management Department
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/08Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00Testing of machine parts
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/02Details
    • G01N3/06Special adaptations of indicating or recording means
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/0014Type of force applied
    • G01N2203/0016Tensile or compressive
    • G01N2203/0017Tensile
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/0058Kind of property studied
    • G01N2203/0069Fatigue, creep, strain-stress relations or elastic constants
    • G01N2203/0073Fatigue
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02Details not specific for a particular testing method
    • G01N2203/026Specifications of the specimen
    • G01N2203/0288Springs
    • G01N2203/0292Coil spring
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/20Hydro energy

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Abstract

本发明的一种适应于安全生产的智能弹簧疲劳试验机极限报警装置,结构简单,无需人员看守,可靠性高,能够满足中小型企业安全生产中弹簧疲劳强度的测试要求。

Description

适应于安全生产的智能弹簧疲劳试验机极限报警装置
技术领域
本发明属于安全生产中弹簧疲劳测试技术领域,尤其涉及一种适应于安全生产的智能弹簧疲劳试验机极限报警装置。
背景技术
弹簧作为重要的基础件广泛地应用在机械制造和电器行业,是重要的受力构件,起到减震、缓冲、储能、控制的功能。凡承受变负荷的弹簧在企业内部质量控制、顾客交验、新产品定型鉴定、认证、行业抽检和工艺调整环节中,必须进行疲劳性能检测。检测方式可采用疲劳寿命验证试验或可靠性评定试验两种,但对于产品的等级划分与认证,必须采用可靠性评定试验,考核其可靠性指标。现有的疲劳寿命试验设备成本高,使用不便,不能满足中小型企业安全生产中的测试要求。
发明内容
本发明针对上述现有技术的不足,提供了一种适应于安全生产的智能弹簧疲劳试验机极限报警装置。
一种适应于安全生产的智能弹簧疲劳试验机极限报警装置,其特征在于,电机主轴9上安装有转轮10,连杆2通过转轮10上的销柱1与转轮10连接;连杆2通过销钉3与拉杆11连接,拉杆11右侧有孔,孔内底部与防撞弹簧4左端和拉绳13左端固定,拉杆11右侧孔的外沿装有触碰开关12;拉杆11和中间杆5在固定块6的内筒里,中间杆5左侧有孔,孔内底部与防撞弹簧4右端和拉绳13右端固定;中间杆5右侧与被测弹簧7左端固定;被测弹簧7右端与固定座8固定。电机主轴9的轴线与固定块6的内筒轴线在同一平面上,并且垂直。销柱1转动到最右侧时,防撞弹簧4和被测弹簧7处于都处于自然长度状态,并且触碰开关12不与中间杆5接触,拉绳13处于拉直状态。
本发明的有益效果在于:本发明的一种适应于安全生产的智能弹簧疲劳试验机极限报警装置,结构简单,可靠性高,能够满足中小型企业安全生产中弹簧疲劳强度的测试要求。
附图说明
图1为本发明的整体示意图。
具体实施方式
下面结合附图和具体实施方式对本发明作进一步的详细说明。
附图所示,一种适应于安全生产的智能弹簧疲劳试验机极限报警装置,其特征在于,电机主轴9上安装有转轮10,连杆2通过转轮10上的销柱1与转轮10连接;连杆2通过销钉3与拉杆11连接,拉杆11右侧有孔,孔内底部与防撞弹簧4左端和拉绳13左端固定,拉杆11右侧孔的外沿装有触碰开关12;拉杆11和中间杆5在固定块6的内筒里,中间杆5左侧有孔,孔内底部与防撞弹簧4右端和拉绳13右端固定;中间杆5右侧与被测弹簧7左端固定;被测弹簧7右端与固定座8固定。电机主轴9的轴线与固定块6的内筒轴线在同一平面上,并且垂直。销柱1转动到最右侧时,防撞弹簧4和被测弹簧7处于都处于自然长度状态,并且触碰开关12不与中间杆5接触,拉绳13处于拉直状态。
装置处于原始状态时,销柱1旋转到最右侧,连杆2、拉杆11和中间杆5处于同一条直线上,防撞弹簧4处于自然伸长状态,拉绳13处于拉直状态,将被测弹簧7两端分别固定在中间杆5右侧和固定座8上,此时被测弹簧7处于自然伸长状态。启动电机,电机主轴9带动转轮10旋转,连杆2拉动拉杆11在固定块6的内筒里往左移动,拉杆11通过拉绳13拉动中间杆5在固定块6的内筒里往左移动,中间杆5拉伸被测弹簧7。当销柱1旋转到最左侧时,被测弹簧7被拉伸到最大伸长量,当销柱1继续旋转,连杆2推动拉杆11在固定块6的内筒里往右移动,被测弹簧7拉动中间杆5在固定块6的内筒里往右移动,直至销柱1旋转到最右侧,继续重复下一个被测弹簧7的拉伸过程。在装置运动过程中,当被测弹簧7断裂时,被测弹簧7处在被拉伸状态,中间杆5在势能的作用下迅速往左运动,压缩防撞弹簧4,当中间杆5往左运动触碰到拉杆11右侧孔外沿安装的触碰开关12时,触碰开关12控制系统断电,电机停转,同时系统记录断电时电机的转数,即可记录被测弹簧7疲劳寿命。
本发明在测量弹簧寿命时无需人员看守,当弹簧疲劳断裂时系统自动断电,起到了安全保护的作用。

Claims (3)

1.一种适应于安全生产的智能弹簧疲劳试验机极限报警装置,其特征在于,电机主轴(9)上安装有转轮(10),连杆(2)通过转轮(10)上的销柱(1)与转轮(10)连接;连杆(2)通过销钉(3)与拉杆(11)连接,拉杆(11)右侧有孔,孔内底部与防撞弹簧(4)左端和拉绳(13)左端固定,拉杆(11)右侧孔的外沿装有触碰开关(12);拉杆(11)和中间杆(5)在固定块(6)的内筒里,中间杆(5)左侧有孔,孔内底部与防撞弹簧(4)右端和拉绳(13)右端固定;中间杆(5)右侧与被测弹簧(7)左端固定;被测弹簧(7)右端与固定座(8)固定。
2.适应于安全生产的智能弹簧疲劳试验机极限报警装置,其特征在于,电机主轴(9)的轴线与固定块(6)的内筒轴线在同一平面上,并且垂直。
3.适应于安全生产的智能弹簧疲劳试验机极限报警装置,其特征在于,销柱(1)转动到最右侧时,防撞弹簧(4)和被测弹簧(7)处于都处于自然长度状态,并且触碰开关(12)不与中间杆(5)接触,拉绳(13)处于拉直状态。
CN202210320940.3A 2022-03-30 2022-03-30 适应于安全生产的智能弹簧疲劳试验机极限报警装置 Pending CN114544354A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117232970A (zh) * 2023-11-15 2023-12-15 张家港市浩久机械有限公司 基于拉伸式的弹簧极限拉力测试装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117232970A (zh) * 2023-11-15 2023-12-15 张家港市浩久机械有限公司 基于拉伸式的弹簧极限拉力测试装置
CN117232970B (zh) * 2023-11-15 2024-02-09 张家港市浩久机械有限公司 基于拉伸式的弹簧极限拉力测试装置

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