CN202814842U - Integration testing system for thermophysical parameters of alloy melts - Google Patents
Integration testing system for thermophysical parameters of alloy melts Download PDFInfo
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Abstract
合金熔体热物性参数集成测试系统。目前有关合金熔体表面张力、密度、粘度和电阻率单项参数的检测方法和装置已有很多传统方法和实用装置，但多参数集成测试装置未见报道和应用。事实上，表面张力、密度、粘度和电阻率通常是被科技工作者同时关注的几个 重要熔体热物性 参数，由于传统测试方法对测试装置结构的限制，导致无法在一台装置上，尤其是在一个熔体试样上实现多参数集成测试。 本实用新型的组成包括：主机（ 1 ），所述的主机与控温柜（ 2 ）、计算机测控单元（ 3 ）连接，所述的主机的加热炉与氩气瓶连接。 本实用新型用于合金熔体热物性参数的集成测试。
An integrated testing system for thermal and physical parameters of alloy melts. At present, there are many traditional methods and practical devices for the detection methods and devices of single parameters of alloy melt surface tension, density, viscosity and resistivity, but there are no reports and applications for multi-parameter integrated test devices. In fact, surface tension, density, viscosity and resistivity are usually several important melt thermophysical parameters that are concerned by scientific and technological workers at the same time. Due to the limitations of traditional test methods on the structure of test devices, it is impossible to test them on one device, especially It is to realize multi-parameter integrated test on a melt sample. The utility model consists of: a host ( 1 ), the host is connected to a temperature control cabinet ( 2 ) and a computer measurement and control unit ( 3 ), and the heating furnace of the host is connected to an argon cylinder. The utility model is used for the integrated test of the thermophysical parameter of the alloy melt.
Description
技术领域：Technical field:
本实用新型涉及本实用新型涉及的是冶金、铸造和金属材料领域，具体涉及一种合金熔体热物性参数集成测试系统。The utility model relates to the fields of metallurgy, casting and metal materials, and in particular to an integrated testing system for thermophysical parameters of alloy melts.
背景技术：Background technique:
目前有关合金熔体表面张力、密度、粘度和电阻率单项参数的检测方法和装置已有很多传统方法和实用装置，但多参数集成测试装置未见报道和应用。事实上，表面张力、密度、粘度和电阻率通常是被科技工作者同时关注的几个参数，由于传统测试方法对测试装置结构的限制，导致无法在一台装置上，尤其是在一个熔体试样上实现多参数集成测试。At present, there are many traditional methods and practical devices for the detection methods and devices of single parameters of alloy melt surface tension, density, viscosity and resistivity, but there are no reports and applications for multi-parameter integrated test devices. In fact, surface tension, density, viscosity and resistivity are usually several parameters that scientific and technical workers pay attention to at the same time. Due to the limitations of the traditional test method on the structure of the test device, it is impossible to test it on one device, especially on a melt The multi-parameter integration test is realized on the sample.
发明内容：Invention content:
本实用新型的目的是提供一种合金熔体热物性参数集成测试系统，用一个合金熔体试样完成表面张力、密度、粘度和电阻率四个热物性参数测试。The purpose of the utility model is to provide an integrated testing system for thermophysical parameters of alloy melt, which uses one sample of alloy melt to test four thermophysical parameters of surface tension, density, viscosity and resistivity.
上述的目的通过以下的技术方案实现：Above-mentioned purpose realizes by following technical scheme:
一种合金熔体热物性参数集成测试系统，其组成包括：主机，所述的主机与控温柜、计算机测控单元连接，所述的主机的加热炉与氩气瓶连接。An integrated testing system for thermophysical parameters of an alloy melt, which comprises: a host computer connected to a temperature control cabinet and a computer measurement and control unit, and a heating furnace of the host computer connected to an argon cylinder.
所述的合金熔体热物性参数集成测试系统，所述主机包括传感器分配器、传感器升降机构、加热炉、坩埚、坩埚升降及进出机构，所述的坩埚固定在所述的坩埚升降机构上，所述的坩埚升降机构和所述的坩埚进出机构连接，所述的传感器分配器与所述的传感器升降机构连接。In the integrated testing system for thermal and physical parameters of alloy melts, the host computer includes a sensor distributor, a sensor lifting mechanism, a heating furnace, a crucible, a crucible lifting and entry and exit mechanism, and the crucible is fixed on the crucible lifting mechanism. The crucible elevating mechanism is connected with the crucible in and out mechanism, and the sensor distributor is connected with the sensor elevating mechanism.
所述的合金熔体热物性参数集成测试系统，所述的传感器分配器包括动盘和静盘，所述的动盘上安装有表面张力和密度传感器探头定位开关、粘度传感器探头定位开关、电阻率探头定位开关、表面张力和密度传感器探头座、粘度传感器探头座、电阻率探头座和动齿轮；所述的静盘上安装有定位块和静齿轮，所述的动盘与所述的静盘扣合后所述的动齿轮与所述的静齿轮相互啮合，当所述的表面张力和密度传感器探头定位开关、所述的粘度传感器探头定位开关、所述的电阻率探头定位开关中任何一个处于垂直向下位置时，对应的定位开关将碰触所述的定位块，并向所述的计算机测控单元发出位置信号，实现三个传感器工位切换。In the integrated test system for thermal and physical parameters of alloy melts, the sensor distributor includes a moving plate and a static plate, and the moving plate is equipped with a surface tension and density sensor probe positioning switch, a viscosity sensor probe positioning switch, a resistor rate probe positioning switch, surface tension and density sensor probe base, viscosity sensor probe base, resistivity probe base and movable gear; positioning block and fixed gear are installed on the static plate, and the movable plate and the static After the discs are fastened, the movable gear and the static gear mesh with each other, when any of the surface tension and density sensor probe positioning switch, the viscosity sensor probe positioning switch, and the resistivity probe positioning switch When one is in the vertical downward position, the corresponding positioning switch will touch the positioning block and send a position signal to the computer measurement and control unit to realize the switching of the three sensor positions.
所述的合金熔体热物性参数集成测试系统，所述的坩埚升降及进出机构包括垂直升降机构和水平摆动机构，所述的垂直升降机构由电机A、齿轮齿条组A、托盘和垂直升降行程开关组组成，所述的水平摆动机构由电机B、齿轮组、摆臂和水平摆动行程开关组组成，所述的坩埚升降机构将上述坩埚垂直送入和取出所述的加热炉，所述的水平摆动机构将所述的坩埚水平摆至所述的加热炉下方和摆至取样位置，垂直升降和水平摆动的极限位置均靠对应的行程开关控制。In the integrated testing system for thermal and physical parameters of alloy melt, the crucible lifting and in-out mechanism includes a vertical lifting mechanism and a horizontal swing mechanism, and the vertical lifting mechanism is composed of a motor A, a rack and pinion group A, a tray and a vertical lifting mechanism. The horizontal swing mechanism is composed of a motor B, a gear set, a swing arm and a horizontal swing switch set. The crucible lifting mechanism vertically sends the crucible into and out of the heating furnace. The horizontal swing mechanism swings the crucible horizontally to the bottom of the heating furnace and to the sampling position, and the limit positions of vertical lift and horizontal swing are controlled by corresponding travel switches.
所述的合金熔体热物性参数集成测试系统，所述的计算机测控单元由计算机、打印机、信号处理电路、电机驱动电路组成；所述的控温柜由数字控温仪表、可控硅控制电路和调压器组成。In the integrated testing system for the thermal physical parameters of the alloy melt, the computer measurement and control unit is composed of a computer, a printer, a signal processing circuit, and a motor drive circuit; the temperature control cabinet is composed of a digital temperature control instrument, a thyristor control circuit and regulator components.
所述的合金熔体热物性参数集成测试系统，所述的传感器升降机构包括立柱、横梁、升降连杆、升降电机、齿轮齿条组B和位移传感器，所述的传感器分配器安装在所述的横梁上，靠两根所述的立柱导向，所述的升降电机连接所述的齿轮齿条组B，所述的升降连杆连接所述的横梁，所述的位移传感器对应于上下极限位置节点之间，所述的传感器探头进入熔体试样。In the integrated testing system for thermal and physical parameters of alloy melt, the sensor lifting mechanism includes a column, a beam, a lifting link, a lifting motor, a rack and pinion group B and a displacement sensor, and the sensor distributor is installed on the On the beam, it is guided by the two uprights, the lifting motor is connected to the rack and pinion group B, the lifting connecting rod is connected to the beam, and the displacement sensor corresponds to the upper and lower limit positions Between nodes, the sensor probe enters the melt sample.
有益效果：Beneficial effect:
1. 本实用新型一机多能，硬件成本降低，通过传感器分配器这一关键装置，只需控制传感器工位变化即可完成四参数测试。1. The utility model has one machine with multiple functions, and the hardware cost is reduced. Through the key device of the sensor distributor, the four-parameter test can be completed only by controlling the change of the sensor station.
本实用新型操作简单，测试周期缩短，由于传感器工位变换、探头升降和坩埚进出全部采用自动控制，无须人为干预，机构运动速度和位置均可实现精准控制，可明显缩短测试时间。The utility model is easy to operate and shortens the test cycle. Since the sensor position change, probe lifting and crucible entry and exit are all automatically controlled without human intervention, the movement speed and position of the mechanism can be precisely controlled, and the test time can be significantly shortened.
本实用新型同试样同环境测试，测试结果更可比。取自同一炉的合金熔体试样或同一固体试样熔化形成的液态试样，在同一加热炉内连续完成四参数测试，其参数可比性优于不同试样多次测试的结果。The utility model is tested in the same environment as the sample, and the test results are more comparable. The alloy melt sample taken from the same furnace or the liquid sample formed by melting the same solid sample is continuously completed in the same heating furnace for the four-parameter test, and the comparability of the parameters is better than the results of multiple tests of different samples.
本实用新型实现传感器测试工位变换、传感器探头进出加热炉、坩埚进出加热炉、熔体试样温度变化、信息参数输出等功能；由计算机、打印机、输入输出板卡、模拟信号处理电路和电机驱动电路等组成计算机测控单元，实现主机动作控制和信号采集与处理；采用市购标准氩气瓶为主机表面张力传感器提供稳压气源和为加热炉提供惰性气体保护；由数字控温仪表、可控硅控制电路和调压器组成控温柜，实现加热炉温度自动控制。The utility model realizes the functions of sensor test station conversion, sensor probe entering and exiting the heating furnace, crucible entering and exiting the heating furnace, melt sample temperature change, information parameter output, etc.; The computer measurement and control unit is composed of the drive circuit, etc., to realize the main engine action control and signal acquisition and processing; the commercially available standard argon gas cylinder is used to provide the stabilized pressure gas source for the surface tension sensor of the main engine and the inert gas protection for the heating furnace; the digital temperature control instrument, The thyristor control circuit and the voltage regulator form a temperature control cabinet to realize the automatic control of the temperature of the heating furnace.
表面张力、密度、粘度和电阻率是四个非常重要的金属熔体热物性参数，准确测知熔体热物性参数，不仅对于冶金和铸造领域优化生产工艺和有效控制生产过程具有重要意义，而且对于金属材料研究领域而言，可以为其提供一种新材料液态性能的评价手段。利用一个合金熔体试样完成四个热物性参数的集成测试，其优越性不仅仅在于测试设备的节省和测试成本的降低，更为重要的是测试条件完全相同的情况下获得的测试结果更具可比性。Surface tension, density, viscosity and resistivity are four very important thermophysical parameters of metal melt. Accurate measurement of melt thermophysical parameters is not only of great significance for optimizing the production process and effectively controlling the production process in the field of metallurgy and casting, but also For the field of metal material research, it can provide a means of evaluating the liquid performance of new materials. The advantage of using one alloy melt sample to complete the integrated test of four thermophysical parameters is not only the saving of test equipment and the reduction of test cost, but more importantly, the test results obtained under the same test conditions are better. Comparable.
附图说明：Description of drawings:
附图1是本产品的结构示意图。Accompanying
附图2是附图1中传感器分配器的动盘部分的结构示意图。Accompanying drawing 2 is the schematic structural view of the moving plate part of the sensor distributor in the accompanying
附图3是附图1中传感器分配器的静盘部分的结构示意图。Accompanying drawing 3 is a structural schematic diagram of the static plate part of the sensor dispenser in accompanying
附图4是附图1中坩埚升降及进出机构的结构示意图。Accompanying drawing 4 is the structure schematic diagram of crucible lifting and entering and exiting mechanism in accompanying
附图5是附图1中传感器升降机构的结构示意图。Accompanying drawing 5 is a structural schematic diagram of the sensor lifting mechanism in accompanying
具体实施方式：Detailed ways:
实施例1：Example 1:
一种合金熔体热物性参数集成测试系统，其组成包括：主机1，所述的主机与控温柜2、计算机测控单元3连接，所述的主机的加热炉与氩气瓶连接。An integrated testing system for thermophysical parameters of an alloy melt, which comprises: a
实施例2：Example 2:
上述的合金熔体热物性参数集成测试系统，所述主机包括传感器分配器4、传感器升降机构5、加热炉6、坩埚7、坩埚升降及进出机构8，所述的坩埚固定在所述的坩埚升降机构上，所述的坩埚升降机构和所述的坩埚进出机构连接，所述的传感器分配器与所述的传感器升降机构连接。In the above integrated testing system for thermal and physical parameters of alloy melts, the host computer includes a sensor distributor 4, a sensor lifting mechanism 5, a heating furnace 6, a crucible 7, a crucible lifting and entering and exiting mechanism 8, and the crucible is fixed on the crucible On the lifting mechanism, the crucible lifting mechanism is connected to the crucible in-out mechanism, and the sensor distributor is connected to the sensor lifting mechanism.
实施例3：Example 3:
上述的合金熔体热物性参数集成测试系统，所述的传感器分配器包括动盘9和静盘10，所述的动盘上安装有表面张力和密度传感器探头定位开关11、粘度传感器探头定位开关12、电阻率探头定位开关13、表面张力和密度传感器探头座14、粘度传感器探头座15、电阻率探头座16和动齿轮17；所述的静盘上安装有定位块18和静齿轮19，所述的动盘与所述的静盘扣合后所述的动齿轮与所述的静齿轮相互啮合，当所述的动齿轮在电机驱动下转动时，所述的动齿轮将绕所述的静齿轮转动，从而带动所述的动盘同步转动，当所述的表面张力和密度传感器探头定位开关、所述的粘度传感器探头定位开关、所述的电阻率探头定位开关中任何一个处于垂直向下位置时，对应的定位开关将碰触所述的定位块，并向所述的计算机测控单元发出位置信号，实现三个传感器工位切换。In the above integrated testing system for thermal and physical parameters of alloy melts, the sensor distributor includes a moving
实施例4：Example 4:
上述的合金熔体热物性参数集成测试系统，所述的坩埚升降及进出机构包括垂直升降机构20和水平摆动机构21，所述的垂直升降机构包括电机A，件号：22、齿轮齿条组A，件号：23、托盘24和垂直升降行程开关组25，所述的水平摆动机构包括电机B，件号：26、齿轮组27、摆臂28和水平摆动行程开关组29，所述的坩埚升降机构将上述坩埚垂直送入和取出所述的加热炉，所述的水平摆动机构将所述的坩埚水平摆至所述的加热炉下方和摆至取样位置，垂直升降和水平摆动的极限位置均靠对应的行程开关控制。In the above-mentioned integrated testing system for thermal and physical property parameters of alloy melt, the crucible lifting and in-out mechanism includes a
实施例5：Example 5:
上述的合金熔体热物性参数集成测试系统，所述的计算机测控单元由计算机、打印机、信号处理电路、电机驱动电路组成；所述的控温柜由数字控温仪表、可控硅控制电路和调压器组成。In the above-mentioned integrated testing system for thermal and physical parameters of alloy melts, the computer measurement and control unit is composed of a computer, a printer, a signal processing circuit, and a motor drive circuit; the temperature control cabinet is composed of a digital temperature control instrument, a thyristor control circuit and Regulator composition.
实施例6：Embodiment 6:
上述的合金熔体热物性参数集成测试系统，所述的传感器升降机构包括立柱30、横梁31、升降连杆32、升降电机33、齿轮齿条组B，件号：34和位移传感器35，所述的传感器分配器安装在所述的横梁上，靠两根所述的立柱导向，所述的横梁可作平稳升降运动，所述的升降电机驱动所述的齿轮齿条组B运动，通过所述的升降连杆带动所述的横梁上升或下降，实现传感器探头进入和提离熔体试样，上下极限位置靠所述的位移传感器感知。In the above-mentioned integrated testing system for thermal and physical parameters of alloy melts, the sensor lifting mechanism includes a column 30, a beam 31, a lifting connecting rod 32, a lifting motor 33, a rack and pinion group B, part number: 34 and a displacement sensor 35. The sensor distributor described above is installed on the beam and guided by the two columns, the beam can be lifted and lowered smoothly, and the lifting motor drives the rack and pinion group B to move. The above-mentioned elevating link drives the above-mentioned beam to rise or fall, so that the sensor probe enters and lifts away from the melt sample, and the upper and lower limit positions are sensed by the above-mentioned displacement sensor.
实施例7：Embodiment 7:
上述的合金熔体热物性参数集成测试系统，所述加热炉为通过式筒形结构，发热元件为Ｕ形硅钼棒，８支发热元件串联使用，最大电流为５０安培。发热元件外围是三氧化二铝砖隔热层和石棉毡保温层，最外围是不锈钢保护罩。通电加热时炉内通氩气，以降低发热元件和石墨坩埚被氧化程度。In the integrated testing system for thermal and physical parameters of the alloy melt described above, the heating furnace is a through-type cylindrical structure, the heating element is a U-shaped silicon-molybdenum rod, and 8 heating elements are used in series, with a maximum current of 50 amperes. The heating element is surrounded by aluminum oxide brick insulation layer and asbestos felt insulation layer, and the outermost is stainless steel protective cover. Argon is passed through the furnace during electric heating to reduce the degree of oxidation of heating elements and graphite crucibles.
所述的坩埚由高密度石墨加工而成，内腔尺寸为Φ100 x 120mm, 外廓尺寸为Φ120 x 130mm。The crucible is processed from high-density graphite, the inner cavity size is Φ100 x 120mm, and the outer size is Φ120 x 130mm.
当垂直升降机构降至最低位置时（垂直升降行程开关被压合），坩埚和托盘分离，坩埚被摆臂端部“O”形框托接，水平摆动机构启动后，坩埚被摆离加热炉下方（到达极限位置时水平摆动行程开关被压合），待合金熔体试样或被测固体试样加入坩埚后，水平摆动机构反向运动，坩埚被摆至加热炉正下方（水平摆动行程开关被压合），垂直升降机构升起，坩埚被托盘顶离摆臂“O”形框直至进入加热炉（至极限位置时垂直升降行程开关被压合），加热炉底口被托盘封闭。When the vertical lifting mechanism is lowered to the lowest position (the vertical lifting travel switch is pressed), the crucible and the tray are separated, and the crucible is supported by the "O" frame at the end of the swing arm. After the horizontal swing mechanism is activated, the crucible is swung away from the heating furnace. Bottom (horizontal swing travel switch is pressed when it reaches the limit position), after the alloy melt sample or the solid sample to be tested is added to the crucible, the horizontal swing mechanism moves in reverse, and the crucible is placed directly below the heating furnace (horizontal swing stroke The switch is pressed), the vertical lifting mechanism rises, the crucible is pushed away from the "O" frame of the swing arm by the tray until it enters the heating furnace (the vertical lifting travel switch is pressed when it reaches the limit position), and the bottom opening of the heating furnace is closed by the tray.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102866085A (en) * | 2012-09-28 | 2013-01-09 | 哈尔滨理工大学 | Thermophysical parameter-integrated test system and test method of alloy melt |
| CN105716997A (en) * | 2016-02-03 | 2016-06-29 | 重庆大学 | High-temperature melt physical property measuring device |
| CN109828083A (en) * | 2018-12-26 | 2019-05-31 | 国联汽车动力电池研究院有限责任公司 | High-temperature molten salt physicochemical properties test macro |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102866085A (en) * | 2012-09-28 | 2013-01-09 | 哈尔滨理工大学 | Thermophysical parameter-integrated test system and test method of alloy melt |
| CN105716997A (en) * | 2016-02-03 | 2016-06-29 | 重庆大学 | High-temperature melt physical property measuring device |
| CN105716997B (en) * | 2016-02-03 | 2018-04-13 | 重庆大学 | A kind of high-temperature fusant detection device of physical property |
| CN109828083A (en) * | 2018-12-26 | 2019-05-31 | 国联汽车动力电池研究院有限责任公司 | High-temperature molten salt physicochemical properties test macro |
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