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2400℃真空钨丝烧结炉\钨加热炉

责任编辑:未知 发布时间:2020-10-26  点击数:  

SGM 真空钨丝烧结炉是由洛阳西格马高温电炉生产的高温烧结炉,真空钨丝烧结炉采用钨为加热元件,温度可达2400℃,钨铼热电偶或红外测温。

SGM vacuum tungsten wire sintering furnace is a high-temperature sintering furnace produced by Luoyang sigma high-temperature electric furnace. The vacuum tungsten wire sintering furnace uses tungsten as the heating element, and the temperature can reach 2400 ℃, W-Re thermocouple or infrared temperature measurement.

主要用途Main uses:

西格马真空钨丝炉主要用于陶瓷材料、高温材料、金属材料等其他特殊材料,在高温、高真空或保护气氛状态下的烧结之用。

Sigma vacuum tungsten wire furnace is mainly used for sintering ceramic materials, high temperature materials, metal materials and other special materials in high temperature, high vacuum or protective atmosphere.

主要技术参数Main technical parameters:

电炉名称:SGM 2400℃真空钨丝炉

Electric furnace Name: SGM 2400 ℃ vacuum tungsten wire furnace

电源:               380V   三相   50Hz

Power supply: 380V, three phase, 50 Hz

额定功率:       60Kw

Rated power: 60kW

额定电压:       0~16V  三相

Rated voltage: 0 ~ 16V three phase

额定温度:       2400℃

Rated temperature: 2400 ℃

工作温度:       2200℃

Working temperature: 2200 ℃

控温区数:           1

Number of temperature control zones: 1

钨丝加热元件尺寸: ¢200*350mm

Dimension of tungsten wire heating element: ¢ 200 * 350mm

料筒尺寸:           ¢150*180mm

Barrel size: ¢ 150 * 180mm

极限真空度:         6.67×10-4Pa

Limit vacuum degree: 6.67 × 10-4Pa

工作真空度:         6.67×10-3Pa(空炉)

Working vacuum degree: 6.67 × 10-3pa (empty furnace)

压升率:             ≤0.67Pa/小时

Pressure rise rate: ≤ 0.67pa/h

温度控制方式:      数显温度程序控制仪+可控硅电压调整器+变压器

Temperature control mode: digital temperature program controller + thyristor voltage regulator + transformer

手动/自动联锁保护控制

Manual / automatic interlock protection control

控温范围:    室温-1800℃采用钨铼热电偶

Temperature control range: room temperature - 1800 ℃ using tungsten rhenium thermocouple

1800℃-2400℃采用双色红外仪

At 1800 ℃ - 2400 ℃, two-color infrared instrument is used

具有从低温到高温自动转换功能

It has the function of automatic conversion from low temperature to high temperature

温度控制精度:    ≤±1℃

Temperature control accuracy: ≤± 1 ℃

充气介质:           氮气、氩气等惰性气体

Gas filling medium: nitrogen, argon and other inert gases

面板显示及电气连锁: 电流、电压、温度、真空度、水压、电气连锁

Panel display and electrical interlock: current, voltage, temperature, vacuum, water pressure, electrical interlock

及声、光报警。

And sound and light alarm.

结构特点Structural features

炉体部分

Furnace body

炉体为立式炉壳,其外筒及上下法兰均采用304不锈钢材料制作,内筒采用316L

The furnace body is a vertical shell, the outer cylinder and upper and lower flanges are made of 304 stainless steel, and the inner cylinder is made of 316L

不锈钢材料制作,内外筒与上下法兰焊成一个整体,两层之间形成夹套可以通水冷却,可将传到炉壳内壁上的热量带走;炉体的侧部设有真空抽气孔、电极引出孔(三只)、红外仪测温孔、热电偶测温孔及观察孔等。

Made of stainless steel, the inner and outer cylinders and the upper and lower flanges are welded as a whole, and a jacket is formed between the two layers, which can be cooled by water, and the heat transferred to the inner wall of the furnace shell can be taken away; the side of the furnace body is provided with vacuum suction holes, electrode lead-in holes (three), infrared temperature measuring holes, thermocouple temperature measuring holes and observation holes, etc.

炉体的上部是炉盖板,它是由一块304不锈钢材料的水冷平板组成,炉盖板上设有一个观察孔及排气孔。

The upper part of the furnace body is a furnace cover plate, which is composed of a 304 stainless steel water-cooled plate, and the furnace cover plate is provided with an observation hole and an exhaust hole.

炉体的下部是炉底,它为一个304不锈钢材料的双层水冷的平台结构,固定在炉体底部,工作平台安置在炉底上,炉底上设有充气孔。

The lower part of the furnace body is the furnace bottom, which is a double-layer water-cooled platform structure made of 304 stainless steel, which is fixed at the bottom of the furnace body, and the working platform is arranged on the bottom of the furnace body, and the furnace bottom is provided with air filling holes.

发热体采用节能型的钨丝网结构,它与电极联结,并由电炉控制系统三相供电经过变压器降压后用铜牌联结到三个引出电极,形成一个控制回路;

The heating body adopts energy-saving tungsten wire mesh structure, which is connected with the electrode, and is supplied by three-phase power supply of the furnace control system. After the transformer is depressurized, it is connected to three lead-out electrodes with copper plates to form a control loop;

炉内四围、顶部及底部的保温隔热屏由三层钨片、八层钼片及不锈钢支架组成,经过加工分别制作成整体的保温隔热系统,能方便的安装及维修;炉膛内的料台采用钨材料加工制成。

The heat preservation and heat insulation screens on the four sides, the top and the bottom of the furnace are composed of three layers of tungsten sheet, eight layers of molybdenum sheet and stainless steel bracket. After processing, they are respectively made into an integral heat insulation system, which can be installed and maintained conveniently. The material platform in the furnace is made of tungsten material.

真空系统

vacuum system

真空系统是由RVP-12直联泵泵和F250/1500分子泵、Φ250手动挡板阀、Φ40手动挡板阀、不锈钢真空管道及数显真空测量仪等组成。

The vacuum system is composed of rvp-12 direct coupled pump and F250 / 1500 molecular pump, Φ 250 manual baffle valve, Φ 40 manual baffle valve, stainless steel vacuum pipe and digital vacuum measuring instrument.

真空测量仪选用ZDF-Ⅲ复合数显高真空测量仪,它具有相当宽的测量范围,可实现全程连续真空测量的过程。

ZDF - Ⅲ composite digital display high vacuum measuring instrument is selected as the vacuum measuring instrument. It has a wide measuring range and can realize the whole process of continuous vacuum measurement.

电器控制

Electrical control

供电是采用低压变压器及可控硅电压调整器,380V三相电源经过降压变压器,电压降到16V,然后经过铜排送到电极上;本系统具有软启动、软关断、恒流、过流保护等功能。

Low voltage transformer and thyristor voltage regulator are used for power supply. The voltage of 380V three-phase power supply is reduced to 16V through step-down transformer, and then sent to the electrode through copper bar. The system has the functions of soft start, soft turn-off, constant current and over-current protection.

温度的控制是通过数显温度程序控制仪(具有4套程序设置,每一套程序可设置10段过程)根据用户设定的工艺曲线,实行自动控制温度,并具有PID自整定功能,也可根据用户需要手动控制温度。

The temperature is controlled by digital display temperature program controller (with 4 sets of program settings, each program can set 10 sections of process) according to the process curve set by the user, and has PID self-tuning function, and can also manually control the temperature according to the user's needs.

整台电炉在工作状态下,具有水压欠压、超温、过电流自动联锁及报警、保护切断主电源的功能;报警状态为声、光指示方式。

Under the working condition, the whole electric furnace has the functions of automatic interlock, alarm, protection and cut off the main power supply, such as water pressure under voltage, over temperature and over-current; the alarm state is sound and light indication mode.

水冷系统

Water cooling system

冷却水由总管进入,经过各支管送到炉壳、炉盖、炉底、电极、分子泵、直联泵等需要冷却的地方,然后汇总到水箱排出,每路进水管上都有手动阀门,可以按需要调节流量大小。进水总管上设有电接点压力表,当水压低于0.15Mpa时,控制系统会声、光报警,并自动切断加热器电源。

The cooling water enters from the main pipe, and is sent to the furnace shell, furnace cover, furnace bottom, electrode, molecular pump, direct coupled pump and other places that need to be cooled, and then collected to the water tank for discharge. There are manual valves on each water inlet pipe, so the flow can be adjusted as required. When the water pressure is lower than 0.15Mpa, the control system will sound and light alarm, and automatically cut off the heater power supply.

进水管口压力:≥1.5公斤,进水管口径:1.5寸,出水管口径:2.0寸。

Pressure at inlet pipe orifice: ≥ 1.5kg; diameter of inlet pipe: 1.5in; diameter of outlet pipe: 2.0in.

安全、环境

Safety and environment

电炉的场所应符合真空卫生的要求,周围的空气应清洁和干燥,并有良好的通风条件,工作场地不易扬起灰尘等。

The place of electric furnace should meet the requirements of vacuum sanitation, the surrounding air should be clean and dry, and have good ventilation conditions, and the working site is not easy to raise dust.

部件清单范围Scope of parts list

1、电炉本体(含发热体、隔热屏、承料台等)                1套

 Electric furnace body (including heating body, heat insulation screen, material bearing platform, etc.) 1 set

2、真空机组:                                            1套

Vacuum unit: 1 set

其中:F250/1500分子泵(北京中科科仪)  1台

Including: F250 / 1500 molecular pump (Beijing zhongkekeyi)

RVP-12直联泵(北京中科科仪)     1台

Rvp-12 direct coupled pump (Beijing zhongkeyi) 1 set

¢250手动挡板阀                  1只

1 ¢ 250 manual baffle valve

¢40手动挡板阀                   2只

Two 40 manual flapper valves

不锈钢真空管道等                  1套

1 set of stainless steel vacuum pipe, etc

3、电气控制柜(含可控硅调压器张家港四通)               1台

One electrical control cabinet (including silicon controlled voltage regulator Zhangjiagang four-way)

4、低电压变压器 380V/16V 70Kw(宜兴变压器厂)           1台

Low voltage transformer 380V / 16V 70kw (Yixing transformer factory) 1 set

5、钨铼热电偶(北京安泰)                               1支

Tungsten rhenium thermocouple (Beijing Antai) 1

双色红外仪(1000℃—2400℃)(美国雷泰)         1台

Two color infrared instrument (1000 ℃ - 2400 ℃) (Raytheon, USA) 1 set

6、数显温度程序控制仪(日本岛电)                     2台

Two digital temperature program controllers (shimadu, Japan)

7、数显复合真空计(成都正华真空仪器)      1台

Digital display composite vacuum gauge (Chengdu Zhenghua vacuum instrument) 1 set

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