CN105586473B - A kind of continuous solution hardening device of Cu Cr Zr alloy bar materials or wire rod - Google Patents

A kind of continuous solution hardening device of Cu Cr Zr alloy bar materials or wire rod Download PDF

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CN105586473B
CN105586473B CN201610074956.5A CN201610074956A CN105586473B CN 105586473 B CN105586473 B CN 105586473B CN 201610074956 A CN201610074956 A CN 201610074956A CN 105586473 B CN105586473 B CN 105586473B
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induction heating
wire rod
alloy bar
bar materials
solution hardening
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CN105586473A (en
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谢建新
付华栋
李伟
赵红彬
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University of Science and Technology Beijing USTB
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    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/34—Methods of heating
    • C21D1/42—Induction heating
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/62—Quenching devices
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/62—Quenching devices
    • C21D1/667—Quenching devices for spray quenching
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0062—Heat-treating apparatus with a cooling or quenching zone
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/54—Furnaces for treating strips or wire
    • C21D9/56—Continuous furnaces for strip or wire
    • C21D9/60—Continuous furnaces for strip or wire with induction heating
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/002—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/02—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working in inert or controlled atmosphere or vacuum
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/08—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of copper or alloys based thereon
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)

Abstract

The invention provides a kind of high-strength highly-conductive Cu Cr Zr alloy bar materials or the continuous solution hardening device and its technique of wire rod, belong to metal material processing technology of preparing field.Continuous solution hardening device is made up of drive system, temperature-controlling system, induction heating system, quenching cooling system and gas protection system.Induction heating system uses " Frequency Induction Heating+high-frequency induction heating " two-part mode of heating, is advantageous to prevent Cu Cr Zr alloy bar materials or wire rod from entering the decline of temperature during quenching area, improves quenching cooling effect.Using the continuous solution hardening device and PROCESS FOR TREATMENT Cu Cr Zr alloy bar materials or wire rod of the present invention, automaticity is high, and production efficiency is high, is particularly advantageous to the uniformity and uniformity for ensureing alloy bar material or wire rod quenching quality.

Description

A kind of continuous solution hardening device of Cu-Cr-Zr alloy bar materials or wire rod
Technical field
The present invention relates to a kind of continuous heat technology of high property copper alloy, belongs to metal material processing technology of preparing neck Domain, in particular, provide a kind of continuous solution hardening devices and methods therefor of high-strength highly-conductive Cu-Cr-Zr alloy bar materials or wire rod.
Background technology
Cu-Cr-Zr alloys have high intensity and excellent conduction, heat conductivility, and anti-softening temperature is high, anti-wear performance It is good, it is the critical material of high ferro power network contact line etc., especially speed per hour connects more than 350 km/h, 1000 more than A current-carrying capacity high ferros Touch the optimal selection of wire material.
The typical production process about Cu-Cr-Zr alloyed contact lines is vacuum casting-hot extrusion both at home and abroad at present（Heat Forging, hot rolling）- solution hardening processing-cold drawing-Ageing Treatment-cold drawing [ meter Xu Jun etc., a kind of chrome zirconium copper alloy and It is prepared and processing method, Chinese invention patent, CN 10171876 A, 2010-06-02].This method technique is more ripe, fits Technical scale production is closed, but resistance furnace is dissolved and Ageing Treatment, uniformity, the uniformity of product quality control due to using Difficulty is big, especially in production over-long specification（Such as 2 ~ 3 more than km）Problem is more prominent during contact line product.Develop Cu-Cr-Zr The continuous solution hardening handling process of alloy bar material or wire rod is the effective measures to solve the above problems.
Sensing heating continuous heat processing method is widely used in ferrous materials（Thin steel strip and wire rod etc.）With copper and copper alloy The intermediate annealing of tubing and finished products are [for example, Zhao Hongjin etc., influence of the online induction annealing to TP2 copper pipe mechanical properties, warm Processing technology, 2011,40 (4)：136-138.].Continuous annealing has uniform in quality and uniformity is good, thermal treatment rate It hurry up, the advantages that production efficiency is high.However, because Cu-Cr-Zr alloy solid solutions temperature is high（More than 900 DEG C）, time length, blank is easy Oxidation, quenching cooling velocity require high, and traditional continuous induction annealing device and process are dfficult to apply to Cu-Cr-Zr alloy bars The solution hardening processing of material or wire rod.
The content of the invention
The problem of existing for existing Cu-Cr-Zr alloy bar materials or wire rod solution hardening heat treatment, the invention provides one Continuous the solution hardening processing unit and technique of kind Cu-Cr-Zr alloy bar materials or wire rod, be advantageous to improve high-performance Cu-Cr-Zr The quality of alloy bar material or wire rod.
The technical scheme is that：A kind of continuous solution hardening device of Cu-Cr-Zr alloy bar materials or wire rod, it is described Quenching unit includes drive system, temperature-controlling system, induction heating system, quenching cooling system and gas protection system.
Further, the drive system is used to control Cu-Cr-Zr alloy bar materials or wire rod in continuous solution hardening process In steadily move；
The temperature-controlling system connects induction heating system, controls induction heating system to be added simultaneously for collecting temperature Heat；
The induction heating system is placed in the Cu-Cr-Zr alloy bar materials or wire rod the week side of boss, the induction heating system bag Include intermediate frequency induction heating device and high-frequency induction heating apparatus；
The quenching cooling system is placed in the induction heating system end；
The gas protection system is used to provide inert gas shielding environment during continuous solution hardening.
Further, the intermediate frequency induction heating device is connected with the high-frequency induction heating apparatus, the Medium frequency induction Heater is placed in Cu-Cr-Zr alloy bar materials or the opposite side of wire rod feed direction, the high-frequency induction heating apparatus are placed in The side of feed direction；
The intermediate frequency induction heating device by frequency 1-10 kHz, rated power 30-200 kW medium frequency induction power supply with Induction coil forms, and the high-frequency induction heating apparatus by frequency is 30-80 kHz, the power supply that rated power is 30-150 kW Formed with induction coil, Frequency Induction Heating section length is 0.5-50m, and high-frequency induction heating section length is 30-1000mm.
Further, the drive system includes push rolls and carry-over pinch rolls, and the roll surface of the push rolls and carry-over pinch rolls is carved with Groove；
The Cu-Cr-Zr alloy bar materials or gauge or diameter of wire are 6-10mm；The delivery speed of the drive system is 20- 10000mm/min。
Further, the temperature-controlling system include temperature thermocouple, Non-contacting Infrared Thermometer, temperature indicating device and PLC temperature control modules；
It is 100-1200 DEG C that the control system, which controls the scope of temperature,.
Further, the quenching cooling system includes spraying cooling mode and direct Water cooling mode；
When the quenching cooling system is cooled down, water-carrying capacity 50-800L/h, and water-carrying capacity and Cu-Cr-Zr alloys Radius squared, delivery speed and alloy temperature are directly proportional.
Further, the gas protection system includes quartz glass tube and inert gas is blown into device.
A kind of continuous solution hardening method of Cu-Cr-Zr alloy bar materials or wire rod, filled using above-mentioned continuous solution hardening Put, it is characterised in that comprise the following steps：
（1）By a diameter of 6-100 mm, wt% containing 0.1-1.6 Cr, 0.02-0.20 wt% Zr, impurity<0.2wt%'s Cu-Cr-Zr alloy bar materials or wire rod are placed on push rolls arrival end, and argon gas is passed through into gas protection system；
（2）Start temperature-controlling system and drive system, delivery speed is set as 20 ~ 10000 mm/min, heating in medium frequency area and High-frequency heating area temperature is set as 900 ~ 1070 DEG C；
（3）The delivery speed of Cu-Cr-Zr alloy bar materials or wire rod is controlled, makes its any heating position in heating in medium frequency area Holdup time be 5 ~ 30 min；
（4）Cu-Cr-Zr alloy bar materials or wire rod are completed by being sprayed water or being worn water quenching behind high-frequency induction heating area Continuous solution hardening.
The invention has the advantages that：
1）Using the continuous solution hardening mode of sensing heating, automaticity is high, and production efficiency is high, is particularly advantageous to ensure The uniformity and uniformity of Cu-Cr-Zr alloy bar materials or wire rod quenching quality；
2）Continuous solution hardening device uses " Frequency Induction Heating+high-frequency induction heating " two-part mode of heating, favorably The decline of temperature, it is cold to improve quenching during preventing Cu-Cr-Zr alloy bar materials or wire rod from intermediate frequency induction zone into quenching area But effect；
3）Continuous solution hardening device uses inert gas（Argon gas）Protection, effectively prevent Cu-Cr-Zr alloy bar materials or Wire rod heating, the oxidation of insulating process.
Brief description of the drawings
Fig. 1 is the continuous solution hardening schematic device of a kind of Cu-Cr-Zr alloy bar materials proposed by the present invention or wire rod.
Embodiment
Technical scheme is described further with reference to the accompanying drawings and examples.
The continuous solution hardening device of Cu-Cr-Zr alloy bar materials or wire rod is by drive system, temperature-controlling system, sensing heating System, quenching cooling system and gas protection system composition.
The drive system is made up of push rolls 1 and carry-over pinch rolls 5, for controlling Cu-Cr-Zr alloy bar materials or wire rod even Steadily moved during continuous solution hardening, it is characterized in that groove is carved with roll surface position, be adapted to the mm bars of diameter 6 ~ 100 or wire rod Clamping, delivery speed adjustable range is 20 ~ 10000 mm/min；
The temperature-controlling system is controlled by common temperature thermocouple or Non-contacting Infrared Thermometer and temperature display record, PLC Warm module（6 and 7）Deng composition, for the temperature control during Cu-Cr-Zr alloy bar materials or the continuous solution hardening of wire rod, temperature It is 100 ~ 1200 DEG C to spend scope；
The induction heating system is made up of intermediate frequency induction heating device 2 and high-frequency induction heating apparatus 3, and Medium frequency induction adds Thermal is made up of the kHz of frequency 1 ~ 10, the kW of rated power 30 ~ 200 medium frequency induction power supply and induction coil, and high-frequency induction adds Thermal is made up of the power supply and induction coil that frequency is 30 ~ 80 kHz, rated power is 30 ~ 150 kW, Frequency Induction Heating Section length is 0.5 ~ 50 m, and high-frequency induction heating section length is 30 ~ 1000 mm.
The quenching cooling system 4 to Cu-Cr-Zr alloy bar materials or wire rod force cold using cool water shower device But, water-carrying capacity is 50 ~ 800 L/h；The quenching cooling system 4 can also use direct Water cooling mode.
The gas protection system is by quartz glass tube and inert gas（Such as argon gas）Device for blowing forms, to prevent Cu- The oxidation of Cr-Zr alloy bar materials or wire rod during solid solution.
Embodiment 1：The solution hardening of the mm Cu-1.2%Cr-0.16%Zr alloy bar materials of diameter 30
The continuous solution hardening device basic parameter for implementing the Cu-Cr-Zr alloy bar materials of this is：Temperature-controlling system is using non- Contact infrared radiation thermometer and PLC temperature control modules；Intermediate frequency induction heating device is by the kHz of frequency 3, the kW of rated power 45 intermediate frequency Induction power supply and induction coil form, high-frequency induction heating apparatus by frequency is 50 kHz, rated power is 45 kW power supply with Induction coil forms, and Frequency Induction Heating section length is 2 m, and high-frequency induction heating section length is 50 mm；Using cool water shower Device carries out pressure cooling to bar, and water-carrying capacity is 80 L/h；Cu-Cr-Zr alloy bar material solution treatment process is protected using argon gas Shield.
The technique for implementing this is：
（1）By a diameter of 30 mm, containing 1.2 wt% Cr, 0.16 wt% Zr, impurity<0.2 wt% Cu-Cr-Zr alloys Bar is placed in the drive system of arrival end, and argon gas is passed through into gas protection system；
（2）Start temperature-controlling system and drive system, delivery speed are set as 100 mm/min, heating in medium frequency area and high frequency add Hot zone temperature is set as 960 DEG C；
（3）The delivery speed of Cu-Cr-Zr alloy bar materials is controlled, makes delay of its any heating position in heating in medium frequency area Time is 20 min；
（4）Cu-Cr-Zr alloy bar materials or wire rod behind high-frequency induction heating area by carrying out jet hardening.
The uniformity and uniformity of solid solution state Cu-Cr-Zr alloy structure performances prepared by the technique are better than using resistance Stove handles sample, and the technique can realize the continuous solution hardening processing of Cu-Cr-Zr alloys, substantially increase production efficiency.
Embodiment 2：The solution hardening of the mm Cu-1.0%Cr-0.08%Zr alloy bar materials of diameter 50
The continuous solution hardening device basic parameter for implementing the Cu-Cr-Zr alloy bar materials of this is：Temperature-controlling system is using non- Contact infrared radiation thermometer and PLC temperature control modules；Intermediate frequency induction heating device is by the kHz of frequency 3, the kW of rated power 45 intermediate frequency Induction power supply and induction coil form, high-frequency induction heating apparatus by frequency is 50 kHz, rated power is 45 kW power supply with Induction coil forms, and Frequency Induction Heating section length is 2.4 m, and high-frequency induction heating section length is 80 mm；Sprayed using cooling water It is 100 L/h that shower device carries out forced cooling water flow to bar；Cu-Cr-Zr alloy bar materials heat treatment overall process uses argon gas Protection.
The technique for implementing this is：
（1）By a diameter of 50 mm, containing 1.0 wt% Cr, 0.08 wt% Zr, impurity<0.2 wt% Cu-Cr-Zr alloys Bar is placed in the drive system of arrival end, and argon gas is passed through into gas protection system；
（2）Start temperature-controlling system and drive system, delivery speed are set as 80 mm/min, heating in medium frequency area and high frequency add Hot zone temperature is set as 980 DEG C；
（3）The delivery speed of Cu-Cr-Zr alloy bar materials or wire rod is controlled, makes its any heating position in heating in medium frequency area Holdup time be 30 min；
（4）Cu-Cr-Zr alloy bar materials or wire rod behind high-frequency induction heating area by carrying out jet hardening.
The uniformity and uniformity of solid solution state Cu-Cr-Zr alloy structure performances prepared by the technique are better than using resistance Stove handles sample, and the technique can realize the continuous solution hardening processing of Cu-Cr-Zr alloys, substantially increase production efficiency.
Embodiment 3：The solution hardening of the mm Cu-0.6%Cr-0.04%Zr alloy wires of diameter 10
The continuous solution hardening device basic parameter for implementing the Cu-Cr-Zr alloy bar materials of this is：Temperature-controlling system is using non- Contact infrared radiation thermometer and PLC temperature control modules；Intermediate frequency induction heating device is by the kHz of frequency 3, the kW of rated power 45 intermediate frequency Induction power supply and induction coil form, high-frequency induction heating apparatus by frequency is 50 kHz, rated power is 45 kW power supply with Induction coil forms, and Frequency Induction Heating section length is 1.5 m, and high-frequency induction heating section length is 30 mm；Sprayed using cooling water It is 60 L/h that shower device carries out forced cooling water flow to bar；Cu-Cr-Zr alloy bar materials are heat-treated overall process and protected using argon gas Shield.
The technique for implementing this is：
（1）By a diameter of 10 mm, containing 0.6 wt% Cr, 0.04 wt% Zr, impurity<0.2 wt% Cu-Cr-Zr alloys Bar is placed in the drive system of arrival end, and argon gas is passed through into gas protection system；
（2）Start temperature-controlling system and drive system, delivery speed are set as 100 mm/min, heating in medium frequency area and high frequency add Hot zone temperature is set as 950 DEG C；
（3）The delivery speed of Cu-Cr-Zr alloy bar materials or wire rod is controlled, makes its any heating position in the stagnant of heating zone It is 15 min to stay the time；
（4）Cu-Cr-Zr alloy bar materials or wire rod behind high-frequency induction heating area by carrying out jet hardening.
The uniformity and uniformity of solid solution state Cu-Cr-Zr alloy structure performances prepared by the technique are better than using resistance Stove handles sample, and the technique can realize the continuous solution hardening processing of Cu-Cr-Zr alloys, substantially increase production efficiency.

Claims (7)

  1. A kind of 1. continuous solution hardening device of Cu-Cr-Zr alloy bar materials or wire rod, it is characterised in that the quenching unit bag Include drive system, temperature-controlling system, induction heating system, quenching cooling system and gas protection system；
    The drive system includes push rolls and carry-over pinch rolls, for controlling Cu-Cr-Zr alloy bar materials or wire rod to be quenched in continuous solid solution Steadily moved during fire；
    The temperature-controlling system connects induction heating system, controls induction heating system to be heated simultaneously for collecting temperature；
    The induction heating system is placed in the Cu-Cr-Zr alloy bar materials or wire rod the week side of boss, during the induction heating system includes Frequency induction heating apparatus and high-frequency induction heating apparatus；The quenching cooling system is placed in the induction heating system end；
    The gas protection system is used to provide inert gas shielding environment during continuous solution hardening.
  2. 2. the continuous solution hardening device of a kind of Cu-Cr-Zr alloy bar materials according to claim 1 or wire rod, its feature It is, the intermediate frequency induction heating device is connected with the high-frequency induction heating apparatus, and the intermediate frequency induction heating device is by frequency Rate 1-10kHz, rated power 30-200kW medium frequency induction power supply and induction coil form, the high-frequency induction heating apparatus by Power supply and the induction coil composition that frequency is 30-80kHz, rated power is 30-150kW, Frequency Induction Heating section length are 0.5-50m, high-frequency induction heating section length are 30-1000mm.
  3. 3. the continuous solution hardening device of a kind of Cu-Cr-Zr alloy bar materials according to claim 1 or wire rod, its feature It is, the roll surface of the push rolls and carry-over pinch rolls is carved with groove；The Cu-Cr-Zr alloy bar materials or gauge or diameter of wire are 6- 100mm；The delivery speed of the drive system is 20-10000mm/min.
  4. 4. the continuous solution hardening device of a kind of Cu-Cr-Zr alloy bar materials according to claim 1 or wire rod, its feature It is, the temperature-controlling system includes temperature thermocouple, Non-contacting Infrared Thermometer, temperature indicating device and PLC temperature control modules；
    It is 100-1200 DEG C that the control system, which controls the scope of temperature,.
  5. 5. the continuous solution hardening device of a kind of Cu-Cr-Zr alloy bar materials according to claim 1 or wire rod, its feature It is, the quenching cooling system includes spraying cooling mode and direct Water cooling mode；
    When the quenching cooling system is cooled down, water-carrying capacity 50-800L/h, and water-carrying capacity and Cu-Cr-Zr alloy radiuses Square, delivery speed and alloy temperature it is directly proportional.
  6. 6. the continuous solution hardening device of a kind of Cu-Cr-Zr alloy bar materials according to claim 1 or wire rod, its feature It is, the gas protection system includes quartz glass tube and inert gas is blown into device.
  7. 7. a kind of continuous solution hardening method of Cu-Cr-Zr alloy bar materials or wire rod, using one of the claims 1-6 institutes The continuous solution hardening device stated, it is characterised in that comprise the following steps：
    (1) by a diameter of 6-100mm, containing 0.1-1.6wt%Cr, 0.02-0.20wt%Zr, impurity ＜ 0.2wt% Cu-Cr- Zr alloy bar materials or wire rod are placed on push rolls arrival end, and argon gas is passed through into gas protection system；
    (2) start temperature-controlling system and drive system, delivery speed are set as 20~10000mm/min, heating in medium frequency area and high frequency Heating Zone Temperature is set as 900~1070 DEG C；
    (3) delivery speed of Cu-Cr-Zr alloy bar materials or wire rod is controlled, makes its any heating position in the stagnant of heating in medium frequency area It is 5~30min to stay the time；
    (4) Cu-Cr-Zr alloy bar materials or wire rod are completed continuous by being sprayed water or being worn water quenching behind high-frequency induction heating area Solution hardening.
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