+86 133 0307 8975
Jan. 14, 2026
The steel bar induction hardening production line is an automated production line specifically designed for heat treatment quenching of steel bars. The following is a detailed introduction to the steel bar heat treatment quenching production line:
1、 Main components
Loading mechanism: responsible for feeding the steel bars to be processed into the production line.
Conveyor roller conveyor: The workpiece rotates while feeding at a uniform speed on the conveyor roller conveyor to ensure more uniform heating. Conveyor rollers are usually controlled by frequency conversion, with adjustable speed and smooth operation.
Quenching heating device: Using the principle of medium frequency electromagnetic induction heating, the steel rod is heated to the quenching temperature. The device includes an induction coil and an intermediate frequency power supply. By generating an alternating electromagnetic field in the induction coil through alternating current, an alternating current is induced inside the steel rod to achieve heating.
Cooling device: Water spray cooling or other cooling methods are usually used to rapidly cool the heated steel rod to obtain the required hardness and structure.
Tempering heating and insulation device: used to reduce brittleness caused by quenching and improve toughness. The tempering process is usually carried out at a lower temperature and lasts for a certain period of time.
Discharge mechanism: responsible for taking out the processed steel bars from the production line.
PLC control panel: centrally controls the entire tempering equipment, including variable frequency speed regulation, temperature control, etc., to achieve automated operation.

2、 Technical features
Efficient and energy-saving: Adopting medium frequency induction heating method, the heating speed is fast and the energy consumption is low.
Precise control: Through advanced temperature control system and PLC control panel, precise control of heating temperature, cooling speed and other parameters can be achieved.
High degree of automation: The entire production line adopts an automated control system to achieve full process automation operations such as automatic feeding, heating, quenching, tempering, and discharging.
Strong adaptability: Suitable for steel bars of various materials and specifications, such as carbon structural steel, alloy structural steel, etc.
Good surface quality: During the quenching process, the surface of the steel rod is rapidly heated and cooled, forming a dense martensitic structure, which improves the surface hardness and wear resistance.
Energy saving and environmental protection: The noise and pollution generated during the operation of the equipment are relatively small, which meets environmental protection requirements.
The steel bar induction hardening production line is widely used in the fields of mechanical manufacturing, automobile manufacturing, aerospace, weapon manufacturing, etc., for producing various high-strength and high hardness steel bar products, such as shafts, gears, tools, etc.




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Overseas manager: Tom Wang
Email:tom@foreverfurnace.com
Phone/Wechat/Whatsapp:+86 13303078975
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Tel.:+86 133 0307 8975
E-mail: tom@foreverfurnace.com
WhatsApp: +86 133 0307 8975
Add.: Wuqiao Economic Development Zone, Hebei Province, China, Cangzhou, Hebei, China
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