During the injection molding process, the fluctuation of mold temperature often directly affects the dimensional stability, surface finish and mechanical properties of plastic products. The injection molding machine mold temperature controller can not only reduce the defect rate, but also greatly improve the production cycle by accurately adjusting and continuously stabilizing the temperature, which is particularly suitable for high-intensity continuous operation scenarios.
The device can automatically control the mold temperature to fluctuate very little within the set range, ensuring that the plastic has the best viscosity flow state during the filling and cooling process, thereby ensuring that the product reaches the ideal state in terms of shrinkage, deformation and stress distribution.
This injection molding machine mold temperature controller supports two core working modes: water circulation mode and oil circulation mode, to adapt to the process requirements of different temperature ranges, different raw materials and different mold structures.
Mode comparison list:
Mode Name | Applicable Temperature Range | Thermal Conductivity | Application Fields | Energy Consumption | Temperature Control Accuracy |
---|---|---|---|---|---|
Water Circulation Mode | Room temperature to around 120°C | High | General plastics, daily-use injection molding | Low | ±1°C |
Oil Circulation Mode | 120°C ~ 300°C | Moderate | High-temperature engineering plastics, elastomers, precision components | Slightly high | ±0.5°C |
Mode name Applicable temperature range Thermal conductivity efficiency Application field Energy consumption performance Temperature control accuracy
Water circulation mode Room temperature to about 120°C Higher General plastics, daily necessities injection molding Lower ±1°C
Oil circulation mode 120°C ~ 300°C Medium High temperature engineering plastics, elastomers, precision structural parts Slightly higher ±0.5°C
Water circulation mode: efficient and stable, suitable for conventional plastic products
Water has good thermal conductivity and can quickly exchange heat in the medium and low temperature range. The water circulation mode is suitable for most conventional plastic products, such as PP, PE, ABS, etc. This mode supports rapid heating and cooling, effectively avoiding local temperature differences in the mold, and ensuring the consistency and batch quality of injection molded products.
Advantages include:
Fast heating and cooling speed, suitable for fast-paced production lines
Low energy consumption, obvious advantages in operating cost control
Easy system maintenance, suitable for most injection mold structures
Oil circulation mode: precise temperature control, serving high-performance injection molding needs
For injection molding scenarios that require high-temperature processes or special materials (such as PA, PPS, LCP, TPU, etc.), the boiling point limit of water makes it difficult to do so, and the oil circulation mode shows its unique advantages.
As a heat transfer medium, thermal oil has higher thermal stability and lower volatility, and can achieve long-term stable operation without degradation. It is especially suitable for: high-temperature plastics, high-precision component molding, molds with large wall thickness differences, strict cooling speed requirements, and multi-cavity complex products with high mold temperature sensitivity
This mode not only has high temperature control accuracy and small temperature difference fluctuations, but also can significantly improve the appearance quality and dimensional consistency of high-end injection molded parts.
This injection molding machine mold temperature controller is widely used in the following fields due to its flexible configuration and stable performance:
Automotive injection molding parts: such as headlight housings, bumpers, and interior parts, which require high temperature and high precision control
Electronics and communications: such as mobile phone cases, connectors, and structural frames, which have strict requirements on dimensional accuracy
Home appliance industry: high-gloss and traceless plastic parts, transparent panels, temperature control stability affects surface quality
Medical industry: precision injection molding parts, syringe housings, etc., require low residue and high cleanliness
In addition to precise temperature control capabilities, the equipment also has the following technical advantages:
Intelligent operation interface: preset multi-stage temperature control programs, support touch adjustment and remote monitoring
The temperature controller is equipped with a modern intelligent operating system. Users can preset multi-stage temperature control curves according to different mold and product requirements to achieve automatic switching of the entire process of heating, insulation, and cooling, avoid human errors, and improve production stability. The interface adopts a high-definition touch screen design, which is intuitive and convenient to operate. It also supports remote control and real-time data viewing. It can remotely retrieve temperature curves, operation records, alarm information, etc. through the network or industrial Internet of Things platform to achieve intelligent centralized management, which is particularly suitable for automated production lines or unattended workshops.
Energy-saving pump system: automatically adjust power output according to load to reduce ineffective energy consumption
The equipment has a built-in high-efficiency energy-saving pump group with variable frequency control function. It can intelligently adjust the output power of the pump according to the current load, temperature difference and other operating conditions, effectively reducing energy waste while ensuring heat exchange efficiency. Especially under non-high load conditions, the system can significantly reduce operating power, reduce operating noise, and extend the service life of the equipment. Compared with traditional constant power systems, this energy-saving pump system can save up to 30% of electricity, comprehensively improving the energy efficiency level and green production capacity of injection molding companies.
Safety protection system: with over-temperature alarm, water shortage power off, oil leakage protection and other functions
To ensure the long-term safe operation of the equipment under various working conditions, the controller has built-in multiple safety protection mechanisms, including temperature over-limit alarm system, water shortage automatic power off device, over-voltage and over-current protection, and thermal oil leakage automatic shutdown alarm. Once an abnormal situation occurs, the system will immediately stop running and issue a warning through a buzzer, indicator light or remote signal, effectively avoiding equipment failure, production interruption or safety accidents caused by overheating, dry burning or liquid leakage. Provide users with all-round risk prevention and control protection.
Compact structure and high compatibility: compatible with mainstream injection molding machine brands, easy installation and maintenance
The temperature control device fully considers the actual use scenario in structural design, adopts an integrated compact body, occupies a small area, and is convenient for flexible layout in the injection molding workshop. The standardized interface design can be quickly connected to more than 90% of the mainstream brands of injection molding machines on the market without the need for additional adapters. In terms of daily maintenance, the modular component design is easy to disassemble and maintain, and core components such as pump groups, electric heaters, and cooling circuits are equipped with visual status monitoring to reduce maintenance downtime and improve overall operation efficiency.
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