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    Home > Chemicals Industry > New Chemical Materials > BASF cooperates with two companies to develop thermoplastic polymer manufacturing units

    BASF cooperates with two companies to develop thermoplastic polymer manufacturing units

    • Last Update: 2021-10-25
    • Source: Internet
    • Author: User
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    Creating the future of polymer innovation starts with understanding the chemical and mechanical properties of materials and processing conditions
    .
    At BASF's injection and extrusion pilot plant in Ludwigshafen, Germany, Sumitomo (SHI) Demag's latest all-electric fully automatic injection unit provides groundbreaking and repeatable results in more than 4,000 test settings per year
    .
    ? BASF's high-performance materials division cooperated with Sumitomo (SHI) Demag and H + S Automatisierung to use its engineering capabilities and technical resources to create an innovative production unit for the development and research and production of various thermoplastic polymers and compounds Of test samples
    .
    ? Sumitomo (SHI) Demag's ultra-precision Intelect 1000 kN injection molding machine is the core of the production unit
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    The device was selected for its compact design, high energy efficiency and repeatability, and 30 researchers also welcomed Intelect's enhanced welfare and safety features
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    These include advanced solutions for automatic die change and low noise emissions, as well as fully digital robotic processing solutions
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    ? In terms of operational safety and efficiency, the linear SDR 5-35S robot has two uses
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    A new feature is the fully automated selection and placement of 12 replaceable mold inserts from the magazine located in the unit
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    After the part is formed, the multifunctional gripper on the robot gently extracts the sample from the mold and transfers it to the small six-axis articulated arm Yaskawa GP8 robot, which uses a servo spindle to drive the punch precisely from the gate Cut the sample
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    ? BASF integrates existing core concepts and special functions into the injection unit
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    The device also includes an existing thermal temperature control unit and a new digital manufacturing execution system (MES) to map each test sequence
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    ? The temperature is too high to be processed? Many samples processed by the BASF Technology Center are high-temperature thermoplastics, fiber-reinforced, and usually flame-retardant
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    Therefore, the melting temperature can be as high as 400 °C and the mold temperature can be as high as 180 °C
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    ? At any time, the side magazine of the Intelect 1000 kN injection molding machine can be equipped with 12 replaceable inserts, which can then be automatically changed into the injection molding machine
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    By combining the HB-Therm temperature control system with the machine control of Sumitomo (SHI) Demag, the mold can safely and efficiently complete the automatic mold change blade even when the mold is running at high temperatures
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    ? Sumitomo (SHI) Demag Senior Automation System Engineer Markus Hausmann explained: "In order to ensure that the SDR robot can safely take out the mold core, we need to reduce the temperature to 80°C and depressurize the insert
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    Our machine The control must interact seamlessly with BASF's MES
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    " BASF's MES will notify the production unit to arrange the next mold application when the current sample production is about to end
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    After the injection process is stopped, the integrated temperature control unit interface directs the cooling of the mold insert
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    ? Then, synchronize the replacement mold core with the unit control through the output and input signals, and transmit the new mold data record through the robot interface
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    After replacing the core, the temperature control unit heats up again
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    Once the target temperature is reached, automatic operation will resume and a new mold data record will be initiated
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    ? Precise punching? For BASF, solving the punching problem is one of the greatest engineering achievements
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    Due to its wide range of applications, BASF tests a wide range of materials-from soft and tough to hard and brittle polymers
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    There are also many different sample geometries, including thicknesses ranging from 0.
    8 mm to 4 mm
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    All BASF test samples are manufactured in accordance with the ISO 294 standard
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    The standard specifies the accuracy of the runner system and the specific requirements that each sample geometry must meet
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    ? Multi-function holder ensures that all sample geometries can be accurately placed on the punching plate
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    This is very complicated in itself, because many BASF materials have high fiber glass content, which may cause distortion
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    ? As a pilot test center, the BASF research team usually sets up 20 test settings on this machine every day
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    This means that the control program of the unit must be adapted to different materials, sample geometries, temperatures and processing parameters
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    Every setting of the operation will be recorded and recorded electronically
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