How To Replace the Barrel in Injection Molding Machine
Replace the barrel by following the procedure below.
1) Swivel the injection unit.
2) Withdraw the screw by referring to the previous section.
3) Remove heater cover, thermocouples, and heater cables.
DANGER:
Be sure to check that the power is turned off, before removing heaters and heater cables for barrel replacement.
Be sure to check that the power is turned off, before removing heaters and heater cables for barrel replacement.
4) Remove the barrel set bolts with the barrel suspended by wires hooked on the eye bolts.
5) Draw the barrel forward and remove it while suspending.
NOTE:
Reverse the procedure of removing to install the barrel.
Reverse the procedure of removing to install the barrel.
6) Tighten clamp bolts
After replacing screw and barrel, return injection unit and base to machine-center. Refer to the instruction manual “Appendix”, to tighten clamp bolts with proper torque. The clamp bolt tighten with excessive torque causes offset of nozzle-center.
By TOSHIBA MACHINE CO.,LTD.
