ultimaker 2 – Спецификации и настройки

Спецификации

• Производител: Ultimaker B.V.
• Технология: FDM
• Клас: experimenter

Чести проблеми и решения

Stringing

Thin, web-like plastic strands appearing between separate parts of the printed object due to oozing from the Bowden hotend [1]. Solution: Dry the filament for 4-6 hours, increase retraction distance by 1-2 mm (critical for Bowden setups), reduce nozzle temperature by 5°C, and increase travel speed to 200 mm/s to effectively break the filament ooze [2, 3]. Решение:

Warping

The corners or edges of the print detach from the build plate and curl upwards due to uneven cooling and thermal stress, especially with ABS materials [3]. Solution: Increase the bed temperature by 5°C, add a 5-10 mm Brim in Cura, use an enclosure or the front door add-on, and apply an adhesive like a glue stick directly to the glass plate [2, 4]. Решение:

Under-extrusion

The system supplies less plastic than needed, resulting in thin, fragile walls and structural gaps. A notorious issue if the Bowden tube degrades or the PTFE coupler chars [5, 6]. Solution: Perform a ‘Cold pull’ (Atomic pull) procedure to clean the nozzle, calibrate the extruder’s E-steps, and check the knurled extruder gear tension on the back of the machine [2, 6]. Решение:

Подходящи приложения

• Rapid Prototyping: Integral in Product Design and Development. Allows engineers to create quick physical models to verify form, fit, and ergonomics within hours instead of days [7, 8].
• Jigs and Fixtures: In Automotive and Manufacturing, producing custom, small-batch tools and templates to assist in assembly line consistency [7, 8].
• Educational Projects: Due to its reliability, it is highly adopted in Education to produce interactive models for STEM laboratories to teach 3D printing and engineering principles [7, 8].