PCBA Consumer Electronics Yarn Winder SMT Printed Circuit Board Assembly

PCBA Images

About TECircuit

Found: TECircuit has been operating since 2004.

Location: An electronics manufacturing service(EMS) provider located in Shenzhen China.

Item: Customizable EMS PCB, offers a full range of one-stop shop services.

Service: Printed Circuit Board (PCB)and Printed Circuit Board Assembly(PCBA), Flexible Printed Circuit Board(FPC), Components Sourcing, Box-Building, Testing.

Quality Assurance: UL,ISO 9001, ISO 14001, ISO 13485, ITAF 16949 andcomplied with ROHS and REACH.

Factory Pictures:
Company's own plant : 50,000 sqm; Employees : 930+; Monthly production capacity : 100,000 m2

PCBA Applications

• Skein to Ball Winding: Converts loose yarn into compact balls.

• Tangle Untangling: Fixes messy or knotted hanks.

• Color Blending: Twists multiple strands for custom colors.

• Tension Control: Prevents overstretching delicate fibers.

• Studio Fiber Prep: Supports knitting and weaving workflows.

• Retail Batch Winding: Packages bulk yarn for sale.

• Hand-Dyed Yarn Handling: Winds damp or freshly dyed strands.

PCBA Features

1. Motor Speed Control: Adjusts RPM for different yarn thickness.

2. Hall Rotation Sensor: Counts turns for length display.

3. Tension Arm Feedback: Maintains constant pull on incoming yarn.

4. Break Detection: Laser or photo sensor stops motor on knots/jams.

5. LCD Display Driver: Shows length, speed, and mode.

6. Traverse Motor Control: Moves yarn guide evenly across bobbin.

7. Microcontroller: Stores preset yardage and speed profiles.

8. Foot Pedal Input: Enables hands‑free start/stop.

9. Jam Protection: Auto‑stops on spool lock or blockage.

10. Compact Power Supply: Works from standard wall adapter.

FAQ

​PCB & PCBA Description​