Qinbrolly
中文

Umbrella plastic part

Auto Open-Close Folding Handle

Overview

Made by
Qinxi in-house
Materials
ABS, PP, TPR (soft overmould), Rubber coating
Finish options
Matte / gloss texture, Rubberised coating, Pad print or laser-engraved logo, Custom Pantone colour

Manufacturing process & quality control points

Qinxi in-houseSupply chain / partnersIn-house or supply chain
  1. 1

    Product design & engineering

    Qinxi in-housePlastic Injection Molding

    Handle geometry is designed around the control head, return spring and button travel; this is where one-hand ergonomics and the anti-pinch behaviour are decided.

    Quality control points

    • Mechanism travel & clearance · Design review + 3D printed or prototype sample fit · Each new project
  2. 2

    Mould development

    Qinxi in-housePlastic Injection Molding

    Injection mould with slides for the button window and spring seat.

    Quality control points

    • Button window & spring seat dimension · CMM / gauge on first-off samples · First article
  3. 3

    Injection moulding

    Qinxi in-housePlastic Injection Molding

    ABS or PP injected, optional TPR overmould for grip.

    Quality control points

    • Dimension · Caliper / gauge per drawing · First article + 1 pc per 2 h
    • Short shot, flash, sink · Visual · 100%
  4. 4

    Decorating

    Supply chain / partners

    Logo applied by pad printing, heat transfer or laser engraving.

    Quality control points

    • Logo position & adhesion · Visual + tape adhesion check · First article + AQL per lot
  5. 5

    Assembly to shaft & function test

    Supply chain / partners

    Handle is riveted or threaded to the shaft and tested for button force, retention and cycling.

    Quality control points

    • Button force · Push-pull gauge; reference: max 70 N, min 10 N per GB/T 23147-2018 · 5 pcs per batch
    • Handle retention · Static pull test; reference 150 N for shaft-to-handle per GB/T 23147-2018 · 5 pcs per batch
    • Open-close cycling · Cycle to buyer spec (reference: 400 cycles for auto open-close per GB/T 23147-2018) · 5 pcs per batch

Used in

Automatic Open-Close 3-Fold Umbrella

Relevant compliance

Get a quote for Auto Open-Close Folding Handle

Custom materials, finishes and logos available. Send your drawing or sample.

Request a quote