About Our Products

   
  Among various watch assembly machines, hand-setting machines, winding-stem-cutting and crown-firring machines, glass-gluing machine, and
  assembly lines share the greatest demand. As efficient and reliable machines and assembly lines share the greatest demand. As efficient and reliable
machines are essential for watch manufacturers to maintain quality and increase production rate, watch assembly machines offered in the market feature
precision, simple operation, and high production rate and test machine.
 
Hand-setting machines are variegated into the 3-centre-hand, small-second-hand and chrono-hand types. We will depths of the crowns screwed, while
built-in waste removers keep the environment clean. Abrasive or diamond grinders are employed in cutting stems. We offer automatic adhesive drop
and adjustable chucks.
 
Assembly lines include all machines basically required for completing a watch. Coming with CCD TV check and dust removers usually, we are reported
to be well-received. And supply easy assembly line, the selling price is HK$28,000.00 up.
Operation procedures are simplified into a few steps: adjusting the settings, positioning the parts to be assembled and pushing the start button. In this
way , even workers without technical qualification are able to handle the operation.
Guarantee period is from one to two years while after-sales services with on-site instructions are generally provided. Power supply of the machines is
either 110 V or 220 V. Prices depend on the machine type and model

  Types and Designs
Hand-setting machine
  manual or semo-auto
  a single machines sets 7 hands
  hands are auto-set to 12-hour positions
Machine for test of whole watch and watch case
  Vacuum
  watch pressure
Pneumatic winding-stem-cutting and crown-fitting machine
  stem chucks adjustable
  auto glue drop
  built-in waste removers
Cover assembly machine
semi-automatic
manual
Glass-glue drop
  adjustable case stand available
  adaptable to case of polygon shapes
Semi-automatic drill for cover assembly
Watch assembly line
  CCD check and dust removers are used
 
Watch Band
1. Leather / metallic watch bands
  Traction test (150/200N force applied)
  Inspect band & spring bar for damage / distortion forwards
   
3. Vibration test (18 hours)
  Inspect band and head for damage / distortion forward
   
   
2. Shaking test (50,000 cycles)
  Inspect band for damage / distortion
   
   
4. Pull button for cycle test
   
5. Opening-closing test for clasps(5,000cycles) Measure force required before and after cyclic testing
   
Machine for test of water resists for watch case


Prime Precision Engineering Ltd.
Year Established: 1993
Products: Watch and clock assembly machines, testers and IC pick and put machine Workforce: 25
Production:
determine by the order
Contact: Hong Kong Ms. Chow Tel: (852) 2758 8100 (3Lines) Fax.:: (852)2759 1610
  China Mr. Yeung Tel: (0755) 5800 533



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  精日科技工程有限公司 Tel : (852) 2758 8100
  PRIME PRECISION ENGINEERING LTD Fax: (852) 2758 1620

  香港沙田火炭坳背灣街33-35號, 世紀工業中心三字樓L室
  Flat L, 3/F Century Ind. Centre, 33-35 Au Pui Wan Street, Fotan, Shatin, Hong Kong.
>> Email Address : ngan-ppe@my.ismart.net <<