Helical rack and pinion CHTM02020-DIN8
precisionlinear

Helical rack and pinion - CHTM02020-DIN8 - Yuan Yi Chang Machinery Co., Ltd. (YYC) - precision / linear
Helical rack and pinion - CHTM02020-DIN8 - Yuan Yi Chang Machinery Co., Ltd. (YYC) - precision / linear
Helical rack and pinion - CHTM02020-DIN8 - Yuan Yi Chang Machinery Co., Ltd. (YYC) - precision / linear - image - 2
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Characteristics

Teeth
helical
Other characteristics
precision, linear
Length

Min.: 1,920 mm
(75.591 in)

Max.: 2,035.75 mm
(80.148 in)

Description

Product overview
  • Helical milled rack, model CHTM02020-DIN8
  • Material: S50C (no heat treatment, tooth surface milled)
  • Module: 2 · Right-hand helix angle: 19°31'42"
  • Teeth treatment: Milled · Quality: DIN 8 · Length: 2000.00 mm (range 1920–2035.75 mm)


Technical data
  • Tooth profile: Helical
  • Product code: CHTM
  • Module (M): 2
  • Teeth treatment: Milled
  • Quality (Q): DIN 8
  • Material: S50C
  • Length range (L): 1920–2035.75 mm · Length (L): 2000.00 mm
  • L2: 8.9 mm · No. of teeth (Z): 300
  • Width (B): 25 mm · Height (A0): 24 mm · Pitch line height (A1): 22 mm
  • D: 62.5 mm · I: 125
  • No. of bores: 16 · A: 8 mm
  • ød1: 7 mm · øD: 11 mm · E: 7 mm · D1: 31.7 mm · I1: 1936.6 mm · ød2: 5.7 mm
  • Chamfer (f): 2 mm · Total pitch error (Fp): 0.078 mm/m
  • Max feed force range (kN): ≦10 · Max feed force (kN): 1.53
  • Weight: 8.2 kg · Right-hand helix angle (β): 19°31'42"


Applications and advantages
  • Suitable for moderate-precision linear drive applications: CNC machines, automated doors, warehouse handling systems
  • Helical profile improves load distribution and reduces engagement noise compared with straight-tooth racks
  • Precision DIN 8 and controlled total pitch error (0.078 mm/m) for consistent linear motion
  • Cost-effective solution when surface milling is sufficient and heat treatment is not required

Other Yuan Yi Chang Machinery Co., Ltd. (YYC) products

Rack

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