Harmonic Drive LLC | 247 Lynnfield St. Peabody, MA 01960 | 800-921-3332
Harmonic Drive and Harmonic Planetary are registered trademarks of Harmonic Drive LLC.


HPG with Rack & Pinion

High-Precision Planetary Gearhead HPG Series + Rack & Pinion

  • High accuracy helical rack and pinion
  • Higher positioning accuracy
  • Runout accuracy of the pinion gear installed on the gearhead is 15μm or less
  • Low noise and vibration due to ground finish helical rack and pinion


Quick Specs

Helix angle: 19.5283°
Rack: Induction hardened and ground
Module 2 x 500 mm, 1000 mm
Module 3 x 500 mm, 1000 mm
Pinion: Carburized and ground
Module 2 Number of teeth 35, 40, 45
Module 3 Number of teeth 31, 35, 40

Brochure

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Ordering Code - RACK

RK 3 - 1000 - HQ 03 - 1 R 1 - TYPE
1 2 3 4 5 6 7 8 9

1. Model Name: RK: Rack
2. Module: 2: 2 mm
3: 3 mm
3. Length: 500: 500 mm
1000: 1000 mm
4. Heat treatment: HQ: Induction hardening
5. Accuracy code: 03: High accuracy
6. Installation pitch: 1: 125 mm
2: None
3: Special
7. Flank Direction: R: Right
8. Helix Angle: 1: 19.5283°
9. Specifications: Blank: Standard
SP: Special

Ordering Code - PINION EQUIPPED GEARHEAD

HPG – 32R - 05 - Z 35 XXXX - TYPE
1 2 3 4 5

1. Gearhead:
(Model name, size,
design revision)
HPG-32R
HPG-32A
HPG-50A
2. Reduction Ratio:
(2-digit numbers)
03, 04, 05, 06, 07, 08, 09,
10, 11, 15, 21, 33, 45
3. Number of teeth
of pinion gear:
31, 35, 40, 45
4. Motor Adaptation Detail: Motor manufacturer and model number
5. Specifications: Blank: Standard
SP: Special
BL1: Backlash 1 arc-min type, etc.

3-Unit Combination List

Gearhead Speed Reducer HPG-32R HPG-32A HPG-50A
Incorporated Gear Helical gear Spur gear Spur gear
Reduction Ratio 3, 4, 5, 6, 7, 8, 9, 10 3, 5, 11, 15, 21, 33, 45 3, 5, 11, 15, 21, 33, 45
Backlash Standard: 3 arc-min or less/Optional: 1 arc-min or less
Pinion Module 2 2 3
Pressure Angle 20 °
Helix Angle 19°31’42” (19.5283°)
Flank Direction Left
Heat Treatment Carburized and ground
Tooth Surface Finishing Grinding
Gear Accuracy JIS N5 class (equivalent to DIN Q6)
Rack Module 2 2 3
Pressure Angle 20 °
Helix Angle 19°31’42” (19.5283°)
Flank Direction Left
Heat Treatment Carburized and ground
Tooth Surface Finishing Grinding
Individual Pitch Deviation L 500 mm : 6.0 μm
L 1000 mm : 6.5 μm
L 500 mm : 6.5 μm
L 1000 mm : 7.0μm
Total Pitch Deviation L 500 mm : 24 μm
L 1000 mm : 32 μm
L 500 mm : 25 μm
L 1000 mm : 33 μm

Specifications of the HPG Rack & Pinion System

Gearhead Series Module [mm] Number of teeth of pinion gear

Limit for linear thrust

[N]

Limit for repeated peak torque

[N.m]

Limit for momentary torque

[N.m]

Limit for transportation speed

[m/min]

*for R = 5

Mass of pinion gear

[kg]

Induction hardening rack Induction hardening rack

HPG-32R

HPG-32A

2 35 5400 200 400 280 1.37
40 5500 233 450 320 1.62
45 5600 267 500 360 1.79
HPG-50A 3 31 9800 483 1100 279 3.14
35 9900 551 1150 315 3.62
40 10000 636 1150 360 4.16

Rack Dimensions

Module

m

[mm]

Pitch

Pt

[mm]

Length

L

[mm]

Number of teeth

Z

a

[mm]

a1

[mm]

B

[mm]

d1

[mm]

d2

[mm]

d3

[mm]

hB

[mm]

C

+0.8/-0.2

[mm]

h

[mm]

H

[mm]

t

[mm]

i

[mm]

i1

[mm]

L1

[mm]

Mass

M

[kg]

2 6.666 500 75 31.7 436.6 24 6.6 11 5.7 8 2 22 24 6.5 62.5 125 8.5 2.0
1000 150 936.6 4.1
3 10.000 500 50 35.0 430 29 9.0 14 7.7 9 2 26 29 8.9 62.5 125 10.3 2.9
1000 100 875 5.7

Installation Dimensions

HPG-32

Gearhead Series

Module

m

[mm]

Number of teeth of pinion gear

Z

Mounting distance

A±0.3*1

[mm]

Tooth tip circle diameter

da

[mm]

Pitch circle diameter

d

[mm]

HPG-32R

HPG-32A

2 35 59.7 79.427 74.272
40 65.0 90.083 87.883
45 70.2 100.373 95.493

*1: Adjustment tolerance (It is recommended to secure the adjustment mechanism.)

HPG-50

Gearhead Series

Module

m

[mm]

Number of teeth of pinion gear

Z

Mounting distance

A±0.3*1

[mm]

Tooth tip circle diameter

da

[mm]

Pitch circle diameter

d

[mm]

HPG-50A

3 31 7602 106.476 98.676
35 82.6 119.209 111.409
40 90.6 135.124 127.324

*1: Adjustment tolerance (It is recommended to secure the adjustment mechanism.)

Contact

Electromate Industrial Sales

Toll-Free Phone: (877) SERVO98 (737-8698)

Email: sales@electromate.com

www.electromate.com