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 |
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| 3. | Length: | 500: 500 mm 1000: 1000 mm |
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| 4. | Heat treatment: | HQ: Induction hardening | |
| 5. | Accuracy code: | 03: High accuracy | |
| 6. | Installation pitch: | 1: 125 mm 2: None 3: Special |
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| 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 |
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| 2. | Reduction Ratio: (2-digit numbers) |
03, 04, 05, 06, 07, 08, 09, 10, 11, 15, 21, 33, 45 |
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| 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 |
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| Total Pitch Deviation | L 500 mm : 24 μm L 1000 mm : 32 μm |
L 500 mm : 25 μm L 1000 mm : 33 μm |
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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 | ||||||
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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
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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] |
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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] |
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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.)