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- Designed for the production of precision Spur, Helical & Worm Gears, Splines, Sprockets, Ratchet Wheels and any other form that can be hobbed - Bed and Column of Close Grain Casting, well ribbed with 'V' type guide ways - Shafts and Gears of Alloy Steel - Indexing Worm Wheel of high grade Bronze material - Machine equipped with differential mechanism for cutting Helical Gears - Provision made to remove backlash between the indexing worm and worm gear and also between feed screw and the nut of the hob slide - Oil reservoirs provided to ensure through lubrication of gears and bearings |
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Specifications: |
| Model: | GHB-250 | GHB-300 | GHB-600 | GHB-750 | GHB-1000 | GHB-1500* |
| Maximum Continuous Output (Max. Pitch): | 6 DP / 4 Module | 5 DP / 5 Module | 4 DP / 6 Module | 3 DP / 8 Module | 2.5 DP / 10 Module | 2 DP / 12 Module |
| Maximum diameter of Gear with support: | 10" (250 mm) | 14" (356 mm) | 24" (609 mm) | 30" (750 mm) | 40" (1016 mm) | 60" (1524 mm) |
| Minimum diameter of Gear: | 10 mm | 0.375" (10 mm) | 0.5" (13 mm) | 2" (51 mm) | 3" (77 mm) | |
| Face Capacity for Spur Gear: | 250 mm | 8" (203 mm) | 11" (279 mm) | 11" (279 mm) | 18" (457 mm) | 30" (762 mm) |
| Minimum Number of Teeth: | 5 | 5 | 5 | |||
| Face capacity of
Helical Gear Helical Angle up to 15o: Helical Angle up to 30o: Helical Angle up to 45o: |
200 mm 175 mm 150 mm |
7"
(178 mm) 6" (152 mm) 5" (127 mm) |
11"
(279 mm) 9" (228 mm) 7" (178 mm) |
11"
(279 mm) 9" (228 mm) 7" (178 mm) |
18"
(457 mm) 12" (304 mm) 8" (203 mm) |
30"
(762 mm) 24" (609 mm) 16" (406 mm) |
| Distance between Hob spindle & surface of table (max / min): | 400 / 125 mm | 13.5" /
4.5" (343 / 114 mm) |
18" /
6" (457 / 152 mm) |
18" /
6" (457 / 152 mm) |
27" /
8.5" (685 / 215 mm) |
42" /
9" (1066 / 228 mm) |
| Axis to Axis distance of hob spindle to table (max / min): | 160 / 10 mm | 8.5" /
1" (216 / 25 mm) |
14" / -- (355 mm / --) |
14" / -- (355 mm / --) |
22" /
1.5" (558 / 38 mm) |
36" /
2" (914 / 50 mm) |
| Diameter of Work Table: | 250 mm | 13" (330 mm) | 21" (533 mm) | 21" (533 mm) | 25" (635 mm) | 35" (889 mm) |
| Maximum diameter of Hob: | 90 mm | 3.5" (90 mm) | 5.5" (139 mm) | 5.5" (139 mm) | 6" (152 mm) | 9" (228 mm) |
| Maximum length of Hob: | 110 mm | 5" (127 mm) | 5.5" (139 mm) | 5.5" (139 mm) | 8" (203 mm) | 12" (304 mm) |
| Hob Shift: | -- | 1.25" (32 mm) | 1.5" (38 mm) | 1.5" (38 mm) | 2" (50 mm) | 2" (50 mm) |
| Diameter of Work Arbor: | 32 mm | 1.25" (32 mm) | 1.5" (38 mm) | 1.5" (38 mm) | 2" (50 mm) | 2" (50 mm) |
| Diameter of Hob Arbor: | 32 mm | 1.25" (32 mm) | 1.25" (32 mm) | 1.25" (32 mm) | 1.25" (32 mm) | 1.25" (32 mm) |
| Hob Speed (RPM): | 60 - 80 - 100 - 130 | 60 - 75 - 90 - 120 | 50 - 65 - 80 | 50 - 65 - 80 | 40 - 60 - 80 | 20 - 30 - 40 - 60 |
| Feed of the Hob Slide (max / min): | 2.0 / 0.2 mm |
0.1" / 0.01" (2.5 / 0.25 mm) |
0.1" / 0.005" (2.5 / 0.127 mm) |
0.1" / 0.005" (2.5 / 0.127 mm) |
0.1" / 0.01" (2.5 / 0.25 mm) |
0.1" / 0.01" (2.5 / 0.25 mm) |
| Main Drive Motor: | 1.5 HP | 2 HP | 2 HP | 3 HP | 3 HP | 5 HP |
| Rapid Motor for Pillar Slide: | -- | 1 HP | 1.5 HP | 1.5 HP | 2 HP | 2 HP |
| Coolant Pump: | 0.16 HP | 0.16 HP | 0.16 HP | 0.16 HP | 0.16 HP | 0.16 HP |
| Net Weight (kgs.): | 1600 | 2200 | 3800 | 5000 | 5800 | 10200 |
| Dimensions (m): | 1.65 x 0.9 x 1.9 | 1.9 x 0.9 x 2 | 2.3 x 1.1 x 2.15 | 2.7 x 1.3 x 2.15 | 2.9 x 1.5 x 2.2 | 3.5 x 1.7 x 2.65 |
| Shipping Volume (m3) | 3.0 | 3.5 | 5.5 | 8.0 | 10.0 | 16.0 |
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* Note: the GHB-1500 is shipped in un packed condition in a open top container or on a flat rack |
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| Standard Accessories: Motors, coolant pump, one work arbor, one hob arbor, one set of 45 change gears |
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VIDEO OF GEAR HOBBING MACHINE MODEL: GHB-750 |
 Model: GHB-300 |
 Model: GHB-1000 |
 Model: GHB-1500 |
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NOTE: We also offer the
following machines: Model: GHB-1800 of capacity 84" (1800 mm) / 1.5 DP / 16 Module Model: GHB-2500 of capacity 96" (2500 mm) / 1 DP / 25 Module |
 Model: GHB-2500 |
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TO OUR PAGE ON MACHINE TOOLS |
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Maneklal and Sons (Exports) |
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