Ultra High Precision Surface Grinding Machine
Depending on the working conditions, a combination of manual and automatic enables ultra- precise mass production.
![](../resources/images/product/250_300bsd_01.jpg)
▶ Features
- Full automatic, full manual switching is possible.
- Precision position control and low noise with three-axis servo control.
- Excellent positioning power of whetstone by using high rigidity precision LM guide at the top and bottom (300 model)
- Using special steel for table slide. (SKH-9)
- Precise spindle of cartridge type is used P4-bearing.
- Minimize to thermal expansion and wear, cast-iron of high material that has been heat treatment.
- High rigid structure.
- In table driving, life of semi-permanent as used timing belt and wire.
- Spindle motor of closing V3, low vibration, no noise, natural coolant.
- Auto lubrication unit and complete prevention of oil leaking.
- Easy of precision work as adherence up and down micro feed unit.
- Excellent control for security of interlock method.
- Head dresser is secured high surface rough.
- Cutting oil unit of paper filter is avoided pollution of cutting oil. (Option)
- Maintain the best precision as distinguished scrapping.
- Precision position control and low noise with three-axis servo control.
- Excellent positioning power of whetstone by using high rigidity precision LM guide at the top and bottom (300 model)
- Using special steel for table slide. (SKH-9)
- Precise spindle of cartridge type is used P4-bearing.
- Minimize to thermal expansion and wear, cast-iron of high material that has been heat treatment.
- High rigid structure.
- In table driving, life of semi-permanent as used timing belt and wire.
- Spindle motor of closing V3, low vibration, no noise, natural coolant.
- Auto lubrication unit and complete prevention of oil leaking.
- Easy of precision work as adherence up and down micro feed unit.
- Excellent control for security of interlock method.
- Head dresser is secured high surface rough.
- Cutting oil unit of paper filter is avoided pollution of cutting oil. (Option)
- Maintain the best precision as distinguished scrapping.
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Left and right/rear servo motor automatic
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Up and down servo motor automatic
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Wire For Table Feed (Wire type)
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Column Grinding Chip Protective Cover
▶ Features
DESCRIPTION | UNIT | MODEL | |||||
---|---|---|---|---|---|---|---|
250 (Q) (QH) | 300 | ||||||
BSA | BSD | BSA | BSD | ||||
Table clamping surface | mm | 200 x 520 | 250 x 600 | ||||
Maximum travel ( X x Y ) | manual | mm | 560 x 240 | 650 x 280 | |||
auto | mm | 520 x 220 | 600 x 270 | ||||
Magnet chuck | mm | 200 x 450 | 250 x 550 | ||||
Max. distance between spindle center and table | mm | 450 (Q:520 QH:610) | 570 | ||||
Table | X-Axis Traverse speed range | manual | mm/rev | 105~110 | |||
auto | m/min | 1.5 ~ 30 | |||||
Cross | Cross feed handle Wheel | Graduation | mm/div | 0.02 | |||
Revolution | mm/rev | 5 | |||||
Cross auto feed rate | increment | mm | - | 0.005 ~ 10 | - | 0.005 ~ 10 | |
continuous | m/min | - | 0.03~1.2 | - | 0.03~1.2 | ||
Cross rapid traverse speed | m/min | - | 2 | - | 2 | ||
Head | Down feed handle Wheel | Graduation | mm/div | 0.005 | |||
Revolution | mm/rev | 1 | |||||
Automatic cut in feed amount | µm | - | 1 ~ 50 | - | 1 ~ 50 | ||
Rapid traverse speed | mm/min | - | 300/600 | - | 300/600 | ||
Spindle | Grinding wheel dimension | mm | ∅180 x 5~20t x ∅31.75 | ||||
Revolutions per minute | 50Hz | rpm | 3000 | ||||
60Hz | rpm | 3600 | |||||
Motor | Spindle motor | Kw | 1.5 (2.4:option) | ||||
Table feed motor | Kw | 0.75 | |||||
Cross feed motor | Kw | 0.2 | |||||
Down feed motor | Kw | 0.4 | |||||
Coolant motor | w | 60 | |||||
Sution motor | Kw | 0.75 | |||||
Total power consumption | Kw | 4.0 | |||||
Machine net weight (approx.) | Kg | 1250 (Q:1300,QH:1350) |
1300 (Q:1350,QH:1400) |
1450 | 1500 | ||
Floor space ( L * W * H ) | mm | 2100x1445x1780 2100x1445x1850(Q) 2100x1445x1950(QH) |
2300 x 1540 x 1920 |
※ Specifications and dimensions are subject to change without notice.
▶ Dimension
![](../resources/images/product/250_300bsd_03.jpg)
▶ Accessories
STANDARD | OPTIONAL | ||
---|---|---|---|
Electro magnetic chuck | 1 PC | Balance base | Sine-dresser |
Wheel flange | 3 PCS | Dust collector | Grinding vise |
Wheel extractor | 1 PC | Coolant system | Additional flange |
Head dresser | 1 SET | Digital counter | Inverter |
Balance arbor | 1 PC | Round dresser | |
작업등 | 1 PC | ||
Tools with box | 1 SET |
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Dust Proof Type Controller
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Opti Wheel Cover
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슬Sliding range adjustment
Customer Center
Follow-up care consistently changing but always unchanged based on the highest quality and trust
- TEL : +82-31-836-5427~9
- FAX : +82-31-836-0049
- E-MAIL : grinding@changhan.co.kr