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Procurement of 2466-254XD2510002 CNC Crankshaft Double Grinding Wheel Headstock Grinding Machine Procurement for Liaoning Wuyiba Internal Combustion Engine Parts Co., Ltd.(2) (Китайская Народная Республика - Тендер #68233738) | ||
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Страна: Китайская Народная Республика (другие тендеры и закупки Китайская Народная Республика) Номер конкурса: 68233738 Дата публикации: 04-11-2025 Источник тендера: www.chinabidding.com |
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Procurement of 2466-254XD2510002 CNC Crankshaft Double Grinding Wheel Headstock Grinding Machine Procurement for Liaoning Wuyiba Internal Combustion Engine Parts Co., Ltd.(2)
| NO. | Product Name | Quantity | Main Technical Data | Remarks |
| 1 | CNC Crankshaft Double Grinding Wheel Headstock Grinding Machine Procurement for Liaoning Wuyiba Internal Combustion Engine Parts Co., Ltd. | 1 unit | 2.1 Machine Tool Specifications: 600mm - 610mm x 4500mm - 4700mm. The grinding length can reach 4500mm - 4700mm, and the workpiece swing diameter can reach 600mm - 610mm (depending on the connecting rod journal stroke and outer circle size).2.2 Maximum Workpiece Weight: 5000 KG - 5100 KG2.3 Machine Tool System: Metric System2.4 Noise Level: Maximum 80 Decibels (dB)2.5 Machine Tool Nameplate: Chinese and English2.6 Overall Dimensions of the Machine Tool: The distance from the front end to the rear end of the machine tool (including the operating platform in front of the machine tool) is 9 meters - 9.5 meters; the width is 10 meters - 11 meters; the height is 3.5 meters - 4 meters.2.7 Basic Weight of the Machine Tool: 70,000 Kg - 75,000 Kg2.8 Weight of the Electrical Cabinet: 2,000 Kg - 2,500 Kg2.9 Axial Stroke (Z-axis): 5100mm - 5150mm2.10 Positioning Accuracy and Repeat Positioning Accuracy of X, Z, and C Axes: X-axis Positioning Accuracy: Not less than 0.005mm; X-axis Repeat Positioning Accuracy: Not less than 0.005mm. Z-axis Positioning Accuracy: Not less than 0.005mm / 2.5m. Z-axis Repeat Positioning Accuracy: Not less than 0.002mm / 2.5m. C-axis Positioning Accuracy: Not less than 0.001°; C-axis Repeat Positioning Accuracy: Not less than 0.001°. 2.11 Grinding Wheel Grinding Unit: Radial Stroke (X-axis): Not less than 620mm. Maximum Axial Speed: X ≥ 28 m/min, Z ≥ 10 m/min. Maximum Circumferential Linear Speed (of the grinding wheel): Maximum 120 m/sec. Grinding Wheel Diameter: 1000mm. Grinding Wheel Width Range: Maximum 120mm. Grinding Wheel Spindle: Hydrostatic spindle, equipped with E+A direct-drive servo motor and Bosch Rexroth servo drive. Continuous Power of the Spindle: 93 Kilowatts (kW), 2300 RPM (Revolutions Per Minute). Spindle Bearings: Hydrostatic spindle bearings. Radial Position Measurement: Marposs measuring device. 2.12 Workpiece Headstock C: Spindle Bearings: Hydrostatic spindle bearings. Spindle Speed: ≥ 80 RPM. Automatic Stroke: ≥ 150mm. Spindle Motor (Torque Motor): ≥ 1250 Nm (Peak) / 570 Nm (Continuous). 2.13 Workpiece Headstock C1: Spindle Bearings: Hydrostatic spindle bearings. Spindle Speed: ≥ 80 RPM. Automatic Stroke: ≥ 3500mm. Spindle Motor (Torque Motor): ≥ 1250 Nm (Peak) / 570 Nm (Continuous). |