Main Technical Features and Parameters
The following are the typical configurations and parameters of the TCK6150 (may vary slightly depending on the production batch or manufacturer):
Item Parameter/Description
Swing over bed ≥ 500 mm
Swing over cross slide ≥ 300 mm
Maximum workpiece length 750mm / 1000mm / 1500mm / 2000mm, among other specifications
Maximum turning length Depends on the workpiece length
Spindle through-hole diameter Typically around 80 mm
Spindle speed range Typically 100-2000 rpm (VF infinitely variable speed)
Spindle motor power Typically 7.5 kW or 11 kW
X/Z-axis rapid traverse rate Approximately 6-8 m/min
Tool post stations Typically a 4-station vertical electric tool post or a 6-station horizontal tool post
CNC system Widely equipped with domestic mainstream systems such as Guangzhou CNC (GSK) 980TDi/TDc or Huazhong CNC HNC-808, and may also be equipped with KND systems.
Positioning accuracy Typically ±0.01 mm
Repeat positioning accuracy Typically ±0.005 mm
Main Applications
The TCK6150 is an extremely versatile CNC lathe, suitable for:
Precision turning of disc-type and shaft-type parts.
Turning internal and external cylindrical surfaces, conical surfaces, arc surfaces, end faces, grooving, chamfering, etc.
Turning various threads such as metric, imperial, module, and diametral pitch.
Widely used in automotive, motorcycle, aerospace, military, and general machinery industries for single-piece or small-to-medium batch production.
Advantages
High cost-effectiveness: As a classic domestic model, its price is significantly lower than that of imported or joint-venture brands, resulting in low initial investment costs.
Mature and stable structure: Improved based on the classic C6150 ordinary lathe structure, it features a solid bed guideway, good rigidity, and is robust and durable.
Easy maintenance: Large market availability, high parts commonality, familiar maintenance technicians, and low maintenance costs.
Simple operation: The equipped domestic CNC systems (e.g., GSK) are very common in China, with abundant learning resources and operators.
Disadvantages and Considerations
Relatively traditional technology: Compared to modern high-end CNC lathes, its technology (e.g., servo drives, mechanical structure) is not the most advanced, and its efficiency and accuracy have upper limits.
Noise and heat generation: The headstock uses gear shifting (some models), resulting in slightly higher operating noise compared to all-servo direct-drive machines.
Purchasing considerations: As it is a classic older model, many manufacturers imitate or produce it under license. When purchasing new or used equipment, be sure to confirm the manufacturer, date of manufacture, and specific configuration, as quality and craftsmanship may vary between manufacturers.
Second-hand market: There are many used TCK6150s available at cheap prices, but when purchasing, carefully check the machine’s accuracy, wear (especially guideways and lead screws), and the working condition of the CNC system.
Summary
The TCK6150 is a “national-grade” economical CNC lathe with a illustrious history. It may not be the most efficient or precise, but with its excellent stability, extremely high cost-effectiveness, and low maintenance costs, it has become the entry-level and mainstay equipment for countless small and medium-sized machining enterprises, having made tremendous contributions to the development of China’s manufacturing industry.
If you are considering purchasing or using one, it is fully capable of handling turning tasks with conventional accuracy requirements.