Reported by: ANTISHICNC Date: October 19, 2021
Reasons for abnormal machining accuracy The causes of abnormal machining accuracy are concealed and difficult to diagnose. Five main reasons are summarized: the feed unit of the machine tool is changed or changed; the zero offset of each axis of the machine tool is abnormal; the axial backlash...... [Read More]
Reported by: ANTISHICNC Date:
1) Detection and repair of bed rails The V-shaped guide rail of the bed shall meet the following accuracy requirements after inspection: the straightness in the vertical plane ≤0.01mm/m; the straightness in the horizontal plane ≤0.01mm/m; the non-verticality of the sliding saddle guide rail ≤...... [Read More]
Reported by: ANTISHICNC Date:
With the increase in the number of high-precision and high-hardness mechanical parts, as well as the development of precision casting and precision forging processes, the performance, variety and output of grinders are constantly improving and growing. (1) Cylindrical grinder: is an ordinary ...... [Read More]
Reported by: ANTISHICNC Date: October 18, 2021
1. Use a forming wheel to grind the punch, That is, the grinding wheel is trimmed into an inverted surface that is completely consistent with the surface of the workpiece, and then the workpiece is ground with the grinding wheel to obtain the desired shape. There are many ways to dress the gri...... [Read More]
Reported by: ANTISHICNC Date:
Common defects in internal grinding are: The surface roughness is too bad, the surface is burnt, there are spiral marks and the shape error of the inner hole. The causes and elimination methods are briefly described as follows. 1. The surface roughness is too poor The main reason that affects...... [Read More]
Reported by: ANTISHICNC Date:
Precision grinding can be divided into ordinary grinding wheel precision grinding and super-hard grinding wheel precision grinding according to the different grinding wheel abrasives used. Superabrasive grinding wheels currently mainly include diamond grinding wheels and cubic boron nitride gr...... [Read More]
Reported by: ANTISHICNC Date: October 15, 2021
Reasons for the gap of CNC machine tools: 1. There is a gap between the ball screw of the machine tool and the nut pair, which cannot be in close contact, resulting in shaft movement. 2. With the use of the machine tool, the wear gradually intensifies, resulting in gaps. Influence: 3. When the...... [Read More]
Reported by: ANTISHICNC Date:
Nowadays, the logo that can reflect the development trend of CNC lathes in the world is the development trend of various CNC machine tools. This type of machine integrates microelectronics technology, computer technology, fully automatic control technology, servo drive technology, and precisio...... [Read More]
Reported by: ANTISHICNC Date:
The operation and monitoring of the CNC machine tool are all completed in this CNC unit, which is the brain of the CNC machine tool. Compared with ordinary machine tools, CNC machine tools have the following characteristics: 1. It has strong adaptability to processing objects, adapts to the ch...... [Read More]
Reported by: ANTISHICNC Date:
1. Edit and input of part program Before processing, you should first analyze and compile the processing technology and processing procedure of the workpiece, if the processing procedure of the workpiece is long or complicated. Do not program on the computer, but use a programming machine or c...... [Read More]
