Tianhui Machine Co.,Ltd

November 05, 2022

Notebook computer shell magnesium alloy CNC machining

Senior Programming Eng

November 04, 2022

Using macro instructions to program the CNC machining program of the nozzle

Our unit recently received a spare parts machining. The part is a nozzle, and there are two stop rails on the top. The stop rail acts as a locking clamp, and its structure is shown in Figure 1. Among

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November 03, 2022

Development of domestic CNC system and its application in mid-range machining center

The popular mid-range CNC system is the main body of China's machine tool market demand, and also the basis for the optimization of CNC machine tool industry structure. At present, the domesti

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November 02, 2022

CNC machining route design (3)

Figure 5 hole machining positioning route

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November 01, 2022

Tool selection and cutting amount determination in CNC machining (3)

2. Determining the feed rate The feed rate is an important parameter in the cutting amount of CNC machine tools. It is mainly selected according to the machining accuracy and surface roughness req

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October 31, 2022

CNC machining process planning (2)

(2) Benchmark processing principle At the beginning of the processing, the surface used as the finishing reference is always processed. Because the surface of the positioning reference

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October 30, 2022

CNC machining process planning

The process planning refers to the whole process, and cannot be judged by the nature of a certain process and the processing of a certain surface. For example, some positioning datums need to

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October 29, 2022

Tool compensation techniques in CNC machining (3)

Straight line equation: When the equidistant line is above the original line, take the "+" sign, otherwise the "-" sign. Round equidistance line equation:

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October 28, 2022

Tool compensation techniques in CNC machining (2)

2. Machining center, CNC milling machine tool compensation machining center, CNC milling machine CNC system, tool compensation function includes tool radius compensation, angle compensation an

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October 27, 2022

Tool compensation techniques in CNC machining

First, the proposed tool compensation With the end mill machining the workpiece on the CNC machine, it can be clearly seen that the tool center motion gauge does not c

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October 26, 2022

The rigidity of CNC machine tools and the measures to improve the rigidity of CNC machine tools (2)

2. Reasonable structural layout can increase stiffness Take the horizontal boring machine or horizontal machining center as an example for analysis. In the layouts of

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October 25, 2022

The rigidity of CNC machine tools and the measures to improve the rigidity of CNC machine tools

The rigidity of the machine tool refers to the ability to resist deformation under the action of cutting force and other forces. CNC machine tools have higher static stiffness and dynamic stif

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October 24, 2022

PT inspection for what ?

　　Tint inspection is a method of nondestructive testing. It is a surface inspection method, mainly used to detect surface damage such as cracks that cannot be recognized by the naked eye

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October 24, 2022

Design of special measuring tools for deep hole machining (3)

The positioning head and the probe are equipped with cemented carbide, in order to increase the wear resistance of the gauge to improve its service life. The gauge uses standard bodies made in D+�

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October 23, 2022

Design of special measuring tools for deep hole machining (2)

2. Hole depth measurement special measuring tool The bottom of the workpiece shown in Figure 1 needs to be machined to ensure its dimensional requirements (using a forming knife and

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October 22, 2022

CNC milling machine for machining special parts (3)

After the improvement, a large pad is added under the original fixture, and the large pad is integrated with the pad, the cylindrical positioning pin and the chamfered positioning pin in th

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October 21, 2022

Process analysis and CNC machining of eccentric sleeves (4)

3 simulation After the programming is completed, the correctness should

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October 20, 2022

Process analysis and CNC machining of eccentric sleeves (3)

Programmable rotation, subroutine, subroutine call: The eccentric sleeve has a

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October 19, 2022

Process analysis and CNC machining of eccentric sleeves (2)

2. CNC machining (1) Selection of processing origin and setting of zero offset The principle of selection of the machining origin should be: easy to find in th

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October 18, 2022

Process analysis and CNC machining of eccentric sleeves (figure)

In mechanical products, the eccentric sleeve acts to adjust the center distance of the gear pair, and the transmission precision of the gear pair is adjusted by adjusting the eccentric slee

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October 17, 2022

HEIDENHAIN iTNC 530 CNC system and high-speed die machining (2)

The advanced numerical control system is the key factor to ensure the high-speed machining quality and efficiency of the complex curved surface of the mold. Its characteristics are reflected in th

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October 16, 2022

Improvements to improve the life of MJ threaded hole machining tools (2)

From the above two test cases, after the diameter of the tap is increased by 0.01 mm and the diameter is increased by 0.02 mm, all the holes except the 6007 are processed, which may be due to the

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October 15, 2022

Improved solution to improve the life of MJ threaded hole machining tools

The MJ thread is a metric aerospace thread. Its basic tooth type is different from the basic tooth type of the metric ordinary thread. The outer thread bottom has a larger radius of the bottom of

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October 14, 2022

Application of CNC high speed machining in the manufacture of aerospace products (5)

Now the country vigorously advocates the combination of production, education and research, strengthens scientific research and development and the transformation of results. The aviation industry

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