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Cutting device used for cutting metal

A cutter and metal technology, which is applied in metal processing equipment, other manufacturing equipment/tools, welding equipment, etc., can solve the problems of inconvenience, cutting blades cannot be turned, and metal components cannot be cut, so as to achieve easy control, fast operation speed, Fast sanding effect

Inactive Publication Date: 2019-10-22
姜建中
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Since the high-speed rotating thin blade of the electric (or pneumatic) tool is running in a straight line, the cutting blade cannot turn, and cannot cut arcs and metal components with complex graphics.
In actual use, it will cause inconvenience to users

Method used

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  • Cutting device used for cutting metal
  • Cutting device used for cutting metal
  • Cutting device used for cutting metal

Examples

Experimental program
Comparison scheme
Effect test

Embodiment approach

[0033] The embodiment of the present invention is described in detail in conjunction with the accompanying drawings. The following electric tool is an angle grinder as an example, and the housing is a cutter housing:

[0034] When the angle grinder drives the cutter to cut metal, it needs three points: first, to rotate; second, to strike the arc; and third, to throw slag. One, the rotation refers to the rotation of the rotary disk. It is powered by the electric motor installed inside the angle grinder, and drives the rotating disc to rotate through the gear set. The rotating speed of the rotating disk can be adjusted and set by the rotating speed of the electric motor and changing the transmission ratio of the gear set. Second, the arc ignition is to generate a high-temperature arc between the rotating disk of the cutter and the cutting piece. After the known electric welding machine is started, the positive and negative poles can generate arcs when they are short-circuited....

Embodiment 1

[0047] like figure 1 , figure 2 , image 3 , Figure 4 , Figure 8 Shown: the angle grinder with a cutter includes an angle grinder and a cutter, and the cutter includes: a housing, a brush, a brush holder, a spring, a brush wire, a terminal, a rotating Disk, rotating ring, rotating shaft. The rotating disk and the rotating ring are installed on the rotating shaft through interference fit. An internal thread is provided at one end of the rotating shaft, and an external thread is provided on the power shaft of the grinding wheel of the angle grinder, and the rotating shaft and the power shaft of the grinding wheel of the angle grinder are connected by internal and external threads. A bakelite insulator is installed between the internal and external threads of the mechanical connection between the rotating shaft and the power shaft of the angle grinder, and the angle grinder can be de-energized by using the insulator. The shell is made of metal material, and the shell is ...

Embodiment 2

[0050] like Figure 5 , Image 6 , Figure 7 Shown: the angle grinder with a cutter includes an angle grinder and a cutter, and the cutter includes: a housing, a brush, a brush holder, a spring, a brush wire, a terminal, a rotating Rod, rotating ring, rotating shaft. The rotating rod and the rotating ring are installed on the rotating shaft through interference fit. An internal thread is provided at one end of the rotating shaft, and an external thread is provided on the power shaft of the grinding wheel of the angle grinder, and the rotating shaft and the power shaft of the grinding wheel of the angle grinder are connected by internal and external threads. A bakelite insulator is installed between the internal and external threads of the mechanical connection between the rotating shaft and the power shaft of the angle grinder, and the angle grinder can be de-energized by using the insulator. The shell is made of metal material, and the shell is fastened with the body of t...

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PUM

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Abstract

The invention discloses a cutting device used for cutting metal. According to the technical scheme, an electric welding machine is combined, and the cutting device as an electric tool is additionallyarranged for cutting metal. Through the unique self rotating, arc striking and slag throwing operation of the cutting device, the electric tool is made to have the metal cutting capability. In the field of mechanical machining, beveling and grinding procedures of large and middle sized metal components can be completed by adopting the technical scheme, and in addition, the grinding speed is high.By applying the technical scheme, using by users is facilitated, and the application range of the electric welding machine and the electric tool is expanded. The cutting device is simple in structure,simple in cutting method, wide in application range and high in practicability.

Description

【Technical field】 [0001] The invention relates to the technical field of metal cutting, in particular to a cutter for cutting metal. 【Background technique】 [0002] Electric (or pneumatic) tools use high-speed rotating sheet grinding wheels or metal blades to grind and cut metal components. Since the high-speed rotating thin blade of the electric (or pneumatic) tool is running in a straight line, the cutting blade cannot turn, and cannot cut arcs and metal components with complex graphics. In actual use, it brings inconvenience to users. How to make electric tools not only cut thin blades in a straight line, but also complete circular arcs and metal cutting with complex graphics is a problem that users have always wanted to solve. 【Content of invention】 [0003] The object of the present invention is to provide a cutter for cutting metal. The cutter is used in combination with an electric tool (or other supporting equipment) and an electric welding machine to quickly com...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B23P23/04B23K28/00
CPCB23K28/00B23P23/04
Inventor 姜建中
Owner 姜建中