What is a Centerless Grindnig Machine? ์„ผํ„ฐ๋ฆฌ์Šค(๋ฌด์‹ฌ)์—ฐ์‚ญ๊ธฐ๋ž€? | Grinding Machine EP. 2

By ORSKOREA 11 min read
What is a Centerless Grindnig Machine? ์„ผํ„ฐ๋ฆฌ์Šค(๋ฌด์‹ฌ)์—ฐ์‚ญ๊ธฐ๋ž€? | Grinding Machine EP. 2
๐Ÿ’ก
In this blog post, we will explore centerless grinding machines. These machines have evolved significantly since the Industrial Revolution and now play a critical role in various industries.

In particular, they have become indispensable tools in the aerospace, automotive, and precision machinery manufacturing sectors. Join us as we delve into the definition, structure, and advantages of centerless grinding machines, along with the types of parts they can process.

์ด๋ฒˆ ๋ธ”๋กœ๊ทธ ํฌ์ŠคํŠธ์—์„œ๋Š” ๋ฌด์‹ฌ์—ฐ์‚ญ๊ธฐ์— ๋Œ€ํ•ด ์•Œ์•„๋ณด๋„๋ก ํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค. ๋ฌด์‹ฌ์—ฐ์‚ญ๊ธฐ๋Š” ์‚ฐ์—… ํ˜๋ช… ์ดํ›„ ๋ฐœ์ „ํ•˜์—ฌ, ํ˜„์žฌ๋Š” ๋‹ค์–‘ํ•œ ์‚ฐ์—…์—์„œ ์ค‘์š”ํ•œ ์—ญํ• ์„ ํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.

ํŠนํžˆ ํ•ญ๊ณต, ์ž๋™์ฐจ ๋ฐ ์ •๋ฐ€ ๊ธฐ๊ณ„ ์ œ์กฐ์—์„œ ์—†์–ด์„œ๋Š” ์•ˆ ๋  ๋„๊ตฌ๋กœ ์ž๋ฆฌ์žก๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. ์ด๋ฒˆ ๊ธฐํšŒ์— ๋ฌด์‹ฌ์—ฐ์‚ญ๊ธฐ์˜ ์ •์˜์™€ ๊ตฌ์กฐ, ์žฅ์ ๋ฟ๋งŒ ์•„๋‹ˆ๋ผ ๊ฐ€๊ณตํ•  ์ˆ˜ ์žˆ๋Š” ๋ถ€ํ’ˆ ์ข…๋ฅ˜์— ๋Œ€ํ•ด์„œ๋„ ๊นŠ์ด ์žˆ๊ฒŒ ์•Œ์•„๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค.

What is a Centerless Grinding Machine?

Left โ“’ Unplash | Right โ“’ ORSKOREA ์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„

What is Centerless Grinding Machine?

A centerless grinding machine, as the name suggests, refers to a grinding method that operates without a center support (centerless). Unlike traditional grinding methods, the workpiece is not fixed in place but rotates freely during the grinding process. Imagine a skateboarder in motionโ€”this concept resembles the freedom and fluidity of centerless grinding.

This person moves freely without a fixed point, with both feet securely positioned on the skateboard. By extending their arms for balance and leaning forward, they gain speed. The underside of the skateboard maintains close contact with the ground, creating friction that allows the board to move effortlessly in the desired direction. Without a fixed position, the individual can freely rotate and change directions, a movement made possible by the unique design of the skateboard and the frictional forces at play.

Similarly, the parts processed in a centerless grinding machine resemble a skateboarder in motion. The parts rotate freely without a fixed point, while the grinding wheel polishes and refines their surfaces. Just as the friction between the skateboard and the ground ensures smooth movement, the grinding wheel meticulously smooths and shapes the part's surface to achieve the desired form.

Centerless grinding machines are primarily used for processing cylindrical parts, making them especially suitable for machining the outer diameters of round components.

๋ฌด์‹ฌ์—ฐ์‚ญ๊ธฐ๋ž€?

๋ง ๊ทธ๋Œ€๋กœ ๋ฌด์‹ฌ(์„ผํ„ฐ๋ฆฌ์Šค) ๋ฐฉ์‹์œผ๋กœ ๊ฐ€๊ณต๋˜๋Š” ์—ฐ์‚ญ ๋ฐฉ๋ฒ•์„ ์˜๋ฏธํ•ฉ๋‹ˆ๋‹ค. ์ผ๋ฐ˜์ ์ธ ์—ฐ์‚ญ ๋ฐฉ์‹๊ณผ๋Š” ๋‹ฌ๋ฆฌ, ์ž‘์—…๋ฌผ์„ ๊ณ ์ •ํ•˜์ง€ ์•Š๊ณ  ์ž์œ ๋กญ๊ฒŒ ํšŒ์ „ํ•˜๋ฉฐ ์—ฐ์‚ญ์ด ์ด๋ฃจ์–ด์ง‘๋‹ˆ๋‹ค. ์Šค์ผ€์ดํŠธ๋ณด๋“œ๋ฅผ ํƒ€๋Š” ์‚ฌ๋žŒ์„ ์ƒ์ƒํ•ด ๋ณด์„ธ์š”.

์ด ์‚ฌ๋žŒ์€ ํŠน๋ณ„ํ•œ ๊ณ ์ •์  ์—†์ด ์ž์œ ๋กญ๊ฒŒ ์›€์ง์ด๋ฉฐ, ๋‘ ๋ฐœ์€ ์Šค์ผ€์ดํŠธ๋ณด๋“œ ์œ„์— ์•ˆ์ •์ ์œผ๋กœ ์ž๋ฆฌ์žก๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. ํŒ”์„ ๋ฒŒ๋ ค ๊ท ํ˜•์„ ์žก๊ณ , ์•ž์œผ๋กœ ๋ชธ์„ ๊ธฐ์šธ์ด๋ฉฐ ์†๋„๋ฅผ ๋‚ด๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. ์Šค์ผ€์ดํŠธ๋ณด๋“œ์˜ ๋ฐ”๋‹ฅ๋ฉด์€ ์ง€๋ฉด๊ณผ ๋ฐ€์ฐฉ๋˜์–ด ๋งˆ์ฐฐ์„ ์ผ์œผํ‚ค๊ณ , ์ด ๋งˆ์ฐฐ ๋•๋ถ„์— ์Šค์ผ€์ดํŠธ๋ณด๋“œ๋Š” ์›ํ•˜๋Š” ๋ฐฉํ–ฅ์œผ๋กœ ์‰ฝ๊ฒŒ ๋‚˜์•„๊ฐˆ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์ด ์‚ฌ๋žŒ์€ ๊ณ ์ •๋œ ์œ„์น˜ ์—†์ด๋„ ์ž์œ ๋กญ๊ฒŒ ํšŒ์ „ํ•˜๊ณ  ๋ฐฉํ–ฅ์„ ๋ฐ”๊ฟ€ ์ˆ˜ ์žˆ์œผ๋ฉฐ, ์ด๋Ÿฌํ•œ ์›€์ง์ž„์€ ์Šค์ผ€์ดํŠธ๋ณด๋“œ์˜ ํŠน์„ฑ๊ณผ ๋งˆ์ฐฐ๋ ฅ ๋•๋ถ„์— ๊ฐ€๋Šฅํ•ด์ง‘๋‹ˆ๋‹ค.

์ด์™€ ์œ ์‚ฌํ•˜๊ฒŒ, ๋ฌด์‹ฌ์—ฐ์‚ญ๊ธฐ์—์„œ ์—ฐ์‚ญ๋˜๋Š” ๋ถ€ํ’ˆ์€ ๋งˆ์น˜ ์Šค์ผ€์ดํŠธ๋ณด๋“œ๋ฅผ ํƒ€๋Š” ์‚ฌ๋žŒ๊ณผ ๊ฐ™์Šต๋‹ˆ๋‹ค. ๋ถ€ํ’ˆ์€ ๊ณ ์ •๋œ ์ง€์  ์—†์ด ์ž์œ ๋กญ๊ฒŒ ํšŒ์ „ํ•˜๋ฉฐ, ์—ฐ์‚ญ์ˆซ๋Œ์ด ๋ถ€ํ’ˆ์˜ ํ‘œ๋ฉด์„ ๋‹ค๋“ฌ๊ณ  ์ •๋ฆฌํ•˜๋Š” ์—ญํ• ์„ ํ•ฉ๋‹ˆ๋‹ค. ์—ฐ์‚ญ ํœ ์€ ๋ฐ”๋‹ฅ์˜ ๋งˆ์ฐฐ์ฒ˜๋Ÿผ ๋ถ€ํ’ˆ์˜ ํ‘œ๋ฉด์„ ๊น”๋”ํ•˜๊ฒŒ ๋‹ค๋“ฌ๊ณ , ์›ํ•˜๋Š” ํ˜•ํƒœ๋กœ ๊ฐ€๋Š” ๋ฐ ๋„์›€์„ ์ค๋‹ˆ๋‹ค.

์ด๋Ÿฐ ๋ฌด์‹ฌ์—ฐ์‚ญ๊ธฐ๋Š” ์ฃผ๋กœ ์›ํ˜• ๋ถ€ํ’ˆ์˜ ๊ฐ€๊ณต์— ์‚ฌ์šฉ๋˜๋ฉฐ, ํŠนํžˆ ์›ํ†ตํ˜• ๋ถ€ํ’ˆ์˜ ์™ธ๊ฒฝ ๊ฐ€๊ณต์— ์ ํ•ฉํ•ฉ๋‹ˆ๋‹ค.


How is the Structure of
Centerless Grinding Machine?

๋ฌด์‹ฌ(์„ผํ„ฐ๋ฆฌ์Šค)์—ฐ์‚ญ๊ธฐ์˜ ๊ตฌ์กฐ๋Š” ์–ด๋–ป๊ฒŒ ๋˜๋‚˜์š”?

SGC 300 โ“’ ORSKOREA ์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„