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2008013438 Kim Jeong Geon

2008013438 Kim Jeong Geon. NARA CORPRATION’S major product is COUPLING, TURNING GEAR, GEAR BOX These products are used various fields Wind solution, fluid

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Page 1: 2008013438 Kim Jeong Geon. NARA CORPRATION’S major product is COUPLING, TURNING GEAR, GEAR BOX These products are used various fields Wind solution, fluid

2008013438Kim Jeong Geon

Page 2: 2008013438 Kim Jeong Geon. NARA CORPRATION’S major product is COUPLING, TURNING GEAR, GEAR BOX These products are used various fields Wind solution, fluid

NARA CORPRATION’S major product is COUPLING , TURNING GEAR, GEAR BOX

These products are used various fields

Wind solution , fluid drivemarine engine , Flexible coupling

Page 3: 2008013438 Kim Jeong Geon. NARA CORPRATION’S major product is COUPLING, TURNING GEAR, GEAR BOX These products are used various fields Wind solution, fluid
Page 4: 2008013438 Kim Jeong Geon. NARA CORPRATION’S major product is COUPLING, TURNING GEAR, GEAR BOX These products are used various fields Wind solution, fluid

First.

Circle material Round bar cutting

Page 5: 2008013438 Kim Jeong Geon. NARA CORPRATION’S major product is COUPLING, TURNING GEAR, GEAR BOX These products are used various fields Wind solution, fluid

According to drawings using CNC , lathe Working Rough glinding ( 2 ~3mm gives free) -Used When a large machining allowance -Routh glinding used roughly pare

Page 6: 2008013438 Kim Jeong Geon. NARA CORPRATION’S major product is COUPLING, TURNING GEAR, GEAR BOX These products are used various fields Wind solution, fluid

This step is heat treatment

Standard is normalizing

Page 7: 2008013438 Kim Jeong Geon. NARA CORPRATION’S major product is COUPLING, TURNING GEAR, GEAR BOX These products are used various fields Wind solution, fluid

After heat treatment

2~3days leaving alone

(To remove heat treatment Stress relief)

Page 8: 2008013438 Kim Jeong Geon. NARA CORPRATION’S major product is COUPLING, TURNING GEAR, GEAR BOX These products are used various fields Wind solution, fluid

According to drawings using CNC , lathe Working Finishing

Finising used Minutely pare

Page 9: 2008013438 Kim Jeong Geon. NARA CORPRATION’S major product is COUPLING, TURNING GEAR, GEAR BOX These products are used various fields Wind solution, fluid

Using various cutters that cut the teeth of gear

Page 10: 2008013438 Kim Jeong Geon. NARA CORPRATION’S major product is COUPLING, TURNING GEAR, GEAR BOX These products are used various fields Wind solution, fluid
Page 11: 2008013438 Kim Jeong Geon. NARA CORPRATION’S major product is COUPLING, TURNING GEAR, GEAR BOX These products are used various fields Wind solution, fluid
Page 12: 2008013438 Kim Jeong Geon. NARA CORPRATION’S major product is COUPLING, TURNING GEAR, GEAR BOX These products are used various fields Wind solution, fluid