1 General Mechanical Engineering General Mechanical Engineering 4.127 4.127 VI. VI. Mài (grinding) (grinding) HCM City Univ. of Technology, Mechanical Engineering Department HCM City Univ. of Technology, Mechanical Engineering Department Nguyen Tan Nguyen Tan Tien Tien - Phan Phan Hoang Long Hoang Long - Mài là nguyên nguyên công công gia gia công công tinh tinh các bề mặt : : tr trụ ngo ngoài , , tr trụ trong trong, , mặt ph phẳng ng, , mặt đị nh nh hì nh nh, , … - Bản ch chất của mài là qu quá tr trì nh nh cắt gọt đư được th thực hi hiện đồng ng th thời bởi nhi nhiều hạt mài có các lư lưỡi cắt kh khác nhau nhau đư được phân phân bố ng ngẫu nhiên nhiên trên trên bề mặt đá mài - Vi Việc ch chọn đá mài , , ch chế độ mài đóng ng vai vai trò trò quy quyếtđị nh nh ch chất lư lượng ng sản ph phẩm + + Ch Chọn đá mài : : ch chọn đá mài hợp lý lý ch chất lư lượng ng và năng năng su suất cao cao. . Ch Chọn đá mài ch chú ý ý các yếutố vật li liệu mài , , ch chấtkết dính nh, , độ cứng ng, , kếtcấu, , độ hạtcủa đá mài , , … + + Ch Chọn ch chế độ mài : : ch chọnvậntốc đá mài , , vậntốc chi chi ti tiết , , lư lượng ng ch chạy dao dao ngang ngang và chi chiều sâu sâu cắt , , … chi tiết gia công đá mài 2. 2. Dụng ng cụ cắt (đá mài) HCM City Univ. of Technology, Mechanical Engineering Department HCM City Univ. of Technology, Mechanical Engineering Department Nguyen Tan Nguyen Tan Tien Tien - Phan Phan Hoang Long Hoang Long General Mechanical Engineering General Mechanical Engineering 4.128 4.128 1. 1. Chuy Chuyển động ng tạo hì nh nh
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General Mechanical EngineeringGeneral Mechanical Engineering 4.1274.127
VI. VI. MMààii (grinding)(grinding)
HCM City Univ. of Technology, Mechanical Engineering DepartmentHCM City Univ. of Technology, Mechanical Engineering Department Nguyen Tan Nguyen Tan TienTien -- PhanPhan Hoang LongHoang Long
HCM City Univ. of Technology, Mechanical Engineering DepartmentHCM City Univ. of Technology, Mechanical Engineering Department Nguyen Tan Nguyen Tan TienTien -- PhanPhan Hoang LongHoang Long
General Mechanical EngineeringGeneral Mechanical Engineering 4.1284.128
1. 1. ChuyChuyểểnn đđộộngng ttạạoo hhììnhnh
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3. 3. MMááyy
HCM City Univ. of Technology, Mechanical Engineering DepartmentHCM City Univ. of Technology, Mechanical Engineering Department Nguyen Tan Nguyen Tan TienTien -- PhanPhan Hoang LongHoang Long
-- MMááyy mmààii phphẳẳngng
General Mechanical EngineeringGeneral Mechanical Engineering 4.1294.129
HCM City Univ. of Technology, Mechanical Engineering DepartmentHCM City Univ. of Technology, Mechanical Engineering Department Nguyen Tan Nguyen Tan TienTien -- PhanPhan Hoang LongHoang Long
-- MMááyy mmààii tròntròn ngongoààii
General Mechanical EngineeringGeneral Mechanical Engineering 4.1304.130
3
HCM City Univ. of Technology, Mechanical Engineering DepartmentHCM City Univ. of Technology, Mechanical Engineering Department Nguyen Tan Nguyen Tan TienTien -- PhanPhan Hoang LongHoang Long
4. 4. CCáácc phươngphương phpháápp mmààii
a. a. MMààii tròntròn ngongoààii
General Mechanical EngineeringGeneral Mechanical Engineering 4.1314.131
HCM City Univ. of Technology, Mechanical Engineering DepartmentHCM City Univ. of Technology, Mechanical Engineering Department Nguyen Tan Nguyen Tan TienTien -- PhanPhan Hoang LongHoang Long
General Mechanical EngineeringGeneral Mechanical Engineering 4.1324.132
-- MMààii tròntròn ngongoààii khôngkhông tâmtâm
++ ChuChuẩẩnn đđịịnhnh vvịị llàà mmặặtt đangđang giagia côngcông →→ khôngkhông mmààii đưđượợcc chi chi titiếếttccóó rãnhrãnh trêntrên bbềề mmặặtt
HCM City Univ. of Technology, Mechanical Engineering DepartmentHCM City Univ. of Technology, Mechanical Engineering Department Nguyen Tan Nguyen Tan TienTien -- PhanPhan Hoang LongHoang Long
General Mechanical EngineeringGeneral Mechanical Engineering 4.1334.133
HCM City Univ. of Technology, Mechanical Engineering DepartmentHCM City Univ. of Technology, Mechanical Engineering Department Nguyen Tan Nguyen Tan TienTien -- PhanPhan Hoang LongHoang Long
b. b. MMààii tròntròn trongtrong ((mmààii llỗỗ))
General Mechanical EngineeringGeneral Mechanical Engineering 4.1344.134
HCM City Univ. of Technology, Mechanical Engineering DepartmentHCM City Univ. of Technology, Mechanical Engineering Department Nguyen Tan Nguyen Tan TienTien -- PhanPhan Hoang LongHoang Long
General Mechanical EngineeringGeneral Mechanical Engineering 4.1354.135
HCM City Univ. of Technology, Mechanical Engineering DepartmentHCM City Univ. of Technology, Mechanical Engineering Department Nguyen Tan Nguyen Tan TienTien -- PhanPhan Hoang LongHoang Long
General Mechanical EngineeringGeneral Mechanical Engineering 4.1364.136
HCM City Univ. of Technology, Mechanical Engineering DepartmentHCM City Univ. of Technology, Mechanical Engineering Department Nguyen Tan Nguyen Tan TienTien -- PhanPhan Hoang LongHoang Long
c. c. MMààii mmặặtt phphẳẳngng
General Mechanical EngineeringGeneral Mechanical Engineering 4.1374.137
-- DDùùngng đđáá mmààii hhììnhnh trtrụụ
LLàà phươngphương phpháápp giagia côngcông tinhtinh ccáácc mmặặtt phphẳẳngng sausau khikhi qua qua phayphay hohoặặccbbààoo, , đãđã hohoặặcc chưachưa qua qua nhinhiệệtt luyluyệệnn
HCM City Univ. of Technology, Mechanical Engineering DepartmentHCM City Univ. of Technology, Mechanical Engineering Department Nguyen Tan Nguyen Tan TienTien -- PhanPhan Hoang LongHoang Long
General Mechanical EngineeringGeneral Mechanical Engineering 4.1384.138
HCM City Univ. of Technology, Mechanical Engineering DepartmentHCM City Univ. of Technology, Mechanical Engineering Department Nguyen Tan Nguyen Tan TienTien -- PhanPhan Hoang LongHoang Long
d. d. MMààii đđịịnhnh hhììnhnh
General Mechanical EngineeringGeneral Mechanical Engineering 4.1394.139
General Mechanical EngineeringGeneral Mechanical Engineering 4.1404.140
VII. VII. MMààii nghinghiềềnn
HCM City Univ. of Technology, Mechanical Engineering DepartmentHCM City Univ. of Technology, Mechanical Engineering Department Nguyen Tan Nguyen Tan TienTien -- PhanPhan Hoang LongHoang Long
General Mechanical EngineeringGeneral Mechanical Engineering 4.1414.141
HCM City Univ. of Technology, Mechanical Engineering DepartmentHCM City Univ. of Technology, Mechanical Engineering Department Nguyen Tan Nguyen Tan TienTien -- PhanPhan Hoang LongHoang Long
General Mechanical EngineeringGeneral Mechanical Engineering 4.1424.142
VIII. VIII. MMààii khônkhôn (honing)(honing)
HCM City Univ. of Technology, Mechanical Engineering DepartmentHCM City Univ. of Technology, Mechanical Engineering Department Nguyen Tan Nguyen Tan TienTien -- PhanPhan Hoang LongHoang Long