Gia cong co khi chinh xac la gi? Tat ca ban can biet

Gia cong co khi chinh xac (precision machining) la qua trinh che tao cac chi tiet may moc voi do chinh xac rat cao, thuong voi dung sai tu 0.001mm den 0.1mm. Day la mot linh vuc ky thuat trong nghe co khi, su dung cac phuong phap gia cong hien dai nhu tien CNC, phay CNC, cat laser va nhiet luyen kim loai.

Tai DAKO Viet Nam - Cong ty Co phan Cong nghe Dako Viet Nam, chung toi chuyen gia cong co khi chinh xac voi nhieu nam kinh nghiem, phuc vu nhieu nganh cong nghiep nhu o to, xe may, dien tu, khuon mau, va cong nghiep phu tro.

Cac phuong phap gia cong co khi chinh xac

1. Tien CNC (CNC Turning)

Tien CNC la phuong phap gia cong chi tiet tron xoay bang may CNC. Dao tien quay quanh chi tiet, cat giam kim loai de tao hinh dang can thiet. Day la phuong phap phu hop de gia cong cac chi tiet tru, buc, dia, ogival.

2. Phay CNC (CNC Milling)

Phay CNC la phuong phap gia cong bang dao phay quay, tao ra cac biet mat phang, ghep, rambio, ho, ouvet. Phay CNC phu hop de gia cong khuon mau, linh kien may, do gia cong voi hinh dang phuc tap.

3. Nhiet luyen kim loai

Nhiet luyen la qua trinh gia nhiet de thay doi tinh chat co hoc cua kim loai, tang do cung, do ben, va do ao mon. Day la buoc quan trong sau gia cong CNC de dam bao tuoi tho san pham.

Vat lieu gia cong pho bien

• Thep cac bon (S45C, S50C, SKD11...)
• Thep khong gi (SUS304, SUS316, SUS420...)
• Kim loai mau: Dong, Nhom, Nhom den
• Kim loai mau: Dong thau, kupfer
• Nhua cong nghiep (POM, PA, PEEK...)

Ung dung cua gia cong co khi chinh xac

Gia cong co khi chinh xac duoc ung dung rong rai trong nhieu nganh:

• Nganh o to, xe may: linh kien dong co, hop so, do ga jig
• Nganh dien tu: vo hop, khung, khop noi, chi tiet nho
• Nganh khuon mau: khuon nhua, khuon dap, khuon ep
• Nganh y te: dung cu y khoa, implant
• Nganh hang khong: chi tiet may bay, truc

Gia cong co khi chinh xac tai Ha Noi

DAKO Viet Nam nam tai So 2A, Ngo 124 Do Nha, P. Phuong Canh, Ha Noi la mot trong cac don vi chuyen gia cong CNC tai Ha Noi uy tin. Voi he thong may CNC hien dai Mori Seiki, Okuma va doi ngu ky su trinh do cao, chung toi cam ket:

• Dung sai gia cong toi 0.01mm
• Chat luong bieu mat cao (Ra 0.8 - 1.6)
• Giao hang dung han
• Gia canh tranh
• Tu van ky thuat mien phi

Tien CNC va Phay CNC: Phan biet, ung dung va lua chon

Tien CNC va Phay CNC la hai phuong phap gia cong co khi chinh xac pho bien nhat hien nay. Ca hai deu su dung may CNC (Computer Numerical Control) de dieu khien dao gia cong, nhung chung khac nhau o cach thuc cat va loai chi tiet tao ra.

Tien CNC (CNC Turning) la gi?

Tien CNC la phuong phap gia cong trong do chi tiet quay tron truc, dao tien chuyen dong tien lui de cat kim loai. Ket qua la cac chi tiet co hinh dang tron xoay nhu: tru tron, buc, ogival, chu T, ong.

May tien CNC cua DAKO Viet Nam bao gom Mori Seiki ZL15SM va Okuma LB10IIM - nhung dong may chat luong cao nhat nhat thi truong.

Phay CNC (CNC Milling) la gi?

Phay CNC la phuong phap gia cong trong do dao phay quay, chi tiet chuyen dong ngang. Phay CNC tao ra cac biet mat phang, ghep, rambio, ho, ouvet, khoi lap. Day la phuong phap phu hop de gia cong khuon mau, linh kien phuc tap.

Bang so sanh Tien CNC vs Phay CNC

Khi nao nen chon Tien CNC?

• Khi can gia cong chi tiet tron xoay
• Khi can so luong lon voi gia thanh thap
• Khi vat lieu la thep, inox, dong, nhom

Khi nao nen chon Phay CNC?

• Khi can gia cong khuon mau, khuon nhua
• Khi hinh dang chi tiet phuc tap (ghep, rambio)
• Khi can be mat phang chat luong cao

DAKO Viet Nam co ca hai kha nang gia cong tien CNC va phay CNC, dam bao mang lai giai phap toan dien cho khach hang. Lien he 0983952019 de duoc tu van mien phi.

Gia cong CNC tai Ha Noi: Cach chon xuon uy tin

Khi ban can gia cong CNC tai Ha Noi, viec chon dung xuon gia cong la rat quan trong. Mot xuon gia cong uy tin se giup ban dat duoc san pham dung chat luong, dung ky thuat, dung han giao hang. Day la huong dan giup ban chon xuon gia cong CNC tai Ha Noi.

Tieu chi danh gia xuon gia cong CNC

1. May moc trang bi

Xuon gia cong co khi chinh xac can co may CNC dat chau A nhu Mori Seiki, Okuma, Mazak, Fanuc. DAKO Viet Nam trang bi Mori Seiki ZL15SM va Okuma LB10IIM - nhung dong may tien CNC chat luong cao nhat.

2. Kinh nghiem va ky su

Doi ngu ky su va cong nhan can co kinh nghiem gia cong tre da dang vat lieu va hinh dang. DAKO Viet Nam co nhieu nam kinh nghiem trong nghe gia cong co khi chinh xac.

3. Kha nang do luong

Xuon gia cong can co thiet bi do luong chat luong nhu caliper, micrometer, may do 3D. Day la bao dam cho chat luong gia cong.

4. Dich vu nhiet luyen

Nhiet luyen kim loai la buoc quan trong sau gia cong CNC. Xuon nao co ca dich vu nhiet luyen se giup tiet kiem thoi gian va chi phi cho khach hang.

DAKO Viet Nam - Xuong gia cong CNC uy tin tai Ha Noi

DAKO Viet Nam nam tai So 2A, Ngo 124 Do Nha, P. Phuong Canh, Ha Noi la don vi chuyen gia cong CNC voi:

• May CNC Mori Seiki ZL15SM, Okuma LB10IIM
• Gia cong tre da dang vat lieu: thep, inox, dong, nhom, nhua
• Dich vu nhiet luyen kim loai
• Gia cong dao cat cong nghiep, khuon nhua, khuon dap
• Gia cong theo ban ve va yeu cau ky thuat
• Bao gia nhanh chong, giao hang dung han

Bao gia gia cong CNC

Gia gia cong CNC phu thuoc vao:

• Vat lieu gia cong (thep, inox, dong, nhom...)
• Kich thuoc va do phuc tap cua chi tiet
• So luong dat hang
• Dung sai va chat luong bieu mat yeu cau
• Xu ly be mat (nhiet luyen, tang, nhom...)

Nhiet luyen kim loai: Tang do ben cho chi tiet gia cong

Nhiet luyen kim loai (heat treatment) la qua trinh gia nhiet kim loai den nhiet do xac dinh, giu va lam nguoi trong dieu kien khac nhau de thay doi cau truc va tinh chat co hoc cua kim loai. Day la buoc khong the thieu sau gia cong CNC de dam bao tuoi tho va do ben cho san pham.

Muc dich cua nhiet luyen

• Tang do cung: Giup kim loai chiu duoc luc va ao mon tot hon
• Tang do ben: Giup kim loai khong bi vo nut khi chiu tai
• Giam ung suat ben trong: Loai bo ung suat gay ra trong qua trinh gia cong
• Cai thien do dan dai: Giup kim loai de gia cong hon
• Tang do ao mon: Giup bieu mat chi tiet chay bi ao mon

Cac phuong phap nhiet luyen pho bien

1. Tue (Quenching)

Gia nhiet kim loai den nhiet do cao, sau do lam nguoi nhanh trong nuoc, dau hoac khi. Giup tang do cung nhung co the gay vo nut.

2. Ram (Tempering)

Gia nhiet kim loai da tue den nhiet do thap hon, giu mot thoi gian, roi lam nguoi cham. Giup giam do non cua tue, tang do dan dai.

3. An ne (Annealing)

Gia nhiet kim loai den nhiet do xac dinh, giu lau, roi lam nguoi cham. Giup giam do cung, tang do mem, de gia cong.

4. Thuy hoa (Carburizing)

Gia nhiet kim loai trong moi truong chua carbon, giup bieu mat hap thu carbon, tang do cung bieu mat trong khi giu loi mem.

Nhiet luyen tai DAKO Viet Nam

DAKO Viet Nam cung cap dich vu nhiet luyen kim loai cho cac chi tiet gia cong CNC, bao gom:

• Tue + ram cho thep cac bon (S45C, S50C)
• Tue + ram cho thep cong cu (SKD11, SKH9)
• Thuy hoa cho thep thap carbon
• An ne cho thep sau gia cong
• Xu ly bieu ma (mau den, mau xanh)

Dao cat cong nghiep: Phan loai va ung dung

Dao cat cong nghiep la loai dung cu cat duoc lam tu cac hop kim cung, dung de gia cong cat kim loai, nhua, go trong san xuat cong nghiep. DAKO Viet Nam chuyen gia cong va cung cap cac loai dao cat cong nghiep chat luong cao cho nganh nhua va kim loai.

Cac loai dao cat cong nghiep

1. Dao bam (Slotting cutter)

Dao bam la loai dao co luoi cat tao thanh rambio, dung de cat rambio tren khuon nhua hoac khuon kim loai. DAKO Viet Nam gia cong dao bam cho nhua phe, dao bam kim loai voi do chinh xac cao.

2. Dao phay (Milling cutter)

Dao phay la loai dao co nhieu luoi cat quanh than, dung de phay tao biet mat phang, ghep. Dao phay co the lam tu thep nhanh (HSS) hoac carbide.

3. Dao cat thang (Slitting saw)

Dao cat thang la dia mong co luoi cat o ria, dung de cat rua, chia cat chi tiet thanh cac phan nho hon.

4. Dao chan ton (Chamfer cutter)

Dao chan ton dung de tao goc nhon hoac vat canh cho chi tiet, giup loai bo canh sat va tang do ben.

Vat lieu lam dao cat

• Thep nhanh (HSS): De gia cong, gia re, phu hop so luong nho
• Carbide (Tungsten): Cung hon, tuoi tho cao, phu hop san xuat lon
• Polycrystalline Diamond (PCD): Cung nhat, phu hop cat nhua, nhom
• Ceramic: Chiu nhiet cao, phu hop cat thep cung

Gia cong dao cat cong nghiep tai DAKO

DAKO Viet Nam nhan gia cong dao cat cong nghiep theo yeu cau, bao gom:

• Dao bam nhua phe
• Dao bam kim loai
• Dao cat cong nghiep
• Dao chan ton
• Dao phay
• Dao dac biet theo ban ve

Moi loai dao deu duoc nhiet luyen de dam bao do ben va do ao mon.