Bearing in-place 608 có hiệu chỉnh dung sai (Tolerance Calibration)
Bearing kiểu 608 có thể print in place, kèm bộ hiệu chỉnh dung sai HT/VT để canh độ khít. Chỉ cần in vài mẫu test theo tên file 608-BEARING-HT-VT là ra fit chuẩn; có tool hỗ trợ binary search trên GitHub.
Mô tả
Bạn gặp vấn đề với mấy loại bearing in 3D kiểu “không có cage” hoặc “lỏng quá” hả? Chỉ cần in bộ này thôi, in rất dễ, và sau vài lần in test là bạn sẽ canh được độ khít ổn.
Kích thước
- Đường kính ngoài: 22 mm
- Đường kính trong: 8 mm
- Chiều cao: 7 mm
Dung sai (Tolerances)
Để đạt dung sai tốt hơn, mình dùng cùng kỹ thuật như Matvey Kukuy trong mẫu Ultimate 608 Bearing with Calibration Kit V2. Về cơ bản bạn cần tối ưu 2 biến, trong trường hợp này là:
- Horizontal Tolerances (HT)
- Vertical Tolerances (VT)
Giá trị nằm ngay trong tên file (608-BEARING-HT-VT). Để tối ưu, có thể dùng thuật toán binary search. Bạn xem hướng dẫn trong kit của Matvey giúp mình; mình lấy ý tưởng từ trang của anh ấy nên không muốn “nhận công” phần này.
Nếu bạn thấy tính toán hơi mệt, mình (và ChatGPT ;) ) đã viết một chương trình có giao diện đồ họa cho đúng nhu cầu này. File executable và source code nằm trên GitHub.
Hướng dẫn in (Print Instructions)
- In từng cái một (nếu in cùng lúc nhiều cái, có thể phát sinh lỗi nhỏ làm tăng dung sai)
- Mình in với layer height 0.1 mm, cao hơn có thể vẫn chạy
Nếu bạn muốn size khác, cứ yêu cầu nhé—giờ mình có workflow tạo mẫu khá nhanh rồi.
Giấy phép
Tìm hiểu thêm về giấy phép này tại http://creativecommons.org/licenses/by-sa/4.0/
File mô hình
608-BEARING-0.05-0.15.STL
608-BEARING-0.40-0.20.STL
608-BEARING-0.25-0.25.STL
608-BEARING-0.20-0.25.STL
608-BEARING-0.10-0.30.STL
608-BEARING-0.05-0.25.STL
608-BEARING-0.30-0.35.STL
608-BEARING-0.40-0.10.STL
608-BEARING-0.30-0.10.STL
608-BEARING-0.20-0.20.STL
608-BEARING-0.15-0.05.STL
608-BEARING-0.10-0.05.STL
608-BEARING-0.20-0.30.STL
608-BEARING-0.20-0.15.STL
608-BEARING-0.30-0.30.STL
608-BEARING-0.05-0.10.STL
608-BEARING-0.10-0.20.STL
608-BEARING-0.20-0.35.STL
608-BEARING-0.15-0.40.STL
608-BEARING-0.05-0.30.STL
608-BEARING-0.40-0.25.STL
608-BEARING-0.15-0.25.STL
608-BEARING-0.25-0.20.STL
608-BEARING-0.15-0.20.STL
608-BEARING-0.35-0.30.STL
608-BEARING-0.10-0.40.STL
608-BEARING-0.35-0.25.STL
608-BEARING-0.10-0.10.STL
608-BEARING-0.20-0.05.STL
608-BEARING-0.15-0.30.STL
608-BEARING-0.05-0.35.STL
608-BEARING-0.40-0.15.STL
608-BEARING-0.35-0.35.STL
608-BEARING-0.40-0.05.STL
608-BEARING-0.30-0.40.STL
608-BEARING-0.05-0.05.STL
608-BEARING-0.35-0.05.STL
608-BEARING-0.30-0.05.STL
608-BEARING-0.40-0.30.STL
608-BEARING-0.20-0.10.STL
608-BEARING-0.35-0.40.STL
608-BEARING-0.05-0.40.STL
608-BEARING-0.20-0.40.STL
608-BEARING-0.35-0.20.STL
608-BEARING-0.10-0.15.STL
608-BEARING-0.40-0.35.STL
608-BEARING-0.15-0.35.STL
608-BEARING-0.15-0.15.STL
608-BEARING-0.30-0.25.STL
608-BEARING-0.25-0.40.STL
608-BEARING-0.30-0.15.STL
608-BEARING-0.25-0.05.STL
608-BEARING-0.25-0.35.STL
608-BEARING-0.05-0.20.STL
608-BEARING-0.10-0.35.STL
608-BEARING-0.30-0.20.STL
608-BEARING-0.35-0.10.STL
608-BEARING-0.35-0.15.STL
608-BEARING-0.25-0.10.STL
608-BEARING-0.10-0.25.STL
608-BEARING-0.25-0.15.STL
608-BEARING-0.25-0.30.STL
608-BEARING-0.15-0.10.STL
608-BEARING-0.40-0.40.STL
608-BEARING-0.10-0.40.STL
608-BEARING-0.05-0.05.STL
608-BEARING-0.05-0.30.STL
608-BEARING-0.05-0.20.STL
608-BEARING-0.10-0.35.STL
608-BEARING-0.05-0.35.STL
608-BEARING-0.10-0.30.STL
608-BEARING-0.10-0.25.STL
608-BEARING-0.15-0.25.STL
608-BEARING-0.15-0.20.STL
608-BEARING-0.05-0.15.STL
608-BEARING-0.15-0.30.STL
608-BEARING-0.30-0.05.STL
608-BEARING-0.10-0.10.STL
608-BEARING-0.05-0.40.STL
608-BEARING-0.10-0.15.STL
608-BEARING-0.20-0.40.STL
608-BEARING-0.10-0.20.STL
608-BEARING-0.20-0.10.STL
608-BEARING-0.20-0.30.STL
608-BEARING-0.15-0.05.STL
608-BEARING-0.30-0.10.STL
608-BEARING-0.30-0.25.STL
608-BEARING-0.25-0.10.STL
608-BEARING-0.35-0.05.STL
608-BEARING-0.15-0.15.STL
608-BEARING-0.20-0.25.STL
608-BEARING-0.40-0.15.STL
608-BEARING-0.30-0.35.STL
608-BEARING-0.25-0.25.STL
608-BEARING-0.40-0.10.STL
608-BEARING-0.40-0.40.STL
608-BEARING-0.30-0.20.STL
608-BEARING-0.20-0.15.STL
608-BEARING-0.25-0.15.STL
608-BEARING-0.40-0.35.STL
608-BEARING-0.30-0.40.STL
608-BEARING-0.35-0.25.STL
608-BEARING-0.35-0.20.STL
608-BEARING-0.40-0.20.STL
608-BEARING-0.30-0.30.STL
608-BEARING-0.35-0.15.STL
608-BEARING-0.25-0.40.STL
608-BEARING-0.35-0.30.STL
608-BEARING-0.30-0.15.STL
608-BEARING-0.40-0.30.STL
608-BEARING-0.05-0.10.STL
608-BEARING-0.10-0.05.STL
608-BEARING-0.05-0.25.STL
608-BEARING-0.40-0.25.STL
608-BEARING-0.20-0.05.STL
608-BEARING-0.25-0.05.STL
608-BEARING-0.15-0.40.STL
608-BEARING-0.35-0.10.STL
608-BEARING-0.15-0.10.STL
608-BEARING-0.20-0.20.STL
608-BEARING-0.20-0.35.STL
608-BEARING-0.25-0.20.STL
608-BEARING-0.35-0.40.STL
608-BEARING-0.25-0.35.STL
608-BEARING-0.25-0.30.STL
608-BEARING-0.15-0.35.STL
608-BEARING-0.35-0.35.STL
608-BEARING-0.40-0.05.STL
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