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แžšแž”แžถแž™แž€แžถแžšแžŽแŸแžขแž“แžปแžœแžแŸ’แžแž•แž›แžทแžแŸ’แž€แž˜แŸ’แž˜แž˜แž˜แŸ’แž€แžถแž“แžทแž€
แžœแžœ แž‘แŸ’แž™แžถแžŸแŸ’แžแžถแž“ แž“แž…แŸ’แž˜แŸแž€แž€แžœ แž‘แŸ’แž™แžถแžŸแŸ’แžแž€แž˜แŸ’แž– แžปแž‡แžถ
แž˜แŸแž”แžถแŸ‰แžถ แžแŸ’แžบแž˜แŸ’แŸ‰แžถแž„แŸ‹แžœแž˜แžถแž–แž˜แž€แžถแžŸแž›แž™แžงแžŸแžถแž แž€แž˜แŸ’แž˜ แž“แžทแž„แžœแžœแž˜แž˜แŸ’
แž€แžถแž“แžทแž€
แž˜แŸ’แžปแžแžœ แž‘แŸ’แž™แžถแžŸแŸ’แž แŸ– แž•แž›แžทแžแŸ’แž€แž˜แŸ’แž˜แž˜แž˜แŸ’แž€แžถแž“แžทแž€
แž€แŸ’แž€ แžปแž˜แŸ’ แŸ– T2-GIM-GR3
แž˜แŸ„แž€แž€แŸ’แžšแžผแžถแžถแžฝแž›แž…แŸ’แž“แž‘ แžปแž€ แŸ– แž‰ แŸ‰แžถแž˜แŸ’ แžŸแžปแž•แž›
แž˜แŸ’แž˜ แŸ„แŸ‡แž“แžทแžŸแžŸแžทแžแŸ’ ID
แŸก. แžˆแžปแžแŸ’ แŸแŸ†แž˜แžš แžพแž“ eแŸขแŸ แŸกแŸคแŸ แŸฉแŸ แŸก
แŸข.แž˜ แŸ‰แžถ แžถแŸŠแžถ แž„แžกแžถแž™ eแŸขแŸ แŸกแŸคแŸ แŸฉแŸฆแŸฃ
แŸฃ. แžšแžปแŸ† แžœแžœ แž‘แŸ’แž™แžถแž› eแŸขแŸ แŸกแŸคแŸ แŸฉแŸฅแŸก
แž†แŸ’แž“ แŸ†แžŸแžทแž€แžถ แŸขแŸ แŸกแŸฅ - แŸขแŸ แŸกแŸฆ
แžšแž”แžถแž™แž€แžถแžšแžŽแŸแž•แž›แžทแžแŸ’แž€แž„แŸ‹แžŸแž– แžบ แžœแžœ แžพแžŸ แž“แžทแž„แž…แŸ’แŸŠแžถแŸŠแžผแžกแžป แž„
I. แž‚แŸ„แž›แž”แŸ†แžŽแž„
๏ฑ แž˜แŸ„แž™แž˜แž™แžพแž„แŸแžนแž„แžขแŸ†แž–แžธแžขแŸ†แž˜แž–แžพแž˜แŸ‰แžถ แžŸแžปแžธแž“แž€แŸ’แž€แžกแžนแž„แž€แžถแž“แŸ‹ แž‰แžแŸ’แŸแžถแžŸแŸ‹
๏ฑ แž€แžถแžšแž˜แž€แŸ’แž…แŸ’แžพแž€แŸ’แž”แžถแžŸแŸ‹แž˜แŸ‰แžถ แžŸแžปแžธแž“ แž‰แŸ’แž แŸ‚ แž“แžทแž„แž€แŸ’แž€แžกแžนแž„
๏ฑ แž€แžถแžšแž•แž›แžทแžแŸ’ แž…แŸ’แŸŠแžถแŸŠแžผแžกแžป แž„ แžœแžœ แžพแžŸ แž“แžทแž„แž€แž„แŸ‹แžŸแž– แžบแž™แž›แŸ‹แŸแžนแž„แž–แžธแŸแŸ†แžŽแžถแž€แŸ‹แž€แžถแž›แž“แž“
แž€แžถแžš
แž•แž›แžทแžแŸ’แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž‡แžถแž˜แŸ’แžฝแž™แž˜แŸ‰แžถ แžŸแžปแžธแž“ แž€แŸ’แž€แžกแžนแž„ แž“แžทแž„แž˜แŸ‰แžถ แžŸแžปแžธแž“แž‰แŸ’แž แŸ‚
๏ฑ แž€แžถแžšแžšแžŽแž“แžถ แž“แžทแž„แŸแŸ†แž˜แžŽแžถแŸ„แŸ‡แž€แŸ’แžถแž™
๏ฑ แž€แžถแžšแžŸแž แž€แžถแžšแž‚แŸ’แž“แž“ แž€แžถแžšแž„แžถแžšแž‡แžถแž€แŸ’แž€ แžปแž˜แŸ’
แž•แž›แžทแžแŸ’แž•แž›แŸแž„แŸ‹แž”แžถแž“ แžšแžบ แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แž’แŸ†แž…แŸ’แŸ†แž•แžปแžแŸ’แŸคแŸฆแž˜แŸ’แž˜แŸ’
แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แžšแž“แž’ แŸขแŸ แž˜แŸ’แž˜แŸ’แž€แŸ’แž…แŸ’แž‰แžœแž„แŸกแŸจแž˜แŸ’แž˜แŸ’ แž“แžทแž„แŸแŸ†แž“แžฝแž“แž˜แž’แž˜ แŸขแŸกแž˜แž’แž˜
แŸแŸŠแžผแž˜แŸแž“แŸ„แŸ‡แž€แŸ’แžแŸ’แžผแžœแž˜แž€แŸ’แžšแžพแžŸแž˜แžš แžพแžŸแŸแžปแŸ†แž€แžถแžšแž„แžถแžšแŸแŸŠแžผแŸแžแžถแž„แž˜แž€แŸ’แž€แžถแž˜แŸ’แŸ–
๏ƒ˜ แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž˜แž€แŸ’แž…แŸ’แž‰แžœแž„ แŸฃแŸ แž˜แŸ’แž˜แŸ’
๏ƒ˜ แž˜แž“แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’ แŸฅแŸ แž˜แŸ’แž˜แŸ’
1. แž€แžถแžšแž‚แŸ’แžšแžพแžŸแž‚แžš แžพแžŸแžŠแŸ†แž€แžถแžšแž„แžถแžš
II. แž€แž„แŸ‹แžŸแž– แžบ
II. แŸแŸ†แž˜แžŽแžพแžšแž€แžถแžšแž•แž›แžทแžแŸ’แŸแžปแŸ†แž€แžถแžšแž„แžถแžš
๏ƒ˜ แž€แžถแžแŸ’แŸ‹แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž‡แžถแž˜แŸ’แžปแž“แžŸแžทแž“ แžแžถแž˜แŸ’แžแžถแž“ แžแŸ’แž‰แŸแž›แž˜แž€แŸ’แž‚แŸ’แž“แž„แžถแžปแž€
๏ƒ˜ แž…แžถแž…แŸ’แŸ‹แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž‡แžถแž˜แŸ’แžฝแž™แž€แžถแž›แž…แžถแž…แŸ’แŸ‹แž˜แŸ‰แžถ แžŸแžปแžธแž“แž€แŸ’แž€แžกแžนแž„
๏ƒ˜ แž™แž€แž“แžถแžกแžทแž€แžถแžœแžถแžŸแŸ‹แžŸแž‘ แž„แŸ‹แž—แžถแž–แž˜แž”แžถแž›แžšแž…แŸ’แžŸแŸ‹แŸแžปแŸ†แž€แžถแžšแž„แžถแžš
๏ƒ˜ แžœแžš แžแžแŸ’แž…แŸ’แžŽแž แžนแž„แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž˜แŸ„แž™แž‡แžถแž…แŸ’แŸ‹แž›แž‡แžถ แž‡แžถแž˜แŸ’แžฝแž™แž€แžถแž›แŸ‹แž…แžถแž…แŸ’แŸ‹
๏ƒ˜ แž…แžถแž…แŸ’แŸ‹แŸแŸ†แž˜แžกแžพแž„ แž“แžทแž„ แžŸแž„แŸ‹แž˜แž€แŸ’แžแŸ’แž€แžถแŸ†แž…แŸ’แžทแžแŸ’
1. แžŠแŸ†แž‚แžŽแžพแžšแž€แžถแžšแž”แž“แŸ’แžŸ แŸŠแžธ
๏ƒ˜ แžŸแžปแžธแž…แŸ’แž€แž˜แŸ’แžปแžแŸแžปแŸ†แž€แžถแžšแž„แžถแžš แž˜แŸ„แž™ แŸ„แŸแž˜แž€แŸ’แž…แŸ’แžพแž˜แž›แž”แžฟแž“แžšแž™แŸ„แŸ‡แž…แŸ’แž“แžŸแžป แžธแžแžถแž˜แŸ’แžšแŸŠแžผแž…แŸ’แž˜แŸ’แž“แž
n =
Vc
๐œ‹๐ท
ร— 1000 =
55
3.14 ร—50
ร— 1000 = 350.31 tr/min
(๐‘‰๐ถ=55mm/min แž€แžถแŸ†แž…แŸ’แžทแžแŸ’ outil carbure, Fonte40)
๏ƒ˜ แžŸแžปแžธแž…แŸ’แž€แž…แŸ’แž˜แžŽแžถแž แž™แž˜แž›แž”แžฟแž“แŸแŸŠแžผแŸแž‚แŸ’แž“แž“ 350mm/min
๏ƒ˜ แžŸแžปแžธแžŸแŸ†แž˜แžšแŸ แž™แž€แžแžถแž˜แŸ’แž˜แž›แž”แžฟแž“แžšแž™แŸ„แŸ‡แž…แŸ’แž“แžŸแžป แžธ
๐‘‰๐ถ =
4
3
๐‘‰๐ถ =
4
3
ร— 55 = 73.33 ๐‘š๐‘š/๐‘š๐‘–๐‘›
๐‘› =
73.33 ร— 1000
3.14 ร— 50
= 466.85๐‘ก๐‘Ÿ/๐‘š๐‘–๐‘›
๏ƒ˜ แŸแž›แŸ‹แŸแŸ†แžŽแžถแž€แŸ‹ แž‰แŸแž›แž€แŸ’แžแŸ’แžผแžœแŸแžปแŸ„แŸ‡แžšแž“แž’ แž˜แŸแžพแž˜แŸ’แž”แžธแž™แž€แŸแžŸแŸ’แžแž‰แž˜แŸ’แŸ‰แžถแž€แŸ’แžแŸ’แžแžถแž„แž€แž“ แžปแž„ แŸขแŸ 
แž˜แŸ’แž˜แŸ’ แž€แŸ’แžแŸ’แžผแžœแž˜แž…แžถแŸ„แŸ‡แžšแž“แž’ แŸกแŸฃ-16 mmแŸ” แž…แŸ’แž“แžถแž‘ แž…แŸ’แŸ‹แž˜แŸ’แž€ แž…แžถแž…แŸ’แŸ‹แž€แžถแŸ†แž…แŸ’แžทแžแŸ’แž…แŸ’แž“แžŸแžป แžธ
แž€แž“ แžปแž„แžšแž แŸŠแžผแžแŸ’แŸแž›แŸ‹แŸขแŸ แž˜แŸ’แž˜แŸ’ แž˜แž™แžพแž„แŸ„แŸแž˜แž€แŸ’แž…แŸ’แžพ แž˜แž›แž”แžฟแž“แžšแž™แŸ„แŸ‡แž…แŸ’แž“แžŸแžป แžธแžแžถแž˜แŸ’แž€แžถแžš
แžšแžŽแž“แžถ
๐‘‰๐ถ =
3
4
๐‘‰๐ถ =
3
4
ร— 55 = 41.25๐‘š๐‘š/๐‘š๐‘–๐‘›
๐‘› =
๐‘‰ ๐ถ
๐œ‹๐ท
ร— 1000 =
41
3.14ร—18
= 1000 = 725๐‘ก๐‘Ÿ/๐‘š๐‘–๐‘›
๏ƒ˜ แž…แŸ’แžปแžทแžแŸ’แž€แŸ’แžš แžปแž„ แž“แžทแž„แž˜แŸ„แŸ„แŸ‡แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž˜แŸ แž˜แŸ’แž€แžŸแŸ†แŸ„แžแŸ’แŸ”
๏ƒ˜ แž…แžถแž…แŸ’แŸ‹แž–แžปแž˜แŸ’แž–แž‰แž…แŸ’แž„แž‰แŸแž€แŸแŸ†แž“แžฝแž“แž˜แž’แž˜ แž‡แžถแž˜แŸ’แžฝแž™แžแžถแž…แŸ’แž˜แŸ‰แžถ แžŸแžปแžธแž“แž‰แŸ’แž แŸ‚
๏ƒ˜ แž…แžถแž…แŸ’แŸ‹แŸแŸ†แž˜แž›แžพแž„แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž‡แžถแž˜แŸ’แžฝแž™แž–แžปแž˜แŸ’แž– แž“แžทแž„ แžŸแž„แŸ‹แž˜แž€แŸ’แžแŸ’
๏ƒ˜ แž˜แž€แŸ’แžšแžพแžŸแž˜แžš แžพแžŸแž€แžถแŸ†แž…แŸ’แžทแžแŸ’ แž…แžถแž…แŸ’แŸ‹แž€แžถแŸ†แž…แŸ’แžทแžแŸ’ แž“แžทแž„แžŸแž„แŸ‹แž˜แž€แŸ’แžแŸ’แž€แžถแŸ†แž…แŸ’แžทแžแŸ’แž‡แžถแž˜แŸ’แžฝแž™
แŸแžปแŸ†แž€แžถแžšแž„แžถแžš
๏ƒ˜ แž…แŸ’แž“แžŸแžป แžธแžแžถแž˜แŸ’แž…แŸ’แž˜แžŽแžถแž แž™แžขแŸแž€แžŸxแž“แžทแž„แŸแžปแŸ„แŸ‡แžšแŸ†แž˜แŸ…แž˜แž’แž˜ แŸค.แŸฅแž˜แŸ’แž˜แŸ’ แžแžถแž˜แŸ’
แžขแŸแž€แžŸz
๏ƒ˜ แž€แŸ†แžŽแžแŸ’แŸ‹แŸแŸ†แž“แžฝแž“แžšแž„แŸ‚แžทแž›แž˜แŸ…แž˜แž›แžพแž€แžถแž›แž‰แž…แŸ’แž„แž‰แŸแž€แž˜แŸ„แž™แžšแžŽแž“แžถแžšแž€
แŸแŸ†แž“แžฝแž“แžšแžปแŸ†แž˜แŸ…แžแžถแž˜แŸ’แŸแŸ†แž“แžฝแž“แž˜แž’แž˜ แžšแž…แŸ’แžŸแŸ‹แž€แž„แŸ‹แžŸแž– แžบแžœแŸ”
๏ƒ˜ แž˜แŸ’แžฝแž™แž˜แž’แž˜ แž˜แžŸแž˜ แžพแž“แžนแž„1+
19
21
แž™แŸ„แž„แžแžถแž˜แž‘แŸ’แžšแžนแžŸแŸ’แžŠแžธ
๐พ
๐‘
=
40
21
= 1 +
19
21
III. แž›แžถแž’แž•แž›แž˜แž€แŸ’แž€แžถแž™แž€แžถแžšแžขแž“แžปแžœแžแŸ’แž
๏ƒ˜ แž‡แžถแŸแžปแž„แž˜แž€แŸ’แž€แžถแž™แžถแžถแžฝแž›แž”แžถแž“แŸแžปแŸ†แž€แžถแžšแž„แžถแžš แž‰แŸแž›แž˜แž“ แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แž’แŸ†
แž…แŸ’แŸ†แž•แžปแžแŸ’ 46mm แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แžแŸ’แŸŠแžผแŸแž…แŸ’แŸ†แž•แžปแžแŸ’ 36mm แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แžšแž“แž’20mm
แŸแŸ†แž“แžฝแž“แž˜แž’แž˜ 21แŸ”(แŸแŸŠแžผแŸแžšแŸŠแžผแž…แŸ’แžถแžธแŸก)
แžšแžผแž”แžšแžธแŸก
แž‰แž•แž“แž€แžถแžธแŸข
แžœแžœ แžพแžŸ แž“แžทแž„แž…แŸ’แŸŠแžถแŸŠแžผแžกแžป แž„
I.แžœแžœ แžพแžŸ แž“แžทแž„แž…แŸ’แŸŠแžถแŸŠแžผแžกแžป แž„
1. แž€แžถแžšแž‚แŸ’แžšแžพแžŸแž‚แžš แžพแžŸแžŠแŸ†แž€แžถแžšแž„แžถแžš
แž•แž›แžทแžแŸ’แž•แž›แŸแž„แŸ‹แž”แžถแž“ แžšแžบ แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แŸขแŸฅแž˜แŸ’แž˜แŸ’ แŸขแŸข
แž˜แŸ’แž˜แŸ’ แŸกแŸคแž˜แŸ’แž˜แŸ’ แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แžšแž“แž’ แŸกแŸขแž˜แŸ’แž˜แŸ’แž€แŸ’แž…แŸ’แž‰แžœแž„แžŸแžšแžปแž…แŸ’ แŸงแŸ 
แž˜แŸ’แž˜แŸ’ แŸแŸŠแžผแž˜แŸแž“แŸ„แŸ‡แž€แŸ’แžแŸ’แžผแžœแž˜แž€แŸ’แžšแžพแžŸแž˜แžš แžพแžŸแŸแžปแŸ†แž€แžถแžšแž„แžถแžšแŸแŸŠแžผแŸแžแžถแž„แž˜แž€แŸ’แž€แžถแž˜แŸ’แŸ–
๏ƒ˜ แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž˜แž€แŸ’แž…แŸ’แž‰แžœแž„แŸฉแŸ  แž˜แŸ’แž˜แŸ’
๏ƒ˜ แž˜แž“แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’ แŸฃแŸ แž˜แŸ’แž˜แŸ’แŸ”
2. แžขแž‰แŸ’แž‰แžถ แžแžŠแžŠแž›แŸ’แžแžผแžœแžšแž€
๏ƒ˜ แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แžšแž…แŸ’แžŸแŸ‹แžœ แžพแžŸD = d + 2ร—
๐ป
8
D = 14 + 2 x 1.732/8
D = 14.433mm แž‡แžถแžขแž„แž€แžแŸ‹แž•แŸ’แž…แžทแžแžšแž”แžŸแŸ’แŸ‹แžœแžธแžŸแŸ’โ€‹โ€‹
๏ƒ˜ แžšแŸ†แž˜แŸ…แž‰แžแžŸแž˜แž…แž€ แžšแž…แŸ’แžŸแŸ‹แžœ แžพแžŸh = 0.5P
h + H/8 = 1.443mm
๏ƒ˜ แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แžแžถแž„แž€แž“ แžปแž„แžšแž…แŸ’แžŸแŸ‹แž…แŸ’แŸŠแžถแŸŠแžผแžกแžป แž„d = D โ€“ (2H + 2H/4)
d= 14.433 โ€“ 2.163 โ€“ 0.866
d = 11.404mm
๏ƒ˜ แž€แŸ†แžšแžถแžŸแŸ‹แžšแž…แŸ’แžŸแŸ‹แž˜แž’แž˜ 1.732mm
๏ƒ˜ แžšแŸ†แž แžถแž“แžšแž…แŸ’แžŸแŸ‹ แž‰แžแžŸแž˜แž…แž€ H/4 = 0.433mm(แŸแŸŠแžผแŸแžšแŸŠแžผแž…แŸ’แžถแžธแŸข)
แžšแŸŠแžผแž…แŸ’แžถแžธแŸข
II.แŸแŸ†แž˜แžŽแžพแžšแž€แžถแžšแž•แž›แžทแžแŸ’แŸแžปแŸ†แž€แžถแžšแž„แžถแžš
๏ƒ˜ แŸแŸ†แž…แŸ’แŸŠแžผแž„แž…แžถแž…แŸ’แŸ‹แŸแŸ†แž˜แžกแžพแž„แŸแžปแŸ†แž€แžถแžšแž„แžถแžš แž‡แžถแž˜แŸ’แžฝแž™แž€แžถแž›แž…แžถแž…แŸ’แŸ‹แž˜แŸ‰แžถ แžŸแžปแžธแž“แž€แŸ’แž€แžกแžบแž„
๏ƒ˜ แžŸแž„แŸ‹แž˜แž€แŸ’แžแŸ’แŸแžปแŸ†แž€แžถแžšแž„แžถแžš แž˜แŸ„แž™แž“แžถแžกแžทแž€แžถแžŸแž‘ แž„แŸ‹ แž“แžทแž„แžš แžบแžแŸ’แž˜แŸ„แž™แžแŸ’แžบแž„แž›แž‡แžถ
๏ƒ˜ แž…แžถแž…แŸ’แŸ‹แž€แžถแŸ†แž…แŸ’แžทแžแŸ’ แž“แžทแž„แžŸแž„แŸ‹แž˜แž€แŸ’แžแŸ’แž˜แŸ„แž™แžŸแžปแžธ แž“แžนแž„แŸแžปแŸ†แž€แžถแžšแž„แžถแžš
๏ƒ˜ แž…แŸ’แž“แžŸแžป แžธแž…แŸ’แž€แž“แž•แž‘แž˜แŸ’แžปแž แž˜แŸ„แž™แž˜แž›แž”แžฟแž“แžšแž™แŸ„แŸ‡แž…แŸ’แž“แžŸแžป แžธแž’แž˜แŸ’แž˜แžแžถแžแžถแž˜แŸ’แž€แžถแžšแžšแžŽแž“แžถ
n =
Vc
ฯ€d
๏ƒฐ n =
30
3.14 ร—30
ร— 1000 = 583.68 tr/min
(แž€แžถแŸ†แž…แŸ’แžทแžแŸ’แž€แŸ’แž…แŸ’แž˜แŸแžถ Outil Cabure, Vc = 55 mm/min)
๏ƒ˜ แž…แŸ’แž“แžŸแžป แžธแž…แŸ’แž€แžŸแŸ†แž…แŸ’แž€แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž€แŸ’แž…แŸ’แž‰แžœแž„ แŸงแŸฅ แž˜แŸ’แž˜แŸ’ แž“แžทแž„แž€แŸ†แžšแžถแžŸแŸ‹ แŸฃแŸ แž˜แŸ’แž˜แŸ’ แž™แž€แž˜แž›แž”แžฟแž“แž’แž˜แŸ’แž˜แžแžถ
แŸแž‰แŸแž› 583.68 tr/min
๏ƒ˜ แž…แŸ’แž“แžŸแžป แžธแžŸแŸ†แž˜แžšแŸแŸแž›แŸ‹แžขแž„แž‚แžแŸ’แŸ‹แŸขแŸฅ แž˜แŸ’แž˜แŸ’ แž˜แŸ„แž™แž˜แž€แŸ’แž…แŸ’แžพแž˜แž›แž”แžฟแž“แžšแž™แŸ„แŸ‡แž…แŸ’แž“แžŸแžป แžธ
Vc =
4
3
x Vc(table) =
4
3
x 55 m/min = 73.33 m/min
๏ƒž n =
73.33
3.14ร—25
x 1000
๏ƒž n = 934.14 tr/min
๏ƒ˜ แž€แžถแžšแž…แŸ’แž“แžŸแžป แžธแž…แŸ’แž€แžŸแŸ†แž…แŸ’แž€แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž™แž€แžขแž„แž€แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แžœแŸกแŸฆแž˜แŸ’แž˜แŸ’แžœแž“แžทแž„แž€แŸ’แž…แŸ’แž‰แžœแž„แžœแŸฅแŸ แž˜แŸ’แž˜แŸ’
n =
55
3.14ร—25
x 1000 = 700.63tr/min
๏ƒ˜ แž…แŸ’แž“แžŸแžป แžธแžŸแž˜แž€แŸ’แž˜แŸ’แŸแžœ(แžขแž„แž€แžแŸ’แŸ‹แž•แž€แžทแžแŸ’ แŸกแŸฆแž˜แŸ’แž˜แŸ’)
Vc =
4
3
x Vc(table) =
4
3
x 55m/min = 73.33m/min
๏ƒž n =
73.33
3.14ร—16
x 1000 = 1459.59tr/min
๏ƒž n = 1459.59tr/min
๏ƒ˜ แž…แŸ’แž“แžถแž‘ แž…แŸ’แŸ‹แž˜แŸ’แž€แž™แž€แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแžšแž…แŸ’แžŸแŸ‹แž˜แž™แžพแž„ แž…แžถแž…แŸ’แŸ‹แžแŸ’แŸ†แž˜แžกแžพแž„แž‡แžถแž˜แŸ’แžฝแž™
แž˜แŸ‰แžถ แžŸแžปแžธแž“ แž‰แŸ’แž แŸ‚แŸแž˜แŸแžพแž˜แŸ’แž”แžธแž…แŸ’แž“แžŸแžป แžธแž™แž€ แž€แžถแž›แžœ แžพแžŸ แž“แžทแž„แž…แŸ’แŸŠแžถแŸŠแžผแžกแžป แž„ แŸฆ แž€แŸ’แžš แžปแž„
๏ƒ˜ แžŸแž„แŸ‹แž˜แž€แŸ’แžแŸ’แŸแžปแŸ†แž€แžถแžšแž„แžถแž‡แžถแž˜แŸ’แžฝแž™ แž“แžถแžกแžทแž€แžถ แž“แžทแž„แžš แžแžแŸ’แž˜แŸ„แž™แž‡แžถแž…แŸ’แŸ‹แž›แž‡แžถ
๏ƒ˜ แž…แŸ’แž“แžถแž‘ แž…แŸ’แŸ‹แž˜แŸ’แž€ แž…แŸ’แž“แžŸแžป แžธแŸฆ แž€แŸ’แžš แžปแž„ แžแžถแž˜แŸ’แž–แžปแž˜แŸ’แž–แž‰แŸแž€แž€แŸ’แžš แžปแž„ แŸ”แŸแŸŠแžผแŸแžšแŸŠแžผแž…แŸ’แžถแžธแŸฃ
แžšแŸŠแžผแž…แŸ’แžถแžธแŸฃ
1. แž€แžถแžšแž”แž“แŸ’แžŸ แŸŠแžธแž”แŸŠแžผ
แžกแžŸ แž„
๏ƒ˜ แž™แž€แžŒแžปแŸ†แž€แžถแžšแž„แžถแžšแž‰แŸแž›แž‰แŸ’แž แŸ‚ แž˜แž แžพแž™แž€แžถแžแŸ’แŸ‹แŸกแŸฅแž˜แŸ’แž˜แŸ’ แžแžถแž„แž€แžถแž›
๏ƒ˜ แž˜แž แžพแž™แž™แž€แž˜แŸ…แž€แŸ’แž€แžกแžนแž„แž„แž˜แŸ„แž™แž˜แŸ…แžŸแž›แŸ‹แŸกแŸ  แž˜แŸ’แž˜แŸ’
๏ƒ˜ แž…แŸ’แž“แžถแž‘ แž…แŸ’แŸ‹แž˜แŸ’แž€แž…แŸ’แž“แžŸแžป แžธแŸแžปแŸ„แŸ‡แžšแž“แž’แŸกแŸขแž˜แŸ’แž˜แŸ’ แž“แžทแž„ แž…แŸ’แžปแžทแžแŸ’แž€แŸ’แžš แžปแž„
๏ƒ˜ แž…แŸ’แž“แžถแž‘ แž…แŸ’แŸ‹แž˜แŸ’แž€แž™แž€แž˜แŸ… แž€แžถแŸ‰แžถ แžšแŸŠแžผแž˜แŸ„แž™แž”แžถแž“แž‰แžแžŸแž˜แž…แž€ แŸ”แŸแŸŠแžผแŸแžšแŸŠแžผแž…แŸ’แžถแžธแŸค
2. แž€แžถแžšแž”แž“แŸ’แžŸ แŸŠแžธแžœ แžพแžŸ
๏ƒ˜ แž…แžถแž…แŸ’แŸ‹แŸแžปแŸ†แž€แžถแžšแž„แžถแžš แž˜แŸ…แž˜แŸ‰แžถ แžŸแžปแžธแž“ แž˜แŸ’แžแž„แž˜แžถแŸ€แžแŸ’ แž˜แŸ„แž™แžŸแžปแžธแž€แžถแž›แŸแž›แŸ‹
แžแžถแž“ แžแŸ’ แž“แžทแž„แžŸแžปแžธแž˜แŸ„แž™แŸแž›แŸ‹แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แž…แžถแž€แŸ‹ แž‰แžแžŸแž˜แž…แž€
๏ƒ˜ แž…แžถแž…แŸ’แŸ‹แŸแŸ†แž˜แžกแžพแž„แž…แžถแž€แŸ‹ แž‰แžแžŸแž˜แž…แž€ แž˜แŸ„แž™แž˜แž€แŸ’แž…แŸ’แžพแž€แžถแŸ†แž…แŸ’แžทแžแŸ’แž…แžถแž€แŸ‹ แž‰แžแžŸแž˜แž…แž€
๏ƒ˜ แž…แžถแž€แŸ‹แŸแž›แŸ‹แžšแŸ†แž˜แŸ…แž‰แŸแž› แŸแž„แŸ‹แž”แžถแž“แž˜แž แžพแž™ แž˜แŸ„แŸ„แŸ‡แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž™แž€แž˜แŸ’แž€
แž€แžถแžšแŸŠแžผแž˜แŸแžพแž˜แŸ’แž”แžธแž”แžถแž“แž‰แžแžŸแž˜แž…แž€
III. แž›แžถแž’แž•แž›แž˜แž€แŸ’แž€แžถแž™แž€แžถแžšแžขแž“แžปแžœแžแŸ’แž
แž…แŸ’แž“แžถแž‘ แž…แŸ’แŸ‹แž–แžธแž†แŸ’แž›แž„แž€แžถแžแŸ’แŸ‹แž€แžถแžšแžขแž“แžปแžœแžแŸ’แžแž˜แŸ’แž€แž€แŸ’แž€ แžปแž˜แŸ’แž˜แž™แžพแž„แžแŸ’ แžปแŸ†
แžถแžถแžฝแž›แž”แžถแž“ แžœแžœ แžพแžŸ แž“แžทแž„ แž…แŸ’แŸŠแžถแŸŠแžผแžกแžป แž„ แŸ”แŸแŸŠแžผแŸแžšแŸŠแžผแž…แŸ’แžถแžธแŸฅ
แžŸแŸŠแžผ แž˜แŸ’แžขแžšแžšแžปแžŽ
แžŸแŸ†แž“แžฝแžš แž“แžทแž„ แŸแž˜แž˜แŸ’แž›แžพแž™

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ย 

Mechanical production of screw and vis

  • 1. แžšแž”แžถแž™แž€แžถแžšแžŽแŸแžขแž“แžปแžœแžแŸ’แžแž•แž›แžทแžแŸ’แž€แž˜แŸ’แž˜แž˜แž˜แŸ’แž€แžถแž“แžทแž€ แžœแžœ แž‘แŸ’แž™แžถแžŸแŸ’แžแžถแž“ แž“แž…แŸ’แž˜แŸแž€แž€แžœ แž‘แŸ’แž™แžถแžŸแŸ’แžแž€แž˜แŸ’แž– แžปแž‡แžถ แž˜แŸแž”แžถแŸ‰แžถ แžแŸ’แžบแž˜แŸ’แŸ‰แžถแž„แŸ‹แžœแž˜แžถแž–แž˜แž€แžถแžŸแž›แž™แžงแžŸแžถแž แž€แž˜แŸ’แž˜ แž“แžทแž„แžœแžœแž˜แž˜แŸ’ แž€แžถแž“แžทแž€ แž˜แŸ’แžปแžแžœ แž‘แŸ’แž™แžถแžŸแŸ’แž แŸ– แž•แž›แžทแžแŸ’แž€แž˜แŸ’แž˜แž˜แž˜แŸ’แž€แžถแž“แžทแž€ แž€แŸ’แž€ แžปแž˜แŸ’ แŸ– T2-GIM-GR3 แž˜แŸ„แž€แž€แŸ’แžšแžผแžถแžถแžฝแž›แž…แŸ’แž“แž‘ แžปแž€ แŸ– แž‰ แŸ‰แžถแž˜แŸ’ แžŸแžปแž•แž› แž˜แŸ’แž˜ แŸ„แŸ‡แž“แžทแžŸแžŸแžทแžแŸ’ ID แŸก. แžˆแžปแžแŸ’ แŸแŸ†แž˜แžš แžพแž“ eแŸขแŸ แŸกแŸคแŸ แŸฉแŸ แŸก แŸข.แž˜ แŸ‰แžถ แžถแŸŠแžถ แž„แžกแžถแž™ eแŸขแŸ แŸกแŸคแŸ แŸฉแŸฆแŸฃ แŸฃ. แžšแžปแŸ† แžœแžœ แž‘แŸ’แž™แžถแž› eแŸขแŸ แŸกแŸคแŸ แŸฉแŸฅแŸก แž†แŸ’แž“ แŸ†แžŸแžทแž€แžถ แŸขแŸ แŸกแŸฅ - แŸขแŸ แŸกแŸฆ
  • 2. แžšแž”แžถแž™แž€แžถแžšแžŽแŸแž•แž›แžทแžแŸ’แž€แž„แŸ‹แžŸแž– แžบ แžœแžœ แžพแžŸ แž“แžทแž„แž…แŸ’แŸŠแžถแŸŠแžผแžกแžป แž„ I. แž‚แŸ„แž›แž”แŸ†แžŽแž„ ๏ฑ แž˜แŸ„แž™แž˜แž™แžพแž„แŸแžนแž„แžขแŸ†แž–แžธแžขแŸ†แž˜แž–แžพแž˜แŸ‰แžถ แžŸแžปแžธแž“แž€แŸ’แž€แžกแžนแž„แž€แžถแž“แŸ‹ แž‰แžแŸ’แŸแžถแžŸแŸ‹ ๏ฑ แž€แžถแžšแž˜แž€แŸ’แž…แŸ’แžพแž€แŸ’แž”แžถแžŸแŸ‹แž˜แŸ‰แžถ แžŸแžปแžธแž“ แž‰แŸ’แž แŸ‚ แž“แžทแž„แž€แŸ’แž€แžกแžนแž„ ๏ฑ แž€แžถแžšแž•แž›แžทแžแŸ’ แž…แŸ’แŸŠแžถแŸŠแžผแžกแžป แž„ แžœแžœ แžพแžŸ แž“แžทแž„แž€แž„แŸ‹แžŸแž– แžบแž™แž›แŸ‹แŸแžนแž„แž–แžธแŸแŸ†แžŽแžถแž€แŸ‹แž€แžถแž›แž“แž“ แž€แžถแžš แž•แž›แžทแžแŸ’แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž‡แžถแž˜แŸ’แžฝแž™แž˜แŸ‰แžถ แžŸแžปแžธแž“ แž€แŸ’แž€แžกแžนแž„ แž“แžทแž„แž˜แŸ‰แžถ แžŸแžปแžธแž“แž‰แŸ’แž แŸ‚ ๏ฑ แž€แžถแžšแžšแžŽแž“แžถ แž“แžทแž„แŸแŸ†แž˜แžŽแžถแŸ„แŸ‡แž€แŸ’แžถแž™ ๏ฑ แž€แžถแžšแžŸแž แž€แžถแžšแž‚แŸ’แž“แž“ แž€แžถแžšแž„แžถแžšแž‡แžถแž€แŸ’แž€ แžปแž˜แŸ’
  • 3. แž•แž›แžทแžแŸ’แž•แž›แŸแž„แŸ‹แž”แžถแž“ แžšแžบ แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แž’แŸ†แž…แŸ’แŸ†แž•แžปแžแŸ’แŸคแŸฆแž˜แŸ’แž˜แŸ’ แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แžšแž“แž’ แŸขแŸ แž˜แŸ’แž˜แŸ’แž€แŸ’แž…แŸ’แž‰แžœแž„แŸกแŸจแž˜แŸ’แž˜แŸ’ แž“แžทแž„แŸแŸ†แž“แžฝแž“แž˜แž’แž˜ แŸขแŸกแž˜แž’แž˜ แŸแŸŠแžผแž˜แŸแž“แŸ„แŸ‡แž€แŸ’แžแŸ’แžผแžœแž˜แž€แŸ’แžšแžพแžŸแž˜แžš แžพแžŸแŸแžปแŸ†แž€แžถแžšแž„แžถแžšแŸแŸŠแžผแŸแžแžถแž„แž˜แž€แŸ’แž€แžถแž˜แŸ’แŸ– ๏ƒ˜ แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž˜แž€แŸ’แž…แŸ’แž‰แžœแž„ แŸฃแŸ แž˜แŸ’แž˜แŸ’ ๏ƒ˜ แž˜แž“แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’ แŸฅแŸ แž˜แŸ’แž˜แŸ’ 1. แž€แžถแžšแž‚แŸ’แžšแžพแžŸแž‚แžš แžพแžŸแžŠแŸ†แž€แžถแžšแž„แžถแžš II. แž€แž„แŸ‹แžŸแž– แžบ
  • 4. II. แŸแŸ†แž˜แžŽแžพแžšแž€แžถแžšแž•แž›แžทแžแŸ’แŸแžปแŸ†แž€แžถแžšแž„แžถแžš ๏ƒ˜ แž€แžถแžแŸ’แŸ‹แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž‡แžถแž˜แŸ’แžปแž“แžŸแžทแž“ แžแžถแž˜แŸ’แžแžถแž“ แžแŸ’แž‰แŸแž›แž˜แž€แŸ’แž‚แŸ’แž“แž„แžถแžปแž€ ๏ƒ˜ แž…แžถแž…แŸ’แŸ‹แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž‡แžถแž˜แŸ’แžฝแž™แž€แžถแž›แž…แžถแž…แŸ’แŸ‹แž˜แŸ‰แžถ แžŸแžปแžธแž“แž€แŸ’แž€แžกแžนแž„ ๏ƒ˜ แž™แž€แž“แžถแžกแžทแž€แžถแžœแžถแžŸแŸ‹แžŸแž‘ แž„แŸ‹แž—แžถแž–แž˜แž”แžถแž›แžšแž…แŸ’แžŸแŸ‹แŸแžปแŸ†แž€แžถแžšแž„แžถแžš ๏ƒ˜ แžœแžš แžแžแŸ’แž…แŸ’แžŽแž แžนแž„แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž˜แŸ„แž™แž‡แžถแž…แŸ’แŸ‹แž›แž‡แžถ แž‡แžถแž˜แŸ’แžฝแž™แž€แžถแž›แŸ‹แž…แžถแž…แŸ’แŸ‹ ๏ƒ˜ แž…แžถแž…แŸ’แŸ‹แŸแŸ†แž˜แžกแžพแž„ แž“แžทแž„ แžŸแž„แŸ‹แž˜แž€แŸ’แžแŸ’แž€แžถแŸ†แž…แŸ’แžทแžแŸ’
  • 5. 1. แžŠแŸ†แž‚แžŽแžพแžšแž€แžถแžšแž”แž“แŸ’แžŸ แŸŠแžธ ๏ƒ˜ แžŸแžปแžธแž…แŸ’แž€แž˜แŸ’แžปแžแŸแžปแŸ†แž€แžถแžšแž„แžถแžš แž˜แŸ„แž™ แŸ„แŸแž˜แž€แŸ’แž…แŸ’แžพแž˜แž›แž”แžฟแž“แžšแž™แŸ„แŸ‡แž…แŸ’แž“แžŸแžป แžธแžแžถแž˜แŸ’แžšแŸŠแžผแž…แŸ’แž˜แŸ’แž“แž n = Vc ๐œ‹๐ท ร— 1000 = 55 3.14 ร—50 ร— 1000 = 350.31 tr/min (๐‘‰๐ถ=55mm/min แž€แžถแŸ†แž…แŸ’แžทแžแŸ’ outil carbure, Fonte40) ๏ƒ˜ แžŸแžปแžธแž…แŸ’แž€แž…แŸ’แž˜แžŽแžถแž แž™แž˜แž›แž”แžฟแž“แŸแŸŠแžผแŸแž‚แŸ’แž“แž“ 350mm/min ๏ƒ˜ แžŸแžปแžธแžŸแŸ†แž˜แžšแŸ แž™แž€แžแžถแž˜แŸ’แž˜แž›แž”แžฟแž“แžšแž™แŸ„แŸ‡แž…แŸ’แž“แžŸแžป แžธ ๐‘‰๐ถ = 4 3 ๐‘‰๐ถ = 4 3 ร— 55 = 73.33 ๐‘š๐‘š/๐‘š๐‘–๐‘› ๐‘› = 73.33 ร— 1000 3.14 ร— 50 = 466.85๐‘ก๐‘Ÿ/๐‘š๐‘–๐‘›
  • 6. ๏ƒ˜ แŸแž›แŸ‹แŸแŸ†แžŽแžถแž€แŸ‹ แž‰แŸแž›แž€แŸ’แžแŸ’แžผแžœแŸแžปแŸ„แŸ‡แžšแž“แž’ แž˜แŸแžพแž˜แŸ’แž”แžธแž™แž€แŸแžŸแŸ’แžแž‰แž˜แŸ’แŸ‰แžถแž€แŸ’แžแŸ’แžแžถแž„แž€แž“ แžปแž„ แŸขแŸ  แž˜แŸ’แž˜แŸ’ แž€แŸ’แžแŸ’แžผแžœแž˜แž…แžถแŸ„แŸ‡แžšแž“แž’ แŸกแŸฃ-16 mmแŸ” แž…แŸ’แž“แžถแž‘ แž…แŸ’แŸ‹แž˜แŸ’แž€ แž…แžถแž…แŸ’แŸ‹แž€แžถแŸ†แž…แŸ’แžทแžแŸ’แž…แŸ’แž“แžŸแžป แžธ แž€แž“ แžปแž„แžšแž แŸŠแžผแžแŸ’แŸแž›แŸ‹แŸขแŸ แž˜แŸ’แž˜แŸ’ แž˜แž™แžพแž„แŸ„แŸแž˜แž€แŸ’แž…แŸ’แžพ แž˜แž›แž”แžฟแž“แžšแž™แŸ„แŸ‡แž…แŸ’แž“แžŸแžป แžธแžแžถแž˜แŸ’แž€แžถแžš แžšแžŽแž“แžถ ๐‘‰๐ถ = 3 4 ๐‘‰๐ถ = 3 4 ร— 55 = 41.25๐‘š๐‘š/๐‘š๐‘–๐‘› ๐‘› = ๐‘‰ ๐ถ ๐œ‹๐ท ร— 1000 = 41 3.14ร—18 = 1000 = 725๐‘ก๐‘Ÿ/๐‘š๐‘–๐‘› ๏ƒ˜ แž…แŸ’แžปแžทแžแŸ’แž€แŸ’แžš แžปแž„ แž“แžทแž„แž˜แŸ„แŸ„แŸ‡แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž˜แŸ แž˜แŸ’แž€แžŸแŸ†แŸ„แžแŸ’แŸ”
  • 7. ๏ƒ˜ แž…แžถแž…แŸ’แŸ‹แž–แžปแž˜แŸ’แž–แž‰แž…แŸ’แž„แž‰แŸแž€แŸแŸ†แž“แžฝแž“แž˜แž’แž˜ แž‡แžถแž˜แŸ’แžฝแž™แžแžถแž…แŸ’แž˜แŸ‰แžถ แžŸแžปแžธแž“แž‰แŸ’แž แŸ‚ ๏ƒ˜ แž…แžถแž…แŸ’แŸ‹แŸแŸ†แž˜แž›แžพแž„แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž‡แžถแž˜แŸ’แžฝแž™แž–แžปแž˜แŸ’แž– แž“แžทแž„ แžŸแž„แŸ‹แž˜แž€แŸ’แžแŸ’ ๏ƒ˜ แž˜แž€แŸ’แžšแžพแžŸแž˜แžš แžพแžŸแž€แžถแŸ†แž…แŸ’แžทแžแŸ’ แž…แžถแž…แŸ’แŸ‹แž€แžถแŸ†แž…แŸ’แžทแžแŸ’ แž“แžทแž„แžŸแž„แŸ‹แž˜แž€แŸ’แžแŸ’แž€แžถแŸ†แž…แŸ’แžทแžแŸ’แž‡แžถแž˜แŸ’แžฝแž™ แŸแžปแŸ†แž€แžถแžšแž„แžถแžš ๏ƒ˜ แž…แŸ’แž“แžŸแžป แžธแžแžถแž˜แŸ’แž…แŸ’แž˜แžŽแžถแž แž™แžขแŸแž€แžŸxแž“แžทแž„แŸแžปแŸ„แŸ‡แžšแŸ†แž˜แŸ…แž˜แž’แž˜ แŸค.แŸฅแž˜แŸ’แž˜แŸ’ แžแžถแž˜แŸ’ แžขแŸแž€แžŸz ๏ƒ˜ แž€แŸ†แžŽแžแŸ’แŸ‹แŸแŸ†แž“แžฝแž“แžšแž„แŸ‚แžทแž›แž˜แŸ…แž˜แž›แžพแž€แžถแž›แž‰แž…แŸ’แž„แž‰แŸแž€แž˜แŸ„แž™แžšแžŽแž“แžถแžšแž€ แŸแŸ†แž“แžฝแž“แžšแžปแŸ†แž˜แŸ…แžแžถแž˜แŸ’แŸแŸ†แž“แžฝแž“แž˜แž’แž˜ แžšแž…แŸ’แžŸแŸ‹แž€แž„แŸ‹แžŸแž– แžบแžœแŸ” ๏ƒ˜ แž˜แŸ’แžฝแž™แž˜แž’แž˜ แž˜แžŸแž˜ แžพแž“แžนแž„1+ 19 21 แž™แŸ„แž„แžแžถแž˜แž‘แŸ’แžšแžนแžŸแŸ’แžŠแžธ ๐พ ๐‘ = 40 21 = 1 + 19 21
  • 8. III. แž›แžถแž’แž•แž›แž˜แž€แŸ’แž€แžถแž™แž€แžถแžšแžขแž“แžปแžœแžแŸ’แž ๏ƒ˜ แž‡แžถแŸแžปแž„แž˜แž€แŸ’แž€แžถแž™แžถแžถแžฝแž›แž”แžถแž“แŸแžปแŸ†แž€แžถแžšแž„แžถแžš แž‰แŸแž›แž˜แž“ แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แž’แŸ† แž…แŸ’แŸ†แž•แžปแžแŸ’ 46mm แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แžแŸ’แŸŠแžผแŸแž…แŸ’แŸ†แž•แžปแžแŸ’ 36mm แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แžšแž“แž’20mm แŸแŸ†แž“แžฝแž“แž˜แž’แž˜ 21แŸ”(แŸแŸŠแžผแŸแžšแŸŠแžผแž…แŸ’แžถแžธแŸก) แžšแžผแž”แžšแžธแŸก
  • 10. I.แžœแžœ แžพแžŸ แž“แžทแž„แž…แŸ’แŸŠแžถแŸŠแžผแžกแžป แž„ 1. แž€แžถแžšแž‚แŸ’แžšแžพแžŸแž‚แžš แžพแžŸแžŠแŸ†แž€แžถแžšแž„แžถแžš แž•แž›แžทแžแŸ’แž•แž›แŸแž„แŸ‹แž”แžถแž“ แžšแžบ แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แŸขแŸฅแž˜แŸ’แž˜แŸ’ แŸขแŸข แž˜แŸ’แž˜แŸ’ แŸกแŸคแž˜แŸ’แž˜แŸ’ แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แžšแž“แž’ แŸกแŸขแž˜แŸ’แž˜แŸ’แž€แŸ’แž…แŸ’แž‰แžœแž„แžŸแžšแžปแž…แŸ’ แŸงแŸ  แž˜แŸ’แž˜แŸ’ แŸแŸŠแžผแž˜แŸแž“แŸ„แŸ‡แž€แŸ’แžแŸ’แžผแžœแž˜แž€แŸ’แžšแžพแžŸแž˜แžš แžพแžŸแŸแžปแŸ†แž€แžถแžšแž„แžถแžšแŸแŸŠแžผแŸแžแžถแž„แž˜แž€แŸ’แž€แžถแž˜แŸ’แŸ– ๏ƒ˜ แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž˜แž€แŸ’แž…แŸ’แž‰แžœแž„แŸฉแŸ  แž˜แŸ’แž˜แŸ’ ๏ƒ˜ แž˜แž“แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’ แŸฃแŸ แž˜แŸ’แž˜แŸ’แŸ”
  • 11. 2. แžขแž‰แŸ’แž‰แžถ แžแžŠแžŠแž›แŸ’แžแžผแžœแžšแž€ ๏ƒ˜ แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แžšแž…แŸ’แžŸแŸ‹แžœ แžพแžŸD = d + 2ร— ๐ป 8 D = 14 + 2 x 1.732/8 D = 14.433mm แž‡แžถแžขแž„แž€แžแŸ‹แž•แŸ’แž…แžทแžแžšแž”แžŸแŸ’แŸ‹แžœแžธแžŸแŸ’โ€‹โ€‹ ๏ƒ˜ แžšแŸ†แž˜แŸ…แž‰แžแžŸแž˜แž…แž€ แžšแž…แŸ’แžŸแŸ‹แžœ แžพแžŸh = 0.5P h + H/8 = 1.443mm ๏ƒ˜ แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แžแžถแž„แž€แž“ แžปแž„แžšแž…แŸ’แžŸแŸ‹แž…แŸ’แŸŠแžถแŸŠแžผแžกแžป แž„d = D โ€“ (2H + 2H/4) d= 14.433 โ€“ 2.163 โ€“ 0.866 d = 11.404mm ๏ƒ˜ แž€แŸ†แžšแžถแžŸแŸ‹แžšแž…แŸ’แžŸแŸ‹แž˜แž’แž˜ 1.732mm ๏ƒ˜ แžšแŸ†แž แžถแž“แžšแž…แŸ’แžŸแŸ‹ แž‰แžแžŸแž˜แž…แž€ H/4 = 0.433mm(แŸแŸŠแžผแŸแžšแŸŠแžผแž…แŸ’แžถแžธแŸข)
  • 13. II.แŸแŸ†แž˜แžŽแžพแžšแž€แžถแžšแž•แž›แžทแžแŸ’แŸแžปแŸ†แž€แžถแžšแž„แžถแžš ๏ƒ˜ แŸแŸ†แž…แŸ’แŸŠแžผแž„แž…แžถแž…แŸ’แŸ‹แŸแŸ†แž˜แžกแžพแž„แŸแžปแŸ†แž€แžถแžšแž„แžถแžš แž‡แžถแž˜แŸ’แžฝแž™แž€แžถแž›แž…แžถแž…แŸ’แŸ‹แž˜แŸ‰แžถ แžŸแžปแžธแž“แž€แŸ’แž€แžกแžบแž„ ๏ƒ˜ แžŸแž„แŸ‹แž˜แž€แŸ’แžแŸ’แŸแžปแŸ†แž€แžถแžšแž„แžถแžš แž˜แŸ„แž™แž“แžถแžกแžทแž€แžถแžŸแž‘ แž„แŸ‹ แž“แžทแž„แžš แžบแžแŸ’แž˜แŸ„แž™แžแŸ’แžบแž„แž›แž‡แžถ ๏ƒ˜ แž…แžถแž…แŸ’แŸ‹แž€แžถแŸ†แž…แŸ’แžทแžแŸ’ แž“แžทแž„แžŸแž„แŸ‹แž˜แž€แŸ’แžแŸ’แž˜แŸ„แž™แžŸแžปแžธ แž“แžนแž„แŸแžปแŸ†แž€แžถแžšแž„แžถแžš ๏ƒ˜ แž…แŸ’แž“แžŸแžป แžธแž…แŸ’แž€แž“แž•แž‘แž˜แŸ’แžปแž แž˜แŸ„แž™แž˜แž›แž”แžฟแž“แžšแž™แŸ„แŸ‡แž…แŸ’แž“แžŸแžป แžธแž’แž˜แŸ’แž˜แžแžถแžแžถแž˜แŸ’แž€แžถแžšแžšแžŽแž“แžถ n = Vc ฯ€d ๏ƒฐ n = 30 3.14 ร—30 ร— 1000 = 583.68 tr/min (แž€แžถแŸ†แž…แŸ’แžทแžแŸ’แž€แŸ’แž…แŸ’แž˜แŸแžถ Outil Cabure, Vc = 55 mm/min)
  • 14. ๏ƒ˜ แž…แŸ’แž“แžŸแžป แžธแž…แŸ’แž€แžŸแŸ†แž…แŸ’แž€แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž€แŸ’แž…แŸ’แž‰แžœแž„ แŸงแŸฅ แž˜แŸ’แž˜แŸ’ แž“แžทแž„แž€แŸ†แžšแžถแžŸแŸ‹ แŸฃแŸ แž˜แŸ’แž˜แŸ’ แž™แž€แž˜แž›แž”แžฟแž“แž’แž˜แŸ’แž˜แžแžถ แŸแž‰แŸแž› 583.68 tr/min ๏ƒ˜ แž…แŸ’แž“แžŸแžป แžธแžŸแŸ†แž˜แžšแŸแŸแž›แŸ‹แžขแž„แž‚แžแŸ’แŸ‹แŸขแŸฅ แž˜แŸ’แž˜แŸ’ แž˜แŸ„แž™แž˜แž€แŸ’แž…แŸ’แžพแž˜แž›แž”แžฟแž“แžšแž™แŸ„แŸ‡แž…แŸ’แž“แžŸแžป แžธ Vc = 4 3 x Vc(table) = 4 3 x 55 m/min = 73.33 m/min ๏ƒž n = 73.33 3.14ร—25 x 1000 ๏ƒž n = 934.14 tr/min ๏ƒ˜ แž€แžถแžšแž…แŸ’แž“แžŸแžป แžธแž…แŸ’แž€แžŸแŸ†แž…แŸ’แž€แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž™แž€แžขแž„แž€แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แžœแŸกแŸฆแž˜แŸ’แž˜แŸ’แžœแž“แžทแž„แž€แŸ’แž…แŸ’แž‰แžœแž„แžœแŸฅแŸ แž˜แŸ’แž˜แŸ’ n = 55 3.14ร—25 x 1000 = 700.63tr/min ๏ƒ˜ แž…แŸ’แž“แžŸแžป แžธแžŸแž˜แž€แŸ’แž˜แŸ’แŸแžœ(แžขแž„แž€แžแŸ’แŸ‹แž•แž€แžทแžแŸ’ แŸกแŸฆแž˜แŸ’แž˜แŸ’) Vc = 4 3 x Vc(table) = 4 3 x 55m/min = 73.33m/min ๏ƒž n = 73.33 3.14ร—16 x 1000 = 1459.59tr/min ๏ƒž n = 1459.59tr/min
  • 15. ๏ƒ˜ แž…แŸ’แž“แžถแž‘ แž…แŸ’แŸ‹แž˜แŸ’แž€แž™แž€แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแžšแž…แŸ’แžŸแŸ‹แž˜แž™แžพแž„ แž…แžถแž…แŸ’แŸ‹แžแŸ’แŸ†แž˜แžกแžพแž„แž‡แžถแž˜แŸ’แžฝแž™ แž˜แŸ‰แžถ แžŸแžปแžธแž“ แž‰แŸ’แž แŸ‚แŸแž˜แŸแžพแž˜แŸ’แž”แžธแž…แŸ’แž“แžŸแžป แžธแž™แž€ แž€แžถแž›แžœ แžพแžŸ แž“แžทแž„แž…แŸ’แŸŠแžถแŸŠแžผแžกแžป แž„ แŸฆ แž€แŸ’แžš แžปแž„ ๏ƒ˜ แžŸแž„แŸ‹แž˜แž€แŸ’แžแŸ’แŸแžปแŸ†แž€แžถแžšแž„แžถแž‡แžถแž˜แŸ’แžฝแž™ แž“แžถแžกแžทแž€แžถ แž“แžทแž„แžš แžแžแŸ’แž˜แŸ„แž™แž‡แžถแž…แŸ’แŸ‹แž›แž‡แžถ ๏ƒ˜ แž…แŸ’แž“แžถแž‘ แž…แŸ’แŸ‹แž˜แŸ’แž€ แž…แŸ’แž“แžŸแžป แžธแŸฆ แž€แŸ’แžš แžปแž„ แžแžถแž˜แŸ’แž–แžปแž˜แŸ’แž–แž‰แŸแž€แž€แŸ’แžš แžปแž„ แŸ”แŸแŸŠแžผแŸแžšแŸŠแžผแž…แŸ’แžถแžธแŸฃ แžšแŸŠแžผแž…แŸ’แžถแžธแŸฃ
  • 16. 1. แž€แžถแžšแž”แž“แŸ’แžŸ แŸŠแžธแž”แŸŠแžผ แžกแžŸ แž„ ๏ƒ˜ แž™แž€แžŒแžปแŸ†แž€แžถแžšแž„แžถแžšแž‰แŸแž›แž‰แŸ’แž แŸ‚ แž˜แž แžพแž™แž€แžถแžแŸ’แŸ‹แŸกแŸฅแž˜แŸ’แž˜แŸ’ แžแžถแž„แž€แžถแž› ๏ƒ˜ แž˜แž แžพแž™แž™แž€แž˜แŸ…แž€แŸ’แž€แžกแžนแž„แž„แž˜แŸ„แž™แž˜แŸ…แžŸแž›แŸ‹แŸกแŸ  แž˜แŸ’แž˜แŸ’ ๏ƒ˜ แž…แŸ’แž“แžถแž‘ แž…แŸ’แŸ‹แž˜แŸ’แž€แž…แŸ’แž“แžŸแžป แžธแŸแžปแŸ„แŸ‡แžšแž“แž’แŸกแŸขแž˜แŸ’แž˜แŸ’ แž“แžทแž„ แž…แŸ’แžปแžทแžแŸ’แž€แŸ’แžš แžปแž„ ๏ƒ˜ แž…แŸ’แž“แžถแž‘ แž…แŸ’แŸ‹แž˜แŸ’แž€แž™แž€แž˜แŸ… แž€แžถแŸ‰แžถ แžšแŸŠแžผแž˜แŸ„แž™แž”แžถแž“แž‰แžแžŸแž˜แž…แž€ แŸ”แŸแŸŠแžผแŸแžšแŸŠแžผแž…แŸ’แžถแžธแŸค
  • 17. 2. แž€แžถแžšแž”แž“แŸ’แžŸ แŸŠแžธแžœ แžพแžŸ ๏ƒ˜ แž…แžถแž…แŸ’แŸ‹แŸแžปแŸ†แž€แžถแžšแž„แžถแžš แž˜แŸ…แž˜แŸ‰แžถ แžŸแžปแžธแž“ แž˜แŸ’แžแž„แž˜แžถแŸ€แžแŸ’ แž˜แŸ„แž™แžŸแžปแžธแž€แžถแž›แŸแž›แŸ‹ แžแžถแž“ แžแŸ’ แž“แžทแž„แžŸแžปแžธแž˜แŸ„แž™แŸแž›แŸ‹แžขแž„แž‚แžแŸ’แŸ‹แž•แž€แžทแžแŸ’แž…แžถแž€แŸ‹ แž‰แžแžŸแž˜แž…แž€ ๏ƒ˜ แž…แžถแž…แŸ’แŸ‹แŸแŸ†แž˜แžกแžพแž„แž…แžถแž€แŸ‹ แž‰แžแžŸแž˜แž…แž€ แž˜แŸ„แž™แž˜แž€แŸ’แž…แŸ’แžพแž€แžถแŸ†แž…แŸ’แžทแžแŸ’แž…แžถแž€แŸ‹ แž‰แžแžŸแž˜แž…แž€ ๏ƒ˜ แž…แžถแž€แŸ‹แŸแž›แŸ‹แžšแŸ†แž˜แŸ…แž‰แŸแž› แŸแž„แŸ‹แž”แžถแž“แž˜แž แžพแž™ แž˜แŸ„แŸ„แŸ‡แŸแžปแŸ†แž€แžถแžšแž„แžถแžšแž™แž€แž˜แŸ’แž€ แž€แžถแžšแŸŠแžผแž˜แŸแžพแž˜แŸ’แž”แžธแž”แžถแž“แž‰แžแžŸแž˜แž…แž€
  • 18. III. แž›แžถแž’แž•แž›แž˜แž€แŸ’แž€แžถแž™แž€แžถแžšแžขแž“แžปแžœแžแŸ’แž แž…แŸ’แž“แžถแž‘ แž…แŸ’แŸ‹แž–แžธแž†แŸ’แž›แž„แž€แžถแžแŸ’แŸ‹แž€แžถแžšแžขแž“แžปแžœแžแŸ’แžแž˜แŸ’แž€แž€แŸ’แž€ แžปแž˜แŸ’แž˜แž™แžพแž„แžแŸ’ แžปแŸ† แžถแžถแžฝแž›แž”แžถแž“ แžœแžœ แžพแžŸ แž“แžทแž„ แž…แŸ’แŸŠแžถแŸŠแžผแžกแžป แž„ แŸ”แŸแŸŠแžผแŸแžšแŸŠแžผแž…แŸ’แžถแžธแŸฅ