POP NUT PNT800A, Руководство по обслуживанию

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Page 18 Emhart Teknologies - 50 Shelton Technology Center, Shelton CT 06484 - Tel. (203) 924-9341 - Fax (800) 225-5614
Stroke Setting for Standard POP NUTs™
Use the following procedure to determine the proper setting requirments for POP NUTs™:
1. Determine stroke minimum, “S
Min
”, maximum, “S
Max
”, and stroke setting, “E”, from the appropriate
formula in Table 6 for the POP NUT™ being used.
2. Set the insert in a test piece with the proper thickness
3. Measure the value of S
Min
and compare to the formula result.
Table 6: Stroke Formula for Standard POP NUTs™
Stroke Formulas [mm]
Thread Size
S
Max
S
Min
E
M3X0.5 1.2+(N-t) S
Max
-0.2 S
Max
+0.1
M4X0.7 1.6+(N-t) S
Max
-0.3 S
Max
+0.1
M5X0.8 2.0+(N-t) S
Max
-0.3 S
Max
+0.1
M6X1.0 2.4+(N-t) S
Max
-0.4 S
Max
+0.2
M8X1.25 RLT * 2.4+(N-t) S
Max
-0.4 S
Max
+0.2
M8X1.25 2.8+(N-t) S
Max
-0.4 S
Max
+0.2
M10X1.5 3.0+(N-t) S
Max
-0.4 S
Max
+0.2
Example:
PSZFON630 POP NUT™ with a 1.5mm thick work piece
t = Workpiece thickness
N = maximum grip
t = 1.5mm, n = 3.0
S
max
= 2.4 + (N – t)
S
max
= 2.4 + (3.0 – 1.5)
S
max
= 3.9mm S
min
= 3.5mm E = 4.1mm