19984 OK International, 19984 Datasheet - Page 40

• Manufacturer Part Number: 19984
• Description: Soldering Tools Thermocouple BGA size
• Manufacturer: OK International
• Type: Accessories and Spare Partsr

Specifications of 19984

• Description/function: Thermocouple assembly
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

To place Gun Sight Assembly into board holder as shown above in FIG. A, procede
as follows:
To position the Gun Sight Pattern in the center of the vacuum cup do the following:
6.
7.
8.
9.
Loosen black knobs marked C to allow movement of the front PCB holding rail.
Move the front rail so that the Gun Sight Assembly can be held in place by the front and rear
PCB holding rail. Tighten the black knobs marked C to secure the Gun Sight Assembly in
place.
Move the two levers marked D and E so that when you grab the two black knobs marked C
the board holder moves freely. Position the Gun Sight Pattern in the center of the vacuum cup.
Move the two levers marked D and E back into their original position to lock the board holder
in place.
Adjust the illumination and the macro zoom lens to obtain a clear picture of the gun sight
pattern.
a.
Place the second gun sight plate over the gun sight pattern on the assembly. Note: This gun sight
pattern should be face down.
Set the vacuum selector switch to trigger from the vacuum pickup head. Bring the vacuum
pickup head down and pick up the top gun sight plate off the gun sight alignment assembly.
Move the pickup head to the uppermost position. Place the height adjustment block on the nest
holder and slide the block under the plate. If the block does not go under the plate rotate the
“Z” adjustment knob clockwise until the block just clears the plate. If there is a gap between the
plate and the height adjustment block rotate the “Z” adjustment knob counterclockwise until the
block just clears the plate. Slide nest holder and height adjustment block back (away from the
unit) and remove block. Remove height adjustment block.
Move the beam splitter out from the arm assembly to its forward most position. Adjust the
illumination until you see both the top gun sight plate marking and the bottom gun sight plate
b.
c.
The illumination is adjusted by rotating the lower red knob on the left side of the
placement arm. This adjusts the illumination for the object in the board holder.
The focus on the zoom lens is adjusted by rotating the large ring located at the bottom of
the lens.
The Zoom is adjusted by rotating the middle ring.
The upper ring on the lens is used to adjust the aperture (i.e., how much light the camera
sees)
Top view of board holder.
Arm not shown for clarity.
FIG A
E
Locking Lever
Y movement
D
A
B
Locking Lever
X Movement
Board Holder
RBH-D
Gun Sight
Alignment Ass’y
PN 20066
C
Rail Tension
Knobs
ADDENDUM B
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