TM 5-3805-280-10
Rod
changer
ROD CHANGER
When an automatic mode is selected, the different
The rod changer is a semiautomatic device
movements of the rod clamps arms and those of the
which allows:
carousel are controlled automatically. This makes the
the storage of 6 x 12' extension rods in a
different operations easiest and reduces the cycle
carousel.
time.
the handling of the rod to and from the drill
guide.
Functions
automatic operations for rod coupling and
K4
uncoupling. The synchronized drifter rotation and dis-
M5
M3
placement are operated by a single lever.
M1
When male/male extension rods are used, the
M4
upper rod clamp prevents hazardous sleeve loosen-
ing which might occur during drifter shank uncou-
K1
K3
pling.
M3
M2
Thread lubrication is also controlled from the
operator's station.
K2
CONTROL PANEL
K
M5 M2
S0
S2
S1
Depressed the indicated pushed button to operate :
M1
Rod clamps closing (upper and lower).
M2
Carousel rotation (manual mode only).
L
S
M3
Rod / drifter shank threads lubrication.
K) Rod changer control lever
M4
Rod clamps opening (upper and lower).
The safety trigger located on the back of the
M5
Carousel rotation (manual mode only).
lever must be depressed to allow any operation.
M1 + M4 Lower rod clamp closing, upper rod
clamp opening (manual mode only).
L) Indicator light
Move the rod changer control lever in the indicated
This indicator is alight when the carousel is well
direction to operate :
positioned for adding or removing a rod.
K1)
Rod clamp arms swing towards the guide.
S) Mode selector :
K2)
Rod coupling.
S0)
Manual mode.
K3)
Rod clamp arms swing into the carousel.
S1)
Automatic mode for rod adding.
K4)
Rod uncoupling.
S2)
Automatic mode for rod removing.
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