A.DEFINITION OF DRILL MACHINE
Drilling
machine is a kind of machine rotating cutting tool feeds the
direction of the drill bit at the axis of the machine (working
perforation). While Drilling is the operation produces a round hole in the piece-work by using a rotating cutter called the BOR.
B.Modes-TYPE DRILL MACHINE
1.Drill table
Drilling machine drilling machine table is laid out on the table. This machine is used to make holes with small diameter workpiece (limited to a diameter of 16 mm). Table drilling machine working principle is passed on to the electric motor rotation shaft so that the shaft spinning machine. Furthermore,
as well as the shaft rotates the drill bit holder can be moved up and
down with the help of gears and straight tooth rack that can adjust the
pressure while drilling feeds.
2. Hand drilling machine (gun)
Hand drilling machine drilling machine that is operated by hand and looks like a pistol. Hand drill machines are typically used to pierce wood, metal plate or wall. Special
drilling machine is also used to make holes can also be used to tighten
the screws and remove the bolt as it comes two round the right and
left. Drilling machine is available in various sizes, shapes, capacities and their respective functions.
3. Radial drilling machine
Radial drilling machine specifically designed for drilling work objects that are large and heavy. The
machine is mounted directly on the floor, while the machine table has
been permanently attached to the foundation or the base engine. In this machine the workpiece does not move. To
achieve the drilling process of the workpiece, the main axis is shifted
right and left and can be moved up and down through the rotation of
threaded rod.
4.Upright machine (Vertical Drilling Machine)
Used
to do the work piece with the larger sizes, where the funeral of the
drill bit can be automatically controlled up and down. In the drilling process, the main shaft is driven up and down as needed. Table
can be rotated 3600, tied his desk along the axis of the threaded rod
machine, so that the table can be moved up and down by moving the crank.
5.Drill coordinate machine
Coordinate boring machine is basically the same principle with the other drilling machines. The difference there is in drilling position control system. Coordinate
boring machine used to create / enlarge the hole with a center point
and diameter spacing between each hole size and high accuracy. To
obtain a high accuracy measures are used to set the combination table
in the direction of longitudinal and transverse direction with the help
of an optical system. Accuracy and precision of the size of the optics can be set up sisitem reach 0.001 mm tolerance.
6.Drill floor machine
Floor boring machine drilling machine is mounted on the floor. Floor boring machine boring machine also known as the column. Another type of drilling machine drilling machine floor is a desk propped up by supporting rods. Drilling machines are typically designed for drilling work objects are large and heavy.
7.Drilling machine alley
This drill machine has more than one spindle, usually a table with four spindle. This
machine is used to perform multiple operations at once, making it more fast for mass production there are 20 or more spindle with a drive
head.
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