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What kind of tool is a woodworking square hole drill and how does it drill a square hole?

Updated:2021-09-10
Summary:

Woodworking machine tool for processing wooden tenon (m […]

Woodworking machine tool for processing wooden tenon (male tenon). The principle of the tenoning machine is that a square knife surrounds a drill bit for drilling square holes and square grooves. It must be noted that the tenoning machine cannot be used for milling grooves, only manual grooving can be done.

 

Adjust the approximate depth of the hole. It should be noted that this adjustment does not accurately determine the depth of the hole and groove, only the approximate height of the drill.

 

The square hole drill is a special square hole and key hole drill used on the square tenon machine. If there is no square tenon machine, use the drill core to make a few more holes on the bench drill or electric drill, and then use the outer shell of the square hole drill to strike it slowly.

 

Don't be greedy to cut to the end one more time, try a few more times, it will also help the drill bit to discharge the sawdust, that is to say, keep pressing and lifting, pressing and lifting.

 

Hole drills cannot be used on electric drills. Square hole drills need to be used with square hole drilling machines (square tenoning machines). The square tenon square hole drill is a combination of the middle core + outer sleeve. Diameter of the clamping handle: d=19 mm. Professional wood drilling and drilling Square hole drills are mainly used for woodworking.

The woodworking square hole drill has an impact body. This working principle is used to drill steel, iron, and materials. It has high requirements on the strength of the tool. The specific principle is as follows: The square hole drill is a kind of hardware tool, which is mainly composed of an inner rotating impact body and an outer impact body. The existing various drills can only process round holes, not square holes. If you want to process square holes, you must use a round hole drill or a cutting machine to make a rough hole and then chisel it by hand.

 

While drilling the round hole with the inner rotating body, the impact force transmitted to the outer impact body by the electric hammer is used to break the material between the round hole and the square head wall and process it into a square hole at one time, and the dust can be discharged from the slag The tube is discharged. Using square hole drills of different specifications and matching square hole machines with appropriate power, square holes that meet the requirements can be produced.

 

Hole drills cannot be used on electric drills. Square hole drills need to be used with square hole drilling machines (square tenoning machines). The square tenon square hole drill is a combination of the middle core + outer sleeve.

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