What is a geometric die head?
Special purpose production tool for cutting external screw threads. Work in conjunction with a variety of different size and style thread chasers to precisely cut screw threads. Cuts left or right hand threads.
What is the head of a die?
A die head is a threading die that is used in the high volume production of threaded components. Die heads are commonly used on lathes, turret lathes, screw machines and CNC lathes. They may be used for either cutting a thread or rolling a thread.
How are threading dies made?
These dies are typically hollow centered circular bits made of hardened tool steel with a series of raised cutting edges arranged around their inner surfaces. Threads cut onto the outside surfaces of pipes and solid rods are typically made manually or with a special power tool using a hardened tool steel threading die.
What is a threading die?
Threading dies are used to form or cut a male thread on the outside of rods or bars. Threading dies provide precision in cutting and extend the life of a die by reducing wear. The lobes mold the material into the required thread form and shape. Threading dies are used for either thread cutting or thread forming.
What is the other name for a die holder?
Die stocks (also known as die holders) are tubular parts that are used for fitting and turning dies when cutting or shaping materials.
What are three basic methods by which external threads are produced?
The processes of generating threads are generally classified into three methods: subtractive, deformative, and additive. These differ on how the thread is shaped or formed. Subtractive processes are generally known as cutting processes.
What is the use of threading dies?
Threading dies are used to form or cut a male thread on the outside of rods or bars. Threading dies provide precision in cutting and extend the life of a die by reducing wear. Taps and dies are the tools used for cutting threads.
How do you make metal thread?
Keep the tap perpendicular to the metal and keep the handles of the wrench parallel to the metal. Slowly turn the wrench clockwise, pushing down with firm pressure. The tap will begin to cut threads into the inside of the hole. Continue pushing and turning until the tap goes clear through, past the bottom of the hole.
Are there any quality chasers for die heads?
Quality CHASERS FOR STYLE D & STYLE K DIE HEADS Quality chasers for Geometric style die heads are available in several configurations. The cutting edge grinds or hook angles vary depending upon the type of material that the chaser will cut.
What are the cutting edge grinds or hook angles for chasers?
The cutting edge grinds or hook angles vary depending upon the type of material that the chaser will cut. The chart below lists our recommendations for cutting various materials. The standard chamfer angle is 33° on regular style chasers and 45° on projection style.
Can a diehead be mounted in a fixed position?
They can be mounted in a fixed or rotating position. Samn & Saman Style dieheads are a simple, durable design offering an attractive alternative to acorn type die chasers. Their one piece construction and ample thread size range offer an economic solution for short run applications and those with limited clearance.
What is a D-style diehead?
D-Style dieheads are commonly used in automatic or manual operations, mounted in a fixed, stationary position in a turret or tool holder. Known as self opening type heads, they pull open when feed is stopped and are reset to the closed position by use of a reset lever actuated by hand or index of the machine.