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PANDUAN TEKNIS

PANDUAN TEKNIS

Vol.4 Forming tool

PANDUAN TEKNIS

PANDUAN TEKNIS

Vol.4 Forming tool

Not only punching but also various forming processes are possible with the NC turret punch press.

TYPICAL FORMING PROCESS

BURRING FOR THREAD FORM

Forming process for making tubes of threading for screw.

〔 Forming up 〕

Forming up

〔 Forming down 〕

Forming down
There are two types of tooling.
Pre-hole one process type

Die which performs pre-hole processing and burring at the same time.

Pre-hole two process type

Die for burring after pre-hole processing

〔 FORMING DOWN 〕

(Pre-piercing and forming)

FORMING DOWN

〔 FORMING UP 〕

(Forming after Pre-piercing)

FORMING UP / Forming after Pre-piercing

〔 FORMING UP 〕

(Pre-piercing and forming)

FORMING UP / Pre-piercing and forming

※ Slug accumulates in the
upper tank.

Our standard dimension table
(other than upward & downward hole one process type)

Screw size Diameter of pin Pre-hole
Ｍ２.５ φ２.１ φ１.２
Ｍ３ φ２.６ φ１.５
Ｍ４ φ３.４ φ２.０
Ｍ５ φ４.３ φ２.４
Ｍ６ φ５.１ φ２.８
  • ※TiN coating is applied to the upward burring pin of standard dimension.
  • ※In the case of non-standard dimensions, please indicate the pin diameter.

Center point

〔 Forming up 〕

Forming up

〔 Forming down 〕

Forming down
  • ・The standard is a height adjustment free type.
    (a die that required punch length adjustment for each plate thickness.)
  • ・Standard center punch angle is 90 degree.
    Please specify if an angle other than 90 degree is desired.
  • ・The depth of the center point is optionally adjustable.
  • ※We also produce a type that adjusts and fixes the punch length for each material thickness.

Examples of other major forming

NAME PRINCIPAL USE・SPECIAL NOTES
COUNTERSINK FOR
COUNTERSUNK SCREW
COUNTERSINK FOR COUNTERSUNK SCREW
  • ・Sink the head of the countersunk screw, rivets in the material.
  • ・Take the corner after the punching process.
  • ・Guide for tapping.
HALF SHEAR
HALF SHEAR
  • ・positioning, stoppers, etc.
  • ・The projection height is desirably 60% or less of the plate thickness.
KNOCKOUT
KNOCKOUT
  • ・Retain the scraps to the base material and remove it with a screwdriver etc.
    when using.
  • ・Positioning, stoppers, etc.
EMBOSS (DIMPLE)
EMBOSS (DIMPLE)
  • ・Used for positioning etc.
EMBOSS
EMBOSS
  • ・Used for the seat of products and the seat of bolts etc.
  • ・Stick the nameplate, seal etc.
COUNTERSINK
COUNTERSINK
  • ・Sink the head of the countersunk screw.
  • ・Non-slip.
BURRING・CURLING
BURRING・CURLING
  • ・Guidance and protection of pipes and cables.
  • ・Water drainage, air flow for ventilation.
BRIDGE, DOUBLE BRIDGE
BRIDGE, DOUBLE BRIDGE
  • ・Used for the seat of products.
  • ・Insert the circuit board.
  • ・Positioning.
LANCE (Z-BENDING)
LANCE (Z-BENDING)
  • ・Used for hooks, positioning, stoppers, etc.
LANCE （L-BENDING）
LANCE （L-BENDING）
  • ・Used for positioning, stoppers, etc.
BEADING
BEADING
  • ・Plate reinforcement.
LOUVER FOR AIR FLOW
LOUVER FOR AIR FLOW
  • ・Air flow for ventilation.
  • ・Mini louvers are also used for positioning and stoppers.
LANCE FOR AIR FLOW
LANCE FOR AIR FLOW
  • ・Air flow for ventilation.
CARD GUIDE
CARD GUIDE
  • ・Insert the circuit board.

There are various other forming tools.
Please also see the information and images on our website.

PDF Download

Vol.4 Forming tool(968KB)

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