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Glossaire

 

Ya sea que esté buscando maquinaria de boleto grande, como una prensa OBI, una prensa de cierre o simplemente componentes, como placas de refuerzo, lo tenemos en stock. Consulte las descripciones de los términos en la página del glosario de este sitio web o vaya al enlace de la página correspondiente. También puede llamarnos directamente y estaremos encantados de brindarle más información sobre nuestras prensas de obturación, prensas de Bolster u OBI.

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  • ANISOTROPY

    A property of metal products indicating metal sheet resistance to thinning during deformation process

  • ANTI-VIBRATION PADS

    Antivibration elements, made of elastomer material. They are used to isolate the machines from the footholds and to avoid propagation of mechanical vibrations, These will be absorbed by the antivibration pads in the shortest span of time

  • ATTITUDE TO DEEP DRAWING

    Characteristic of a material to be plastically forged through deep drawing operations

  • BACK-GEARED PRESS

    This version of geared presses allows a production with higher tonnage at reduced nominal speeds, thanks to an intermediate wheel-pinion gear system between transmission and eccentric shaft

  • BALL GUIDES

    Hydraulic-driven ball guides system installed on the working table to better handle very large dies

  • BENDING

    Mechanical operation to forge an object applying different forces on it

  • BLANK HOLDER

    Pressure arm

  • BLANKING

    Auxiliary function of the safety light curtains. It allows the introduction of objects in the protected field of the light curtains, without stopping the press operations

  • BOLSTER PLATE

    Additional plate to reduce the distance table-ram

  • BOTTOM DEAD CENTRE (BDC)

    Point at which the mobile part of the die is nearest to the working table of the mechanical eccentric press

  • BRACKETS

    Device on rolls for rapid die tooling on the working table, especially in case of heavy dies

  • CALIBRATION

    Operation to set an instrument to improve its precision and accuracy

  • CLAMP FEEDER

    Strip feeding device that uses pneumatically and hydraulically-activated clamps

  • COIL

    Metal sheet coil

  • COIL CAMBER

    Strip curvature measured by the deflection of the strip axle in relation to the ideal line

  • COIL HOLDERS

    They contain the coil strip laterally to ensure proper unwinding

  • COILS

    Coils of metal sheet

  • COINING

    A plastic squeezing operation. Not suggested in the case of eccentric mechanical presses

  • COLD FORGING

    Cold metal stamping, or at room temperature

  • CONNECTING ROD ECCENTRIC SHAFT

    An eccentric device of a mechanical press. This device combined in its position with the eccentric shaft of the press allows the stroke change

  • CONTROL BOARD

    Bimanual control

  • CONTROL PANEL

    PEDESTAL or CONSOLE

  • CONVEYOR BELT

    System to convey scrap material or the pieces produced after stamping

  • CRIMPING

    Operation in which two different contiguous parts, thanks to interference, are joined together

  • CYCLE TIME

    Time required to produce a punched and cut-to-size piece. It indicates the span of time from one stroke to the following one

  • DECOILER

    Device that carries the strip to the straightener/feeder, thanks to spindle rotation

  • DEEP DRAWING

    Operation through which the strip is plastically forged and takes the form of a box or a cylinder

  • DESTACKER

    It supplies the line with the pieces that have not been worked, taking them from a pile of strips, in order to allow their continuous feeding

  • DIE

    Tool element used on a press for different operations like deformation, deep drawing and shearing

  • DIE CUSHION BLANK HOLDER

    Additional device of the mechanical press, installed under the working table with an extracting function (in case of pieces stuck on the bottom side of the die). It works also as die cushion for deep drawing applications

  • DIE HEIGHT

    It indicates the height of the die. It is measured from the upper surface, in contact with the ram surface, to the lower surface in contact with the press table. Selection of "closed die" with ram at the bottom dead centre (BDC) and "open die" with ram at the top dead centre (TDC)

  • DECOILER

    Device that carries the strip to the straightener/feeder, thanks to spindle rotation

  • DEEP DRAWING

    Operation through which the strip is plastically forged and takes the form of a box or a cylinder

  • DESTACKER

    It supplies the line with the pieces that have not been worked, taking them from a pile of strips, in order to allow their continuous feeding

  • DIE

    Tool element used on a press for different operations like deformation, deep drawing and shearing

  • DIE CUSHION BLANK HOLDER

    Additional device of the mechanical press, installed under the working table with an extracting function (in case of pieces stuck on the bottom side of the die). It works also as die cushion for deep drawing applications

  • DIE HEIGHT

    It indicates the height of the die. It is measured from the upper surface, in contact with the ram surface, to the lower surface in contact with the press table. Selection of "closed die" with ram at the bottom dead centre (BDC) and "open die" with ram at the top dead centre (TDC)

  • ECCENTRIC SHAFT

    Main shaft of a mechanical press used to convert the rotatory motion, produced by an electric motor, into linear reciprocating motion (for stamping operations - through ram or slide)

  • ELECTRIC CONSOLE

    It integrates the electronic component of the press, PLC and safety modules. Separated from the press.

  • ELECTRIC ENGINE

    Main engine of the eccentric mechanical press. Used to activate the whole kinematic system

  • ELECTRICAL CONTROL BOX

    It integrates the electronic parts, PLC and security parts of the press

  • ELECTRONIC CAM

    Electronic system that, thanks to an encoder, creates some output signals, simulating more mechanical cams

  • ENCODER

    Electronic device used as transducer for angle position and axles rotation speed

  • ENCODER WHEEL

    Wheel applied on the strip surface (after the feeder) and moved by the movement of the strip itself. Used to measure feeding lenghts

  • EXTRACTION FORCE

    Force needed to remove the piece from the die

  • EXTRACTOR BAR

    Extracting unit made of a metallic bar, integrated in the ram of the eccentric mechanical press. Installed to pull out the piece which gets stuck on the die upper part

  • FEEDER

    Press feeding system to move coil strip

  • FEEDER WITH BUILT-IN STRAIGHTNER

    Before moving the strip to the mechanical eccentric press, this feeding device is able to straighten the strip, thanks to a multiple rolls system. The layout of this feeding line is meant to reduce the space compared with the usual layout with straightener apart. Suitable for stamping with average speeds and steps

  • FLASH

    Difect given by metal shearing

  • FLYWHEEL

    Wheel accumulating inertia (kinetic energy). It is able to prevent high or sudden speed variations, due to stamping operations

  • FLYWHEEL PRESS

    This version allows the use of higher speed with higher productivity, having no intermediate reduction between the drive shaft and the eccentric shaft

  • HOT FORGING

    Overheated metal stamping

  • HYDRAULIC / HYDROPNEUMATIC CLUTCH

    Hydraulic clutch that allows a high number of engages per minute and it's not subject to wear

  • HYDRAULIC CLAMPINGS

    Hydraulic devices to allow easy die fixing on the eccentric mechanical press

  • HYDRAULIC CONTROL UNIT

    It provides the oil under pressure to the hydraulic circuit

  • HYDRAULIC OPENING

    Feature of the decoiler, the spindle is hydraulically opened

  • HYDRAULIC PRESS

    Press working thanks to a fluid pressure, usually hydraulic oil, to develop a force able to compress different materials, in order to compress and pack them

  • INNER COIL DIAMETER

    Inner diameter of the metal sheet coil

  • INVERTER

    Electronic device that, thanks to frequency variation, allows the speed regulation of an eccentric mechanical press

  • LAMINATE

    Material obtained through a rolling process

  • LOAD CELLS

    Load detectors. They are used to simulate the press work under load. An interface system with a PC is able to detect the curves of force consumption

  • LOADING CRADLE

    Decoiler device to allow easy loading of large coils

  • LOOP

    Situated between decoiler and straightener and between straightener and feeder. Used to balance the various speeds of the feeding machines to the mechanical eccentric press

  • LOOP CONTROL

    A system which controls the different speeds among the components of a feeding line

  • LUBRICATION

    With rolls or spray lubrication. It indicates a system which can make all stamping operations easier

  • MANUAL OPENING>

    Feature of the decoiler, the spindle is manually opened by the operator through a manual system

  • MATERIAL OPTIMIZATION

    Actions taken to optimize the material, while reducing scrap material

  • MECHANICAL CAM

    Device fixed on a rotation axle that excites specific limit switches. This creates some output signals used in the machine.

  • METAL SHEET

    Metallic material, available in coil or strips

  • METRIC WHEEL

    Wheel applied on the strip surface (after the feeder) and moved by the movement of the strip itself. Used to measure feeding lenghts

  • MOTORIZED DECOILER

    This motor-driven device ensures that the material is fed to the straightener by the rotation of the spindle

  • MOTORIZED RAM

    Motorized device to allow easier ram regulation

  • MOULD

    Die

  • NOMINAL SPEED

    Speed at which the press can express its nominal power

  • OUTER COIL DIAMETER

    Outer diameter of the metal sheet coil

  • PEDESTAL FOR CONTROL BOARD

    Mobile control board (bimanual control)

  • PILOTS

    In progressive dies, the precision of coil position in relation with the die, can be managed by pilots. They enter into holes, properly pre-sheared along the progressive die

  • PNEUMATIC CLUTCH

    Pneumatic clutch combined with springs

  • PRESS BASE

    For presses with inclination, it indicates the ground base on which the press frame is built

  • PRESS CLUTCH

    Unit of the eccentric mechanical press which transfers the flywheel motion to the rest of the kinematic system

  • PRESS FORCE

    Force of the press (Ton)

  • PRESS WITH INCLINATION

    Press equipped with inclination to release easily the pieces produced (release due to gravity)

  • PRESS WITH TRANSFER

    In this version, the strip is carried through a transfer device that is able to move the strip step by step

  • PRESSURE ARM

    Made of a metallic mobile arm and of a wheel which pushes the strip to ease its introduction and start a new session, while working in complete safety.

  • PRODUCTION RATE

    It indicates the number of pieces produced in a time unit; it is inversely proportional to the cycle time

  • PROGRAMMABLE SAFETY LIGHT CURTAINS

    Electronic safety devices to protect the working area of the press. The programmable functions are installed to improve the use of the press in case of productions in single stroke with manual loading and unloading. The cycle starts automatically after two or three accesses (you can select it from the control board). During the cycle, the possible new interruption of the light flow will block the press due to safety reasons.

  • PROGRESSIVE DIE

    Die made of two or more progressive stamping operations. The complete operations combined together create the final piece

  • PUNCH

    Element of the die that, pushed by the eccentric mechanical press, carries out the shearing operation

  • PUNCHING

    Shearing, operation resulting from stamping

  • RAM

    Mobile part of the press. The mobile part of the die is fixed on the lower surface of the ram

  • RAM ADJUSTMENT

    Ram adjustment (by turning the screw between connecting rod and ram) which allows distance regulation table-ram to adapt the press to the die

  • RECESS

    In a C-frame press, it indicates the distance between the machine axle and the frame (rear side of the table)

  • ROD

    Mechanical linking element between the eccentric shaft and the ram

  • ROLL FEEDER

    Strip feeding device that uses two overlapping rolls, whose rotation activates the strip movement

  • ROTATING TABLE

    Used to convey, stroke after stroke, the different pieces to the die

  • SAFETY LIGHT CURTAINS

    Electronic safety devices to protect the working area of the press

  • SCRAP MATERIAL

    Waste material produced after stamping

  • SCRAP REMOVAL

    Scrap removal system after stamping operations

  • SHEAR

    Instrument to cut off strips, scrap material and pieces produced

  • SHEARING

    Operation of plastic deformation performed on metal sheet

  • SINGLE IMPRESSION DIE

    Die with single impression to produce the requested piece

  • SOUNDPROOFING BOOTH

    It completely closes the stamping line, reducing the noise level of the system.

  • SPRING ANTI-VIBRATION PADS

    Anti-vibration device made up of one or more steel springs integrated in a case

  • STABILIZING CYLINDER

    Pneumatic system with the function of stabilizing the weight of the mobile part of the die, to optimize the kinematic motion

  • STAINLESS STEEL

    Metal sheet made of stainless steel

  • STAMPING

    Deformation of metals (metal sheet and similars). It is mainly divided into shearing and deep drawing

  • STAMPING LINE

    Production plant composed of decoiler, straightener, feeder, eccentric mechanical press and die

  • STRAIGHTENER

    Machine normally located between decoiler and feeder (or integrated in the feeder), composed of various rolls. Function of correcting the coil curvature due to strip winding

  • STRAIN GAUGE

    Electronic system to measure the press force and the distribution of the forces on the table

  • STROKE

    It indicates the length of the alternate motion of the slide of an eccentric mechanical press

  • T-NUT

    Nuts located on the plate and on the ram surface to fix the die

  • TELE SERVICE

    Technical support in remote, performed by qualified staff with operations on the system

  • THREAD-CUTTING MACHINE

    This device can be integrated to the die to carry out tappings on simple holes or punched holes, during stamping operations

  • TIE-RODS

    Additional system to strengthen the press frame for particularly heavy applications

  • TOLERANCE

    It indicates the interval in which a certain operation is performed, compared to the theorical design value

  • TOOL

    Die or part of it

  • TOP DEAD CENTRE

    Point at which the mobile part of the die is farthest from the working table of the eccentric mechanical press

  • TRANSFER

    Device to carry the piece under the die

  • WORKING STROKE

    Distance from the BDC (bottom dead centre). At this point the press works at its nominal speed

  • ZIG-ZAG FEEDER

    Feeder with lateral movement to allow productions with multiple impressions to reduce scrap materials

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