--- title: Prensas OBI - Sangiacomo - Prensas de acabamento - Placa de reforço description: Com um grande estoque de prensas, incluindo impressoras OBI, prensas vazias e componentes como placas Bolster, somos capazes de fornecer tudo o que você precisa para seus negócios. image: https://www.sangiacomo-presses.com/hubfs/Site%20Featured%20Images/Social-share.png --- # Glossário   Esteja você procurando máquinas de grande porte, como uma prensa OBI, uma prensa cega ou simplesmente componentes, como placas de reforço, temos em estoque. Consulte a página do glossário deste site para obter as descrições dos termos ou acesse o link da página apropriada. Você também pode discar diretamente para nós e teremos o maior prazer em fornecer mais informações sobre nossas impressoras Blanking, Bolster ou OBI. [a](https://www.sangiacomo-presses.com/pt/glossary#a) [b](https://www.sangiacomo-presses.com/pt/glossary#b) [c](https://www.sangiacomo-presses.com/pt/glossary#c) [d](https://www.sangiacomo-presses.com/pt/glossary#d) [e](https://www.sangiacomo-presses.com/pt/glossary#e) [f](https://www.sangiacomo-presses.com/pt/glossary#f) [h](https://www.sangiacomo-presses.com/pt/glossary#h) [i](https://www.sangiacomo-presses.com/pt/glossary#i) [l](https://www.sangiacomo-presses.com/pt/glossary#l) [m](https://www.sangiacomo-presses.com/pt/glossary#m) [o](https://www.sangiacomo-presses.com/pt/glossary#o) [p](https://www.sangiacomo-presses.com/pt/glossary#p) [r](https://www.sangiacomo-presses.com/pt/glossary#r) [s](https://www.sangiacomo-presses.com/pt/glossary#s) [t](https://www.sangiacomo-presses.com/pt/glossary#t) [w](https://www.sangiacomo-presses.com/pt/glossary#w) [z](https://www.sangiacomo-presses.com/pt/glossary#z) - #### 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 [a](https://www.sangiacomo-presses.com/pt/glossary#a) [b](https://www.sangiacomo-presses.com/pt/glossary#b) [c](https://www.sangiacomo-presses.com/pt/glossary#c) [d](https://www.sangiacomo-presses.com/pt/glossary#d) [e](https://www.sangiacomo-presses.com/pt/glossary#e) [f](https://www.sangiacomo-presses.com/pt/glossary#f) [h](https://www.sangiacomo-presses.com/pt/glossary#h) [i](https://www.sangiacomo-presses.com/pt/glossary#i) [l](https://www.sangiacomo-presses.com/pt/glossary#l) [m](https://www.sangiacomo-presses.com/pt/glossary#m) [o](https://www.sangiacomo-presses.com/pt/glossary#o) [p](https://www.sangiacomo-presses.com/pt/glossary#p) [r](https://www.sangiacomo-presses.com/pt/glossary#r) [s](https://www.sangiacomo-presses.com/pt/glossary#s) [t](https://www.sangiacomo-presses.com/pt/glossary#t) [w](https://www.sangiacomo-presses.com/pt/glossary#w) [z](https://www.sangiacomo-presses.com/pt/glossary#z) ```json { "@context" : "http://schema.org", "@type" : "WebPage", "description" : "Com um grande estoque de prensas, incluindo impressoras OBI, prensas vazias e componentes como placas Bolster, somos capazes de fornecer tudo o que você precisa para seus negócios.", "name" : "Prensas OBI - Sangiacomo - Prensas de acabamento - Placa de reforço", "publisher" : { "@type" : "ProfilePage", "name" : "Sangiacomo Presses Americas, LLC" } } ```