เรารู้คำศัพท์ จากอังกฤษเป็นไทยแล้ว ต่อมาเรามารู้ความหมายของคำต่างๆที่เกี่ยวข้องกับระบบลำเลียง สายพาน ในภาคภาษาอังกฤษ-อังกฤษ กันนะค่ะ และในเร็วๆนี้ ทีมงาน สายพาน ไทย ตั้งใจจะนำศัพท์แต่ละคำมาอธิบายความหมายโดยใช้การบรรยายและรูปภาพ เพื่อให้สามารถเข้าใจได้มากขึ้น คอยติดตามกันต่อไปนะค่ะ............
A firm or steady contact between two surfaces. In rubber, generally it applies to the "grab" of rubber to rubber or rubber to metal, fabric, plastics or other components of a finished product.
Angle of Repose
The maximum angle at which a given material will stay at "rest". Example: the angle of stockpile sides.
Wearing away by Friction.
Across the line starting tension
Tension developed in a belt when full electrical power is applied to the drive system.
Basically, the adhering, clinging, bonding or sticking of two material surfaces to one another, such as rubber to rubber, rubber to metal, rubber to wood, rubber to fabric.
The separation of two adjoining surfaces due to service conditions.
A material which, when applied, will cause two surfaces in contact with each other to stick together.
A coating applied to a surface to increase its bond to an adjoining surface.
A fabric with a surface treatment which will bond two surfaces together when interposed between them.
To undergo changes in physical properties with age or lapse of time.
Air bomb aging
A means of accelerating changes in the physical properties of material by exposing them to the action of air at elevated temperature and pressure
The surface markings or depressions which occur due to air trapped between the material and the mold or press surface.
The vulcanization of a rubber product in air as distinguished from vulcanizing in a press or steam vulcanizer.
Air oven aging
A means of accelerating a change in the physical properties of rubber compounds by exposing them to the action of air at an elevated temperature at atmospheric preaaure.
See air checks.
The environment temperature surrounding the object under cinsideration.
Angle of repose
The angle to the horizontal which a material will naturally assume when dropped in a pile.
Angle of slide
The angle at which material begins to slide down an inclined surface.
American National Standards Institute
Antis lip surface
A specially treated surface to obtain greater than normal traction.
Arc of contact
(1) The portion of a curved surface which is engaged.
(2) In belts, it refers to the portion of a pulley which is engaged by the belt and is usually expressed in degrees.
A mechanical device to maintain proper tension in a belt automatically compensating for belt stretch or shrinjage in service.
A mechanical device for preventing a loaded, inclined conveyor or elevator belt from running backwards after the belt has been stopped.
The textile faces of an article which is free of any treatment or covering.
The duck surface of a fabricated article wherein the exposed duck surface is free of any covering.
Bare duck belt
A belt in which at least one side has the exposed duck surface free of any covering.
A pulley whose whose face surface is not covered or lagged.
An extruded polymeric compound used to fill the void between butted joint of two pieces of fabric.
A flexible reinforced band placed around two or more pulleys to carry materials from one place to another.
Beams or metal plates secured transversely on both sides of belt ends to hold the ends in a desired position.
Belt cleaning device
A scraper or rotating device pressed against the belt surface to remove material stuck to the belt
A mechanical system composed of suitable head, tail, bend pulleys and belt idlers or a slider bed to handle bulk
An assembly of power-driven pulley (s) used to transmit motion to a conveyor or elevator belt.
An open weave duck made from plied yarns with strength predominately in the warp direction. Used primarily in the manufacture of belts.
A device for holding the ends of belt together.
A Classification of belting according to the quality and properties of the belt cover.
The ratio of stress to strain.
The amount of vertical deflection of a conveyor belt from a straight line between idlers, usually expressed as a percentage of the center to center spacing of the idlers.
The action that takes place, causing a differential movement between the pulley surface and the belt.
Belt tracking switch
A limit switch actuated by the edge of a conveyor belt when the belt moves abnormally to either side of its centered path.
Belt training idler
An idler having a belt-actuated swivel mechanism to control the side run out of a conveyor belt.
A system of pulleys arranged to turn a belt over. Frequently used to prevent building-up on return idlers by turning the dirty side (carrying side) up. See also twist.
A mechanism which deflects the conveyor material off the belt at specific points along the conveyor.
Belting, flat conveyor
See flat belt.
A pulley used to change direction of belt run.
The smaller included angle between the warp yarns of a fabric and the diagonal line across the warp yarns.
A cut of a textile material made diagonally at an angle less than 90 degrees to the longitudinal axis.
Material laid on or wrapped around so the warp yarns are at an angle less than 90 degrees to the longitudinal direction.
The seam at which bias cut fabrics is joined together.
The protective rubber covers on the surface contacting the driving mechanism of a conveyor belt.
An open weave fabric used next to the carcass fabric and / or in the cover to improve the attachment to the cover to improve the carcass and to improve cover cut and gouge resistance.
The tensile which a textile yarn or cable, a steel cord, or a belt is at rupture.
One lf the cups on an elevator belt.
The cover of an elevator belt next to the carrying buckets.
Belt with buckets attached.
A deformed ply, usually the result of a fold or wrinkle. This distorts it from its normal plane.
The fabric, cord and or metal reinforcing section of any rubber product such as a belt, as distinguished from the rubber.
A ply or plies of fabric ruptured by impact or gouging.
Carcass tear strength
The resistance of a belt against tearing.
The portion of a conveyor that carries the load between the loading and discharge points.
The outward face or side of the belt which carries the conveyed material.
Conveyor Equipment Manufacturers Association.
A mixture of polymeric compound or elastomer used as an adhesive or sealant.
An application of cement around the edge of a fabricated product with or without internal reinforcement for proteciton or adhesion. (A form of Capped Edge.)
A belt end sailed with the application of elastomeric cement.
The horizontal roll between the side toughing rolls.
Center - to - center
The distance between the center of row pulleys or idlers. Also called centers or center distance.
Short shallow cracks on the surface generally due to effect of destructive action of environmental conditions.
Abridge or profile arranged in a Vee shaped configuration on a belt carrying cover to stabilize material carried up an incline.
Highly abrasion resistant elastomeric lining in a chute to protect the metal chute from abrasion wear.
Angle relative to the horizontal a chute is inclined.
Transverse raised sections on a conveyor belt to stabilize material carried up an incline.
Closed belt conveyor
A moving, endless conveyor belt formed into a tubular shape by joining its edges while carrying material, and opening the edges while in motion to receive and discharge material.
Coefficient of Friction
The ratio of the force required to move a package across a belt surface to the weight of the package.
Tendency of a material to stick to itself.
Cold splice / bond
Usually the joining of two or more sub - straits together , using a two - part cement that is caemically cured without using supplemental heat from an external source .
“Cold bond cement”
Usually is an uncured mixture of varied elastomers, chemicals, and solvents that will not cals and solvents that will not selt - cure or vulcanize unstill mixed with an activator to create a chemical vulcanization
A mixture of a polymer (s) and other materials to give the desired chemical and physical properties in the elastomeric components of a belt
A system for the continuous Movement or transport of bulk materials, packages or objects along a predetermined path.
A belt that carries materials from one place to another.
Conveyor belt stretch
The increase in ble length which takes place when tension is imposed. Stretch is either elastic or permanent. Elastic stretch is a temporary change is length which varies directly with the pull. Permanent stretch is the residual change in length after tension has been removed; it generally accumulates over a period of time.
The supporting structure for idlers, drive etc., also referred to as conveyor boom.
In belt conveyors, the width of a belt.
Several strands of yarn twisted together.
A belt with textile or steel cords for the longitudinal tension bearing member.
A fabric with plied or cabled yarns in the warp direction and a light weight filling yarn spaced only sufficiently to process the fabric.
A natural fiber of high cellulosic content.
In fabric. The number of warp ends, the number of filling picks, or both in a square inch of fabric.
In conveyor belting, the weight applied to the take - up assembly to maintain proper belt tension.
The outer component of a belt.
The transverse joint formed by connecting two lengths of cover stock.
Cover surface profile
A cross - sectional view of the cover surface.
The loss of material during use due to abrasion, cutting, or gouging.
A sharp break or fissure in the surface. Generally due to excessive strain.
(1) The deformation occurring with the lapse of time in both cured and uncured rubber, in a body under stress in addition to the immediate elastic deformation. Some related terms and properties are stress - relax -ation , hysteresis , damping ,flow ,compression set and viscosity , See Cold Flow , (2) In belts , the action of a belt atlternately losing speed on the driving pulley and gaining speed on the deiven pulley .
The difference between ediameter at the center and at the edes of a pulley or a roll.
A pulley with a greater diameter at the center than at the edges.
The act of vulcanization.
Time required, at a given temperature, to produce optimum physical properties in an elastomer.
The temperature at which the rubber product is vulcanized.
The action of the edges of a belt bending upward on the carrying run and downward on the return run. Also called cupping.
A leno or cord breaker imbedded in a belt cover.
See cut edge.
The uncovered edge of a laminated product, such a belt, created by cutting after vulcanization.
The ability of a belt covers to withstand the cutting action of sharp objects.
A protective covering over the return run of a belt conveyor.
A board or plate at an angle across the path of a belt traveling over a flat surface to transfer material off that belt.
Any change of form or shape produced in a body by a stress.
Removal of material from a belt.
Device attached to discharge end of conveyor to direct material straight down from the head pulley.
An assembly of electrical and mechanical parts that provide motive power to a belt.
The drive pulley is used to drive the conveyor belt, may be smooth faced, crowned wing, or rubber lagged, depending on the friction necessary to drive the belt.
A one - pulley drive.
Drive snubbed pulley
An undriven pulley located close to the drive pulley to provide a greater arc of contact around the deive pulley.
The omission of a reinforcing ply for a specified distance from each edge. Usually the bottom or next to bottom ply in flat conveyor belting.
A belt driving system employing two adjacent pulleys each powered with its own motor.
An instrument for measuring the hardness of rubber. Measures the resistance to the penetration of an indentor point into the surface of rubber.
An arbitrary numerical value which measures the resistance to penetration of the indentor point of the durometer. Value may be taken immediately or after a very short specified time.
Loss in properties of a material when continually subjected to flexing and or cyclic stress.
An apparatus capable of inducing various loads for evaluation of dynamic belting properties.
Damage to the edge of a belt by abrasion.
Difference between the tight side and the slack side tension at the derive pulley providing the necessary pull to move the load.
The limiting extent to which a material may be deformed and yet return to approximately its original shape after removal of the deforming force.
The property of an article which tends to return it to its original shape after deformation.
An elastic rubber - like substance, such as natural or synthetic rubber.
The chemical and physical properties of an elastomer.
A belt that raises material vertically in buckets attached to the belt.
Increase in length expressed numerically as a fraction or percentage of initial length.
A belt made endless without a joint.
An area of a belt where the fabric reinforcement shows due to lack of cover.
A planar structure produced by no woven or interwoven yarns, fibers, or filaments.
The number of warp ends per inch and the number to filling picks per inch.
The maximum tension per ply of fabric a belt should be operated under ideal conditions.
The weakening or deterioration of a material caused by a repetition of stress or strain.
The governmental organization known as the Food and Drug Administration.
A belt that discharges material onto another conveyor belt.
Belt ends cut into mating fingers.
Retards the burning action of fire or flame.
The manner in which belting after being ignited will burn and /or self extinguish.
Intensity of flame diminished by fire retardant ingredient (s) in the plastic compound.
A men’s, under specific condition, for establishing the flame performance of a belt. This will not indicate the performance of the belt in any fire in which the belt may be involved.
(1) A belt the cross section do which is in the general form of a rectangle ; (2) A belt which operates on a smooth flat bed or straight idlers or rollers .
The ability to be bent repeatedly without cracking.
Folded - edge
(1) A belt construction wherein the inner carcass is enclosed in an envelope ply or plies. (2) An edge where an outer covering has been wrapped around a carcass and folded over the edge so that the carcass is closed on the edges.
(1) The resistance to motion of a belt due to for one complete cycle of a conveyor belt.
The effect of sharp heavy material falling onto a conveyor belt cover to loosen or tear out poeces of the cover.
Gravity takes - up
A mechanical system that adjusts for the stretch or shrinking of a conveyor belt automatically by a weighted pulley in the system.
Lagging with round or angular grooves to minimize material buildup on the pulley.
An increase in resistance to indentation.
Discharge end of a conveyor.
The delivery end of a conveyor belt.
Head - tail drive
A belt driving system using one or more powered pulleys at or near both the head and tail pulleys with each pulley independently driven.
Heavy weight belt
A belt with a rated maximum working tension equal to or greater than 160 pounds per inch width, when operating under ideal conditions.
A unit of power equal to 33,000 foot - pounds per minute (746 watts).
Hot air cure
Vulcanization by using heated air, with or without pressure.
(1) A no powered pulley around which a belt travels (2) a no powered roll or rolls supporting a belt.
The mechanical system that supports an idler pulley.
The single instantaneous storks or contact of a moving body with another either moving or at rest, such as s large lump lf material dropping on a conveyor belt.
An idler designed to absorb the impact of material as it is fed onto the conveyor belt.
The effective combination to force (weight of the body and height) when one body falls on another.
The energy power of impact.
A belt idler having a resilient roll conveying , resilient molded elastomer rings , pneumatic tires , springs or other means of absorbing impact energy at or close to the place where material contacts the belt .
The maximum rating of a belt construction based on the fabric, impact rolls, design of loading. Size of material falling on the belt, relative speed of the material and the belt, etc. to withstand the energy of impact loading.
The relative ability of a conveyor belt assembly to absorb impact loading without damage to the belt.
A conveyor carrying material on an uphill slope.
A type of belt construction similar to that of a said woven belt, with plies "interwoven”.
The area where two ends of a belt are fastened together, either by heat and pressure or mechanical means. See also splice.
A pulley having its surface covered with lagging.
A smooth or embossed covering on a pulley to increase friction between the belt and the pulley.
Offset of pulleys, idlers, or structure from a design longitudinal reference line.
Refers to one of several measurements of stiffness or resistance to deformation.
Per Inch of width.
Rubber Manufacturer's Association, who established specifications for conveyor belt grades several decades ago. Though many of the early members of that association are no longer manufacturing belting, those standards have been passed along with suitable changes to accommodate more "modern" raw materials presently used in belt work.
An additional short length of belting added to an existing belt for repair.
A pulley adjacent to a drive pulley that increases the arc of contact on the drive pulley to increase the effectiveness of the drive.
End of conveyor opposite the direction of travel (flow).
The belt pulley near the loading end of the conveyor system.
Device used to apply tension to the conveyor belt.
Maximum safe working tension recommended by the manufacturer.
Capable of being repeatedly softened by heating and hardened by cooling and in the softened state can be shaped by flow.
Referring to training a conveyor belt, the belt should ride on all idlers without skewing, accomplished by proper structural alignment and by adjusting toughing and return idlers.
The property of a belt that permits it to conform to the contour of toughing idlers.
และของทีมงาน ท่านจะวางใจได้ว่าระบบของท่านจะไม่สะดุด เพราะสายพานหยุดเดิน...”