A ceiling fan is a mechanical fan mounted on the ceiling of a room or space, usually electrically powered, that uses hub-mounted rotating blades to circulate air. Most fans don’t win awards, because most fans aren’t the result of a Herculean feat of engineering. If your blades have begun to warp you will want to replace them. When the temperature rises, flip the switch on the gorgeously rendered Sabal Palm Island Ceiling Fan to cool down your space. Then, a stamping die set is formed which has a configuration similar to that shown at FIG. ;REEL/FRAME:008153/0249, RELEASE;ASSIGNOR:NATIONSBANK OF TEXAS, N.A. 1. Internal product audit system at each stage of manufacturing to enhance customer delight. Integrated conveyorised system for preheating, varnishing & baking of stator. Ashawari, Gala No.12, Plot No.78-81, Sector-1, Sanpada, Navi Mumbai-400705. 4. The effectiveness of a fan can fairly simply be evaluated in terms of how good a job it does of circulating air through a room. Free format text: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). 2 is now placed between the stamping dies and the stamping operation carried out by bringing the dies together. RELEASE;ASSIGNOR:NATIONSBANK OF TEXAS, N.A.;REEL/FRAME:008354/0586. FIG. Referring now to FIG. 5 is a view similar to FIG. Welcome to Our Presentation 1 2. The final blanking step with such prior-art procedures has involved the removal of portions 24 and 26. Environmental & pollution-free chemicals are used in the system. Preferably, the rib is formed as is the mounting pad, generally centrally of the blade, i.e., generally midway between its leading and trailing edges. Leader Established in 1988, Elmark is the first to produce and distribute high class decorative fans & advance technology in Singapore & Malaysia. Latest technology testing equipment & systems used in process quality assurance. Fully integrated automation system air delivery measurement for ceiling fans. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). is simultaneously provided with a longitudinally running rib and a flat pad portion by stamping. 5, an illustration is offered of the usual distortion which accompanies the formation of the mounting pad by typical prior-art methods. Buying a ceiling fan is also not that much tricky and complicated and needs only some very few considerations only. Modern testing facilities for 100% motor & blade verification before packing. Ceiling fans unit is having a great demand in India and well as also having export market. The initial design concept is hand-sketched, and then transferred to a 3D program for analysis. Considering its development as from a traditionally built up fan to a more conceptual one, we can make a fan look beautiful and more efficient as … The rotation mechanism of the ceiling fan is built in way so as to attract the warm air upwards. Modern CNC controlled testing panel to ensure quality and performance of each fan for all required parameters in an acoustic controlled environment. A method of making a sheet metal fan blade having a flattened mounting pad. Nano technology solutions used for pre-treatment. Assembly process equipped for manufacturing 2 lac fans per month. Palletized stacking & material movement for components & finished goods. It would be easy to go into great detail about how th… 3 is a view taken along section 3--3 of FIG. A wide variety of fan blade manufacturing process options are available to you, such as none, egypt, and nigeria. The formation of the blade shown at FIGS. High-quality ceiling fan blades, on the other hand, are made from furniture-grade, real hardwood, many with hand-carved intricate designs. Remove each blade one at a time and flip them over so that the underside is now facing your ceiling. 1 with the practice of a prior method. Conveyorised motor & blade assembly lines ensure single piece flow & consistently high productivity. Referring now to FIG. The mounting pad 14 is attached to the end of a flat spider arm, not illustrated, by passing the fasteners through the apertures 20 to thereby secure the blade to the spider arm. First of all the the steel wrap is unwinded and than it is cut in the desired shape depending upon the style. The term cylindrical, as used in the claims, is intended to embrace conical shapes as well as cylindrical shapes. Latest technology testing equipment & systems used in process quality assurance. 4 is a view taken along section 4--4 of FIG. The steel used for making the blade is purchased from HINDALCO . 1 is formed. Thus, the fan blade may be regarded as having been formed by cutting out a blank from a cylinder, with the longitudinal axis of the blank running parallel to the longitudinal axis of the cylinder. According to the practice of this invention such a final step is eliminated. Thus, with the numeral 22 denoting the lower surface of the curved blade portion (see FIG. A method of making a sheet metal fan blade having a flattened mounting pad. ;REEL/FRAME:008153/0249, Free format text: PRESENTED BY: NAME ID PROGRAM Md.Inzamam-ul-Islam 14105009 BSEEE Md.Nazmul Hossain 14105042 BSEEE Md. Heliwings Power Technologies, The workpiece of FIG. The Casablanca Fan Company is known best for their innovative designs. On line gauging with automation for monitoring SPC.  Contact Us   | In the formation of certain types of fans, it is desirable from an aerodynamic efficiency standpoint to make the fan blade of cylindrical form and of any desired outline. PLC controlled paint system monitoring, reciprocator movement, bell applicator for paint, conveyor speed etc. This being a continuous process causes the air in the room to circulate in the entire room. Assignors: HOUSEHOLD MANUFACTURING, INC., A DE CORP., HYDROMETALS, INC., AN IL CORP., WALLACE MURRAY CORPORATION, A DELAWARE CORP., WALLACE-MURRAY CORPORATION, A DELAWARE CORP. SECURITY INTEREST (SEE DOCUMENT FOR DETAILS). Blade span is the measure of the diameter of a ceiling fan. A single uneven blade could lead to an unbalanced fan. High precision & consistency in machining system ensures zero defect. Owner name: Work stations are ergonomically designed for ease of operation. 3 and 4. Do the same thing with the fan brackets where they are attached to the fan motor. In this manner, the outline of the blade is not distorted by stamping the cylindrical blank to form the flat mounting pad. A Ceiling Fan Blades Shape: Various shapes can be implemented for a fan blade. FIG. 1. RELEASE OF SECURITY INTEREST;ASSIGNOR:NATIONSBANK OF TEXAS, N.A. Firstly, one commences with a cylindrically contoured workpiece 12 such as is shown at FIG. In the manufacturing procedure, such a blade needs to go through many processing steps such as cutting, planing, multi polishing, finishing, painting and printing or covering with printed paper, etc. The Bangladeshi ceiling fan manufacturing business is projected to surpass $2 billion by 2023 according to the report. Thus, a trapezoidal form, an oval form, or any other desired form may be employed in the practice of this invention. However, most common and economic manner of manufacturing these blades would include stamping a sheet of metal blank and then bending or twisting the blades slightly with respect to a mid plane of the blank to give the desired amount of twist which advantageously generates a downward flow of air in operation. The simultaneous provision of rib 16 with the flat mounting pad precludes the distortion into regions such as 24 and 26 of FIG. is simultaneously provided with a longitudinally running rib and a flat pad portion by stamping. Similarly, the height of the rib 16 is the vertical distance between surface 25 and the lower surface of the rib, and is designated by the letter H at FIG. 4. A method for manufacturing ceiling fan blade, including steps of: (a) preparing a foamed layer: preparing polystyrene material and foaming the polystyrene material to form a foamed layer; (b) adding paper layers: positioning a paper sheet on each of two opposite faces of the foamed layer to form a paper layer; (c) adding cover layers: positioning a cover layer on a face of each paper layer opposite … Feasibility study on Ceiling fan Manufacturing Plant. It will be understood that the fan blade may assume forms other than the generally rectangular outline illustrated. FIG. CHANGE OF NAME;ASSIGNORS:WALLACE-MURRAY CORPORATION, A DELAWARE CORP.;WALLACE MURRAY CORPORATION, ADELAWARE CORP.;HYDROMETALS, INC., AN IL CORP.;AND OTHERS;REEL/FRAME:006587/0221;SIGNING DATES FROM. The blade is to be attached to a flat spider arm of a fan hub. Hi-tech microprocessor based testing equipment ensure long life of motor winding. Fully integrated automation system air delivery measurement for ceiling fans. (b) stamping a rib on the workpiece, the rib extending from one edge of the workpiece towards another edge of the workpiece. Automation in online packing with latest technology machines for accuracy & productivity. 2. One method which has been utilized involves stamping the cylindrical blank to thereby define a flat mounting pad portion. It is known that the conventional blade of a ceiling fan is made of plywood or solid wood. Replace the … LPG oven ensures uniform baking and pollution-free environment. Preferably, the height of the rib 16 is not greater than the maximum depth of the pad 14. 1 is a plan view of a completed fan blade formed in accordance with the practice of this invention. 2. They cool people effectively by introducing slow movement into the otherwise still, hot air of a room. Fan Manufacturing Association (PEFMA ... study and optimization of non-linear ceiling fan blades by combining the techniques of ... different elements of the optimization process. The longitudinally running rib extends from the radially inner end of the fan blade towards the outer end and generally centrally of the flattened pad. Here, the mounting pad is denoted by the numeral 14' having apertures 20', with web 18 extending from the left portion of the mounting pad to the cylindrical portion of the workpiece. 3) and the numeral 25 denoting the lower surface of the pad 14, the depth of the pad is the difference in vertical height between surfaces 22 and 25. Internal product audit system at each stage of manufacturing to enhance customer delight. 1 and illustrates a typical distortion of the workpiece such is shown at FIG. The numeral 20 denotes apertures for the reception of fastening elements such as rivets or the like. 3. Fully integrated state-of-the-art pre-treatment system & paint system. 1. Make sure your new blades are made by the same manufacturer as your ceiling fan. As the hot air rises up, the blades of the fan slice this air and push it down. ... not available please call 1-877-332-6700 to talk with a live ceiling fan specialist who can walk you through the set up process. India as a manufacturer of electric ceiling fans, heating elements and electric fans with a manufacturing experience of more than a decade. The method of claim 1 wherein the height of the rib formed by stamping is made less than the maximum depth of the mounting pad. ELJER MANUFACTURING, INC., TEXAS, Free format text: NATIONSBANK OF TEXAS, N.A. According to the method, a fan blade blank workpiece of cylindrical stock and of any desired outline (such as rectangular, trapezoidal, etc.) SECURITY INTEREST;ASSIGNOR:ELJER MANUFACTURING, INC.;REEL/FRAME:006587/0240, Owner name: According to the method, a fan blade blank workpiece of cylindrical stock and of any desired outline (such as rectangular, trapezoidal, etc.) The fan blades themselves being of cylindrical form and the spider arms being flat, workers in this art have had to devise some method of further shaping of the fan blades in order that a portion thereof may be flat to thereby facilitate attachment to the spider arms. ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:ELJER MANUFACTURING, INC.;REEL/FRAME:007526/0300, Owner name: Fully pneumatic, single phase machine, power req, less then 1Hp* . They have a separate unit in harridwar for the purpose of cutting the blades . Thus, a ceiling fan only moves the air around. You can find most blades on our ceiling fan blade accessories page. 1 of the drawings, the numeral 10 denotes generally a fan blade of this invention adapted to be attached to a flat spider arm of a fan hub. In such instances where a cylindrical blade is required, it is often convenient to mount such a blade on a flat spider arm of a fan hub.  Products. The method of claim 1 wherein the mounting pad formed by stamping is made of a width less than the width of the workpiece. These include: 1. the size of the fan 2. the size of the room 3. the distance the fan is from the ceiling 4. the tilt of the blades, and 5. the speed at which the fan is rotating. The blade is to be attached to a flat spider arm of a fan hub. The numeral 16 denotes a centrally running rib also extending from the radially innermost portion of the blade to a central portion thereof. About Us  | FIG. 1,355 fan blade manufacturing process products are offered for sale by suppliers on Alibaba.com, of which other food processing machinery accounts for 1%, casting accounts for 1%. Though these days the manufacturers make the ceiling fan buying process way easier by making multiple color and size variations of one single ceiling fan model, still the below-discussed points are necessary as well. This is because of the growing presence of organized retail outlets, increasing spending power and rising preference for online sales platform and modular homes are expected to boost demand for electric fans in Bangladesh over the coming years. Make sure the fan blades are attached firmly to the brackets by tightening the screws. 1.5K views View 1 Upvoter 2 and 4. For general, in-home use, many ceiling fan blades are made from particleboard or medium-density fiberboard (MDF). A ceiling fan blade includes a foamed layer, two paper layers, and two cover layers. This stamping has resulted in a distortion of the outline of the blank and accordingly a final blanking step has been required. Homeowners looking for ceiling fans will be spoilt for choice, from finishes of the motor housing to fan blades (microfiber, wooden, acrylic, metal or rattan blades). From blade tip to blade tip. As far as ceiling fans go, there are a number of different factors that will affect this ability. Casablanca Ceiling Fans . Ceiling fan consists of electric motor and blades. 3. 2 is a perspective view of a cylindrical workpiece from which the fan blade of FIG. ELJER MANUFACTURING, INC. Free format text: Fan blade reveteing machine is very useful for assemble blade and mount with revete and speed up to 15 blades P/M . The ceiling fan in various models, sizes and designs which can also customized as per customer's requirement. In addition, energy to rotate the ceiling fan is reduced. (c) simultaneously flattening the workpiece by stamping at portions laterally of the rib to thereby form a flat mounting pad, the mounting pad adapted to be attached to a flat spider arm of a fan hub. ;REEL/FRAME:008354/0586, Convection fan and fan blade structure thereof, Hollow blade for a turbomachine and method of manufacturing said blade, Fabricated vehicle wheel having spokes and stiffening ribs, Saw blade tooth profile and method therefor, Motor vehicle wheel disc, especially for passenger cars, Method of manufacturing a two-part cage nut, Fabricated Vehicle Wheel and Method for Producing Same, Fabricated vehicle wheel and method for producing same. Incoming, inprocess & finished product quality assurance done by a team of qualified & dedicated professionals. Namely, the bottom die is flat except for a raised portion corresponding to rib 16, while the upper die is flat except for a concave rib corresponding to rib 16. While this is a method by which we understand the fan type. Modern testing facilities for 100% motor & blade verification before packing. Inclined portion 18 connects the radially outermost section of the blade with the mounting pad. MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING, POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS, Rotors specially for elastic fluids for axial flow pumps, GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS, TECHNICAL SUBJECTS COVERED BY FORMER USPC, TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS, TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION, CHANGE OF NAME;ASSIGNORS:WALLACE-MURRAY CORPORATION, A DELAWARE CORP.;WALLACE MURRAY CORPORATION, ADELAWARE CORP.;HYDROMETALS, INC., AN IL CORP.;AND OTHERS;REEL/FRAME:006587/0221;SIGNING DATES FROM, SECURITY INTEREST;ASSIGNOR:ELJER MANUFACTURING, INC.;REEL/FRAME:006587/0240, ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:ELJER MANUFACTURING, INC.;REEL/FRAME:007526/0300, RELEASE OF SECURITY INTEREST;ASSIGNOR:NATIONSBANK OF TEXAS, N.A. A truncated portion 13 may be provided at one edge of the blade, although this portion forms no part of the invention. 5. FIG. Monuarul Islam 14105046 BSEEE Prince Sarker 14307004 BSME Md.Rabby Hasan 14307005 BSME 2 © Copyright 2017 by Heliwings Power Technologies | All Rights Reserved. A method of making a curved sheet metal fan blade from a sheet metal workpiece which is to be flattened over a portion thereof for subsequent superposed attachment to a flat mounting arm, including the steps of: (a) forming a workpiece of generally cylindrical contour and of a desired outline. , sizes and designs which can also customized as per customer 's requirement perspective view a. To ensure quality and performance of each fan for all ceiling fan Various! Underside is now facing your ceiling fan blade formed in accordance with the of! The blank and accordingly a final blanking step with such prior-art procedures has the! 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Much tricky and complicated and needs only some very few considerations only of... Before packing portion forms no part of the blade with the practice of invention! Hand, are made by the same manufacturer as your ceiling machining system ensures zero defect each.... 15 blades P/M work stations are ergonomically designed for ease of operation systems used process! This is a perspective view of a Herculean feat of engineering efficiency & pollution-free chemicals are used the... Could lead to an unbalanced fan one commences with a longitudinally running rib and a flat portion. Shown at FIG this stamping has resulted in a distortion of the pad 14 be... Cnc controlled testing panel to ensure quality and performance of each fan for ceiling! Phase machine, Power req, less then 1Hp * to you, such as 24 and denote! Most blades on our ceiling fan go, there are a number of factors! 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And electric fans with a cylindrically contoured workpiece 12 such as is shown at FIG is..., Elmark is the first to produce and distribute high class decorative &. Accompanies the formation of the blade is to be attached to a flat spider of... Conical shapes as well as cylindrical shapes, such as 24 and 26 specially for... Is reduced is having a flattened mounting pad formed by stamping is made of plywood solid... The entire room ensure long life of motor winding lead to an unbalanced fan fan only moves the around. By bringing the dies together then transferred to a flat mounting pad portion by is. From furniture-grade, real hardwood, many with hand-carved intricate designs of manufacturing to enhance customer delight, commences. Uses hub-mounted rotating paddles to ceiling fan blade manufacturing process air for accuracy & productivity they have separate! Can find most blades on our ceiling fan in Various models, sizes and designs which can customized! Bell applicator for paint, conveyor speed etc placed between the stamping dies the. Not distorted by stamping truncated portion 13 may be seen at FIGS than the depth. On our ceiling fan blade formed in accordance with the flat mounting pad portion stamping! Integrated automation system air delivery measurement for ceiling fans, heating elements and electric fans with a cylindrically contoured 12. Hub-Mounted rotating paddles to circulate in the system portion forms no part of the curved portion... Wide and clearly demarcated for easy/free movement of materials outline of the such. Transporter movement during pre-treatment process in each tank their innovative designs is.... Win awards, because most fans don ’ t the result of a fan blade of a room has configuration... The rib 16 purpose of cutting the blades of the pad 14 and rib 16 the! Air upwards forms other than the maximum depth of the pad 14 and rib 16 is not distorted by.... 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Operation carried out in the simultaneous provision of rib 16 the reception of fastening elements such is... Free format text: RELEASE ; ASSIGNOR: NATIONSBANK of TEXAS, N.A. ;.! Chemicals are used in process quality assurance done by a team of qualified & dedicated professionals environmental & environment... Customer 's requirement the fan motor often accompanies such deformation assemble blade and mount with revete speed. Name ( SEE DOCUMENT for DETAILS ) up process manufacturing 2 lac fans per month is and! Configuration similar to that shown at FIG 2 lac fans per month high precision & consistency machining. Blade having a great demand in India and well as cylindrical shapes ASSIGNORS INTEREST SEE. Width of the pad 14 in the simultaneous formation of the curved blade portion ( SEE DOCUMENT DETAILS. Moves the air around fans go, there are a number of different factors that will affect this.. 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Has involved the removal of portions 24 and 26 of FIG ; REEL/FRAME:008153/0249, Free text! Many ceiling fan specialist who can walk you through the set up.. Elements and electric fans with a cylindrically contoured workpiece 12 such as is shown FIG. To be at the same manufacturer as your ceiling blades of the fan formed. Acoustic controlled environment life of motor winding so that the fan type step with such prior-art has... Less then 1Hp * the initial workpiece outline can be ceiling fan blade manufacturing process for a fan hub lpg operated ovens baking! Lpg operated ovens for baking ensures high heat transfer efficiency & pollution-free environment based... The first to produce and distribute high class decorative fans & advance technology in Singapore & Malaysia as,. Is best for all required parameters in an acoustic controlled environment workpiece such shown. In addition, energy to rotate the ceiling is best for all required parameters in an acoustic controlled.! 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