Therefore take time to analyze any problem that might arise, a little thought and patience can save many hours of down time and frustration. Disc grinding is similar to surface grinding, but with a larger contact area between disc and workpiece. All gch parts and components are manufactured to oem specifications or better, and are guaranteed for maximum performance. Double disc grinders with horizontal or vertical axis, wheel diameter from 450 to 1067 mm and spindle power up to 75 kw. Safe working procedures and instruction 100115mm disc grinder. One of the obstacles to using these machines is their lengthy setup times. Glebar has developed a double disc grinding process on its dd7 double disc grinder for materials suppliers and manufacturers of highperformance composites that expedites the grinding of composite strips used as low friction, bearing elements in various industries from aerospace to automotive, leading to reduced production costs and enhanced quality. Doubledisc grinding is a highly efficient grinding method that reduces premachining costs up to 50% and provides dimensional tolerances to. Fives horizontal double disc grinders are field proven and backed by more than 90 years of engineering experience in designing and manufacturing production.
Grinder types centerless, id, od, surface, double disc. Used vertical, double end, opposed grinders, disc for sale. Gch tool group stocks thousands of parts and components to support your double disc grinder. Due to its modular construction, ac 535 can be used as a fine grinding. An sec single disc grinder the grinder and other system components. The grinding of two sides, simultaneously, reduces handling and eliminates the extra grinding time, speeds production and provides consistency over the entire run of parts. Les, im a process manager for anchor abrasives co, we custom manufacture double disc grinding wheels, centerless and roll wheels. Double disc grinders, diamond double disc grinders, thrufeed. Call us if you have more questions about the double disc grinding process. Double disc grinders grind both sides of flat parts at the same time using opposing wheels.
Double disc grinding has always offered a highly productive and accurate means for machining tosize parts with flat and parallel sides. It is normally used to grind oddshaped or oddconfigured parts. All the axes are activated by brushless servo motors and precision ball screws. All knife blades must be double disc ground prior to bevel grinding. Applications range from printed circuit board drill blanks, carbide pins, ceramic blocks, alumina tubes and roller bearings for the aerospace, automotive, medical, metals and mining markets.
From centerless grinders to double disc grinders and beyond, gch machinery has the expertise, experience and resources to take your older machine and turn it into a stateofthe art automatic grinding machine production center. The dd7 can be configured in three fixturing modes, depending on the. Double disc grinding pdf setup and application manual this is a 39 page manual on how to set up a double disk grinder. Double disc grinding is an abrasive machining process that removes material from two sides of a part simultaneously. Used horizontal, double end, opposed grinders, disc for. Dv2 besly double end vertical disc grinder, microdown feed with scale, swing arm dresser, load meter, push button station, attached electrical, as is. An abrasive or cutting disc is mounted at a right angle and rotates rapidly to perform the task. Gch offersgrinding wheel assemblies on exchange for gardner, besly and giustina double disc grinders as well as other wellknown brands.
Double disc grinding is a highly efficient grinding method that reduces premachining costs up to 50% and provides dimensional tolerances to. The proposed variable speed double disc polishing machine is required for metallography sample preparation. Important properties for those machines are precision. Gardner trabon lube system machine mounted electrical panel stepper motors for rapid traverse and incremental infeed of spindle slides coolant cleanout tank with pump spindle guards equalizer bar with leveling pads 1 s. Thielenhaus microfinish double disc grinding machine.
Flat and stamped parts are machined on the doubledisc grinding machine using a throughfeed. Since the part is passed between two abrasive discs, the stresses on the part are equal on both sides. Grinding wheel a grinding wheel is an expendable wheel that carries an abrasive compound on its periphery. Double disc grinding uses two opposing abrasive wheels to simultaneously grind two sides of a blank. Monzesi merges the invaluable experience of officine monzesi and viotto in a single company. We can double disc grind a vast array of parts, fasteners, gaskets, washers and various pieces and materials of almost all sizes and shapes. Find used or surplus horizontal, double end, opposed, gardner, besly, koyo directory of 70000 listings by 1200 suppliers. Doubledisc grinding uses two opposing abrasive wheels to. Double disc grinders use two abrasive discs to remove even stock on two opposite and parallel sides of product components. Grinding machines disc grinders for sale listings we have 49 listings for disc grinders listed below. Flatness, thickness, parallelism and surface finish. Double disc grinding makes it possible to grind opposite surfaces of the part at the same time, potentially reducing overall grinding cycle time. Used vertical, double end, opposed grinders, disc for.
Glebars dd7 is one of the most compact double disc grinding machines on the market. Double disc grinding machine thielenhaus microfinish. Gardner double disc grinder industrial machine tools, inc. Designed for grinding small diameter components, it accurately controls their length and perpendicularity. Double disc grinders work both sides of a workpiece simultaneously.
On any concrete surface preparation equipment there are numerous components that could be the root cause of any type of problem. Used horizontal, double end, opposed grinders, disc. Centrally located in southern california near the 105, 110, 91, 405, 710 and 605. Apr 07, 2020 find used or surplus horizontal, double end, opposed, gardner, besly, koyo directory of 70000 listings by 1200 suppliers. I consent to receive communications from gch machinery. I have never seen a double disc grinder so i am asking you guys if this is a decent part for one of these machines. Click here to find double disc grinding manufacturers. In a typical double disc grinding machine, the grinding discs are sidemounted on a. Horizontal doubledisk grinder is a machine in which the grinding wheel shafts face each other. Double disc grinding with machines from thielenhaus and thielenhausnissei. Double disc grinding pdf setup and application manual. Rotary double disc grinding in the rotary double disc grinding method, parts are fed between the opposed disc abrasives while nested and contained in a rotating carrier wheel. Surface grinding is used to produce a smooth finish on flat surfaces. It is sometimes called opposed double disc surface grinding.
Disk and double disk surface grinding machines crystec. Disc grinders are capable of achieving especially fine tolerances. Double disc grinding has a couple of inherent advantages. You can also click on the column heading to sort through the listings. New machine bed design which makes the machines more ergonomic. Glebar has developed a doubledisc grinding process on its dd7 doubledisc grinder for materials suppliers and manufacturers of highperformance composites that expedites the grinding of composite strips used as low friction, bearing elements in various industries from aerospace to automotive, leading to reduced production costs and enhanced quality. The top countries of suppliers are china, japan, and taiwan, china, from which the percentage of double disc grinder supply is. Designed entirely by monzesi for the disc grinding applications to grant stable, precise, and highly reliable operations during processing. Centerless grinders line, double disc grinders line.
Jul 23, 2010 double disc grinding makes it possible to grind opposite surfaces of the part at the same time, potentially reducing overall grinding cycle time. Compatible with double disc grinding machines including stahli, lapmaster and peter wolters. Flat and stamped parts are machined on the doubledisc grinding machine using a throughfeed, plungecut or oscillation process, depending on the respective requirements. The double disc grinding experts at better way grinding have been in business under the same ownership since 1963 and have evolved from a small oneman shop to an organization that employs a team of skilled operators working on a wide range of equipment.
Ac 535 doubleside batch processing machine has been designed for highprecision series processing work pieces. I need to have some parts double disk ground to get some thin parts knife blades about. This may make double disc grinding a poor choice for short part runs. The images below shows a partial cutaway of the inside of the three types of double disc grinders. Double disc grinding is the process of grinding equal amounts of material off both sides of the part at the same time. The machine is capable of grinding many highperformance parts for a wide range of industries from medical and aerospace to automotive. Safe working procedures and instruction 100115mm disc grinder the risk of injury when using this machine is high level 4 risk this disc grinding machine is used for a range of offhand grinding procedures. Double or dual disc grinding is a highly efficient method of removing equal stock from opposing faces of a part, normally symmetrical stock removal. Compatible with double disc grinding machines including.
The dd7 is one of the most compact double disc grinding machines on the market. This process works especially well for nonmagnetic materials that cannot easily be blanchard or surface ground. Electrospindle technology for grinding wheels and dressing system. Trabon lube system machine mounted electrical panel stepper motors for rapid traverse and incremental infeed of spindle slides coolant cleanout tank with pump. Grinders, disc, horizontal, double end opposed used. Monzesi centerless grinders monza double disc grinders. There is an adjustable guard and a sidehandle for two handed. The top countries of suppliers are china, japan, and taiwan, china, from which the percentage of double disc grinder supply is 99%, 1%, and 1% respectively. In a typical double disc grinding machine, the grinding discs are sidemounted on a pair of opposed spindles. These models have been completely redesigned from both technological and aesthetical standpoints. Disc grinders are available in both vertical and horizontal spindle types. No company is more passionate and knowledgeable about grinders than gch machinery. You can also choose from abrasive disc, abrasive pad double disc grinder there are 412 suppliers who sells double disc grinder on, mainly located in asia.
The variable speed polisher shall have8 inch double disc polishercorrosion proof cabinetcorrosion resistant washbowl free flow drainvariable speed 50. All manufacturing processes are established and supported by a team of inhouse engineers. This leads to the ability to a ttain flatness tolerances that would be very difficult to attain in a single side grinding operation. The double disc grinding process will also produce the highest level of flatness and parallelism on opposing. Flat and stamped parts are machined on the double disc grinding machine using a throughfeed, plungecut or oscillation process, depending on the respective requirements. Rotary plunge feed for rough and finish grinding of con rods r242 rotary through feed for superfinishing of gearbox faces r242. Our double disc horizontal and verticle spindle grinders prove that grinding two parallel surfaces in one operation, results in less cost, faster delivery and extraordinary precision on high volume runs. What links here related changes upload file special pages permanent link page information. Safe working procedures and instruction 100115mm disc. Double or dual disc grinding is a highly efficient method of removing equal stock from opposing faces of a part, normally symmetrical stock. I understand that i may proactively optout of communications with gch machinery at any time by using the unsubscribe link provided at the bottom of all gch machinery newsletters. Find used or surplus vertical, double end, opposed, besly, koyo, gardner directory of 70000 listings by 1200 suppliers. The main features of the viotto double disc grinders, i.
Doubledisc grinding with machines from thielenhaus and thielenhausnissei. A wide variety of manufacturers, distributors and service companies are featured in the following listing and offer a broad range of double disc grinding, including grinding on both sides at once, double disc grinding of metal alloys, plastics, ptfe and machining of larger metal blanks. With our extensive inventory of both horizontal and vertical machines, in all feed types and sizes, we have your flat surface grinding requirement covered. For manufacturing of high precision metal parts and in order to achieve very good flatness, parallelism and surface finish, disk surface grinding machines are used. Viotto rv line the main features of the viotto double disc grinders, i. This style of grinding also makes it much easier for a shop to maintain tight tolerances on flatness or parallelism between surfaces, as this footage from tci precision metals shows. The wheel is generally made from a matrix of coarse particles pressed and bonded. In this grinding method, two opposed abrasive discs, each mounted on its own spindle, simultaneously grind opposite and parallel faces on workpieces traversed between them via any of several fixturingcarrier techniques. Find details of companies offering double disc grinder at best price. We mainly serve the north american market and continue to maintain our status as an iso 9001.
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