Crankshaft grinding and crankshaft repair are important for satisfactory performance of engine. RA Power Solutions Pvt. Ltd. has been undertaking crankshaft repair onsite by portable, light weight crankshaft grinding machine. The crankshaft repair is executed of crankshaft diameter ranging from 60 mm to 700 mm.
We have team of trained and dedicated technicians who are deputed to the site with crankshaft grinding machine along with necessary instruments. The crankshaft repair is undertaken without removing the crankshaft from the entablature.
The crankshaft grinding machine used to undertake crankshaft repair is of latest design having minimum vibrations. This facilitates our technicians to undertake crankshaft repair even while the vessel is sailing. The tolerance after crankshaft grinding and crankshaft repair is maintained within 10 to 20 microns in terms of taper and ovality.
The repair of crankshaft and overhauling of engine while sailing of the vessel between two ports results to the considerable saving to the ship owners as there is no need of holding the vessel at port or anchorage.
The crankshaft repair executed by us is guaranteed for the satisfactory performance. As on date we have executed more than 10,000 repair of crankshaft all over the world.
For more information, please email us on email@example.com or call us on +91 – 124 – 437 8292 , +91 9213604692
Crankshaft grinding is undertaken by RA Power Solutions having four decades of experience in repair of crankshaft. We have technicians who are trained in our workshop giving them the on job training for Grinding of crankshaft and repair of Crankshaft.
We use latest design of crankshaft grinding equipment which is vibration free and is capable to maintain close tolerances in terms of taper and ovality. Crankshaft grinding and crankshaft polishing is done in one setting thus reducing the time of crankshaft repair considerably.
Crankshaft grinding and crankshaft repair is also undertaken on board the vessel and while the vessel is sailing.
RA Power Solutions has four decades of experience undertaking grinding and polishing of crankshaft. We can undertake onsite grinding and polishing of crankshaft from 50 mm to 700 mm. Team of experienced technicians are deputed to the site with light weight, portable crankshaft grinding machine. The repair of crankshaft is done without removing the crankshaft from the engine block. This saves time and cost involved in disassembly of crankshaft, packing and transportation of crankshaft to the workshop.
Worldwide the repair of crankshaft in workshop is outdated. We depute our technicians all over the world with portable equipments for repair of crankshafts. The repair is executed strictly as per the manufacturer’s specifications and tolerances. The crankshaft repairs are guaranteed for satisfactory performance.
Insitu grinding of crankshaft and polishing is offered by RA Power Solutions Pvt. Ltd. for last more than 3 decades. Our experienced technicians reach at site in minimum possible time with Insitu crankshaft grinding machine and undertake crankshaft repair without removing of crankshaft from the main engine.
The Insitu crankshaft grinding is undertaken by light weight portable Insitu crankshaft grinding machine which is operated pneumatically. The equipment is of latest design and is capable to maintain the close tolerance within 20 to 30 microns in terms of taper and ovality. Onsite crankshaft grinding can also be undertaken while the vessel is sailing. This is possible due to continuous research and development done by our engineers to minimize the vibrations while the vessel is sailing.Our technicians hold valid seamen book and can sail if required.
The time required for repair that involves crank pin grinding and polishing of crankshaft is minimum due to the latest design of our crankshaft grinding equipment executed by experienced technicians.
Author of this blog is Raj Shahani, Managing Director of RA Power Solutions Pvt. Ltd. He has been working on crankshafts for last more than 36 years. The author had his training with leading crankshaft manufacturers like CKD Skoda in Pilsener Czech Republic , Sidenor in Spain, National Forge in Germany, etc.
It is observed that due to seizure of bearing in most of the cases, crankshaft loses its alignment and develops bend. The alignment of crankshaft is important and it is maintained at the time of machining/grinding of crankshaft.
RA Power Solutions undertakes straightening of crankshaft onsite irrespective of the length of crankshaft, diameter of CR pin and main journal. The straightening of crankshaft is done by peening procedure for which our technicians are trained. Number of jobs has been successfully executed for straightening and onsite grinding of crankshaft.
Good News for Shipping Companies, Power Plants and Repair Workshops.
Crankshaft grinding machine up to 700 mm diameter is designed, developed and manufactured by RA Power Solutions. Machine is having following features:
Crankshaft Grinding Machine Design: Machine is portable; light weight and can be carried to the site. Nowadays, there is no need of disassembly of complete engine.
Operation of Crankshaft grinding machine: The machine is operated pneumatically or by electrical motor. The design is so simple and machine can be easily operated by a skilled technician.
Quality:Crankshaft grinding machine is capable of maintaining close tolerance in terms of taper and ovality up to 20 microns and can also achieve the surface finish as per the International standards.
Training: RA Power Solutions Pvt. Ltd. provides training to the clients, technicians for the duration of 3 days. The assembly, operation and maintenance of the machine are explained.
Cost of Machine: Presently, shipping companies, power plants having high capacity diesel generating sets have no option but to call for the technicians from the companies based in Norway, Singapore, UK and various countries by paying exorbitant amount and travel expenses. The Crankshaft grinding machine is manufactured by RA Power Solutions is very reasonably priced and the cost can be recovered in 1 or 2 jobs of repairs.
The large bench type crankshaft grinding and polishing machines are outdated and are replaced by portable, light weight onsite grinding and polishing machine. The machine is driven either by pneumatic motor or is electrically operated.
The objective of using pneumatic motor is to make machine compact which can be inserted from the inspection window of the engine block for grinding of crankpin and main journal.
Crankshaft Grinding and Polishing Machine is light weight and can be carried to the work site by the technicians. It is easy to assemble and operate. Any technician with machine shop experience can easily operate this machine. The crankshaft grinding and polishing machine is capable of maintaining taper, ovality and high surface finish after grinding operation and all the dimensions of crankpin or main journal can be controlled as per the manufacturer’s requirement.
RA Power Solutions Pvt. Ltd. designs and manufactures the onsite crankshaft grinding and polishing machine as per the customer’s requirement. We have capability of designing and manufacturing the grinding machine up to 700 mm in terms of diameter.
More than 60 crankshaft grinding and polishing machines have been supplied all over the world which are performing satisfactory. The cost of on site crankshaft grinding and polishing machine is very low.