Call us: +44 (0) 2476 222272
or click here to send an enquiry

Gears

Helical Gears

A double helical gearNDE Clarke Pitchline offers a comprehensive precision cut and ground gear range and can gear hob up to 1200 mm diameter with a maximum face width of 500 mm. We can also gear hob spur gears and both single and double helical gears (also referred to as herringbone gears). Maximum pitch 18 module or 1.411 DP.

We have a comprehensive range of hobs suitable for either DIN or BS standard gears. All our vertical gear hobbing machines have crowning attachments and we have a wide range of cams available.

Helical Gears up to 1000mm dia can be supplied with or without Heat Treatment. Gear grinding is available for an ultra accurate finish for special applications that require excellent vibration, noise and efficiency characteristics.

Internal Gears

Lorenz gear shaperNDE Clarke Pitchline offer a comprehensive internal gear range and are able to gear shape internal and external gears and splines up to 1000 mm diameter and up to 200 mm face width and up to 10 mod pitch. Our machines offer a wide range of different raiser blocks so we can accommodate  component with a maximum height of 500 mm. We carry a huge range of shaper cutters in DIN and BS designs.

 

Spur Gears

We can offer Spur Gears up to 1000mm dia External and 1000mm Internal using Hobbing or Gear Shaping processes. Crowning is also available.

We offer a ‘cut only’ sub-contract service where we cut spur gears using customers free issue material or we can supply complete – from design of the gear, through ISO 9001-2000 assured manufacturing, to delivery.

Special Planetary Gears

NDE Clarke Pitchline has a highly flexible gear cutting, hobbing and shaping capacity and can cater for one off specials, infrequent batch quantities right up to full scale production volumes of single or multiple sub-contract machining operations. Allied to a rigorous internal ISO 9001:2008 quality system, this gives our customers maximum capability from one supplier.

NDE Clarke Pitchline has an extensive catalogue of gear shapers and hobs, tooling and fixtures that have been developed over the 45 years of precision gear cutting experience and can work with a wide range of standard alloys such as EN8, EN9, 817M40, EN24T, 080m40, 070m55, 34CrNiMo6 as well as Inconel, phosphur bronze, AISI410, AISI4145, 835M30, EN30B, STST 17-4PH, SS316L, 832M13, EN36C, AISI9310 (AMS6260).

Pinion Gears

precision ground pinion gear

Gear Ground Pinion

 

High precision gear cut and ground pinion gears are also manufactured at our manufacturing plant in Coventry, UK. Other special detailing such as keyways, drilled and tapped holes and milled features can be incorporated with all operations being machined ‘in-house’.