Lubrication of David Brown New Hydrax Gear Hobbing Machine

Lubrication of David Brown New Hydrax Gear Hobbing Machine Lubricatio n of Davi d Brown Ne w "Hydrax" Gea r Hobbing Machin e IN THE NEW No. 10 "Hydrax" high-speed gear ating oil sump, completely isolated from the cutting hobbing machine recently developed by the David oil, and the maintenance of oil level can be verified Brown Machine Tool Division, Manchester, a number by a sight glass. The work table gearbox, the only of interesting features have been incorporated. other unit requiring lubrication, also has a built-in One of the most noticeable changes is that all oil reservoir, the drive worm and ball bearings being partially immersed in the oil. This is regarded as an gearing is confined to the cutter head, with the ideal arrangement since it is always more effective to exception of the work table worm wheel drive gearbox, which is separately mounted. The hob speed and dip the worm than the wheel and, in addition, it also indexing gears are interchangeable, as in the earlier eliminates any oil "churning". Here, again, the oil machine, but they are now located in the same com­ can be kept under observation by a sight glass. partment. This is a great convenience to the setter All slides and hand motion assemblies are lubricated as well as simplifying lubrication arrangements. by a "one shot" oil system. The hydraulic oil tank is now completely isolated Recognising that maintained precision is impossible from the lubricating and cutting oil, thus eliminating without cleanliness, such items as directions of oil all oil seal and oil creep problems. Special temper­ splash and the general contour of the machine have ature compensator flow control valves are now fitted, been regarded as items of importance in the design. giving constant feed rates throughout a wide oil temperature range. All the hydraulic valves are Lending itself to use with any low level swarf carried on a hinged panel which permits straight­ conveyor, where this is provided along the main forward open access to all valve connections. gangways, the swarf removal tray is now at the back The cutter head is provided with a built-in lubric­ of the machine. INTERNATIONAL BP TANKER LAUNCHED PLASTICS EXHIBITION The first tanker to be launched this year for BP Tanker Company was British Destiny a t the Wallsend- The International Plastics Exhibition will be held on-Tyne yard of Swan Hunter and Wigham Richard­ a t Olympia from June 17th to 27th, and at the same son on March 11th. The ceremony was performed time there will be an International Plastics Conven­ by Lady Hoyer Millar, wife of Sir Frederick Hoyer tion, at which sixteen papers will be presented, with Millar, Permanent Under-Secretary of State at the "Developing Fields" as their theme. The papers fall Foreign Office. This is the fifth 42,000 d.w. ton under general headings of Polyolefins, Material Devel­ tanker to be launched for BP Tanker Company and opments, Design Trends, Recent Developments in two more of similar size are on order. Glass Reinforced Plastics, Expanded Plastics, and Extrusion. Overseas speakers will represent Den­ The 15,500 d.w. ton British Fulmar, launched on mark, Germany, Holland, Italy and the U.S.A. The the Clyde last September, has now completed her exhibition and convention is organised by the journal maiden voyage. She loaded oil products at Llan- darcy and Kent Refineries for Denmark. British Plastics. Scientific LUBRICATION 22 May, 1959 http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Industrial Lubrication and Tribology Emerald Publishing

Lubrication of David Brown New Hydrax Gear Hobbing Machine

Industrial Lubrication and Tribology, Volume 11 (5): 1 – May 1, 1959

Loading next page...
 
/lp/emerald-publishing/lubrication-of-david-brown-new-hydrax-gear-hobbing-machine-dHhk6uV67M
Publisher
Emerald Publishing
Copyright
Copyright © Emerald Group Publishing Limited
ISSN
0036-8792
DOI
10.1108/eb052569
Publisher site
See Article on Publisher Site

Abstract

Lubricatio n of Davi d Brown Ne w "Hydrax" Gea r Hobbing Machin e IN THE NEW No. 10 "Hydrax" high-speed gear ating oil sump, completely isolated from the cutting hobbing machine recently developed by the David oil, and the maintenance of oil level can be verified Brown Machine Tool Division, Manchester, a number by a sight glass. The work table gearbox, the only of interesting features have been incorporated. other unit requiring lubrication, also has a built-in One of the most noticeable changes is that all oil reservoir, the drive worm and ball bearings being partially immersed in the oil. This is regarded as an gearing is confined to the cutter head, with the ideal arrangement since it is always more effective to exception of the work table worm wheel drive gearbox, which is separately mounted. The hob speed and dip the worm than the wheel and, in addition, it also indexing gears are interchangeable, as in the earlier eliminates any oil "churning". Here, again, the oil machine, but they are now located in the same com­ can be kept under observation by a sight glass. partment. This is a great convenience to the setter All slides and hand motion assemblies are lubricated as well as simplifying lubrication arrangements. by a "one shot" oil system. The hydraulic oil tank is now completely isolated Recognising that maintained precision is impossible from the lubricating and cutting oil, thus eliminating without cleanliness, such items as directions of oil all oil seal and oil creep problems. Special temper­ splash and the general contour of the machine have ature compensator flow control valves are now fitted, been regarded as items of importance in the design. giving constant feed rates throughout a wide oil temperature range. All the hydraulic valves are Lending itself to use with any low level swarf carried on a hinged panel which permits straight­ conveyor, where this is provided along the main forward open access to all valve connections. gangways, the swarf removal tray is now at the back The cutter head is provided with a built-in lubric­ of the machine. INTERNATIONAL BP TANKER LAUNCHED PLASTICS EXHIBITION The first tanker to be launched this year for BP Tanker Company was British Destiny a t the Wallsend- The International Plastics Exhibition will be held on-Tyne yard of Swan Hunter and Wigham Richard­ a t Olympia from June 17th to 27th, and at the same son on March 11th. The ceremony was performed time there will be an International Plastics Conven­ by Lady Hoyer Millar, wife of Sir Frederick Hoyer tion, at which sixteen papers will be presented, with Millar, Permanent Under-Secretary of State at the "Developing Fields" as their theme. The papers fall Foreign Office. This is the fifth 42,000 d.w. ton under general headings of Polyolefins, Material Devel­ tanker to be launched for BP Tanker Company and opments, Design Trends, Recent Developments in two more of similar size are on order. Glass Reinforced Plastics, Expanded Plastics, and Extrusion. Overseas speakers will represent Den­ The 15,500 d.w. ton British Fulmar, launched on mark, Germany, Holland, Italy and the U.S.A. The the Clyde last September, has now completed her exhibition and convention is organised by the journal maiden voyage. She loaded oil products at Llan- darcy and Kent Refineries for Denmark. British Plastics. Scientific LUBRICATION 22 May, 1959

Journal

Industrial Lubrication and TribologyEmerald Publishing

Published: May 1, 1959

There are no references for this article.

You’re reading a free preview. Subscribe to read the entire article.


DeepDyve is your
personal research library

It’s your single place to instantly
discover and read the research
that matters to you.

Enjoy affordable access to
over 18 million articles from more than
15,000 peer-reviewed journals.

All for just $49/month

Explore the DeepDyve Library

Search

Query the DeepDyve database, plus search all of PubMed and Google Scholar seamlessly

Organize

Save any article or search result from DeepDyve, PubMed, and Google Scholar... all in one place.

Access

Get unlimited, online access to over 18 million full-text articles from more than 15,000 scientific journals.

Your journals are on DeepDyve

Read from thousands of the leading scholarly journals from SpringerNature, Elsevier, Wiley-Blackwell, Oxford University Press and more.

All the latest content is available, no embargo periods.

See the journals in your area

DeepDyve

Freelancer

DeepDyve

Pro

Price

FREE

$49/month
$360/year

Save searches from
Google Scholar,
PubMed

Create folders to
organize your research

Export folders, citations

Read DeepDyve articles

Abstract access only

Unlimited access to over
18 million full-text articles

Print

20 pages / month

PDF Discount

20% off