DE306092C - - Google Patents

Description

IMPERIAL PATENT OFFICE.

PATENT LETTERING

306092 CLASS 7 /. GROUP

HUGO LUBENOW in SCHAEPHUYSEN b. MORS.

Device for rolling gears. Patented in the German Empire on July 26, 1917.

The bihheiigc manufacture of gears by "AViilzeii, at your die Walz.cn dem, Workpiece ■ '"During the work process

■ '■■' .to generate the .tooths are approximated ^: 5 has at. not necessarily one. Co-drive

'·.,. /. of. workpiece.es. the disadvantage that because of .. · .. the changing on-; ■■ .. '■'. each unrolling circle lengths the same. ■ 'moderate. Distribution of the teeth on the workpiece: 'ίο piece not reliable' takes place. '. In the case of compulsory-: ...' continuous _: co-drive., The workpiece,. 'The tooth division on the -workpiece' is forced- '', but here the -form- takes place. ' .. 'formation of teeth. not by pure ab- '.' 15 rolling ·, 'because the continuously "changing transmission • ratio between. Roller and: ¹

■ workpiece with cleni constant ratio .between 'roller drive and workpiece-'

drove nattirgemäl.i only, for -, a single be-20 Correct depth of engagement. of the tooth generating. .. • '. ■ Profiles, can agree .. ·'. '■■:'. ·. ' .

■ ■ '. .. There is therefore a ·

strong slipping and choking, between the roller and workpiece, fed up "(read both the good> .25 shaping and surface of Zahnprorile..". '. ■■ and ■' UN the material of the 'workpiece. favorably influenced, as well the rollers are subject to rapid wear. \ ■.; ■ In both of these A ^r crfahreu, up to -30. only individual 'wheel disks with teeth were given away..', '-.''.' .. '. "" ■ ■ · '. ■'. '' ■ · ... · .- .- '■.. ■. The present invention now aims to. Manufacture gears of any metal size by rolling in such a way that .during the 35th Tooth formation, none of the deficiencies filled in at the beginning, but the formation only takes place through pure rolling. ......

The subject matter of the invention is shown in the, ..drawings, for example .. ■. '■ .:': '· -' ■ "... ■ '· .-' They show:.. ■ .. ·,. " · ...- ■ '40

Fig. 1 is a schematic plan view of the: .'inclined to the workpiece arranged tooth; \ wheel rollers; 'Rollers are without teeth'.; ';. ■'

■ draws, "'' -. ',.'. ■. ./.

: '■:' Fig. 2 shows the same arrangement in perspek- :. 45 ', tivischdr view with exaggeratedly tapered': ■ '. ■' ■ <' drawn gear rollers,. . '. '. .

. ·: ■■ Fig. '3. a front view of the roller conveyor ■:, ·;.

Order with in work bejfindlichc.m Werk- ^{1 r} '· .- / ■

'Piece in section, ■ ".' ■ _...: 5o '.

Fig. 4 with a single gear roller. ent- '■' ■ · '' ·. '

Speaking of the 'rolling direction', drawn : ■; ■■ -'- '.

Teeth with a clearly visible shape. des ':' ". ■ '. ·' ■

..Kotationsl ^ ^'perboloids: ■>■' ■ *; ... '.

Fig. 5 the same ¹ roller · but on one side ^ 55 ■

by turning down to the tooth root '/'

■: '■'. , Fig. 6 Rear view (workpiece exit '.'.

side) of the same roller. with fully formed- ' ^v !

th teeth, ·. :: - 60

. · '■'. Fig. 7 A ^ order view (workpiece entry ■ '"';: side) with almost tooth profile-free rollers ..."■;';."part;' ■. ■ '. ■. ■ ·; ■.''■' ■■■ '.' ■ · ■■■ ". ■ '■ .. ■''. · ■■'. . ". ■■ ./. ■. - ^:. '■. · ■■'..", ^V / '^:; Fig. 8 section through the same roller with. , ■ ', until about. Pitch circle formed teeth; 65. 9 shows a single one. Zalinradwalze with ent-, ·;

corresponding to the rolling direction drawn in, '; , Teeth, but with a cylindrical shape and

helical teeth. ■ ..:. '' ', The subject of the invention consists of the 70

Claims (2)

The main thing is that one or more inclined, forced, continuously driven rollers of, for example, cylindrical, hyperbolic or conical shape 5 are provided with teeth on their circumference, with the tooth-generating profiles on . ■■ ·. ■ .the rollers for the purpose of gradual tooth formation ^: -, after the workpiece entry side, for example, by turning the tooth tips or .10 widening the tooth gaps .. .- ■ •• Rollers always have a fixed distance from the workpiece and yet, without having to ^{approach the rollers, .cl, em workpiece during the, rolling process;} 15, the tooth formation to the extent gradually progresses, as the rolling ¹ ·· ■: · well automatically drawn into the ^{rollers:;...!} ■ · is · ■ ': ^■■■;' ■ '... "'"'■ ■ ·, .. During the work process, when using; ao for example hyperbolic rollers (Fig. 2). ■ "the, round workpiece α occurs from the approximate part, Gear rollers b, c and d at /; -, a, 25 ^.: is here by the rotating rollers; of the rollers .be-. '..correct - is,! continued. It is indifferent whether the workpiece moves loosely with it · 30: or is driven. ■' Through the gradual _: ■■ .; ■■ "rising" tooth profiles are, -within, ,,. Of the roller part f-g_ the teeth in the workpiece; • 'continuously ■ formed until they have reached the fully' formed tooth profile at χ. As the workpiece progresses, it enters the part of the roller with the same profile , which is used for finishing and smoothing the teeth of the workpiece. After leaving; The workpiece can be rolled at e as required .in. appropriate wheel disks are divided. The teeth of these gears are operational without further processing. When ■ using '·· cylindrical rollers / must' the tooth-forming profiles on the ■ Cylinder jacket (roller), 'if prismatic. Teeth are to be rolled, screw, . be cut in shape (Fig. 9). Naturally, / helical teeth :. rolling. ■■■ ';■''■'.--,.:.;".'.' ■ '; ... -,'. '■ .." · ■' .. '■.' · '..-.'! - ■ '' Patent claims:,. '' -V - '', ' . ': τ. Device for rolling gears with any face width, identified by one or more, oblique;, · ■ to. Workpiece lying and in 'solid'; -. / ^;; Distances to the workpiece .Rolling. · · '.'. · ■■ '.. ■ ■ -. · -. -. '- ^; ■ '/''-. ίί ^: - '.'. ^ ^:. 2. Embodiment according to claim i, 6o! '.by.' ■ marked, '' that .the .tooth ''; ■ '' · '■ /' i-ej-generating profiles of the rollers' an., the. ';': -; ·. .Workpiece entry side 'for the purpose of ■'gradually'-: ,. : - .. ■. ·; : licher tooth formation, rejuvenated _; ^:: I ■■■: _'':;. ^ - / ■ '* ■' - 1 sheet of drawings.