JPH01222816A - Hob for machining internal gear - Google Patents
Hob for machining internal gearInfo
- Publication number
- JPH01222816A JPH01222816A JP4409788A JP4409788A JPH01222816A JP H01222816 A JPH01222816 A JP H01222816A JP 4409788 A JP4409788 A JP 4409788A JP 4409788 A JP4409788 A JP 4409788A JP H01222816 A JPH01222816 A JP H01222816A
- Authority
- JP
- Japan
- Prior art keywords
- cutting edges
- finishing
- machining
- hob
- rough
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003754 machining Methods 0.000 title claims abstract description 31
- 238000005520 cutting process Methods 0.000 claims abstract description 85
- 230000002093 peripheral effect Effects 0.000 claims abstract description 6
- 230000007246 mechanism Effects 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009760 electrical discharge machining Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F21/00—Tools specially adapted for use in machines for manufacturing gear teeth
- B23F21/12—Milling tools
- B23F21/16—Hobs
- B23F21/163—Hobs with inserted cutting elements
- B23F21/166—Hobs with inserted cutting elements in exchangeable arrangement
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は内歯車を高能率、高精度に切削加工できる内歯
車加工用ホブの改良に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an improvement in a hob for machining internal gears that can cut internal gears with high efficiency and precision.
従来、内歯車の切削加工にはピニオンカッタによる方法
が大半を占めているが、加工能率の面でホブ切りに劣る
ため、このホブによる加工法の確立が待たれている。こ
の内歯車の加工が可能なホブについて、従来からバレル
形ホブ、円筒形成形ホブ、球形ホブ等が提案・試作され
ている（特公昭５１−３８１１７号公報、特公昭５１−
３８１１８号公報、特開昭５４−９０８９号、実開昭５
２−１６９１８９号）。Conventionally, most internal gear cutting has been done using a pinion cutter, but since it is inferior to hobbing in terms of processing efficiency, the establishment of a hobbing-based machining method has been awaited. Regarding hobs capable of machining internal gears, barrel-shaped hobs, cylindrical-shaped hobs, spherical hobs, etc. have been proposed and prototyped (Japanese Patent Publication No. 38117/1983, Japanese Patent Publication No. 51-38117,
Publication No. 38118, Japanese Unexamined Patent Application Publication No. 1983-9089, Japanese Unexamined Utility Model Publication No. 1983
2-169189).
ところが、上記従来の内歯車加工用ホブは実際の製作上
の困難性や適用制限等のため実用化に到っていないとい
う問題があった。However, the above-mentioned conventional hob for machining internal gears has not been put into practical use due to actual manufacturing difficulties and application limitations.
本発明は上記従来の問題点に着目し、製作が容易な連続
切削ができる内歯車加工用ホブであって、特に工具とし
てのランニングコストの低減化を図ることのできる構造
とした内歯車加工用ホブを提供することを目的とする。The present invention focuses on the above-mentioned conventional problems, and provides a hob for machining internal gears that is easy to manufacture and capable of continuous cutting, and has a structure that particularly reduces running costs as a tool. The purpose is to provide hobs.
本発明は、上記目的を達成するためになされたもので、
ホブ本体１の外周面粗削りをなす荒削り刃２ａ〜２ｃと
、歯形形成をなす仕上刃３とを同一ねじ篩上に配置して
、内歯車を連続的に成形切削加工するようにしたシング
ルポジション方式のホブであって、前記仕上刃３に先行
する荒削り刃２ａ〜２ｃをスローアウェイチップとする
と共に、仕上刃３は組立式であって、その径方向位置を
調整する機構４を備え、且つ、歯溝部分の荒削り加工を
前記荒削り刃２ａ〜２ｃで行い、歯形部の仕上げ加工を
前記仕上げ刃３で行う構成としたことを特徴とする内歯
車加工用ホブに関する。The present invention has been made to achieve the above objects,
A single-position system in which the rough cutting blades 2a to 2c, which roughly grind the outer peripheral surface of the hob body 1, and the finishing blade 3, which forms the tooth profile, are arranged on the same screw sieve to continuously form and cut the internal gear. This hob has rough cutting blades 2a to 2c preceding the finishing blade 3 as indexable tips, and the finishing blade 3 is of an assembly type and is equipped with a mechanism 4 for adjusting its radial position, and The present invention relates to an internal gear machining hob characterized in that the rough cutting of the tooth groove portion is performed by the rough cutting blades 2a to 2c, and the finishing machining of the tooth profile portion is performed by the finishing blade 3.
上記構成によれば、内歯車加工用ホブは荒削り刃２ａ〜
２ｃと仕上げ刃３とがシングルポジション方式とされて
おり、これもディスク状のホブ本体１の外周面に設ける
ことができるため、内歯車用ワークの中心部に配置する
ことが可能となり、内歯車のホブ加工が簡単に行えるも
のとなる。According to the above configuration, the hob for machining internal gears has rough cutting blades 2a to 2a.
2c and the finishing blade 3 are of a single position type, which can also be provided on the outer circumferential surface of the disc-shaped hob body 1, making it possible to place them in the center of the workpiece for internal gears. hobbing can be easily performed.
本発明の内歯車加工用ホブは重切削となる歯溝部分の荒
切り加工をなす荒削り刃２ａ〜２ｃがスローアウェイチ
ップであることから、摩耗や欠損が激しい荒削り刃２ａ
〜２ｃの交換が簡単にできる。また、歯形部の仕上げ加
工のみを行う仕上げ刃３は、ホブに対し位置が調整可能
な組立式とな馴ているため、摩耗或いは欠損が生じた場
合、すくい面を再研摩し径方向位置を再調整すれば、再
使用が可能となる。In the hob for machining internal gears of the present invention, the rough cutting blades 2a to 2c, which perform rough cutting of the tooth groove portion, which is heavy cutting, are indexable tips, so the rough cutting blade 2a is subject to severe wear and damage.
~2c can be easily replaced. In addition, the finishing blade 3, which only finishes machining the tooth profile, is an assembly type that can adjust its position with respect to the hob, so if wear or damage occurs, the rake face can be reground and the radial position can be adjusted. If readjusted, it can be reused.
従って、荒削り刃２ａ〜２ｃ及び仕上げ刃３共に工具費
のランニングコストを大巾に軽減することができる。Therefore, the running cost of tools for both the rough cutting blades 2a to 2c and the finishing blade 3 can be significantly reduced.
以下本発明に係る内歯車加工用ホブの実施例を図面に基
づいて詳述する。Embodiments of the hob for machining internal gears according to the present invention will be described in detail below based on the drawings.
第１図は本発明の実施例に係る内歯車加工用ホブの外観
図で、第１図（Ａ）は側面図、第１図（Ｂ）は平面図で
ある。FIG. 1 is an external view of an internal gear machining hob according to an embodiment of the present invention, with FIG. 1(A) being a side view and FIG. 1(B) being a plan view.
本実施例に於て、ホブ本体１は薄い肉厚の円盤体とされ
ており、図示していない内歯車用のリング状ワークの内
部にワークと直交状態に配置されて歯の切削作業を行え
るようになっている。In this embodiment, the hob body 1 is a thin-walled disc body, and is placed inside a ring-shaped workpiece for an internal gear (not shown) in a state perpendicular to the workpiece to perform tooth cutting work. It looks like this.
このようなホブ本体１の外周面には、切削工具としての
刃が取り付けられるが、この刃は最初に荒削りをなす第
１荒削り刃２ａと二番荒削りをなす第２荒削り刃２ｂと
三番荒削りをなす第３荒削り刃２ｃ、及び最終的な歯面
を切削する仕上刃３とからなっている。A blade as a cutting tool is attached to the outer peripheral surface of such a hob body 1, and this blade has a first rough cutting blade 2a that performs rough cutting first, a second rough cutting blade 2b that performs second rough cutting, and a third rough cutting blade. It consists of a third rough cutting blade 2c that cuts the final tooth surface, and a finishing blade 3 that cuts the final tooth surface.
このような切削刃は、ホブ本体１の回転方向にそって、
第１荒削り刃２ａ〜第３荒削り刃２ｃ。Such a cutting blade is aligned along the rotational direction of the hob body 1,
First rough cutting blade 2a to third rough cutting blade 2c.
仕上刃３を１０として５０、順に並んで取り付けられた
シングルポジション方式とされてホブ本体１に取り付け
られている。そして、各日の刃の内、第１荒削り刃２ａ
〜第３荒削り刃２ｃは第３図に示すように菱形形状のチ
ップを用いており、これをスローアウェイ式として取付
けている。The finishing blades 3 are attached to the hob body 1 in a single position system in which 10 and 50 are attached in order. Then, among the blades for each day, the first rough cutting blade 2a
- The third rough cutting blade 2c uses a diamond-shaped tip as shown in FIG. 3, and is installed as a throw-away type.
尚、本体に型彫放電加工により底面を加工した場合は、
１１ａ〜１１ｃのブレード又はロケータは必要ない。In addition, if the bottom surface of the main body is machined by die-sinking electrical discharge machining,
Blades or locators 11a-11c are not required.
この荒削り刃２ａ〜２ｃは菱形チップとなっているため
、第３図にて矢印で示される切削方向に対面するチップ
の二つの稜線ａが切刃となり、当該チップを上下、及び
表裏に反転させることにより、他の稜線す、ｃ、ｄに切
削作用を行わせることができるようになっている。Since the rough cutting blades 2a to 2c are diamond-shaped chips, the two ridgelines a of the chips facing in the cutting direction shown by the arrows in FIG. This makes it possible to cause the other ridgelines S, C, and D to perform the cutting action.
従って、この荒削り刃２ａ〜２ｃが摩耗や欠損した場合
には適宜チップの反転を行うことにより、他の稜線を利
用した切削を行わせ、最終的にはこれを廃棄して、新規
のチップに交換するようにしている。Therefore, if these rough cutting blades 2a to 2c become worn or damaged, the tip can be reversed as appropriate to perform cutting using other ridge lines, and ultimately it can be discarded and replaced with a new tip. I'm trying to replace it.
一方、仕上刃３は内歯車の歯形を決定するため、総形イ
ンボリュートのチップとされ、成形歯切りをなさせるよ
うにしている。On the other hand, in order to determine the tooth profile of the internal gear, the finishing blade 3 is made of a full-form involute chip, and is designed to perform forming gear cutting.
この仕上刃３はホブ本体１に対して組立式の構造にして
一体化させている。This finishing blade 3 is integrated with the hob main body 1 in an assembly type structure.
前記荒削り刃２ａ〜２ｃはホブ本体１に取り付けるに際
し、チップの互いに交叉する面は直交するため、先ず第
１図（Ａ）に示すように、負のすくい角θ（−５°〜−
２０＠）が与えられており、これによって切り刃の外周
逃げ角及び側面逃げ角を形成させるようにしている。When the rough cutting blades 2a to 2c are attached to the hob body 1, since the mutually intersecting surfaces of the tips are orthogonal, first, as shown in FIG. 1(A), a negative rake angle θ (-5° to -
20@) is given, thereby forming the peripheral relief angle and side relief angle of the cutting blade.
また、第２図（Ａ）ないしくＣ）に示すように、ホブ本
体１の回転中心軸と直交する仕上刃３の中心線に対して
第１荒削り刃２ａ、第２荒削り刃２ｂ、第３荒削り刃２
ｃの中心線が傾くような僅かな傾斜角θａ〜θＣを与え
ている。In addition, as shown in FIGS. 2(A) to 2C), the first rough cutting blade 2a, the second rough cutting blade 2b, and the third rough cutting blade 2a, Rough cutting blade 2
Slight inclination angles θa to θC are provided so that the center line of c is inclined.
この傾斜角θａ〜θＣは第１荒削り刃２ａ側を大きく、
第３荒削り刃２ｃ側を小さくして、順次傾斜角が小さく
なるようにしている。This inclination angle θa to θC is larger on the first rough cutting blade 2a side,
The third rough cutting blade 2c side is made smaller so that the inclination angle becomes smaller sequentially.
これは連続する荒削り刃２ａ〜２ｃによる切削軌跡を仕
上刃３の中心線に対称とすることができ、これによって
各切り刃の左右切り刃部の各位置に於て、均一な切削厚
さとさせることができて切削力に対する負担も均等化す
ることができる。This allows the cutting loci of the continuous rough cutting blades 2a to 2c to be symmetrical to the center line of the finishing blade 3, thereby making the cutting thickness uniform at each position of the left and right cutting edge portions of each cutting blade. This makes it possible to equalize the load on cutting force.
また、第２図（Ａ）ないしくＣ）に示されるように各荒
削り刃２ａ〜２ｃの歯厚方向及び径方向の取代を考慮し
て各月には半径方向の段差Ｎａ−ｌＩｃを与えている。In addition, as shown in Fig. 2 (A) to C), a radial step difference Na-lIc is given to each month in consideration of the machining allowance in the tooth thickness direction and radial direction of each rough cutting blade 2a to 2c. There is.
更に、第１図（Ｂ）に示されるように同−口にある連続
する各切り刃はホブの同一ねじ筋に沿うように配置され
ている。即ち、本実施例のホブでは、５０のため５のね
じ筋が存在することになる。Furthermore, as shown in FIG. 1(B), the consecutive cutting blades at the same mouth are arranged along the same thread of the hob. That is, in the hob of this embodiment, there are 5 threads because there are 50 threads.
なお、ブレード（１１ａ〜１１ｃ）のチップ取付座面の
加工は型彫り放電加工により行えば容易である。Note that the chip mounting seating surfaces of the blades (11a to 11c) can be easily machined by die-sinking electrical discharge machining.
このような実施例によれば、個々の切り刃の任意の位置
に於ける取代は、傾斜角θａ〜θＣ及び半径方向の段差
１ａ−ｐｃを付与したことにより一定になって工具寿命
を向上できるが、この実施例では特に第１荒削り刃２ａ
〜第３荒削り刃２ｃのスローアウェイ化を図りつつ、２
つのスローアウェイチップを菱形として１チップ当り４
ケ所に切削作用を行わせるようにしているため、工具の
ランニングコストを低減できる効果が得られる。なお、
前記実施例に於て刃のすくい角の変更（例えば−２０＠
〜−４０°）によりＨＲＣ５０程度の高硬度材の加工も
可能となり、いわゆるスカイビング加工ができる。According to such an embodiment, the machining allowance at any position of each cutting edge becomes constant by providing the inclination angles θa to θC and the radial steps 1a-pc, and the tool life can be improved. However, in this embodiment, especially the first rough cutting blade 2a
~While aiming at making the third rough cutting blade 2c throw away, 2
4 indexable tips per tip using a diamond shape
Since the cutting action is performed at only one location, the running cost of the tool can be reduced. In addition,
In the above embodiment, the rake angle of the blade was changed (for example, −20＠
-40°), it is possible to process high hardness materials with an HRC of about 50, and so-called skiving processing is possible.
また仕上刃３は、ブレード１１にロー付けされた総形イ
ボリュートのチップであり、該仕上刃３が摩耗または欠
損した場合には、すくい面を再研摩後、第４図に示す機
構によって、径方向外方に押出して再び再研摩前の位置
に調整することにより、仕上刃３のランニングコストの
低減を図っている。Further, the finishing blade 3 is a tip of a full-sized volute that is brazed to the blade 11. If the finishing blade 3 is worn or damaged, the rake face is reground and then the diameter is adjusted by the mechanism shown in FIG. The running cost of the finishing blade 3 is reduced by pushing it outward in the direction and adjusting it again to the position before re-sharpening.
第４図は第２図（ｂ）に於ける中部拡大図であり、仕上
刃３を径方向外方に押し出すには、先ず、ボルト７及び
１３を緩めて、ブレード１１をホブ本体１に固定してい
る押板５を緩める。FIG. 4 is an enlarged view of the middle part in FIG. 2(b). In order to push the finishing blade 3 radially outward, first loosen the bolts 7 and 13 to fix the blade 11 to the hob body 1. Loosen the push plate 5.
次にホブ本体１に形成された雌ねじ１ｂに螺合する雄ね
じ９ａの形成されたねじ９をドライバーで回転させて、
矢印Ｑ方向に移動させると、（さび１０は、その凹部１
０ａにねじ９が遊嵌されているため、やはり矢印Ｑ方向
に移動する。Next, use a screwdriver to rotate the screw 9 formed with the male thread 9a that screws into the female thread 1b formed on the hob body 1.
When moved in the direction of arrow Q, (the rust 10 is
Since the screw 9 is loosely fitted into 0a, it also moves in the direction of arrow Q.
一方、前記くさび１０は、そのテーパ面１０ｂをホブ本
体１のテーパ面１ａに当接しているため、前記くさび１
０の矢印Ｑ方向への移動によって、仕上刃３のロー付さ
れているブレードｔｉは径方向外方へ押出される。On the other hand, since the wedge 10 has its tapered surface 10b in contact with the tapered surface 1a of the hob main body 1, the wedge 10
0 in the direction of arrow Q, the brazed blade ti of the finishing blade 3 is pushed outward in the radial direction.
第５図は、本発明の実施例による内歯車加工用ホブで、
１つの歯を加工する工程を示す図で、第１荒削り刃２ａ
にて歯底刃部（斜線部）を切削し、第２荒削り刃２ｂに
て歯底Ｓ部（斜線部）を切削し、第３荒削り刃２ｃにて
歯底１部（斜線部）を切削し、最後に仕上刃３にて歯形
部（斜線部）を切削して仕上げることを示す。FIG. 5 shows a hob for machining internal gears according to an embodiment of the present invention,
This is a diagram showing the process of machining one tooth, in which the first rough cutting blade 2a
The tooth bottom blade part (shaded part) is cut with the second rough cutting blade 2b, the tooth bottom S part (shaded part) is cut with the third rough cutting blade 2c, and the tooth bottom part 1 (the shaded part) is cut with the third rough cutting blade 2c. Finally, the tooth profile portion (shaded portion) is finished by cutting with the finishing blade 3.
なお、第５図に於て２点鎖線は最終的に仕上げられるべ
き歯形、破線は前工程までに切削された歯形を示す。In FIG. 5, the two-dot chain line indicates the tooth profile to be finally finished, and the broken line indicates the tooth profile cut in the previous process.
以上説明したように、本発明によれば、内歯車加工を高
い効率で連続してでき、荒削り刃のスローアウェイ化に
より、ロー付は型に比較して工具費用のランニングコス
トを半減できるという優れた効果が得られる。As explained above, according to the present invention, internal gear machining can be performed continuously with high efficiency, and by using a throw-away rough cutting blade, brazing has the advantage of cutting running costs in half compared to molds. You can get the same effect.
また、ホブ本体に型彫放電加工により荒削り刃チップ用
座面を加工すれば、部品点数が減少し、加工費が減少す
ると共に、ホブ本体のスペースを有効に活用することが
可能となり、その結果高剛性なホブとなる。In addition, by machining the seating surface for the rough cutting blade tip on the hob body by die-sinking electric discharge machining, the number of parts will be reduced, machining costs will be reduced, and the space in the hob body can be used effectively. It becomes a highly rigid hob.
仕上刃については、高い寸法制度を要するため、スロー
アウェイ化することはできないが、摩耗或いは欠損部分
を再研摩後径方向に押出してやると、仕上刃を再使用す
ることができ、工具費用のランニングコストを大幅に低
減することができる。Finishing blades require high dimensional precision and cannot be made indexable, but if worn or missing parts are pushed out in the radial direction after re-sharpening, the finishing blade can be reused and tool costs can be reduced. Costs can be significantly reduced.
第１図（Ａ）は本発明の一実施例に係る内歯車加工用ホ
ブの側面図、第１図（Ｂ）は同じく部分平面図、第２図
は各切り刃部のホブ正面断面図で、（Ａ）は第１荒削り
刃部で第１図（Ａ）のＡ−Ａ断面、（Ｂ）は第２荒削り
刃部で第１図（Ａ）のＢ−Ｂ断面、（Ｃ）は第３荒削り
刃部で第１図（Ａ）のＣ−Ｃ断面、（Ｄ）は仕上刃の部
分で、第１図（Ａ）のＤ−Ｄ断面を示す図、第３図は荒
削り刃のチップ構成を示す斜視図、第４図は第２図（Ｄ
）のＰ部拡大図、第５図は歯切り工程を示す図である。
１・・・ホブ本体、２ａ〜２ｃ・・・荒削り刃、３・・
・仕上刃、４・・・調整機構、５，６・・・押板、１１
゜１１ａ〜１１ｃ・・・ブレード、９・・・ねじ、１０
・・・くさび、１２・・・ねじ回し、７，８．９・・・
ボルト。
出願人 株式会社 小 松 製 作 所株式会社神戸
製鋼所
代理人 弁理士 米 原 正 章FIG. 1(A) is a side view of a hob for machining an internal gear according to an embodiment of the present invention, FIG. 1(B) is a partial plan view of the hob, and FIG. 2 is a front sectional view of the hob of each cutting edge. , (A) is the first rough-cutting blade section, taken along the line AA in FIG. 3.C-C cross section in Figure 1 (A) for the rough cutting edge part, (D) is a diagram showing the D-D cross section in Figure 1 (A) for the finishing blade part, and Figure 3 shows the tip of the rough cutting blade. A perspective view showing the configuration, Figure 4 is similar to Figure 2 (D
) is an enlarged view of part P, and FIG. 5 is a diagram showing the gear cutting process. 1...Hob body, 2a-2c...Rough cutting blade, 3...
・Finishing blade, 4...adjustment mechanism, 5, 6...push plate, 11
゜11a-11c...Blade, 9...Screw, 10
...Wedge, 12...Screwdriver, 7,8.9...
bolt. Applicant Komatsu Manufacturing Co., Ltd. Kobe Steel Co., Ltd. Agent Patent attorney Masaaki Yonehara
Claims (1)
ｃと歯形成形をなす仕上刃３とを同一ねじ筋上に配置し
て内歯車を連続的に成形切削加工するようにしたシング
ルポジション方式のホブであって、前記仕上刃３に先行
する荒削り刃２ａ〜２ｃをスローアウェイチップとする
と共に、仕上刃３は組立式であって、その径方向位置の
調整機構４を備え、 且つ、歯溝部分の荒削り加工を前記荒削り刃２ａ〜２ｃ
で行い、歯形部の仕上げ加工を前記仕上げ刃３で行う構
成としたことを特徴とする内歯車加工用ホブ。[Claims] Rough cutting blades 2a to 2 that make rough cuts on the outer peripheral surface of the hob body 1
This is a single-position type hob in which a finishing blade 3 having a tooth forming shape and a finishing blade 3 are arranged on the same thread to continuously form and cut an internal gear, and a rough cutting blade precedes the finishing blade 3. 2a to 2c are indexable tips, and the finishing blade 3 is of an assembly type and is equipped with a radial position adjustment mechanism 4, and the rough cutting blades 2a to 2c perform rough cutting of the tooth groove portion.
A hob for machining an internal gear, characterized in that the finishing machining of the tooth profile is performed by the finishing blade 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63044097A JP2622982B2 (en) | 1988-02-29 | 1988-02-29 | Hob for internal gear machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63044097A JP2622982B2 (en) | 1988-02-29 | 1988-02-29 | Hob for internal gear machining |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01222816A true JPH01222816A (en) | 1989-09-06 |
| JP2622982B2 JP2622982B2 (en) | 1997-06-25 |
Family
ID=12682113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63044097A Expired - Lifetime JP2622982B2 (en) | 1988-02-29 | 1988-02-29 | Hob for internal gear machining |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2622982B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017530016A (en) * | 2014-09-05 | 2017-10-12 | グリーソン − プァウター マシネンファブリク ゲーエムベーハー | Method of machining teeth, machining tool, and machine tool |
| CN111922448A (en) * | 2020-07-28 | 2020-11-13 | 哈尔滨理工大学 | Rough and fine integrated hard alloy dry cutting hob |
| CN114799366A (en) * | 2022-03-09 | 2022-07-29 | 吴頔 | Embedded high-order precision full-transposition inner-cooling gear hob |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52169189U (en) * | 1976-06-16 | 1977-12-22 | ||
| JPS542716A (en) * | 1977-06-02 | 1979-01-10 | Xerox Corp | Scanning lighting device |
| JPS5614407A (en) * | 1979-06-13 | 1981-02-12 | Davy International Ag | Method of removing hydrogen sulfide and sulfur dioxide from exhaust gas of claus process |
-
1988
- 1988-02-29 JP JP63044097A patent/JP2622982B2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52169189U (en) * | 1976-06-16 | 1977-12-22 | ||
| JPS542716A (en) * | 1977-06-02 | 1979-01-10 | Xerox Corp | Scanning lighting device |
| JPS5614407A (en) * | 1979-06-13 | 1981-02-12 | Davy International Ag | Method of removing hydrogen sulfide and sulfur dioxide from exhaust gas of claus process |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017530016A (en) * | 2014-09-05 | 2017-10-12 | グリーソン − プァウター マシネンファブリク ゲーエムベーハー | Method of machining teeth, machining tool, and machine tool |
| CN111922448A (en) * | 2020-07-28 | 2020-11-13 | 哈尔滨理工大学 | Rough and fine integrated hard alloy dry cutting hob |
| CN114799366A (en) * | 2022-03-09 | 2022-07-29 | 吴頔 | Embedded high-order precision full-transposition inner-cooling gear hob |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2622982B2 (en) | 1997-06-25 |
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