JPS62104107U

JPS62104107U -

Info

Publication number: JPS62104107U
Application number: JP19648285U
Authority: JP
Priority date: 1985-12-23
Filing date: 1985-12-23
Publication date: 1987-07-02

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の実施例である転造盤の要部を
示す概略平面図と接続される電気回路をブロツク
図で示し、第２図は転造中の工作物の接線方向の
揺動を示すチヤート図、第３図は工作物の接線方
向の揺動と歯ピツチ誤差についての試験結果を示
すグラフ、第４図は工作物が一回転するときの粗
い波（Ｌ_２ｍａｘ）の揺動を示すグラフである。
第５―Ａ図乃至第５―図は転造時の転造平ダイ
ス間を工作物が１回転したときの工作物の接線方
向の揺動と歯ピツチ誤差との関係を示す順次的説
明図、第６図は加工後の工作物外周の歯ピツチ誤
差を示す説明図、第７図は第１図に示す転造盤要
部の部分拡大斜視図である。１ａ，１ｂ……転造平ダイス、３，４……セン
タ軸、５……支持台、１０……転造盤フレーム、
１１……増幅器、１３……レベル比較器、Ｌ_２…
…接線方向揺動、Ｓ_１，Ｓ_２，Ｓ_３……高感度変
位計、Ｗ……工作物。 Fig. 1 is a schematic plan view showing the main parts of a rolling machine that is an embodiment of the present invention, and a block diagram of the connected electric circuit, and Fig. 2 shows the tangential swing of the workpiece during rolling. Figure 3 is a graph showing the test results for the tangential vibration of the workpiece and tooth pitch error, and Figure 4 is the graph showing the rough wave (L ₂ max) fluctuation when the workpiece rotates once. It is a graph showing the movement.
Figures 5-A to 5-5 are sequential explanatory diagrams showing the relationship between the tangential swing of the workpiece and the tooth pitch error when the workpiece makes one rotation between the flat rolling dies during rolling. , FIG. 6 is an explanatory diagram showing the tooth pitch error on the outer periphery of the workpiece after machining, and FIG. 7 is a partially enlarged perspective view of the main part of the rolling machine shown in FIG. 1. 1a, 1b... Rolling flat die, 3, 4... Center shaft, 5... Support stand, 10... Rolling machine frame,
11...Amplifier, 13...Level comparator, _L2 ...
...Tangential swing, S ₁ , S ₂ , S ₃ ... High sensitivity displacement meter, W ... Workpiece.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

転造盤フレーム上に往復動可能に支持された転
造平ダイスを用いて工作物外周に歯形を塑性加工
する転造盤において、支持台を支持する転造盤フ
レームに対する、工作物の接線方向の相対変位、
工作物を支持するセンタ軸の接線方向の相対変位
、または前記センタ軸を支持する前記支持台の接
線方向の相対変位、のうちの少くとも１個を検出
する高感度変位計と、該変位計の信号を増幅する
増幅器と、該増幅器からの入力信号を適当な基準
に設定されたレベルと比較して異常を判定するレ
ベル比較器と、を含むことを特徴とする転造盤。 In a rolling machine that plastically forms a tooth profile on the outer periphery of a workpiece using a flat rolling die that is reciprocably supported on the rolling machine frame, the tangential direction of the workpiece with respect to the rolling machine frame that supports the support stand. relative displacement of,
A highly sensitive displacement meter that detects at least one of a relative displacement in a tangential direction of a center shaft that supports a workpiece, or a relative displacement in a tangential direction of the support base that supports the center shaft; A rolling machine comprising: an amplifier that amplifies a signal; and a level comparator that compares the input signal from the amplifier with a level set as an appropriate standard to determine an abnormality.