【廣告】
在輸出軸上安裝傳動件時,不允許用錘子敲擊,通常利用裝配夾具和軸端的內(nèi)螺紋,用螺栓將傳動件壓入,否則有可能造成減速機內(nèi)部零件的損壞。
When driving parts are installed on the output shaft, it is not allowed to knock with hammers. Usually use assembly jig and inner thread of shaft end to press the transmission parts into bolts with bolts, otherwise, it may cause damage to internal parts of reducer.
降低減速機運轉(zhuǎn)時的齒輪傳動噪聲已成為行業(yè)內(nèi)的重要研究課題,國內(nèi)外不少學(xué)者都把齒輪傳動中輪齒嚙合剛度的變化看成是齒輪動載、振動和噪聲的主要因素。用修形的方法,使其動載荷及速度波動減至小,以達到降低噪聲的目的。這種方法在實踐中證明是一種較有效的方法。但在這種齒輪減速機的使用有一定的限制,所以,讓我們了解下使用時需要注意什么。
Reducing the gear transmission noise of the reducer has become research topic in the industry. Many scholars both at home and abroad regard the change of gear tooth meshing stiffness as the main factor of gear dynamic load, vibration and noise. The method of modification is used to minimize the dynamic load and speed fluctuation in order to reduce noise. This method is proved to be a more effective method in practice.
減速機內(nèi)部齒輪齒形修整(修緣和修根)和齒頂?shù)菇?將齒頂?shù)凝X形切削成比正確的漸開曲線略呈凸形。當齒輪齒面受外力產(chǎn)生變形時,可以避免對與之嚙合的齒輪產(chǎn)生干涉,并且可以降低噪音,延長齒輪壽命。
The internal gear of the reducer is trimmed (trim and trim) and tooth top chamfering to make the tooth shape of the tooth top convex than the correct involute curve. When the gear tooth surface is deformed by external force, it can avoid interference to the gears engaged with it, and can reduce noise and prolong the service life of gears.
對減速機箱體進行共振測試,找出共振位 置,增加適當?shù)慕顥l(板),可以提高箱體的剛度,減少箱體的振動,實現(xiàn)降噪。多級傳動時要求瞬時傳動比的變化盡量小,以保證傳動平穩(wěn),沖擊及振動小,噪聲低。
By testing the resonance of the reducer box, finding out the resonance and adding appropriate ribs (plates), the stiffness of the box can be increased, the vibration of the box can be reduced and the noise can be reduced. In multistage transmission, the change of instantaneous transmission ratio should be as small as to ensure stable transmission, low impact and vibration, and low noise.