Realization of additional rotation and other motions of helical cylindrical gears
At present, the additional rotation in the slotting process of spiral gear is widely realized by the spiral guide rail. […]
At present, the additional rotation in the slotting process of spiral gear is widely realized by the spiral guide rail. […]
1. Rack 齿条 2. Radial 径向刀位 3. Radial load 径向负荷 4. Radial locating surface 径向定位表面 5. Radial rake angle 径向前角
Increase the center distance. The center distance is one of the main parameters to determine the bearing capacity of the
Metal bulk forming is a complex process of large plastic deformation, that is, there is a nonlinear relationship between the
According to the analysis, in order to cut a complete spiral gear, the gear shaping and workpiece blank must have
1. Path of action 啮合点轨迹 2. Path of contact 接触迹 3. Peak load 峰值负荷 4. Peak torque 峰值扭矩 5. Pedestal
1. Octoid teeth 锥齿轮的“8”字啮合 2. Offset 偏置距 3. Operating load 工作负荷 4. Operating pressure angle 工作压力角 5. Operating torque 工作扭矩
In addition to the influence on the vibration amplitude, the load fluctuation caused by gear load nonuniformity, gear pitch nonuniformity
Principle of slotting When the gear shaper is used to cut helical gears, it is equivalent to the meshing of
The tooth profile accuracy of grinding wheel is relatively high, such as grinding high-precision gear, screw, worm, spline and so
1. Narrow-tow-wide-heel 小端窄大端宽接触 2. No load 空载 3. Nominal 名义 4. Non-generated gear 非展成大轮 5. Normal 法向,法线,法面 6. Normal backlash
There are a lot of fault information in the modulation of gear vibration signal, so it is very important to
Spiral bevel gear is a key part in the field of mechanical transmission to transfer motion or power between intersecting
Next, from the accuracy and productivity of gear processing to compare the technological characteristics of gear hobbing and gear shaping.
In this paper, the principle and method of involute gear forming grinding are systematically studied, the forming principle of involute
1. Machine center 基床中心点 2. Machine center to back 机床中心至工件安装基准面 3. Machine plane 机床切削平面 4. Machine root angle 毛坯安装角 5.
The common heat treatment methods of gears are surface quenching, carburizing quenching, nitriding, tempering and normalizing, Surface quenching: surface quenching
The development of gear forming grinding technology in China is relatively late, and it is still in its infancy, but
1. Lame 顶根接触 2. Lapping 研磨 3. Lead cam 导程凸轮 4. Length of action 啮合长度 5. Lengthwise bridge 纵向桥型接触 6.
Frequency modulation (also known as phase modulation) is the frequency conversion signal formed when the carrier signal is modulated by
The application of gear transmission has a long history and is one of the important forms of mechanical transmission. It
1. Imaginary generating gear 假想成形法 2. Incremental index 逐齿分度 3. Index gears 分度齿轮 4. Index interval 分度跳跃齿齿数 5. Index plate
Gear is a kind of mechanical part that transmits motion and power. The type and characteristics of gear not only
The function of the gear transmission system of coal mine machinery is to transfer movement and power for the mining
At present, the production efficiency of spiral gear processing method in China is low, and the accuracy of processed gear
1. Hand of cutter 刀盘方向 2. Hand of spiral 螺旋方向 3. Hand-rolling tester 手动滚动试验机 4. Hardac 镶篇淬硬刀体精切刀盘 5. Hard finishing
1) Additional pulse Sometimes it can be seen that the envelope lines at the upper and lower ends of the
With the development of mechanical industry, gear is developing towards the direction of high precision, high speed, low cost and
1. Gable 山形齿沟底面 2. Gear 齿轮 3. Gear axial displacement 齿轮轴向位移 4. Gear axial plane 齿轮轴向平面 5. Gear axis 齿轮轴线
Consider the following issues comprehensively: Whether the gear material meets the requirements Whether the accuracy of gear machining meets the
The spiral cylindrical gear is mainly used to transfer the rotary motion between the staggered axis and the parallel axis.
The structure of normal rolling bearing is analyzed. There is a certain gap between the moving elements. The rolling element
The tooth surface geometry of the spiral bevel gear is completely determined by the machining parameters of the machine tool.
The frequency components of gear failure are very complex, which are all broadband signals. According to the introduction of some
1. Face acvance 斜齿轮扭曲量 2. Face angle 顶锥角(面锥角) 3. Face angle distance 顶锥角距 4. Face apex 顶锥顶 5. Face apex
1. Generation of gear vibration Gear transmission is through a number of teeth at the end of the previous tooth
1.Wear The wear of tooth surface is caused by metal particles, dust and sand entering into the working surface of
“One fire and two forging” form straight bevel gear. The tooth surface of the gear die is affected by the
The gearbox has a certain design service life, and it will fail due to wear after a certain period of
Pitting is a common damage form of closed gear transmission, which usually occurs on the tooth root surface near the
1. Ease-off 修正、失配 2. Eccentric 偏心 3. Eccentric angle 偏心角 4. Eccentricity 偏心度 5. Edge radius 刀尖圆角半径 6. Effective bearing
At present, oil analysis, noise monitoring, vibration monitoring, nondestructive testing, torsional vibration analysis, temperature and energy consumption analysis are commonly
1. Datum tooth 基准齿 2. Debur 去毛刺 3. Decibel (CB) (噪音)分贝 4. Decimal ratio 挂轮比值 5. Dedendum 齿根高 6. Dendendum
In the past ten years, with the continuous efforts of researchers, fault diagnosis technology in China has developed rapidly, and
Gear modification is the key technology to reduce the vibration, noise and improve the reliability of gear transmission system. Since
These documents do not consider the problem of over constraint and elastic deformation of the mechanism when analyzing the forces
1. Case crushing 齿面塌陷 2. CBN 立方氮化硼 3. chamfer 倒角 4. chordal addendum 弦齿高 5. chordal thickness 弦齿厚 6. chuck
All the models are developed and established on the basis of the concept of equivalent tooth mesh stiffness, which are
The component with fracture failure is the passive gear of large bulldozer. The heat treatment process is quenching and tempering
1. back angle 背锥角 2. Back angle distance 背角距(在背锥母线方向) 3. Back cone 背锥 4. Back cone distance 背锥距 5. Back
Before the s of the th century, gear dynamics was based on the theory of impact. People used meshing impact
There are two ways to express the amplitude of spectrum: one is in the form of amplitude, which is called
1. abrasive tooth wear 齿面研磨磨损 2. absolute tangential velocity 绝对切向速度 3. accelerometer 加速表 4. addendum 齿顶高 5. addendum angle 齿顶角
Gear transmission is one of the most widely used mechanical transmission forms. It plays a very important role in machinery,
Electric motor is a kind of rotary electric machine, which transforms electric energy into mechanical energy. It mainly consists of
The spiral bevel gear plays the role of transmitting power and changing speed in the working process. There are rolling
1.Axle neck and back cone Since the whole part is machined as an outer round end face, all journals can
As shown in Figure 1, is the mechanical model of the gear pair, in which the gear has a certain
Tooth breakage is the most common fault of gear. The fracture of gear teeth usually occurs at the root of
What is non-standard installation center distance? What are the features of non-standard installation? Answer: a pair of meshing transmission gears,