技术领域technical field
本发明涉及一种传动变速装置，涉及无级变速领域。The invention relates to a transmission and speed change device, and relates to the field of stepless speed change.
背景技术Background technique
自行车，电动车一般用链传动结构简单，可靠性高，适用于不同环境下。近年来由于传动领域技术革新，越来越多的大变速比的具有换挡功能自行车推向于市场，受到很多年轻人的欢迎。Bicycles and electric vehicles generally use chain transmission with simple structure and high reliability, and are suitable for different environments. In recent years, due to the technological innovation in the transmission field, more and more bicycles with large gear ratios and shifting functions have been pushed to the market, and are welcomed by many young people.
对于链传动来说，缺点也是很明显的易磨损，易伸长，传动平稳性差，运转时会产生附加动载荷、振动、冲击和噪声，不宜用在急速反向的传动中，同时也受到自行车结构的限制，不能推出更大速比的传动装置。For the chain transmission, the disadvantages are also obvious: easy to wear, easy to elongate, poor transmission stability, and additional dynamic load, vibration, impact and noise will be generated during operation. Due to structural limitations, a transmission with a larger speed ratio cannot be introduced.
发明内容Contents of the invention
本发明的目的在于提供一种实现不同工况下变速过程中的平稳传动的摩擦式无级变速器。The purpose of the present invention is to provide a friction type continuously variable transmission which realizes smooth transmission in the process of shifting under different working conditions.
本发明的技术解决方案是：Technical solution of the present invention is:
一种摩擦式无级变速器，其特征是：包括调速组件、变速组件、离合组件、输入组件、输出组件；所述调速组件包括柱形齿轮、偏心齿轮；所述变速组件包括输入定子、钢球组件、主轴、惰轮、输出定子，其中钢球组件包括钢球、销轴、轴承，钢球以销轴为中心，销轴上套有轴承，使钢球自由旋转，钢球组件成对布置于输出定子和输入定子之间；所述离合组件包括输入摩擦齿形圆环、输入轴承牵引圆环、输出摩擦齿形圆环、输出轴承牵引圆环；所述输入组件包括飞轮、驱动飞轮；所述输出组件包括外壳；A friction type continuously variable transmission is characterized in that it includes a speed regulating assembly, a speed changing assembly, a clutch assembly, an input assembly, and an output assembly; the speed regulating assembly includes a cylindrical gear and an eccentric gear; the speed changing assembly includes an input stator, The steel ball assembly, the main shaft, the idler, and the output stator, wherein the steel ball assembly includes steel balls, pin shafts, and bearings. The pair is arranged between the output stator and the input stator; the clutch assembly includes an input friction toothed annulus, an input bearing traction annulus, an output friction toothed annulus, and an output bearing traction annulus; the input assembly includes a flywheel, a drive a flywheel; the output assembly includes a housing;
变速组件的结构：输出定子固定在主轴上，输入定子套在主轴上的，可以左右摆动；输入定子和输出定子都开有对称的螺旋槽，钢球两端销轴可以在输入定子、输出定子的螺旋槽中滑动；由于输入定子的转动，使钢球与主轴形成不同的夹角，从而使钢球角度变化，得到不同的旋转圆周；惰轮与钢球相接触，并布置在钢球组件的中心；The structure of the transmission assembly: the output stator is fixed on the main shaft, and the input stator is set on the main shaft, which can swing left and right; both the input stator and the output stator have symmetrical spiral grooves, and the pin shafts at both ends of the steel ball can be placed between the input stator and the output stator. Due to the rotation of the input stator, the steel balls form different angles with the main shaft, so that the angle of the steel balls changes and different rotation circles are obtained; the idler is in contact with the steel balls and is arranged in the steel ball assembly center of;
离合组件的结构：输入摩擦齿形圆环和输入轴承牵引圆环之间有滚子轴承，滚子轴承和输入轴承牵引圆环是一体的，即在输入轴承牵引圆环的与输入摩擦齿形圆环相对面上，沿圆周装多个滚子，滚子和输入摩擦齿形圆环齿面相接触，由于齿面齿形带有曲线变化，滚子移动到最高点和最低点的时，整个离合组件的厚度产生变化，又由于输入摩擦齿形圆环与钢球相接触，离合组件厚度变化，使输入摩擦齿形圆环与钢球接触的摩擦力产生变化；输出摩擦齿形圆环和输出轴承牵引圆环之间有滚子轴承，滚子轴承和输出轴承牵引圆环是一体的，即在输出轴承牵引圆环的与输出摩擦齿形圆环相对面上，沿圆周装多个滚子，滚子和输出摩擦齿形圆环齿面相接触，由于齿面齿形带有曲线变化，滚子移动到最高点和最低点的时，整个离合组件的厚度产生变化，又由于输出摩擦齿形圆环与钢球相接触，离合组件厚度变化，使输出摩擦齿形圆环与钢球接触的摩擦力产生变化；The structure of the clutch assembly: there is a roller bearing between the input friction tooth ring and the input bearing traction ring, and the roller bearing and the input bearing traction ring are integrated, that is, the input friction tooth ring and the input friction tooth On the opposite surface of the ring, a plurality of rollers are installed along the circumference, and the rollers are in contact with the tooth surface of the input friction toothed ring. Since the tooth profile of the tooth surface changes with a curve, when the roller moves to the highest point and the lowest point, the entire The thickness of the clutch assembly changes, and because the input friction toothed ring is in contact with the steel ball, the thickness of the clutch assembly changes, so that the friction force of the input friction toothed ring and the steel ball changes; the output friction toothed ring and the steel ball There is a roller bearing between the traction rings of the output bearing, and the roller bearing and the traction ring of the output bearing are integrated, that is, on the surface of the traction ring of the output bearing opposite to the output friction toothed ring, multiple rollers are installed along the circumference. The rollers are in contact with the tooth surface of the output friction tooth ring. Because the tooth surface tooth profile changes with a curve, when the roller moves to the highest point and the lowest point, the thickness of the entire clutch assembly changes, and because the output friction tooth The toothed ring is in contact with the steel ball, and the thickness of the clutch assembly changes, so that the friction force of the output friction toothed ring in contact with the steel ball changes;
调速组件的结构：柱形齿轮和偏心齿轮相啮合，柱形齿轮旋转带动偏心齿轮旋转，由于偏心齿轮和输入定子相连接，所有带动输入定子旋转，从而使钢球的角度产生变化；The structure of the speed control component: the cylindrical gear and the eccentric gear are meshed, and the rotation of the cylindrical gear drives the eccentric gear to rotate. Since the eccentric gear is connected to the input stator, all drive the input stator to rotate, thereby changing the angle of the steel ball;
输入组件，输出组件结构：飞轮与驱动飞轮相接触，驱动飞轮与输入摩擦牵引圆环相连接，输入摩擦牵引圆环与输入摩擦齿形圆环相接触从而把力传到钢球的输入侧，通过与钢球的摩擦力传递到输出侧，输出摩擦齿形圆环与钢球的另外一端相接触，从而把摩擦力传递到输出摩擦牵引圆环，输出摩擦牵引圆环和外壳相连接，从而把摩擦力传递到外壳上，从而使外壳产生速度的变化。Input assembly, output assembly structure: the flywheel is in contact with the drive flywheel, the drive flywheel is connected with the input friction traction ring, and the input friction traction ring is in contact with the input friction tooth ring to transmit the force to the input side of the steel ball. Through the friction force with the steel ball is transmitted to the output side, the output friction toothed ring is in contact with the other end of the steel ball, so that the friction force is transmitted to the output friction traction ring, and the output friction traction ring is connected with the shell, so that The friction force is transmitted to the shell, so that the shell produces a change in speed.
所述钢球组件包括3-6对钢球。The steel ball assembly includes 3-6 pairs of steel balls.
惰轮安装在主轴上，为一对滚子轴承，输入定子、输出定子安装在惰轮两侧。The idler is installed on the main shaft as a pair of roller bearings, and the input stator and output stator are installed on both sides of the idler.
本发明通过调速组件使变速组件中的钢球产生角度的变化，从而使钢球得到不同的旋转圆周，钢球的不同的旋转圆周使两侧的离合组件得到不同的摩擦力，从而是输入组件和输出组件得到不同的速比，这个速比是无级的。在主轴固定不动的情况下，调节柱形齿轮，使偏心齿轮转动，偏心齿轮转动，带动输入定子转动，从而使钢球的角度产生变化，使摩擦力产生变化，从而解决卡顿，变速不平稳等现象。可以实现不同工况下变速过程中的平稳传动。In the present invention, the angle of the steel ball in the speed change assembly is changed through the speed regulating assembly, so that the steel ball can obtain different rotation circles, and the different rotation circles of the steel ball can make the clutch assemblies on both sides obtain different friction forces, thus the input The components and output components get different speed ratios, which are stepless. When the main shaft is fixed, adjust the cylindrical gear to make the eccentric gear rotate, and the eccentric gear rotates to drive the input stator to rotate, so that the angle of the steel ball changes and the friction force changes, thereby solving the problem of jamming and inconsistent speed change. Stability etc. It can realize smooth transmission during the speed change process under different working conditions.
附图说明Description of drawings
下面结合附图和实施例对本发明作进一步说明。The present invention will be further described below in conjunction with drawings and embodiments.
图1是本发明一个实施例的结构示意图。Fig. 1 is a structural schematic diagram of an embodiment of the present invention.
图2是输出定子的结构示意图。Fig. 2 is a structural schematic diagram of the output stator.
图3是输入定子的结构示意图。Fig. 3 is a structural schematic diagram of the input stator.
图4是调速组件的结构示意图。Fig. 4 is a schematic structural diagram of the speed regulating assembly.
图5是图4的A-A剖面图。Fig. 5 is a cross-sectional view along line A-A of Fig. 4 .
图6是输入轴承牵引圆环的结构示意图。Fig. 6 is a structural schematic diagram of the traction ring of the input bearing.
输出轴承牵引圆环的结构示意图与输入轴承牵引圆环的结构示意图相同。The structural schematic diagram of the output bearing traction ring is the same as the structural schematic diagram of the input bearing traction ring.
图7是图6的A-A剖面图。Fig. 7 is a cross-sectional view along line A-A of Fig. 6 .
图8是输入轴承牵引圆环与输入摩擦齿形圆环的结构关系示意图。Fig. 8 is a schematic diagram of the structural relationship between the input bearing traction ring and the input friction toothed ring.
输出轴承牵引圆环与输出摩擦齿形圆环的结构关系示意图和输入轴承牵引圆环与输入摩擦齿形圆环的结构关系示意图相同。The schematic diagram of the structural relationship between the output bearing traction ring and the output friction toothed ring is the same as the structural relationship between the input bearing traction ring and the input friction toothed ring.
图9是驱动飞轮与输入摩擦齿形圆环连接结构示意图。Fig. 9 is a schematic diagram of the connection structure between the driving flywheel and the input friction toothed ring.
具体实施方式Detailed ways
一种摩擦式无级变速器，包括调速组件、变速组件、离合组件、输入组件、输出组件；所述调速组件包括柱形齿轮1、偏心齿轮12；所述变速组件包括输入定子3、钢球组件4、主轴5、惰轮9、输出定子6，其中钢球组件包括钢球、销轴、轴承，钢球以销轴为中心，销轴上套有轴承，使钢球自由旋转，钢球组件成对布置于输出定子和输入定子之间；所述离合组件包括输入摩擦齿形圆环10、输入轴承牵引圆环11、输出摩擦齿形圆环8、输出轴承牵引圆环7；所述输入组件包括飞轮14、驱动飞轮13；所述输出组件包括外壳15、盖子2；A friction type continuously variable transmission, including a speed control assembly, a speed change assembly, a clutch assembly, an input assembly, an output assembly; the speed control assembly includes a cylindrical gear 1, an eccentric gear 12; the speed change assembly includes an input stator 3, a steel The ball assembly 4, the main shaft 5, the idler 9, and the output stator 6, wherein the steel ball assembly includes steel balls, pin shafts, and bearings. The ball assembly is arranged in pairs between the output stator and the input stator; the clutch assembly includes an input friction tooth ring 10, an input bearing traction ring 11, an output friction tooth ring 8, and an output bearing traction ring 7; The input assembly includes a flywheel 14, a drive flywheel 13; the output assembly includes a housing 15, a cover 2;
变速组件的结构：输出定子固定在主轴上，输入定子套在主轴上的，可以左右摆动；输出定子和输入定子分别开有对称的螺旋槽16、17，钢球两端销轴可以在输入定子、输出定子的螺旋槽中滑动；由于输入定子的转动，使钢球与主轴形成不同的夹角，从而使钢球角度变化，得到不同的旋转圆周；惰轮与钢球相接触，并布置在钢球组件的中心；The structure of the speed change assembly: the output stator is fixed on the main shaft, and the input stator is set on the main shaft, which can swing left and right; the output stator and the input stator are respectively provided with symmetrical spiral grooves 16 and 17, and the pin shafts at both ends of the steel ball can be placed on the input stator. 1. Sliding in the spiral groove of the output stator; Due to the rotation of the input stator, the steel ball forms different angles with the main shaft, so that the angle of the steel ball changes, and different rotation circles are obtained; the idler is in contact with the steel ball, and is arranged in The center of the steel ball assembly;
离合组件的结构：输入摩擦齿形圆环和输入轴承牵引圆环之间有滚子轴承，滚子轴承和输入轴承牵引圆环是一体的，即在输入轴承牵引圆环的与输入摩擦齿形圆环相对面上，沿圆周装多个滚子，滚子和输入摩擦齿形圆环齿面相接触，由于齿面齿形带有曲线变化，滚子移动到最高点和最低点的时，整个离合组件的厚度产生变化，又由于输入摩擦齿形圆环与钢球相接触，离合组件厚度变化，使输入摩擦齿形圆环与钢球接触的摩擦力产生变化；输出摩擦齿形圆环和输出轴承牵引圆环之间有滚子轴承，滚子轴承和输出轴承牵引圆环是一体的，即在输出轴承牵引圆环的与输出摩擦齿形圆环相对面上，沿圆周装多个滚子，滚子和输出摩擦齿形圆环齿面相接触，由于齿面齿形带有曲线变化，滚子移动到最高点和最低点的时，整个离合组件的厚度产生变化，又由于输出摩擦齿形圆环与钢球相接触，离合组件厚度变化，使输出摩擦齿形圆环与钢球接触的摩擦力产生变化；The structure of the clutch assembly: there is a roller bearing between the input friction tooth ring and the input bearing traction ring, and the roller bearing and the input bearing traction ring are integrated, that is, the input friction tooth ring and the input friction tooth On the opposite surface of the ring, a plurality of rollers are installed along the circumference, and the rollers are in contact with the tooth surface of the input friction toothed ring. Since the tooth profile of the tooth surface changes with a curve, when the roller moves to the highest point and the lowest point, the entire The thickness of the clutch assembly changes, and because the input friction toothed ring is in contact with the steel ball, the thickness of the clutch assembly changes, so that the friction force of the input friction toothed ring and the steel ball changes; the output friction toothed ring and the steel ball There is a roller bearing between the traction rings of the output bearing, and the roller bearing and the traction ring of the output bearing are integrated, that is, on the surface of the traction ring of the output bearing opposite to the output friction toothed ring, multiple rollers are installed along the circumference. The rollers are in contact with the tooth surface of the output friction tooth ring. Because the tooth surface tooth profile changes with a curve, when the roller moves to the highest point and the lowest point, the thickness of the entire clutch assembly changes, and because the output friction tooth The toothed ring is in contact with the steel ball, and the thickness of the clutch assembly changes, so that the friction force of the output friction toothed ring in contact with the steel ball changes;
调速组件的结构：柱形齿轮和偏心齿轮相啮合，柱形齿轮旋转带动偏心齿轮旋转，由于偏心齿轮和输入定子相连接，所有带动输入定子旋转，从而使钢球的角度产生变化；The structure of the speed control component: the cylindrical gear and the eccentric gear are meshed, and the rotation of the cylindrical gear drives the eccentric gear to rotate. Since the eccentric gear is connected to the input stator, all drive the input stator to rotate, thereby changing the angle of the steel ball;
输入组件，输出组件结构：飞轮与驱动飞轮相接触，驱动飞轮与输入摩擦牵引圆环相连接，输入摩擦牵引圆环与输入摩擦齿形圆环相接触从而把力传到钢球的输入侧，通过与钢球的摩擦力传递到输出侧，输出摩擦齿形圆环与钢球的另外一端相接触，从而把摩擦力传递到输出摩擦牵引圆环，输出摩擦牵引圆环和外壳相连接，从而把摩擦力传递到外壳上，从而使外壳产生速度的变化。Input assembly, output assembly structure: the flywheel is in contact with the drive flywheel, the drive flywheel is connected with the input friction traction ring, and the input friction traction ring is in contact with the input friction tooth ring to transmit the force to the input side of the steel ball. Through the friction force with the steel ball is transmitted to the output side, the output friction toothed ring is in contact with the other end of the steel ball, so that the friction force is transmitted to the output friction traction ring, and the output friction traction ring is connected with the shell, so that The friction force is transmitted to the shell, so that the shell produces a change in speed.
所述钢球组件包括3-6对钢球。The steel ball assembly includes 3-6 pairs of steel balls.
惰轮安装在主轴上，为一对滚子轴承，输入定子、输出定子安装在惰轮两侧。The idler is installed on the main shaft as a pair of roller bearings, and the input stator and output stator are installed on both sides of the idler.
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810014073.4ACN108006178A (en) | 2018-01-08 | 2018-01-08 | A kind of friction type stepless speed changer |
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810014073.4ACN108006178A (en) | 2018-01-08 | 2018-01-08 | A kind of friction type stepless speed changer |
| Publication Number | Publication Date |
|---|---|
| CN108006178Atrue CN108006178A (en) | 2018-05-08 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810014073.4APendingCN108006178A (en) | 2018-01-08 | 2018-01-08 | A kind of friction type stepless speed changer |
| Country | Link |
|---|---|
| CN (1) | CN108006178A (en) |
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|---|---|---|---|---|
| CN101297136A (en)* | 2005-08-24 | 2008-10-29 | 瀑溪技术公司 | CVT |
| CN102395814A (en)* | 2009-04-16 | 2012-03-28 | 福博科技术公司 | Stator assembly and speed change mechanism for continuously variable transmission |
| CN202612523U (en)* | 2012-03-28 | 2012-12-19 | 梁天宇 | Steel ball speed regulator type automatic transmission |
| CN107191565A (en)* | 2017-06-21 | 2017-09-22 | 江苏创斯达科技有限公司 | A kind of buncher |
| CN207728823U (en)* | 2018-01-08 | 2018-08-14 | 任明磊 | A kind of friction type stepless speed changer |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101297136A (en)* | 2005-08-24 | 2008-10-29 | 瀑溪技术公司 | CVT |
| CN102395814A (en)* | 2009-04-16 | 2012-03-28 | 福博科技术公司 | Stator assembly and speed change mechanism for continuously variable transmission |
| CN202612523U (en)* | 2012-03-28 | 2012-12-19 | 梁天宇 | Steel ball speed regulator type automatic transmission |
| CN107191565A (en)* | 2017-06-21 | 2017-09-22 | 江苏创斯达科技有限公司 | A kind of buncher |
| CN207728823U (en)* | 2018-01-08 | 2018-08-14 | 任明磊 | A kind of friction type stepless speed changer |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| CB03 | Change of inventor or designer information | Inventor after:Ren Minglei Inventor before:Wang Lixin Inventor before:Gong Qianqian Inventor before:Sheng Yubing | |
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| RJ01 | Rejection of invention patent application after publication | Application publication date:20180508 | |
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