CN105156622B - A kind of Double crank rocker rack and pinion drive - Google Patents
A kind of Double crank rocker rack and pinion drive Download PDFInfo
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- CN105156622B CN105156622B CN201510575698.4A CN201510575698A CN105156622B CN 105156622 B CN105156622 B CN 105156622B CN 201510575698 A CN201510575698 A CN 201510575698A CN 105156622 B CN105156622 B CN 105156622B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/12—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2702/00—Combinations of two or more transmissions
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Abstract
本发明公开了一种双曲柄摇杆齿轮齿条传动装置。包括第一齿条、第一中齿轮、第一小齿轮、第一齿轮轴、圆弧槽、摇杆销轴、摇杆、大齿轮轴、大齿轮、第二中齿轮、第二小齿轮、第二齿轮轴、第二齿条、长连杆、连杆销轴、短连杆、第一曲柄销轴、第一曲柄、第二曲柄、第二曲柄轴、第一曲柄轴。第一曲柄、第二曲柄、短连杆、长连杆、摇杆及大齿轮轴、第二曲柄轴和第一曲柄轴三个固定轴组成双曲柄摇杆机构。将双曲柄摇杆机构和齿轮齿条机构相结合，实现电机单向不停转动下的高速往复间歇直线运动，并且可以通过双曲柄摇杆机构的杆长和齿轮上圆弧槽的长度改变运动的间歇时间和位移；本发明适用于有时间停留的高速往复运动情况，只需电机驱动即可。
The invention discloses a double crank rocker rack and pinion transmission device. Including the first rack, the first middle gear, the first pinion, the first gear shaft, the arc groove, the rocker pin, the rocker, the large gear shaft, the large gear, the second middle gear, the second small gear, Second gear shaft, second rack, long connecting rod, connecting rod pin, short connecting rod, first crank pin, first crank, second crank, second crank shaft, first crank shaft. First crank, second crank, short connecting rod, long connecting rod, rocking bar and large gear shaft, second crank shaft and first crank shaft three fixed shafts form double crank rocker mechanism. Combining the double-crank-rocker mechanism with the rack-and-pinion mechanism, the high-speed reciprocating intermittent linear motion can be realized under the unidirectional non-stop rotation of the motor, and the motion can be changed by the rod length of the double-crank rocker mechanism and the length of the arc groove on the gear Intermittent time and displacement; the invention is suitable for high-speed reciprocating motion with time to stay, and only needs to be driven by a motor.
Description
技术领域technical field
本发明涉及机械传动装置，尤其是涉及一种双曲柄摇杆齿轮齿条传动装置。The invention relates to a mechanical transmission device, in particular to a double crank rocker rack and pinion transmission device.
背景技术Background technique
往复间隙运动传统上一般采用机构传动的方式解决，例如凸轮机构。现在，还有采用反复切换电磁阀驱动气缸或者驱动电机正反转动解决，但气缸的来回运动，电机正反转在高速需求下不利于气缸和电机的寿命，在速度上也有一定的限制。Reciprocating backlash motion is traditionally solved by means of mechanism transmission, such as a cam mechanism. At present, there is still a solution by repeatedly switching the solenoid valve to drive the cylinder or driving the motor to rotate forward and backward. However, the back and forth movement of the cylinder and the forward and reverse rotation of the motor are not conducive to the life of the cylinder and the motor under high-speed requirements, and there are certain restrictions on the speed.
发明内容Contents of the invention
本发明的目的是提供一种高速往复间隙运动的传动装置，将双曲柄摇杆机构和齿轮齿条机构相结合，实现电机单向不停转动下的高速往复间隙直线运动。The purpose of the present invention is to provide a transmission device for high-speed reciprocating gap motion, which combines a double crank rocker mechanism and a rack and pinion mechanism to realize high-speed reciprocating gap linear motion under the unidirectional non-stop rotation of the motor.
为实现上述发明目的，本发明采用的技术方案是：For realizing above-mentioned purpose of the invention, the technical scheme that the present invention adopts is:
本发明包括第一齿条、第一中齿轮、第一小齿轮、第一齿轮轴、圆弧槽、摇杆销轴、摇杆、大齿轮轴、大齿轮、长连杆、连杆销轴、短连杆、第一曲柄销轴、第一曲柄、第二曲柄、第二曲柄轴和第一曲柄轴；第一齿轮轴上装有第一中齿轮和第一小齿轮，第一小齿轮与装在大齿轮轴上的大齿轮啮合，第一齿条与第一中齿轮啮合；摇杆的一端与大齿轮轴连接，摇杆的另一端的摇杆销轴与大齿轮端面圆弧槽滑动连接，长连杆的一端与摇杆销轴连接，长连杆的另一端、短连杆的一端和第二曲柄的一端装在连杆销轴上，第二曲柄的另一端装在第二曲柄轴上，短连杆的另一端和第一曲柄的一端装在第一曲柄轴]上，第一曲柄的另一端装在第一曲柄轴上，第一曲柄轴与电机连接。The invention comprises a first rack, a first middle gear, a first pinion, a first gear shaft, an arc groove, a rocker pin, a rocker, a large gear shaft, a large gear, a long connecting rod, and a connecting rod pin , short connecting rod, the first crank pin, the first crank, the second crank, the second crankshaft and the first crankshaft; the first middle gear and the first pinion are housed on the first gear shaft, and the first pinion and The large gear mounted on the large gear shaft meshes, the first rack meshes with the first middle gear; one end of the rocker is connected to the large gear shaft, and the rocker pin at the other end of the rocker slides with the arc groove on the end face of the large gear One end of the long connecting rod is connected with the rocker pin, the other end of the long connecting rod, one end of the short connecting rod and one end of the second crank are mounted on the connecting rod pin, and the other end of the second crank is mounted on the second On the crank shaft, the other end of the short connecting rod and one end of the first crank are contained on the first crank shaft], and the other end of the first crank is contained on the first crank shaft, and the first crank shaft is connected with the motor.
所述第一小齿轮与大齿轮啮合的对称位置，在第二齿轮轴上装有第二中齿轮和第二小齿轮，第二小齿轮与大齿轮啮合，第二齿条与第二中齿轮啮合。The symmetrical position of the meshing of the first pinion and the bull gear, the second middle gear and the second pinion are installed on the second gear shaft, the second pinion meshes with the bull gear, and the second rack meshes with the second middle gear .
所述大齿轮端面圆弧槽的长度小于摇杆末端的摆动弧长。The length of the circular arc groove on the end face of the large gear is less than the swing arc length of the end of the rocker.
所述第一曲柄、第二曲柄、短连杆、长连杆、摇杆及装在机架上的大齿轮轴、第二曲柄轴和第一曲柄轴组成双曲柄摇杆机构。Described first crank, second crank, short connecting rod, long connecting rod, rocking bar and the large gear shaft that are contained on the frame, second crank shaft and first crank shaft form double crank rocker mechanism.
本发明具有的有益效果是：The beneficial effects that the present invention has are:
本发明将双曲柄摇杆机构和齿轮齿条机构相结合，实现了电机单向不停转动下的高速往复间歇直线运动，并且可以通过双曲柄摇杆机构的杆长和齿轮上圆弧槽的长度改变运动的间歇时间和位移；本发明适用于有时间停留的高速往复运动情况，只需电机驱动即可，结构简单，生产成本低。The invention combines the double crank rocker mechanism with the rack and pinion mechanism to realize the high-speed reciprocating intermittent linear motion under the one-way non-stop rotation of the motor, and can pass through the rod length of the double crank rocker mechanism and the arc groove on the gear. The length changes the intermittent time and displacement of the movement; the present invention is suitable for high-speed reciprocating movement with a time stop, and only needs to be driven by a motor, with simple structure and low production cost.
附图说明Description of drawings
图1是本实施例的结构图。Fig. 1 is a structural diagram of this embodiment.
图2是本实施例的立体结构图。Fig. 2 is a three-dimensional structure diagram of this embodiment.
图中：1、第一齿条，2、第一中齿轮，3、第一小齿轮，4、第一齿轮轴，5、圆弧槽，6、摇杆销轴，7、摇杆，8、大齿轮轴，9、大齿轮，10、第二中齿轮，11、第二小齿轮，12、第二齿轮轴，13、第二齿条，14、长连杆，15、连杆销轴，16、短连杆，17、第一曲柄销轴，18、第一曲柄，19、第二曲柄，20、第二曲柄轴，21、第一曲柄轴。In the figure: 1, the first rack, 2, the first middle gear, 3, the first pinion, 4, the first gear shaft, 5, arc groove, 6, rocker pin, 7, rocker, 8 , large gear shaft, 9, large gear, 10, second middle gear, 11, second pinion, 12, second gear shaft, 13, second rack, 14, long connecting rod, 15, connecting rod pin , 16, short connecting rod, 17, the first crank pin, 18, the first crank, 19, the second crank, 20, the second crank shaft, 21, the first crank shaft.
具体实施方式detailed description
下面结合附图和实施例对本发明做进一步的说明。The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
如图1、图2所示，本发明包括第一齿条1、第一中齿轮2、第一小齿轮3、第一齿轮轴4、圆弧槽5、摇杆销轴6、摇杆7、大齿轮轴8、大齿轮9、长连杆14、连杆销轴15、短连杆16、第一曲柄销轴17、第一曲柄18、第二曲柄19、第二曲柄轴20和第一曲柄轴21。第一齿轮轴4上装有第一中齿轮2和第一小齿轮3，第一小齿轮3与装在大齿轮轴8上的大齿轮9啮合，第一齿条1与第一中齿轮2啮合；摇杆7的一端与大齿轮轴8连接，摇杆7的另一端的摇杆销轴6与大齿轮9端面圆弧槽5滑动连接，长连杆14的一端与摇杆销轴6连接，长连杆14的另一端、短连杆16的一端和第二曲柄19的一端装在连杆销轴15上，第二曲柄19的另一端装在第二曲柄轴20上，短连杆16的另一端和第一曲柄18的一端装在第一曲柄轴17上，第一曲柄18的另一端装在第一曲柄轴21上，第一曲柄轴21与电机连接，第一曲柄轴21为动力输入轴。As shown in Fig. 1 and Fig. 2, the present invention includes a first rack 1, a first middle gear 2, a first pinion 3, a first gear shaft 4, an arc groove 5, a rocker pin 6, and a rocker 7 , large gear shaft 8, large gear 9, long connecting rod 14, connecting rod pin 15, short connecting rod 16, first crank pin 17, first crank 18, second crank 19, second crank shaft 20 and the first A crankshaft 21. The first middle gear 2 and the first pinion 3 are installed on the first gear shaft 4, the first pinion 3 meshes with the big gear 9 mounted on the big gear shaft 8, and the first rack 1 meshes with the first middle gear 2 One end of the rocker 7 is connected with the large gear shaft 8, the rocker pin 6 at the other end of the rocker 7 is slidingly connected with the arc groove 5 on the end face of the large gear 9, and one end of the long connecting rod 14 is connected with the rocker pin 6 , the other end of the long connecting rod 14, one end of the short connecting rod 16 and one end of the second crank 19 are mounted on the connecting rod pin 15, the other end of the second crank 19 is mounted on the second crank shaft 20, and the short connecting rod The other end of 16 and an end of the first crank 18 are contained on the first crank shaft 17, and the other end of the first crank 18 is contained on the first crank shaft 21, and the first crank shaft 21 is connected with motor, and the first crank shaft 21 for the power input shaft.
所述第一小齿轮3与大齿轮9啮合的对称位置，在第二齿轮轴12上装有第二中齿轮10和第二小齿轮11，第二小齿轮11与大齿轮9啮合，第二齿条13与第二中齿轮10啮合。The symmetrical position of the first pinion 3 meshing with the bull gear 9 is equipped with a second middle gear 10 and a second pinion 11 on the second gear shaft 12, the second pinion 11 meshes with the bull gear 9, and the second tooth The bar 13 meshes with the second middle gear 10 .
所述大齿轮9端面圆弧槽5的长度小于摇杆7末端的摆动弧长。The length of the arc groove 5 on the end face of the bull gear 9 is shorter than the swing arc length at the end of the rocker 7 .
所述第一曲柄18、第二曲柄19、短连杆16、长连杆14、摇杆7及装在机架上的大齿轮轴8、第二曲柄轴20和第一曲柄轴21组成双曲柄摇杆机构。The first crank 18, the second crank 19, the short connecting rod 16, the long connecting rod 14, the rocking bar 7 and the large gear shaft 8 mounted on the frame, the second crank shaft 20 and the first crank shaft 21 form a double crank shaft. Crank rocker mechanism.
大齿轮轴8、第二曲柄轴19和第一曲柄轴21三个轴的位置，第一曲柄18、第二曲柄19、短连杆16、长连杆14和摇杆7的杆长关系确定摇杆摆动的运动状态（位移、速度、加速度），圆弧槽5的弧长确定第一齿条和第二齿条运动的间隙时间和位移。The positions of the bull gear shaft 8, the second crank shaft 19 and the first crank shaft 21, the rod length relationship of the first crank 18, the second crank 19, the short connecting rod 16, the long connecting rod 14 and the rocker 7 are determined The motion state (displacement, speed, acceleration) of the rocker swing, the arc length of the arc groove 5 determines the gap time and displacement of the movement of the first rack and the second rack.
本发明的工作原理如下：The working principle of the present invention is as follows:
在应用时，第一曲柄轴21连接电机，电机转动，带动第一曲柄18、第二曲柄19、短连杆16、长连杆14、摇杆7及大齿轮轴8、第二曲柄轴20和第一曲柄轴21三个固定轴组成的双曲柄摇杆机构上的摇杆摆动，摇杆7摆动时, 摇杆7末端摇杆销轴先在大齿轮9的圆弧槽5中滑动，此时大齿轮9不动，到达圆弧槽5边界后，拉动大齿轮9转动，大齿轮9带动后续第一小齿轮3（同时另一侧的第二小齿轮11）、第一中齿轮2（同时另一侧的第二中齿轮10）、和第一齿条1（同时另一侧的第二齿条13）运动；当摇杆7到达极限位时置，摇杆换向，由于大齿轮9上圆弧槽5的作用，摇杆7末端摇杆销轴在圆弧槽5中滑动，大齿轮9不动，到达圆弧槽5另一边界后，拉动大齿轮9反向转动，大齿轮9带动后续第一小齿轮3（同时另一侧的第二小齿轮11）、第一中齿轮2（同时另一侧的第二中齿轮10）、和第一齿条1（同时另一侧的第二齿条13）运动。如此反复，即可在电机单向不停的转动状态下驱动齿条高速往复间歇直线运动。In application, the first crank shaft 21 is connected to the motor, and the motor rotates to drive the first crank 18, the second crank 19, the short connecting rod 16, the long connecting rod 14, the rocker 7, the large gear shaft 8, and the second crank shaft 20 The rocker on the double crank rocker mechanism composed of three fixed shafts of the first crankshaft 21 swings. When the rocker 7 swings, the rocker pin at the end of the rocker 7 slides in the arc groove 5 of the bull gear 9 first. At this time, the large gear 9 does not move. After reaching the boundary of the arc groove 5, the large gear 9 is pulled to rotate, and the large gear 9 drives the subsequent first small gear 3 (while the second small gear 11 on the other side), the first middle gear 2 (at the same time the second middle gear 10 on the other side) and the first rack 1 (while the second rack 13 on the other side) move; when the rocker 7 reaches the limit position, the rocker changes direction, due to the The role of the arc groove 5 on the gear 9, the rocker pin at the end of the rocker 7 slides in the arc groove 5, the large gear 9 does not move, and when it reaches the other boundary of the arc groove 5, the large gear 9 is pulled to rotate in the opposite direction. The large gear 9 drives the follow-up first pinion 3 (while the second pinion 11 on the other side), the first middle gear 2 (while the second middle gear 10 on the other side), and the first rack 1 (while the other The second rack 13) on one side moves. By repeating this, the rack can be driven to reciprocate and intermittently move in a high-speed, intermittent linear motion under the unidirectional non-stop rotation state of the motor.
上述具体实施方式用来解释说明本发明，而不是对本发明进行限制，在本发明的精神和权利要求的保护范围内，对本发明作出的任何修改和改变，都落入本发明的保护范围。The above specific embodiments are used to explain the present invention, rather than to limit the present invention. Within the spirit of the present invention and the protection scope of the claims, any modification and change made to the present invention will fall into the protection scope of the present invention.
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| CN201510575698.4A CN105156622B (en) | 2015-09-11 | 2015-09-11 | A kind of Double crank rocker rack and pinion drive |
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| CN201510575698.4A CN105156622B (en) | 2015-09-11 | 2015-09-11 | A kind of Double crank rocker rack and pinion drive |
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| CN106393492B (en) * | 2016-11-14 | 2018-07-24 | 扬州镭奔激光科技有限公司 | A kind of 3D printing waste plastic shell breaker |
| CN108150624A (en) * | 2018-01-02 | 2018-06-12 | 天津工业大学 | A self-elevating horizontal reciprocating top bag mechanism |
| CN108857987A (en) * | 2018-08-15 | 2018-11-23 | 嘉兴塘东汽车配件有限公司 | It is a kind of for processing the clamping device of part |
| CN114192063B (en) * | 2021-11-19 | 2023-08-15 | 郑州三华科技实业有限公司 | Mobile assembly and injection device |
| CN119594156B (en) * | 2024-11-29 | 2025-09-12 | 合肥工业大学 | A reciprocating multi-output mechanism |
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| US3696682A (en) * | 1969-12-18 | 1972-10-10 | Establissements Pain Bourgeas | Reciprocal drive mechanism |
| CN1011160B (en) * | 1989-06-17 | 1991-01-09 | 清华大学 | Crank connecting rod transmission mechanism |
| CN2142419Y (en) * | 1992-09-25 | 1993-09-22 | 何耀华 | Vehicle windscreen wiper with wiper rod automatic adjusting |
| CN102700672A (en) * | 2012-06-19 | 2012-10-03 | 南京工程学院 | Bicycle foot brace capable of braking |
| CN102927228B (en) * | 2012-11-15 | 2015-08-12 | 浙江恒博电气制造有限公司 | The adjustable rocking tendency crank-rocker structure of a kind of knob style |
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