CN105156622A - Double crank rocker gear rack transmission device - Google Patents
Double crank rocker gear rack transmission device Download PDFInfo
- Publication number
- CN105156622A CN105156622A CN201510575698.4A CN201510575698A CN105156622A CN 105156622 A CN105156622 A CN 105156622A CN 201510575698 A CN201510575698 A CN 201510575698A CN 105156622 A CN105156622 A CN 105156622A
- Authority
- CN
- China
- Prior art keywords
- crank
- gear
- connecting rod
- crankshaft
- rocking bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- 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
-
- 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
Abstract
The invention discloses a double crank rocker gear rack transmission device which comprises a first rack, a first medium gear, a first small gear, a first gear shaft, arc grooves, a rocker pin shaft, a rocker, a large gear shaft, a large gear, a second medium gear, a second small gear, a second gear shaft, a second rack, a long connecting rod, a connecting rod pin shaft, a short connecting rod, a first crank pin shaft, a first crank, a second crank, a second crank shaft and a first crank shaft. The first crank, the second crank, the short connecting rod, the long connecting rod, the rocker and the three fixed shafts which are the large gear shaft, the second crank shaft and the first crank shaft form a double crank rocker mechanism. The double crank rocker mechanism is combined with a gear rack mechanism, the high-speed reciprocating intermittent linear motion of a motor under unidirectional continuous rotation is achieved, and the intermittent time and displacement can be changed through the rod length of the double crank rocker mechanism and the length of the arc grooves in the gears. The double crank rocker gear rack transmission device is suitable for high-speed reciprocating movement conditions with time remaining and only needs motor driving.
Description
Technical field
The present invention relates to mechanical transmission, especially relate to a kind of Double crank rocker rack and pinion drive.
Background technique
Reciprocal intermittent motion generally adopts the mode of mechanism driving to solve traditionally, such as cam mechanism.Now, switching solenoid valve is adopted repeatedly to drive cylinder or drive motor positive and negative rotations solution in addition, but the moving back and forth of cylinder, motor positive and inverse is unfavorable for the life-span of cylinder and motor under high-speed requirement, and speed also has certain restriction.
Summary of the invention
The object of this invention is to provide the transmission device of the reciprocal intermittent motion of a kind of high speed, dual-crank-rocker mechanism and pinion and rack combined, realize the unidirectional not stall of motor move under high speed reciprocal gap straight line motion.
For achieving the above object, the technical solution used in the present invention is:
The present invention includes the first tooth bar, the first middle gear, the first small gear, the first gear shaft, arc groove, rocking bar bearing pin, rocking bar, Large Gear Shaft During, gearwheel, long connecting rod, pitman pin, short connecting rod, the first crank pin, the first crank, the second crank, the second crankshaft and the first crankshaft; First gear shaft is equipped with the first middle gear and the first small gear, the first small gear engages with the gearwheel be contained in Large Gear Shaft During, and the first tooth bar engages with the first middle gear; One end of rocking bar is connected with Large Gear Shaft During, rocking bar bearing pin and the gearwheel end face arc groove of the other end of rocking bar are slidably connected, one end of long connecting rod and rocking bar pinned connection, one end of the other end of long connecting rod, one end of short connecting rod and the second crank is contained on pitman pin, the other end of the second crank is contained on the second crankshaft, the other end of short connecting rod and one end of the first crank are contained in the first crankshaft] on, the other end of the first crank is contained on the first crankshaft, and the first crankshaft is connected with motor.
The symmetrical position that described first small gear engages with gearwheel, the second gear shaft is equipped with the second middle gear and the second small gear, and the second small gear engages with gearwheel, and the second tooth bar engages with the second middle gear.
The length of described gearwheel end face arc groove is less than the swing arc length of rocking bar end.
Described first crank, the second crank, short connecting rod, long connecting rod, rocking bar and Large Gear Shaft During, the second crankshaft and the first crankshaft composition dual-crank-rocker mechanism be contained in frame.
The beneficial effect that the present invention has is:
Dual-crank-rocker mechanism and pinion and rack combine by the present invention, achieve the unidirectional not stall of motor move under high speed intermittent reciprocating straight line motion, and can by the bar of dual-crank-rocker mechanism on long and gear the length of arc groove change the intermittent time and displacement of moving; The present invention is applicable to the free high speed to-and-fro motion situation stopped, and only needs motor to drive, and structure is simple, and cost of production is low.
Accompanying drawing explanation
Fig. 1 is the structural drawing of the present embodiment.
Fig. 2 is the three-dimensional structure diagram of the present embodiment.
In figure: 1, the first tooth bar, the 2, first middle gear, the 3, first small gear, the 4, first gear shaft, 5, arc groove, 6, rocking bar bearing pin, 7, rocking bar, 8, Large Gear Shaft During, 9, gearwheel, the 10, second middle gear, the 11, second small gear, the 12, second gear shaft, 13, the second tooth bar, 14, long connecting rod, 15, pitman pin, 16, short connecting rod, the 17, first crank pin, the 18, first crank, 19, the second crank, the 20, second crankshaft, the 21, first crankshaft.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described further.
As shown in Figure 1 and Figure 2, the present invention includes the first tooth bar 1, first middle gear 2, first small gear 3, first gear shaft 4, arc groove 5, rocking bar bearing pin 6, rocking bar 7, Large Gear Shaft During 8, gearwheel 9, long connecting rod 14, pitman pin 15, short connecting rod 16, first crank pin 17, first crank 18, second crank 19, second crankshaft 20 and the first crankshaft 21.First gear shaft 4 is equipped with the first middle gear 2 and the first small gear 3, first small gear 3 engages with the gearwheel 9 be contained in Large Gear Shaft During 8, the first tooth bar 1 engages with the first middle gear 2, one end of rocking bar 7 is connected with Large Gear Shaft During 8, rocking bar bearing pin 6 and the gearwheel 9 end face arc groove 5 of the other end of rocking bar 7 are slidably connected, one end of long connecting rod 14 is connected with rocking bar bearing pin 6, the other end of long connecting rod 14, one end of short connecting rod 16 and one end of the second crank 19 are contained on pitman pin 15, the other end of the second crank 19 is contained on the second crankshaft 20, the other end of short connecting rod 16 and one end of the first crank 18 are contained on the first crankshaft 17, the other end of the first crank 18 is contained on the first crankshaft 21, first crankshaft 21 is connected with motor, first crankshaft 21 is power input shaft.
The symmetrical position that described first small gear 3 engages with gearwheel 9, the second gear shaft 12 is equipped with the second middle gear 10 and the second small gear 11, second small gear 11 engages with gearwheel 9, and the second tooth bar 13 engages with the second middle gear 10.
The length of described gearwheel 9 end face arc groove 5 is less than the swing arc length of rocking bar 7 end.
Described first crank 18, second crank 19, short connecting rod 16, long connecting rod 14, rocking bar 7 and Large Gear Shaft During 8, second crankshaft 20 be contained in frame and the first crankshaft 21 form dual-crank-rocker mechanism.
The position of Large Gear Shaft During 8, second crankshaft 19 and the first crankshaft 21 3 axles, the motion state (displacement, speed, acceleration) of the bar long relation determination rocking bar swing of the first crank 18, second crank 19, short connecting rod 16, long connecting rod 14 and rocking bar 7, the arc length of arc groove 5 determines off time and the displacement of the first tooth bar and the motion of the second tooth bar.
Working principle of the present invention is as follows:
When applying, first crankshaft 21 connects motor, electric machine rotation, drive the first crank 18, second crank 19, short connecting rod 16, long connecting rod 14, rocking bar 7 and Large Gear Shaft During 8, rocking bar on the dual-crank-rocker mechanism of the second crankshaft 20 and the first crankshaft 21 3 stationary axle compositions swings, when rocking bar 7 swings, rocking bar 7 end rocking bar bearing pin first slides in the arc groove 5 of gearwheel 9, now gearwheel 9 is motionless, after arriving arc groove 5 border, gearwheel 9 is pulled to rotate, gearwheel 9 drives the second small gear 11 of follow-up first small gear 3(simultaneously opposite side), second middle gear 10 of opposite side while of first middle gear 2(), with the second tooth bar 13 of opposite side while of the first tooth bar 1() motion, put when rocking bar 7 reaches the limit of, rocking bar commutates, due to the effect of arc groove 5 on gearwheel 9, rocking bar 7 end rocking bar bearing pin slides in arc groove 5, gearwheel 9 is motionless, arrive behind another border of arc groove 5, pull gearwheel 9 to rotate backward, gearwheel 9 drives the second small gear 11 of follow-up first small gear 3(opposite side simultaneously), the second middle gear 10 of the first middle gear 2(opposite side simultaneously) and the second tooth bar 13 of the first tooth bar 1(opposite side simultaneously) motion.So repeatedly, tooth bar high speed intermittent reciprocating straight line motion can be driven under the unidirectional ceaselessly rotary state of motor.
Above-mentioned embodiment is used for explaining and the present invention is described, instead of limits the invention, and in the protection domain of spirit of the present invention and claim, any amendment make the present invention and change, all fall into protection scope of the present invention.
Claims (4)
1. a Double crank rocker rack and pinion drive, is characterized in that: comprise the first tooth bar (1), the first middle gear (2), the first small gear (3), the first gear shaft (4), arc groove (5), rocking bar bearing pin (6), rocking bar (7), Large Gear Shaft During (8), gearwheel (9), long connecting rod (14), pitman pin (15), short connecting rod (16), the first crank pin (17), the first crank (18), the second crank (19), the second crankshaft (20) and the first crankshaft (21), first gear shaft (4) is equipped with the first middle gear (2) and the first small gear (3), the first small gear (3) engages with the gearwheel (9) be contained in Large Gear Shaft During (8), and the first tooth bar (1) engages with the first middle gear (2), one end of rocking bar (7) is connected with Large Gear Shaft During (8), rocking bar bearing pin (6) and gearwheel (9) the end face arc groove (5) of the other end of rocking bar (7) are slidably connected, one end of long connecting rod (14) is connected with rocking bar bearing pin (6), the other end of long connecting rod (14), one end of short connecting rod (16) and one end of the second crank (19) are contained on pitman pin (15), the other end of the second crank (19) is contained on the second crankshaft (20), the other end of short connecting rod (16) and one end of the first crank (18) are contained on the first crankshaft (17), the other end of the first crank (18) is contained on the first crankshaft (21), first crankshaft (21) is connected with motor.
2. a kind of Double crank rocker rack and pinion drive according to claim 1, it is characterized in that: the symmetrical position that described first small gear (3) is engaged with gearwheel (9), second gear shaft (12) is equipped with the second middle gear (10) and the second small gear (11), second small gear (11) engages with gearwheel (9), and the second tooth bar (13) engages with the second middle gear (10).
3. a kind of Double crank rocker rack and pinion drive according to claim 1, is characterized in that: the length of described gearwheel (9) end face arc groove (5) is less than the swing arc length of rocking bar (7) end.
4. a kind of Double crank rocker rack and pinion drive according to claim 1 and 2, is characterized in that: described first crank (18), the second crank (19), short connecting rod (16), long connecting rod (14), rocking bar (7) and Large Gear Shaft During (8), the second crankshaft (20) and the first crankshaft (21) the composition dual-crank-rocker mechanism be contained in frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510575698.4A CN105156622B (en) | 2015-09-11 | 2015-09-11 | A kind of Double crank rocker rack and pinion drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510575698.4A CN105156622B (en) | 2015-09-11 | 2015-09-11 | A kind of Double crank rocker rack and pinion drive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105156622A true CN105156622A (en) | 2015-12-16 |
| CN105156622B CN105156622B (en) | 2017-07-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510575698.4A Active CN105156622B (en) | 2015-09-11 | 2015-09-11 | A kind of Double crank rocker rack and pinion drive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105156622B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106393492A (en) * | 2016-11-14 | 2017-02-15 | 聂正国 | Efficient crushing device for waste plastic housings for 3D printing |
| CN108150624A (en) * | 2018-01-02 | 2018-06-12 | 天津工业大学 | It is a kind of to promote horizontal reciprocating top turn-up mechanism certainly |
| 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 |
| CN114192063A (en) * | 2021-11-19 | 2022-03-18 | 郑州三华科技实业有限公司 | Movable assembly and injection device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3696682A (en) * | 1969-12-18 | 1972-10-10 | Establissements Pain Bourgeas | Reciprocal drive mechanism |
| CN1037200A (en) * | 1989-06-17 | 1989-11-15 | 清华大学 | Crank linkage driving system |
| 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 |
| CN102927228A (en) * | 2012-11-15 | 2013-02-13 | 苏州征之魂专利技术服务有限公司 | Knob-type crank rocker structure capable of adjusting swing amplitudes |
-
2015
- 2015-09-11 CN CN201510575698.4A patent/CN105156622B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3696682A (en) * | 1969-12-18 | 1972-10-10 | Establissements Pain Bourgeas | Reciprocal drive mechanism |
| CN1037200A (en) * | 1989-06-17 | 1989-11-15 | 清华大学 | Crank linkage driving system |
| 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 |
| CN102927228A (en) * | 2012-11-15 | 2013-02-13 | 苏州征之魂专利技术服务有限公司 | Knob-type crank rocker structure capable of adjusting swing amplitudes |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106393492A (en) * | 2016-11-14 | 2017-02-15 | 聂正国 | Efficient crushing device for waste plastic housings for 3D printing |
| 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 | It is a kind of to promote horizontal reciprocating top turn-up mechanism certainly |
| 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 |
| CN114192063A (en) * | 2021-11-19 | 2022-03-18 | 郑州三华科技实业有限公司 | Movable assembly and injection device |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105156622B (en) | 2017-07-11 |
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