CN104653739A - Speed changer - Google Patents
Speed changer Download PDFInfo
- Publication number
- CN104653739A CN104653739A CN201510101900.XA CN201510101900A CN104653739A CN 104653739 A CN104653739 A CN 104653739A CN 201510101900 A CN201510101900 A CN 201510101900A CN 104653739 A CN104653739 A CN 104653739A
- Authority
- CN
- China
- Prior art keywords
- cam
- output
- input
- connecting rod
- variable
- 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
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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
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
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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
- F16H53/00—Cams ; Non-rotary cams; or cam-followers, e.g. rollers for gearing mechanisms
Abstract
The invention provides a speed changer. The speed changer comprises a cam bearing, a body, an input cam, an output cam, an auxiliary cam, a cam mandril, an auxiliary cam mandril and an input shaft, wherein each cam comprises a cam body and a cam flange, the extending stroke quantity and return stroke quantity of the input cam and the output cam are in proportional relation, the body is provided with a cam mandril groove, and the cam mandril is provided with a cam clamping wheel; the input cam is fixedly arranged on the input shaft, the output cam, the auxiliary cam and the input shaft are hinged, and each cam is fixedly arranged in the body by virtue of the cam bearing. The output cam is provided with an output shaft used for rotating to output power, the output end of the body is provided with a connecting sliding groove and a connecting rod, the connecting rod is arranged in the connecting sliding groove, and the connecting rod is provided with an output cam clamping wheel used for outputting power linearly. The invention also provides an air compressor, the connecting rod of the speed changer is used for replacing a connecting rod of a cylinder of the air compressor so as to input power, and the speed changer is compact in structure, small in volume and high in working efficiency.
Description
Technical field
The invention belongs to mechanical field, be specifically related to a kind of variable-speed motor and air compressor.
Background technique
Variable-speed motor is the machinery or the hydraulic equipment that carry out machine power conversion, and large multiplex ordinary gear transmission, what also have uses Planetary Gear Transmission.The machine power of the usual high rotating speed that power source (internal-combustion engine or motor) produces by it, low moment of torsion converts the power of the more efficiently slow-speed of revolution and high moment of torsion to, to drive the mechanical devices such as live axle, differential mechanism, wheel.
Summary of the invention
The invention provides a kind of compact structure, volume is little, transmission efficiency is high variable-speed motor.
A kind of variable-speed motor, it comprises: camshaft bearing, body, input cam, output cam, cam follower, input shaft; Described input cam and output cam comprise cam body and camming rim; Described input cam becomes certain proportionate relationship with the rise quantity of output cam with backhaul quantity; Described body is provided with cam follower groove; Described cam follower is provided with output cam clip wheel, the input cam clip wheel of fixed range, and described clip wheel contains two rollers, and space between two rollers and camming rim match; Input cam is fixedly mounted on input shaft, and output cam and input shaft are hinged, and input cam and output cam are fixed in body by camshaft bearing;
Described a kind of variable-speed motor also comprises: the auxiliary cam identical with output cam and auxiliary cam push rod, auxiliary cam push rod is provided with output cam clip wheel and auxiliary cam clip wheel, cam follower is also provided with auxiliary cam clip wheel, auxiliary cam is arranged on the opposite side of input cam, identical with output cam mounting type;
Described output cam is provided with output shaft, rotates outputting power;
The output terminal of described body is provided with connecting rod chute and connecting rod, and connecting rod chute and cam follower groove are not point-blank; Connecting rod is arranged in connecting rod chute, and connecting rod is provided with output cam clip wheel, is clipped on the camming rim of output cam, straight line outputting power;
Described output cam diameter is greater than input cam.
Another object of the present invention is to provide a kind of air compressor.
A kind of air compressor: it comprises: a kind of variable-speed motor of above-mentioned straight line outputting power, air compressing cylinder and air inlet filter; The body of air compressing cylinder is fixed on the body of speed changer, and the connecting rod of speed changer substitutes the connecting rod of air compressing cylinder;
Also comprise: air cylinder, aerodynamic motor, its body is connected with variable-speed motor body at variable-speed motor input end, and pto＝power take-off is fixedly connected with the input shaft of variable-speed motor; Air compressing cylinder air outlet hole is connected with air cylinder, and air cylinder is connected with aerodynamic motor suction port;
Described aerodynamic motor air outlet is provided with air filter.
The invention provides a kind of variable-speed motor, it comprises: camshaft bearing, body, input cam, output cam, auxiliary cam, cam follower, auxiliary cam push rod, input shaft; Cam comprises cam body and camming rim; Described input cam becomes certain proportionate relationship with the rise quantity of output cam with backhaul quantity; Described body is provided with cam follower groove; Cam follower is provided with cam clip wheel; Input cam is fixedly mounted on input shaft, and output cam, auxiliary cam and input shaft are hinged, and each cam is fixed in body by camshaft bearing; Output cam is provided with output shaft, rotates outputting power; The output terminal of body is provided with connecting rod chute and connecting rod, and connecting rod is arranged in connecting rod chute, and connecting rod is provided with output cam clip wheel, straight line outputting power; Coaxial speed change; Additionally provide a kind of air compressor, substitute the connecting rod of air compressor cylinder, input power with the connecting rod of speed changer, compact structure, volume are little, working efficiency is high.
Accompanying drawing explanation
Fig. 1 is the plan view inventing a kind of variable-speed motor;
Fig. 2 is the plan view inventing a kind of variable-speed motor;
Fig. 3 is the A-A sectional view inventing a kind of variable-speed motor;
Fig. 4 is the B-B sectional view inventing a kind of variable-speed motor;
Fig. 5 is the A-A sectional view inventing a kind of air compressor;
Fig. 6 is the sectional view of the another mode of execution of a kind of air compressor of invention.
Embodiment
embodiment 1:
Refer to Fig. 1-4, a kind of variable-speed motor, it comprises: adpting flange body 1, camshaft bearing 2, body 3, auxiliary cam 4, input cam 5, auxiliary cam push rod 6, output cam 7, output shaft 8, cam follower 9, input shaft 10;
Described input cam 5 comprises input cam body 51 and input cam flange 52; Described output cam 7 comprises output cam body 71 and output cam flange 72; Described auxiliary cam 4 comprises auxiliary cam body 41 and auxiliary cam flange 42; Described body 3 is provided with some and is arranged symmetrically with cam follower groove 31; Described auxiliary cam push rod 6 is provided with the output cam clip wheel 61 of fixed range, auxiliary cam clip wheel 62; Described cam follower 9 is provided with the output cam clip wheel 91 of fixed range, input cam clip wheel 92, auxiliary cam clip wheel 93; Described cam clip wheel contains two rollers, and can match with camming rim in the space between two rollers; Auxiliary cam push rod 6 and cam follower 9 stroke of described auxiliary cam 4, input cam 5, output cam 7 correspondence are identical; Described auxiliary cam 4 is identical with the cam face of output cam 7, and namely both rise quantity is identical with backhaul quantity, and the pushrod movement rule that cam is corresponding is identical; Described input cam 5 becomes certain proportionate relationship with the rise quantity of output cam 7 with backhaul quantity;
Described input cam 5 is arranged on input shaft 10, and connects with key; Described output cam 7 is arranged on input shaft 10, and in the side of input cam 5, and be hinged between output cam 7 and input shaft 10, output cam 7 can freely rotate, and output cam body 71 is provided with output shaft 8; Described auxiliary cam 4 is arranged on input shaft 10, and at the opposite side of input cam 5, and be hinged between auxiliary cam 4 and input shaft 10, auxiliary cam 4 can freely rotate; Between each cam and body 3, camshaft bearing 2 is also housed; Described auxiliary cam push rod 6 and cam follower 9 are arranged in cam follower groove 31, and can be free to slide; The output cam clip wheel 91 of cam follower 9 matches with the output cam flange 72 of output cam 7, and input cam clip wheel 92 matches with the input cam flange 52 of input cam 5, and auxiliary cam clip wheel 93 matches with the auxiliary cam flange 42 of auxiliary cam 4; Output cam clip wheel 61 on auxiliary cam push rod 6 matches with the output cam flange 72 of output cam 7, and the auxiliary cam clip wheel 62 on auxiliary cam push rod 6 matches with the auxiliary cam flange 42 of auxiliary cam 4.
The diameter of described output cam 7 is greater than input cam 5.
In use, body 3 is fixed by adpting flange body 1 and power plant, input shaft 10 is connected to the output terminal of power plant, input shaft 10 drives input cam 5 to rotate, input cam 5 drives cam follower 9 mobile in cam follower groove 31, drive output cam 7 and auxiliary cam 4 to rotate simultaneously, assistant ejector pin 6 drives in cam follower groove 31 mobile by output cam 7, assistant ejector pin 6 drives auxiliary cam 4 to rotate, because cam follower 9 and assistant ejector pin 6 are for being arranged symmetrically with, ensure that output cam 7 is identical with the characteristics of motion of auxiliary cam 4, the design of assistant ejector pin simultaneously can balance the stress between input cam 5 and output cam 7 effectively.
Namely in use, input shaft 10 drives input cam 5 to rotate, the convert rotational motion of input cam 5 is the straight line motion in cam follower groove 31 of cam follower 9 by cam follower 9 by input cam 5, cam follower 9 drives output cam 7 and auxiliary cam 4 to rotate simultaneously, convert rotational motion is straight line motion by assistant ejector pin 6 by output cam 7, then drives auxiliary cam 4 to rotate by assistant ejector pin 6.Due to the restriction of cam follower, when input cam rotates a rise or backhaul, output cam is driven also to rotate a rise or backhaul, when input cam is different with backhaul quantity with the rise of output cam, the rotating speed of input cam and output cam will be different, so just reach the object of speed change.
Now set the rise of input cam 5 and backhaul quantity as a, the rise of output cam 7 and backhaul quantity are b, and input speed is x, and output speed is y:
y=x*a/b
embodiment 2:
Refer to Fig. 5, a kind of air compressor: it comprises: a kind of variable-speed motor described in embodiment 1, air compressing cylinder 13, the output terminal of described variable-speed motor body 3 is provided with connecting rod chute 32; With cam follower groove 31 not point-blank; Described air compressing cylinder 13 is fixed on a kind of variable-speed motor body 3, the connecting rod 12 of described air compressing cylinder 13 is provided with cam clip wheel 11, connecting rod 12 is arranged in cylinder column chute 32, and the cam clip wheel 11 of connecting rod 12 matches with the cam edge 72 of the output cam of variable-speed motor output cam 7.
During use, the input shaft 10 of variable-speed motor is connected with power plant, and drive output cam 7 to rotate, the cam edge 72 of the output cam of output cam 7 heads on connecting rod 12 and does straight line motion, pressurized air.
embodiment 3:
Refer to Fig. 6, a kind of air compressor, it comprises: a kind of air compressor described in embodiment 2, air cylinder 15, aerodynamic motor 16; Described aerodynamic motor 16 is connected with variable-speed motor body 3 at variable-speed motor input end; A kind of air filter 14 of air compressor is connected with air compressor cylinder suction port, and cylinder air outlet hole is connected with air cylinder 15, and air cylinder 15 is connected with aerodynamic motor 16 suction port, and described aerodynamic motor 16 air outlet is provided with air filter.
During use, starting drive starts, input shaft 10 rotates, and air after filtration device filtration enters cylinder pressurization, and pressurized air enters air cylinder 15 through cylinder air outlet, enter the entrance of aerodynamic motor 16 again, air motor rotates, and band driven input shaft rotates, and aerodynamic motor 16 exports the gas of discharging and discharges after secondary filter, air filter is the air filter that can filter PM2.5, and the air that aerodynamic motor 16 is discharged is not then containing the clean air of PM2.5.
Claims (8)
1. a variable-speed motor, is characterized in that, it comprises: camshaft bearing, body, input cam, output cam, cam follower, input shaft; Described input cam and output cam comprise cam body and camming rim; Described input cam becomes certain proportionate relationship with the rise quantity of output cam with backhaul quantity; Described body is provided with cam follower groove; Described cam follower is provided with output cam clip wheel, the input cam clip wheel of fixed range, and described clip wheel contains two rollers, and space between two rollers and camming rim match; Input cam is fixedly mounted on input shaft, and output cam and input shaft are hinged, and input cam and output cam are fixed in body by camshaft bearing.
2. a kind of variable-speed motor according to claim 1, it is characterized in that, also comprise: the auxiliary cam identical with output cam and auxiliary cam push rod, auxiliary cam push rod is provided with output cam clip wheel and auxiliary cam clip wheel, cam follower is also provided with auxiliary cam clip wheel, auxiliary cam is arranged on the opposite side of input cam, identical with output cam mounting type.
3. a kind of variable-speed motor according to claim 1 and 2, is characterized in that, also comprise: described output cam is provided with output shaft, rotates outputting power.
4. a kind of variable-speed motor according to claim 1 and 2, is characterized in that: the output terminal of described body is provided with connecting rod chute and connecting rod, and connecting rod chute and cam follower groove are not point-blank; Connecting rod is arranged in connecting rod chute, and connecting rod is provided with output cam clip wheel, is clipped on the camming rim of output cam, link linear outputting power.
5. a Ju a kind of variable-speed motor according to claim 4, is characterized in that: described output cam diameter is greater than input cam.
6. an air compressor, is characterized in that, it comprises: a kind of variable-speed motor according to claim 4, air compressing cylinder and air inlet filter; The body of air compressing cylinder is fixed on the body of speed changer, and the connecting rod of speed changer substitutes the connecting rod of air compressing cylinder.
7. a kind of air compressor according to claim 6, it is characterized in that, also comprise: air cylinder, aerodynamic motor, its body is connected with variable-speed motor body at variable-speed motor input end, and pto＝power take-off is fixedly connected with the input shaft of variable-speed motor; Air compressing cylinder air outlet hole is connected with air cylinder, and air cylinder is connected with aerodynamic motor suction port.
8. a kind of air compressor according to claim 7, is characterized in that, described aerodynamic motor air outlet is provided with air filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510101900.XA CN104653739B (en) | 2015-03-09 | 2015-03-09 | A kind of variable-speed motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510101900.XA CN104653739B (en) | 2015-03-09 | 2015-03-09 | A kind of variable-speed motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104653739A true CN104653739A (en) | 2015-05-27 |
| CN104653739B CN104653739B (en) | 2017-03-15 |
Family
ID=53245211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510101900.XA Expired - Fee Related CN104653739B (en) | 2015-03-09 | 2015-03-09 | A kind of variable-speed motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104653739B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001349425A (en) * | 2000-06-02 | 2001-12-21 | Aisin Ai Co Ltd | Transmission device |
| US20070227850A1 (en) * | 2005-06-10 | 2007-10-04 | Warn Industries, Inc. | Four-wheel drive center disconnect electric actuator |
| CN102720818A (en) * | 2012-06-18 | 2012-10-10 | 西南大学 | Mechanical, intelligent, adaptive, two-speed and multi-cam automatic transmission |
| CN203515801U (en) * | 2013-09-04 | 2014-04-02 | 孔建新 | Power device for converting linear motion into rotary motion |
| CN203822985U (en) * | 2014-04-30 | 2014-09-10 | 潘健 | Rotation reciprocating conversion mechanism |
| CN204477235U (en) * | 2015-03-09 | 2015-07-15 | 刘兴亚 | A kind of variable-speed motor and air compressor |
-
2015
- 2015-03-09 CN CN201510101900.XA patent/CN104653739B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001349425A (en) * | 2000-06-02 | 2001-12-21 | Aisin Ai Co Ltd | Transmission device |
| US20070227850A1 (en) * | 2005-06-10 | 2007-10-04 | Warn Industries, Inc. | Four-wheel drive center disconnect electric actuator |
| CN102720818A (en) * | 2012-06-18 | 2012-10-10 | 西南大学 | Mechanical, intelligent, adaptive, two-speed and multi-cam automatic transmission |
| CN203515801U (en) * | 2013-09-04 | 2014-04-02 | 孔建新 | Power device for converting linear motion into rotary motion |
| CN203822985U (en) * | 2014-04-30 | 2014-09-10 | 潘健 | Rotation reciprocating conversion mechanism |
| CN204477235U (en) * | 2015-03-09 | 2015-07-15 | 刘兴亚 | A kind of variable-speed motor and air compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104653739B (en) | 2017-03-15 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170315 |