CN110513454A - A kind of transmission device - Google Patents
A kind of transmission device Download PDFInfo
- Publication number
- CN110513454A CN110513454A CN201910833894.5A CN201910833894A CN110513454A CN 110513454 A CN110513454 A CN 110513454A CN 201910833894 A CN201910833894 A CN 201910833894A CN 110513454 A CN110513454 A CN 110513454A
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- CN
- China
- Prior art keywords
- freewheel clutch
- driving wheel
- rack gear
- wheel
- mounting plate
- 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.)
- Pending
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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
- F16H19/00—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion
- F16H19/02—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion
- F16H19/04—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising a rack
- F16H19/043—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising a rack for converting reciprocating movement in a continuous rotary movement or vice versa, e.g. by opposite racks engaging intermittently for a part of the stroke
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention belongs to power mechanism technical fields, disclose a kind of transmission device, including mounting plate, rack gear is slidably connected on the mounting plate, the side of the rack gear is provided with the first freewheel clutch, the rack gear is provided with the second freewheel clutch far from the side of first freewheel clutch, and first freewheel clutch and second freewheel clutch are located along the same line, and the two sides of the rack gear are engaged with first freewheel clutch and second freewheel clutch respectively；The mounting plate is provided with the first driving wheel, the second driving wheel and power output wheel far from the rack gear on one side, the power output wheel is engaged with first driving wheel and second driving wheel respectively, first driving wheel is connect with first overrunning clutch coaxial, and second driving wheel surmounts coaxially connected with described second.Transmission structures of the invention are simple, and manufacturing cost is lower, and power loss is smaller in transmission process.
Description
Technical field
The invention belongs to power mechanism technical fields, and in particular to a kind of transmission device.
Background technique
Structure is complicated mostly for existing transmission device, and multiple gears, such as crank gear, power can usually be arranged
Transmit it is unbalanced, vibrated in use process it is larger, cause in use power loss it is more, transmission efficiency is not high.
Summary of the invention
In order to solve the above problems existing in the present technology, it is an object of that present invention to provide a kind of transmission devices.
The technical scheme adopted by the invention is as follows:
A kind of transmission device, including mounting plate slidably connect rack gear, the side setting of the rack gear on the mounting plate
There is the first freewheel clutch, the rack gear is provided with the second freewheel clutch, institute far from the side of first freewheel clutch
It states the first freewheel clutch and second freewheel clutch is located along the same line, the two sides of the rack gear are respectively with described
One freewheel clutch and second freewheel clutch engagement；The mounting plate is provided with the first biography far from the rack gear on one side
Driving wheel, the second driving wheel and power output wheel, the power output wheel are driven with first driving wheel and described second respectively
Wheel engagement, first driving wheel are connect with first overrunning clutch coaxial, and second driving wheel the second surpasses with described
It is more coaxially connected.
The rack gear is connected with external motive device, and the rack gear moves up and down under the drive of external motive device.
The rack gear moves downward, and the first freewheel clutch rotation, second freewheel clutch skids, first driving wheel
It is rotated under the drive of first freewheel clutch, second driving wheel is motionless, and first driving wheel drives institute in turn
State power output wheel rotation.The power output wheel drives other external device (ED)s to operate for being connected with other external device (ED)s.
Second driving wheel is engaged with the power output wheel, the power output wheel rotation, the second driving wheel rotation, and institute
It states the second freewheel clutch to skid under the drive of the rack gear, therefore second driving wheel drives in the power output wheel
When lower rotation, second freewheel clutch is still within slipping state.The rack gear moves upwards, first overdrive clutch
Device skids, and second freewheel clutch rotates under the drive of the rack gear, and second driving wheel surmounts described second
It is rotated under the drive of clutch, second freewheel clutch drives the power output wheel to rotate backward in turn.At this point, described
First driving wheel rotates under the drive of the power output wheel, and first freewheel clutch is under the drive of the rack gear
It skids, when first driving wheel rotates, first freewheel clutch is still within slipping state.
Structure is complicated mostly for existing transmission device, and multiple gears can usually be arranged, and leads to power in use
Lose more, transmission efficiency is not high.And existing crank gear, power transmission are unbalanced, vibrate in use process larger.
Transmission structures of the invention are simple, and the component used is less, and manufacturing cost is lower.By first freewheel clutch,
Second freewheel clutch, the first driving wheel, the second driving wheel, power output wheel and rack gear complete the transmitting of power, will
Linear motion is converted into rotary motion, and power loss is smaller in the transmittance process of power, by input power and output power phase
Separation, in the case that input power stops, output shaft can also rotate under the action of inertia.
Further, the two sides of the rack gear are provided with first latching tooth, first freewheel clutch of rack gear and described
The second latch is provided on the circumference side of two freewheel clutches, second latch is used to match with the first latching tooth
It closes.
Further, the rack gear is provided with guide rail close to second driving wheel on one side, sets on the mounting plate
It is equipped with the guide wheel for matching with the guide rail, guide wheel described at least two is provided on the mounting plate.
There are two the guide rail, the guide rail is triangular structure for setting on the mounting plate, and the guide rail is symmetrical arranged
In the mounting plate close to the one side of second driving wheel.The set guide wheel is even number on the mounting plate, every two
A guide wheel is one group, and guide wheel described in every group is symmetricly set on the mounting plate, and guide wheel described in every group is about the rack gear
Axisymmetrical.The sliding slot for matching with the guide rail is provided on the periphery of the guide wheel, the guide wheel is symmetrically set
It sets on the mounting plate.During sliding up and down, the guide rail slides the rack gear in the sliding slot.The guide wheel and
Guide rail is used to limit the movement of the rack gear, prevents rack gear run-off the straight during the motion, influences the transmitting of power.
Further, the transmission device further includes the first transmission shaft and second driving shaft, first transmission shaft
One end is connected with first driving wheel, and the one end of first transmission shaft far from first driving wheel the first surpasses with described
More clutch is connected；One end of the second driving shaft is connected with second driving wheel, and the second driving shaft is separate
One end of second driving wheel is connected with second freewheel clutch.
The first mounting hole for matching with first transmission shaft, first transmission are provided on the mounting plate
The one end of axis far from first driving wheel is connected after first mounting hole with first freewheel clutch.It is described
The second mounting hole for matching with the second driving shaft is provided on mounting plate, the second driving shaft is far from described
One end of two driving wheels is connected after passing through second mounting hole with second freewheel clutch.First mounting hole and
The center of circle of second mounting hole is located on same level straight line.
Further, first freewheel clutch includes the mounting disc being connected with first driving wheel and is used for
The ratchet matched with the mounting disc is provided at least three claw in the mounting disc, sets on the inner peripheral surface of the ratchet
It is equipped with the claw slot for matching with the claw；The claw includes round nose and connection integrated with the round nose
Dentation end, the round nose are connected with the mounting disc, and the dentation end with the claw slot for matching, the dentation
End is provided with spring, and the spring is connected far from the one end at the dentation end with the mounting disc.The excircle of the ratchet
The ratchet latch for being meshed with the rack gear is provided on face.
Further, the structure snd size of second freewheel clutch are identical as first freewheel clutch.
Further, through-hole is provided at the center of the mounting disc, the through-hole is used for and first transmission shaft
It matches.
Further, 4 claws are provided in the mounting disc.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
The invention has the benefit that
Transmission structures of the invention are simple, and the component used is less, and manufacturing cost is lower.Surmount by described first
Clutch, second freewheel clutch, the first driving wheel, the second driving wheel, power output wheel and rack gear complete power
Transmitting, is converted into rotary motion for linear motion, and power loss is smaller in the transmittance process of power, and transmission efficiency is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram at the back side of the present invention.
Fig. 2 is the positive structural schematic diagram of the present invention.
Fig. 3 is the structural schematic diagram of this practical first freewheel clutch.
Fig. 4 is the structural schematic diagram of rack gear of the present invention.
Fig. 5 is the positive structural schematic diagram of mounting plate of the present invention.
Fig. 6 is the structural schematic diagram of guide wheel of the present invention.
In figure: 1- mounting plate；2- rack gear；The first driving wheel of 3-；The second driving wheel of 4-；5- power output wheel；6- the first surpasses
More clutch；The second freewheel clutch of 7-；8- guide wheel；21- guide rail；The first transmission shaft of 31-；41- second driving shaft；51- installation
Axis；61- mounting disc；62- ratchet；63- claw axis；64- claw；65- spring 611- through-hole；621- claw slot.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the present invention is further elaborated.
Embodiment 1:
As shown in Figure 1 to Figure 2, a kind of transmission device of the present embodiment, including mounting plate 1, the company of sliding on the mounting plate 1
It is connected to rack gear 2, the side of the rack gear 2 is provided with the first freewheel clutch 6, and the rack gear 2 is far from first overdrive clutch
The side of device 6 is provided with the second freewheel clutch 7, and first freewheel clutch 6 and second freewheel clutch 7 are located at same
On one straight line, the two sides of the rack gear 2 are engaged with first freewheel clutch 6 and second freewheel clutch 7 respectively；Institute
It states mounting plate 1 and is provided with the first driving wheel 3, the second driving wheel 4 and power output wheel 5 on one side far from the rack gear 2, it is described dynamic
Power output wheel 5 is engaged with first driving wheel 3 and second driving wheel 4 respectively, first driving wheel 3 and described first
Freewheel clutch 6 is coaxially connected, and second driving wheel 4 surmounts coaxially connected with described second.
The rack gear 2 is connected with external motive device, and the rack gear 2 is transported up and down under the drive of external motive device
It is dynamic.The rack gear 2 moves downward, and first freewheel clutch 6 rotates, and second freewheel clutch 7 skids, and described first
Driving wheel 3 rotates under the drive of first freewheel clutch 6, and second driving wheel 4 is motionless, first driving wheel 3
And then the power output wheel 5 is driven to rotate.The power output wheel 5 drives other for being connected with other external device (ED)s
External device (ED) operating.Second driving wheel 4 is engaged with the power output wheel 5, and the power output wheel 5 rotates, and described the
The rotation of two driving wheels 4, and second freewheel clutch 7 skids under the drive of the rack gear 2, therefore second driving wheel
4 under the power output wheel 5 drives when rotating, and second freewheel clutch 7 is still within slipping state.The rack gear 2
It moving upwards, first freewheel clutch 6 skids, and second freewheel clutch 7 rotates under the drive of the rack gear 2,
Second driving wheel 4 rotates under the drive of second freewheel clutch 7, second freewheel clutch 7 and then drive
The power output wheel 5 rotates backward.At this point, first driving wheel 3 rotates under the drive of the power output wheel 5, and
First freewheel clutch 6 skids under the drive of the rack gear 2, and when first driving wheel 3 rotates, described first surmounts
Clutch 6 is still within slipping state.
Embodiment 2:
The present embodiment is the restriction optimized on the basis of above-described embodiment 1, as shown in Figure 1 to Figure 2, the present embodiment
A kind of transmission device, including mounting plate 1 slidably connects rack gear 2 on the mounting plate 1, and the side of the rack gear 2 is provided with
First freewheel clutch 6, the rack gear 2 are provided with the second freewheel clutch 7 far from the side of first freewheel clutch 6,
First freewheel clutch 6 and second freewheel clutch 7 are located along the same line, the two sides of the rack gear 2 respectively with
First freewheel clutch 6 and second freewheel clutch 7 engagement；The mounting plate 1 is set on one side far from the rack gear 2
Be equipped with the first driving wheel 3, the second driving wheel 4 and power output wheel 5, the power output wheel 5 respectively with first driving wheel 3
It is engaged with second driving wheel 4, first driving wheel 3 and first freewheel clutch 6 are coaxially connected, and described second passes
Driving wheel 4 surmounts coaxially connected with described second.
The rack gear 2 is connected with external motive device, and the rack gear 2 is transported up and down under the drive of external motive device
It is dynamic.The rack gear 2 moves downward, and first freewheel clutch 6 rotates, and second freewheel clutch 7 skids, and described first
Driving wheel 3 rotates under the drive of first freewheel clutch 6, and second driving wheel 4 is motionless, first driving wheel 3
And then the power output wheel 5 is driven to rotate.The power output wheel 5 drives other for being connected with other external device (ED)s
External device (ED) operating.Second driving wheel 4 is engaged with the power output wheel 5, and the power output wheel 5 rotates, and described the
The rotation of two driving wheels 4, and second freewheel clutch 7 skids under the drive of the rack gear 2, therefore second driving wheel
4 under the power output wheel 5 drives when rotating, and second freewheel clutch 7 is still within slipping state.The rack gear 2
It moving upwards, first freewheel clutch 6 skids, and second freewheel clutch 7 rotates under the drive of the rack gear 2,
Second driving wheel 4 rotates under the drive of second freewheel clutch 7, second freewheel clutch 7 and then drive
The power output wheel 5 rotates backward.At this point, first driving wheel 3 rotates under the drive of the power output wheel 5, and
First freewheel clutch 6 skids under the drive of the rack gear 2, and when first driving wheel 3 rotates, described first surmounts
Clutch 6 is still within slipping state.
The two sides of the rack gear 2 are provided with first latching tooth, and 2 first freewheel clutch 6 of rack gear and described second surmount
The second latch is provided on the circumference side of clutch 7, second latch with the first latching tooth for matching.
Embodiment 3:
The present embodiment is the restriction optimized on the basis of above-described embodiment 2, as shown in Figure 1 to Figure 3, the present embodiment
A kind of transmission device, including mounting plate 1 slidably connects rack gear 2 on the mounting plate 1, and the side of the rack gear 2 is provided with
First freewheel clutch 6, the rack gear 2 are provided with the second freewheel clutch 7 far from the side of first freewheel clutch 6,
First freewheel clutch 6 and second freewheel clutch 7 are located along the same line, the two sides of the rack gear 2 respectively with
First freewheel clutch 6 and second freewheel clutch 7 engagement；The mounting plate 1 is set on one side far from the rack gear 2
Be equipped with the first driving wheel 3, the second driving wheel 4 and power output wheel 5, the power output wheel 5 respectively with first driving wheel 3
It is engaged with second driving wheel 4, first driving wheel 3 and first freewheel clutch 6 are coaxially connected, and described second passes
Driving wheel 4 surmounts coaxially connected with described second.
The two sides of the rack gear 2 are provided with first latching tooth, and 2 first freewheel clutch 6 of rack gear and described second surmount
The second latch is provided on the circumference side of clutch 7, second latch with the first latching tooth for matching.
The rack gear 2 is provided with guide rail 21 close to second driving wheel 4 on one side, is arranged on the mounting plate 1 useful
In being provided with guide wheel 8 described at least two on the guide wheel 8 matched with the guide rail 21, the mounting plate 1.
Setting is triangular structure there are two the guide rail 21, the guide rail 21 on the mounting plate 1, and the guide rail 21 is right
The mounting plate 1 is arranged in close to the one side of second driving wheel 4 in title.The set guide wheel 8 is on the mounting plate 1
Even number, guide wheel 8 described in every two are one group, and guide wheel 8 described in every group is symmetricly set on the mounting plate 1, guide wheel 8 described in every group
Axisymmetrical about the rack gear 2.The cunning for matching with the guide rail 21 is provided on the periphery of the guide wheel 8
Slot, the guide wheel 8 are symmetricly set on the mounting plate 1.For the rack gear 2 during sliding up and down, the guide rail 21 is in institute
State sliding in sliding slot.The guide wheel 8 and guide rail 21 are used to limit the movement of the rack gear 2, prevent the rack gear 2 in motion process
Middle run-off the straight influences the transmitting of power.
The transmission device further includes the first transmission shaft 31 and second driving shaft 41, one end of first transmission shaft 31 with
First driving wheel 3 is connected, and the one end of first transmission shaft 31 far from first driving wheel 3 surmounts with described first
Clutch 6 is connected；One end of the second driving shaft 41 is connected with second driving wheel 4, the second driving shaft 41
One end far from second driving wheel 4 is connected with second freewheel clutch 7.
It is provided with the first mounting hole for matching with first transmission shaft 31 on the mounting plate 1, described first
Transmission shaft 31 far from first driving wheel 3 one end pass through first mounting hole after with 6 phase of the first freewheel clutch
Connection.The second mounting hole for matching with the second driving shaft 41, second transmission are provided on the mounting plate 1
The one end of axis 41 far from second driving wheel 4 is connected after second mounting hole with second freewheel clutch 7.
The center of circle of first mounting hole and second mounting hole is located on same level straight line.
First freewheel clutch 6 include the mounting disc 61 being connected with first driving wheel 3 and for it is described
The ratchet 62 that mounting disc 61 matches is provided at least three claw 64, the inner peripheral surface of the ratchet 62 in the mounting disc 61
On be provided with 64 slot of claw for matching with the claw 64；The claw 64 include round nose and with the round nose one
The dentation end of bodyization connection, the round nose are connected with the mounting disc 61, and the dentation end is used for and 64 slot of claw
It matches, the dentation end is provided with spring, and the one end of the spring far from the dentation end is connected with the mounting disc 61.
62 latch of ratchet for being meshed with the rack gear 2 is provided on the outer circumference surface of the ratchet 62.
The structure snd size of second freewheel clutch 7 are identical as first freewheel clutch 6.The mounting disc
Through-hole is provided at 61 center, the through-hole with first transmission shaft 31 for matching.It is arranged in the mounting disc 61
There are 4 claws 64.
The present invention is not limited to above-mentioned optional embodiment, anyone can show that other are various under the inspiration of the present invention
The product of form, however, make any variation in its shape or structure, it is all to fall into the claims in the present invention confining spectrum
Technical solution, be within the scope of the present invention.
Claims (8)
1. a kind of transmission device, it is characterised in that: including mounting plate, rack gear, the rack gear are slidably connected on the mounting plate
Side be provided with the first freewheel clutch, the rack gear is provided with second far from the side of first freewheel clutch and surmounts
Clutch, first freewheel clutch and second freewheel clutch are located along the same line, the two sides point of the rack gear
It is not engaged with first freewheel clutch and second freewheel clutch；The mounting plate is set on one side far from the rack gear
Be equipped with the first driving wheel, the second driving wheel and power output wheel, the power output wheel respectively with first driving wheel and institute
State the engagement of the second driving wheel, first driving wheel connect with first overrunning clutch coaxial, second driving wheel and
Described second surmount it is coaxially connected.
2. a kind of transmission device according to claim 1, it is characterised in that: the two sides of the rack gear are provided with the first card
It is provided with the second latch on the circumference side of tooth, first freewheel clutch and second freewheel clutch, described
Two latches with the first latching tooth for matching.
3. a kind of transmission device according to claim 2, it is characterised in that: the rack gear is close to second driving wheel
It is provided with guide rail on one side, the guide wheel for matching with the guide rail is provided on the mounting plate, is arranged on the mounting plate
There is guide wheel described at least two.
4. a kind of transmission device according to claim 3, it is characterised in that: further include the first transmission shaft and the second transmission
Axis, one end of first transmission shaft are connected with first driving wheel, and first transmission shaft is far from first transmission
One end of wheel is connected with first freewheel clutch；One end of the second driving shaft is connected with second driving wheel
It connects, the one end of the second driving shaft far from second driving wheel is connected with second freewheel clutch.
5. a kind of transmission device according to claim 4, it is characterised in that: first freewheel clutch include with it is described
The mounting disc that first driving wheel is connected and the ratchet for matching with the mounting disc are provided at least in the mounting disc
3 claws are provided with the claw slot for matching with the claw on the inner peripheral surface of the ratchet；The claw includes circle
The dentation end at shape end and connection integrated with the round nose, the round nose are connected with the mounting disc, the dentation end
For matching with the claw slot, the dentation end is provided with spring, the spring one end and institute far from the dentation end
Mounting disc is stated to be connected.
6. a kind of transmission device according to claim 5, it is characterised in that: the structure and ruler of second freewheel clutch
It is very little identical as first freewheel clutch.
7. a kind of transmission device according to claim 6, it is characterised in that: be provided at the center of the mounting disc logical
Hole, the through-hole with first transmission shaft for matching.
8. a kind of transmission device according to claim 7, it is characterised in that: be provided with 4 cards in the mounting disc
Pawl.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910833894.5A CN110513454A (en) | 2019-09-04 | 2019-09-04 | A kind of transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910833894.5A CN110513454A (en) | 2019-09-04 | 2019-09-04 | A kind of transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110513454A true CN110513454A (en) | 2019-11-29 |
Family
ID=68630895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910833894.5A Pending CN110513454A (en) | 2019-09-04 | 2019-09-04 | A kind of transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110513454A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040007938A (en) * | 2002-07-15 | 2004-01-28 | 기아자동차주식회사 | A parking brake cable pulling structure for a vehicle |
| CN201162632Y (en) * | 2007-09-21 | 2008-12-10 | 游图明 | Mechanical energy accumulation battery |
| JP2009162209A (en) * | 2008-01-07 | 2009-07-23 | Koichi Asakawa | Twin rachet engine |
| CN104214292A (en) * | 2014-08-18 | 2014-12-17 | 浙江大学 | Movement converting device |
| CN105699076B (en) * | 2016-04-14 | 2018-04-17 | 四川大学 | A kind of freewheel clutch endurance testing device |
-
2019
- 2019-09-04 CN CN201910833894.5A patent/CN110513454A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040007938A (en) * | 2002-07-15 | 2004-01-28 | 기아자동차주식회사 | A parking brake cable pulling structure for a vehicle |
| CN201162632Y (en) * | 2007-09-21 | 2008-12-10 | 游图明 | Mechanical energy accumulation battery |
| JP2009162209A (en) * | 2008-01-07 | 2009-07-23 | Koichi Asakawa | Twin rachet engine |
| CN104214292A (en) * | 2014-08-18 | 2014-12-17 | 浙江大学 | Movement converting device |
| CN105699076B (en) * | 2016-04-14 | 2018-04-17 | 四川大学 | A kind of freewheel clutch endurance testing device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20191129 |