CN206386458U - A kind of gearbox - Google Patents
A kind of gearbox Download PDFInfo
- Publication number
- CN206386458U CN206386458U CN201720072794.1U CN201720072794U CN206386458U CN 206386458 U CN206386458 U CN 206386458U CN 201720072794 U CN201720072794 U CN 201720072794U CN 206386458 U CN206386458 U CN 206386458U
- Authority
- CN
- China
- Prior art keywords
- shaft
- driven pulley
- driving shaft
- fixed
- driven
- 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.)
- Withdrawn - After Issue
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 230000001133 acceleration Effects 0.000 description 6
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model provides a kind of gearbox, including casing, input shaft, output shaft and variable units, input shaft one end is connected with motor, the other end is connected with variable units, the other end of variable units is connected with output shaft, input shaft and output shaft are fixed on casing by bearing, variable units include drive end and driven end, drive end includes driving shaft and multiple actuating cams, multiple actuating cams are axially arranged in order and are fixed on driving shaft along driving shaft, the kinematic link being each hinged between driven pulley and corresponding actuating cam by two ends realizes that transmission coordinates, and the length of each kinematic link is consistent, locating wheel group coordinates with driven pulley, the axis of rotation of multiple driven pulleys is fixed on a straight line with driving shaft diameter parallel, and the axis of rotation of driven pulley and the axis of rotation of driving shaft form bias, output shaft is provided with the travelling gear consistent with driven pulley quantity, it is connected to per travelling gear by ratchet type overrunning clutch on output shaft.
Description
Technical field
The utility model is related to a kind of gearbox.
Background technology
Existing gearbox realizes the purpose of acceleration or deceleration using the gear drive between direct big little gear mostly,
But this structure is for the speed change of high transmission ratio, otherwise excessive is required to motor, or transmission stability is poor, simultaneously
Intensity requirement to input shaft and output is also higher, it is necessary to thicker axle could realize the acceleration or deceleration of high transmission ratio, so that
The cost and volume of whole gearbox are influenceed, is also to the size of casing somewhat by the mode of stage-geared and is produced into
Originally affect greatly.
The content of the invention
The utility model provides a kind of gearbox, with simple in construction, production cost it is low, can be suitably used for high transmission ratio and biography
Move stable advantage.
In order to solve the above technical problems, the utility model uses following technical scheme：A kind of gearbox, including it is casing, defeated
Enter axle, output shaft and variable units, input shaft one end is connected with motor, and the other end is connected with variable units, variable units
The other end is connected with output shaft, and input shaft and output shaft are fixed on casing by bearing, and the variable units are included actively
End and driven end, the drive end include driving shaft and multiple actuating cams, the multiple actuating cam along driving shaft axially according to
It is secondary arrange simultaneously be fixed on driving shaft, the protruding end of multiple actuating cams is uniformly distributed along the circumferencial direction of driving shaft, it is described from
Moved end includes multiple driven pulleys and locating wheel group, and the quantity of the driven pulley is consistent with actuating cam and corresponding matching, Mei Gecong
The kinematic link being all hinged between driving wheel and corresponding actuating cam by two ends realizes that transmission coordinates, described kinematic link one end
The protruding end of actuating cam is connected, the other end connects the inner ring of driven pulley, and the length of each kinematic link is consistent, described
Locating wheel group coordinates with driven pulley, and the axis of rotation of multiple driven pulleys is fixed on to the straight line of one and driving shaft diameter parallel
On, and the axis of rotation of driven pulley and the axis of rotation of driving shaft form bias, and locating wheel group includes at least three locating shafts,
Each locating shaft is provided with the locating wheel consistent with driven pulley quantity, and each driven pulley at least matches with three locating wheels
Close, the locating shaft two ends are fixed on casing by bearing, the output shaft is provided with the transmission consistent with driven pulley quantity
Gear, each travelling gear is connected on output shaft by ratchet type overrunning clutch.
The utility model is provided the benefit that：By motor belt motor driven input shaft, input shaft is driven by gear drive
Actuating cam on driving shaft, driving shaft is rotated with driving shaft, and drives driven pulley to rotate by kinematic link, in this level
In transmission process, because the protruding end of actuating cam is uniformly distributed successively on driving shaft along the circumferencial direction of driving shaft, simultaneously
By the locating wheel on locating shaft and the cooperation of driven pulley, the axis of rotation of driven pulley and the axis of rotation of driving shaft is set to be formed partially
The heart, when kinematic link drives driven pulley, only one of which actuating cam is in and most connect between kinematic link in multiple actuating cams
Nearly vertical a trip can provide the driving force of maximum, i.e., the driven pulley being connected with the actuating cam obtains maximum add
Turn of speed, and after the actuating cam has crossed best power source section, have next actuating cam and enter best power source section, and with
The driven pulley that one actuating cam is connected also obtain the acceleration of maximum, and so the form of relay obtains driven end successively
The acceleration of relative durations, and lasting acceleration is provided by travelling gear and ratchet type overrunning clutch for output shaft,
Persistently accelerate the final purpose for obtaining high transmission ratio by low-power so as to reach.
Further, the locating shaft of described more than three is uniformly distributed along the circumferencial direction of driven pulley, equally distributed fixed
Position axle can more stably fix the shaft center line of driven pulley, and the abrasion between several driven pulleys and locating wheel is also more flat
.
Further, the driven pulley includes the whole fixed part of transmission teeth portion peace, and the transmission teeth portion is passed with travelling gear
Dynamic to coordinate, the locating wheel of the smooth fixed part and locating shaft coordinates, and sets smooth fixed part to go on driven pulley fixed with locating wheel
Position will not shake than directly going locating effect more preferably with transmission teeth portion, wear and tear also small, and the consumption to transmission is also few.
Further, provided with fixed connecting rod between the driving shaft and input shaft, the fixed connecting rod two ends respectively with master
Moving axis and input shaft rotatably coordinate, and fixed the distance between connecting rod rigid drive shaft and input shaft, the fixed connecting rod
On be additionally provided with regulation connecting rod, the tank ends and be respectively provided with a loose slot, the regulation connecting rod two ends respectively with it is corresponding
Loose slot is engaged, and regulation connecting rod moves along loose slot and drives fixed connecting rod to move, and driving shaft is revolved around the axis of input shaft
Transfer is dynamic, and the regulation connecting rod other end is connected with regulation stall, and the regulation stall is stretched out outside casing, sets regulation connecting rod to drive
Driving shaft is in rotary moving around input shaft, it is possible to achieve different eccentric distance between driving shaft and driven pulley, so as to realize difference
The ratio that drives up, eccentric distance is bigger, driving force need it is bigger, while acceleration effect is better, by exposing outside the enclosure
Regulation stall be can be achieved difference drive up than switching.
A kind of plastic packaging machine that the utility model is provided is further described in detail with reference to the accompanying drawings and examples.
Brief description of the drawings
Fig. 1 is a kind of appearance schematic diagram for gearbox that the utility model is provided.
Fig. 2 is the structural representation after the housing perspective in Fig. 1.
Fig. 3 is that housing removes the structural representation behind a side.
Fig. 4 is to remove the structural representation after housing.
Embodiment
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of gearbox that the utility model is provided, including it is casing 1, input shaft 2, defeated
Shaft 3 and variable units 4, one end of input shaft 2 are connected with motor, and the other end is connected with variable units 4, variable units 4 it is another
One end is connected with output shaft 3, and input shaft 2 and output shaft 3 are fixed on casing 1 by bearing, and the variable units 4 include master
Moved end 5 and driven end 6, the drive end 5 include driving shaft 7 and multiple actuating cams 8, and the multiple actuating cam 8 is along actively
Axle 7 is axially arranged in order and is fixed on driving shaft 7, and the circumferencial direction of the protruding ends of multiple actuating cams 8 along driving shaft 7 is uniform
Distribution, the driven end 6 includes multiple driven pulleys 9 and locating wheel group 10, and the quantity of the driven pulley 9 is consistent with actuating cam 8
And corresponding matching, the kinematic link 11 being hinged between each driven pulley 9 and corresponding actuating cam 8 by two ends, which is realized, to be driven
Coordinate, described one end of kinematic link 11 connects the protruding end of actuating cam 8, the other end connects the inner ring of driven pulley 9, and each
The length of kinematic link 11 is consistent, and the locating wheel group 10 coordinates with driven pulley 9, and the axis of rotation of multiple driven pulleys 9 is consolidated
It is scheduled on a straight line with the diameter parallel of driving shaft 7, and the axis of rotation of driven pulley 9 and the rotary shaft of driving shaft 7 are heart-shaped
Into bias, locating wheel group 10 includes at least three locating shafts 12, and each locating shaft 12 is provided with consistent with the quantity of driven pulley 9
Locating wheel 13, each driven pulley 9 is at least engaged with three locating wheels 13, and the two ends of locating shaft 12 are fixed on by bearing
On casing 1, the output shaft 3 is provided with the travelling gear 14 consistent with the quantity of driven pulley 9, and each travelling gear 14 passes through
Ratchet type overrunning clutch 15 is connected on output shaft 3, and the circumferencial direction of the locating shaft 12 of described more than three along driven pulley 9 is equal
Even distribution, the driven pulley 9 includes transmission teeth portion 9-1 peace whole fixed part 9-2, the transmission teeth portion 9-1 and travelling gear 14
Transmission coordinates, and the smooth fixed part 9-2 and locating shaft 12 locating wheel 12 coordinate, set between the driving shaft 7 and input shaft 2
There is fixed connecting rod 16, the fixed two ends of connecting rod 16 rotatably coordinate with driving shaft 7 and input shaft 2 respectively, and fixed connecting rod
Regulation connecting rod 17,1 liang of the casing are additionally provided with the distance between 16 rigid drive shafts 7 and input shaft 2, the fixed connecting rod 16
A loose slot 19 is respectively provided with end, regulation connecting rod 17 two ends are engaged with corresponding loose slot 19 respectively, adjust connecting rod
17 move along loose slot 19 and drive fixed connecting rod 16 to move, and make driving shaft 7 in rotary moving around the axis of input shaft 2, and regulation connects
The other end of bar 17 is connected with outside regulation stall 18, described regulation 18 stretching casings of shelves.
Claims (4)
1. a kind of gearbox, including casing (1), input shaft (2), output shaft (3) and variable units (4), input shaft (2) one end
It is connected with motor, the other end is connected with variable units (4), the other end of variable units (4) is connected with output shaft (3), input shaft
(2) it is fixed on output shaft (3) by bearing on casing (1), it is characterised in that：The variable units (4) include drive end
(5) and driven end (6), the drive end (5) includes driving shaft (7) and multiple actuating cams (8), the multiple actuating cam
(8) axially it is arranged in order and is fixed on driving shaft (7) along driving shaft (7), the protruding ends of multiple actuating cams (8) is along driving shaft
(7) circumferencial direction is uniformly distributed, and the driven end (6) includes multiple driven pulleys (9) and locating wheel group (10), the driven pulley
(9) quantity is consistent with actuating cam (8) and corresponding matching, logical between each driven pulley (9) and corresponding actuating cam (8)
Kinematic link (11) the realization transmission cooperation that two ends are hinged is crossed, described kinematic link (11) one end connects the convex of actuating cam (8)
Go out end, the inner ring of other end connection driven pulley (9), and the length of each kinematic link (11) is consistent, the locating wheel group
(10) coordinate with driven pulley (9), the axis of rotation of multiple driven pulleys (9) is fixed on one and driving shaft (7) diameter parallel
On straight line, and the axis of rotation of driven pulley (9) forms bias with the axis of rotation of driving shaft (7), and locating wheel group (10) includes
At least three locating shafts (12), each locating shaft (12) is provided with the locating wheel (13) consistent with driven pulley (9) quantity, often
Individual driven pulley (9) is at least engaged with three locating wheels (13), and locating shaft (12) two ends are fixed on casing (1) by bearing
On, the output shaft (3) is provided with the travelling gear (14) consistent with driven pulley (9) quantity, each travelling gear (14)
It is connected to by ratchet type overrunning clutch (15) on output shaft (3).
2. a kind of gearbox according to claim 1, it is characterised in that：The locating shaft (12) of described more than three is along driven
The circumferencial direction of wheel (9) is uniformly distributed.
3. a kind of gearbox according to claim 1, it is characterised in that：The driven pulley (9) includes transmission teeth portion (9-1)
The whole fixed part (9-2) of peace, the transmission teeth portion (9-1) is driven with travelling gear (14) to be coordinated, the smooth fixed part (9-2)
Coordinate with the locating wheel (13) of locating shaft (12).
4. a kind of gearbox according to claim 1, it is characterised in that：Set between the driving shaft (7) and input shaft (2)
There is fixed connecting rod (16), fixed connecting rod (16) two ends rotatably coordinate with driving shaft (7) and input shaft (2) respectively, and
Regulation is additionally provided with fixed the distance between connecting rod (16) rigid drive shaft (7) and input shaft (2), the fixed connecting rod (16) to connect
Be respectively provided with a loose slot (19) on bar (17), casing (1) two ends, described regulation connecting rod (17) two ends respectively with it is corresponding
Loose slot (19) is engaged, and regulation connecting rod (17) is along loose slot (19) movement and drives fixed connecting rod (16) mobile, makes driving shaft
(7) axis around input shaft (2) is in rotary moving, and regulation connecting rod (17) other end is connected with regulation stall (18), the regulation shelves
Position (18) is stretched out outside casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720072794.1U CN206386458U (en) | 2017-01-20 | 2017-01-20 | A kind of gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720072794.1U CN206386458U (en) | 2017-01-20 | 2017-01-20 | A kind of gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206386458U true CN206386458U (en) | 2017-08-08 |
Family
ID=59494485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720072794.1U Withdrawn - After Issue CN206386458U (en) | 2017-01-20 | 2017-01-20 | A kind of gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206386458U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555867A (en) * | 2017-01-20 | 2017-04-05 | 蔡明� | A kind of gearbox |
-
2017
- 2017-01-20 CN CN201720072794.1U patent/CN206386458U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555867A (en) * | 2017-01-20 | 2017-04-05 | 蔡明� | A kind of gearbox |
| CN106555867B (en) * | 2017-01-20 | 2018-09-11 | 蔡明� | A kind of gearbox |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170808 Effective date of abandoning: 20180911 |