CN205118174U - There is not differential mode of being interrupted variable -speed motor of to shift gears - Google Patents
There is not differential mode of being interrupted variable -speed motor of to shift gears Download PDFInfo
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- CN205118174U CN205118174U CN201520905624.8U CN201520905624U CN205118174U CN 205118174 U CN205118174 U CN 205118174U CN 201520905624 U CN201520905624 U CN 201520905624U CN 205118174 U CN205118174 U CN 205118174U
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- 230000009286 beneficial effect Effects 0.000 description 3
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- 230000017525 heat dissipation Effects 0.000 description 2
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Abstract
The utility model provides a there is not differential mode of being interrupted variable -speed motor of to shift gears belongs to variable -speed motor machinery, and the output of differential mechanism is first output semi -axis and second output semi -axis respectively, passing dynamic wheel group and being two sets of, every biography dynamic wheel group includes through belt transmission's action wheel and follows the driving wheel, first clutch setting is between first output semi -axis and first biography dynamic wheel group's action wheel, and second output semi -axis is connected with the action wheel that the second passed dynamic wheel group, and the braking brake sets up on second output semi -axis, first biography dynamic wheel group from driving wheel and the 2nd clutch, the second passes dynamic wheel group's the variable -speed motor from the fixed gear ratio through being used for the speed reduction between driving wheel and the second clutch and is connected, first biography dynamic wheel group is connected with power output shaft from the driving wheel. This technical scheme utilizes the principle of differential mechanism, realizes that uninterruptedly switches power output shaft's exit velocity.
Description
Technical field
The utility model relates to variable-speed motor mechanical field, in particular to a kind of free of discontinuities differential mode shift-variable variable-speed motor.
Background technique
Variable-speed motor in existing machine industry is single gear ratio, " machine " herein refers to similar punch press, bender, tube bender, the machine of injection machine and press machine etc., and do not comprise automotive-type, " machine " mentioned below all refers to the machine that this place limits, existing machine need control the precision of variable-speed motor output terminal, variable-speed motor on automobile does not then need to control output accuracy, therefore, the variable-speed motor of automobile can not for existing machine, prior art is yet not used for the variable-speed motor that the gear ratio on existing machine is variable, therefore when selection is installed, the variable-speed motor of fixing gear ratio can only be selected, as selected the high pulling torque slow-speed of revolution or little moment of torsion height rotating speed, otherwise the power of increasing motor can only improve speed or moment of torsion, the technical program is the variable-speed motor of shift-variable for such Machinery Design, meet actual user demand, there is good practicability.
Model utility content
The purpose of this utility model is to provide a kind of free of discontinuities differential mode shift-variable variable-speed motor, to improve above-mentioned problem.
The utility model is achieved in that
The free of discontinuities differential mode shift-variable variable-speed motor that the utility model provides comprises motor, differential mechanism, driving wheel group, braking brake, first clutch, second clutch and pto＝power take-off; The output terminal of differential mechanism is two output axle shafts, is respectively the first output axle shaft and the second output axle shaft; Driving wheel group is two groups, is respectively the first driving wheel group and the second driving wheel group, and each driving wheel group comprises by bel-drivenn driving wheel and follower; Motor rotates for driving the input end of differential mechanism; First clutch is arranged between the driving wheel of the first output axle shaft and the first driving wheel group, and the second output axle shaft is connected with the driving wheel of the second driving wheel group, and braking brake is arranged on the second output axle shaft; The follower of the first driving wheel group is connected with second clutch, and the follower of the second driving wheel group is connected by the variable-speed motor of the fixing gear ratio for slowing down with between second clutch; The follower of the first driving wheel group is connected with pto＝power take-off.
Gearshift stage two steps respectively of this variable-speed motor, be respectively the high pulling torque slow-speed of revolution and little two stages of moment of torsion height rotating speed, the high pulling torque slow-speed of revolution stage: first clutch is in separated state, second clutch is in attracting state, braking brake is in separated state (namely not braking), the input end of motoring differential mechanism rotates, the transmission principle of differential mechanism is: can by the torque distribution of input on the first output axle shaft and the second output axle shaft, when the rotational resistance suffered by two output axle shafts there are differences, the torque of input will be assigned on a less output axle shaft of suffered resistance, this output axle shaft is driven to rotate, herein because the first output axle shaft is in off state with the driving wheel of the first driving wheel group under the effect of first clutch, therefore on torque distribution second output axle shaft that motor inputs by differential mechanism, braking brake is not braked, second output axle shaft drives the second driving wheel group to rotate, the rotating speed exported from the follower of the second driving wheel group is after variable-speed motor slows down, pto＝power take-off in the first driving wheel group exports, the rotating speed exported due to motor slows down through variable-speed motor, therefore the large torque slow-speed of revolution is exported by pto＝power take-off,
The little moment of torsion slow-speed of revolution stage: first clutch is in attracting state, second clutch is in separated state, braking brake is in braking state, the input end of motoring differential mechanism rotates, according to the transmission principle of differential mechanism, because power can not continue to hand on by the second output axle shaft under the braking action of braking brake, now differential mechanism by input power distribution on the first output axle shaft, second output axle shaft drives the first driving wheel group to rotate, this power transfers out through clutch end, the rotating speed that now clutch end exports is approximately the rotating speed that motor exports, realize high-revolving output.
Can learn in sum, the beneficial effect of the application: one, not only can realize two grades of speed changes, for existing machine provides a kind of variable-speed motor of shift-variable, and freely can switch height gear to realize high-speed mobile or the output of high moment of torsion; Two, differential mechanism is used, utilize two clutch alternations, the power of input is continual is connected to output terminal, therefore dynamic loss or power can not cut off phenomenon, control to make obstacle to by computer numerical control system highi degree of accuracy, and then realize the control to the precision of variable-speed motor output terminal; Three, adopt this variable-speed motor, existing machine industry can be enjoyed and use minimum power motor to realize at a high speed and the benefit of the output of high moment of torsion.It should be noted that: first clutch can adopt overrunning clutch, also can adopt magnetic clutch.
Further, the outside of pto＝power take-off is equipped with the first gear.
Clutch end is connected with external component by the first gear, realizes the output of power.
Further, variable-speed motor is speed reducer.
The effect of variable-speed motor herein, mainly in order to slow down, realizes the output of high pulling torque, therefore can use the variable-speed motor of fixing gear ratio, also can use speed reducer.
Further, the input end of differential mechanism is rotate the driven gear be arranged on the second output axle shaft, and driven gear is for driving two planetary gear rotations in differential mechanism.
The internal main of existing differential mechanism will comprise sided pyramidal gear, two planetary pinions and two sun gears, two sun gears are arranged side by side and are arranged on two output axle shafts of differential mechanism respectively, two planetary pinions are arranged side by side and are all engaged between two sun gears, be connected by framework between sided pyramidal gear with two planetary pinions, sided pyramidal gear drive two planetary pinions make revolution motion around the shaft axis of two output axle shafts, in prior art, sided pyramidal gear is power input gear, sided pyramidal gear is changed to spur gear herein, i.e. driven gear, conveniently realize the transmission of power between motor and differential mechanism, and make the setting position between motor and differential mechanism more reasonable.
Further, the output shaft of motor is provided with the second gear, the second gear engages with driven gear.
Power is inputted differential mechanism by intermeshing second gear and driven gear by motor, and driven gear and the second gear mainly play gearing, can not impact the principle of differential mechanism itself and transmission direction.
Further, the first driving wheel group and the second driving wheel group are arranged side by side, and the shaft axis of two driving wheels overlaps, and the shaft axis of two followers overlaps.
According to the annexation between each assembly, two driving wheel group are arranged side by side, and realize the rational deployment between each assembly in variable-speed motor.
Further, also comprise mounting base, differential mechanism, variable-speed motor are supported in mounting base.
Each parts are installed in mounting base, mount and dismount more convenient.
Further, mounting base is provided with two the first supporting bases, the first output axle shaft of differential mechanism and the second output axle shaft rotate respectively and are arranged on the first supporting base.
Installation like this, the two ends of differential mechanism are constant to be connected on the first supporting base, during practical operation when first clutch and braking brake, can not affect the setting position of differential mechanism, more convenient to operate.
Further, mounting base is provided with two the second supporting bases, the two end supports of the follower of the first driving wheel group is on the second supporting base.
Second supporting base is mainly played a supporting role, and ensures the normal operation of the follower of the first rotating group.
Further, belt is Timing Belt, and driving wheel and follower mate with belt respectively.
Timing Belt is because there is tooth, so compared with classical V-belt, flexibility is good, rapid heat dissipation, running are more steady.
The beneficial effects of the utility model: the technical program utilizes the transmission performance of differential mechanism, in conjunction with the switching between two clutches, realize the output speed switching pto＝power take-off incessantly, not only can realize two grades of speed changes, for existing machine provides a kind of variable-speed motor of shift-variable, and freely can switch height gear to realize high-speed mobile or the output of high moment of torsion.
Accompanying drawing explanation
In order to be illustrated more clearly in the technological scheme of the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
The overall structure schematic diagram of the free of discontinuities differential mode shift-variable variable-speed motor that Fig. 1 provides for the utility model embodiment;
Fig. 2 is the plan view of Fig. 1;
The first stage operating structure figure of the free of discontinuities differential mode shift-variable variable-speed motor that Fig. 3 provides for the utility model embodiment;
The second stage operating structure figure of the free of discontinuities differential mode shift-variable variable-speed motor that Fig. 4 provides for the utility model embodiment.
In figure:
Motor 102; Differential mechanism 103; Braking brake 104; First clutch 105; Second clutch 106; Driving wheel 107; Follower 108; Variable-speed motor 109; Pto＝power take-off 200; First gear 201; Driven gear 202; Second gear 203; Mounting base 204; Timing Belt 205.
Embodiment
For making the object of the utility model embodiment, technological scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.The assembly of the utility model embodiment describing and illustrate in usual accompanying drawing herein can be arranged with various different configuration and design.
Therefore, below to the detailed description of the embodiment of the present utility model provided in the accompanying drawings and the claimed scope of the present utility model of not intended to be limiting, but selected embodiment of the present utility model is only represented.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to define further it and explain in accompanying drawing subsequently.
In description of the present utility model, it should be noted that, term " first ", " second " etc. only for distinguishing description, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, also it should be noted that, unless otherwise clearly defined and limited, term " setting ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
Specific embodiment, referring to figs. 1 through Fig. 4.
As shown in Figure 1 to Figure 2, the free of discontinuities differential mode shift-variable variable-speed motor that the present embodiment provides comprises motor 102, differential mechanism 103, driving wheel group, braking brake 104, first clutch 105, second clutch 106 and pto＝power take-off 200; The output terminal of differential mechanism 103 is two output axle shafts, is respectively the first output axle shaft and the second output axle shaft; Driving wheel group is two groups, is respectively the first driving wheel group and the second driving wheel group, and each driving wheel group comprises by bel-drivenn driving wheel 107 and follower 108; Motor 102 rotates for driving the input end of differential mechanism 103; First clutch 105 is arranged between the driving wheel 107 of the first output axle shaft and the first driving wheel group, and the second output axle shaft is connected with the driving wheel 107 of the second driving wheel group, and braking brake 104 is arranged on the second output axle shaft; The follower 108 of the first driving wheel group is connected with second clutch 106, and the follower 108 of the second driving wheel group is connected by the variable-speed motor 109 of the fixing gear ratio for slowing down with between second clutch 106; The follower 108 of the first driving wheel group is connected with pto＝power take-off 200.
Above-mentioned annexation is met between each assembly of this variable-speed motor 109, position relationship between each assembly provided in the present embodiment, the preferred implementation of the position relationship between each assembly, the restriction of the position relationship between not forming assembly each in this variable-speed motor 109.
As shown in Figures 1 to 4, first driving wheel group and the second driving wheel group are arranged side by side, the shaft axis of two driving wheels 107 overlaps, the shaft axis of two followers 108 overlaps, this be according to each assembly between annexation design, two driving wheel group are arranged side by side, and realize the rational deployment between each assembly in variable-speed motor 109.
Wherein, differential mechanism 103, variable-speed motor 109 are supported in mounting base 204, are installed in mounting base 204 by each parts, mount and dismount more convenient.
Mounting base 204 is provided with two the first supporting bases, first output axle shaft of differential mechanism 103 and the second output axle shaft rotate respectively and are arranged on the first supporting base, installation like this, the two ends of differential mechanism 103 are constant to be connected on the first supporting base, during practical operation when first clutch 105 and braking brake 104, the setting position of differential mechanism 103 can not be affected, more convenient to operate.
In like manner, mounting base is provided with two the second supporting bases, the two end supports of the follower 108 of the first driving wheel group is on the second supporting base, and the second supporting base is mainly played a supporting role, and ensures the normal operation of the follower 108 of the first rotating group.
In the present embodiment, as shown in Figures 1 to 4, connection between motor 102 and differential mechanism 103 is realized by following mode, the input end of differential mechanism 103 is rotate the driven gear 202 be arranged on the second output axle shaft, driven gear 202 is for driving two planetary gear rotations in differential mechanism 103, the output shaft of motor 102 is provided with the second gear 203, second gear 203 to engage with driven gear 202.
The internal main of existing differential mechanism 103 will comprise sided pyramidal gear, two planetary pinions and two sun gears, two sun gears are arranged side by side and are arranged on two output axle shafts of differential mechanism 103 respectively, two planetary pinions are arranged side by side and are all engaged between two sun gears, be connected by framework between sided pyramidal gear with two planetary pinions, sided pyramidal gear drive two planetary pinions make revolution motion around the shaft axis of two output axle shafts, in prior art, sided pyramidal gear is power input gear, sided pyramidal gear is changed to spur gear herein, i.e. driven gear 202, conveniently realize the transmission of power between motor 102 and differential mechanism 103, and make the setting position between motor 102 and differential mechanism 103 more reasonable.
Power is inputted differential mechanism 103 by intermeshing second gear 203 and driven gear 202 by motor 102, and driven gear 202 and the second gear 203 mainly play gearing, and the principle own to differential mechanism 103 and transmission direction can not impact.
It should be noted that: variable-speed motor 109 can be speed reducer.The effect of variable-speed motor 109 herein, mainly in order to slow down, realizes the output of high pulling torque, therefore can use the variable-speed motor 109 of fixing gear ratio, also can use speed reducer.
Belt is preferably Timing Belt 205, and driving wheel 107 and follower 108 mate with belt respectively.Timing Belt 205 is because there is tooth, so compared with classical V-belt, flexibility is good, rapid heat dissipation, running are more steady.
The outside of pto＝power take-off 200 is equipped with the first gear 201, and pto＝power take-off 200 is connected with external component by the first gear 201, realizes the output of power.
Gearshift stage two steps respectively of this variable-speed motor 109, are respectively the high pulling torque slow-speed of revolution and little two stages of moment of torsion height rotating speed:
The high pulling torque slow-speed of revolution stage, as shown in Figure 3: first clutch 105 is in separated state, second clutch 106 is in attracting state, braking brake 104 is in separated state (namely not braking), motor 102 drives the input end of differential mechanism 103 to rotate, the transmission principle of differential mechanism 103 is: can by the torque distribution of input on the first output axle shaft and the second output axle shaft, when the rotational resistance suffered by two output axle shafts there are differences, the torque of input will be assigned on a less output axle shaft of suffered resistance, this output axle shaft is driven to rotate, herein because the first output axle shaft is in off state with the driving wheel 107 of the first driving wheel group under the effect of first clutch 105, therefore on torque distribution second output axle shaft that motor 102 inputs by differential mechanism 103, braking brake 104 is not braked, second output axle shaft drives the second driving wheel group to rotate, the rotating speed exported from the follower 108 of the second driving wheel group is after variable-speed motor 109 slows down, pto＝power take-off 200 in the first driving wheel group exports, the rotating speed exported due to motor 102 slows down through variable-speed motor 109, therefore the large torque slow-speed of revolution is exported by pto＝power take-off 200,
The little moment of torsion slow-speed of revolution stage, as shown in Figure 4: first clutch 105 is in attracting state, second clutch 106 is in separated state, braking brake 104 is in braking state, motor 102 drives the input end of differential mechanism 103 to rotate, according to the transmission principle of differential mechanism 103, because power can not continue to hand on by the second output axle shaft under the braking action of braking brake 104, now differential mechanism 103 by input power distribution on the first output axle shaft, second output axle shaft drives the first driving wheel group to rotate, this power transfers out through clutch end, the rotating speed that now clutch end exports is approximately the rotating speed that motor 102 exports, realize high-revolving output.
Can learn in sum, the beneficial effect of the application: one, not only can realize two grades of speed changes, for existing machine provides a kind of variable-speed motor 109 of shift-variable, and freely can switch height gear to realize high-speed mobile or the output of high moment of torsion; Two, differential mechanism 103 is used, utilize two clutch alternations, the power of input is continual is connected to output terminal, therefore dynamic loss or power phenomenon can not be cut off, control to make obstacle to by computer numerical control system highi degree of accuracy, and then realize the control to the precision of variable-speed motor 109 output terminal; Three, adopt this variable-speed motor 109, existing machine industry can be enjoyed and use minimum power motor to realize at a high speed and the benefit of the output of high moment of torsion.It should be noted that: first clutch 105 can adopt overrunning clutch, also can adopt magnetic clutch.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a free of discontinuities differential mode shift-variable variable-speed motor, is characterized in that, comprises motor, differential mechanism, driving wheel group, braking brake, first clutch, second clutch and pto＝power take-off; The output terminal of described differential mechanism is two output axle shafts, is respectively the first output axle shaft and the second output axle shaft; Described driving wheel group is two groups, is respectively the first driving wheel group and the second driving wheel group, and each described driving wheel group comprises by bel-drivenn driving wheel and follower;
Described motor rotates for driving the input end of described differential mechanism; Described first clutch is arranged between the driving wheel of described first output axle shaft and described first driving wheel group, and described second output axle shaft is connected with the driving wheel of described second driving wheel group, and described braking brake is arranged on described second output axle shaft;
The follower of described first driving wheel group is connected with described second clutch, and the follower of described second driving wheel group is connected by the variable-speed motor of the fixing gear ratio for slowing down with between described second clutch;
The follower of described first driving wheel group is connected with described pto＝power take-off.
2. free of discontinuities differential mode shift-variable variable-speed motor according to claim 1, it is characterized in that, the outside of described pto＝power take-off is equipped with the first gear.
3. free of discontinuities differential mode shift-variable variable-speed motor according to claim 1, it is characterized in that, described variable-speed motor is speed reducer.
4. free of discontinuities differential mode shift-variable variable-speed motor according to claim 1, it is characterized in that, the input end of described differential mechanism is rotate the driven gear be arranged on described second output axle shaft, and described driven gear is for driving two planetary gear rotations in described differential mechanism.
5. free of discontinuities differential mode shift-variable variable-speed motor according to claim 4, it is characterized in that, the output shaft of described motor is provided with the second gear, described second gear engages with described driven gear.
6. free of discontinuities differential mode shift-variable variable-speed motor according to claim 1, it is characterized in that, described first driving wheel group and described second driving wheel group are arranged side by side, and the shaft axis of two described driving wheels overlaps, and the shaft axis of two described followers overlaps.
7. free of discontinuities differential mode shift-variable variable-speed motor according to claim 1, it is characterized in that, also comprise mounting base, described differential mechanism, described variable-speed motor are supported in described mounting base.
8. free of discontinuities differential mode shift-variable variable-speed motor according to claim 7, it is characterized in that, described mounting base is provided with two the first supporting bases, described first output axle shaft of described differential mechanism and described second output axle shaft rotate respectively and are arranged on described first supporting base.
9. free of discontinuities differential mode shift-variable variable-speed motor according to claim 7, it is characterized in that, described mounting base is provided with two the second supporting bases, the two end supports of the follower of described first driving wheel group is on described second supporting base.
10. free of discontinuities differential mode shift-variable variable-speed motor according to claim 1, it is characterized in that, described belt is Timing Belt, and described driving wheel and described follower mate with described belt respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520905624.8U CN205118174U (en) | 2015-11-12 | 2015-11-12 | There is not differential mode of being interrupted variable -speed motor of to shift gears |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520905624.8U CN205118174U (en) | 2015-11-12 | 2015-11-12 | There is not differential mode of being interrupted variable -speed motor of to shift gears |
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| Publication Number | Publication Date |
|---|---|
| CN205118174U true CN205118174U (en) | 2016-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520905624.8U Expired - Fee Related CN205118174U (en) | 2015-11-12 | 2015-11-12 | There is not differential mode of being interrupted variable -speed motor of to shift gears |
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| CN (1) | CN205118174U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111442042A (en) * | 2020-05-12 | 2020-07-24 | 深圳中菱科技有限公司 | External rotor motor braking system and low-speed movement device with same |
-
2015
- 2015-11-12 CN CN201520905624.8U patent/CN205118174U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111442042A (en) * | 2020-05-12 | 2020-07-24 | 深圳中菱科技有限公司 | External rotor motor braking system and low-speed movement device with same |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160330 |