CN203431106U - Gear reducer capable of carrying out speed regulating without being shut down - Google Patents
Gear reducer capable of carrying out speed regulating without being shut down Download PDFInfo
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- CN203431106U CN203431106U CN201320426119.6U CN201320426119U CN203431106U CN 203431106 U CN203431106 U CN 203431106U CN 201320426119 U CN201320426119 U CN 201320426119U CN 203431106 U CN203431106 U CN 203431106U
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- gear
- output shaft
- shut down
- shaft
- regulating wheel
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Abstract
The utility model discloses a gear reducer capable of carrying out speed regulating without being shut down. The gear reducer capable of carrying out the speed regulating without being shut down comprises a case body, an input shaft and an output shaft. The output shaft is provided with an input linkage gear, gear position gears are mounted on the output shaft in a sleeved mode, the gear position gears comprise a primary gear position gear and multiple levels of reduction gear position gears, the primary gear position gear is fixedly mounted on the input linkage gear, a plurality of floating steel balls are arranged on the output shaft, and a gear position regulating mechanism enabling the output shaft to be linked with the corresponding gear position gear is further arranged inside the output shaft. The gear reducer capable of carrying out the speed regulating without being shut down has the advantages that gear position regulation can be carried out conveniently by shifting a regulating wheel without being shut down, rotating movement is converted into linear movement through the mutually meshed regulating wheel and a central spindle, and the gear on a corresponding gear position is further driven to move, a gear shifting mechanism is simple in structure and stable and reliable in movement, and the case body is compact in structure and good in leakproofness.
Description
Technical field
The utility model relates to a kind of gear reduction unit, specifically refers to a kind of gear reduction unit that can not shut down speed governing.
Background technique
In prior art, gear reduction unit speed change normally realizes by straight-tooth sliding gear variable block, so just must wait gear reduction unit to stop and could shift gears, and has had a strong impact on working efficiency.In addition, sliding gear variable block casing need to have larger clearance spaces, sometimes also can off-gear, and the gearshift gear of easily damaging, causes larger noise and vibration.Gear reduction unit inefficient, large volume has restricted its extensive good application in woodworking machine industry.
Model utility content
Technical problem to be solved in the utility model is, provides that a kind of working efficiency is high, the little gear reduction unit that can not shut down speed governing takes up room.
For solving the problems of the technologies described above, the gear reduction unit that can not shut down speed governing that the utility model provides, it comprises casing, input shaft and output shaft, the axis of input shaft and the axis of output shaft are parallel to each other, on described output shaft, be provided with the input linkage gear being set with by clutch shaft bearing, input linkage gear and input shaft interlock; On output shaft, be also set with shifting gear, described shifting gear comprises elementary shifting gear and some grades of deceleration shifting gears, elementary shifting gear and the fixed installation of input linkage gear, elementary shifting gear and deceleration shifting gear at different levels all have inner spline groove, output shaft is provided with the some unsteady steel ball corresponding with inner spline groove position, is also provided with and float steel ball and corresponding inner spline groove can be supported to location and then make output shaft and the gear adjusting mechanism of corresponding shifting gear interlock in output shaft; In casing, be also provided with rotationally jack shaft, on jack shaft, fixed cover is equipped with respectively elementary gear transfer gear and the deceleration gear transfer gear with elementary shifting gear and deceleration shifting gear at different levels engagement.
As preferably, described gear adjusting mechanism comprises mandrel and regulating wheel, mandrel can axially movably be sleeved in output shaft, mandrel one end has straight-line follower under regulating wheel spinning movement drives, the mandrel the other end has can be by the positioning part of float steel ball jack-up relative inner spline groove location, and the axis of regulating wheel and the axis of output shaft are perpendicular.Intermeshing by mandrel and regulating wheel, drives the motion that cogs of corresponding gear, to reach the object of speed governing.
As preferably, described regulating wheel has regulating tooth, and the follower of mandrel is and the straight-tooth of regulating wheel engagement that mandrel positioning part is annular boss.
As preferably, described regulating wheel circumferentially evenly arranges some positioning grooves, and casing is provided with the elastic bead seat corresponding with regulating wheel positioning groove, is provided with hoodle and spring in elastic bead seat, and it is corresponding with the gear spacing of mandrel annular boss that regulating wheel positioning groove rotates spacing.Convenient adjusting, easily the gear on which gear of identification is in running order.
As preferably, input shaft and output shaft stretch out from casing homonymy, and casing opposite side arranges regulating wheel.
As preferably, input shaft and output shaft stretch out from casing homonymy, and regulating wheel is arranged on the homonymy that input shaft and output shaft pass, output shaft have for regulating wheel stretch into hollow chamber so that with the fluting of mandrel engagement.
As preferably, described input shaft is tooth axle, directly meshes interlock with input linkage gear.
As preferably, on described output shaft, be set with three grades of deceleration shifting gears, diameter and the number of teeth increase progressively successively; On jack shaft, corresponding fixed cover is equipped with three grades of deceleration gear transfer gears, and diameter and the number of teeth are successively decreased successively.
As preferably, described jack shaft is rotatably positioned setting by a pair of the second bearing and cabinet wall; Jack shaft and elementary gear transfer gear and deceleration gear transfer gear are fixed suit by spline and spline.
As preferably, described casing is fastened and is formed by two end caps, is bolted to connection; Seam crossing scribbles sealer; The power input hole and the power outlet aperture that supply input shaft and output shaft to pass are provided with oil sealing; Described input shaft has keyway, by being positioned at the first flat key and the driving mechanism suit location of keyway; Described output shaft has keyway, by being positioned at the second flat key and the mechanism loading suit location of keyway.
Adopt after above structure, the gear reduction unit that can not shut down speed governing of the present utility model compared with prior art, has the following advantages: by stirring regulating wheel, can under outage state, not carry out easily gear adjusting; By intermeshing regulating wheel and mandrel, spinning movement is transformed to mandrel straight line motion and then driven the motion that cogs of corresponding gear, gearshift is simple in structure, stable action is reliable; Housing structure is compact, good leak tightness.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the B-B sectional view of Fig. 2;
Fig. 4 is rear view of the present utility model;
Fig. 5 is the C portion enlarged view of Fig. 4.
Wherein: casing 1, input shaft 2, output shaft 3, clutch shaft bearing 4, input linkage gear 5, elementary shifting gear 6, deceleration shifting gear 7, unsteady steel ball 8, jack shaft 9, elementary gear transfer gear 10, deceleration gear transfer gear 11, mandrel 12, regulating wheel 13, annular boss 14, positioning groove 15, elastic bead seat 16, hoodle 17, spring 18, the second bearing 19, bolt 20, oil sealing 21, the first flat key 22, the second flat key 23.
Embodiment
Below by embodiment, the utility model will be further described by reference to the accompanying drawings.
As Figure 1-3, the gear reduction unit that can not shut down speed governing that the present embodiment provides, it comprises casing 1, input shaft 2 and output shaft 3, the axis of the axis of input shaft 2 and output shaft 3 is parallel to each other, on described output shaft 3, be provided with the input linkage gear 5 being set with by clutch shaft bearing 4, input linkage gear 5 and input shaft 2 interlocks; On output shaft 3, be also set with shifting gear, described shifting gear comprises elementary shifting gear 6 and three grades of deceleration shifting gears 7, elementary shifting gear 6 and 5 fixed installations of input linkage gear, elementary shifting gear 6 and deceleration shifting gear 7 at different levels all have inner spline groove, output shaft 3 is provided with the some unsteady steel ball 8 corresponding with inner spline groove position, is also provided with and the steel ball 8 that floats can be supported to location with corresponding inner spline groove and then made output shaft 3 and the gear adjusting mechanism of corresponding shifting gear interlock in output shaft 3; In casing 1, be also provided with rotationally jack shaft 9, on jack shaft 9, fixed cover is equipped with respectively elementary gear transfer gear 10 and the deceleration gear transfer gear 11 with elementary shifting gear 6 and deceleration shifting gear at different levels 7 engagements.
The gear adjusting mechanism of the present embodiment comprises mandrel 12 and regulating wheel 13, mandrel 12 can axially movably be sleeved in output shaft 3, mandrel 12 one end have straight-line follower under regulating wheel 13 spinning movements drive, mandrel 12 the other ends have can be by the positioning part of float steel ball 8 jack-up relative inner spline groove location, and the axis of the axis of regulating wheel 13 and output shaft 3 is perpendicular.For simplicity, described regulating wheel 13 has regulating tooth to the present embodiment, and the follower of mandrel 12 is and the straight-tooth of regulating wheel 13 engagements that mandrel 12 positioning parts are annular boss 14.
The regulating wheel 13 of the double dot dash line shown in Fig. 1 is that regulating wheel 13 stretches out from another direction of casing according to actual needs.
As shown in Fig. 4-5, regulating wheel 13 circumferentially evenly arranges some positioning grooves 15, casing 1 is provided with the elastic bead seat corresponding with regulating wheel positioning groove 15 16, is provided with hoodle 17 and spring 18 in elastic bead seat 16, and it is corresponding with the gear spacing of mandrel annular boss 14 that regulating wheel positioning groove 15 rotates spacing.
In the present embodiment, input shaft 2 and output shaft 3 stretch out from casing 1 homonymy, and casing 1 opposite side arranges regulating wheel 13.According to the specific needs of mounting point, also can be arranged to: input shaft 2 and output shaft 3 stretch out from casing 1 homonymy, regulating wheel 13 is arranged on the homonymy that input shaft 2 and output shaft 3 pass, output shaft 3 have for regulating wheel 13 stretch into hollow chamber so that with the fluting of mandrel engagement.
For saving space, input shaft 2 is tooth axle, directly meshes interlock with input linkage gear 5.
The present embodiment arranges fourth gear speed governing, is set with three grades of deceleration shifting gears 7 on output shaft 3, and diameter and the number of teeth increase progressively successively; On jack shaft 9, corresponding fixed cover is equipped with three grades of deceleration gear transfer gears 11, and diameter and the number of teeth are successively decreased successively.
Jack shaft 9 is rotatably positioned setting by a pair of the second bearing 19 with cabinet wall; Jack shaft 9 is fixed suit with elementary gear transfer gear 10 and deceleration gear transfer gear 11 by spline and spline.
Claims (10)
1. the gear reduction unit that can not shut down speed governing, it comprises casing, input shaft and output shaft, the axis of input shaft and the axis of output shaft are parallel to each other, it is characterized in that: on described output shaft, be provided with the input linkage gear being set with by clutch shaft bearing, input linkage gear and input shaft interlock; On output shaft, be also set with shifting gear, described shifting gear comprises elementary shifting gear and some grades of deceleration shifting gears, elementary shifting gear and the fixed installation of input linkage gear, elementary shifting gear and deceleration shifting gear at different levels all have inner spline groove, output shaft is provided with the some unsteady steel ball corresponding with inner spline groove position, is also provided with and float steel ball and corresponding inner spline groove can be supported to location and then make output shaft and the gear adjusting mechanism of corresponding shifting gear interlock in output shaft; In casing, be also provided with rotationally jack shaft, on jack shaft, fixed cover is equipped with respectively elementary gear transfer gear and the deceleration gear transfer gear with elementary shifting gear and deceleration shifting gear at different levels engagement.
2. the gear reduction unit that can not shut down speed governing according to claim 1; it is characterized in that: described gear adjusting mechanism comprises mandrel and regulating wheel; mandrel can axially movably be sleeved in output shaft; mandrel one end has straight-line follower under regulating wheel spinning movement drives; the mandrel the other end has can be by the positioning part of float steel ball jack-up relative inner spline groove location, and the axis of regulating wheel and the axis of output shaft are perpendicular.
3. the gear reduction unit that can not shut down speed governing according to claim 2, is characterized in that: described regulating wheel has regulating tooth, and the follower of mandrel is and the straight-tooth of regulating wheel engagement that mandrel positioning part is annular boss.
4. the gear reduction unit that can not shut down speed governing according to claim 3; it is characterized in that: described regulating wheel circumferentially evenly arranges some positioning grooves; casing is provided with the elastic bead seat corresponding with regulating wheel positioning groove; in elastic bead seat, be provided with hoodle and spring, it is corresponding with the gear spacing of mandrel annular boss that regulating wheel positioning groove rotates spacing.
5. the gear reduction unit that can not shut down speed governing according to claim 3, is characterized in that: input shaft and output shaft stretch out from casing homonymy, and casing opposite side arranges regulating wheel.
6. the gear reduction unit that can not shut down speed governing according to claim 3; it is characterized in that: input shaft and output shaft stretch out from casing homonymy; regulating wheel is arranged on the homonymy that input shaft and output shaft pass, output shaft have for regulating wheel stretch into hollow chamber so that with the fluting of mandrel engagement.
7. the gear reduction unit that can not shut down speed governing according to claim 1, is characterized in that: described input shaft is tooth axle, directly meshes interlock with input linkage gear.
8. the gear reduction unit that can not shut down speed governing according to claim 1, is characterized in that: on described output shaft, be set with three grades of deceleration shifting gears, diameter and the number of teeth increase progressively successively; On jack shaft, corresponding fixed cover is equipped with three grades of deceleration gear transfer gears, and diameter and the number of teeth are successively decreased successively.
9. the gear reduction unit that can not shut down speed governing according to claim 1, is characterized in that: described jack shaft is rotatably positioned setting by a pair of the second bearing and cabinet wall; Jack shaft and elementary gear transfer gear and deceleration gear transfer gear are fixed suit by spline and spline.
10. the gear reduction unit that can not shut down speed governing according to claim 1, is characterized in that: described casing is fastened and formed by two end caps, is bolted to connection; Seam crossing scribbles sealer; The power input hole and the power outlet aperture that supply input shaft and output shaft to pass are provided with oil sealing; Described input shaft has keyway, by being positioned at the first flat key and the driving mechanism suit location of keyway; Described output shaft has keyway, by being positioned at the second flat key and the mechanism loading suit location of keyway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320426119.6U CN203431106U (en) | 2013-07-16 | 2013-07-16 | Gear reducer capable of carrying out speed regulating without being shut down |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320426119.6U CN203431106U (en) | 2013-07-16 | 2013-07-16 | Gear reducer capable of carrying out speed regulating without being shut down |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203431106U true CN203431106U (en) | 2014-02-12 |
Family
ID=50060144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320426119.6U Expired - Lifetime CN203431106U (en) | 2013-07-16 | 2013-07-16 | Gear reducer capable of carrying out speed regulating without being shut down |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203431106U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696448A (en) * | 2015-04-01 | 2015-06-10 | 钟昆龙 | Stepless reduction transmission |
| CN109681606A (en) * | 2018-12-21 | 2019-04-26 | 佛山市罗斯特传动设备有限公司 | A kind of Adjustable device formula planet-gear speed reducer |
-
2013
- 2013-07-16 CN CN201320426119.6U patent/CN203431106U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696448A (en) * | 2015-04-01 | 2015-06-10 | 钟昆龙 | Stepless reduction transmission |
| CN104696448B (en) * | 2015-04-01 | 2017-04-19 | 钟昆龙 | Stepless reduction transmission |
| CN109681606A (en) * | 2018-12-21 | 2019-04-26 | 佛山市罗斯特传动设备有限公司 | A kind of Adjustable device formula planet-gear speed reducer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |