CN112984082A - Gear box structure - Google Patents
Gear box structure Download PDFInfo
- Publication number
- CN112984082A CN112984082A CN202110420472.2A CN202110420472A CN112984082A CN 112984082 A CN112984082 A CN 112984082A CN 202110420472 A CN202110420472 A CN 202110420472A CN 112984082 A CN112984082 A CN 112984082A
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- Prior art keywords
- gear
- teeth
- base
- output
- tooth
- 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
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 59
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000009347 mechanical transmission Effects 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 210000003781 tooth socket Anatomy 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
-
- 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
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
- F16H57/082—Planet carriers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention discloses a gear box structure, which comprises an input transmission assembly and a gear box, wherein the input transmission assembly comprises a gear box body and a gear box body; the gearbox comprises a base, transmission teeth, a supporting shaft, an inner gear ring, a gear carrier, a first gear, gear carrier teeth, a second gear, output teeth and a box body; the base is arranged on the input transmission assembly; the transmission gear is arranged on the base and is meshed and connected with the input transmission assembly; the supporting shaft is arranged at the top of the base; the output gear, the gear rack gear and the inner gear ring are sequentially arranged on the support shaft from top to bottom, the gear rack is arranged on the inner gear ring, the first gear is arranged on the gear rack, and the inner gear ring is respectively meshed with the transmission gear and the first gear; the second gear is arranged on the output gear and is meshed with the gear carrier gear; the box body is sleeved on the output gear, the gear rack, the inner gear ring and the base and is respectively connected with the first gear and the second gear in a meshing manner. The output gear is propped by the support shaft, so that the problem that the front surface of the output gear is stressed to extrude the internal gear is solved, and the transmission efficiency is high.
Description
Technical Field
The invention relates to the field of mechanical transmission design, in particular to a gear box structure.
Background
With the continuous development of science and technology, the development of mechanical transmission technology is promoted; at present, the gear transmission is most widely applied in mechanical transmission, and a gear box can be designed and manufactured based on the gear transmission principle; because the gear is adopted for transmission, the gear box has the advantages of compact structure, accurate transmission, reliable work, long service life and the like; however, the existing gear box has the defects that the output teeth of the gear box are stressed positively to extrude the internal gear in the working process, so that the transmission of the internal gear of the gear box is blocked, the transmission efficiency is reduced, and the transmission effect is poor.
Accordingly, the prior art is deficient and needs improvement.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a gearbox structure.
The technical scheme of the invention is as follows:
a gear box structure comprises an input force transmission assembly and a gear box, wherein the gear box is connected to the output end of the input force transmission assembly in a meshed mode, and the input force transmission assembly comprises a motor and motor teeth connected to the output end of the motor; the gearbox comprises a base, transmission teeth, a supporting shaft, an inner gear ring, a gear carrier, a plurality of first gears, gear carrier teeth, a plurality of second gears, output teeth and a box body; the base is arranged on the motor above the motor teeth, a first tooth groove is formed in the base, the transmission teeth are rotatably arranged in the first tooth groove, and the transmission teeth are meshed with the motor teeth; the supporting shaft is rotatably arranged at the top of the base, the inner gear ring is arranged on the supporting shaft above the base, the gear carrier is arranged above the inner gear ring, a plurality of second tooth grooves are distributed on the gear carrier, a rotatable first gear is arranged in each second tooth groove, and the inner gear ring is respectively meshed with the transmission teeth and the first gear; the output teeth and the wheel carrier teeth are sequentially arranged on the support shaft above the inner gear ring from top to bottom, the support shaft plays a role in supporting the output teeth, a plurality of third tooth grooves are distributed on the output teeth, a rotatable second gear is arranged in each third tooth groove, and the wheel carrier teeth are meshed with the second gears; the box from last to establishing in proper order down on output tooth, gear carrier, ring gear and the base, just the box corresponds be equipped with a circle of tooth on the position of first gear and second gear respectively, the box through self tooth respectively with first gear and second gear meshing are connected in order to realize the gear speed change.
Preferably, the gearbox further comprises a positioning block and a shaft sleeve; the top of the base is provided with a positioning groove, the positioning hole is arranged in the positioning groove, and the support shaft is rotatably and rotatably arranged on the positioning block; the shaft sleeve is arranged on the output tooth above the second gear and used for avoiding direct contact between the output tooth and the box body.
Preferably, the lower part of the box body is respectively provided with a plurality of clamping grooves, correspondingly, the base is respectively provided with a clamping block matched with the clamping groove at the position corresponding to each clamping groove, and the box body is detachably buckled and connected with the base through the clamping grooves and the clamping blocks.
Preferably, the upper part of the box body is respectively provided with a plurality of positioning grooves; the positioning grooves are used for forming four-side positioning and play a positioning role.
Preferably, the upper part of the box body is also provided with a plurality of lock screw holes respectively.
Preferably, the first gear is a planetary gear, and correspondingly, the gear carrier is a planetary carrier.
Preferably, the second gear is a planetary gear.
Preferably, the base is fixedly arranged on the motor through a plurality of screws.
Preferably, a plurality of positioning lugs are further arranged on the side wall of the base.
Preferably, the shaft sleeve is a copper shaft sleeve.
By adopting the scheme, the invention has the following beneficial effects:
1. the design that the supporting shaft supports against the output teeth effectively solves the problem that the front surfaces of the output teeth are stressed to extrude gears in the gear box, the gear transmission is not limited, the transmission efficiency is improved, the transmission effect is good, the design is exquisite, and the gear box is worthy of being widely popularized in the society;
2. closed transmission is adopted, so that the transmission environment is constantly guaranteed to be closed, good lubrication is further guaranteed, and the gear box is more durable;
3. the positioning grooves and the positioning lugs in the preferred scheme have a good positioning effect, and the screw holes are locked, so that additional punching is avoided, and the installation is more convenient;
4. in the preferred scheme, the gear carrier adopts an integrated structure, so that the space is smaller, the running is more stable, and the noise generated by the running of equipment can be effectively reduced;
5. in the preferred scheme, the single-tooth transmission design of the motor tooth driving transmission teeth is beneficial to reducing the cost and improving the transmission efficiency;
6. the application of copper axle sleeve among the preferred scheme can effectively avoid output tooth and box contact, and the wearability is good, can also guarantee that the external diameter of output tooth can not expand.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a top view of the structure of the present invention;
FIG. 3 is a cross-sectional view taken at view A-A of FIG. 2;
FIG. 4 is a cross-sectional view taken at view B-B of FIG. 2;
FIG. 5 is an exploded view of the structure of the present invention;
FIG. 6 is a perspective view of the present invention with the case removed;
fig. 7 is a perspective view of the present invention with the case removed from another angle.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
Referring to fig. 1 to 7, the present invention provides a gearbox structure, including an input transmission assembly and a gearbox, wherein the gearbox is engaged and connected to an output end of the input transmission assembly; the input force transmission assembly comprises a motor 1 and motor teeth 2 connected to the output end of the motor 1; the gearbox comprises a base 3, transmission teeth 4, a support shaft 5, an inner gear ring 6, a gear carrier 7, three first gears 8, wheel carrier teeth 9, three second gears 10, output teeth 11 and a box body 12; the base 3 is fixedly arranged on the motor 1 above the motor teeth 2, a first tooth groove matched with the transmission teeth 4 is formed in the base 3, the transmission teeth 4 can rotate around the axes of the transmission teeth 4 and are arranged in the first tooth groove, and the transmission teeth 4 are meshed with the motor teeth 2, so that the motor teeth 2 can drive the transmission teeth 4 to rotate around the axes of the transmission teeth 2 under the driving of the motor 1; the supporting shaft 5 is arranged above the first tooth socket and can rotate around the axis of the supporting shaft, the inner gear ring 6 is arranged above the base 3 and is arranged on the supporting shaft 5, the gear carrier 7 is arranged above the inner gear ring 6, three second tooth sockets matched with the first gear 8 are uniformly distributed on the gear carrier 7, a first gear 8 capable of rotating around the axis of the supporting shaft is arranged in each second tooth socket, the inner gear ring 6 is respectively connected with the transmission teeth 4 and the three first gears 8 in a meshed manner, when in use, the inner gear ring 6 can drive the first gear 8 to rotate under the driving of the transmission teeth 4, the supporting shaft 5 rotates along with the rotation of the inner gear ring 6 in the same direction, specifically, the first gear 8 is a planetary gear, and correspondingly, and the gear carrier 7 is a planetary carrier; the output teeth 11 and the wheel carrier teeth 9 are sequentially arranged on the support shaft 5 from top to bottom above the inner gear ring 6, three third tooth grooves matched with the second gears 10 are uniformly distributed on the output teeth 11, each third tooth groove is internally provided with one second gear 10 capable of rotating around the axis of the third tooth groove, the wheel carrier teeth 9 are respectively meshed with the three second gears 10, specifically, the second gears 10 are planetary gears, the output teeth 11 are driven by the support shaft 5 to rotate when the gearbox is used, and the support shaft 5 can play a supporting role for the output teeth 11, so that the support shaft 5 can support the output teeth 11 in the operation process of the gearbox, the front surface of the output teeth 11 is stressed and cannot extrude other gears in the gearbox, adverse effects on the transmission of the gears cannot be caused, and the transmission efficiency is improved; the box body 12 is sequentially sleeved on the output gear 11, the gear carrier 7, the inner gear ring 6 and the base 3 from top to bottom, so that closed transmission can be formed after the gearbox is assembled, a circle of teeth are respectively arranged on the positions, corresponding to the first gear 8 and the second gear 10, of the box body 12, the box body 12 is respectively in meshed connection with the first gear 8 and the second gear 10 through the teeth of the box body 12, and gear speed change is achieved;
further, the gearbox further comprises a positioning block 13 and a shaft sleeve 14; the top of the base 3 is provided with a positioning groove matched with the positioning block 13, the positioning hole is arranged in the positioning groove, and the support shaft 5 can rotate around the axis of the support shaft and is arranged on the positioning block 13; the shaft sleeve 14 is arranged on the output tooth 11 above the second gear 10, so that direct contact between the output tooth 11 and the box body 12 can be avoided, abrasion caused by friction between the output tooth 11 and the box body 12 is reduced, cost is saved, the position of the output tooth 11 can be fixed, vibration is effectively reduced, direction deviation of the output tooth 11 due to vibration is avoided, and transmission accuracy is ensured, specifically, the shaft sleeve 14 is a copper shaft sleeve 14;
the base 3 is also provided with two screws 15, and the base 3 is fixedly arranged on the motor 1 through the two screws 15; two positioning lugs 16 are further arranged on the side wall of the base 3, so that a positioning effect is achieved, and the gear box is convenient to mount and fix;
the lower part of the box body 12 is also respectively provided with four clamping grooves, correspondingly, the base 3 is respectively provided with a clamping block 17 matched with the clamping groove at the position corresponding to each clamping groove, and the box body 12 and the base 3 are detachably buckled and connected through the clamping grooves and the clamping blocks 17;
the upper part of the box body 12 is also respectively provided with four positioning grooves 18 and four locking screw holes 19, the four positioning grooves 18 form four-side positioning to play a good positioning role, and the four locking screw holes 19 are convenient for the installation and fixation of a gear box or the installation of external equipment upwards on a gear without extra punching;
in addition, the gear carrier 7 is an integrally formed integrated structure, so that the space is smaller, the sound is more stable during operation, and the noise generated during the operation of the equipment can be effectively reduced.
Compared with the prior art, the invention has the following beneficial effects:
1. the design that the supporting shaft supports against the output teeth effectively solves the problem that the front surfaces of the output teeth are stressed to extrude gears in the gear box, the gear transmission is not limited, the transmission efficiency is improved, the transmission effect is good, the design is exquisite, and the gear box is worthy of being widely popularized in the society;
2. closed transmission is adopted, so that the transmission environment is constantly guaranteed to be closed, good lubrication is further guaranteed, and the gear box is more durable;
3. the positioning grooves and the positioning lugs in the preferred scheme have a good positioning effect, and the screw holes are locked, so that additional punching is avoided, and the installation is more convenient;
4. in the preferred scheme, the gear carrier adopts an integrated structure, so that the space is smaller, the running is more stable, and the noise generated by the running of equipment can be effectively reduced;
5. in the preferred scheme, the single-tooth transmission design of the motor tooth driving transmission teeth is beneficial to reducing the cost and improving the transmission efficiency;
6. the application of copper axle sleeve among the preferred scheme can effectively avoid output tooth and box contact, and the wearability is good, can also guarantee that the external diameter of output tooth can not expand.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A gearbox arrangement comprising an input drive assembly and a gearbox, the gearbox being in meshing engagement with an output of the input drive assembly, wherein: the input force transmission assembly comprises a motor and motor teeth connected to the output end of the motor; the gearbox comprises a base, transmission teeth, a supporting shaft, an inner gear ring, a gear carrier, a plurality of first gears, gear carrier teeth, a plurality of second gears, output teeth and a box body; the base is arranged on the motor above the motor teeth, a first tooth groove is formed in the base, the transmission teeth are rotatably arranged in the first tooth groove, and the transmission teeth are meshed with the motor teeth; the supporting shaft is rotatably arranged at the top of the base, the inner gear ring is arranged on the supporting shaft above the base, the gear carrier is arranged above the inner gear ring, a plurality of second tooth grooves are distributed on the gear carrier, a rotatable first gear is arranged in each second tooth groove, and the inner gear ring is respectively meshed with the transmission teeth and the first gear; the output teeth and the wheel carrier teeth are sequentially arranged on the support shaft above the inner gear ring from top to bottom, the support shaft plays a role in supporting the output teeth, a plurality of third tooth grooves are distributed on the output teeth, a rotatable second gear is arranged in each third tooth groove, and the wheel carrier teeth are meshed with the second gears; the box from last to establishing in proper order down on output tooth, gear carrier, ring gear and the base, just the box corresponds be equipped with a circle of tooth on the position of first gear and second gear respectively, the box through self tooth respectively with first gear and second gear meshing are connected in order to realize the gear speed change.
2. A gearbox arrangement according to claim 1, characterised in that: the gearbox also comprises a positioning block and a shaft sleeve; the top of the base is provided with a positioning groove, the positioning hole is arranged in the positioning groove, and the support shaft is rotatably and rotatably arranged on the positioning block; the shaft sleeve is arranged on the output tooth above the second gear and used for avoiding direct contact between the output tooth and the box body.
3. A gearbox arrangement according to claim 1, characterised in that: the lower part of the box body is respectively provided with a plurality of clamping grooves, correspondingly, the positions of the base corresponding to the clamping grooves are respectively provided with a clamping block matched with the clamping groove for use, and the box body is detachably buckled and connected with the base through the clamping grooves and the clamping blocks.
4. A gearbox arrangement according to claim 1, characterised in that: the upper part of the box body is respectively provided with a plurality of positioning grooves; the positioning grooves are used for forming four-side positioning and play a positioning role.
5. A gearbox arrangement according to claim 1, characterised in that: the upper part of the box body is also provided with a plurality of lock screw holes respectively.
6. A gearbox arrangement according to claim 1, characterised in that: the first gear is a planetary gear, and correspondingly, the gear carrier is a planetary gear carrier.
7. A gearbox arrangement according to claim 1, characterised in that: the second gear is a planetary gear.
8. A gearbox arrangement according to claim 1, characterised in that: the base is fixedly arranged on the motor through a plurality of screws.
9. A gearbox arrangement according to claim 1, characterised in that: the side wall of the base is also provided with a plurality of positioning lugs.
10. A gearbox arrangement according to claim 2, characterised in that: the shaft sleeve is a copper shaft sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110420472.2A CN112984082A (en) | 2021-04-19 | 2021-04-19 | Gear box structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110420472.2A CN112984082A (en) | 2021-04-19 | 2021-04-19 | Gear box structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112984082A true CN112984082A (en) | 2021-06-18 |
Family
ID=76341169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110420472.2A Pending CN112984082A (en) | 2021-04-19 | 2021-04-19 | Gear box structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112984082A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113389879A (en) * | 2021-07-28 | 2021-09-14 | 东莞市勃航传动科技有限公司 | Precise motor gear box transmission device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140135166A1 (en) * | 2012-10-26 | 2014-05-15 | Johnson Electric S.A. | Planetary gearbox and process for assembling the same |
| CN207539310U (en) * | 2017-10-30 | 2018-06-26 | 常州格力博有限公司 | Epicyclic gearbox |
| CN111692292A (en) * | 2020-07-17 | 2020-09-22 | 浙江贝托传动科技有限公司 | High-integration two-stage large-torque speed reducer |
| US20210033187A1 (en) * | 2019-08-02 | 2021-02-04 | Enplas Corporation | Gear housing for a planetary gear device that structurally isolates an inner gear |
| CN215257732U (en) * | 2021-04-19 | 2021-12-21 | 东莞市勃航传动科技有限公司 | Gear box structure |
-
2021
- 2021-04-19 CN CN202110420472.2A patent/CN112984082A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140135166A1 (en) * | 2012-10-26 | 2014-05-15 | Johnson Electric S.A. | Planetary gearbox and process for assembling the same |
| CN207539310U (en) * | 2017-10-30 | 2018-06-26 | 常州格力博有限公司 | Epicyclic gearbox |
| US20210033187A1 (en) * | 2019-08-02 | 2021-02-04 | Enplas Corporation | Gear housing for a planetary gear device that structurally isolates an inner gear |
| CN111692292A (en) * | 2020-07-17 | 2020-09-22 | 浙江贝托传动科技有限公司 | High-integration two-stage large-torque speed reducer |
| CN215257732U (en) * | 2021-04-19 | 2021-12-21 | 东莞市勃航传动科技有限公司 | Gear box structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113389879A (en) * | 2021-07-28 | 2021-09-14 | 东莞市勃航传动科技有限公司 | Precise motor gear box transmission device |
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