CN221347783U - High-bearing and high-transmission-ratio speed reducer helical gear - Google Patents
High-bearing and high-transmission-ratio speed reducer helical gear Download PDFInfo
- Publication number
- CN221347783U CN221347783U CN202323272357.9U CN202323272357U CN221347783U CN 221347783 U CN221347783 U CN 221347783U CN 202323272357 U CN202323272357 U CN 202323272357U CN 221347783 U CN221347783 U CN 221347783U
- Authority
- CN
- China
- Prior art keywords
- gear
- annular
- hole
- speed reducer
- circular
- 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.)
- Active
Links
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000013011 mating Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- General Details Of Gearings (AREA)
- Gear Transmission (AREA)
Abstract
The utility model discloses a high-bearing large-transmission-ratio speed reducer helical gear, which comprises a first gear, wherein a connecting shaft is arranged in the first gear, one part of the connecting shaft protrudes out of the bottom of the first gear, the other part of the connecting shaft protrudes out of the upper side of the first gear, a second gear is sleeved outside the upper side part of the connecting shaft, a connecting component for integrally forming the first gear and the second gear is arranged between the second gear and the first gear, the gear needs to be meshed with a gear with smaller tooth number than the first gear, the second gear needs to be meshed with a gear with more tooth number than the first gear, the first gear and the second gear are connected into a whole, and the stability of transmission is greatly improved due to the arrangement of a middle block, an annular bulge, a round hole and an annular groove, so that the high-bearing capacity function is realized.
Description
Technical Field
The utility model relates to the technical field of bevel gears of speed reducers, in particular to a high-bearing high-transmission-ratio bevel gear of a speed reducer.
Background
The conventional helical gear is inclined in tooth form, so that the contact surface is large during meshing, the transmission stability after meshing is good, and the bearing capacity is high. However, when the gear is in power connection, the bearing capacity of the gear is determined by the stability of the connection between the shaft and the gear, so that the bearing capacity of the helical gear of the reducer with the large transmission ratio can be improved by improving the stability and the firmness of the connection between the shaft and the gear. There have been a great deal of research done.
Disclosure of utility model
The utility model aims to solve the technical problem of providing a high-bearing large-transmission-ratio speed reducer helical gear which can solve the problems in the prior art.
The utility model is realized by the following technical scheme: the utility model relates to a high-bearing large-transmission-ratio speed reducer helical gear which comprises a first gear, wherein a connecting shaft is arranged in the first gear, one part of the connecting shaft protrudes out of the bottom of the first gear, the other part of the connecting shaft protrudes out of the upper side of the first gear, a second gear is sleeved on the outer side of the upper side part of the connecting shaft, and a connecting assembly for integrally forming the first gear and the second gear is arranged between the second gear and the first gear.
According to a further technical scheme, a gear hole is formed in the second gear, the connecting shaft penetrates through the gear hole, and the connecting shaft is in power connection with the gear hole through a key groove and a key structure.
Further technical scheme, coupling assembling is including setting up the recess of first gear and second gear opposite face is provided with annular rubber spare between the recess, first gear and second gear utilize the recess card to establish in annular rubber spare's both sides, and annular rubber spare is fixed through bolt and nut with first gear and second gear lock, is provided with the through-hole in the annular rubber spare, the connecting axle passes the through-hole.
According to a further technical scheme, the groove comprises a circular annular groove, a plurality of circular holes which are distributed annularly are formed in the annular groove, inner holes are formed in the circular holes, and the inner holes penetrate through the first gear and the second gear.
According to a further technical scheme, the number of the round holes is an odd number.
Further technical scheme, annular rubber spare includes the intermediate block, the both sides of intermediate block are provided with annular protruding, annular protruding is annular structure, be provided with a plurality of circular barrels in the annular protruding, be provided with the barrel opening in the circular barrel.
According to a further technical scheme, the bolt comprises a matching bolt, the annular protrusion is clamped with the annular groove, the circular cylinder is clamped with the circular hole, the matching bolt penetrates through the inner hole and the cylinder hole from one end of the second gear or the first gear, a nut is arranged on the outer surface of the matching bolt, and the middle block is fixed between the first gear and the second gear.
The beneficial effects of the utility model are as follows:
1. The first gear and the second gear are integrally connected through the annular groove, the round hole, the middle block, the annular bulge and the cylindrical hole, so that the load of the connecting shaft is shared, and the gear with high bearing and large transmission ratio is arranged.
2. And the cooperation bolt passes barrel hole and hole, will first gear and second gear are connected fixedly and are formed integral type structure, can be right the cooperation bolt plays the guard action, and can improve the intermediate block sets up the connection stability between first gear and the second gear.
Drawings
For ease of illustration, the utility model is described in detail by the following specific examples and figures.
FIG. 1 is a schematic diagram of the overall structure of a high-load-bearing large-transmission-ratio speed reducer helical gear;
FIG. 2 is a schematic view of the internal structure of the gear of FIG. 1;
FIG. 3 is a schematic view of the other side of the internal structure of the gear of FIG. 2;
In the figure, a first gear 11, a second gear 13, a connecting shaft 14, an annular protrusion 15, an intermediate block 16, a mating bolt 17, a circular cylinder 18, a cylinder hole 19, an annular groove 21, a circular hole 22, an inner hole 23, and a gear hole 24.
Detailed Description
The present utility model will be described in detail with reference to fig. 1 to 3, and for convenience of description, the following orientations will be defined as follows: the helical gear of the high-bearing large-transmission-ratio speed reducer is characterized in that the helical gear of the high-bearing large-transmission-ratio speed reducer is identical with the projection relation of the helical gear of the high-bearing large-transmission-ratio speed reducer in the figure 1, the helical gear comprises a first gear 11, a connecting shaft 14 is arranged in the first gear 11, one part of the connecting shaft 14 protrudes out of the bottom of the first gear 11, the other part of the connecting shaft 14 protrudes out of the upper side of the first gear 11, a second gear 13 is sleeved on the outer side of the upper part of the connecting shaft 14, and a connecting assembly for integrally forming the first gear 11 and the second gear 13 is arranged between the second gear 13 and the first gear 11.
Advantageously, wherein the second gear 13 is provided with a gear hole 24 therein, the connecting shaft 14 passes through the gear hole 24, and the connecting shaft 14 and the gear hole 24 are in dynamic connection through a key way and a key structure.
The connecting assembly comprises grooves formed in opposite faces of the first gear 11 and the second gear 13, annular rubber pieces are arranged between the grooves, the first gear 11 and the second gear 13 are clamped on two sides of the annular rubber pieces through the grooves, the annular rubber pieces are locked and fixed with the first gear 11 and the second gear 13 through bolts and nuts, through holes are formed in the annular rubber pieces, and the connecting shaft 14 penetrates through the through holes.
Advantageously, the groove comprises an annular groove 21, a plurality of circular holes 22 distributed annularly are arranged in the annular groove 21, inner holes 23 are arranged in the circular holes 22, and the inner holes 23 penetrate through the first gear 11 and the second gear 13.
Advantageously, the number of holes 22 is an odd number.
Advantageously, the annular rubber member comprises an intermediate block 16, annular protrusions 15 are arranged on two sides of the intermediate block 16, the annular protrusions 15 are of annular structures, a plurality of circular cylinders 18 are arranged in the annular protrusions 15, and cylinder holes 19 are formed in the circular cylinders 18.
Advantageously, wherein the bolt comprises a mating bolt 17, the annular projection 15 is clamped with the annular groove 21, the circular cylinder 18 is clamped with the circular hole 22, the mating bolt 17 passes through the inner hole 23 and the cylinder hole 19 from one end of the second gear 13 or the first gear 11, and a nut is arranged on the outer surface of the mating bolt 17 to fix the intermediate block 16 between the first gear 11 and the second gear 13.
The gear is characterized in that the first gear 11 is required to be meshed with a gear with smaller tooth number than the first gear, the second gear 13 is required to be meshed with a gear with more tooth number than the second gear, the first gear 11 and the second gear 13 are connected to form a whole, and the stability of transmission is improved greatly due to the arrangement of the middle block 16, the annular bulge 15, the round hole 22 and the annular groove 21, so that the stability and the firmness degree of the gear are improved greatly, and the function of high bearing capacity is realized.
When the first gear 11 and the second gear 13 are assembled, the middle block 16 and the annular protrusion 15 are placed between the first gear 11 and the second gear 13, the connecting shaft 14 passes through the inside of the middle block 16 and the gear hole 24 in the second gear 13, the connecting shaft 14 is in power connection with the gear hole 24, and then the first gear 11, the middle block 16 and the second gear 13 are connected and fixed by the matched bolts 17 to form a complete whole.
The above is merely a specific embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any changes or substitutions that do not undergo the inventive work should be covered in the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope defined by the claims.
Claims (5)
1. The utility model provides a high bearing big transmission ratio speed reducer helical gear, includes first gear (11), be provided with connecting axle (14) in first gear (11), its characterized in that, connecting axle (14) one part protrusion in the bottom of first gear (11), connecting axle (14) another part protrusion in the upside of first gear (11), connecting axle (14) upside part outside cover is equipped with second gear (13), be provided with between second gear (13) and first gear (11) will first gear (11) and second gear (13) form holistic coupling assembling;
The connecting assembly comprises grooves arranged on opposite surfaces of the first gear (11) and the second gear (13), an annular rubber piece is arranged between the grooves, the first gear (11) and the second gear (13) are clamped on two sides of the annular rubber piece through the grooves, the annular rubber piece is locked and fixed with the first gear (11) and the second gear (13) through bolts and nuts, through holes are formed in the annular rubber piece, and the connecting shaft (14) penetrates through the through holes.
2. The high-load-bearing large-gear-ratio speed reducer helical gear according to claim 1, wherein: the second gear (13) is internally provided with a gear hole (24), the connecting shaft (14) penetrates through the gear hole (24), and the connecting shaft (14) and the gear hole (24) are in power connection through a key groove and a key structure.
3. The high-load-bearing large-gear-ratio speed reducer helical gear according to claim 1, wherein: the groove comprises a circular annular groove (21), a plurality of circular holes (22) which are distributed annularly are formed in the circular groove (21), inner holes (23) are formed in the circular holes (22), and the inner holes (23) penetrate through the first gear (11) and the second gear (13).
4. A high load-bearing large gear ratio speed reducer helical gear according to claim 3, wherein: the annular rubber piece comprises a middle block (16), annular bulges (15) are arranged on two sides of the middle block (16), the annular bulges (15) are of annular structures, a plurality of circular cylinders (18) are arranged in the annular bulges (15), and cylinder holes (19) are formed in the circular cylinders (18).
5. The high-load-bearing large-gear-ratio speed reducer helical gear according to claim 4, wherein: the bolt includes cooperation bolt (17), annular bulge (15) with ring channel (21) blocks, circular cylinder (18) with round hole (22) block, cooperation bolt (17) follow one of them one end of second gear (13) or first gear (11) is passed hole (23) and tube hole (19) cooperation bolt (17) surface sets up the nut, will intermediate block (16) are fixed in between first gear (11) and second gear (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323272357.9U CN221347783U (en) | 2023-11-30 | 2023-11-30 | High-bearing and high-transmission-ratio speed reducer helical gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323272357.9U CN221347783U (en) | 2023-11-30 | 2023-11-30 | High-bearing and high-transmission-ratio speed reducer helical gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221347783U true CN221347783U (en) | 2024-07-16 |
Family
ID=91835485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323272357.9U Active CN221347783U (en) | 2023-11-30 | 2023-11-30 | High-bearing and high-transmission-ratio speed reducer helical gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221347783U (en) |
-
2023
- 2023-11-30 CN CN202323272357.9U patent/CN221347783U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN221347783U (en) | High-bearing and high-transmission-ratio speed reducer helical gear | |
| CN212155723U (en) | Through bridge reduction gear structure | |
| CN217316256U (en) | Cycloidal gear grinding tool | |
| CN215763078U (en) | High-strength single-stage straight-tooth single-support planetary reducer | |
| CN216279213U (en) | Sealed cycloidal speed reducer for heavy industrial robot | |
| CN212774743U (en) | Marine gear pump | |
| CN209762144U (en) | planetary reducer and robot | |
| CN216045249U (en) | Sealed cycloidal speed reducer for civil intelligent robot | |
| CN213117377U (en) | Sealing mechanism of electric push rod reduction box | |
| CN221604335U (en) | Battery-powered tightening tool multiplier | |
| CN220185759U (en) | Main reducer structure of automobile rear axle | |
| CN210637454U (en) | Planetary belt bevel gear assembly structure | |
| CN217519161U (en) | 6 shell tang cooperation structure about ton loader differential mechanism | |
| CN220870015U (en) | Speed reducer output end module and cycloid speed reducer | |
| CN104896020A (en) | Big power spiral bevel gear reducer | |
| CN208457046U (en) | A kind of tapping machine splined shaft | |
| CN220168389U (en) | Elastic coupling device for rubber gear | |
| CN214560916U (en) | Nested bevel gear transmission module for heavy-duty robot | |
| CN211550484U (en) | High-precision planetary reducer with pressing and sealing end cover structure | |
| CN214946204U (en) | One keeps off driven combination tooth forging and pressing spare | |
| CN220227690U (en) | High load gear transmission mechanism and power transmission system | |
| CN219198039U (en) | Gear crank connecting rod structure | |
| CN219692174U (en) | Driven bevel gear arrangement structure of main speed reducer | |
| CN212899561U (en) | Improved planetary reducer | |
| CN211009830U (en) | Novel diesel engine PTO gear combination structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |