CN209725152U - A kind of transmission combination gear - Google Patents
A kind of transmission combination gear Download PDFInfo
- Publication number
- CN209725152U CN209725152U CN201920494479.7U CN201920494479U CN209725152U CN 209725152 U CN209725152 U CN 209725152U CN 201920494479 U CN201920494479 U CN 201920494479U CN 209725152 U CN209725152 U CN 209725152U
- Authority
- CN
- China
- Prior art keywords
- diameter gear
- gear
- small
- connector
- large diameter
- 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.)
- Expired - Fee Related
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Abstract
The utility model provides a kind of transmission combination gear, belongs to machinery manufacturing technology field.It solves the problems such as existing transmission combination gear combination performance is unstable.This transmission combination gear, including large diameter gear and small-diameter gear, the outer big gear teeth are provided on the outer peripheral surface of large diameter gear, connecting hole one is offered at center, the outer small gear teeth are provided on the outer peripheral surface of small-diameter gear, connecting hole two is offered at center, there is axial raised assembly bench on small-diameter gear, assembly bench includes connector and connector, large diameter gear has the fitting groove being inserted into for assembly bench towards the end of small-diameter gear, assembly spring is additionally provided in fitting groove, large diameter gear is realized connected with small-diameter gear by connector, it is prevented and is loosened by assembly spring.The utility model have many advantages, such as it is convenient for disassembly and assembly, be not easy to loosen.
Description
Technical field
The utility model belongs to machinery manufacturing technology field, is related to a kind of transmission gear, in particular to a kind of speed changer
Built-up gear.
Background technique
Gear is the mechanical organ with teeth that can continuously engage passing movement and power on wheel rim, be mainly used in transmission shaft and
In speed changer, primarily served in transmission shaft power transmitting effect, in the transmission, using multi-stage gear combination by the way of come
Realize the function of gear-shift mechanism speed change.
Due to speed changer limited area, many gears all use fabricated structure to save space, by large diameter gear and
Small-diameter gear is composed, and the built up gear on existing market is just fabricated using integrally formed method mostly, by
There are stress difference between gear, thus caused by the degree of wear also can be different, any one of built up gear gear
Damage Shi Douhui cause it is whole scrap, lead to problems such as use cost increase.For this problem, many manufacturers are opened
Beginning sets about improving gear, by the removable combined detachable gear wheel that has been changed to of monoblock type, but since structure compares
Simply, in prolonged work, the generation of loose phenomenon is caused due to vibration etc., noise can be issued, meeting when serious
The slippage for causing gear influences the normal work of equipment.
Summary of the invention
The purpose of this utility model is provided a kind of convenient for disassembly and assembly, no for the above-mentioned problems in the prior art
The transmission combination gear easily loosened.
The purpose of this utility model can be realized by the following technical scheme: a kind of transmission combination gear, including major diameter
Gear and small-diameter gear are provided with the outer big gear teeth on the outer peripheral surface of the large diameter gear, connecting hole one, institute are offered at center
It is provided with the outer small gear teeth on the outer peripheral surface for the small-diameter gear stated, offers connecting hole two at center, which is characterized in that described is small
There is axial raised assembly bench, the assembly bench includes connector and connector, the large diameter gear court on diameter gear
There is the fitting groove being inserted into for assembly bench to the end of small-diameter gear, be additionally provided with assembly spring in the fitting groove, it is described
Large diameter gear by connector realize with small-diameter gear be connected, by assembly spring come prevent loosen.
The technical effect of the utility model are as follows: the transmission combination gear includes large diameter gear and small-diameter gear, for reality
It now connects, assembly bench is provided on small-diameter gear and is matched with the fitting groove of large diameter gear, assembly is additionally provided in fitting groove
Spring is applied to the effect on connector by assembly spring to prevent from loosening.
In a kind of above-mentioned transmission combination gear, the large diameter gear is towards having on a side end face of small-diameter gear
Outwardly convex guide pad, the guide pad are distributed along the outlet of connecting hole one, and the small-diameter gear is corresponding
The guide angle matched with guide pad is provided at position.
In a kind of above-mentioned transmission combination gear, the Zhou Jing of the connector is less than the Zhou Jing of connector.
In a kind of above-mentioned transmission combination gear, the assembly spring one end is resisted against the inner face of fitting groove
On, the other end passes through connector, is resisted against on the step surface of connector and connector.
In a kind of above-mentioned transmission combination gear, the trapezoidal shape in mounted elastically section, the one of major part
End is towards fitting groove, and one end of microcephaly is towards connector.
In a kind of above-mentioned transmission combination gear, detachably connected between the connector and fitting groove by screw thread
It connects.
In a kind of above-mentioned transmission combination gear, have on the side end face of the small-diameter gear towards large diameter gear
The guide edge of direction protrusion, has the guide groove for receiving guide edge on the large diameter gear, and the groove depth of the guide groove is greater than
The length of guide edge.
Compared with prior art, the utility model realizes large diameter gear and path tooth by way of assembly bench and fitting groove
The connection of wheel, and be provided with assembly spring and loosened to prevent, have convenient for disassembly and assembly.Steady advantage.
Detailed description of the invention
Fig. 1 is the overall structure cross-sectional view of the utility model.
In figure, 1, large diameter gear；2, small-diameter gear；3, the outer big gear teeth；4, connecting hole one；5, the outer small gear teeth；6, connecting hole
Two；7, assembly bench；8, connector；9, connector；10, fitting groove；11, spring is assembled；12, guide pad；13, guide angle；14, it leads
Xiang Bian；15, guide groove.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1, this transmission combination gear, including large diameter gear 1 and small-diameter gear 2, the outer peripheral surface of large diameter gear 1
On be provided with the outer big gear teeth 3, connecting hole 1 is offered at center, the outer small gear teeth 5 are provided on the outer peripheral surface of small-diameter gear 2, in
It offers connecting hole 26 at the heart, there is axial raised assembly bench 7 on small-diameter gear 2, assembly bench 7 includes connector 8 and connect
Body 9, large diameter gear 1 have the fitting groove 10 being inserted into for assembly bench 7 towards the end of small-diameter gear 2, also set up in fitting groove 10
There is an assembly spring 11, large diameter gear 1 is realized by connector 9 and is connected with small-diameter gear 2, is prevented out by assembly spring 11
Now loosen.
Further describe in detail, large diameter gear 1 towards on a side end face of small-diameter gear 2 with the guide pad 12 of outwardly convex,
Guide pad 12 is distributed along the outlet of connecting hole 1, and small-diameter gear 2 is provided at opposite position to be matched with guide pad 12
Guide angle 13.
It further describes in detail, the Zhou Jing of connector 8 is less than the Zhou Jing of connector 9.
It further describes in detail, assembly 11 one end of spring is resisted against on the inner face of fitting groove 10, and the other end passes through connector
8, it is resisted against on the step surface of connector 8 and connector 9.
Further describe in detail, assemble the trapezoidal shape in section of spring 11, one end of major part towards fitting groove 10, microcephaly's
One end is towards connector 9.
It further describes in detail, is detachably connected between connector 9 and fitting groove 10 by screw thread.
It further describes in detail, there is the guide edge 14 towards 1 direction of large diameter gear protrusion, institute on the side end face of small-diameter gear 2
There is the guide groove 15 for receiving guide edge 14, the groove depth of the guide groove 15 is greater than the length of guide edge 14 on the large diameter gear 1 stated
Degree.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although large diameter gear 1, small-diameter gear 2, the outer big gear teeth 3, connecting hole 1, the outer small gear teeth is used more herein
5, connecting hole 26, assembly bench 7, connector 8, connector 9, fitting groove 10, assembly spring 11, guide pad 12, guide angle 13, lead
To terms such as side 14, guide grooves 15, but it does not exclude the possibility of using other terms.The use of these items is only for more
Easily describe and explain the essence of the utility model；It is practical new with this for being construed as any additional limitation all
Type spirit is disagreed.
Claims (7)
1. a kind of transmission combination gear, including large diameter gear (1) and small-diameter gear (2), the periphery of the large diameter gear (1)
It is provided with the outer big gear teeth (3) on face, connecting hole one (4) is offered at center, is arranged on the outer peripheral surface of the small-diameter gear (2)
There are the outer small gear teeth (5), offer connecting hole two (6) at center, which is characterized in that has on the small-diameter gear (2) axial
The assembly bench (7) of protrusion, the assembly bench (7) includes connector (8) and connector (9), the large diameter gear (1) direction
The end of small-diameter gear (2) has the fitting groove (10) being inserted into for assembly bench (7), is additionally provided with dress in the fitting groove (10)
With spring (11), the large diameter gear (1) is realized by connector (9) and is connected with small-diameter gear (2), passes through assembly spring
(11) it is loosened to prevent.
2. a kind of transmission combination gear according to claim 1, which is characterized in that described large diameter gear (1) direction
With the guide pad (12) of outwardly convex on one side end face of small-diameter gear (2), the guide pad (12) is along connecting hole one (4)
Outlet distribution, the small-diameter gear (2) is provided with the guide angle matched with guide pad (12) at opposite position
(13).
3. a kind of transmission combination gear according to claim 1, which is characterized in that the Zhou Jing of the connector (8)
Less than the Zhou Jing of connector (9).
4. a kind of transmission combination gear according to claim 1, which is characterized in that described assembly spring (11) one end
It is resisted against on the inner face of fitting groove (10), the other end passes through connector (8), is resisted against connector (8) and connector (9)
On step surface.
5. a kind of transmission combination gear according to claim 1, which is characterized in that the assembly spring (11) is cut
The trapezoidal shape in face, one end of major part is towards fitting groove (10), and one end of microcephaly is towards connector (9).
6. a kind of transmission combination gear according to claim 1, which is characterized in that the connector (9) and assembly
Slot is detachably connected between (10) by screw thread.
7. a kind of transmission combination gear according to claim 1, which is characterized in that the side of the small-diameter gear (2)
There is the guide edge (14) towards large diameter gear (1) direction protrusion on end face, have on the large diameter gear (1) and receive guiding
The guide groove (15) on side (14), the groove depth of the guide groove (15) are greater than the length of guide edge (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920494479.7U CN209725152U (en) | 2019-04-12 | 2019-04-12 | A kind of transmission combination gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920494479.7U CN209725152U (en) | 2019-04-12 | 2019-04-12 | A kind of transmission combination gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209725152U true CN209725152U (en) | 2019-12-03 |
Family
ID=68691538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920494479.7U Expired - Fee Related CN209725152U (en) | 2019-04-12 | 2019-04-12 | A kind of transmission combination gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209725152U (en) |
-
2019
- 2019-04-12 CN CN201920494479.7U patent/CN209725152U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191203 |