CN204716920U - A kind of gear - Google Patents
A kind of gear Download PDFInfo
- Publication number
- CN204716920U CN204716920U CN201520282706.1U CN201520282706U CN204716920U CN 204716920 U CN204716920 U CN 204716920U CN 201520282706 U CN201520282706 U CN 201520282706U CN 204716920 U CN204716920 U CN 204716920U
- Authority
- CN
- China
- Prior art keywords
- gear
- gear mass
- mass
- driving bearing
- groove
- 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
Links
- 239000000956 alloy Substances 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 5
- 238000004080 punching Methods 0.000 claims description 3
- 239000004593 Epoxy Substances 0.000 abstract 3
- 229920003023 plastic Polymers 0.000 abstract 3
- 239000004033 plastic Substances 0.000 abstract 3
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 238000001746 injection moulding Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Landscapes
- Gears, Cams (AREA)
Abstract
The utility model discloses a kind of gear, comprise gear mass (1), gear mass (1) is hexagon nut shape, the middle part of gear mass (1) is provided with bolt hole (2), the groove (3) into isosceles trapezoid shape is equipped with in the middle part of six limits of gear mass (1), the bottom of groove (3) is the twice on upper base, and is the half of gear mass (1) length of side, and the degree of depth of groove (3) is the thick half in gear mass (1) limit.Gear of the present utility model, at the edge of gear mass, some grooves are set, conservation, reduces costs, and groove is horn-like, can when injection moulding epoxy plastics, accelerate the flowing of epoxy plastics, enhancing gear and epoxy plastics are combined closely, simplicity of design, handsome in appearance, have a good application prospect.
Description
Technical field
The utility model relates to mechanical transmission component technical field, is specifically related to a kind of gear.
Background technique
The combination of chain and gear is adopted in automobile, motorcycle, bicycle and various mechanical part widely as a kind of transmission part.At present, gear on the market, great majority adopt conventional casting techniques, and corner material is many, waste is large, and cost is high, and product efficiency is low, and, gear and driving bearing generally adopt the stubborn mode connect to fix, and the joint of gear and driving bearing easily offsets, and affects the transmission effect of gear.
Model utility content
The purpose of this utility model overcomes deficiency of the prior art, a kind of gear provided, gear mass is formed by the disposable pressing mold of alloy powder, and product efficiency is high, cuts the waste, cost-saving, gear and driving bearing joint is provided with draw-in groove and detent fit is fixed, good fixing effect, structure is simple, easy realization, has a good application prospect.
In order to achieve the above object, the technological scheme that the utility model adopts is:
A kind of gear, comprise gear mass, it is characterized in that: in the middle part of described gear mass, be provided with column-shaped projection, driving bearing mounting hole is provided with in described column-shaped projection, the bottom of described driving bearing mounting hole inwall is provided with fixing snap ring, the outer wall of described driving bearing mounting hole is also provided with two symmetrical locating stud mounting holes, the inwall of two locating stud mounting holes and driving bearing mounting hole is connected, and the gear mass outside described column-shaped projection is also provided with several lightening holes be spacedly distributed.
Aforesaid a kind of gear, is characterized in that: the quantity of described lightening hole is 6.
Aforesaid a kind of gear, is characterized in that: the diameter of described lightening hole is the half of gear mass radius.
Aforesaid a kind of gear, is characterized in that: described gear mass adopts alloy powder integrated punching to form.
Aforesaid a kind of gear, is characterized in that: described fixing snap ring and gear mass one-body molded, described fixing snap ring is provided with two symmetrical grooves, described groove be used for clamping driving bearing.
The beneficial effects of the utility model are: gear of the present utility model, gear mass is formed by the disposable pressing mold of alloy powder, product efficiency is high, cut the waste, cost-saving, gear and driving bearing joint is provided with draw-in groove and detent fit is fixed, good fixing effect, structure is simple, easily realizes, has a good application prospect.
Accompanying drawing explanation
Fig. 1 is the structural representation of gear of the present utility model.
The implication of drawing reference numeral is as follows:
1: gear mass; 2: column-shaped projection; 3: driving bearing mounting hole; 4: fixing snap ring; 5: groove; 6: locating stud mounting hole; 7: lightening hole.
Embodiment
Below in conjunction with Figure of description, the utility model is further described.
As shown in Figure 1, a kind of gear, comprise gear mass 1, column-shaped projection 2 is provided with in the middle part of gear mass 1, driving bearing mounting hole 3 is provided with in column-shaped projection 2, the bottom of driving bearing mounting hole 3 inwall is provided with fixing snap ring 4, fixing snap ring 4 is provided with two symmetrical grooves 8, groove 8 is for clamping driving bearing, the outer wall of driving bearing mounting hole 3 is also provided with two symmetrical locating stud mounting holes 6, two locating stud mounting holes 6 are connected with the inwall of driving bearing mounting hole 3, grafting locating stud in two locating stud mounting holes 6, fit 8 clamping driving bearing, ensure that the fixed effect of driving bearing is good, fix tightly solidity is strong, gear mass 1 outside column-shaped projection 2 is also provided with several lightening holes 7 be spacedly distributed, the quantity of lightening hole 7 is 6, the diameter of lightening hole 7 is the half of gear mass 1 radius, material can be saved, weight reduction, convenient transport, gear mass 1 adopts alloy powder integrated punching to form, and, fixing snap ring 4 is one-body molded with gear mass 1, product efficiency is high, cut the waste, cost-saving, structure is simple, easy realization, have a good application prospect.
More than show and describe basic principle of the present utility model, major character and advantage.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. a gear, comprise gear mass (1), it is characterized in that: described gear mass (1) middle part is provided with column-shaped projection (2), driving bearing mounting hole (3) is provided with in described column-shaped projection (2), the bottom of described driving bearing mounting hole (3) inwall is provided with fixing snap ring (4), the outer wall of described driving bearing mounting hole (3) is also provided with two symmetrical locating stud mounting holes (6), two locating stud mounting holes (6) are connected with the inwall of driving bearing mounting hole (3), the gear mass (1) in described column-shaped projection (2) outside is also provided with several lightening holes (7) be spacedly distributed.
2. a kind of gear according to claim 1, is characterized in that: the quantity of described lightening hole (7) is 6.
3. a kind of gear according to claim 1, is characterized in that: the diameter of described lightening hole (7) is the half of gear mass (1) radius.
4. a kind of gear according to claim 1, is characterized in that: described gear mass (1) adopts alloy powder integrated punching to form.
5. a kind of gear according to claim 1, is characterized in that: described fixing snap ring (4) is one-body molded with gear mass (1), and described fixing snap ring (4) is provided with two symmetrical grooves (5), and described groove (5) is for clamping driving bearing.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520282706.1U CN204716920U (en) | 2015-05-05 | 2015-05-05 | A kind of gear |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520282706.1U CN204716920U (en) | 2015-05-05 | 2015-05-05 | A kind of gear |
Publications (1)
Publication Number | Publication Date |
---|---|
CN204716920U true CN204716920U (en) | 2015-10-21 |
Family
ID=54315922
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201520282706.1U Expired - Fee Related CN204716920U (en) | 2015-05-05 | 2015-05-05 | A kind of gear |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN204716920U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105240488A (en) * | 2015-11-23 | 2016-01-13 | 重庆铠锐摩托车配件有限公司 | Gear structure |
-
2015
- 2015-05-05 CN CN201520282706.1U patent/CN204716920U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105240488A (en) * | 2015-11-23 | 2016-01-13 | 重庆铠锐摩托车配件有限公司 | Gear structure |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20160909 Address after: 223345, Huaian Town, Huaiyin District, Jiangsu Province, three towns (wharf town processing area) Patentee after: Huaian Huai Hydraulic Machinery Co., Ltd. Address before: 212000 Zhenjiang City, Jiangsu province Jingkou District Lotus Temple will Street No. 37 Building 1 room 205 Patentee before: Guo Jian |
|
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: 20151021 Termination date: 20170505 |