CN2423433Y - Bidirectional fastening mechanism - Google Patents
Bidirectional fastening mechanism Download PDFInfo
- Publication number
- CN2423433Y CN2423433Y CN 00235705 CN00235705U CN2423433Y CN 2423433 Y CN2423433 Y CN 2423433Y CN 00235705 CN00235705 CN 00235705 CN 00235705 U CN00235705 U CN 00235705U CN 2423433 Y CN2423433 Y CN 2423433Y
- Authority
- CN
- China
- Prior art keywords
- twocouese
- transmission shaft
- locked mechanism
- mechanism according
- group
- 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 - Lifetime
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Abstract
The utility model relates to a bidirectional fastening mechanism, which comprises a stop component, rollers, wherein, the stop component is sheathed with a transmission shaft and is combined with a transmission component; the contact surfaces of the stop component and the transmission shaft are provided with a plurality of containing grooves which are divided into two groups, wherein, radial width of a group of containing grooves can gradually increase along clockwise direction, and the radial width of the other group of containing grooves can gradually increase along the counterclockwise direction. When the transmission shaft or the stop component bilaterally rotates in the positive and the negative directions, the rollers can totally be driven to close towards one end of a group of containing grooves with the narrower radial width, and accordingly, the roller is caused to stop on the external edges of the stop surface and the transmission shaft of the containing grooves. The transmission shaft, the stop component, and the transmission component are caused to rotate together.
Description
The utility model is the locked mechanism between relevant gear or roller and axle part, and especially relevant axle part all can be reached the twocouese locked mechanism of locking function when forward and reverse rotation.
The locked mechanism of general gear or roller and axle part sees also Fig. 1, Fig. 2 and shown in Figure 3: wherein to be provided with texture lines 11 interior to reach the locking effect for the axis hole 21 of filling in gear 2 for the junction plane of the axle part 1 of Fig. 1; This locking mode can be destroyed the junction plane of axis hole 21, and causes the disappearance that can't keep in repair.The locking mode of Fig. 2 is that axle spare 1 is processed into D type profile with in the D profile shaft hole 21 that is placed in gear 2; This locking mode needs carry out axle spare 1 processing of milling flat, and during its locking, is difficult for keeping the concentricity of a part 1 and tooth defeated 2.Fig. 3 is another kind of locking mode, is axle spare 1 to be packed in the axis hole 21 of gear 2 with two bolts 3, and this locking mode is assembled complexity, and can destroy the junction plane of a part 1, unfavorable adjustment and later maintenance operation.Above-mentioned various axle part 1 respectively has shortcoming with the locking mode of gear 2, finishes creation of the present utility model after the creator studies improvement again and again eventually.
Main purpose of the present utility model is providing a kind of twocouese locked mechanism, has the characteristic of tolerable axle spare than high tolerance, and can reduce and make and maintenance cost.
Another purpose of the present utility model is providing a kind of twocouese locked mechanism, can improve with axle part locking after concentricity.
A kind of twocouese locked mechanism of the utility model is to comprise to ending member and roller forming; It is characterized in that, should establish axis hole for ccontaining transmission shaft to ending member, should support on the surface of contact that ends member and transmission shaft and offer a plurality of containing grooves, for placing roller, these containing grooves divide two groups, wherein the radial width of one group of containing groove increases progressively along clockwise direction, and the radial width of another group containing groove increases progressively in the counterclockwise direction.
Wherein this arbitrary group of containing groove has at least three to be equal angular configuration.
Wherein the longitudinal opening of these containing grooves is in conjunction with a cover plate.
Wherein should support and end member peripheral bond one dirivig member.
Should be one-body molded wherein to ending member and dirivig member.
Wherein this dirivig member is gear, roller or cam.
Wherein these two groups of containing groove submission mispairing are put.
Other purposes of the present utility model, effect and embodiment see also graphic being described in detail as follows, wherein:
Fig. 1 is first kind of known locked mechanism schematic representation.
Fig. 2 is second kind of known locked mechanism schematic representation.
Fig. 3 is the third known locked mechanism schematic representation.
Fig. 4 is the roller key plan of folk prescription to the clockwise and anticlockwise of rotation motion bearing.
Fig. 5 is just changeing schematic representation for the utility model axle spare.
Fig. 6 is the utility model axle spare counter-rotating schematic representation.
The utility model is to utilize No. the 175169th, national patent announcement " folk prescription is to the rotation motion bearing ", has the twocouese locking function and reach.See also shown in Figure 4, this folk prescription to the rotation motion bearing be comprise a plurality ofly support to end post 41 and roller 5, block set 42 is formed; Shown in Fig. 4 A, an axle center 4 is to be socketed on this folk prescription in the axis hole of floating bearing, and when was just changeing in axle center 4, roller 5 pushed against between axle center 4 and block set 42, and axle center 4 can drive block set 42 and rotate; Shown in Fig. 4 B, when the counter-rotating of axle center 4, roller 5 rolls into towards other direction, and the gap broad in 4 in this position block set 42 and axle center, so axle center 4 can't drive block set 42 rotations.The design concept and the locked mechanism of case only disclose as the usefulness of folk prescription to locking before above-mentioned.
See also Fig. 5, shown in Figure 6, the utility model twocouese locked mechanism mainly comprises to ending member 6 and roller 5 and forming; Should establish axis hole for ccontaining transmission shaft 7 to ending member 6, its periphery can be in conjunction with dirivig member 8; Should support on the surface of contact that ends member 6 and transmission shaft 7 and offer a plurality of containing groove 61a, 61b, for placing roller 5, these containing grooves 61a, 61b divide two groups, wherein the radial width of first group of containing groove 61a increases progressively along clockwise direction, and the radial width of second group of containing groove 61b increases progressively in the counterclockwise direction; When transmission shaft 7 is just changeing (as Fig. 5) or counter-rotating (as Fig. 6), all can drive roller 5 draws close toward an end of one group of containing groove 61a, the narrower radial width of 61b wherein, the stop surface 62 and transmission shaft 7 outer rims that roller 5 are supported terminate in first group or second group containing groove 61a, 61b, and can make transmission shaft 7, support and end member 6 and dirivig member 8 rotates together.The longitudinal opening of the utility model containing groove 61a, 61b be in conjunction with a cover plate with the sealing opening, does not draw among this structure genus known techniques figure.Of the present utility modelly support to end member 6 and dirivig member 8 also can be one-body molded, and dirivig member 8 can be gear, roller, cam etc.
The radial width of the utility model arbitrary group of containing groove 61a, 61b is gradual growth or shortening from an end to the other end, so can allow the diameter of transmission shaft 7 in bigger tolerance range, all can draw close toward an end of one group of containing groove 61a, the narrower radial width of 61b wherein, make and roll osmanthus 5 to terminating in containing groove 61a, 61b stop surface 62 and transmission shaft 7 outer rims, reach the function of twocouese locking, so its transmission shaft 7 is more easily made, and can save manufacture cost.The utility model arbitrary group of containing groove 61a, 61b can adopt at least three designs that are equal angles configuration, utilize at least three to be roller 5 that equal angles the distributes transmission shafts 7 that lock, so can keep the concentricity with transmission shaft 7.The utility model can be installed on same transmission shaft 7 again, and supporting of many groups ends member 6 and dirivig member 8.Again the utility model when assembling, can not destroy transmission shaft 7 or dirivig member 8, and maintenance and assembling do not need all additionally to go up tool, more known locked mechanism to have multinomial effect enhancement.
The above record only for utilizing the embodiment of the utility model technology contents, anyly is familiar with modification, the variation that this skill person uses the utility model to do, and all belongs to the claim of this creation opinion, and is not limited to the content that embodiment discloses.
In sum, the locked mechanism of the utility model and known axle part and gear or roller has evident difference, and has multinomial effect enhancement, and oneself closes in novel patent requirement, earnestly asks early to grant a patent, with Jiahui society.
Claims (7)
1. a twocouese locked mechanism is to comprise to ending member and roller forming; It is characterized in that, should establish axis hole for ccontaining transmission shaft to ending member, should support on the surface of contact that ends member and transmission shaft and offer a plurality of containing grooves, for placing roller, these containing grooves divide two groups, wherein the radial width of one group of containing groove increases progressively along clockwise direction, and the radial width of another group containing groove increases progressively in the counterclockwise direction.
2. twocouese locked mechanism according to claim 1 is characterized in that, wherein this arbitrary group of containing groove has at least three to be equal angular configuration.
3. twocouese locked mechanism according to claim 1 is characterized in that wherein the longitudinal opening of these containing grooves is in conjunction with a cover plate.
4. twocouese locked mechanism according to claim 1 is characterized in that, wherein should support and end member peripheral bond one dirivig member.
5. twocouese locked mechanism according to claim 4 is characterized in that, should be one-body molded to ending member and dirivig member wherein.
6. twocouese locked mechanism according to claim 4 is characterized in that, wherein this dirivig member is gear, roller or cam.
7. twocouese locked mechanism according to claim 1 is characterized in that, wherein these two groups of containing groove submission mispairing are put.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00235705 CN2423433Y (en) | 2000-06-07 | 2000-06-07 | Bidirectional fastening mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00235705 CN2423433Y (en) | 2000-06-07 | 2000-06-07 | Bidirectional fastening mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2423433Y true CN2423433Y (en) | 2001-03-14 |
Family
ID=33597420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00235705 Expired - Lifetime CN2423433Y (en) | 2000-06-07 | 2000-06-07 | Bidirectional fastening mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2423433Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108286546A (en) * | 2017-01-10 | 2018-07-17 | 纬创资通股份有限公司 | Locking mechanism, vibration damper and locking method |
| CN108406667A (en) * | 2017-02-09 | 2018-08-17 | 深圳市三诺数字科技有限公司 | A kind of retaining mechanism |
-
2000
- 2000-06-07 CN CN 00235705 patent/CN2423433Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108286546A (en) * | 2017-01-10 | 2018-07-17 | 纬创资通股份有限公司 | Locking mechanism, vibration damper and locking method |
| CN108406667A (en) * | 2017-02-09 | 2018-08-17 | 深圳市三诺数字科技有限公司 | A kind of retaining mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20010314 |