CN203125373U - Rear shaft clamping mechanism of bicycle frame fatigue testing machine - Google Patents
Rear shaft clamping mechanism of bicycle frame fatigue testing machine Download PDFInfo
- Publication number
- CN203125373U CN203125373U CN 201320111535 CN201320111535U CN203125373U CN 203125373 U CN203125373 U CN 203125373U CN 201320111535 CN201320111535 CN 201320111535 CN 201320111535 U CN201320111535 U CN 201320111535U CN 203125373 U CN203125373 U CN 203125373U
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- cavity
- axle
- shaft
- hole
- locating
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Abstract
The utility model discloses a rear shaft clamping mechanism of a bicycle frame fatigue testing machine. The rear shaft clamping mechanism of the bicycle frame fatigue testing machine comprises a clamping base, a positioning shaft, a positioning rod and a fast disassembling shaft. A first cavity and a positioning hole are arranged on the clamping base. A second cavity and a positioning groove are arranged on the positioning shaft. The positioning hole radially penetrates through the outer wall and the inner wall of the center of the first cavity. The positioning groove is circumferentially arranged on the outer wall of the center of the second cavity. The positioning shaft is penetratingly arranged in the first cavity. The fast disassembling shaft is penetratingly arranged in the second cavity. The positioning rod is penetratingly arranged in the positioning hole and inserted into the positioning groove, the positioning shaft is positioned in the positioning hole via the positioning rod, and then a bicycle frame is fast clamped via the fast disassembling shaft, so that production efficiency is improved, and abrasion to the clamping base and the positioning shaft is reduced.
Description
Technical field
The utility model relates to a kind of clamping device, particularly relates to a kind of rear axle clamping device of cycle frame fatigue tester.
Background technology
Cycle frame is when carrying out fatigue experiment, need carry out clamping to the rear axle of cycle frame, traditional mode is to place identical pad by the axle in the holder both sides, lock by screw then, thereby reach the fixing purpose of cycle frame centering, this method, not only cycle frame can't guarantee moderate, and it is dismounting has reduced production efficiency frequently, and bigger to the wearing and tearing of holder.
The utility model content
For addressing the above problem, the utility model provides a kind of and realizes the quick detach fast-assembling, and the rear axle clamping device of the cycle frame fatigue tester of long service life.
The technical solution of the utility model is as follows: a kind of rear axle clamping device of cycle frame fatigue tester, comprise Holding seat, locating shaft, backstay and quick detach axle, and described Holding seat is provided with first cavity and locating hole; Described locating shaft is provided with second cavity and locating slot; Described locating hole radially connects outer wall and the inwall of the described first cavity midpoint; Described locating slot is along circumferentially being opened on the outer wall of the described second cavity midpoint; Described locating shaft is arranged in described first cavity; Described quick detach axle is arranged in described second cavity; Described backstay is arranged in the described locating hole and inserts in the described locating slot.
Preferably, described backstay is bolt, and described locating hole is positioning screw hole; Described bolt revolves to move and is connected in the described positioning screw hole and inserts in the described locating slot.
Preferably, described backstay also is provided with clamping part and back-moving spring, and described backstay sets gradually to inwall from the outer wall of described first cavity vertically and is the first axle part and the second axle part; It is the first hole portion and the second hole portion that described locating hole sets gradually to inwall from the outer wall of described first cavity vertically; The diameter of described the first axle part is greater than the diameter of described the second axle part; The diameter of the described first hole portion is greater than the diameter of the described second hole portion; Described clamping part is connected in the free end of described the first axle part and is connected on the described Holding seat; Described back-moving spring be sheathed on the described the second axle part and be limited in described the first axle part and the second hole portion between; Described the first axle part is arranged in the described first hole portion; Described the second axle part inserts in the described locating slot.
Preferably, described the first axle part and the described first hole portion size are complementary, and described the second axle part and described locating slot size are complementary.
Preferably, described locating slot is circumferential groove or part circumferential groove or slotted eye.
Preferably, the back shape shaft of described locating shaft and described cycle frame is complementary.
Preferably, described quick detach axle is bicycle quick-detaching.
Adopt the beneficial effect of above technical scheme: one, the utility model arranges locating hole by the mid point position at first cavity, mid point position at locating shaft arranges locating slot, by backstay locating shaft is positioned the locating hole place, fast cycle frame is clamped by the quick detach axle again, not only improve production efficiency, and reduced the wearing and tearing to Holding seat and locating shaft; Two, backstay is set to bolt, can realize moving down of bolt by move bolt to backspin, thereby inserts locating slot, thereby realizes the location; By upwards revolve move bolt can realize bolt on move, can realize the replacing of locating shaft; By this method, bolt does not need to leave first cavity, avoids the loss of bolt; Three, at backstay clamping part and back-moving spring are set, can avoid the wearing and tearing of backstay.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the disclosed Holding seat of the utility model;
Fig. 2 is the structural representation of the disclosed locating shaft of the utility model;
Fig. 3 is the structural representation of the disclosed quick detach axle of the utility model;
Fig. 4 is the assembling schematic diagram of the disclosed rear axle clamping device of the utility model;
Local assembling schematic diagram when Fig. 5 is disclosed first cavity of the utility model and locating shaft location;
Local assembling schematic diagram when Fig. 6 is disclosed first cavity of the utility model and locating shaft fractionation.
The title of the numeral among the figure or the corresponding component of alphabetical representative:
1. 132. second hole portions of Holding seat 11. first cavitys 12. positioning screw holes 131. first hole portions, 2. locating shafts, 21. second cavitys, 22. locating slots, 3. bicycle quick-detachings, 41. bolts, 42. the first axle parts, 43. the second axle parts, 5. clamping parts, 6. back-moving springs.
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment 1
Referring to Fig. 1-Fig. 4, shown in legend wherein, a kind of rear axle clamping device of cycle frame fatigue tester comprises a Holding seat 1, a locating shaft 2, location bolt 41 and a bicycle quick-detaching 3, and Holding seat 1 is provided with one first cavity 11 and a location screw 12; Locating shaft 2 is provided with one second cavity 21 and a locating slot 22; Positioning screw hole 12 radially connects outer wall and the inwall of first cavity, 11 midpoint; Locating slot 22 is along circumferentially being opened on the outer wall of second cavity, 21 midpoint; Locating shaft 2 is arranged in first cavity 11; Bicycle quick-detaching 3 is arranged in second cavity 21; Bolt 41 revolves to move and is connected in the positioning screw hole 12 and inserts in the locating slot 22.
Locating slot 22 is circumferential groove.
Locating shaft 2 is complementary with the back shape shaft of described cycle frame.
Move bolt 41 by revolving, and the locking by bicycle quick-detaching 3 or unclamp, can realize fast-assembling and quick detach to locating shaft 2, and cycle frame is good to neutrality.
Referring to Fig. 1-Fig. 3, Fig. 5-Fig. 6, shown in legend wherein, a kind of rear axle clamping device of cycle frame fatigue tester, comprise a Holding seat 1, a locating shaft 2, a positioning rod, clamping part 5, back-moving spring 6 and a bicycle quick-detaching 3, Holding seat 1 is provided with one first cavity 11 and a locating hole; Locating shaft 2 is provided with one second cavity 21 and a locating slot 22;
Locating hole radially connects outer wall and the inwall of first cavity, 11 midpoint; Locating slot 22 is along circumferentially being opened on the outer wall of second cavity, 21 midpoint; Described locating shaft is arranged in described first cavity;
Backstay sets gradually to inwall from the outer wall of first cavity 11 vertically and is the first axle part 42 and the second axle part 43; It is the first hole portion 131 and the second hole portion 132 that locating hole sets gradually to inwall from the outer wall of first cavity 11 vertically; The diameter of the first axle part 42 is greater than the diameter of the second axle part 43; The diameter of the first hole portion 131 is greater than the diameter of the second hole portion 132; Clamping part 5 is connected in the free end of the first axle part 42 and is connected on the Holding seat 1; Back-moving spring 6 be sheathed on the second axle part 43 and be limited in the first axle part 42 and the second hole portion 132 between; The first axle part 42 is arranged in the first hole portion 131; The second axle part 43 inserts in the locating slot 22.
Be complementary the second axle part 43 of the first axle part 42 and the first hole portion, 131 sizes is complementary with locating slot 22 sizes.
Locating slot 22 is circumferential groove.
Locating shaft 2 is complementary with the back shape shaft of described cycle frame.
By the rotation backstay, it is connected in the clamping part 5, can realize the location to locating shaft 2, by the rotation backstay, it is not blocked, then under the effect of back-moving spring 6 by clamping part 5, backstay no longer positions locating shaft 2, can realize the replacing of locating shaft 2.
Can reduce the wearing and tearing to backstay.
All the other are identical with described embodiment 1 or 2, and difference is that locating slot is the part circumferential groove.
Embodiment 4
All the other are identical with described embodiment 1 or 2, and difference is that locating slot is slotted eye.
Adopt the beneficial effect of above technical scheme: one, the utility model arranges locating hole by the mid point position at first cavity, mid point position at locating shaft arranges locating slot, by backstay locating shaft is positioned the locating hole place, fast cycle frame is clamped by the quick detach axle again, not only improve production efficiency, and reduced the wearing and tearing to Holding seat and locating shaft; Two, backstay is set to bolt, can realize moving down of bolt by move bolt to backspin, thereby inserts locating slot, thereby realizes the location; By upwards revolve move bolt can realize bolt on move, can realize the replacing of locating shaft; By this method, bolt does not need to leave first cavity, avoids the loss of bolt; Three, at backstay clamping part and back-moving spring are set, can avoid the wearing and tearing of backstay.
More than be the description to the utility model embodiment, by the above-mentioned explanation to the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments herein.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the wideest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. the rear axle clamping device of a cycle frame fatigue tester is characterized in that, comprises Holding seat, locating shaft, backstay and quick detach axle, and described Holding seat is provided with first cavity and locating hole; Described locating shaft is provided with second cavity and locating slot; Described locating hole radially connects outer wall and the inwall of the described first cavity midpoint; Described locating slot is along circumferentially being opened on the outer wall of the described second cavity midpoint; Described locating shaft is arranged in described first cavity; Described quick detach axle is arranged in described second cavity; Described backstay is arranged in the described locating hole and inserts in the described locating slot.
2. rear axle clamping device according to claim 1 is characterized in that, described backstay is bolt, and described locating hole is positioning screw hole; Described bolt revolves to move and is connected in the described positioning screw hole and inserts in the described locating slot.
3. rear axle clamping device according to claim 1 is characterized in that, described backstay also is provided with clamping part and back-moving spring, and described backstay sets gradually to inwall from the outer wall of described first cavity vertically and is the first axle part and the second axle part; It is the first hole portion and the second hole portion that described locating hole sets gradually to inwall from the outer wall of described first cavity vertically; The diameter of described the first axle part is greater than the diameter of described the second axle part; The diameter of the described first hole portion is greater than the diameter of the described second hole portion; Described clamping part is connected in the free end of described the first axle part and is connected on the described Holding seat; Described back-moving spring be sheathed on the described the second axle part and be limited in described the first axle part and the second hole portion between; Described the first axle part is arranged in the described first hole portion; Described the second axle part inserts in the described locating slot.
4. rear axle clamping device according to claim 3 is characterized in that, described the first axle part and the described first hole portion size are complementary, and described the second axle part and described locating slot size are complementary.
5. according to the arbitrary described rear axle clamping device of claim 1-4, it is characterized in that described locating slot is circumferential groove or part circumferential groove or slotted eye.
6. rear axle clamping device according to claim 5 is characterized in that, the back shape shaft of described locating shaft and described cycle frame is complementary.
7. rear axle clamping device according to claim 6 is characterized in that, described quick detach axle is bicycle quick-detaching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320111535 CN203125373U (en) | 2013-03-13 | 2013-03-13 | Rear shaft clamping mechanism of bicycle frame fatigue testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320111535 CN203125373U (en) | 2013-03-13 | 2013-03-13 | Rear shaft clamping mechanism of bicycle frame fatigue testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203125373U true CN203125373U (en) | 2013-08-14 |
Family
ID=48933393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320111535 Expired - Fee Related CN203125373U (en) | 2013-03-13 | 2013-03-13 | Rear shaft clamping mechanism of bicycle frame fatigue testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203125373U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112589713A (en) * | 2020-12-20 | 2021-04-02 | 苏州辰晟优机电科技有限公司 | Assembly die system |
-
2013
- 2013-03-13 CN CN 201320111535 patent/CN203125373U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112589713A (en) * | 2020-12-20 | 2021-04-02 | 苏州辰晟优机电科技有限公司 | Assembly die system |
| CN112589713B (en) * | 2020-12-20 | 2021-06-18 | 苏州辰晟优机电科技有限公司 | Assembly die system of bicycle rear suspension |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20170313 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |