CN204900513U - Integral type biax is with moving pivot ware - Google Patents
Integral type biax is with moving pivot ware Download PDFInfo
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- CN204900513U CN204900513U CN201520597238.7U CN201520597238U CN204900513U CN 204900513 U CN204900513 U CN 204900513U CN 201520597238 U CN201520597238 U CN 201520597238U CN 204900513 U CN204900513 U CN 204900513U
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Abstract
The utility model discloses an integral type biax is with moving pivot ware, in first, two pivots can be rotated respectively and inserted first, two shaft holes of locating first bolster, on first, two elastomers overlap respectively and locate first, two pivots, first, two stop device respectively can with first, two pivot one end fixed position, first elastic component both ends are tight first bolster and the first spacing position supported respectively, second elastic component both ends are tight first bolster and the 2nd stop device of supporting respectively, in first, two pivots still respectively integrated into one piece be equipped with first, two gear structure, first bolster tightly supports terminal surfaces first in this, two gear structure one end, still is equipped with third, four gears, third, four gear circumferencial directions can rotate and axial locking be positioned first bolster on, first, three gear meshing transmission, third, four gear meshing transmission, fourth, two gear meshing transmission, the utility model discloses reduce parts quantity, reduced the overall height and accumulative total tolerance risk of post assembling.
Description
Technical field
The utility model relates to a kind of pivot device, and particularly a kind of integrated biaxial is with dynamic pivot device.
Background technique
Electronic product, as the display devices such as notebook computer all need folding, for convenience of display device being opened to fixed point angle and whole notes computer turnover being deformed into flat condition, notebook computer mostly adopts twin shaft with dynamic torque pivot device to carry out the principal organ of opening angle location and wide-angle turnover, current pivot device is substantially all adopt gear mechanism to realize two rotating shafts with dynamic transmission, and gear mechanism is all the structure with rotating shaft split, gear mechanism is all sheathedly be assembled in rotating shaft, axial limiting is carried out as pad by axial stop part in two ends, snap ring, step etc., when this kind of structure makes to assemble, assembling procedure is many, packaging efficiency is low, and owing to needing the part of axial stop, after causing finished product to be assembled, height overall is very high, again because number of spare parts is many, cumulative limit is caused to have a big risk, easily there is defective products.
Model utility content
In order to overcome above-mentioned defect, the utility model provides a kind of integrated biaxial with dynamic pivot device, and this integrated biaxial is simple with dynamic pivot device structure, and total height after assembling, accumulated tolerance risk is little.
The utility model in order to the technological scheme solving its technical problem and adopt is: a kind of integrated biaxial, with dynamic pivot device, comprises the first rotating shaft, second rotating shaft, first, two elastomers, first, two limit stoper and the first bolster, described first bolster is provided with first, two axis holes, the first rotating shaft and the second rotating shaft can be rotated respectively and be inserted in first of the first bolster, in two axis holes, the first elastomer sleeve is located in the first rotating shaft, and the second elastomer sleeve is located in the second rotating shaft, and first, two limit stoper respectively can with first, two rotating shaft one end stationary positioned, the first elastic component two ends are tight against the first bolster and the first restraining position respectively, and the second elastic component two ends are tight against the first bolster and the second limit stoper respectively, and described first, also integratedly respectively in two rotating shafts be provided with first, two gear structures, the first bolster be closely against this first, the end face of two gear structure one end, is also provided with the 3rd, four gears, the described 3rd, four circumference of gear directions can rotate and axial retention be positioned on the first bolster, first, three meshed transmission gear, the 3rd, four meshed transmission gear, the 4th, two meshed transmission gear.
As further improvement of the utility model, described 3rd, four circumference of gear directions can be rotated and the structure be positioned on the first bolster of axial retention is: the first bolster is provided with first, two positioning holes, 3rd, four gear shafts are respectively equipped with first of protrusion to one end, two positioning shafts, 3rd, four gear shafts are respectively equipped with the 3rd of protrusion to the other end, four positioning shafts the 3rd, first of four gear one end, two positioning shafts are inserted in first of the first bolster respectively, in two positioning holes, also be provided with the second bolster, what the second bolster axial retention and circumferencial direction can rotate is sheathed on first, in two rotating shafts, second bolster is provided with the 3rd, four positioning holes, 3rd, the 3rd of the four gear the other ends, four positioning shafts are inserted in the 3rd of the first bolster the respectively, in four positioning holes, and the 3rd, the end face difference backstop at four rotating shaft two ends is in first, on two bolster sidewalls.
As further improvement of the utility model, described second bolster axial retention and the structure be sheathed in first and second rotating shaft that circumferencial direction can rotate are: the second bolster is provided with first and second button opening slot, first and second rotating shaft is positioned at first and second gear the other end place and is respectively equipped with first and second interior annular groove structure, and first and second button opening slot on the second bolster be able to be located at outside first and second interior annular groove structure of first and second rotating shaft by buckling sleeve.
As further improvement of the utility model, the described 3rd, four circumference of gear directions can be rotated and the structure be positioned on the first bolster of axial retention is: the first bolster is provided with first, two attachment holes, the 3rd, four gears are respectively equipped with coaxial first, two axial through bore, are also provided with first, two locating studs, the first locating stud is arranged in the first attachment hole on the first axial through bore of the 3rd gear and the first bolster, and the second locating stud is arranged in the second attachment hole on the second axial through bore of the 4th gear and the second bolster, and first, two alignment pin are respectively equipped with first to two ends, two radial protrusion structures, the first bolster end surface is formed with an axial inner fovea part, and first, first of two locating stud one end, two radial protrusion structure backstops in first bolster one end, and first, first of two locating stud one end, two radial protrusion structures are just placed in the axial inner fovea part of the first bolster, and first, first of the two locating stud the other ends, two radial protrusion structures difference backstops are in the 3rd, four gear the other end end faces.
As further improvement of the utility model, first and second locating stud described is rivet.
As further improvement of the utility model, also be provided with a long strip pad, this long strip pad is provided with first, two holes, first, two rotating shafts are arranged in first respectively, in two holes, this long strip pad one end is also formed with axial ups and downs first, two curved-surface structures, this long strip pad the other end is tight against the first bolster, also be provided with first, two cams, first, two cam circle circumferential direction stop be sheathed on first, in two rotating shafts, first, the end face of two cam one end is tight against first respectively, two elastomers, first, the other end of two cams forms with long strip pad first, the concavo-convex relief fabric of two curved-surface structure couplings, described first, two cam other ends are tight against first of long strip pad, two curved-surface structures.
As further improvement of the utility model, first and second rotating shaft one end described forms first and second non-circular structure, forms non-circular hole inside first and second cam, and first and second cam is sheathed on outside first and second non-circular structure of first and second rotating shaft.
As further improvement of the utility model, also be provided with first and second pad, also non-circular hole is formed inside first and second pad described, first and second pad is sheathed on outside first and second non-circular structure with first and second rotating shaft respectively, and first and second shim clip is located between first and second gear structure and the first bolster.
As further improvement of the utility model, first and second elastomer described is some butterfly pads stacked.
As further improvement of the utility model, first and second limit stoper described is the nut be spirally connected with first and second rotating shaft respectively.
The beneficial effects of the utility model are: the utility model by by first and second gear structure and first and second rotating shaft one-body molded, decrease parts quantity, reduce the total height after assembling, reduce accumulated tolerance risk, improve product rate of good product and stability in use, parts is few, and structure is simple, and packaging efficiency is high.
Accompanying drawing explanation
Fig. 1 is the first structural perspective of the present utility model;
Fig. 2 is the first STRUCTURE DECOMPOSITION figure of the present utility model;
Fig. 3 is the second structural perspective of the present utility model;
Fig. 4 is the second STRUCTURE DECOMPOSITION figure of the present utility model;
Fig. 5 is the structure principle chart of the second structure of the present utility model;
Fig. 6 is the transmission principle figure of the second structure of the present utility model.
Embodiment
Embodiment: a kind of integrated biaxial, with dynamic pivot device, comprises the first rotating shaft 10, second rotating shaft 20, first, two elastomers 16, 26, first, two limit stoper 17, 27 and first bolster 30, described first bolster 30 is provided with first, two axis holes, the first rotating shaft 10 and the second rotating shaft 20 can be rotated respectively and be inserted in first of the first bolster 30, in two axis holes, the first elastomer sleeve is located in the first rotating shaft 10, and the second elastomer sleeve is located in the second rotating shaft 20, and first, two limit stoper 17, 27 respectively can with first, two rotating shaft one end stationary positioned, the first elastic component two ends are tight against the first bolster 30 and the first restraining position respectively, and the second elastic component two ends are tight against the first bolster 30 and the second limit stoper respectively, it is characterized in that: described first, also integratedly respectively in two rotating shafts be provided with first, two gear structures 13, 23, first bolster 30 be closely against this first, two gear structures 13, the end face of 23 one end, is also provided with the 3rd, four gears 50, 60, the described 3rd, four gears 50, 60 circumferencial directions can rotate and axial retention be positioned on the first bolster 30, first, three meshed transmission gear, the 3rd, four gears 50, 60 engagement driving, the 4th, two meshed transmission gear, first, in two rotating shafts integrally formed first, two gear structures 13, 23, the rear height overall of finished product assembling can be reduced, reduce finished product number of spare parts, reduce cumulative limit risk, and easy to assembly, effectively improve manufacturing efficiency.
Described 3rd, four gears 50, 60 circumferencial directions can rotate and the structure be positioned on the first bolster 30 of axial retention is: the first bolster 30 is provided with first, two positioning holes 31, 32, three, four gears 50, 60 axial one end are respectively equipped with first of protrusion, two positioning shafts 501, 601, three, four gears 50, the 60 axial the other ends are respectively equipped with the 3rd of protrusion the, four positioning shafts 502, 602 the 3rd, four gears 50, first of 60 one end, two positioning shafts 501, 601 are inserted in first of the first bolster 30 respectively, two positioning holes 31, in 32, be also provided with the second bolster 70, second bolster 70 axial retention and circumferencial direction can rotate be sheathed on first, in two rotating shafts, the second bolster 70 is provided with the 3rd, four positioning holes 73, 74, three, four gears 50, the 3rd of 60 the other ends, four positioning shafts 502, 602 are inserted in the 3rd of the first bolster 30 respectively, four positioning holes 73, in 74, and the 3rd, the end face difference backstop at four rotating shaft two ends is in first, on two bolster sidewalls, by first, two rotating shafts are installed the second bolster the 70, three, four gears 50, positioning shaft on 60 is plugged in first respectively, on two bolsters first, two, three, in four positioning holes, achieve the 3rd, four gears 50, the axial retention location of 60, to reach the function of driving medium.
What described second bolster 70 axial retention and circumferencial direction can rotate is sheathed on first, structure in two rotating shafts is: the second bolster 70 is provided with first, two button opening slots 71, 72, first, two rotating shafts are positioned at first, two gear the other end places are respectively equipped with first, second ring inner groovy structure 101, 201, on second bolster 70 first, two button opening slots 71, 72 be able to be located at first by buckling sleeve, first of two rotating shafts, second ring inner groovy structure 101, outside 201, the second bolster 70 and first is convenient to by buckle structure, the assembling of two rotating shafts, easy to assembly.
Described 3rd, four gears 50, 60 circumferencial directions can rotate and the structure be positioned on the first bolster 30 of axial retention is: the first bolster 30 is provided with first, two attachment holes, the 3rd, four gears 50, coaxial first is respectively equipped with on 60, two axial through bore 51, 61, be also provided with first, two locating studs 52, 62, first locating stud is arranged in the first attachment hole on the first axial through bore of the 3rd gear and the first bolster 30, and the second locating stud is arranged in the second attachment hole on the second axial through bore of the 4th gear and the second bolster 70, and first, two locating studs 52, 62 axial two ends are respectively equipped with first, two radial protrusion structures 53, 63, first bolster 30 end surface is formed with an axial inner fovea part 33, first, two locating studs 52, first of 62 one end, two radial protrusion structures 53, 63 backstops in first bolster 30 one end, and first, two locating studs 52, first of 62 one end, two radial protrusion structures 53, 63 are just placed in the axial inner fovea part 33 of the first bolster 30, and first, two locating studs 52, first of 62 the other ends, two radial protrusion structures 53, 63 difference backstops are in the 3rd, four gears 50, 60 the other end end faces, by first, two locating studs 52, 62 by the 3rd, four gears 50, 60 are positioned on the first bolster 30, and this structure is simple, easy to assembly.
First and second locating stud 52,62 described is rivet, also can be pin or half tooth bolt etc.
Also be provided with a long strip pad 40, this long strip pad 40 is provided with first, two holes, first, two rotating shafts are arranged in first respectively, in two holes, this long strip pad 40 one end is also formed with axial ups and downs first, two curved-surface structures, this long strip pad 40 the other end is tight against the first bolster 30, also be provided with first, two cams 15, 25, first, two cams 15, 25 circumferencial direction stop be sheathed on first, in two rotating shafts, first, two cams 15, the end face of 25 one end is tight against first respectively, two elastomers 16, 26, first, two cams 15, the other end of 25 forms with long strip pad 40 first, the concavo-convex relief fabric of two curved-surface structure couplings, described first, two cams 15, 25 other ends are tight against first of long strip pad 40, two curved-surface structures, by first, two cams 15, 25 and first bolster 30 first, two curved surfaces relatively rotate cooperation, realize the adjustment of torque magnitude during axis of rotation.
First and second rotating shaft one end described forms first and second non-circular structure 12,22, forms non-circular hole inside first and second cam 15,25, and first and second cam 15,25 is sheathed on outside first and second non-circular structure 12,22 of first and second rotating shaft.
Also be provided with first and second pad 14,24, also non-circular hole is formed inside first and second pad 14,24 described, first and second pad 14,24 is sheathed on outside first and second non-circular structure 12,22 with first and second rotating shaft respectively, and first and second pad 14,24 is located between first and second gear structure 13,23 and first bolster 30.
First and second elastomer 16,26 described is some butterfly pads stacked.
First and second limit stoper 17,27 described is the nut be spirally connected with first and second rotating shaft respectively.
Claims (10)
1. integrated biaxial is with a dynamic pivot device, comprises the first rotating shaft (10), second rotating shaft (20), first, two elastomers (16, 26), first, two limit stoper (17, 27) and the first bolster (30), described first bolster is provided with first, two axis holes, the first rotating shaft and the second rotating shaft can be rotated respectively and be inserted in first of the first bolster, in two axis holes, the first elastomer sleeve is located in the first rotating shaft, and the second elastomer sleeve is located in the second rotating shaft, and first, two limit stoper respectively can with first, two rotating shaft one end stationary positioned, the first elastic component two ends are tight against the first bolster and the first restraining position respectively, and the second elastic component two ends are tight against the first bolster and the second limit stoper respectively, it is characterized in that: described first, also integratedly respectively in two rotating shafts be provided with first, two gear structures (13, 23), the first bolster be closely against this first, the end face of two gear structure one end, is also provided with the 3rd, four gears (50, 60) the, the described 3rd, four circumference of gear directions can rotate and axial retention be positioned on the first bolster, first, three meshed transmission gear, the 3rd, four meshed transmission gear, the 4th, two meshed transmission gear.
2. integrated biaxial according to claim 1 is with dynamic pivot device, it is characterized in that: the described 3rd, four circumference of gear directions can be rotated and the structure be positioned on the first bolster of axial retention is: the first bolster is provided with first, two positioning holes (31, 32) the, the 3rd, four gear shafts are respectively equipped with first of protrusion to one end, two positioning shafts (501, 601) the, the 3rd, four gear shafts are respectively equipped with the 3rd of protrusion to the other end, four positioning shafts (502, 602) the 3rd, first of four gear one end, two positioning shafts are inserted in first of the first bolster respectively, in two positioning holes, be also provided with the second bolster (70), what the second bolster axial retention and circumferencial direction can rotate is sheathed on first, in two rotating shafts, the second bolster is provided with the 3rd, four positioning holes (73, 74) the, the 3rd, the 3rd of the four gear the other ends, four positioning shafts are inserted in the 3rd of the first bolster the respectively, in four positioning holes, and the 3rd, the end face difference backstop at four rotating shaft two ends is in first, on two bolster sidewalls.
3. integrated biaxial according to claim 2 is with dynamic pivot device, it is characterized in that: described second bolster axial retention and the structure be sheathed in first and second rotating shaft that circumferencial direction can rotate are: the second bolster is provided with first and second button opening slot (71,72), first and second rotating shaft is positioned at first and second gear the other end place and is respectively equipped with first and second interior annular groove structure (101,201), and first and second button opening slot on the second bolster be able to be located at outside first and second interior annular groove structure of first and second rotating shaft by buckling sleeve.
4. integrated biaxial according to claim 1 is with dynamic pivot device, it is characterized in that: the described 3rd, four circumference of gear directions can be rotated and the structure be positioned on the first bolster of axial retention is: the first bolster is provided with first, two attachment holes, the 3rd, four gears are respectively equipped with coaxial first, two axial through bore (51, 61), also first is provided with, two locating studs (52, 62), the first locating stud is arranged in the first attachment hole on the first axial through bore of the 3rd gear and the first bolster, and the second locating stud is arranged in the second attachment hole on the second axial through bore of the 4th gear and the second bolster, and first, two alignment pin are respectively equipped with first to two ends, two radial protrusion structures (53, 63), the first bolster end surface is formed with an axial inner fovea part (33), and first, first of two locating stud one end, two radial protrusion structure backstops in first bolster one end, and first, first of two locating stud one end, two radial protrusion structures are just placed in the axial inner fovea part of the first bolster, and first, first of the two locating stud the other ends, two radial protrusion structures difference backstops are in the 3rd, four gear the other end end faces.
5. integrated biaxial according to claim 4 is with dynamic pivot device, it is characterized in that: first and second locating stud described is rivet.
6. integrated biaxial according to claim 1 is with dynamic pivot device, it is characterized in that: be also provided with a long strip pad (40), this long strip pad is provided with first, two holes, first, two rotating shafts are arranged in first respectively, in two holes, this long strip pad one end is also formed with axial ups and downs first, two curved-surface structures, this long strip pad the other end is tight against the first bolster, also be provided with first, two cams (15, 25), first, two cam circle circumferential direction stop be sheathed on first, in two rotating shafts, first, the end face of two cam one end is tight against first respectively, two elastomers, first, the other end of two cams forms with long strip pad first, the concavo-convex relief fabric of two curved-surface structure couplings, described first, two cam other ends are tight against first of long strip pad, two curved-surface structures.
7. integrated biaxial according to claim 6 is with dynamic pivot device, it is characterized in that: first and second rotating shaft one end described forms first and second non-circular structure (12,22), form non-circular hole inside first and second cam, first and second cam is sheathed on outside first and second non-circular structure of first and second rotating shaft.
8. integrated biaxial according to claim 7 is with dynamic pivot device, it is characterized in that: be also provided with first and second pad (14,24), also non-circular hole is formed inside first and second pad described, first and second pad is sheathed on outside first and second non-circular structure with first and second rotating shaft respectively, and first and second shim clip is located between first and second gear structure and the first bolster.
9. integrated biaxial according to claim 1 is with dynamic pivot device, it is characterized in that: first and second elastomer described is some butterfly pads stacked.
10. integrated biaxial according to claim 1 is with dynamic pivot device, it is characterized in that: first and second limit stoper described is the nut be spirally connected with first and second rotating shaft respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520597238.7U CN204900513U (en) | 2015-08-10 | 2015-08-10 | Integral type biax is with moving pivot ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520597238.7U CN204900513U (en) | 2015-08-10 | 2015-08-10 | Integral type biax is with moving pivot ware |
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| Publication Number | Publication Date |
|---|---|
| CN204900513U true CN204900513U (en) | 2015-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520597238.7U Active CN204900513U (en) | 2015-08-10 | 2015-08-10 | Integral type biax is with moving pivot ware |
Country Status (1)
| Country | Link |
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| CN (1) | CN204900513U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972061A (en) * | 2016-05-06 | 2016-09-28 | 昆山万禾精密电子有限公司 | Double-shaft hinge assembly method and double-shaft hinge |
| CN106704355A (en) * | 2017-03-09 | 2017-05-24 | 昆山刚毅精密电子科技有限公司 | Synchronous-rotation double-covered type pivot device |
| CN107237815A (en) * | 2016-03-29 | 2017-10-10 | 陆合企业股份有限公司 | Twin shaft pivot button |
| CN105972062B (en) * | 2016-05-06 | 2019-01-15 | 昆山万禾精密电子有限公司 | The assemble method and biaxial hinge of biaxial hinge |
-
2015
- 2015-08-10 CN CN201520597238.7U patent/CN204900513U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237815A (en) * | 2016-03-29 | 2017-10-10 | 陆合企业股份有限公司 | Twin shaft pivot button |
| CN105972061A (en) * | 2016-05-06 | 2016-09-28 | 昆山万禾精密电子有限公司 | Double-shaft hinge assembly method and double-shaft hinge |
| CN105972062B (en) * | 2016-05-06 | 2019-01-15 | 昆山万禾精密电子有限公司 | The assemble method and biaxial hinge of biaxial hinge |
| CN105972061B (en) * | 2016-05-06 | 2019-07-12 | 昆山万禾精密电子有限公司 | The assemble method and double-axis hinge of double-axis hinge |
| CN106704355A (en) * | 2017-03-09 | 2017-05-24 | 昆山刚毅精密电子科技有限公司 | Synchronous-rotation double-covered type pivot device |
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