CN102020221A - Lifting device - Google Patents
Lifting device Download PDFInfo
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- CN102020221A CN102020221A CN2010105832241A CN201010583224A CN102020221A CN 102020221 A CN102020221 A CN 102020221A CN 2010105832241 A CN2010105832241 A CN 2010105832241A CN 201010583224 A CN201010583224 A CN 201010583224A CN 102020221 A CN102020221 A CN 102020221A
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- camming surface
- passive element
- jacking system
- tracking mechanism
- cam part
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Abstract
The invention aims to disclose a lifting device comprising a cylindrical body having a round cross section, wherein part of the upper end face of the cylindrical body is a cam surface; a cam part freely rotating about the rotating shaft of the cylindrical body, wherein a main body is disposed on the inner side of the cylindrical body of the cam part; and a driven part radially extended from the cam part and contacted with the cam part via a following mechanism. Long-term stable lifting can be realized without using gear transmission mechanism, and simultaneously the product manufactured is less in effect to the environment; simultaneously, the object on the turntable is revolved by means of the turntable using a revolving method, long-term stable lifting of the lifting device becomes possible, the effect to environment is reduced, and the purpose of the present invention is realized.
Description
Technical field
The present invention relates to a kind of jacking system, but particularly a kind of turntable of utilization free lifting makes the jacking system of object up-down.
Background technology
At present, known various jacking systems by utilize link rod carry out lifting jacking system, utilize the jacking system of screw drives, utilize the formations such as jacking system of mechanical jack.
In existing these jacking systems, be that the disclosed jacking system of 2006-21927 is by the power transmission mechanism of a gear drive as jacking system as Japanese patent application publication No..
In above-mentioned Japanese patent application publication No. is in the disclosed jacking system of 2006-21927, in order to realize the lifting of jacking system long-term stability, the durability of the gear in the gear drive has been proposed certain requirement.Therefore, in order to improve the durability of gear, just must carry out for example heat treatment such as carburizing, quenching to gear.And the carbon dioxide of discharging in these heats treatment process may cause significant impact to environment.
In sum, the object of the present invention is to provide a kind of power transmission mechanism that does not use gear drive as jacking system, but the turntable of utilization free lifting can be realized the jacking system of lifting steady in a long-term.
Summary of the invention
The object of the present invention is to provide a kind of jacking system, at the deficiencies in the prior art, but the turntable of utilization free lifting is realized the lifting steady in a long-term of jacking system.
Technical matters solved by the invention can realize by the following technical solutions:
A kind of jacking system is characterized in that, it comprises that cross-sectional plane is circular cylindrical shell, and the part of described cylindrical shell upper surface is a camming surface; The cam part that freely rotates on the S. A. of described cylindrical shell is provided with body in the inboard of the cylindrical shell of described cam part; And radially extend through the passive element that tracking mechanism contacts with described camming surface from described body.
Jacking system of the present invention constitutes the power transmission mechanism of alternative gear drive as jacking system with cam part and passive element, realizes the lifting of described lifting long-term stability.
Simultaneously, the body of passive element is arranged on the inboard of the cylindrical shell of described cam part, and when passive element was in extreme lower position, the body of passive element was at the state that is the cylindrical shell inboard that is housed in cam part.Therefore, when passive element was in extreme lower position, the bottom-to-top-height of jacking system will be very little.
And the body of passive element is arranged on the inboard of the cylindrical shell of cam part, makes the required space of occupying of jacking system very little.
In one embodiment of the invention, described passive element is provided with the guiding mechanism of the lifting direction of the described passive element of guiding; Described jacking system makes the lifting of passive element stable by guiding mechanism.
In one embodiment of the invention, the center of gravity of the center of the cross-sectional plane place of described cam part circle and described passive element is at same position; The round center of the cross-sectional plane of cam part and the centre of gration of described cam part, the center of gravity of the centre of gration of described cam part and the body of described passive element make the stable elevation of jacking system become possibility at same position.
In one embodiment of the invention, the upper surface of described cylindrical shell comprises starting point, terminal point and the camming surface that is connected and composed by a plurality of identical shaped mutual cycle alternations, described passive element is provided with and the identical tracking mechanism of described mutual cycle alternation bonded assembly camming surface quantity, a camming surface and a corresponding contact of tracking mechanism; Because a plurality of tracking mechanisms of described passive element contact with described camming surface respectively, the load of described driver train can be distributed on a plurality of tracking mechanisms, makes the stable elevation of jacking system become possibility.
Also have, the load dispersing of described driver train to a plurality of tracking mechanisms time, with when a tracking mechanism contacts, can reduce the wearing and tearing of camming surface and tracking mechanism at a camming surface.
In one embodiment of the invention, the starting point of a plurality of described camming surfaces is rotated with the center of the circle of the cross-sectional plane of described cam part, form the position of camming surface according to the number of the described camming surface of cycle alternation bonded assembly average mark chamfer degree on 360 degree, a plurality of described tracking mechanisms rotate with the center of gravity of described passive element and extend out from body according to the above-mentioned angle of cutting apart; The number cam part rotation that average mark chamfer degree forms on 360 degree according to the described camming surface of cycle alternation bonded assembly makes jacking system realize lifting.
In one embodiment of the invention, the passive element of described jacking system is provided with turntable, and this turntable adopts the method for circling round to circle round; By the method for circling round the object on the turntable is circled round.
Jacking system of the present invention is made of cam part and passive element, does not use gear drive, can realize lifting steady in a long-term, and the product that produces simultaneously is little to the influence of environment; Simultaneously, adopt the method for circling round that the object on the turntable is circled round, make the lifting of jacking system long-term stability become possibility by turntable, little to the influence of environment, realize purpose of the present invention.
Characteristics of the present invention can be consulted the detailed description of the graphic and following better embodiment of this case and be obtained to be well understood to.
Description of drawings
Fig. 1 is a schematic perspective view of implementing the jacking system of state of the present invention;
Fig. 2 is the view that Fig. 1 cam parts of the present invention are done rotation;
Fig. 3 is the view that Fig. 2 cam parts of the present invention are done rotation.
The specific embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
As Fig. 1, Fig. 2, shown in Figure 3, jacking system 1 of the present invention by pedestal 11, be arranged on the cam part 2 that rotates freely on the pedestal 11 and be arranged in the cam part 2 passive element 3 by the rotation free lifting.
On pedestal 11, guide rail 12 is set to normal-running fit between the guide piece 36 of guide rail 12 and passive element 3.Guide rail 12 is arranged on the lifting direction of passive element 3.The guiding mechanism that leads on the lifting direction that guide rail 12 and guide piece 36 constitute passive element 3.
The shape of the upper surface of cylindrical shell 21 is made of camming surface 22, camming surface 23, camming surface 24, the camming surface 25 mutual cycle alternations of 4 same shapes.Camming surface 22 is provided with starting point 22a and terminal point 22b, and camming surface 23 is provided with starting point 23a and terminal point 23b, and camming surface 24 is provided with starting point 24a and terminal point 24b, and camming surface 25 is provided with starting point 25a and terminal point 25b.Starting point 22a, starting point 23a, starting point 24a, starting point 25a are around the center of the circle of the cross-sectional plane of cam part 2, camming surface 22, camming surface 23, camming surface 24, camming surface 25 mutual cycle alternations 4 five equilibriums on 360 degree, camming surface 22, camming surface 23, camming surface 24, camming surface 25 are separately positioned on the position of 90 degree.
In camming surface 22, camming surface 23, camming surface 24, camming surface 25, between starting point 22a and the terminal point 22b, between starting point 23a and the terminal point 23b, reaching between starting point 25a and the terminal point 25b between starting point 24a and the terminal point 24b is the dip plane.Between the terminal point 25b of the starting point 22a of camming surface 22 and camming surface 25, between the terminal point 22b of the starting point 23a of camming surface 23 and camming surface 22, form erection part 26 between the terminal point 23b of the starting point 24a of camming surface 24 and camming surface 23 and between the terminal point 24b of the starting point 25a of camming surface 25 and camming surface 24.
The center of gravity of the center of the circle of the cross-sectional plane of cam part 2 and passive element 3 is to the eye at same position.Therefore, from the radiation direction of the center of gravity of passive element 3, consistent with the radius of a circle direction of the cross-sectional plane of cam part 2 to the eye.
Below, about jacking system 1 lifting action explanation
At first, the action that passive element 3 is risen describes.As shown in Figure 1, tracking mechanism 32, tracking mechanism 33, tracking mechanism 34, tracking mechanism 35 are positioned near the starting point of camming surface 22, camming surface 23, camming surface 24, camming surface 25 separately.In the state of Fig. 1, cam part 2 rotates in the clockwise direction by tracking mechanism 32, tracking mechanism 33, tracking mechanism 34, tracking mechanism 35 and the own wt of passive element 3 is shifted onto on the dip plane of camming surface 22, camming surface 23, camming surface 24, camming surface 25, passive element 3 all states that become among Fig. 2 that upwards promote.In the state of Fig. 2, cam part 2 is rotated in the clockwise direction make tracking mechanism 32, tracking mechanism 33, tracking mechanism 34, tracking mechanism 35 to arrive near the position of terminal point 22b, terminal point 23b, terminal point 24b, terminal point 25b of camming surface 22, camming surface 23, camming surface 24, camming surface 25 separately, further make passive element 3 all states that become among Fig. 3 that upwards promote.Stopping operating of cam part 2, passive element 3 stop to rise.
Then, the action that passive element 3 is descended describes.In the state of Fig. 3, cam part 2 anticlockwise motions, passive element 3 is because own wt descends downwards with the direction of tilt that camming surface 22, camming surface 23, camming surface 24, camming surface 25 contact according to tracking mechanism 32, tracking mechanism 33, tracking mechanism 34, tracking mechanism 35 in the dip plane of camming surface 22, camming surface 23, camming surface 24, camming surface 25 by tracking mechanism 32, tracking mechanism 33, tracking mechanism 34, tracking mechanism 35, and passive element 3 all is declined to become the state of Fig. 2.In the state of Fig. 2, cam part 2 is rotated in the counterclockwise direction, tracking mechanism 32, tracking mechanism 33, tracking mechanism 34, tracking mechanism 35 arrive starting point 22a, starting point 23a, starting point 24a, near the place, starting point 25a position of camming surface 22, camming surface 23, camming surface 24, camming surface 25 separately, and passive element 3 further all is declined to become the state of Fig. 1.
The present invention makes the lifting of jacking system become possibility by one group of cam part and passive element.In case of necessity, can use the cam swing type mechanism of the formation of the cam part of plural groups and passive element simultaneously, but, the present invention is not because need to use simultaneously the cam part and the passive element of plural groups, can reduce parts, also need not to carry out electrical control necessity of using simultaneously.
Simultaneously, the passive element among the present invention is to carry out lifting along the inclination on the camming surface, for example, compares with the jacking system that utilizes rack and pinion drive mechanism, and the output of propulsion source is very little just to realize lifting, has realized the saving of the energy.And, among the present invention, when propulsion source output is identical, for example compare with the jacking system that utilizes rack and pinion drive mechanism, can make heavier object carry out lifting.
In the foregoing description, the upper surface that cylindrical shell 21 has been described is connected and composed by 4 identical shaped camming surfaces cycle alternation successively, cylindrical shell 21 is connected and composed by 4 identical shaped camming surfaces cycle alternation successively except above-mentioned qualification, can also connect and compose by identical shaped camming surfaces such as for example 2,3,5 cycle alternation successively, perhaps also can connect and compose by a plurality of identical shaped camming surface except 4 cycle alternation successively.
In the foregoing description, adjacent camming surface for example camming surface 22 and camming surface 25 have been described, form erection part 26 between the terminal point 25b of the starting point 22a of camming surface 22 and camming surface 25, but, adjacent camming surface forms the dip plane between the terminal point of the camming surface that starting point that also can a camming surface is adjacent with another except above-mentioned qualification.
Simultaneously, near the mobile start position that is limited in camming surface that makes tracking mechanism and near the final position drg can be set on tracking mechanism.
In the foregoing description, having illustrated that tracking mechanism 32-35 is the roller tracking mechanism, but be not limited thereto, also can be the tabular contact that contacts with curved surface.
In the foregoing description, about the explanation of guide piece 36 and guide rail 12, but be not limited thereto, the group number of guide piece 36 and guide rail 12 is one group, three groups, four groups etc. plural groups.
In the foregoing description, figure middle guide 12 is arranged on the outside of cam part 2, but is not limited thereto, and guide rail 12 also can be arranged on the inboard of cam part 2.
In the foregoing description, the guiding mechanism of being made up of guide piece 36 and guide rail 12 has been described, but has been not limited thereto that for example punching on the body of passive element is provided with the guide rod that connects this hole and cooperates other guiding mechanism that passive element is led in the hole.
More than show and described groundwork of the present invention and principal character and advantage of the present invention.The technical personnel of the industry should be understood; the present invention is not restricted to the described embodiments; that describes in the foregoing description and the specification sheets just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications; these changes and improvements all fall in the claimed scope of the invention, and the claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (9)
1. a jacking system is characterized in that, it comprises that cross-sectional plane is circular cylindrical shell, and the part of described cylindrical shell upper surface is a camming surface; The cam part that freely rotates on the S. A. of described cylindrical shell is provided with body in the inboard of the cylindrical shell of described cam part; And radially extend through the passive element that tracking mechanism contacts with described camming surface from described body.
2. jacking system as claimed in claim 1 is characterized in that, described passive element is provided with the guiding mechanism of the lifting direction of the described passive element of guiding.
3. jacking system as claimed in claim 1 or 2 is characterized in that, the center of the cross-sectional plane place circle of described cam part and the center of gravity of described passive element are at same position.
4. jacking system as claimed in claim 1 or 2, it is characterized in that, the upper surface of described cylindrical shell comprises starting point, terminal point and the camming surface that is connected and composed by a plurality of identical shaped mutual cycle alternations, described passive element is provided with and the identical tracking mechanism of described mutual cycle alternation bonded assembly camming surface quantity, a camming surface and a corresponding contact of tracking mechanism.
5. jacking system as claimed in claim 3, it is characterized in that, the upper surface of described cylindrical shell comprises starting point, terminal point and the camming surface that is connected and composed by a plurality of identical shaped mutual cycle alternations, described passive element is provided with and the identical tracking mechanism of described mutual cycle alternation bonded assembly camming surface quantity, a camming surface and a corresponding contact of tracking mechanism.
6. as claim 4 or 5 described jacking systems, it is characterized in that, the starting point of a plurality of described camming surfaces is rotated with the center of the circle of the cross-sectional plane of described cam part, form the position of camming surface according to the number of the described camming surface of cycle alternation bonded assembly average mark chamfer degree on 360 degree, a plurality of described tracking mechanisms rotate with the center of gravity of described passive element and extend out from body according to the above-mentioned angle of cutting apart.
7. jacking system as claimed in claim 1 or 2 is characterized in that the passive element of described jacking system is provided with turntable, and this turntable adopts the method for circling round to circle round.
8. as claim 3,4 or 5 described jacking systems, it is characterized in that the passive element of described jacking system is provided with turntable, this turntable adopts the method for circling round to circle round.
9. as claim 6 or 7 described jacking systems, it is characterized in that the passive element of described jacking system is provided with turntable, this turntable adopts the method for circling round to circle round.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010-093111 | 2010-04-14 | ||
| JP2010093111A JP5778894B2 (en) | 2010-04-14 | 2010-04-14 | lift device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102020221A true CN102020221A (en) | 2011-04-20 |
Family
ID=43862053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105832241A Pending CN102020221A (en) | 2010-04-14 | 2010-11-30 | Lifting device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5778894B2 (en) |
| CN (1) | CN102020221A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105966291A (en) * | 2016-06-21 | 2016-09-28 | 沈阳霹雳科技有限公司 | Cargo position adjustment device for transport vehicle |
| CN109879203A (en) * | 2019-04-23 | 2019-06-14 | 北京旷视机器人技术有限公司 | Lifting mechanism and transfer robot with it |
| CN111941132A (en) * | 2020-08-19 | 2020-11-17 | 徐玉芝 | Stable mechanical lifting device for casting machining |
| CN112092049A (en) * | 2020-09-02 | 2020-12-18 | 安徽万朗磁塑股份有限公司 | Cam type double-cutting-piece refrigerator door seal cutting device |
| CN112296932A (en) * | 2020-10-30 | 2021-02-02 | 东风设备制造有限公司 | Part throw-off locating pin lifting device |
| CN114684968A (en) * | 2022-04-06 | 2022-07-01 | 何永雪 | Portable household water treatment environment-friendly device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112062045B (en) * | 2020-09-17 | 2021-10-29 | 杭州海康机器人技术有限公司 | Rotary lifting device |
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| US3884128A (en) * | 1972-07-06 | 1975-05-20 | Dura Corp | Combination centering bearing and stop for car lift pistons |
| CN2160845Y (en) * | 1992-10-26 | 1994-04-06 | 魏德芳 | Energy saver for gas stove |
| CN1164750A (en) * | 1996-05-05 | 1997-11-12 | 张雄伟 | Power-off time-delay lamp switch |
| CN1451600A (en) * | 2003-05-26 | 2003-10-29 | 刘文杰 | Body lifting method and lifting device thereby |
| JP2006021927A (en) * | 2004-07-09 | 2006-01-26 | Hiromasa Kitaguchi | Lifting device |
| CN201128424Y (en) * | 2007-11-23 | 2008-10-08 | 宝山钢铁股份有限公司 | Passive lifting tool trolley |
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| JPS5546671Y2 (en) * | 1976-12-01 | 1980-11-01 | ||
| JPH06226694A (en) * | 1993-02-02 | 1994-08-16 | Aiseru Kk | Sheet transfer method and device for its execution |
| JP2003285994A (en) * | 2002-03-28 | 2003-10-07 | Hirata Corp | Elevating apparatus |
| JP5022855B2 (en) * | 2007-10-05 | 2012-09-12 | 古河機械金属株式会社 | Lift pin mechanism, heat treatment device, vacuum drying device |
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- 2010-04-14 JP JP2010093111A patent/JP5778894B2/en active Active
- 2010-11-30 CN CN2010105832241A patent/CN102020221A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3884128A (en) * | 1972-07-06 | 1975-05-20 | Dura Corp | Combination centering bearing and stop for car lift pistons |
| CN2160845Y (en) * | 1992-10-26 | 1994-04-06 | 魏德芳 | Energy saver for gas stove |
| CN1164750A (en) * | 1996-05-05 | 1997-11-12 | 张雄伟 | Power-off time-delay lamp switch |
| CN1451600A (en) * | 2003-05-26 | 2003-10-29 | 刘文杰 | Body lifting method and lifting device thereby |
| JP2006021927A (en) * | 2004-07-09 | 2006-01-26 | Hiromasa Kitaguchi | Lifting device |
| CN201128424Y (en) * | 2007-11-23 | 2008-10-08 | 宝山钢铁股份有限公司 | Passive lifting tool trolley |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105966291A (en) * | 2016-06-21 | 2016-09-28 | 沈阳霹雳科技有限公司 | Cargo position adjustment device for transport vehicle |
| CN105966291B (en) * | 2016-06-21 | 2018-03-06 | 沈阳霹雳科技有限公司 | A kind of goods position regulating device of transport vehicle |
| CN109879203A (en) * | 2019-04-23 | 2019-06-14 | 北京旷视机器人技术有限公司 | Lifting mechanism and transfer robot with it |
| CN111941132A (en) * | 2020-08-19 | 2020-11-17 | 徐玉芝 | Stable mechanical lifting device for casting machining |
| CN112092049A (en) * | 2020-09-02 | 2020-12-18 | 安徽万朗磁塑股份有限公司 | Cam type double-cutting-piece refrigerator door seal cutting device |
| CN112296932A (en) * | 2020-10-30 | 2021-02-02 | 东风设备制造有限公司 | Part throw-off locating pin lifting device |
| CN114684968A (en) * | 2022-04-06 | 2022-07-01 | 何永雪 | Portable household water treatment environment-friendly device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5778894B2 (en) | 2015-09-16 |
| JP2011219261A (en) | 2011-11-04 |
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Application publication date: 20110420 |