CN104939506B - A kind of three linkage lifting-positioning devices for lift positioning tea table - Google Patents
A kind of three linkage lifting-positioning devices for lift positioning tea table Download PDFInfo
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- CN104939506B CN104939506B CN201510341349.6A CN201510341349A CN104939506B CN 104939506 B CN104939506 B CN 104939506B CN 201510341349 A CN201510341349 A CN 201510341349A CN 104939506 B CN104939506 B CN 104939506B
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- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000033001 locomotion Effects 0.000 claims abstract description 13
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 17
- 230000008569 process Effects 0.000 abstract description 17
- 230000006870 function Effects 0.000 description 6
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The present invention relates to a kind of three linkage lifting-positioning devices for lift positioning tea table, including fixed disc；Fixed disc lower end is provided with three pairs of connecting poles；Three pairs of connecting pole lower ends are welded with Y type stators；Central shaft is connected with the middle part of Y types stator；It is connected between central shaft and fixed disc by bearing, and central gear is provided with by key on central shaft；Y type stator upper centers are provided with No.1 ball bearing；Drive shaft is installed on No.1 ball bearing；It is connected between drive shaft top and fixed disc by bearing, and drive gear is provided with by key in the middle part of drive shaft；Y type stators are evenly arranged with three detent mechanisms；The top of three detent mechanisms is connected with mobile disk respectively；It is connected in the middle part of mobile disk between central shaft by gap fiting mode.The present invention can realize high-precision lifting positioning function, have the advantages that balance quality is good in features simple structure, easy to operate, motion process, altitude location performance is good and operating efficiency is high.
Description
Technical field
The present invention relates to tea table technical field, more particularly to a kind of three linkage lifting positioning for lift positioning tea table
Device.
Background technology
At present, general tea table desktop be all it is fixed, because the height of different people is different, when people use above
It does not reach the height of human comfort when eating, write or learning, and this uncomfortable posture works long hours and can also influenceed
The health of people.Although in the prior art, also there is some tea tables with elevating function, these tea tables are essentially all to pass through
Single transmission mechanism or other single-point drive mechanisms for being also easy to produce gap realize the purpose of lifting, but this single-point drives
Mechanism necessarily can bring slight inclination in lifting process, if teacup is put above by people or other containers with water can
It can overflow and, very big inconvenience can be brought.
The content of the invention
In order to solve the above problems, the invention provides a kind of three linkage lifting positioning dresses for lift positioning tea table
Put, slight inclination can be brought in lifting process and cause tea to overflow and come by solving single-point drive mechanism on existing lifting tea table
Problem, high-precision lifting positioning function can be realized, have features simple structure, in easy to operate, motion process balance quality it is good,
Altitude location performance is good and the advantages that operating efficiency is high.
To achieve these goals, the present invention is realized using following technical scheme：One kind is used for lift positioning tea table
Three linkage lifting-positioning devices, including fixed disc；The fixed disc is uniformly arranged along the central axis of fixed disc
There are three positioning holes, and central axis of the fixed disc lower end along fixed disc is evenly arranged with three pairs of connecting poles；Described three
Y type stators are welded with to connecting pole lower end, Y type stators are fixed on fixed disc by three pairs of connecting poles；The Y types
Central shaft is connected with by bearing in the middle part of stator；It is connected between the central shaft and fixed disc by bearing, and is located at Y
Central gear is provided with by key on central shaft between type stator and fixed disc；The Y types stator upper end is provided with
Projection, is provided with No.1 ball bearing in the middle part of projection, and No.1 ball bearing has that load bearing performance is good, frictional resistance in rotation process
The advantages that small, friction produces low temperature and long lifespan；Drive shaft is installed on the No.1 ball bearing；The drive shaft bottom weldering
Handle is connected to, people only need rotational handle to be manually operable present invention lifting positioning function, easy to operate；The drive shaft
It is connected between top and fixed disc by bearing, and drive gear is provided with by key in the middle part of drive shaft；The sliding tooth
Wheel is meshed with central gear；Central axis of the Y types stator along central shaft is evenly arranged with three detent mechanisms；Institute
The top for stating three detent mechanisms is connected by three rolling bearing units with mobile disk respectively, and three detent mechanisms are one three
Point synchronous drive mechanism, with 3 points of mathematics geometrical principles for determining a plane, so as to can ensure that fixed disc and movement
The distance between disk with it is parallel, and three detent mechanisms are connected with central gear, pass through central gear and drive three simultaneously
Individual detent mechanism work, can realize can realize high-precision lifting positioning function；In the middle part of the mobile disk between central shaft
It is connected by gap fiting mode.
As a preferred technical solution of the present invention, the detent mechanism is arranged on No. two ball axles on Y type stators
Hold, No. two ball bearings have that load bearing performance is good, frictional resistance is small in rotation process, friction produces that temperature is low and long lifespan
The advantages that；Hollow shaft is installed inside No. two ball bearings；The hollow shaft is internally provided with internal thread, the interior spiral shell of hollow shaft
Leading screw is installed on line；The leading screw is connected through the positioning hole on fixed disc with rolling bearing units；Lead in the hollow shaft
Crossing key connection has travelling gear；The travelling gear is meshed with central gear, due to three transmissions on three detent mechanisms
Gear is engaged with central gear so that three leading screws on three detent mechanisms are parallel to each other, and fixed disc with
Mobile disk is also always held at parastate.
As a preferred technical solution of the present invention, the central axis phase mutual respect of both described fixed disc and central shaft
Close, ensure that axiality, improve operating efficiency, further reduce tea table and heeling condition occur in motion process of the present invention
Probability.
As a preferred technical solution of the present invention, the central axis of the two neighboring travelling gear is relative to center
The angle all same that the central axis of gear is formed so that the central axis of two neighboring travelling gear is relative to central gear
The angle that central axis is formed is 120 degree, and equivalent to the equilateral triangle in mathematics, a geometrical plane is determined using 3 points
Principle, three travelling gears have fully ensured that the being parallel to each other property of three leading screws is parallel with mobile disk with fixed disc
Property.
During work, the mobile disk in the present invention is arranged on existing tea table first, when existing tea table height need to be increased
When, people's manually rotated handle, handle drives drive shaft to be rotated in No.1 ball bearing, and drive shaft drives drive gear to rotate, by
It is meshed in drive gear with central gear, drive gear drives central gear to rotate, and central gear rotates on center shaft, by
It is meshed in three travelling gears on three detent mechanisms, hollow shaft rotates each travelling gear corresponding to drive simultaneously again,
Due to being provided with leading screw on the internal thread of hollow shaft, and hollow shaft is arranged on No. two ball bearing inside, so that hollow shaft
On the one hand rotated on No. two ball bearings, on the other hand each hollow shaft drive again corresponding to leading screw move, therefore, central gear
Motion simultaneously driven three leading screws being parallel to each other, also ensure that mobile disk can move in parallel above fixed disc,
And the distance moved in parallel is controllable, balance quality is good in motion process, and altitude location performance is good, solves existing single-point driving machine
Structure can bring slight inclination in lifting process and cause tea to overflow the problem of coming.
The beneficial effects of the present invention are：The present invention compared with prior art, make use of in mathematics determine a geometry at 3 points
The principle of plane, ensure that three leading screws keep the state being parallel to each other in motion process, and ensure that mobile disk with
The state of fixed disc keeping parallelism, so as to accurately ensure that, mobile disk is relative to fixation under the drive of three screw synchronous
Disk moves in parallel distance, and slight inclination can be brought in lifting process and cause tea by solving existing single-point drive mechanism
The problem of coming is overflowed, with balance quality in features simple structure, easy to operate, motion process is good, altitude location performance is good and works
The advantages that efficiency high.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the full sectional view of the present invention；
Fig. 3 is Fig. 2 A-A to sectional view.
Specific embodiment
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.It should be noted that in the case where not conflicting, embodiment in the application and
Feature in embodiment can be combined with each other.
As shown in Figure 1 to Figure 3, a kind of three linkage lifting-positioning devices for lift positioning tea table, including fixed circle
Disk 1；Central axis of the fixed disc 1 along fixed disc 1 is evenly arranged with three positioning holes, and the lower end of fixed disc 1
Three pairs of connecting poles 2 are evenly arranged with along the central axis of fixed disc 1；Three pairs of connecting poles 2 lower end is welded with Y types and fixed
Piece 3, Y type stators are fixed on fixed disc 1 by three pairs of connecting poles 2；The middle part of Y types stator 3 is connected by bearing
It is connected to central shaft 4；It is connected between the central shaft 4 and fixed disc 1 by bearing, and positioned at Y types stator 3 and fixed circle
Central gear 5 is provided with by key on central shaft 4 between disk 1；The upper end of Y types stator 3 is provided with projection 3a, projection 3a
Middle part is provided with No.1 ball bearing 3b, and No.1 ball bearing 3b has that load bearing performance is good, frictional resistance is small, rubs in rotation process
Wipe the advantages that producing low temperature and long lifespan；Drive shaft 6 is installed on the No.1 ball bearing 3b；The bottom of drive shaft 6 weldering
Handle 7 is connected to, people only need rotational handle 7 to be manually operable present invention lifting positioning function, easy to operate；The driving
It is connected between the top of axle 6 and fixed disc 1 by bearing, and the middle part of drive shaft 6 is provided with drive gear 8 by key；It is described
Drive gear 8 is meshed with central gear 5；The Y types stator 3 is evenly arranged with three along the central axis of central shaft 4
Detent mechanism 9；The top of three detent mechanisms 9 is connected by three rolling bearing units 10 with mobile disk 11 respectively, and three
Individual detent mechanism 9 is 3 synchronous drive mechanisms, with 3 points of mathematics geometrical principles for determining a plane, so as to
Ensure the distance between fixed disc 1 and mobile disk 11 with it is parallel, and three detent mechanisms 9 are connected with central gear 5,
Three detent mechanisms 9 are driven to work simultaneously by central gear 5, can realize can realize high-precision lifting positioning function；It is described
The mobile middle part of disk 11 is connected between central shaft 4 by gap fiting mode.
As a preferred technical solution of the present invention, the detent mechanism 9 is arranged on No. two balls on Y types stator 3
On bearing 9a, No. two ball bearing 9a have load bearing performance is good, frictional resistance is small in rotation process, friction produce temperature it is low and
The advantages that long lifespan；Hollow shaft 9b is installed inside No. two ball bearing 9a；The hollow shaft 9b is internally provided with internal thread,
Leading screw 9c is installed on hollow shaft 9b internal thread；The leading screw 9c passes through positioning hole and rolling bearing units 10 on fixed disc 1
It is connected；There is travelling gear 9d by key connection on the hollow shaft 9b；The travelling gear 9d is meshed with central gear 5,
Because three travelling gear 9d on three detent mechanisms 9 are engaged with central gear 5, so that three detent mechanisms 9
On three leading screw 9c be parallel to each other, and fixed disc 1 is also always held at parastate with mobile disk 11.
As a preferred technical solution of the present invention, both central axis of the fixed disc 1 and central shaft 4 are mutual
Overlap, ensure that axiality, improve operating efficiency, further reduce tea table occur in motion process of the present invention it is skewed
The probability of state.
As a preferred technical solution of the present invention, the central axis of the two neighboring travelling gear 9d is in
The angle all same that the central axis of heart gear 5 is formed so that two neighboring travelling gear 9d central axis is relative to center
The angle that the central axis of gear 5 is formed is 120 degree, and equivalent to the equilateral triangle in mathematics, one is determined using 3 points
The principle of geometrical plane, three travelling gear 9d have fully ensured that three leading screw 9c being parallel to each other property and fixed disc 1 and moved
The collimation of dynamic disk 11.
During work, the mobile disk in the present invention is arranged on existing tea table first, when existing tea table height need to be increased
When, people's manually rotated handle 7, handle 7 drives drive shaft 6 to be rotated in No.1 ball bearing 3b, and drive shaft 6 drives drive gear 8
Rotate, because drive gear 8 is meshed with central gear 5, the drive central gear 5 of drive gear 8 rotates, and central gear 5 is in
Rotated in mandrel 4, because three travelling gear 9d on three detent mechanisms 9 are meshed, each travelling gear 9d and simultaneously band
Hollow shaft 9b is rotated corresponding to dynamic, and due to being provided with leading screw 9c on hollow shaft 9b internal thread, and hollow shaft 9b is arranged on No. two
On ball bearing 9a inside, so that on the one hand hollow shaft 9b is rotated on No. two ball bearing 9a, each hollow shaft of another aspect
9b drive again corresponding to leading screw 9c movement, therefore, central gear 5 motion simultaneously driven three leading screw being parallel to each other 9c,
It also ensure that mobile disk 11 can move in parallel above fixed disc 1, and the distance moved in parallel is controllable, is put down in motion process
The performance that weighs is good, and altitude location performance is good, and slight inclination can be brought and lead in lifting process by solving existing single-point drive mechanism
Cause tea to overflow the problem of coming, reach purpose.
The basic principles, principal features and advantages of the present invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the description in above-described embodiment and specification simply illustrates the present invention
Principle, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, and these change and changed
Enter all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent
Define.
Claims (1)
- A kind of 1. three linkage lifting-positioning devices for lift positioning tea table, it is characterised in that：Including fixed disc (1)； Central axis of the fixed disc (1) along fixed disc (1) is evenly arranged with three positioning holes, and under fixed disc (1) End is evenly arranged with three pairs of connecting poles (2) along the central axis of fixed disc (1)；Three pairs of connecting poles (2) lower end welding There is Y types stator (3)；Central shaft (4) is connected with by bearing in the middle part of the Y types stator (3)；The central shaft (4) is with consolidating Fixed disk is connected between (1) by bearing, and on the central shaft (4) between Y types stator (3) and fixed disc (1) Central gear (5) is provided with by key；Y types stator (3) upper end is provided with projection (3a), is provided with the middle part of projection (3a) No.1 ball bearing (3b)；Drive shaft (6) is installed on the No.1 ball bearing (3b)；Drive shaft (6) bottom is welded with hand Handle (7)；It is connected between drive shaft (6) top and fixed disc (1) by bearing, and passes through key in the middle part of drive shaft (6) Drive gear (8) is installed；The drive gear (8) is meshed with central gear (5)；The Y types stator (3) is along center The central axis of axle (4) is evenly arranged with three detent mechanisms (9)；The top of three detent mechanisms (9) passes through three respectively Individual rolling bearing units (10) are connected with mobile disk (11), and three detent mechanisms (9) are connected with central gear (5)；Institute State and be connected in the middle part of mobile disk (11) between central shaft (4) by gap fiting mode；The detent mechanism (9) is arranged on No. two ball bearings (9a) on Y types stator (3)；No. two ball bearings (9a) Inside is provided with hollow shaft (9b)；The hollow shaft (9b) is internally provided with internal thread, is installed on the internal thread of hollow shaft (9b) There is leading screw (9c)；The leading screw (9c) is connected through the positioning hole on fixed disc (1) with rolling bearing units (10)；It is described hollow There is travelling gear (9d) by key connection on axle (9b)；The travelling gear (9d) is meshed with central gear (5)；The central axis of both the fixed disc (1) and central shaft (4) overlaps；In two neighboring travelling gear (9d) The angle all same that mandrel line is formed relative to the central axis of central gear (5), is 120 degree；During work, mobile disk is arranged on existing tea table first, when that need to increase existing tea table height, people can be manually rotated Handle (7), handle (7) drive drive shaft (6) to be rotated in No.1 ball bearing (3b), and drive shaft (6) drives drive gear (8) to turn Dynamic, because drive gear (8) is meshed with central gear (5), drive gear (8) drives central gear (5) rotation, central gear (5) rotated on central shaft (4), due to three travelling gears (9d) on three detent mechanisms (9) with central gear (5) phase Engagement, each travelling gear (9d) and hollow shaft (9b) rotation corresponding to drive simultaneously, due on hollow shaft (9b) internal thread Leading screw (9c) is installed, and hollow shaft (9b) is arranged on No. two ball bearing (9a) inside, so that the side of hollow shaft (9b) one Face rotates on No. two ball bearings (9a), on the other hand each hollow shaft (9b) drives again corresponding to leading screw (9c) move, center The motion of gear (5) has driven three leading screws being parallel to each other (9c) simultaneously, also ensure that mobile disk (11) can be justified fixed Moved in parallel above disk (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510341349.6A CN104939506B (en) | 2015-06-18 | 2015-06-18 | A kind of three linkage lifting-positioning devices for lift positioning tea table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510341349.6A CN104939506B (en) | 2015-06-18 | 2015-06-18 | A kind of three linkage lifting-positioning devices for lift positioning tea table |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104939506A CN104939506A (en) | 2015-09-30 |
| CN104939506B true CN104939506B (en) | 2018-03-20 |
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| CN201510341349.6A Active CN104939506B (en) | 2015-06-18 | 2015-06-18 | A kind of three linkage lifting-positioning devices for lift positioning tea table |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107225699B (en) * | 2015-11-19 | 2019-04-26 | 新昌县大市聚镇万艺机械厂 | Electric slicer |
| CN106586897A (en) * | 2016-12-27 | 2017-04-26 | 广州市远能物流自动化设备科技有限公司 | Lifting mechanism |
| CN106882525A (en) * | 2017-03-14 | 2017-06-23 | 苏州牧星智能科技有限公司 | Jacking type carrier |
| CN107928108A (en) * | 2017-12-25 | 2018-04-20 | 江阴市高奕机械工业有限公司 | Table-lifting device |
| CN107928105A (en) * | 2017-12-25 | 2018-04-20 | 江阴市高奕机械工业有限公司 | Single-column same table |
| CN108656219A (en) * | 2018-06-15 | 2018-10-16 | 中山久力包装科技有限公司 | A kind of device adjusting cutting mechanism cutting path |
| CN110150861B (en) * | 2019-05-17 | 2021-12-31 | 湖南文理学院 | Height-adjustable desk convenient for classified collection of building blocks |
| CN112744310A (en) * | 2020-12-29 | 2021-05-04 | 诸暨市蓝了电子科技有限公司 | Multi-action-dimension wheeled walking foot of robot and multi-foot robot |
| CN113124276A (en) * | 2021-04-24 | 2021-07-16 | 枣庄市晓光科技咨询服务有限公司 | Data management system based on big data and image recognition |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6935250B1 (en) * | 2002-10-09 | 2005-08-30 | Baker Manufacturing Company, Inc. | Adjustable height table with multiple legs operable by a single crank |
| CN100555466C (en) * | 2006-01-19 | 2009-10-28 | 邓正刚 | Panel lifting mechanism |
| CN202407701U (en) * | 2012-01-18 | 2012-09-05 | 上海札德家具有限公司 | Four-point synchronous lifting structure of lifting table |
| CN103919360B (en) * | 2013-01-11 | 2016-12-28 | 李海燕 | Link-type mechanical elevating table |
| CN204764096U (en) * | 2015-06-18 | 2015-11-18 | 安庆联泰电子科技有限公司 | A three linkage lift positioner for over -and -under type location tea table |
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2015
- 2015-06-18 CN CN201510341349.6A patent/CN104939506B/en active Active
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Inventor after: Ni Shujun Inventor before: Liu Changmiao Inventor before: Yang Jinying |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20170922 Address after: Baishuiyang town Huang Tanyang coastal village of Taizhou City, Zhejiang province 317032 City No. 155 Applicant after: Ni Shujun Address before: Longshan road 246001 in Anhui province Anqing City Yingjiang District No. 84 four Applicant before: ANHUI LIANTAI ELECTRONIC TECHNOLOGY CO., LTD. |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20180212 Address after: 510470 Guangdong Province, Guangzhou Baiyun District and the town of He Long Qi Lu No. 100 Applicant after: Guangzhou City Olin Furniture Co., Ltd. Address before: Baishuiyang town Huang Tanyang coastal village of Taizhou City, Zhejiang province 317032 City No. 155 Applicant before: Ni Shujun |
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Address after: 510470 Guangdong Province, Guangzhou Baiyun District and the town of He Long Qi Lu No. 100 Patentee after: Haitai OULIN Group South China Co., Ltd Address before: 510470 Guangdong Province, Guangzhou Baiyun District and the town of He Long Qi Lu No. 100 Patentee before: GUANGZHOU ONLEAD FURNITURE Co.,Ltd. |