CN204802954U - Screw actuation's elevating system - Google Patents
Screw actuation's elevating system Download PDFInfo
- Publication number
- CN204802954U CN204802954U CN201520284031.4U CN201520284031U CN204802954U CN 204802954 U CN204802954 U CN 204802954U CN 201520284031 U CN201520284031 U CN 201520284031U CN 204802954 U CN204802954 U CN 204802954U
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- leading screw
- lifting mechanism
- fixed support
- draught line
- utility
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Abstract
The utility model discloses a screw actuation's elevating system, this screw actuation's elevating system includes: the pulley, the pull wire, lead screw nut board, the bearing, a controller, the power supply, fixed bolster and lead screw, wherein, the pull wire is walked on the pulley, the lead screw is installed on the bearing, other parts all set up on the fixed bolster, after the mechanism starts working, produce the signal driver power supply by the controller, the torsion that the power supply produced drives the lead screw rotation, linear motion is made at the horizontal direction to the rotatory pull wire that drives of lead screw, thereby the object that has driven the connection of pull wire one end is in the ascending elevating movement of vertical side, the control to the object lift has finally been realized, according to the utility model provides a screw actuation's elevating system has simple structure, it is reliable to go up and down, save characteristics such as cost.
Description
Technical field
The utility model relates to object up-down mechanism technology field, particularly relates to the lifting mechanism that a kind of leading screw drives.
Background technology
Various forms of lifting mechanism is being produced and is being had quite extensively general application in daily life, and they are all adopt scissor, X-shaped connecting rod mechanism usually, drives scissor, X-shaped connecting rod realizes object and promote, land by propulsion source.
As Chinese patent CN201280002668.9 " Screw-driven lift table ", disclose a kind of Screw-driven lift table, comprise pedestal, left and right tooth screw mandrel, the two groups of X-shaped connecting rods in left and right, horizontal lifting platform, wherein two groups, left and right X-shaped connecting rod is arranged on the two ends, left and right between pedestal and horizontal lifting platform, the fixed end of X-shaped connecting rod is hinged on pedestal and horizontal lifting platform respectively, the movable end of X-shaped connecting rod is connected with left and right tooth screw mandrel, rotated by propulsion source, drive left and right tooth screw mandrel, pull X-shaped connecting rod variable angle, thus the lifting of level of control bay-lift, but, Screw-driven lift table has system complex, mechanism is various, high to component processing request, for ensureing mechanism reliability, especially to X-shaped connecting rod strength, material, it is high that tolerance fit has requirement, simultaneously owing to not being adopt effort-saving mechanism, require high to power source torque output, there is dead bar phenomenon in X-shaped connecting rod mechanism, runs there is uncertain factor to mechanism, because X-shaped connecting rod and horizontal lifting platform, pedestal adopt and be rigidly connected, large at Oscillation Amplitude, frequent place, easily causes leading screw bending, and then affects mechanism's operation.In a word, Screw-driven lift table have volume large, assemble loaded down with trivial details, manufacture difficult cost high, safeguard frequent, and operational site requires high obvious deficiency.
Due to the existence of the problems referred to above, the present inventor studies existing lifting mechanism technology and improves, to designing the lifting mechanism that a kind of structure is simple, be elevated the driving of reliable, cost-effective leading screw.
Utility model content
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme: the lifting mechanism that this leading screw drives comprises: pulley, draught line, leading screw nut plate, supporting base, controller, propulsion source, fixed support and leading screw, wherein, draught line navigates within pulley, leading screw is arranged on supporting base, other part is all arranged on fixed support, after mechanism starts working, produce signal by controller and drive propulsion source, the torque band movable wire thick stick that propulsion source produces rotates, leading screw rotarily drives draught line moving linearly in the horizontal direction, thus the dipping and heaving of the object in the vertical direction having driven draught line one end to connect, finally achieve the control to object up-down, thus complete the present invention.
The utility model object is to provide following aspect:
(1) lifting mechanism for leading screw driving, is characterized in that,
The lifting mechanism that this leading screw drives includes fixed support 7, and the draught line 2 that lifting object moves with leading screw nut plate 3 treated by the leading screw 8 fixed support 7 is provided with leading screw nut plate 3, driving described leading screw nut plate 3 move and drawing, wherein,
Described leading screw 8 is arranged along the bearing of trend of fixed support 7, and described leading screw nut plate 3 is arranged on described leading screw 8;
Described fixed support 7 is also provided with pulley 1, and described pulley 1 is for changing the action direction of described draught line 2.
(2) lifting mechanism that the leading screw according to above-mentioned (1) drives, it is characterized in that, described draught line 2 one end is fixed on leading screw nut plate 3 along fixed support 7 bearing of trend, and one end is connected to and treats on lifting object in addition.
(3) lifting mechanism that the leading screw according to above-mentioned (1) drives, it is characterized in that, described draught line 2 is worn around on described pulley 1.
(4) lifting mechanism that the leading screw according to above-mentioned (1) drives, it is characterized in that, described draught line 2 is steel rope, and draught line 2 can be one or more.
(5) lifting mechanism that the leading screw according to above-mentioned (1) drives, is characterized in that, fixed support 7 is provided with the supporting base 4 for fixing leading screw 8.
(6) lifting mechanism that the leading screw according to above-mentioned (1) drives, is characterized in that, fixed support 7 is provided with the controller 5 run for controlling this lifting mechanism.
(7) lifting mechanism that the leading screw according to above-mentioned (1) drives, is characterized in that, fixed support 7 is also provided with the propulsion source 6 for driving leading screw 8 to operate.
(8) lifting mechanism that the leading screw according to above-mentioned (1) drives, it is characterized in that, described leading screw 8 is two-way leading screw.
According to the lifting mechanism of the leading screw driving that the utility model provides, there is following beneficial effect:
(1) lifting mechanism that the leading screw that the utility model provides drives, can only use a rhizoid thick stick just can the same object of multi-point lifting, leading screw rotates and pulls leading screw nut plate to move, thus driving object up-down, which decrease the fastening requirements to each component of mechanism, simple and reasonable, lifting is reliable and save material;
(2) in the utility model, utilize the feature of leading screw self-locking, any point that object hovers over stroke kind can be controlled, and then meet the requirement of different adjustable height;
(3) the utility model can use one or more pulley, and draught line, through one or more pulley, reaches laborsaving object, reduces the requirement to leading screw intensity and power source torque simultaneously;
(4) the controller remote control running of the utility model by installation and the hovering of any point place object, and can be connected with other automatic equipments, thus realize automatic mechanism;
(5) the utility model can be widely used in the mechanical equipments such as object up-down, such as: can be used in electronlmobil wireless charging field.
Accompanying drawing explanation
Fig. 1 illustrates the structural representation of the lifting mechanism driven according to the two-way leading screw of a kind of preferred implementation of the utility model;
Fig. 2 illustrates the structural representation of the lifting mechanism driven according to the unidirectional leading screw of a kind of preferred implementation of the utility model.
Drawing reference numeral illustrates:
1-pulley
2-draught line
3-leading screw nut plate
4-supporting base
5-controller
6-propulsion source
7-fixed support
8-leading screw
Detailed description of the invention
Be described in detail below by the utility model, feature of the present utility model and advantage will illustrate along with these and become more clear, clear and definite.
Word " exemplary " special here means " as example, embodiment or illustrative ".Here need not be interpreted as being better than or being better than other embodiment as any embodiment illustrated by " exemplary ".Although the various aspects of embodiment shown in the drawings, unless otherwise indicated, accompanying drawing need not be drawn in proportion.
In the utility model, leading screw refers to a screwed thick stick axle, and itself and leading screw nut plate cooperate, and is straight-line motion by convert rotational motion; Two-way leading screw refers to that the rotation direction of two sections, a rhizoid thick stick is different, namely one section is right-hand screw thread, another section is minus thread, left and right spin nut respectively connected moving parts, when leading screw rotates, these two moving parts respectively along with convergence or the separation rapidly in the horizontal direction of left and right spin nut, thus drive leading screw nut plate to pull draught line to drive object in the rising of vertical direction and decline.
In the utility model, draught line refers under the propulsive effort effect of leading screw, the device of traction object of which movement, such as steel rope or chain etc.; The draw-in groove of draught line refers to the physical construction for fixed traction line, its one end can be kept to be fixed on leading screw nut plate, thus accept the power that leading screw nut plate passes to it.
In the utility model, described in wear around referring to that draught line to be wrapped on each pulley thus to pull object of which movement.
According in a preferred implementation of the present utility model, as shown in Figure 1 and Figure 2, the lifting mechanism that this leading screw drives includes fixed support 7, the leading screw 8 fixed support 7 is provided with leading screw nut plate 3, driving described leading screw nut plate 3 to move and drawing waits to be elevated the draught line 2 that object moves with leading screw nut plate 3, wherein, described leading screw 8 is arranged along the bearing of trend of fixed support 7, described leading screw nut plate 3 is arranged on described leading screw 8, described leading screw nut plate 3 is provided with the tapped bore matched with the screw thread of leading screw 8; Described fixed support 7 is also provided with pulley 1, described pulley 1 is for changing the action direction of described draught line 2, described fixed support 7 is preferably a slab construction, leading screw 8 is arranged along its direction, plate face to ensure that leading screw nut plate 3 moves along direction, plate face, and the installing space so both saving lifting mechanism also can be applied in each occasion neatly; A vital function of described pulley is exactly, thus realizes the lifting waiting to be elevated object; Utilize the auto-lock function of described leading screw 8 to realize waiting being elevated the control in object hovering site, that is, when lifting mechanism rises or when dropping to intended height, can feed-disabling automatically; The auto-lock function of leading screw both can be rely on the structure of leading screw self to realize, also can by additional device as motor or band-type brake realize.
In one preferred embodiment, fixed support 7 is also provided with and controls the controller 5 that this lifting mechanism runs and the propulsion source 6 driving leading screw 8 to operate, controller 5 can this leading screw of Long-distance Control drive the running rising mechanism, also hover and wait to be elevated object in any site can be controlled in stroke, propulsion source 6 can provide sufficient power for leading screw 8, described controller 5 is mutually close with propulsion source 6, to make propulsion source 6 can Received signal strength faster and more accurately, thus improve the operating efficiency of the lifting mechanism that this leading screw drives.
According to of the present utility model one preferred embodiment in, described draught line 2 is worn around on described pulley 1, the number of pulley is not particularly limited, and is considering simplicity of design, easy for installation, under prerequisite with low cost, described pulley 1 can be set to many groups, to be used for reducing the tractive force of draught line 2, can also arrange pulley 1 in the edge of fixed support 7, to reduce the tractive force of draught line 2 further, reduce the requirement of strength of leading screw 8 and the torque request to propulsion source 6 simultaneously; The surface of described pulley 1 is smooth side or can arranges groove on the surface of described pulley 1 and keep stable active position in the course of the work to make the draught line 2 worn around on pulley 1.
Described draught line 2 can be steel rope or chain etc., due to steel rope have transmit long distance load, bear multiple load and variable load, higher tensile strength, fatigue resistance and toughness, safety factor is large, good corrosion resistance, the advantages such as wear-resisting under high speed operation condition, antidetonation, run stability are good, according to of the present utility model one preferred embodiment in, described draught line 2 is steel ropes, and described steel rope can be round-strand rope, braided wire rope or band rope; The level of steel rope is also not particularly limited, and can be single wiring, double wrap rope or three wirings; Contact condition in steel rope between every layer of steel wire can be point cantact, linear contact lay or face contact; Comprehensively above-mentioned 3 points, can select suitable steel rope according to specific works condition.The lifting mechanism tensile strength that described steel rope makes this leading screw drive is high, load-carrying capacity is strong, shock-resistant ability strong and reliable operation; Described steel rope can select the rated load of the standard that is multiple times than to require to configure, thus the lifting mechanism driven for whole leading screw provides safety control safe against all possibilities.
In one preferred embodiment, described draught line 2 one end is fixed on leading screw nut plate 3 along fixed support 7 bearing of trend, one end is connected to and treats on lifting object in addition, draught line 2 can be one or more, many described draught lines preferably symmetry are arranged on leading screw nut plate 3, described leading screw nut plate 3 is provided with the draw-in groove of draught line 2, its one end can be kept to be fixed on leading screw nut plate 3 well, thus accept the power that leading screw nut plate 3 passes to it, the draw-in groove of multiple draught line 2 can be set in the side of described leading screw nut plate 3, thus many draught lines 2 can be fixed, many draught lines 2 can be connected to the different parts waiting to be elevated object, thus make object stably to rise or to decline.
In one preferred embodiment, described fixed support 7 is provided with the supporting base 4 for fixing leading screw 8, described supporting base 4 can be one or more, when for time multiple, preferably symmetry is arranged on leading screw 8, and described supporting base 4 is provided with the through hole matched with leading screw 8, and the aperture of described through hole and the diameter compatible of leading screw 8 close, make leading screw 8 can be just fixed thereon, thus leading screw loss due to friction is at work dropped to minimum; Another preferred embodiment in, described leading screw nut plate 3 and described supporting base 4 axle center conllinear, can reduce the power waste of leading screw 8 in rotation, thus improve the work efficiency of lifting mechanism that whole leading screw drives; Under the driving of leading screw 8, treat that lifting object moves along with the motion of leading screw nut plate 3, the distance between described supporting base 4 and leading screw nut plate 3 is less than or equal to the distance waiting to be elevated object up-down.
Of the present utility model one preferred embodiment in, as shown in Figure 1, described leading screw 8 is two-way leading screw, namely one section of leading screw is right-hand screw thread, another section is minus thread, left, right handed unt respectively connected moving parts leading screw nut plate, when leading screw rotates, these two leading screw nut plates are respectively along with a left side, right handed unt is convergence or separation rapidly in the horizontal direction, thus drive leading screw nut plate 3 to pull draught line 2 to drive object in the rising of vertical direction and decline, when for two-way leading screw, controller 5 transmits to propulsion source 6, the torque band movable wire thick stick 8 that propulsion source 6 produces produces and rotates, two leading screw nut plates respectively along support bracket fastened bearing of trend left and move right, thus drive the draught line 2 of leading screw nut plate side to pull to treat that lifting object in the vertical direction rises or declines.
Of the present utility model another preferred embodiment in, as shown in Figure 2, when described leading screw is unidirectional leading screw, controller 5 transmits to propulsion source 6, the torque band movable wire thick stick 8 that propulsion source 6 produces produces and rotates, leading screw nut plate moves to the left or to the right along support bracket fastened bearing of trend, thus drives the draught line 2 of leading screw nut plate side to pull to treat that lifting object in the vertical direction rises or declines.
Example above only illustrates several possible embodiment of the present utility model, and wherein others skilled in the art are in reading with will expect when understanding this specification sheets and accompanying drawing that equivalence is replaced and/or revised.Particularly about the various functions of being undertaken by above-described assembly, unless otherwise instructed, term intention for describing such assembly is corresponding (namely with any assembly of the appointed function carrying out described assembly, functionally equivalence), even if structure is not equal to the open structure of the function in the implementation of the utility model signal.In addition, although may about in some implementations only one illustrate and/or describe special characteristic of the present utility model, such feature can with other integrate features one or more that for any given or application-specific may be other favourable implementations.
According to the lifting mechanism of the leading screw driving that the utility model provides, there is following beneficial effect:
(1) lifting mechanism that the leading screw that the utility model provides drives, can only use a rhizoid thick stick just can the same object of multi-point lifting, leading screw rotates and pulls leading screw nut plate to move, thus driving object up-down, which decrease the fastening requirements to each component of mechanism, simple and reasonable, lifting is reliable and save material;
(2) in the utility model, utilize the feature of leading screw self-locking, any point that object hovers over stroke kind can be controlled, and then meet the requirement of different adjustable height;
(3) the utility model can use one or more pulley, and draught line, through one or more pulley, reaches laborsaving object, reduces the requirement to leading screw intensity and power source torque simultaneously;
(4) the controller remote control running of the utility model by installation and the hovering of any point place object, and can be connected with other automatic equipments, thus realize automatic mechanism;
(5) the utility model can be widely used in the mechanical equipments such as object up-down, such as: can be used in electronlmobil wireless charging field.
In the utility model, the number of described pulley, leading screw nut version and supporting base, described two-way leading screw and the steel rope used are the embodiment of most preferred embodiment in the utility model, can not be interpreted as restriction of the present utility model.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term "left", "right" are based on the orientation under utility model works state or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
More than in conjunction with detailed description of the invention and exemplary example, the utility model has been described in detail, but these explanations can not be interpreted as restriction of the present utility model.It will be appreciated by those skilled in the art that when not departing from the utility model spirit and scope, can carry out multiple equivalencing, modification or improvement to technical solutions of the utility model and embodiment thereof, these all fall in scope of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (8)
1. the lifting mechanism of a leading screw driving, it is characterized in that: the lifting mechanism that this leading screw drives includes fixed support (7), the leading screw (8) fixed support (7) is provided with leading screw nut plate (3), driving described leading screw nut plate (3) to move and drawing waits to be elevated the draught line (2) that object moves with leading screw nut plate (3), wherein
Described leading screw (8) is arranged along the bearing of trend of fixed support (7), and described leading screw nut plate (3) is arranged on described leading screw (8);
Described fixed support (7) is also provided with pulley (1), and described pulley (1) is for changing the action direction of described draught line (2).
2. the lifting mechanism of leading screw driving according to claim 1, it is characterized in that, described draught line (2) one end is fixed on leading screw nut plate (3) along fixed support (7) bearing of trend, and one end is connected to and treats on lifting object in addition.
3. the lifting mechanism of leading screw driving according to claim 1, it is characterized in that, described draught line (2) is worn around on described pulley (1).
4. the lifting mechanism of leading screw driving according to claim 2, it is characterized in that, described draught line (2) is steel rope, and draught line (2) can be one or more.
5. the lifting mechanism of leading screw driving according to claim 1, is characterized in that, fixed support (7) is provided with the supporting base (4) for fixing leading screw (8).
6. the lifting mechanism of leading screw driving according to claim 1, is characterized in that, fixed support (7) is provided with the controller (5) run for controlling this lifting mechanism.
7. the lifting mechanism of leading screw driving according to claim 1, is characterized in that, fixed support (7) is also provided with the propulsion source (6) for driving leading screw (8) to operate.
8. the lifting mechanism of leading screw driving according to claim 1, it is characterized in that, described leading screw (8) is two-way leading screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520284031.4U CN204802954U (en) | 2015-05-05 | 2015-05-05 | Screw actuation's elevating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520284031.4U CN204802954U (en) | 2015-05-05 | 2015-05-05 | Screw actuation's elevating system |
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| CN204802954U true CN204802954U (en) | 2015-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520284031.4U Expired - Fee Related CN204802954U (en) | 2015-05-05 | 2015-05-05 | Screw actuation's elevating system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105386171A (en) * | 2015-12-04 | 2016-03-09 | 晋中经纬泓鑫机械有限公司 | Lifting driving method and device |
| CN106246844A (en) * | 2016-08-09 | 2016-12-21 | 中国科学院长春光学精密机械与物理研究所 | Optical grating graduating machine and nut weight reducing device thereof |
| CN106483133A (en) * | 2016-09-23 | 2017-03-08 | 东莞市联洲知识产权运营管理有限公司 | A kind of rotary laser template detection equipment |
| CN106704510A (en) * | 2017-02-07 | 2017-05-24 | 佛山市恒学科技服务有限公司 | Automatic transverse movement mechanism |
-
2015
- 2015-05-05 CN CN201520284031.4U patent/CN204802954U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105386171A (en) * | 2015-12-04 | 2016-03-09 | 晋中经纬泓鑫机械有限公司 | Lifting driving method and device |
| CN105386171B (en) * | 2015-12-04 | 2018-06-26 | 晋中经纬泓鑫机械有限公司 | A kind of lifting driving method and device |
| CN106246844A (en) * | 2016-08-09 | 2016-12-21 | 中国科学院长春光学精密机械与物理研究所 | Optical grating graduating machine and nut weight reducing device thereof |
| CN106246844B (en) * | 2016-08-09 | 2019-06-11 | 中国科学院长春光学精密机械与物理研究所 | Optical grating graduating machine and its nut weight reducing device |
| CN106483133A (en) * | 2016-09-23 | 2017-03-08 | 东莞市联洲知识产权运营管理有限公司 | A kind of rotary laser template detection equipment |
| CN106704510A (en) * | 2017-02-07 | 2017-05-24 | 佛山市恒学科技服务有限公司 | Automatic transverse movement mechanism |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151125 Termination date: 20180505 |