CN211173281U - Rotatable lifting stage - Google Patents
Rotatable lifting stage Download PDFInfo
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- CN211173281U CN211173281U CN201921635808.1U CN201921635808U CN211173281U CN 211173281 U CN211173281 U CN 211173281U CN 201921635808 U CN201921635808 U CN 201921635808U CN 211173281 U CN211173281 U CN 211173281U
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- lifting
- rotating shaft
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- rotating
- gear
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- 230000033001 locomotion Effects 0.000 claims abstract description 9
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 230000003028 elevating effect Effects 0.000 claims description 7
- 239000003638 chemical reducing agent Substances 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a rotatable lifting stage, which comprises a base platform, a stage disc, a rotating device and a lifting device; the top of the base station is open, the interior of the base station is hollow, and the stage disc, the lifting device and the rotating device are sequentially positioned from the top of the base station to the bottom of the inner cavity; the center of the bottom of the stage disc is connected with a rotating shaft, the rotating shaft is vertical to the surface of the stage disc, the free end of the rotating shaft is connected with a rotating device, the rotating shaft is the axis of the rotating shaft, the rotating shaft and the rotating device are in sliding fit in the axis direction, the rotating shaft penetrates through the rotating device, and the length of the penetrating part is larger than the lifting height difference of the stage; the lifting device comprises a linear motion pair and a lifting layer, the lifting layer is located below the stage disc, the rotating shaft penetrates through the lifting layer, the linear motion pair is located below the lifting layer, the output end is connected with the bottom of the lifting layer, and the moving direction of the lifting layer is parallel to the axis of the rotating shaft. The stage can realize the functions of lifting and rotating at the same time, and the lifting and the rotating can be carried out independently.
Description
Technical Field
The utility model belongs to stage equipment field relates to a rotatable formula lift stage.
Background
In the existing performance activities, the lifting and rotating of the stage are often used to achieve the performance effect. At present, the commonly seen stage structure forms are mainly divided into: fixed, liftable formula, rotatable formula, their structure is usually too single, can not be fine satisfy the performance requirement of form diversification to reach ideal performance effect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide a rotatable formula lift stage, can make the stage realize going up and down and rotatory function simultaneously to go up and down and rotate and can go on alone.
In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:
a rotatable lifting stage comprises a base platform, a stage disc, a rotating device and a lifting device;
the top of the base station is open, the interior of the base station is hollow, and the stage disc, the lifting device and the rotating device are sequentially positioned from the top of the base station to the bottom of the inner cavity; the center of the bottom of the stage disc is connected with a rotating shaft, the rotating shaft is vertical to the surface of the stage disc, the free end of the rotating shaft is connected with a rotating device, the rotating shaft is the axis of the rotating shaft, the rotating shaft and the rotating device are in sliding fit in the axis direction, the rotating shaft penetrates through the rotating device, and the length of the penetrating part is larger than the lifting height difference of the stage;
the lifting device comprises a linear motion pair and a lifting layer, the lifting layer is located below the stage disc, the rotating shaft penetrates through the lifting layer, the linear motion pair is located below the lifting layer, the output end is connected with the bottom of the lifting layer, and the moving direction of the lifting layer is parallel to the axis of the rotating shaft.
Preferably, the end face of the base station is circular, a circle of groove is formed in the top of the base station, and the depth direction of the groove is parallel to the axis of the rotating shaft; the lifting layer is a circular plate, the outer circle part of the lifting layer vertically extends, and the extending part is positioned in the groove of the base station.
Preferably, the linear motion pair adopts two ball screw devices, each ball screw device comprises a motor B, a screw and a moving block, and the two motors B are positioned outside the base station; one end of the screw rod is connected with the output end of the motor B, the free end of the screw rod penetrates through the peripheral surface of the base station and extends into the inner cavity, and the two screw rods are collinear; the movable block is nested on the lead screw and is in threaded connection with the lead screw, the movable block is hinged with one end of a lifting rod, the other end of the lifting rod is hinged to the bottom of the lifting layer, the two lifting rods are connected with the hinged portion of the lifting layer and penetrate through the axis of the rotating shaft, and the distance between the two lifting rods and the axis of the rotating shaft is the same.
Preferably, the output end of the rotating device is nested on the rotating shaft, the inner circle of the output end of the rotating device is provided with a key groove, the peripheral surface of the free end of the rotating shaft is provided with a key strip in sliding fit with the key groove, and the key groove is parallel to the long edge of the key strip and the axis of the rotating shaft.
Preferably, the rotating device comprises a gear A, a gear B and a motor A; the gear B is nested at the free end of the rotating shaft, the gear A is meshed with the gear B, and the gear A is connected with the motor A.
Further, the gear A is connected with the motor A through a speed reducer.
Preferably, the bottom of the stage plate is provided with a plurality of universal wheels.
Preferably, two first through holes opposite to each other are formed in the peripheral surface of the base platform, the lead screw penetrates through the first through holes and extends into the base platform, and the lead screw is provided with a bearing which is fixed in the first through holes.
Preferably, the middle part of the cavity of the base station is provided with a shaft sleeve which is nested on the rotating shaft, the inner ring of the shaft sleeve upwards extends to form a boss, two opposite second through holes are formed in two sides of the circumferential surface of the boss, and the screw rod extends into one end inside the base station and extends into the second through holes.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a set up rotary device and elevating gear in stage dish below, rotary device makes the stage dish can rotate through the axis of rotation, elevating gear is through the lift on control lift layer, drive the lift of stage dish, rotary device and elevating gear independent operation, mutual noninterference, can enough be two device independent operation, realize the rotatory independent operation with the lift of stage dish, also can move two devices simultaneously, make rotatory and go on with going up and down simultaneously, and can through controlling, realize the interval operation rotatory and going up and down, the speed of controlling rotation and going up and down respectively, the multi-functional use of stage dish has been realized.
Further, the extension part of the lifting layer is arranged in the groove, and the lifting layer is limited in the lifting process.
Further, the keyway of rotary device output and the keyway sliding fit of axis of rotation free end, when stage dish and axis of rotation at the in-process that goes up and down, the axis of rotation passes through the keybar and accomplishes reciprocating for the rotary device output, makes rotary device output position keep fixed, can not influence rotary device's operation.
Further, the bottom of the stage plate is provided with a plurality of universal wheels, so that the rotation on a lifting layer is realized, the friction between the rotation process of the stage plate and the lifting layer is reduced, and the service life is prolonged.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the internal structure of the base station of the present invention.
Wherein: the device comprises a base 1, a motor A2, a right-angle reducer 3, an output transmission shaft 4, a gear A5, a gear B6, a motor B7, a bearing 8, a lead screw 9, a groove 10, a shaft sleeve 11, a rotating shaft 12, a stage disc 13, a flexible display 14, a key bar 15, a universal wheel 16, a lifting layer 17, a moving block 18 and a lifting rod 19.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings:
referring to fig. 1 and 2, for the rotatable lifting stage of the present invention, it includes a base platform 1, a stage plate 13, a rotating device and a lifting device.
Base station 1 is the open cylinder in top, and inside cavity, the top surface are the ring, offer round recess 10 on the ring, recess 10 extends along 1 axis direction of base station, and 1 global two of base station are provided with two relative first through-holes, and 1 cavity middle part of base station is provided with axle sleeve 11, and 11 inner rings of axle sleeve upwards extend for the boss, and the global both sides of boss are provided with two relative second through-holes, two first through-holes and two second through-hole axis collineations.
The stage disc 13 is positioned above the base 1, the center of the circle at the bottom is connected with a rotating shaft 12, the axis of the rotating shaft 12 is collinear with the axis of the stage disc 13, and the shaft sleeve 11 is nested on the rotating shaft 12 and is arranged with a gap with the rotating shaft 12; the bottom of the stage disc 13 is provided with a plurality of universal wheels 16, and the plurality of universal wheels 16 form a circle coaxial with the stage disc 13 and are uniformly distributed on the circumference.
The rotating device is positioned at the bottom of the inner cavity of the base station 1 and comprises a gear A5, a gear B6, a motor A2, an output transmission shaft 4 and a right-angle speed reducer 3; the gear B6 is nested at the free end of the rotating shaft 12, a key groove is formed in the inner circle of the gear B6, a key strip 15 in sliding fit with the key groove is arranged at the free end of the rotating shaft 12, the key groove is parallel to the long edge of the key strip 15 and the axis of the rotating shaft 12, the length of the rotating shaft 12 penetrating through the gear B6 is larger than the stage lifting height difference, and the rotating shaft 12 cannot be separated from the gear B6 in the stage lifting process.
The gear A5 is meshed with the gear B6, the gear A5 is nested on the output transmission shaft 4, the output transmission shaft 4 is connected with the output end of the right-angle speed reducer 3, and the input end of the right-angle speed reducer 3 is connected with the motor A2.
The lifting device is arranged between the shaft sleeve 11 and the stage disc 13 and comprises two ball screw devices, two lifting rods 19 and a lifting layer 17; the ball screw device includes a motor B7, a screw 9, and a moving block 18.
One ends of the two screw rods 9 are arranged in the second through holes, the free ends of the two screw rods extend out of the first through holes, the diameters of the first through holes and the second through holes are larger than the diameter of the screw rods 9 and used for supporting and limiting the screw rods 9, bearings 8 are nested on the screw rods 9, and the bearings 8 are fixed in the first through holes; a motor B7 is arranged outside the first through hole, and the output end of a motor B7 is connected with a lead screw 9; a moving block 18 is nested on a part of the lead screw 9 located in the base 1, and the moving block 18 is provided with an internal thread.
The lifting layer 17 is a circular plate, the rotating shaft 12 penetrates through the lifting layer 17, the outer circle part of the lifting layer 17 extends vertically, the extending part is positioned in the groove 10 of the base station 1, and the top of the lifting layer 17 is in contact with the universal wheel 16; one end of each lifting rod 19 is hinged to the moving block 18, the other end of each lifting rod 19 is hinged to the bottom of the lifting layer 17, the two lifting rods 19 are connected with the hinged parts of the lifting layer 17 and penetrate through the axis of the rotating shaft 12, the distance between the two lifting rods 19 and the axis of the rotating shaft 12 is the same, and in the embodiment, the lifting rods 19 are hinged to the positions, close to the circle center, of the lifting layer 17.
The side of the stage disc 13 is provided with the flexible display 14, so that the stage effect can be enhanced, and the atmosphere of the stage can be adjusted.
In use, the two motors B7 on the outer side of the base 1 rotate in opposite directions, thereby driving the two lead screws 9 to rotate in opposite directions, and further driving the moving block 18 to move in opposite directions. The left end motor B7 corotation drives lead screw 9 corotation to make left end movable block 18 move to the right, and right end motor B7 reversal drives lead screw 9 to reverse, thereby make right end movable block 18 move to the left, accomplish the stable process that rises of stage dish 13. Left end motor B7 reversal drives lead screw 9 reversal to make left end movable block 18 move to the left, right end motor B7 corotation drives lead screw 9 corotation, thereby makes right end movable block 18 move to the right, accomplishes the steady decline process of stage dish 13.
Motor A2 rotates and drives output drive shaft 4 through right angle reduction gear 3 and rotate to drive gear A5 and rotate, gear A5 rotates and drives gear B6 and rotates, and gear B6 drives axis of rotation 12 through spline 15 and rotates, thereby drives stage dish 13 and rotates, and stage dish 13 passes through the rotation of universal wheel 16 realization in lift layer 17 top, thereby accomplishes the whole rotation process of stage dish 13. When the stage disc 13 and the rotating shaft 12 are lifted, the rotating shaft 12 is in sliding fit with the key groove of the gear B6 through the key bar 15, and the up-and-down movement relative to the gear B6 is completed.
The above contents are only for explaining the technical idea of the present invention, and the protection scope of the present invention cannot be limited thereby, and any modification made on the basis of the technical solution according to the technical idea of the present invention all fall within the protection scope of the claims of the present invention.
Claims (9)
1. A rotatable lifting stage is characterized by comprising a base (1), a stage disc (13), a rotating device and a lifting device;
the top of the base platform (1) is open, the interior of the base platform is hollow, and the stage disc (13), the lifting device and the rotating device are sequentially positioned from the top of the base platform (1) to the bottom of the inner cavity; a rotating shaft (12) is connected to the center of the bottom of the stage disc (13), the rotating shaft (12) is perpendicular to the surface of the stage disc (13), the free end of the rotating shaft (12) is connected with a rotating device, the rotating shaft is the axis of the rotating shaft (12), the rotating shaft (12) is in sliding fit with the rotating device in the axis direction, the rotating shaft (12) penetrates through the rotating device, and the length of the penetrating part is larger than the lifting height difference of the stage;
elevating gear includes rectilinear motion pair and lift layer (17), and lift layer (17) are located stage dish (13) below, and lift layer (17) are run through in axis of rotation (12), and the rectilinear motion pair is located lift layer (17) below, and the output is connected with lift layer (17) bottom, and the moving direction on lift layer (17) is parallel with the axis of rotation (12).
2. A rotatable lifting stage according to claim 1, wherein the end surface of the base platform (1) is circular, the top of the base platform (1) is provided with a circle of grooves (10), and the depth direction of the grooves (10) is parallel to the axis of the rotating shaft (12); the lifting layer (17) is a circular plate, the excircle part of the lifting layer (17) vertically extends, and the extending part is positioned in the groove (10) of the base station (1).
3. A rotatable elevating stage as claimed in claim 1, wherein the linear motion pair employs two ball screw devices, the ball screw devices comprise a motor B (7), a screw (9) and a moving block (18), the two motors B (7) are located outside the base (1); one end of a screw rod (9) is connected with the output end of a motor B (7), the free end of the screw rod (9) penetrates through the peripheral surface of the base station (1) and extends into the inner cavity, and the two screw rods (9) are collinear; the moving block (18) is embedded on the lead screw (9) and is in threaded connection with the lead screw (9), the moving block (18) is hinged with one end of a lifting rod (19), the other end of the lifting rod (19) is hinged to the bottom of the lifting layer (17), the two lifting rods (19) are connected with the hinged parts of the lifting layer (17) in a line mode and penetrate through the axis of the rotating shaft (12), and the distance between the two lifting rods (19) and the axis of the rotating shaft (12) is the same.
4. A rotatable lifting stage according to claim 1, wherein the output end of the rotating device is nested on the rotating shaft (12), the inner circle of the output end of the rotating device is provided with a key groove, the circumference of the free end of the rotating shaft (12) is provided with a key bar (15) which is in sliding fit with the key groove, and the key groove and the long side of the key bar (15) are parallel to the axis of the rotating shaft (12).
5. A rotatable stage according to claim 1, wherein the rotating means comprise a gear a (5), a gear B (6) and a motor a (2); the gear B (6) is nested at the free end of the rotating shaft (12), the gear A (5) is meshed with the gear B (6), and the gear A (5) is connected with the motor A (2).
6. A rotatable elevating stage according to claim 5, characterized in that the gear A (5) is connected with the motor A (2) through a reducer.
7. A rotatable elevating stage as claimed in claim 1, characterized in that the stage disc (13) is provided at its bottom with a plurality of universal wheels (16).
8. A rotatable lifting stage according to claim 1, wherein two of the peripheral surfaces of the base (1) are provided with two first through holes, the screw (9) passes through the first through holes and extends into the base (1), the screw (9) is provided with a bearing (8), and the bearing (8) is fixed in the first through holes.
9. A rotatable lifting stage according to claim 1, wherein a shaft sleeve (11) is disposed in the middle of the cavity of the base (1), the shaft sleeve (11) is nested on the rotating shaft (12), the inner ring of the shaft sleeve (11) extends upwards to form a boss, two opposite second through holes are disposed on two sides of the circumferential surface of the boss, and the screw (9) extends into one end of the interior of the base (1) and extends into the second through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921635808.1U CN211173281U (en) | 2019-09-27 | 2019-09-27 | Rotatable lifting stage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921635808.1U CN211173281U (en) | 2019-09-27 | 2019-09-27 | Rotatable lifting stage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211173281U true CN211173281U (en) | 2020-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921635808.1U Expired - Fee Related CN211173281U (en) | 2019-09-27 | 2019-09-27 | Rotatable lifting stage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211173281U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110565999A (en) * | 2019-09-27 | 2019-12-13 | 长安大学 | rotatable lifting stage |
| CN112249406A (en) * | 2020-10-09 | 2021-01-22 | 湖北机电院装备制造有限责任公司 | Transmission assembly, dyestripping mechanism and automobile wheel hub sticking film machine |
-
2019
- 2019-09-27 CN CN201921635808.1U patent/CN211173281U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110565999A (en) * | 2019-09-27 | 2019-12-13 | 长安大学 | rotatable lifting stage |
| CN112249406A (en) * | 2020-10-09 | 2021-01-22 | 湖北机电院装备制造有限责任公司 | Transmission assembly, dyestripping mechanism and automobile wheel hub sticking film machine |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200804 |