CN213265629U - Spiral lifting mechanism - Google Patents
Spiral lifting mechanism Download PDFInfo
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- CN213265629U CN213265629U CN202021985023.XU CN202021985023U CN213265629U CN 213265629 U CN213265629 U CN 213265629U CN 202021985023 U CN202021985023 U CN 202021985023U CN 213265629 U CN213265629 U CN 213265629U
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Abstract
The utility model provides a spiral elevating system. Spiral elevating system includes: a substrate; the speed reducing motor is fixedly arranged on the top of the base plate; a base housing fixedly mounted on top of the base plate; the first-order screw is rotatably arranged on the base plate and is positioned in the basic shell; the first synchronous belt wheel is fixedly sleeved on the outer side of the first-order screw; the second synchronous belt wheel is fixedly sleeved on an output shaft of the speed reducing motor; the synchronous belt is sleeved on the outer sides of the two first synchronous belt wheels and the second synchronous belt wheel; the first-order nut is sleeved outside the first-order screw rod in a threaded manner; a first order housing. The utility model provides a spiral elevating system has the advantage that the concertina ratio is big, can cross wire, long service life.
Description
Technical Field
The utility model relates to the technical field of robot, especially, relate to a spiral elevating system.
Background
Robots are the common name for automatic control machines, which include all machines that simulate human behavior or thought and other creatures. In the modern industry, robots refer to artificial machines that automatically perform tasks to replace or assist human work.
The existing robot mostly adopts a lifting mechanism in order to enable the robot to complete tasks with different heights, and the traditional lifting mechanism has smaller lifting space and smaller extension.
Therefore, it is necessary to provide a spiral lifting mechanism to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a concertina ratio big, can cross wire, long service life's spiral elevating system.
In order to solve the technical problem, the utility model provides a spiral elevating system, include: a substrate;
the speed reducing motor is fixedly arranged on the top of the base plate;
a base housing fixedly mounted on top of the base plate;
the first-order screw is rotatably arranged on the base plate and is positioned in the basic shell;
the first synchronous belt wheel is fixedly sleeved on the outer side of the first-order screw;
the second synchronous belt wheel is fixedly sleeved on an output shaft of the speed reducing motor;
the synchronous belt is sleeved on the outer sides of the two first synchronous belt wheels and the second synchronous belt wheel;
the first-order nut is sleeved outside the first-order screw rod in a threaded manner;
the first-order shell is slidably arranged in the base shell and is fixedly connected with the first-order nut;
the second-order screw rod is sleeved outside the first-order screw rod, and the bottom of the second-order screw rod is contacted with the top of the first-order nut;
the second-order nut is sleeved outside the second-order screw in a threaded manner;
the second-order shell is slidably mounted in the first-order shell and is fixedly connected with the second-order nut;
the third-order screw is sleeved outside the second-order screw, and the bottom of the third-order screw is contacted with the top of the second-order nut;
the third-order nut is sleeved outside the third-order screw in a threaded manner;
the third-order shell is slidably mounted in the second-order shell, and is fixedly connected with the third-order nut;
the four-order screw is sleeved outside the three-order screw, and the bottom of the four-order screw is contacted with the top of the three-order nut;
the fourth-order nut is sleeved outside the fourth-order screw in a threaded manner;
the four-stage shell is slidably mounted in the three-stage shell and fixedly connected with the four-stage nut.
Preferably, a first-order limiting block and a second-order limiting block are arranged on the first-order nut, and the first-order limiting block and the second-order limiting block are both connected with the first-order shell.
Preferably, a first second-order limiting block and a second-order limiting block are arranged on the second-order nut, and the first second-order limiting block and the second-order limiting block are both connected with the second-order shell.
Preferably, a first third-order limiting block and a second third-order limiting block are arranged on the third-order nut, and both the first third-order limiting block and the second third-order limiting block are connected with the third-order shell.
Preferably, a belt wheel protective cover is arranged at the bottom of the base plate, and the belt wheel protective cover is over against the second synchronous belt wheel.
Preferably, the base plate is fixedly provided with a screw rod limiting ring, and the screw rod limiting ring is sleeved on the outer side of the first-order screw rod.
Preferably, the outer side of the first-order screw is fixedly sleeved with a first bearing and a second bearing, the outer ring of the first bearing is fixedly connected with the inner wall of the screw limiting ring, and the outer ring of the second bearing is fixedly connected with the substrate.
Compared with the prior art, the utility model provides a spiral elevating system has following beneficial effect:
1) the four-stage telescopic rod has large expansion ratio;
2) the aluminum square tube of the shell is rotationally limited, the manufacturing is convenient, the precision is high, the special surface treatment is realized, and the wear resistance is higher;
3) the hollow design can pass through a wire, so that the structure is simpler and more compact;
4) the lead screw and the nut are made of special materials, maintenance is avoided, and the service life is prolonged.
Drawings
Fig. 1 is a schematic structural view of a spiral lifting mechanism provided by the present invention;
fig. 2 is a schematic top view of the structure shown in fig. 1.
Reference numbers in the figures: 1. the first-order screw rod, 2, a first-order nut, 3, a first-order shell, 4, a first-order limiting block, 5, a second first-order limiting block, 6, a basic shell, 7, a first bearing, 8, a first synchronous belt pulley, 9, a second bearing, 10, a base plate, 11, a speed reducing motor, 12, a second synchronous belt pulley, 13, a fourth-order shell, 14, a synchronous belt, 15, a belt pulley protective cover, 16, a screw rod limiting ring, 17, a second-order screw rod, 18, a second-order nut, 19, a second-order shell, 20, a first second-order limiting block, 21, a second-order limiting block, 22, a third-order screw rod, 23, a third-order nut, 24, a third-order shell, 25, a first third-order limiting block, 26, a second third-order.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1 and fig. 2 in combination, wherein fig. 1 is a schematic structural diagram of a spiral lifting mechanism according to the present invention; fig. 2 is a schematic top view of the structure shown in fig. 1. Spiral elevating system includes: a substrate 10;
the speed reducing motor 11 is fixedly arranged on the top of the base plate 10;
a base housing 6, the base housing 6 being fixedly mounted on top of the base plate 10;
the first-order screw 1 is rotatably arranged on the base plate 10, and the first-order screw 1 is positioned in the basic shell 6;
the first synchronous belt pulley 8 is fixedly sleeved on the outer side of the first-order screw rod 1;
the second synchronous belt wheel 12 is fixedly sleeved on an output shaft of the speed reducing motor 11;
the synchronous belt 14 is sleeved on the outer sides of the two first synchronous belt wheels 8 and the second synchronous belt wheel 12;
the first-order nut 2 is sleeved on the outer side of the first-order screw rod 1 in a threaded manner;
the first-order shell 3 is slidably arranged in the base shell 6, and the first-order shell 3 is fixedly connected with the first-order nut 2;
the second-order screw 17 is sleeved on the outer side of the first-order screw 1, and the bottom of the second-order screw 17 is in contact with the top of the first-order nut 2;
the second-order nut 18 is sleeved on the outer side of the second-order screw 17 in a threaded manner;
the second-order shell 19 is slidably mounted in the first-order shell 3, and the second-order shell 19 is fixedly connected with the second-order nut 18;
the third-order screw 22 is sleeved on the outer side of the second-order screw 17, and the bottom of the third-order screw 22 is contacted with the top of the second-order nut 18;
the third-order nut 23 is sleeved on the outer side of the third-order screw 22 in a threaded manner;
a third-order shell 24, wherein the third-order shell 24 is slidably mounted in the second-order shell 19, and the third-order shell 24 is fixedly connected with the third-order nut 24;
the fourth-order screw 27 is sleeved on the outer side of the third-order screw 22, and the bottom of the fourth-order screw 27 is in contact with the top of the third-order nut 18;
the fourth-order nut 28 is sleeved on the outer side of the fourth-order screw 27 in a threaded manner;
and the fourth-order shell 13 is arranged in the third-order shell 24 in a sliding mode, and the fourth-order shell 13 is fixedly connected with the fourth-order nut 28.
The first-order nut 2 is provided with a first-order limiting block 4 and a second-order limiting block 5, and the first-order limiting block 4 and the second-order limiting block 5 are both connected with the first-order shell 3.
And a first second-order limiting block 20 and a second-order limiting block 21 are arranged on the second-order nut 18, and the first second-order limiting block 20 and the second-order limiting block 21 are both connected with the second-order shell 19.
The third-order nut 23 is provided with a first third-order limiting block 25 and a second third-order limiting block 26, and both the first third-order limiting block 25 and the second third-order limiting block 26 are connected with the third-order shell 24.
The bottom of the base plate 10 is provided with a belt wheel protective cover 15, and the belt wheel protective cover 15 is over against the second synchronous belt wheel 12.
The base plate 10 is fixedly provided with a screw limiting ring 16, and the screw limiting ring 16 is sleeved on the outer side of the first-order screw 1.
The outer side of the first-order screw 1 is fixedly sleeved with a first bearing 7 and a second bearing 9, the outer ring of the first bearing 7 is fixedly connected with the inner wall of the screw limiting ring 16, and the outer ring of the second bearing 9 is fixedly connected with the substrate 10.
The basic shell 6, the first-order shell 3, the second-order shell 19, the third-order shell 24 and the fourth-order shell 13 are all aluminum square tubes.
Compared with the prior art, the utility model provides a spiral elevating system has following beneficial effect:
1) the four-stage telescopic rod has large expansion ratio;
2) the aluminum square tube of the shell is rotationally limited, the manufacturing is convenient, the precision is high, the special surface treatment is realized, and the wear resistance is higher;
3) the hollow design can pass through a wire, so that the structure is simpler and more compact;
4) the lead screw and the nut are made of special materials, maintenance is avoided, and the service life is prolonged.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. A spiral elevating mechanism, comprising:
a substrate;
the speed reducing motor is fixedly arranged on the top of the base plate;
a base housing fixedly mounted on top of the base plate;
the first-order screw is rotatably arranged on the base plate and is positioned in the basic shell;
the first synchronous belt wheel is fixedly sleeved on the outer side of the first-order screw;
the second synchronous belt wheel is fixedly sleeved on an output shaft of the speed reducing motor;
the synchronous belt is sleeved on the outer sides of the two first synchronous belt wheels and the second synchronous belt wheel;
the first-order nut is sleeved outside the first-order screw rod in a threaded manner;
the first-order shell is slidably arranged in the base shell and is fixedly connected with the first-order nut;
the second-order screw rod is sleeved outside the first-order screw rod, and the bottom of the second-order screw rod is contacted with the top of the first-order nut;
the second-order nut is sleeved outside the second-order screw in a threaded manner;
the second-order shell is slidably mounted in the first-order shell and is fixedly connected with the second-order nut;
the third-order screw is sleeved outside the second-order screw, and the bottom of the third-order screw is contacted with the top of the second-order nut;
the third-order nut is sleeved outside the third-order screw in a threaded manner;
the third-order shell is slidably mounted in the second-order shell, and is fixedly connected with the third-order nut;
the four-order screw is sleeved outside the three-order screw, and the bottom of the four-order screw is contacted with the top of the three-order nut;
the fourth-order nut is sleeved outside the fourth-order screw in a threaded manner;
the four-stage shell is slidably mounted in the three-stage shell and fixedly connected with the four-stage nut.
2. The screw lifting mechanism according to claim 1, wherein a first-order limiting block and a second-order limiting block are provided on the first-order nut, and both the first-order limiting block and the second-order limiting block are connected with the first-order housing.
3. The screw lifting mechanism according to claim 1, wherein the second-step nut is provided with a first second-step limiting block and a second-step limiting block, and the first second-step limiting block and the second-step limiting block are both connected with the second-step housing.
4. The spiral lifting mechanism according to claim 1, wherein a first third-order limiting block and a second third-order limiting block are arranged on the third-order nut, and both the first third-order limiting block and the second third-order limiting block are connected with the third-order shell.
5. The screw lift mechanism of claim 1, wherein a pulley protective cover is provided on a bottom of said base plate, said pulley protective cover facing said second timing pulley.
6. The spiral lifting mechanism according to claim 1, wherein a screw rod limiting ring is fixedly mounted on the base plate, and the screw rod limiting ring is sleeved outside the first-order screw rod.
7. The spiral lifting mechanism as claimed in claim 6, wherein a first bearing and a second bearing are fixedly mounted on an outer side of the first-order screw, an outer ring of the first bearing is fixedly connected to an inner wall of the screw retaining ring, and an outer ring of the second bearing is fixedly connected to the base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021985023.XU CN213265629U (en) | 2020-09-11 | 2020-09-11 | Spiral lifting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021985023.XU CN213265629U (en) | 2020-09-11 | 2020-09-11 | Spiral lifting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213265629U true CN213265629U (en) | 2021-05-25 |
Family
ID=75941103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021985023.XU Active CN213265629U (en) | 2020-09-11 | 2020-09-11 | Spiral lifting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213265629U (en) |
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2020
- 2020-09-11 CN CN202021985023.XU patent/CN213265629U/en active Active
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