CN210366823U - Elevating platform device based on lead screw - Google Patents
Elevating platform device based on lead screw Download PDFInfo
- Publication number
- CN210366823U CN210366823U CN201921429799.0U CN201921429799U CN210366823U CN 210366823 U CN210366823 U CN 210366823U CN 201921429799 U CN201921429799 U CN 201921429799U CN 210366823 U CN210366823 U CN 210366823U
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- screw
- frame
- platform device
- lead screw
- telescopic frame
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- Expired - Fee Related
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Abstract
The utility model relates to a lifting platform, especially a lifting platform device based on lead screw. The lifting platform device based on the lead screw comprises a lifting platform, a lead screw mechanism and a rack, wherein the rack is formed by welding round pipes and round pipe connectors, the lifting platform consisting of a telescopic frame fixing platform, a telescopic frame, a sliding block, a reinforcing rod and a telescopic frame platform and the lead screw mechanism consisting of the lead screw, a fixing frame, a supporting frame, a stepping motor, a connecting rod, a lead screw nut and a lead screw nut seat are arranged on the rack. The screw rod mechanism is fixed on the frame, the stepping motor drives the screw rod nut on the screw rod and the screw rod nut seat to move, so as to drive the connecting rod connected with the screw rod nut seat, the connecting rod drives the sliding block to move and further drives the telescopic frame to move, and finally, the lifting of the lifting platform device can be realized in a controllable manner. The utility model discloses possess characteristics such as positioning accuracy height, transmission efficiency height, long service life.
Description
Technical Field
The utility model relates to a lifting platform, especially a lifting platform device based on lead screw.
Background
At present, the lifting platform mostly adopts a hydraulic telescopic rod and an electric telescopic rod to control the height of a telescopic frame; however, the hydraulic driving oil cylinder for driving the hydraulic telescopic rod is large in size and mass, and more suitable for being used in a range with sufficient space; in addition, although the size of the electric telescopic rod is reduced compared with that of a hydraulic telescopic rod, the efficiency of the electric telescopic rod is low, the positioning precision is low, and the bearing capacity is low, so that the development of the lifting platform device with high positioning precision, high transmission efficiency and long service life is urgently needed.
Disclosure of Invention
The utility model provides a not enough to prior art, the utility model provides a lifting platform device based on lead screw possesses advantages such as positioning accuracy is high, transmission efficiency is high, long service life, has solved hydraulic telescoping rod bulky, the quality is big, electric telescopic handle inefficiency, positioning accuracy is low, the ability that can bear also lower problem.
For the purpose that realizes above-mentioned positioning accuracy height, transmission efficiency height, long service life, the utility model provides a following technical scheme: a lifting platform device based on a screw rod comprises a lifting platform, a screw rod mechanism and a rack, wherein a telescopic frame platform is arranged at the upper end of the lifting platform; a sliding groove is formed in the telescopic frame platform; the inner wall of the sliding chute is connected with the telescopic frame through bolts and nuts; the lower end of the telescopic frame is hinged with the telescopic frame fixing table; the lower end of the telescopic frame fixing table is fixedly connected with the sliding block through a bolt; and a threaded hole is formed in the side surface of the sliding block and is fixedly connected with the circular tube by utilizing the threaded hole.
The fixed frames and the supporting frames at the two ends of the screw rod mechanism are fixedly connected with the rack; a screw rod is screwed between the fixed frame and the supporting frame; a stepping motor is fixed on the outer side of the support frame through a bolt; a screw rod nut on the screw rod is connected with the screw rod in a sliding manner; and the feed screw nut is fixedly connected with the feed screw nut seat.
Preferably, a reinforcing rod is fixedly connected to the inner side of the expansion bracket.
Preferably, the screw rod nut seat is fixedly connected with one end of the connecting rod; the other end of the connecting rod is fixedly connected with the telescopic frame fixing table.
Preferably, the frame is composed of a round pipe and a round pipe connector through welding.
Compared with the prior art, the utility model provides a lifting platform device based on lead screw possesses following beneficial effect:
1. this elevating platform device based on lead screw, when wanting to realize that the expansion bracket is flexible, through step motor drive the feed screw nut on the lead screw and the removal of feed screw nut seat, and then drive the connecting rod of connection on the feed screw nut seat, the connecting rod drives the slider motion and further drives the expansion bracket motion, finally realizes the lift of elevating platform device, through step motor, lead screw mechanism, elevating platform, the cooperation of connecting rod like this, realized that positioning accuracy is high, transmission efficiency is high, long service life's purpose.
Drawings
Fig. 1 is a schematic structural view of a lifting table device based on a screw rod of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a schematic view of the connection of the lower end screw rod and the frame;
fig. 4 is a top view of fig. 3.
Wherein: 1. a telescoping shelf platform; 2. a chute; 3. a reinforcing rod; 4. a telescopic frame; 5. a fixed mount; 6. a screw rod; 7. a telescopic frame fixing table; 8. a slider; 9. a support frame; 10. a stepping motor; 11. a connecting rod; 12. a circular tube; 13. a circular tube connector; 14. a screw nut seat; 15. and a screw nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, a lifting platform device based on a screw rod includes a lifting platform, a screw rod mechanism, and a frame; the upper end of the lifting platform is provided with a telescopic frame platform 1; the telescopic frame platform 1 is provided with a chute 2; the inner wall of the chute 2 is connected with a telescopic frame 4 through bolts and nuts; the lower end of the telescopic frame 4 is hinged with a telescopic frame fixing table 7; the lower end of the telescopic frame fixing table 7 is fixedly connected with the sliding block 8 through a bolt; the side surface of the sliding block 8 is provided with a threaded hole and is fixedly connected with the circular tube 12 by the threaded hole; the inner side of the expansion bracket 4 is fixedly connected with the reinforcing rod 3, thereby effectively increasing the stability of the expansion bracket.
The fixed mount 5 and the supporting frame 9 at the two ends of the screw rod mechanism are fixedly connected with the frame; a screw rod 6 is fixedly connected between the fixed frame 5 and the supporting frame 9; a stepping motor 10 is fixed on the outer side of the support frame 9 through a bolt; a screw nut 15 on the screw 6 is connected with the screw 6 in a sliding way; the feed screw nut 15 is fixedly connected with the feed screw nut seat 14; the feed screw nut seat 14 is fixedly connected with one end of the connecting rod 11; the other end of the connecting rod 11 is fixedly connected with the telescopic frame fixing table 7.
The frame is composed of a circular tube 12 and a circular tube connector 13 through welding.
When the lifting platform device is used, the screw rod nut 15 on the screw rod 6 and the screw rod nut seat 14 are driven to move through the stepping motor 10, the connecting rod 11 connected to the screw rod nut seat 14 is further driven, the connecting rod 11 drives the sliding block 8 to move and further drives the telescopic frame 4 to move, and finally lifting of the lifting platform device is achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a lifting platform device based on lead screw, includes lifting platform, screw mechanism, frame, its characterized in that: the upper end of the lifting platform is provided with a telescopic frame platform (1); a sliding groove (2) is formed in the telescopic frame platform (1); the inner wall of the sliding chute (2) is connected with the telescopic frame (4) through bolts and nuts.
2. The screw-based lift platform device of claim 1, wherein: the lower end of the telescopic frame (4) is hinged with the telescopic frame fixing table (7).
3. The screw-based lift platform device of claim 2, wherein: the lower end of the telescopic frame fixing table (7) is fixedly connected with the sliding block (8) through a bolt; the side surface of the sliding block (8) is provided with a threaded hole and is fixedly connected with the circular tube (12) by the threaded hole.
4. The screw-based lift platform device of claim 1, wherein: the inner side of the telescopic frame (4) is fixedly connected with a reinforcing rod (3).
5. The screw-based lift platform device of claim 1, wherein: and the fixed frame (5) and the support frame (9) at the two ends of the screw rod mechanism are fixedly connected with the rack.
6. The screw-based lift platform device of claim 5, wherein: and a screw rod (6) is screwed between the fixed frame (5) and the supporting frame (9).
7. The screw-based lift platform device of claim 5, wherein: and a stepping motor (10) is fixed on the outer side of the support frame (9) through a bolt.
8. The screw-based lift platform device of claim 7, wherein: a screw rod nut (15) on the screw rod (6) is connected with the screw rod (6) in a sliding way; the feed screw nut (15) is fixedly connected with the feed screw nut seat (14).
9. The screw-based lift platform device of claim 8, wherein: the screw rod nut seat (14) is fixedly connected with one end of the connecting rod (11); the other end of the connecting rod (11) is fixedly connected with the telescopic frame fixing table (7).
10. The screw-based lift platform device of claim 1, wherein: the frame is composed of a round pipe (12) and a round pipe connector (13) through welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921429799.0U CN210366823U (en) | 2019-08-30 | 2019-08-30 | Elevating platform device based on lead screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921429799.0U CN210366823U (en) | 2019-08-30 | 2019-08-30 | Elevating platform device based on lead screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210366823U true CN210366823U (en) | 2020-04-21 |
Family
ID=70253370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921429799.0U Expired - Fee Related CN210366823U (en) | 2019-08-30 | 2019-08-30 | Elevating platform device based on lead screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210366823U (en) |
-
2019
- 2019-08-30 CN CN201921429799.0U patent/CN210366823U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200421 Termination date: 20200830 |