Screw lifting control system

Abstract

The utility model discloses a screw lifting control system, which belongs to the technical field of screw lifting and comprises a supporting seat, a controller arranged at the top of the supporting seat, a U-shaped frame fixedly mounted at the top of the supporting seat, two second supporting blocks fixedly mounted at the top of the supporting seat, and a same rotating shaft rotatably mounted between the two second supporting blocks. And two worms are fixedly installed on the outer side of the rotating shaft, the outer sides of the two worms are engaged with worm wheels, threaded rods are fixedly installed in the two worm wheels, the bottom ends of the two threaded rods are rotatably installed in the supporting base, and the top ends of the two threaded rods are rotatably connected to the interior of the U-shaped frame. According to the utility model, the driving motor, the rotating shaft, the synchronous wheel, the synchronous belt, the rotating shaft, the worm and the worm gear are matched with one another, so that the device has a self-locking function, thereby effectively avoiding uncontrolled movement of a moving part of equipment caused by gravity or other external force, greatly reducing potential safety hazards and being wider in applicability.

Description

Technical Field

[0001] The utility model relates to the technical field of screw lifting, in particular to a screw lifting control system. Background Art

[0002] The screw lifting control system is a versatile and efficient mechanical system. It is a mechanical device that uses the principle of screw transmission to achieve linear motion. It is usually used to accurately control the lifting or position movement of objects. This mechanism can convert rotary motion into linear motion, or vice versa. Depending on the design and use requirements, they can transmit energy or motion.

[0003] The existing technology uses a ball screw, which results in the device not having a self-locking function, making it impossible to avoid the uncontrolled movement of the moving parts of the device due to gravity or other external forces, greatly increasing the safety hazard and limited applicability; therefore, we propose a screw lifting control system to solve this problem. Utility Model Content

[0004] The purpose of the utility model is to provide a screw lifting control system to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A screw lifting control system comprises: a support base, a controller is arranged on the top of the support base, a U-shaped frame is fixedly installed on the top of the support base, two second support blocks are fixedly installed on the top of the support base, a same rotating shaft is rotatably installed between the two second support blocks, two worms are fixedly installed on the outer side of the rotating shaft, worm wheels are meshed on the outer sides of the two worms, threaded rods are fixedly installed inside the two worm wheels, the bottom ends of the two threaded rods are rotatably installed inside the support base, the top ends of the two threaded rods are rotatably connected to the inside of the U-shaped frame, and the outer sides of the two threaded rods are threadedly connected to the same moving plate.

[0007] Preferably, an arc-shaped baffle is fixedly installed on the top of the support seat, a drive motor is fixedly installed on the inner side of the arc-shaped baffle, the output end of the drive motor is fixedly connected to a rotating shaft, synchronous wheels are fixedly installed on the outer sides of the rotating shaft and the rotating shaft, the same synchronous belt is installed for transmission between the two synchronous wheels, and the controller is electrically connected to the drive motor.

[0008] Preferably, fixed frames are fixedly installed on both sides of the movable plate, hinge shafts are fixedly installed inside the two fixed frames, pulleys are rotatably installed on the outsides of the two hinge shafts, slide rails are opened on both inner sides of the U-shaped frame, and the outer sides of the two pulleys are slidably installed in the slide rails.

[0009] Preferably, two telescopic columns are fixedly mounted on the bottom of the movable plate, and the bottoms of the two telescopic columns are fixedly mounted on the top of the support seat.

[0010] Preferably, a first support block is rotatably mounted on one end of the rotating shaft, and the bottom of the first support block is fixedly mounted on the top of the support seat.

[0011] Preferably, support legs are fixedly mounted at the four corners of the bottom end of the support seat.

[0012] In the utility model, the screw lifting control system drives the two worms fixed thereto to start rotating by rotating the rotating shaft, thereby causing the two worms to drive the worm wheels meshing therewith to start rotating, so that the device has a self-locking function, and at the same time drives the threaded rod fixed to the worm wheel to start rotating, so that the moving plate threadedly connected thereto starts to move along the slide rail, thereby effectively avoiding the uncontrolled movement of the moving part of the equipment due to gravity or other external forces, greatly reducing safety hazards, and having a wider applicability;

[0013] In the utility model, the screw lifting control system described above starts the driving motor by controlling the controller, so that the driving motor drives the rotating shaft to start rotating, so that the rotating shaft drives the synchronous wheel fixed thereto to start rotating, and then drives another synchronous wheel to start rotating through the synchronous belt driven by the synchronous wheel, so as to drive the rotating shaft fixed to the other synchronous wheel to start rotating;

[0014] The utility model has a reasonable structural design. Through the mutual cooperation among the driving motor, the rotating shaft, the synchronous wheel, the synchronous belt, the rotating shaft, the worm and the worm wheel, the device has a self-locking function, thereby effectively avoiding the uncontrolled movement of the moving part of the equipment due to gravity or other external forces, greatly reducing safety hazards and having a wider applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a three-dimensional structural schematic diagram of a screw lifting control system proposed by the utility model;

[0016] Figure 2 This is a cross-sectional structural schematic diagram of a screw lifting control system proposed by the utility model;

[0017] Figure 3 This is a schematic structural diagram of the fixing frame, hinge shaft and pulley proposed by the utility model.

[0018] In the figure: 1. support base; 2. U-shaped frame; 3. controller; 4. arc baffle; 5. drive motor; 6. rotating shaft; 7. first support block; 8. synchronous wheel; 9. synchronous belt; 10. rotating shaft; 11. worm; 12. second support block; 13. worm wheel; 14. threaded rod; 15. moving plate; 16. fixed frame; 17. hinge shaft; 18. pulley; 19. telescopic column; 20. slide rail; 21. support leg. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-3 A screw lifting control system comprises: a support base 1, a controller 3 is arranged on the top of the support base 1, a U-shaped frame 2 is fixedly installed on the top of the support base 1, two second support blocks 12 are fixedly installed on the top of the support base 1, a same rotating shaft 10 is rotatably installed between the two second support blocks 12, two worms 11 are fixedly installed on the outer side of the rotating shaft 10, worm wheels 13 are meshed on the outer sides of the two worms 11, threaded rods 14 are fixedly installed inside the two worm wheels 13, the bottom ends of the two threaded rods 14 are rotatably installed inside the support base 1, the top ends of the two threaded rods 14 are rotatably connected to the inside of the U-shaped frame 2, and the outer sides of the two threaded rods 14 are threadedly connected to the same moving plate 15.

[0021] In this embodiment, an arc-shaped baffle 4 is fixedly installed on the top of the support seat 1, and a driving motor 5 is fixedly installed on the inner side of the arc-shaped baffle 4. The output end of the driving motor 5 is fixedly connected to a rotating shaft 6. Synchronous wheels 8 are fixedly installed on the outer sides of the rotating shaft 6 and the rotating shaft 10. The same synchronous belt 9 is installed between the two synchronous wheels 8 for transmission. The controller 3 is electrically connected to the driving motor 5, so that the rotating shaft 10 can be driven to move through the cooperation between the synchronous belt 9 and the synchronous wheel 8.

[0022] In this embodiment, fixed frames 16 are fixedly installed on both sides of the movable plate 15, and hinge shafts 17 are fixedly installed inside the two fixed frames 16. Pulleys 18 are rotatably installed on the outside of the two hinge shafts 17. Slide rails 20 are opened on both inner sides of the U-shaped frame 2. The outer sides of the two pulleys 18 are slidably installed in the slide rails 20, so that the pulleys 18 can be easily moved in the slide rails 20, thereby making the movement of the movable plate 15 more labor-saving.

[0023] In this embodiment, support legs 21 are fixedly installed at the four corners of the bottom end of the support base 1, and two telescopic columns 19 are fixedly installed at the bottom of the movable plate 15. The bottoms of the two telescopic columns 19 are fixedly installed on the top of the support base 1. The telescopic columns 19 provide guidance, so that the movement of the movable plate 15 is more stable.

[0024] In this embodiment, a first support block 7 is rotatably mounted on one end of the rotating shaft 6 , and the bottom of the first support block 7 is fixedly mounted on the top of the support seat 1 . The first support block 7 makes the rotating shaft 6 more stable when rotating.

[0025] In this embodiment, when in use, the controller 3 controls the driving motor 5 to start, so that the driving motor 5 drives the rotating shaft 6 to start rotating, so that the rotating shaft 6 drives the synchronous wheel 8 fixed thereto to start rotating, and then drives another synchronous wheel 8 to start rotating through the synchronous belt 9 driven by the synchronous wheel 8, thereby driving the rotating shaft 10 fixed to the other synchronous wheel 8 to start rotating, and further the rotating shaft 10 drives the two worms 11 fixed thereto to start rotating, and then the two worms 11 drive the worm wheel 13 meshing therewith to start rotating, so that the device has a self-locking function, and at the same time drives the threaded rod 14 fixed to the worm wheel 13 to start rotating, so that the movable plate 15 threadedly connected thereto starts to move along the slide rail 20, thereby effectively avoiding the uncontrolled movement of the moving part of the equipment due to gravity or other external forces, greatly reducing safety hazards, and having a wider applicability.

[0026] The above is a detailed introduction to a screw lifting control system provided by the utility model. This article uses specific embodiments to explain the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A screw lifting control system, characterized in that: include: A support base (1), wherein a controller (3) is arranged on the top of the support base (1), a U-shaped frame (2) is fixedly installed on the top of the support base (1), two second support blocks (12) are fixedly installed on the top of the support base (1), a same rotating shaft (10) is rotatably installed between the two second support blocks (12), two worms (11) are fixedly installed on the outer side of the rotating shaft (10), the outer sides of the two worms (11) are meshed with worm wheels (13), the insides of the two worm wheels (13) are fixedly installed with threaded rods (14), the bottom ends of the two threaded rods (14) are rotatably installed inside the support base (1), the top ends of the two threaded rods (14) are rotatably connected to the inside of the U-shaped frame (2), and the outer sides of the two threaded rods (14) are threadedly connected to the same movable plate (15).

2. A screw lifting control system according to claim 1, characterized in that: An arc-shaped baffle (4) is fixedly mounted on the top of the support seat (1), a driving motor (5) is fixedly mounted on the inner side of the arc-shaped baffle (4), an output end of the driving motor (5) is fixedly connected to a rotating shaft (6), synchronous wheels (8) are fixedly mounted on the outer sides of the rotating shaft (6) and the rotating shaft (10), a same synchronous belt (9) is installed between the two synchronous wheels (8), and the controller (3) is electrically connected to the driving motor (5).

3. A screw lifting control system according to claim 1, characterized in that: Fixed frames (16) are fixedly installed on both sides of the movable plate (15), hinge shafts (17) are fixedly installed inside the two fixed frames (16), pulleys (18) are rotatably installed on the outer sides of the two hinge shafts (17), and slide rails (20) are opened on both inner sides of the U-shaped frame (2), and the outer sides of the two pulleys (18) are slidably installed in the slide rails (20).

4. A screw lifting control system according to claim 1, characterized in that: Two telescopic columns (19) are fixedly mounted on the bottom of the movable plate (15), and the bottoms of the two telescopic columns (19) are fixedly mounted on the top of the support seat (1).

5. A screw lifting control system according to claim 2, characterized in that: A first support block (7) is rotatably mounted on one end of the rotating shaft (6), and the bottom of the first support block (7) is fixedly mounted on the top of the support seat (1).

6. A screw lifting control system according to claim 1, characterized in that: Support legs (21) are fixedly mounted at the four corners of the bottom end of the support seat (1).

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