CN218997910U

CN218997910U - Flat-plate linear motor

Info

Publication number: CN218997910U
Application number: CN202223345788.9U
Authority: CN
Inventors: 张海日
Original assignee: Qingdao Linghaixin Electromechanical Co ltd
Current assignee: Qingdao Linghaixin Electromechanical Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-05-09
Anticipated expiration: 2032-12-13

Abstract

The utility model discloses a flat linear motor, and particularly relates to the technical field of linear motors, which comprises a stator and a rotor, wherein the rotor is arranged on the stator and is in sliding connection with the stator, the top end of the rotor is provided with a top plate and is movably connected with the top plate through a sliding rail, the front end and the rear end of the rotor are fixedly provided with fixing frames, the inside of each fixing frame is provided with a central shaft, and the outer end of each central shaft is fixedly provided with a tension belt. According to the utility model, after the mover stops moving, the inertia of the object drives the top plate to continuously move, so that the top plate slides at the top end of the mover, the top plate pulls the tension belt while sliding, the tension belt is stretched after being pulled and enables the central shaft to rotate, meanwhile, the spring is tightened, and the spring is elastic after being tightened, so that the inertia of the object is buffered by the elastic force of the spring, and the phenomenon that the inertia of the object continuously drives the mover after the mover stops so as to cause the locking mechanism to be damaged due to the influence of the inertia is avoided.

Description

Flat-plate linear motor

Technical Field

The utility model relates to the technical field of linear motors, in particular to a flat-plate linear motor.

Background

The linear motor can also be called as a linear motor, and is characterized in that the linear motor can directly convert electric energy into mechanical energy of linear motion, and can be understood as a common rotary motor which is radially split and then paved into a plane, and the common linear motor can be generally divided into a flat plate type, a U-shaped groove type, a tubular type and the like.

The linear motor is also quite common and widely applied in reality, for example, a magnetic levitation trolley is a typical example of the practical application of the linear motor, and compared with a rotating motor, the linear motor is simpler in structure and higher in response speed and sensitivity.

Linear motors are not without drawbacks, for example they require additional locking mechanisms to be provided for self-locking, but when they drive some heavier objects, they lock the mover of the linear motor, but the inertia of the object will continue to drive the mover, which may cause damage to the locking mechanism of the linear motor.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a flat linear motor to solve the above-mentioned problems occurring in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a flat linear motor, includes stator and active cell, the active cell is established on the stator and with stator sliding connection, the active cell top is equipped with the roof and passes through slide rail swing joint with the roof, is connected fixedly by the object that this linear motor driven and roof, both ends all are fixed around the active cell are equipped with the mount, the inside center pin that is equipped with of mount, the center pin both ends respectively with mount both sides inner wall through bearing swing joint, the center pin outer end is fixed with the pulling force area, the pulling force area winds to establish at the center pin outer end, two both ends fixed connection around pulling force area one end respectively with the roof, every the center pin both ends are all fixed and are equipped with clockwork spring, clockwork spring one end and its place mount inner wall fixed connection, buffering the inertia of object with the help of clockwork spring's elasticity.

Further, two baffles are fixedly arranged at the outer end of the central shaft, the tension belt is wound between the two baffles, and the baffles have a limiting effect.

Further, the bottom end of the stator is fixedly provided with a bottom plate, the linear motor is convenient to install through the bottom plate, and the two ends of the stator are fixedly provided with end plates.

Further, a roller is arranged on one side of the rotor and is movably connected with one end of the roller through a bearing, two blades are fixedly arranged at the outer end of the roller, wind power is generated through rotation of the blades, a rim is arranged on the outer side of the roller, one end of each blade is fixedly connected with the inner wall of the rim, the outer end of the rim is contacted with the top end of the bottom plate, and the rim rotates accordingly.

Further, the rotor opposite side is equipped with the slide bar, the slide bar both ends are all fixed and are equipped with the riser, the riser is fixed to be established on the bottom plate top to this is fixed with the slide bar, the fixed spring that is equipped with in riser one side, the fixed slide that is equipped with of spring one end, slide, spring are all established at the slide bar outer end.

Further, the outer end of the sliding rod is sleeved with a sleeve, the sleeve is arranged between the two sliding seats, a connecting plate is fixedly arranged at the outer end of the sleeve, one end of the connecting plate is fixedly connected with the other side of the rotor, and the sleeve slides along the outer end of the sliding rod under the driving of the rotor.

The utility model has the technical effects and advantages that:

according to the utility model, an object to be driven by the linear motor is fixedly connected with the top plate at the top end of the rotor, after the rotor stops moving, the inertia of the object drives the top plate to continuously move, so that the top plate slides at the top end of the rotor, the top plate slides and simultaneously pulls the tension belt, the tension belt is stretched after being pulled and enables the central shaft to rotate, meanwhile, the spring is tightened, and the spring is elastic after being tightened, so that the inertia of the object is buffered by the elastic force of the spring, and the phenomenon that the rotor is continuously driven by the inertia of the object after the rotor stops, so that the locking mechanism is damaged due to the influence of the inertia is avoided.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a perspective view of the present utility model;

FIG. 3 is an enlarged view of portion A of FIG. 2 in accordance with the present utility model;

FIG. 4 is an enlarged view of portion B of FIG. 2 in accordance with the present utility model;

FIG. 5 is a cross-sectional view of a mount of the present utility model;

fig. 6 is a perspective view of the rim in accordance with the present utility model.

The reference numerals are: 1. a bottom plate; 2. a stator; 3. a slide bar; 4. a tension belt; 5. a top plate; 6. a fixing frame; 7. an end plate; 8. a rim; 9. a mover; 10. a slide; 11. a spring; 12. a vertical plate; 13. a sleeve; 14. a connecting plate; 15. a roller; 16. a blade; 17. a central shaft; 18. a baffle; 19. and a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6 of the specification, the utility model provides a flat linear motor, which comprises a stator 2 and a rotor 9, wherein the rotor 9 is arranged on the stator 2 and is in sliding connection with the stator 2, the top end of the rotor 9 is provided with a top plate 5 and is in movable connection with the top plate 5 through a sliding rail, an object driven by the linear motor is fixedly connected with the top plate 5, the front end and the rear end of the rotor 9 are fixedly provided with a fixed frame 6, a central shaft 17 is arranged in the fixed frame 6, the two ends of the central shaft 17 are respectively and movably connected with the inner walls of the two sides of the fixed frame 6 through bearings, the outer end of the central shaft 17 is fixedly provided with a tension belt 4, the tension belts 4 are wound on the outer ends of the central shaft 17, one end of each tension belt 4 is respectively and fixedly connected with the front end and the rear end of the top plate 5, each central shaft 17 is fixedly provided with a spring 19, one end of each spring 19 is fixedly connected with the inner wall of the fixed frame 6 where the spring 19 is positioned, and inertia of the object is buffered by means of the elasticity of the spring 19.

The outer end of the central shaft 17 is fixedly provided with two baffles 18, the tension belt 4 is wound between the two baffles 18, and the baffles 18 play a limiting role.

The stator 2 bottom mounting is equipped with bottom plate 1, is convenient for install this linear electric motor through bottom plate 1, stator 2 both ends are all fixed and are equipped with end plate 7.

When the flat linear motor is used, the flat linear motor is installed and fixed through the bottom plate 1, an object to be driven by the linear motor is fixedly connected with the top plate 5 at the top end of the rotor 9 after the flat linear motor is installed, then a locking mechanism is additionally installed on the flat linear motor, when the flat linear motor is used, the rotor 9 moves linearly at the top end of the stator 2 so as to drive the top plate 5 and the object connected with the top plate 5 to move, when the movement of the object needs to be stopped, the linear motor is powered off, the locking mechanism controls the rotor 9 and limits the rotor 9 to move continuously, but at the moment, the inertia of the object drives the top plate 5 to move continuously, the top plate 5 slides at the top end of the rotor 9, the top plate 5 slides and simultaneously pulls the tension belt 4, the tension belt 4 is stretched after being pulled and enables the central shaft 17 to rotate, meanwhile, the spring 19 is tightened, the spring 19 has elasticity, the inertia of the object is buffered by the elasticity of the spring 19, and the inertia of the object is prevented from being continuously driven by the inertia of the rotor 9 after the rotor 9 stops, and the locking mechanism is damaged due to the influence of inertia.

In order to improve the heat dissipation effect of the flat linear motor, as shown in fig. 1 and 6, a roller 15 is arranged on one side of the rotor 9 and is movably connected with one end of the roller 15 through a bearing, two blades 16 are fixedly arranged at the outer end of the roller 15, wind force is generated through rotation of the blades 16, a rim 8 is arranged at the outer side of the roller 15, one end of each blade 16 is fixedly connected with the inner wall of the rim 8, the outer end of the rim 8 is contacted with the top end of the bottom plate 1, and the rim 8 rotates accordingly.

When the rotor 9 moves, the rim 8 connected to the rotor 9 also moves along with the movement of the rotor 9, and the outer end of the rim 8 contacts with the top end of the bottom plate 1, so that the rim 8 rotates in the moving process, the rotation of the rim 8 drives the blades 16 on the inner side of the rim to rotate along with the rotation of the rim, and the blades 16 generate wind force during rotation and blow the wind force to the rotor 9, thereby playing a role of heat dissipation in the moving process of the rotor 9.

In order to play a buffering role in the movement of the rotor 9, as shown in fig. 2-4, a slide bar 3 is arranged on the other side of the rotor 9, vertical plates 12 are fixedly arranged at two ends of the slide bar 3, the vertical plates 12 are fixedly arranged at the top end of the bottom plate 1 so as to fix the slide bar 3, springs 11 are fixedly arranged on one side of the vertical plates 12, a sliding seat 10 is fixedly arranged at one end of each spring 11, and the sliding seat 10 and each spring 11 are respectively arranged at the outer ends of the slide bar 3.

The outer end of the sliding rod 3 is sleeved with a sleeve 13, the sleeve 13 is arranged between the two sliding seats 10, a connecting plate 14 is fixedly arranged at the outer end of the sleeve 13, one end of the connecting plate 14 is fixedly connected with the other side of the rotor 9, and the sleeve 13 is driven by the rotor 9 to slide along the outer end of the sliding rod 3.

In the moving process of the rotor 9, the sleeve 13 is driven to slide at the outer end of the slide rod 3 through the connecting plate 14, when the rotor 9 moves to be close to two ends of the stator 2, the sleeve 13 also moves to be close to two ends of the slide rod 3, and the sliding seat 10 and the spring 11 are arranged at the two ends close to the slide rod 3, so that when the sleeve 13 is close to the position, the sleeve 13 contacts with the sliding seat 10 and pushes the sliding seat 10, the spring 11 is compressed after the sliding seat 10 moves, the spring 11 is used for buffering, and the rotor 9 is prevented from being damaged due to collision when moving to the two ends of the stator 2.

Finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a flat linear motor, includes stator (2) and active cell (9), active cell (9) are established on stator (2) and are connected its characterized in that with stator (2) sliding: the top end of the rotor (9) is provided with a top plate (5) and is movably connected with the top plate (5) through a sliding rail, the front end and the rear end of the rotor (9) are fixedly provided with a fixing frame (6), a central shaft (17) is arranged in the fixing frame (6), the two ends of the central shaft (17) are respectively movably connected with the inner walls at the two sides of the fixing frame (6) through bearings, the outer end of the central shaft (17) is fixedly provided with a tension belt (4), the tension belt (4) is wound on the outer ends of the central shafts (17), one ends of the two tension belts (4) are fixedly connected with the front end and the rear end of the top plate (5) respectively, spring springs (19) are fixedly arranged at the two ends of each central shaft (17), and one end of each spring (19) is fixedly connected with the inner wall of the fixing frame (6) where the spring springs are located.

2. A flat linear motor according to claim 1, wherein: two baffles (18) are fixedly arranged at the outer end of the central shaft (17), and the tension belt (4) is wound between the two baffles (18).

3. A flat linear motor according to claim 1, wherein: the bottom of the stator (2) is fixedly provided with a bottom plate (1), and two ends of the stator (2) are fixedly provided with end plates (7).

4. A flat linear motor according to claim 3, wherein: the rotor is characterized in that a roller (15) is arranged on one side of the rotor (9) and is movably connected with one end of the roller (15) through a bearing, two blades (16) are fixedly arranged at the outer end of the roller (15), a rim (8) is arranged on the outer side of the roller (15), one end of each blade (16) is fixedly connected with the inner wall of the rim (8), and the outer end of the rim (8) is in contact with the top end of the bottom plate (1).

5. A flat linear motor according to claim 3, wherein: the movable element (9) opposite side is equipped with slide bar (3), slide bar (3) both ends are all fixed and are equipped with riser (12), riser (12) are fixed to be established on bottom plate (1) top, riser (12) one side is fixed and is equipped with spring (11), spring (11) one end is fixed and is equipped with slide (10), spring (11) are all established at slide bar (3) outer end.

6. A flat linear motor according to claim 5, wherein: the outer end of the sliding rod (3) is sleeved with a sleeve (13), the sleeve (13) is arranged between the two sliding seats (10), a connecting plate (14) is fixedly arranged at the outer end of the sleeve (13), and one end of the connecting plate (14) is fixedly connected with the other side of the rotor (9).