Waterproof linear motor

Abstract

The utility model belongs to the field of electromechanical equipment, and particularly provides a waterproof linear motor which comprises a motor base, a telescopic protective cover and a protective cover are arranged above the motor base, a sliding seat is arranged above the motor base, a first end plate and a second end plate are arranged on the two sides of the telescopic protective cover, a second boss is arranged on the outer side of the first end plate, and a second boss is arranged on the outer side of the second end plate. A third end plate and a fourth end plate are arranged on the two sides of the protective cover, a sliding rail and an electric device are arranged above the motor base, an anti-collision block is arranged above the motor base, a water leakage hole is formed in the outer side of the anti-collision block, an elastic block is arranged on the inner side of the anti-collision block, a linear guide rail is arranged above the motor base, and the linear guide rail is arranged on the motor base. A first boss is arranged above the linear guide rail, a grating ruler reading head and a sliding block are arranged above the linear guide rail, and a power supply connecting wire is arranged on the outer side of the motor base.

Description

Technical Field

[0001] The utility model belongs to the field of electromechanical equipment and relates to a linear motor, in particular to a waterproof linear motor. Background Art

[0002] During the bearing grinding process, a high-precision and high-frequency reciprocating drive mechanism is required to meet the requirements of efficient bearing grinding. Existing reciprocating drive mechanisms are mostly composed of cylinders or motor screw mechanisms.

[0003] At present, a motor used for grinding, such as a comparative document (announcement number: CN 112953088 A), discloses a double-layer fully sealed waterproof linear motor, including: a base, a linear motor base, a stainless steel protective telescopic cover and a flexible accordion-type protective cover, wherein two end plates are arranged on the base at a front and rear interval, the linear motor base is arranged on the base and located between the two end plates, the linear motor base includes a linear motor stator and a linear motor mover arranged on the linear motor stator, a slide is arranged on the linear motor mover, the flexible accordion-type protective cover is respectively arranged between the two ends of the slide and the opposite end plates, the stainless steel protective telescopic cover is respectively arranged between the two ends of the slide and the opposite end plates, and is located above the flexible accordion-type protective cover, the two end plates are vertically fixed at the two ends of the base, and the linear motor base is arranged on the base and located between the two end plates.

[0004] When the above motor is actually used, it still has poor waterproof performance and there is a risk of water ingress, which may cause linear motor failure. Utility Model Content

[0005] The purpose of the utility model is to provide a waterproof linear motor to solve the problem of poor waterproof effect mentioned in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a waterproof linear motor, comprising: a mounting base, a telescopic protective cover shell and a protective cover shell fixed above the motor base by welding, a telescopic protective cover handle and a protective cover handle fixed above the telescopic protective cover shell and the protective cover shell by welding respectively, and a sliding seat is arranged above the motor base.

[0007] Preferably, a first end plate and a second end plate are fixed to both sides of the telescopic protective cover shell by bolts, a second boss is arranged on the outer side of the first end plate, and a third end plate and a fourth end plate are fixed to both sides of the protective cover shell by bolts.

[0008] Preferably, a slide rail is provided above the motor base, an induction plate is provided above the slide rail, a first pulley bracket is provided below the induction plate by welding, a first pulley is fixed below the first pulley bracket by bolts, a photoelectric sensor is provided above the slide rail, a second pulley bracket is fixed below the photoelectric sensor by welding, and a second pulley is fixed below the second pulley bracket by bolts.

[0009] Preferably, a telescopic protective cover body is arranged below the telescopic protective cover shell, a protective cover body is arranged below the protective cover shell, a motor stator is arranged above the motor base, a motor mover is arranged outside the motor stator, an anti-collision block is arranged above the motor base, a water leakage hole is arranged outside the anti-collision block, and an elastic block is arranged inside the anti-collision block.

[0010] Preferably, a linear guide is fixed on the motor base by welding, a first boss is arranged on the linear guide, a grating scale reading head and a slider are arranged on the linear guide, and a power connection line is arranged on the outside of the motor base.

[0011] Compared with the existing technology, this waterproof linear motor provides double-layer protection for the linear motor base by setting a telescopic protective cover and a protective cover, thereby preventing liquid from entering the linear motor base during operation, improving the waterproof effect, ensuring that the linear motor base operates with high precision, high speed and high frequency, and enhancing working stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional schematic diagram of a waterproof linear motor;

[0013] Figure 2 This is a schematic diagram of the internal structure of a waterproof linear motor;

[0014] Figure 3 This is a schematic diagram of the structure of a linear guide.

[0015] In the figure: 1. motor base; 2. first end plate; 3. second end plate; 4. third end plate; 5. fourth end plate; 6. slide seat; 7. telescopic protective cover shell; 8. protective cover shell; 9. slide rail; 10. induction plate; 11. first pulley bracket; 12. first pulley; 13. photoelectric sensor; 14. second pulley bracket; 15. second pulley; 16. telescopic protective cover body; 17. protective cover body; 18. motor stator; 19. motor mover; 20. water leakage hole; 21. anti-collision block; 22. elastic block; 23. first boss; 24. grating ruler reading head; 25. slide block; 26. linear guide rail; 27. second boss; 28. telescopic protective cover handle; 29. ​​protective cover handle; 30. power connection line. DETAILED DESCRIPTION

[0016] 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.

[0017] Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present utility model.

[0018] In the description of the present invention, it should be understood that terms such as "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside" and "outside" indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0019] See also Figure 1-3 The utility model provides a technical solution: a waterproof linear motor, comprising: a motor base 1, characterized in that: the motor base 1, a telescopic protective cover shell 7 and a protective cover shell 8 are fixed on the motor base 1 by welding, a telescopic protective cover handle 28 and a protective cover handle 29 are respectively fixed on the telescopic protective cover shell 7 and the protective cover shell 8 by welding, a slide seat 6 is arranged on the motor base 1, a first end plate 2 and a second end plate 3 are fixed on both sides of the telescopic protective cover shell 7 by bolts, a second boss 27 is arranged on the outer side of the first end plate 2, a third end plate 4 and a fourth end plate 5 are fixed on both sides of the protective cover shell 8 by bolts, a slide rail 9 is arranged on the motor base 1, an induction sheet 10 is arranged on the slide rail 9, a first pulley bracket 11 is arranged below the induction sheet 10 by welding, and a first pulley bracket 11 is fixed below the first pulley bracket 11 by bolts Pulley 12, a photoelectric sensor 13 is arranged above the slide rail 9, a second pulley bracket 14 is fixed by welding below the photoelectric sensor 13, a second pulley 15 is fixed by bolts below the second pulley bracket 14, a telescopic protective cover body 16 is arranged below the telescopic protective cover shell 7, a protective cover body 17 is arranged below the protective cover shell 8, a motor stator 18 is arranged above the motor base 1, a motor mover 19 is arranged on the outside of the motor stator 18, an anti-collision block 21 is arranged above the motor base 1, a water leakage hole 20 is arranged on the outside of the anti-collision block 21, and an elastic block 22 is arranged on the inside of the anti-collision block 21, a linear guide 26 is fixed by welding above the motor base 1, a first boss 23 is arranged above the linear guide 26, a grating scale reading head 24 and a slider 25 are arranged above the linear guide 26, and a power connection line 30 is arranged on the outside of the motor base 1.

[0020] Working principle:

[0021] Four end plates are arranged on the motor base 1 to firmly fix the telescopic protective cover shell 7 and the protective cover shell 8, which are telescopic and retracted with the reciprocating motion of the slide seat 6 for waterproof protection. First bosses 23 are arranged on both sides to improve the overall protection level and prevent liquids such as water, oil and cutting fluid from splashing into the linear motor base during the bearing grinding process. Anti-collision blocks 21 are arranged on the motor base 1 and are located on the outside of both ends of the motor stator 18. Elastic blocks 22 are arranged on the inner side of the anti-collision blocks 21. The elastic blocks 22 adopt a rubber structure. When the motor mover 19 exceeds the stroke limit, it contacts the elastic block 22 to achieve elastic buffering and reduce the problem of impact damage.

[0022] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A waterproof linear motor, comprising: a motor base (1), characterized in that: A telescopic protective cover shell (7) and a protective cover shell (8) are fixed by welding above the motor base (1), a telescopic protective cover handle (28) and a protective cover handle (29) are respectively fixed by welding above the telescopic protective cover shell (7) and the protective cover shell (8), and a sliding seat (6) is arranged above the motor base (1).

2. The waterproof linear motor according to claim 1, characterized in that: A first end plate (2) and a second end plate (3) are fixed to both sides of the telescopic protective cover shell (7) by means of bolts, a second boss (27) is provided on the outer side of the first end plate (2), and a third end plate (4) and a fourth end plate (5) are fixed to both sides of the protective cover shell (8) by means of bolts.

3. The waterproof linear motor according to claim 1, characterized in that: A slide rail (9) is arranged above the motor base (1), a sensor sheet (10) is arranged above the slide rail (9), a first pulley bracket (11) is arranged below the sensor sheet (10) by welding, a first pulley (12) is fixed below the first pulley bracket (11) by bolts, a photoelectric sensor (13) is arranged above the slide rail (9), a second pulley bracket (14) is fixed below the photoelectric sensor (13) by welding, and a second pulley (15) is fixed below the second pulley bracket (14) by bolts.

4. The waterproof linear motor according to claim 1, characterized in that: A telescopic protective cover body (16) is arranged below the telescopic protective cover shell (7), a protective cover body (17) is arranged below the protective cover shell (8), a motor stator (18) is arranged above the motor base (1), a motor mover (19) is arranged outside the motor stator (18), an anti-collision block (21) is arranged above the motor base (1), a water leakage hole (20) is arranged outside the anti-collision block (21), and an elastic block (22) is arranged inside the anti-collision block (21).

5. The waterproof linear motor according to claim 1, characterized in that: A linear guide rail (26) is fixed on the motor base (1) by welding, a first boss (23) is arranged on the linear guide rail (26), a grating scale reading head (24) and a slider (25) are arranged on the linear guide rail (26), and a power connection line (30) is arranged on the outside of the motor base (1).

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