CN211630062U

CN211630062U - Closed linear motor

Info

Publication number: CN211630062U
Application number: CN202020578542.8U
Authority: CN
Inventors: 杜与恒
Original assignee: Shenzhen Maisheng Hengyuan Technology Co ltd
Current assignee: Shenzhen Maisheng Hengyuan Technology Co ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-10-02
Anticipated expiration: 2030-04-17

Abstract

The utility model discloses a closed linear motor, including the base, fixed mounting is in the magnetic track of base middle part to and set up in the magnetic track both sides and the slide rail parallel with the magnetic track, still movable mounting has the active cell between the slide rail, and the active cell is located directly over the magnetic track, still is fixed with the deflector roll mounting panel on the active cell, and two sets of steel band clamp plates are still installed to the both sides of deflector roll mounting panel, and the inboard of steel band clamp plate still is equipped with the mounting groove, installs square steel band between the mounting groove; the utility model discloses a linear electric motor, motion subassembly can be rolling friction for square steel sheet, and the noise is little during board global motion, and the kinetic energy conversion rate is high, can use on the main equipment that requires height to prevent dust.

Description

Closed linear motor

Technical Field

The utility model relates to a closed linear electric motor.

Background

Most of existing closed linear motors adopt an organ cover as a sealing means, but the organ cover has the limit of compression amount, so that a linear module cannot be applied to large-scale equipment with high length requirement.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems of the prior art to a certain extent. Therefore, the utility model aims at providing a linear electric motor that the leakproofness is good, and power conversion is high.

A closed linear motor comprises a base, a magnetic rail fixedly mounted in the middle of the base, and sliding rails arranged on two sides of the magnetic rail and parallel to the magnetic rail, wherein a rotor is movably mounted between the sliding rails, the rotor is positioned right above the magnetic rail, a guide roller mounting plate is further fixed on the rotor, two groups of steel belt pressing plates are further mounted on two sides of the guide roller mounting plate, mounting grooves are further formed in the inner sides of the steel belt pressing plates, and square steel belts are mounted between the mounting grooves;

furthermore, two groups of first guide rollers and four groups of second guide rollers are arranged on the guide roller mounting plate, the first guide rollers are fixed in the guide roller mounting grooves of the guide roller mounting plate, and the four groups of second guide rollers are respectively distributed at the inner side positions of four top angles of the guide roller mounting plate; the first guide roller is higher than the installation position of the second guide roller, wherein the first guide roller is positioned on the lower bottom surface of the square steel strip, and the second guide roller is positioned on the upper top surface of the square steel strip.

Furthermore, an upper cover plate is fixed at the upper end of the guide roller mounting plate.

Furthermore, a drag chain is fixed on one side of the guide roller mounting plate.

Furthermore, a first baffle and a second baffle are fixed on two sides of the steel belt pressing plate.

Furthermore, the bottom of the base is provided with a plurality of groups of hollow grooves.

Furthermore, the outer side of the steel belt pressing plate is also fixed with a grating mounting bar.

The utility model has the advantages that:

the utility model discloses a linear electric motor, motion subassembly can be for square steel sheet rolling friction, and the noise is little during board global motion, and kinetic energy conversion rate is high, can use on the main equipment that requires height dustproof.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is an explosion diagram of a closed linear motor according to the present invention.

In the figure:

1. a base; 2. a magnetic track; 3. a slide rail; 4. a mover; 5. a guide roller mounting plate; 6. pressing a steel belt; 7. a square steel strip; 8. an upper cover plate; 9. a drag chain; 11. a hollow groove; 51. a first guide roller; 52. a second guide roller; 53. a guide roller mounting groove; 54. mounting holes; 61. mounting grooves; 62. a first baffle plate; 63. a second baffle; 64. and (5) installing a grating.

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 efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, back, inner and outer, and the center … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

As shown in fig. 1, the closed linear motor includes a base 1, a magnetic track 2 fixedly installed in the middle of the base 1, and slide rails 3 disposed on both sides of the magnetic track 2 and parallel to the magnetic track 2, wherein a mover 4 is further movably installed between the slide rails 3, the mover 4 is located right above the magnetic track 2, a guide roller mounting plate 5 is further fixed on the mover 4, two sets of steel strip pressing plates 6 are further installed on both sides of the guide roller mounting plate 5, mounting grooves 61 are further formed in the inner sides of the steel strip pressing plates 6, and square steel strips 7 are installed between the mounting grooves 61;

preferably, two sets of first guide rollers 51 and four sets of second guide rollers 52 are mounted on the guide roller mounting plate 5, the first guide rollers 51 are fixed in the guide roller mounting grooves 53 of the guide roller mounting plate 5, and the four sets of second guide rollers 52 are respectively distributed at the inner side positions of the four top corners of the guide roller mounting plate 5; the first guide roller 51 is higher than the second guide roller 52, the first guide roller 51 is arranged on the lower bottom surface of the square steel strip 7, and the second guide roller 52 is arranged on the upper top surface of the square steel strip 7; the rotor 4 is driven to move on the sliding rail 3 through the magnetic track 2, meanwhile, the first guide roller 51 positioned on the guide roller mounting plate 5 abuts against the square steel strip 7 and rolls below the square steel strip 7, the second guide roller 52 presses the upper end face of the square steel strip 7 to roll above the square steel strip 7, two groups of guide rollers are adopted to roll relative to the square steel strip 7, sliding friction generated by direct contact motion of the guide roller mounting plate 5 and the square steel strip 7 is overcome, the generated friction force is smaller and the mechanical energy conversion rate is higher by changing the sliding friction into rolling friction; the positive pressure of the four groups of second guide rollers 52 and the four groups of first guide rollers 51 on the square steel strip 7 in the vertical direction can effectively reduce the position deflection generated when the guide rail mounting plate 5 moves on the square steel strip 7.

Preferably, the upper end of the guide roller mounting plate 5 is also fixed with an upper cover plate 8; the guide roller mounting plate 5 is also provided with a mounting hole 54 for mounting the movement module.

Preferably, a drag chain 9 is further fixed to one side of the guide roller mounting plate 5.

Preferably, a first baffle 62 and a second baffle 63 are further fixed to both sides of the steel strip pressing plate 6.

Preferably, the bottom of the base 1 is provided with several sets of hollow grooves 11, through which hollow grooves 11 noise generated when the guide roller mounting plate 6 slides on the base can be partially absorbed.

Preferably, the outer side of the steel belt pressing plate 6 is further fixed with a grating mounting bar 64, the grating mounting bar 64 is used for mounting a grating sensor, and the grating sensor is mainly used for limiting and position calibration of the linear motor.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A closed linear motor is characterized in that: the movable type steel strip pressing device comprises a base, a magnetic track and sliding rails, wherein the magnetic track is fixedly installed in the middle of the base, the sliding rails are arranged on two sides of the magnetic track and are parallel to the magnetic track, a rotor is movably installed between the sliding rails, the rotor is located right above the magnetic track, a guide roller installing plate is further fixed on the rotor, two groups of steel strip pressing plates are further installed on two sides of the guide roller installing plate, installing grooves are further formed in the inner sides of the steel strip pressing plates, and square steel strips are installed between;

the guide roller mounting plate is provided with two groups of first guide rollers and four groups of second guide rollers, the first guide rollers are fixed in the guide roller mounting grooves of the guide roller mounting plate, and the four groups of second guide rollers are respectively distributed at the inner side positions of four top angles of the guide roller mounting plate; the first guide roller is higher than the installation position of the second guide roller, wherein the first guide roller is positioned on the lower bottom surface of the square steel strip, and the second guide roller is positioned on the upper top surface of the square steel strip.

2. A hermetic linear motor as in claim 1, wherein: the upper end of the guide roller mounting plate is also fixed with an upper cover plate.

3. A hermetic linear motor as in claim 1, wherein: and a drag chain is further fixed on one side of the guide roller mounting plate.

4. A hermetic linear motor as in claim 1, wherein: and a first baffle and a second baffle are further fixed on two sides of the steel belt pressing plate.

5. A hermetic linear motor as in claim 1, wherein: the bottom of base is equipped with a plurality of groups cavity groove.

6. A hermetic linear motor as in claim 1, wherein: and the outer side of the steel belt pressing plate is also fixedly provided with a grating mounting bar.