CN217388504U

CN217388504U - Mover module and linear motor

Info

Publication number: CN217388504U
Application number: CN202221044562.2U
Authority: CN
Inventors: 蒋国雄
Original assignee: Guangdong Tiangong Automation Technology Co ltd
Current assignee: Guangdong Tiangong Automation Technology Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-09-06
Anticipated expiration: 2032-04-29

Abstract

The utility model discloses a rotor module and linear electric motor, rotor module are applied to linear electric motor, and rotor module includes: the rotor unit and the rotor end cover. The tops of two sides of the rotor unit are provided with wire grooves for placing wires; the bottom of the rotor end cover is provided with a mounting groove for installing the rotor unit through glue pouring, the side wall of the rotor end cover is provided with a wire outlet channel, the wire outlet channel is communicated with the wire groove, two sides of the rotor end cover are respectively provided with a limiting groove sunken towards the mounting groove, and the limiting groove is located below the wire outlet channel. The utility model provides a mover module and linear electric motor can reduce mover module's thickness to reduce linear electric motor's volume, satisfy the user demand.

Description

Mover module and linear motor

Technical Field

The utility model relates to a but not limited to linear electric motor technical field especially relates to a active cell module and linear electric motor.

Background

The linear motor is a transmission mechanism which directly converts electric energy into linear motion mechanical energy without any intermediate conversion decoupling strand. With the continuous development of automatic control technology, linear motors are widely used in the industrial field. The rotor module and the cover plate are connected through the bolts in the linear motor in the related art, and the linear motor is large in size due to the fact that the rotor module is large in thickness and the top of the rotor module is connected through the bolts, and the requirement for miniaturization of equipment cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a mover module and linear electric motor can reduce mover module's thickness to reduce linear electric motor's volume, satisfy the user demand.

In a first aspect, an embodiment of the present invention provides a mover module for a linear motor, the mover module includes:

the tops of two sides of the rotor unit are provided with wire grooves for placing wires;

the bottom of the rotor end cover is provided with a mounting groove for installing the rotor unit through glue pouring, the side wall of the rotor end cover is provided with a wire outlet channel, the wire outlet channel is communicated with the wire groove, two sides of the rotor end cover are respectively provided with limiting grooves sunken towards the mounting groove, and the limiting grooves are located below the wire outlet channel.

According to the utility model discloses active cell module has following beneficial effect at least: the wire can be placed to the wire casing that active cell unit both sides set up, and the passageway of being qualified for the next round of competitions has been seted up to the lateral wall of active cell end cover, and the passageway of being qualified for the next round of competitions extends to the mounting groove and makes wire casing and external intercommunication to the wire can be followed the side of active cell end cover and is qualified for the next round of competitions, need not to be qualified for the next round of competitions from the top, thereby can reduce the thickness of active cell end cover. The limiting grooves arranged on the two sides of the rotor end cover can limit the movement of the rotor module, and the limiting grooves are formed in the mode that the side walls of the rotor end cover are sunken towards the mounting grooves, so that the size of the rotor module can be reduced. The outlet channel is positioned above the limiting groove, so that the wire routing obstruction can be avoided, and the wiring stability of the rotor module is ensured. In addition, the rotor unit is installed in the installation groove in a glue pouring mode, and the rotor unit is matched with the installation groove, so that the rotor unit is not required to be fixed from the top of the rotor end cover through bolts, the top space of the rotor module is saved, and the thickness of the rotor module is reduced.

According to some embodiments of the present invention, the limiting groove is provided therein with a first sliding groove for sliding of the ball.

According to the utility model discloses a some embodiments, be used for the gliding sharp hole groove of ball is seted up to the top of spacing groove.

According to some embodiments of the utility model, the both ends of active cell end cover still are provided with the deflector, the deflector is provided with first guide way, the one end of first guide way with first spout intercommunication, the other end with straight line hole groove intercommunication.

According to the utility model discloses a some embodiments still be provided with the apron that the deflector matches, the apron be provided with the second guide way that first guide way matches, first guide way with the second guide way is the arc channel, first guide way with second guide way lock forms and is used for the gliding arc pipeline of ball.

According to some embodiments of the invention, the apron is provided with the backplate that supplementary ball slided into the first spout in the below, the backplate to first spout extends.

According to some embodiments of the utility model, the apron with the deflector passes through the bolt fastening in the both ends of active cell end cover.

According to some embodiments of the utility model, the first guide way with the second guide way all to the direction of mounting groove is buckled.

According to some embodiments of the present invention, the outlet channel is located between the linear hole groove and the limiting groove.

In a second aspect, an embodiment of the present invention provides a linear motor, including the rotor module according to any one of the embodiments of the present invention.

According to the utility model discloses linear electric motor has following beneficial effect at least: the wire can be placed to the wire casing that active cell unit both sides set up, and the passageway of being qualified for the next round of competitions has been seted up to the lateral wall of active cell end cover, and the passageway of being qualified for the next round of competitions extends to the mounting groove and makes wire casing and external intercommunication to the wire can be followed the side of active cell end cover and is qualified for the next round of competitions, need not to be qualified for the next round of competitions from the top, thereby can reduce the thickness of active cell end cover. The outlet channel is positioned above the limiting groove, so that the wire routing obstruction can be avoided, and the wiring stability of the rotor module is ensured. The rotor unit is installed in the mounting groove through the encapsulating mode, and rotor unit and mounting groove phase-match to need not to utilize the bolt to fix rotor unit from the top of rotor end cover, save rotor module's headspace, reduce rotor module's thickness. The limiting grooves arranged on the two sides of the rotor end cover can limit the movement of the rotor module, and the limiting grooves are formed in the mode that the side walls of the rotor end cover are sunken towards the mounting grooves, so that the size of the rotor module can be reduced.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

The invention will be further described with reference to the following drawings and examples, in which:

fig. 1 is a schematic structural diagram of a mover module according to some embodiments of the present invention;

fig. 2 is a schematic structural diagram of a mover module according to another embodiment of the present invention;

FIG. 3 is an exploded view of FIG. 2;

fig. 4 is a schematic structural diagram of a linear motor using a mover module according to some embodiments of the present invention;

fig. 5 is a cross-sectional view of fig. 4.

Reference numerals:

the linear motor comprises a rotor module 100, a rotor unit 110, a wire slot 111, a rotor end cover 120, a mounting groove 121, a wire outlet channel 122, a limiting groove 123, a first sliding groove 124, a linear hole groove 125, a guide plate 130, a first guide groove 131, a cover plate 140, a protective plate 150, a linear motor 200, a stator unit 210, a sliding seat 220, a stator groove 221 and a second sliding groove 222.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means is one or more, a plurality of means is two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

In the description of the present invention, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The utility model provides a rotor module and linear electric motor, wherein, the rotor module includes active cell unit and active cell end cover, and the wire can be placed to the wire casing that active cell unit both sides set up, and the lateral wall of active cell end cover has seted up the passageway of being qualified for the next round of competitions, and the passageway of being qualified for the next round of competitions extends to the mounting groove and makes wire casing and external intercommunication to the wire can be qualified for the next round of competitions from the side of active cell end cover, need not to follow the top and is qualified for the next round of competitions, thereby can reduce the thickness of active cell end cover. The limiting grooves arranged on the two sides of the rotor end cover can limit the movement of the rotor module, and the limiting grooves are formed in the mode that the side walls of the rotor end cover are sunken towards the mounting grooves, so that the size of the rotor module can be reduced. The outlet channel is positioned above the limiting groove, so that the wire routing obstruction can be avoided, and the wiring stability of the rotor module is ensured. In addition, the rotor unit is installed in the installation groove in a glue pouring mode, and the rotor unit is matched with the installation groove, so that the rotor unit is not required to be fixed from the top of the rotor end cover through bolts, the top space of the rotor module is saved, and the thickness of the rotor module is reduced.

The embodiments of the present invention will be further explained with reference to the drawings.

In a first aspect, the present invention provides a mover module.

In conjunction with fig. 1, it may be understood that the mover module 100 may be applied to the linear motor 200, wherein the mover module 100 includes a mover unit 110 and a mover cover 120. Mounting groove 121 has been seted up to active cell end cover 120's bottom, mounting groove 121 and active cell unit 110 phase-match, slot 111 has been seted up at the top of active cell unit 110 both sides, consequently, install to active cell end cover 120's mounting groove 121 at active cell unit 110, slot 111 leaves the space with the lateral wall and the top of mounting groove 121, can place the wire, thereby need not to reserve the line space for the wire at active cell unit 110's top, make active cell module 100's compact structure, reduce active cell module 100's thickness. In addition, the mover unit 110 is mounted in the mounting groove 121 of the mover end cover 120 by means of potting, so that the mover unit 110 is fixed without using bolts to penetrate through the mover end cover 120 from the top and enter the mounting groove 121, thereby saving the mounting space of the bolts at the top of the mover module 100 and reducing the thickness of the mover module 100. The height of the mover unit 110 may be equal to the height of the mounting groove 121, so that after the mover end cover 120 is mounted on the mover unit 110, the bottom of the mover end cover 120 is flat, which facilitates subsequent mounting and reduces the thickness of the linear motor 200.

The side wall of the mover end cover 120 is provided with a wire outlet channel 122, the mounting groove 121 can be communicated with the outside through the wire outlet channel 122, and the wire slot 111 is communicated with the wire outlet channel 122 under the condition that the mover unit 110 is mounted in the mounting groove 121, so that a wire placed in the wire slot 111 can be communicated with the outside from the side by using the wire outlet channel 122. Therefore, the wires of the mover unit 110 do not need to be led out from the top of the mover end cap 120, thereby saving the top space of the mover module 100 and reducing the thickness of the mover module 100. In addition, two sides of the mover end cover 120 are recessed towards the mounting groove 121 to form a limiting groove 123, the limiting groove 123 limits the movement of the mover module 100, and the wire outlet channel 122 is located above the limiting groove 123, so that wire routing is facilitated, the wires are prevented from being worn in the limiting movement process of the mover module 100 by the limiting groove 123, and the durability of wire connection is improved.

It can be understood that a first sliding groove 124 is further disposed in the limiting groove 123, the limiting groove 123 is recessed towards the mounting groove 121 to form the first sliding groove 124, the first sliding groove 124 can allow the balls to slide, and the balls can reciprocate in the first sliding groove 124 to realize high-precision linear guiding. The first sliding groove 124 is located in the limiting groove 123, so that the transverse space of the mover end cover 120 can be saved, and the size of the linear motor 200 can be reduced.

The first sliding groove 124 may be a semicircular sliding groove, and is matched with a stator module in the linear motor 200 to form a ball passage, so that a transverse space of the mover module 100 is saved, an occupied width is reduced, the mover module 100 can be provided with a larger mover unit 110, and the working performance of the linear motor 200 is improved.

It can be understood that a linear hole groove 125 is further formed above the limiting groove 123, the linear hole groove 125 can accommodate a ball, the ball can roll in the linear hole groove 125, and the linear hole groove 125 is matched with the first sliding groove 124, so that the precision of linear movement of the mover module 100 is improved. The height of the linear hole groove 125 is equal to that of the mounting groove 121, the longitudinal space of the mover module 100 is not occupied, the structure is compact, and the thickness of the mover module 100 is reduced.

It can be understood that both ends of the limiting groove 123 are provided with a first groove hole communicating with the first sliding groove 124, and a second groove hole communicating with the linear groove 125 is provided above the limiting groove 123. The two ends of the mover end cap 120 are further provided with guide plates 130, the guide plates 130 are located on one side of the limiting groove 123 where the first slot is formed, the guide plates 130 are provided with first guide grooves 131, one ends of the first guide grooves 131 are connected with the first slot, so that the first guide grooves 131 are communicated with the first sliding grooves 124, and the other ends of the first guide grooves 131 are connected with the second slot, so that the first guide grooves 131 are communicated with the linear slot 125. Therefore, the first slide groove 124 communicates with the linear hole groove 125 through the first guide groove 131, so that the balls can be introduced from the first slide groove 124 into the linear hole groove 125 through the first guide groove 131, or can be introduced from the linear hole groove 125 into the first slide groove 124 through the first guide groove 131, automatic replenishment and automatic elimination of the balls are realized, the balls can perform a circulating reciprocating movement in the mover end cover 120, that is, an infinite linear movement, and stable performance can be maintained for a long time, thereby realizing high-precision linear guide.

Referring to fig. 2, it can be understood that the mover module 100 is further provided with a plurality of cover plates 140, the cover plates 140 are matched with the guide plates 130, and the cover plates 140 are located at both ends of the mover module 100, i.e., at one side of the guide plates 130. The cover plate 140 and the guide plate 130 abut against each other, the first guide groove 131 is located on one side of the guide plate 130 close to the cover plate 140, and the cover plate 140 is provided with a second guide groove on one side close to the guide plate 130. First guide way 131 and second guide way phase-match, both are the arc channel, first guide way 131 and second guide way lock form the arc pipeline, the arc channel can supply the ball to slide, and can guide the ball to make a round trip to slide between first spout 124 and straight line hole groove 125, can provide the guide effect for the ball removes to straight line hole groove 125 by first spout 124 promptly, also can provide the guide effect for the ball removes to first spout 124 from straight line hole groove 125, make the ball can be smoothly reciprocating sliding between first spout 124 and straight line hole groove 125, realize the unlimited linear motion of ball, improve mover module 100's straight line direction precision.

With reference to fig. 3, it should be noted that the first guide groove 131 and the second guide groove may be semi-annular grooves, that is, the first sliding groove 124 is located right below the linear hole groove 125, so that the occupied space of the first guide groove 131 and the second guide groove can be reduced, and the lengths of the first guide groove 131 and the second guide groove are extended, thereby reducing the width of the mover module 100, and having a compact structure, so that the mover module 100 can be provided with a larger mover unit 110, and the working performance of the linear motor 200 is improved. In addition, the lengths of the first guide groove 131 and the second guide groove are increased, so that the balls can more smoothly reciprocate between the first slide groove 124 and the linear hole groove 125, thereby realizing high-precision linear guide.

It can be understood that a guard plate 150 is disposed below the cover plate 140, that is, the guard plate 150 is disposed at a connection portion between the second guide slot and the first sliding slot 124, wherein the guard plate 150 extends from the second guide slot to the first sliding slot 124, and therefore, the guard plate 150 can assist the balls to smoothly slide into the first sliding slot 124 from the second guide slot, or assist the balls to smoothly slide into the second guide slot from the first sliding slot 124, so as to ensure smoothness of movement of the balls, and implement high-precision linear guiding.

It can be understood that the cover plate 140 and the guide plate 130 are fixed at both ends of the mover end cover 120 by bolts, thereby saving a top space of the mover module 100, reducing a thickness of the mover module 100, and reducing a volume of the linear motor 200. In addition, the cover plate 140 and the guide plate 130 are detachably connected, so that the user can conveniently detach and install the ball bearing, and the maintenance and replacement of the ball bearing are facilitated.

It can be understood that the first guide slot 131 and the second guide slot are both arc-shaped slot channels, and both the first guide slot 131 and the second guide slot are bent towards the mounting slot 121. Because first spout 124 is located the outside of active cell end cover 120, set up first guide way 131 and second direction into the direction bending type arc channel to mounting groove 121, can save the horizontal space that active cell end cover 120 occupy, can prolong the length of first guide way 131 and second guide way simultaneously, improve the smoothness that the ball removed, realize the straight line direction of high accuracy.

It can be understood that, since the wire outlet channel 122 penetrates through the side wall of the mover end cover 120 and is communicated with the wire slot 111, a wire in the wire slot 111 can be connected with the outside through the wire outlet channel 122, the wire outlet channel 122 is located between the linear hole slot 125 and the limiting slot 123, and the wire outlet channel 122 is located above the limiting slot 123, no wire winding is required, so that the wire of the mover unit 110 is conveniently led out, the space between the linear hole slot 125 and the limiting slot 123 is not occupied, and the volume of the mover unit 110 is reduced.

In a second aspect, the present invention further provides a linear motor 200, including the mover module 100 as in the first aspect embodiment.

In connection with fig. 4, it can be understood that the linear motor 200 includes a mover module 100 and a stator module, wherein the stator module includes a stator slider 220 and a stator unit 210, and the mover module 100 includes a mover unit 110 and a mover cover 120. The stator slide 220 is provided with a stator slot 221 in the middle, the stator unit 210 is mounted on the stator slot 221, and the mover unit 110 is located above the stator unit 210. The two sides of the stator sliding seat 220 are provided with baffles, the rotor end cover 120 is located between the baffles on the two sides, the linear hole groove 125 is located above the baffles, and the limiting groove 123 is located in the stator sliding seat 220, so that the limiting groove 123 is matched with the baffles to limit the rotor module 100 to perform linear motion on the stator sliding seat 220, and the rotor module 100 is prevented from moving to cause a wrong moving direction.

With reference to fig. 5, it can be understood that the baffle is provided with a second sliding slot 222 matching with the first sliding slot 124 at a side close to the limiting slot 123, that is, at an inner side of the baffle, and the first sliding slot 124 and the second sliding slot 222 form a ball track, so that balls can slide between the mover end cover 120 and the stator slide 220, thereby saving a lateral space of the mover module 100, enabling a larger mover unit 110 to be provided, and improving performance of the linear motor 200.

It can be understood that the guard plate 150 disposed below the mover end cover 120 extends to the first sliding groove 124, the side wall of the guard plate 150 is semicircular and is matched with the second sliding groove 222, and the guard plate 150 can shield the gap at the two ends of the second sliding groove 222, so that the guard plate 150 can assist the balls to slide from the second sliding groove 222 on the baffle while moving between the first sliding groove 124 and the second guide groove, and the balls can be guaranteed to move between the first sliding groove 124 and the second sliding groove 222.

Since the linear motor 200 in this embodiment and the mover module 100 in the above embodiment belong to the same inventive concept, other specific embodiments of the linear motor 200 in this embodiment may refer to the specific embodiment of the mover module 100 in the above embodiment, and in order to avoid redundancy, further description of other specific embodiments of the linear motor 200 in this embodiment is omitted here.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. Furthermore, the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

Claims

1. Mover module, its characterized in that is applied to linear electric motor, mover module includes:

2. The mover module according to claim 1, wherein a first slide groove for sliding of a ball is provided in the stopper groove.

3. The mover module according to claim 2, wherein a linear hole groove for sliding the ball is opened above the position-limiting groove.

4. The mover module according to claim 3, wherein guide plates are further provided at both ends of the mover end cap, the guide plates being provided with first guide grooves, one ends of the first guide grooves being communicated with the first slide grooves, and the other ends of the first guide grooves being communicated with the linear hole grooves.

5. The mover module according to claim 4, wherein a cover plate is further provided to match the guide plate, the cover plate is provided with a second guide groove matching the first guide groove, the first guide groove and the second guide groove are arc-shaped channels, and the first guide groove and the second guide groove are fastened to form an arc-shaped channel for sliding of the ball.

6. The mover module according to claim 5, wherein a guard plate for assisting the balls to slide into the first slide groove is provided below the cover plate, and the guard plate extends toward the first slide groove.

7. The mover module according to claim 5, wherein the cover plate and the guide plate are fixed to both ends of the mover end cap by bolts.

8. The mover module according to claim 5, wherein the first guide groove and the second guide groove are each bent in a direction of the mounting groove.

9. The mover module of claim 3, wherein the outlet channel is located between the linear bore slot and the limiting slot.

10. Linear electric motor, characterized in, that it comprises a mover module according to any of claims 1-9.