CN217010669U

CN217010669U - Linear electric motor is with cooperation end plate

Info

Publication number: CN217010669U
Application number: CN202123303429.2U
Authority: CN
Inventors: 赵峰; 李玉杰
Original assignee: Jinan Fuwei Automation Equipment Co ltd
Current assignee: Jinan Fuwei Automation Equipment Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-07-19
Anticipated expiration: 2031-12-24

Abstract

The utility model provides a linear electric motor is with cooperation end plate, relates to the motor field, including the tip main part, be equipped with a plurality of rubber posts in the tip main part, tip main part below is equipped with and holds heavy load guide rail and stator male slot. When the heavy-load guide rail and the stator are inserted into the slot, the upper end part and the side surface of the heavy-load guide rail are abutted against the inner wall of the slot. The utility model utilizes the slot to limit the vibration of the heavy-load guide rail and the stator, and further realizes the fixation of the stator by the screw rod, because the stator is connected with the heavy-load guide rail, the upper end part and the side surface of the heavy-load guide rail are propped against the inner wall of the slot, the heavy-load guide rail and the stator can be directly and stably connected on the end plate by the screw rod.

Description

Linear electric motor is with cooperation end plate

Technical Field

The utility model relates to the field of motors, in particular to a matching end plate for a linear motor.

Background

With the continuous and rapid development of automatic control technology and microcomputers, higher requirements are put forward on the precision of various automatic control systems, and under the condition, a linear motion driving mechanism consisting of a traditional rotating motor and a set of conversion mechanism is far from the requirements of modern control systems, so that the linear motors are researched and developed in various countries in the world.

The linear motor has the advantages of being prominent, having the tendency of replacing the screw rod module, but the high cost seriously influences the popularization, so the customer more generally adopts the iron core linear motor with the cost advantage. However, one disadvantage of the iron core linear motor is that the attractive force between the mover and the stator is too large, which is 5-13 times of the rated thrust of the motor, and the linear guide rail of the linear motor module must provide strong support for the acting force, so that it is difficult to reduce the weight by adopting a dual-guide rail design, and if the linear motor is designed to reduce the weight, it must be optimized and improved to match with the end plate.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems that a linear motor needs to be designed in a light weight mode and the matching end plate needs to be further optimized and improved in the prior art, the utility model provides the matching end plate for the linear motor, and the technical defects can be overcome.

The technical scheme adopted by the utility model for solving the technical problem is as follows:

the utility model provides a linear electric motor is with cooperation end plate, includes the tip main part, be equipped with a plurality of rubber posts in the tip main part, tip main part below is equipped with and holds heavy load guide rail and stator male slot.

When the heavy-load guide rail and the stator are inserted into the slot, the upper end part and the side surface of the heavy-load guide rail are abutted against the inner wall of the slot.

Furthermore, a screw rod is fixedly connected in the slot, a counter bore is formed in the bottom of the stator, a through hole is formed in the center of the counter bore, a screwing nut is connected to the screw rod in a threaded mode after the screw rod penetrates through the through hole and the counter bore, and the screwing nut is located in the counter bore.

Furthermore, a U-shaped frame is fixedly connected in the slot, and the U-shaped frame is fixedly connected with a stator and a heavy-load guide rail through bolts.

Further, the U-shaped frame includes two curb plates, two the curb plate is connected through the connecting plate, be equipped with side positioning screw hole on the heavy load guide rail, be equipped with down positioning screw hole on the stator, install the side bolt on the curb plate, threaded connection is in side positioning screw hole behind the side bolt passes the curb plate, be equipped with down the bolt on the connecting plate, threaded connection is in positioning screw hole under after the bolt passes the connecting plate down.

Further, tip main part bottom is equipped with the bottom screw hole, tip main part bottom is through bottom bolt fixedly connected with shutoff board, the shutoff board is connected with lower limiting plate, lower limiting plate is in the stator bottom, be equipped with the shutoff strip on the lower limiting plate, the shutoff strip is in between slot and the heavy load guide rail.

Further, the bottom bolt penetrates through the plugging plate and then is in threaded connection with the bottom threaded hole.

Furthermore, the end part main body is provided with a guide hole, a rubber column is arranged in the guide hole in a sliding fit mode, and a flexible spring is arranged between the guide hole and the rubber column.

The utility model has the beneficial effects that: the utility model utilizes the slot to limit the vibration of the heavy-load guide rail 3 and the stator, and further realizes the fixation of the stator by means of the screw rod, because the stator is connected with the heavy-load guide rail, the upper end part and the side surface of the heavy-load guide rail are propped against the inner wall of the slot, the heavy-load guide rail and the stator can be directly and stably connected on the end plate by utilizing the screw rod; the end plate, the two heavy-load guide rails and the stator are respectively fixedly connected with four sides of the U-shaped frame, so that the fixing effect is enhanced; the flexible spring is utilized to increase the technical effect of buffering and vibration reduction.

Drawings

FIG. 1 is a schematic view of the present invention in use;

FIG. 2 is a schematic three-dimensional structure of the present invention;

FIG. 3 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a second embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a third embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a fourth embodiment of the present invention;

FIG. 7 is a left side view of the present invention;

in the figure: 1 end part main body, 11 rubber columns, 111 guide holes, 112 flexible springs, 12 slots, 13 screw rods, 14 screwing nuts, 15U-shaped frames, 151 side plates, 152 connecting plates, 16 lower bolts, 17 side bolts, 2 stators, 21 counter bores, 22 through holes, 23 lower positioning threaded holes, 3 heavy-load guide rails, 31 side positioning threaded holes, 41 plugging plates, 411 plugging strips, 412 lower limiting plates, 42 bottom threaded holes and 43 bottom bolts.

Detailed Description

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1, a linear motor is provided with a matching end plate installed at one end of a stator 2, wherein two heavy-load guide rails 3 are fixedly connected to two sides of the stator, and are used as one of lightweight designs of the linear motor to directly fix the heavy-load guide rails and the stator together, so that a traditional aluminum profile base is omitted; under the condition of ensuring that the motor thrust is the same, the structure size and the weight can be effectively reduced.

First embodiment

As shown in fig. 2 to 3, a linear electric motor uses cooperation end plate, includes tip main part 1, be equipped with a plurality of rubber columns 11 on the tip main part, tip main part 1 below is equipped with holds heavily loaded guide rail 3 and stator male slot 12. The scheme is refined, when the heavy-load guide rail 3 and the stator are inserted into the slot, the upper end part and the side surface of the heavy-load guide rail are abutted against the inner wall of the slot, so that the heavy-load guide rail and the stator are limited from shaking in the slot.

Second embodiment

As shown in fig. 4, a linear electric motor is with cooperation end plate, includes tip main part 1, be equipped with a plurality of rubber columns 11 on the tip main part, tip main part 1 below is equipped with holds heavily loaded guide rail 3 and stator 2 male slot 12. The slot is internally and fixedly connected with a screw 13, the bottom of the stator is provided with a counter bore 21 matched with the screw, the center of the counter bore is provided with a through hole 22, the screw passes through the through hole and the counter bore and is connected with a screwing nut 14 in a threaded manner, and the screwing nut is positioned in the counter bore.

Third embodiment

As shown in fig. 5, a linear electric motor is with cooperation end plate, includes tip main part 1, be equipped with a plurality of rubber columns 11 on the tip main part, tip main part 1 below is equipped with holds heavily loaded guide rail 3 and stator 2 male slot 12. The slot is internally and fixedly connected with a U-shaped frame 15, and the U-shaped frame is fixedly connected with a stator 2 and a heavy-load guide rail 3 through bolts.

Further, U type frame includes two curb plates 151, two the curb plate is connected through connecting plate 152, and it is with it complex, be equipped with side location screw hole 31 on the heavy load guide rail, be equipped with down location screw hole 23 on the stator, install side bolt 17 on the curb plate, threaded connection is in side location screw hole behind the curb plate is passed to the side bolt, be equipped with down bolt 16 on the connecting plate, threaded connection is in location screw hole under behind the bolt passes the connecting plate down.

Fourth embodiment

The difference with the third embodiment lies in, tip main part 1 bottom is equipped with bottom screw hole 42, the tip main part bottom is through bottom bolt 43 fixedly connected with shutoff board 41, the shutoff board is connected with lower limiting plate 412, lower limiting plate is in the stator bottom, be equipped with shutoff strip 411 on the lower limiting plate, the shutoff strip is in between slot and the heavy load guide rail, and the shutoff strip is used for filling the clearance between slot and the heavy load guide rail.

In at least one embodiment, the end body is provided with a guide hole 111, the rubber column 11 is slidably fitted in the guide hole, and a flexible spring 112 is arranged between the guide hole and the rubber column, so that the impact of the linear motor on the end plate can be buffered by using the flexible spring.

Except for the technical features described in the specification, the method is known by the technical personnel in the field.

Claims

1. The utility model provides a linear electric motor is with cooperation end plate, its characterized in that, includes the tip main part, be equipped with a plurality of rubber posts in the tip main part, tip main part below is equipped with and holds heavy-duty guide rail and stator male slot, when heavy-duty guide rail, stator insert in the slot, heavy-duty guide rail upper end and side support lean on the slot inner wall.

2. The matching end plate for the linear motor according to claim 1, wherein a screw is fixedly connected in the slot, a counter bore is formed in the bottom of the stator, a through hole is formed in the center of the counter bore, and a screwing nut is connected to the screw through the through hole and the counter bore in a threaded mode and is located in the counter bore.

3. The mating end plate for a linear motor according to claim 1, wherein a U-shaped frame is fixedly connected in the slot, and the U-shaped frame is fixedly connected with the stator and the heavy-duty guide rail through bolts.

4. The matching end plate for the linear motor according to claim 3, wherein the U-shaped frame comprises two side plates, the two side plates are connected through a connecting plate, a side positioning threaded hole is formed in the heavy-load guide rail, a lower positioning threaded hole is formed in the stator, a side bolt is mounted on each side plate, the side bolt penetrates through the side plate and then is in threaded connection with the side positioning threaded hole, a lower bolt is arranged on the connecting plate and then penetrates through the connecting plate and then is in threaded connection with the lower positioning threaded hole.

5. The matching end plate for the linear motor according to claim 2 or 3, wherein a bottom threaded hole is formed in the bottom of the end body, a plugging plate is fixedly connected to the bottom of the end body through a bottom bolt, a lower limiting plate is connected to the plugging plate, the lower limiting plate is located at the bottom of the stator, a plugging strip is arranged on the lower limiting plate, and the plugging strip is located between the slot and the heavy-load guide rail.

6. The mating end plate for a linear motor according to claim 5, wherein the bottom bolt is threaded into the bottom threaded hole after passing through the blanking plate.

7. The matching end plate for the linear motor according to claim 1, wherein a guide hole is formed in the end body, a rubber column is slidably matched in the guide hole, and a flexible spring is arranged between the guide hole and the rubber column.