CN209948830U

CN209948830U - Servo motor for textile machinery equipment

Info

Publication number: CN209948830U
Application number: CN201920795027.2U
Authority: CN
Inventors: 孙汉明; 汪新剑; 陈凯达; 陈达超; 甘建安; 倪伟伟; 顾勇; 俞龙�; 施威
Original assignee: Hangzhou Zhongke Volvo Servo Motor Technology Co Ltd
Current assignee: Hangzhou Zhongke Volvo Servo Motor Technology Co Ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-01-14
Anticipated expiration: 2029-05-29

Abstract

The utility model provides a servo motor for weaving machinery equipment. It has solved current technical problem. This servo motor is used in weaving machinery equipment, including the casing that has the shaft cavity, the casing include circumference confined front housing, mainframe shell, the rear end of mainframe shell can dismantle and be connected with back aircraft bonnet, just preceding casing and mainframe shell integrated into one piece, the shaft cavity in be equipped with rotor and stator respectively, the shaft cavity one side that is close to preceding casing be equipped with first location step, the stator mount establish on first location step, the rotor include well axial region, preceding axial region, back axial region, the diameter of well axial region be greater than the diameter size of big or small preceding axial region and back axial region, preceding axial region and well axial region between the cover be equipped with first bearing etc. that are located the shaft cavity. The utility model has the advantages of convenient installation, difficult entering of batting into the motor storehouse, etc.

Description

Servo motor for textile machinery equipment

Technical Field

The utility model belongs to the technical field of the motor, especially, relate to a servo motor for weaving machinery equipment.

Background

The motor is an electromagnetic device for realizing electric energy conversion or transmission according to an electromagnetic induction law. At present, a traditional motor comprises a stator fixing base and a bearing end cover, wherein a rotor is generally fixed in the stator fixing base, then the bearing end cover is installed, and the rotating shaft and the fixed installation position on the stator fixing base need to be aligned in the installation process. The existing servo motor is inconvenient to install, the rotor and the stator are difficult to align when being installed, in addition, a plurality of battings exist in a textile workshop, and the battings are easy to accumulate in a motor cabin to influence the normal work of the motor.

In response to this problem, research and study have been conducted in long-term production and life practice, and for example, chinese utility model patent discloses a motor [ application number: 201720413413.1], the utility model comprises a motor rotor and an integrated casing, the motor rotor comprises a magnet, plastic and a motor shaft, the magnet and the motor shaft are positioned by the coaxiality of a mould, the melted plastic is encapsulated in the gap between the magnet and the motor shaft by injection moulding, the magnet is provided with at least one positioning notch, the surface of the motor shaft is provided with knurls, and the knurls are rhombic knurls; the integrated machine shell comprises a bearing chamber and at least one outer claw, the bearing chamber is located on the outer side of the integrated machine shell and located at the rotating center of the integrated machine shell, the outer claw is located on the inner side of the integrated machine shell, the inner side of the bearing chamber comprises at least one detachable bearing connection chamber, and the detachable bearing connection chamber is in threaded connection with the bearing chamber.

The solution described above improves to some extent some of the problems of the prior art, but it also has at least the following drawbacks: the installation is inconvenient, and the batting is easy to enter the motor bin.

Disclosure of Invention

The utility model aims at the above-mentioned problem, provide a simple to operate, the difficult servo motor for the weaving machinery equipment that gets into the motor storehouse of batting.

In order to achieve the above purpose, the utility model adopts the following technical proposal: this servo motor for textile machinery equipment, including the casing that has the shaft cavity, the casing include circumference confined front housing, mainframe shell, the rear end of mainframe shell can dismantle and be connected with back aircraft bonnet, just preceding casing and mainframe shell integrated into one piece, the shaft cavity in be equipped with rotor and stator respectively, one side that the shaft cavity is close to preceding casing be equipped with first location step, the stator mount establish on first location step, the rotor include well axial region, preceding axial region, back axial region, the diameter of well axial region be greater than the diameter size of big or small preceding axial region and back axial region, preceding axial region and well axial region between the cover be equipped with the first bearing that is located the shaft cavity, back axial region and well axial region between the cover be equipped with the second bearing that is located the back aircraft bonnet, just shaft cavity and back aircraft bonnet between be equipped with rotor axial positioning structure.

The front casing and the main casing are circumferentially closed, so that the phenomenon that the rotor is blocked due to the fact that lint enters the shaft cavity and the work is influenced can be prevented; the stator is installed in the shaft cavity through the first positioning step, and the stator can be positioned only by directly placing the stator on the first positioning step during installation, so that the installation is convenient; when the rotor is installed, the rotor penetrates into the shaft cavity, then the rear hood is covered, the axial positioning of the first bearing and the second bearing in the shaft cavity can be realized through the rotor axial positioning structure, and the installation efficiency is effectively improved.

In the servo motor for the textile machinery equipment, the rotor axial positioning structure comprises a second positioning step arranged in the shaft cavity and a third positioning step arranged on one side, facing the main case, of the rear hood, the first bearing is erected on the second positioning step, and the second bearing is erected on the third positioning step. Realize the location of first bearing and second bearing in the axle cavity respectively through second location step and third location step, the structure is reliable, before the installation back aircraft bonnet, supports the second bearing earlier and leans on in third location step, then penetrates the axle cavity with the rotor and makes the installation of first bearing and second location step accomplish the rotor promptly.

In the servo motor for textile machinery equipment, the front shaft part extends out of the front casing, and a rotor end part positioning structure is further arranged between the front casing and the front shaft part.

In the servo motor for textile machinery equipment, the rotor end positioning structure comprises an annular positioning groove formed in a front casing, the front shaft portion extends out of the annular positioning groove, a third bearing sleeved on the front shaft portion is arranged in the annular positioning groove, and an outer ring of the third bearing abuts against the inner side of the annular positioning groove. Annular positioning groove and third bearing can stretch out the rotor and lock in the one end of preceding casing, prevent the rotor off tracking to can reduce the rotor and stretch out the friction between end and the preceding casing, improve pivoted smoothness nature.

In the servo motor for textile machinery equipment, the rear shaft part extends out of the rear hood, and a plug-in type positioning structure is arranged between the rear hood and the main case.

In foretell servo motor for spinning machine equipment, plug-in type location structure including setting up the annular location boss in back aircraft bonnet towards lumen one side, the circumference outside of annular location boss support and lean on in the lumen inner wall, just back aircraft bonnet on still be equipped with the diameter size and be greater than the portion of supporting of lumen diameter size, support and annular location boss formula structure as an organic whole. Can improve the tight type of connection between back aircraft bonnet and the axle cavity through annular location boss to reduce noise at work, and can improve the accuracy of location when the installation of back aircraft bonnet.

In foretell servo motor for spinning machine equipment, the mainframe shell on still be equipped with a plurality of fixing bases, support portion and fixing base between wear to be equipped with the set screw. The leaning part leans against the main case to fix the main case and the rear hood through the fixing screws.

Compared with the prior art, this servo motor for textile machinery equipment's advantage lies in: the rotor has the advantages that the design is reasonable, the structure is simple, the casing is of an integrated structure, the production is convenient, the casing is closed in the axial direction, and the catkin can be effectively prevented from entering the shaft cavity to influence the work of the rotor; in addition, the rotor is installed through the rotor axial positioning structure, the stator is installed through the first positioning step, and the motor stator is convenient to install and high in efficiency.

Drawings

FIG. 1 is a cross-sectional view of the structure provided by the present invention;

FIG. 2 is an enlarged view of the point A provided by the present invention;

in the figure, a shaft cavity 1, a front casing 2, a main casing 3, a rear hood 4, a rotor 5, a stator 6, a first positioning step 7, a middle shaft part 8, a front shaft part 9, a rear shaft part 10, a first bearing 11, a second bearing 12, a second positioning step 13, a third positioning step 14, a rotor end positioning structure 15, an annular positioning groove 16, a third bearing 17, a plug-in type positioning structure 18, an annular positioning boss 19, a butting part 20, a fixed seat 21 and a fixing screw 22.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-2, the servo motor for textile machinery equipment comprises a housing having a shaft cavity 1, a fixing screw 22 housing comprising a front housing 2 and a main housing 3 which are circumferentially closed, a rear housing 4 detachably connected to a rear end of the fixing screw 22 main housing 3, and the front housing 2 and the main housing 3 integrally formed with each other, a rotor 5 and a stator 6 respectively arranged in the shaft cavity 1 of the fixing screw 22, a first positioning step 7 arranged on one side of the shaft cavity 1 of the fixing screw 22 close to the front housing 2, a stator 6 fixed on the fixing screw 22 and arranged on the first positioning step 7, the rotor 5 of the fixing screw 22 comprising a middle shaft part 8, a front shaft part 9 and a rear shaft part 10, the diameter of the middle shaft part 8 of the fixing screw 22 is larger than the diameters of the front shaft part 9 and the rear shaft part 10, a first bearing 11 positioned in the shaft cavity 1 is sleeved between the front shaft part 9 and the middle shaft part 8 of the, a second bearing 12 positioned on the rear hood 4 is sleeved between the rear shaft part 10 and the middle shaft part 8 of the fixing screw 22, and a rotor axial positioning structure is arranged between the shaft cavity 1 of the fixing screw 22 and the rear hood 4.

The front casing 2 and the main casing 3 are circumferentially closed, so that the rotor 5 can be prevented from being blocked and affecting the work due to the fact that flocks enter the shaft cavity 1; the stator 6 is installed in the shaft cavity 1 through the first positioning step 7, positioning can be completed only by directly placing the stator 6 on the first positioning step 7 during installation, and installation is convenient; when rotor 5 is installed, rotor 5 penetrates shaft cavity 1, then rear engine cover 4 is covered, axial positioning of first bearing 11 and second bearing 12 in shaft cavity 1 can be realized through rotor axial positioning structure, and installation efficiency is effectively improved.

Preferably, the axial positioning structure of the fixed screw 22 rotor includes a second positioning step 13 arranged in the shaft cavity 1 and a third positioning step 14 arranged on one side of the rear hood 4 facing the main chassis 3, the first bearing 11 of the fixed screw 22 is erected on the second positioning step 13, the second bearing 12 of the fixed screw 22 is erected on the third positioning step 14, the first bearing 11 and the second bearing 12 are positioned in the shaft cavity 1 through the second positioning step 13 and the third positioning step 14 respectively, the structure is reliable, before the rear hood is installed, the second bearing 12 is abutted against the third positioning step 14, and then the rotor 5 penetrates into the shaft cavity 1 to enable the first bearing 11 and the second positioning step 13 to complete the installation of the rotor 5.

Further, axle part 9 stretches out in preceding casing 2 before the fixed screw 22, and still be equipped with rotor tip location structure 15 before the fixed screw 22 between casing 2 and the preceding axle part 9, fixed screw 22 rotor tip location structure 15 is including seting up the annular positioning groove 16 on casing 2 in the front, axle part 9 stretches out in annular positioning groove 16 before the fixed screw 22, and is equipped with the third bearing 17 of cover locating preceding axle part 9 in the fixed screw 22 annular positioning groove 16, the outer lane of fixed screw 22 third bearing 17 leans on with annular positioning groove 16 inboard. Annular positioning groove 16 and third bearing 17 can lock the one end that rotor 5 stretched out in preceding casing 2, prevent the rotor off tracking to can reduce the friction that rotor 5 stretched out between end and preceding casing 2, improve pivoted smoothness nature.

The rear shaft 10 of the fixing screw 22 extends out of the rear hood 4, and a plug-in type positioning structure 18 is arranged between the rear hood 4 and the main case 3 of the fixing screw 22.

Furthermore, the plug-in type location structure 18 of the fixing screw 22 includes an annular location boss 19 arranged on one side of the rear hood 4 facing the axial cavity 1, the circumferential outer side of the annular location boss 19 of the fixing screw 22 abuts against the inner wall of the axial cavity 1, and an abutting portion 20 with a diameter larger than the diameter of the axial cavity 1 is further arranged on the rear hood 4 of the fixing screw 22, the abutting portion 20 and the annular location boss 19 are of an integrated structure, the connection tightness between the rear hood 4 and the axial cavity 1 can be improved through the annular location boss 19, so that the working noise is reduced, and the accuracy of location when the rear hood 4 is installed can be improved.

In addition, still be equipped with a plurality of fixing bases 21 on the fixed screw 22 host computer shell 3, fixed screw 22 wears to be equipped with fixed screw 22 between fixed screw 22 support portion 20 and the fixing base 21, supports to lean on with host computer shell 3 and supports to lean on through fixed screw 22 realization host computer shell 3 and the fixed of back aircraft bonnet 4 support portion 20.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the shaft cavity 1, the front housing 2, the main housing 3, the rear housing 4, the rotor 5, the stator 6, the first positioning step 7, the middle shaft portion 8, the front shaft portion 9, the rear shaft portion 10, the first bearing 11, the second bearing 12, the second positioning step 13, the third positioning step 14, the rotor end positioning structure 15, the annular positioning groove 16, the third bearing 17, the plug-in type positioning structure 18, the annular positioning boss 19, the abutting portion 20, the fixing seat 21, the fixing screw 22, and the like are used more frequently herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a servo motor for textile machinery equipment, is including the casing that has lumen (1), a serial communication port, the casing include circumference confined front chassis (2), mainframe shell (3), the rear end of mainframe shell (3) can dismantle and be connected with back aircraft bonnet (4), just front chassis (2) and mainframe shell (3) integrated into one piece, lumen (1) in be equipped with rotor (5) and stator (6) respectively, one side that lumen (1) is close to front chassis (2) be equipped with first location step (7), stator (6) mount establish on first location step (7), rotor (5) including well axial region (8), preceding axial region (9), back axial region (10), the diameter of well axial region (8) be greater than the diameter size of big or small preceding axial region (9) and back axial region (10), preceding axial region (9) and well axial region (8) between the cover be located lumen (1) first bearing size) 11) The rear shaft part (10) and the middle shaft part (8) are sleeved with a second bearing (12) located on the rear engine cover (4), and a rotor axial positioning structure is arranged between the shaft cavity (1) and the rear engine cover (4).

2. Servo-motor for textile machine equipment according to claim 1, characterized in that the rotor axial positioning structure comprises a second positioning step (13) arranged in the shaft cavity (1) and a third positioning step (14) arranged on the side of the rear hood (4) facing the main machine housing (3), the first bearing (11) is mounted on the second positioning step (13), and the second bearing (12) is mounted on the third positioning step (14).

3. Servo-motor for textile machinery equipment according to claim 2, characterized in that the front shaft part (9) protrudes from the front housing (2) and that a rotor end positioning structure (15) is provided between the front housing (2) and the front shaft part (9).

4. Servo-motor for textile machinery equipment according to claim 3, characterized in that the rotor end positioning structure (15) comprises an annular positioning groove (16) provided in the front housing (2), the front shaft part (9) protrudes from the annular positioning groove (16), and a third bearing (17) sleeved on the front shaft part (9) is provided in the annular positioning groove (16), and the outer ring of the third bearing (17) abuts against the inner side of the annular positioning groove (16).

5. Servo-motor for textile machine equipment according to claim 1, characterized in that the rear shaft part (10) protrudes from the rear hood (4), and that a plug-in positioning structure (18) is provided between the rear hood (4) and the main machine housing (3).

6. Servo motor for textile machinery equipment according to claim 5, characterized in that the plug-in positioning structure (18) comprises an annular positioning boss (19) arranged on the side of the rear hood (4) facing the shaft cavity (1), the circumferential outer side of the annular positioning boss (19) abuts against the inner wall of the shaft cavity (1), an abutting part (20) with a diameter larger than that of the shaft cavity (1) is further arranged on the rear hood (4), and the abutting part (20) and the annular positioning boss (19) are of an integrated structure.

7. Servo-motor for textile machinery equipment according to claim 6, characterized in that a plurality of fixing seats (21) are provided on the main machine housing (3), and a fixing screw (22) is inserted between the abutting portion (20) and the fixing seat (21).