CN213866581U

CN213866581U - Dustproof electric spindle of two shock attenuations

Info

Publication number: CN213866581U
Application number: CN202022260514.4U
Authority: CN
Inventors: 钱南安; 王曰亮; 侯小欢
Original assignee: Linhai City Weite Machinery Co ltd
Current assignee: Linhai City Weite Machinery Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-08-03
Anticipated expiration: 2030-10-12

Abstract

The utility model discloses a dustproof electric spindle of two shock attenuations relates to spinning machine technical field, and its technical scheme main points are: the motor comprises a main body, an end cover and a rotating shaft, wherein the end cover is fixed at one end of the main body and is provided with a mounting hole; a first bearing and a second bearing are arranged on the rotating shaft at intervals, a first damping part is arranged on the outer ring of the first bearing and connected with the inside of the main body, a second damping part is arranged on the outer ring of the second bearing and connected with the end cover; the dustproof assembly is arranged between the end cover and the tray and can isolate external dust from entering the mounting hole. Vibration generated in the rotating process of the rotating shaft is absorbed by the first damping piece and the second damping piece, so that the noise reduction effect is realized; simultaneously, the dustproof assembly arranged on the end cover is used for isolating external dust from entering the mounting hole, and the service life of the second bearing is effectively prolonged.

Description

Dustproof electric spindle of two shock attenuations

Technical Field

The utility model relates to a textile machinery technical field, in particular to dustproof electric spindle of two shock attenuations.

Background

Electric spindles are commonly used for winding yarns, i.e. for driving a yarn bobbin or a bobbin to rotate, so as to wind and form the yarns on the outer wall of the yarn bobbin or the bobbin.

At present, the electric spindle can produce the noise in the use, and a plurality of electric spindles in the weaving workshop noise during simultaneous working is bigger, and the staff works in this operational environment for a long time, influences staff's health easily.

The electric spindle comprises a motor and a rotating shaft, and in order to avoid abrasion between the rotating shaft and the motor, a bearing is usually arranged at the contact position of the rotating shaft and the motor; and the dust gets into the inside inner bearing of motor, directly influences its life.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a dustproof electric spindle of two shock attenuations, it has the better advantage of noise reduction effect.

The above technical purpose of the present invention can be achieved by the following technical solutions: a double-damping dustproof electric spindle comprises a motor, a tray and a dustproof assembly, wherein the motor comprises a main body, an end cover and a rotating shaft, the end cover is fixed at one end of the main body and provided with a mounting hole, a first end of the rotating shaft is rotatably arranged in the main body, and a second end of the rotating shaft penetrates through the mounting hole and is connected with the tray; a first bearing and a second bearing are arranged on the rotating shaft at intervals, a first damping part is arranged on the outer ring of the first bearing and connected with the inside of the main body, a second damping part is arranged on the outer ring of the second bearing and connected with the end cover; the dustproof assembly is arranged between the end cover and the tray and can isolate external dust from entering the mounting hole.

According to the technical scheme, the yarn drum is detachably fixed on the tray, after the motor main body is electrified, the main body drives the rotating shaft to rotate, so that the yarn drum on the tray is indirectly driven to rotate, the first bearing is arranged in the main body through the first damping piece, the second bearing is connected with the end cover through the second damping piece, and vibration generated in the rotating process of the rotating shaft can be absorbed by the first damping piece and the second damping piece, so that vibration generated between the rotating shaft and the main body and between the rotating shaft and the end cover is reduced, and the noise reduction effect is realized; simultaneously, the dustproof assembly that sets up on the end cover is used for completely cutting off external dust and gets into the mounting hole to guarantee that bearing two is difficult to damage because of external dust, and then prolong bearing two's life.

Preferably, a limiting groove is formed in the main body, and the first damping piece is arranged in the limiting groove.

Through above-mentioned technical scheme, spacing groove is spacing to damper to the first end of guaranteeing the pivot is difficult to take place to rock or swing at the rotation in-process of pivot.

Preferably, one of the damping parts comprises a first damping sleeve, a plurality of first supporting protrusions are circumferentially arranged at one end of the first damping sleeve, the first supporting protrusions are used for abutting against the bottom of the limiting groove, the first damping sleeve is provided with a first fixing hole for mounting a bearing, a first flange is arranged in the first fixing hole and is close to one side of the first supporting protrusion, and a plurality of first deformation grooves are circumferentially arranged on the hole wall of the first fixing hole.

Through the technical scheme, the first bearing is installed in the first fixing hole, one end of the first bearing is abutted against the first flange, the first damping sleeve is extruded towards the direction of the central axis of the first fixing hole, the first damping sleeve is installed in the limiting groove after being reduced and deformed, and the first damping sleeve can be installed in the limiting groove after a plurality of deformation grooves are reduced.

Preferably, the end cover is provided with a yielding hole communicated with the mounting hole, the hole wall of the yielding hole is expanded to form a mounting groove, and the second damping piece is arranged in the mounting groove.

Through above-mentioned technical scheme, the second end of pivot passes hole, bearing two, mounting groove of stepping down in proper order, packs damping part two into the mounting groove again in to guarantee that the pivot is difficult to take place to rock or swing at the rotation in-process.

Preferably, the damping piece II comprises a damping sleeve II, a plurality of supporting protrusions II are circumferentially arranged at one end of the damping sleeve II and used for tightly abutting against the side wall of the mounting groove, the damping sleeve II is provided with a fixing hole II for mounting the bearing II, a flange II is arranged in the fixing hole II and close to one side of the supporting protrusion II, and a plurality of deformation grooves II are circumferentially arranged on the hole wall of the fixing hole II.

Through the technical scheme, the second bearing is arranged in the second fixing hole, one end of the second bearing is abutted against the second flange, and the second damping sleeve is extruded in the direction of the central axis of the second fixing hole, so that the second damping sleeve is reduced and deformed and then is arranged in the mounting groove, namely the second deformation grooves are reduced, and therefore the second damping sleeve can be arranged in the mounting groove in the yielding hole, and the limitation of the mounting groove on the second damping sleeve is completed.

Preferably, the lower end face of the tray is provided with a yielding groove; dustproof subassembly includes bounding wall and dust ring, the bounding wall set up in the end cover is close to the terminal surface of tray, just the upper end of bounding wall stretches into the inslot of stepping down, the dust ring cover is located in the pivot, just the dust ring is located in the bounding wall and can with the mounting hole covers.

According to the technical scheme, the enclosing plate is arranged between the tray and the end cover, and the end part of the enclosing plate extends into the abdicating groove, so that external sundries or dust can be effectively prevented from entering the mounting hole; simultaneously, the outer wall cover of pivot is equipped with the dust ring, and the dust ring will be installed and cover, further reduces the probability that external dust got into the mounting hole.

Preferably, set up on the end cover with the coaxial groove of dodging of mounting hole, it is used for the confession to dodge the groove the dust ring stretches into, the internal diameter of dodging the groove is greater than the external diameter of dust ring, just the tank bottom of dodging the groove with distance between the dust ring is greater than zero.

Through the technical scheme, the pivot outer wall is located to the dust ring cover, the pivot alright drive the dust ring and rotate, because the tip of pivot stretches into and dodges the inslot, and dodge the internal diameter in groove and be greater than the external diameter of dust ring, dodge and have the interval between groove and the dust ring, therefore the dust ring follows pivot pivoted in-process, the dust ring can not take place wearing and tearing with the end cover, can cover the mounting hole again simultaneously, thereby the dustproof effect of dust ring has been increased, in addition, the pivoted dust ring also can throw away dust or debris on the dust ring, dustproof effect has further been increased.

Preferably, the end part of the coaming extending into the yielding groove is provided with a flange, the flange is positioned in the yielding groove, and the outer diameter of the flange is smaller than the inner diameter of the yielding groove.

Through the technical scheme, the flanging arranged on the enclosing plate further isolates dust or sundries outside the mounting hole, so that the influence of the external dust or sundries on the bearing II is effectively avoided.

Preferably, the flange is bent toward one side of the tray.

Through the technical scheme, the flanging is bent towards the receding groove, so that the difficulty of external sundries or dust entering the mounting hole is further increased, and the service life of the second bearing is ensured.

Drawings

FIG. 1 is a schematic view of the full-section structure of the embodiment;

FIG. 2 is a schematic view of the full-section structure of the end cap in the embodiment;

FIG. 3 is a schematic structural diagram of a first damping member in the embodiment;

FIG. 4 is a cross-sectional view of section A-A of FIG. 3;

FIG. 5 is a schematic view of a full-section structure of a second damper in the embodiment;

FIG. 6 is a partial cross-sectional schematic view of an embodiment.

Reference numerals: 100. a motor; 110. a main body; 111. a limiting groove; 120. an end cap; 121. mounting holes; 122. a hole of abdication; 123. mounting grooves; 124. an avoidance groove; 130. a rotating shaft; 131. a first end; 132. a second end; 200. a tray; 210. a yielding groove; 300. a dust-proof assembly; 310. enclosing plates; 311. flanging; 320. a dust ring; 400. a first bearing; 500. a second bearing; 600. a first damping part; 610. a first damping sleeve; 611. a first supporting bulge; 612. a first fixing hole; 613. a first flange; 614. a deformation groove I; 700. a second damping part; 710. a second damping sleeve; 711. a second supporting bulge; 712. a second fixing hole; 713. a second flange; 714. and a second deformation groove.

Detailed Description

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

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

A double-shock-absorption dustproof electric spindle, as shown in fig. 1 to 6, comprising a motor 100, a tray 200 and a dustproof assembly 300, wherein the motor 100 comprises a main body 110, an end cover 120 and a rotating shaft 130, the end cover 120 is fixed at one end of the main body 110, the end cover 120 is provided with a mounting hole 121, a first end 131 of the rotating shaft 130 is rotatably disposed in the main body 110, and a second end 132 of the rotating shaft 130 penetrates through the mounting hole 121 and is connected with the tray 200; the first bearing 400 and the second bearing 500 are arranged on the rotating shaft 130 at intervals, the first damping member 600 is arranged on the outer ring of the first bearing 400, the first damping member 600 is connected with the inside of the main body 110, the second damping member 700 is arranged on the outer ring of the second bearing 500, and the second damping member 700 is connected with the end cover 120; the dust-proof assembly 300 is disposed between the end cap 120 and the tray 200, and the dust-proof assembly 300 can isolate external dust from entering the mounting hole 121.

A limiting groove 111 is formed in the main body 110, and the first shock absorbing member 600 is disposed in the limiting groove 111.

The first damping member 600 comprises a first damping sleeve 610, the first damping sleeve 610 is preferably made of soft rubber materials, a plurality of supporting protrusions 611 are arranged at intervals in the circumferential direction at one end of the first damping sleeve 610, the supporting protrusions 611 are used for abutting against the groove bottom of the limiting groove 111, the first damping sleeve 610 is provided with a first fixing hole 612 for mounting the bearing 400, a first flange 613 is arranged in the first fixing hole 612, the first flange 613 is close to one side of the supporting protrusions 611, and a plurality of deformation grooves 614 are formed in the circumferential direction of the hole wall of the first fixing hole 612.

The end cover 120 is provided with a yielding hole 122 communicated with the mounting hole 121, the hole wall of the yielding hole 122 is expanded in diameter to form a mounting groove 123, and the second damping piece 700 is arranged in the mounting groove 123.

The second shock absorption member 700 comprises a second shock absorption sleeve 710, the second shock absorption sleeve 710 is preferably made of soft rubber materials, a plurality of supporting protrusions 711 are circumferentially arranged at intervals at one end of the second shock absorption sleeve 710, the supporting protrusions 711 are used for abutting against the side wall of the installation groove 123, the second shock absorption sleeve 710 is provided with a second fixing hole 712 for installing the second bearing 500, a second flange 713 is arranged in the second fixing hole 712, the second flange 713 is close to one side of the second supporting protrusion 711, and a plurality of deformation grooves 714 are circumferentially formed in the hole wall of the second fixing hole 712.

The second shock absorbing member 700 and the first shock absorbing member 600 have the same structure, and the second shock absorbing member 700 or the first shock absorbing member 600 with different sizes can be selected according to actual needs.

The lower end surface of the tray 200 is provided with a abdicating groove 210; the dustproof assembly 300 includes a surrounding plate 310 and a dustproof ring 320, the surrounding plate 310 is annular, the surrounding plate 310 is integrally formed on the end face of the end cover 120 close to the tray 200, the upper end of the surrounding plate 310 extends into the abdicating groove 210, the dustproof ring 320 is sleeved on the rotating shaft 130, and the dustproof ring 320 is located in the surrounding plate 310 and can cover the mounting hole 121.

The cover plate is provided with an avoiding groove 124 coaxial with the mounting hole 121, the avoiding groove 124 is used for the dust ring 320 to extend into, the inner diameter of the avoiding groove 124 is larger than the outer diameter of the dust ring 320, and the distance between the groove bottom of the avoiding groove 124 and the dust ring 320 is larger than zero.

Preferably, the end of the surrounding plate 310 extending into the receding groove 210 is provided with a flange 311, the flange 311 is located in the receding groove 210, and the outer diameter of the flange 311 is smaller than the inner diameter of the receding groove 210. The flange 311 is bent toward one side of the tray 200, and specifically, the flange 311 is bent toward the inside of the receding groove 210.

The working principle of the double-damping dustproof electric spindle is as follows:

the bobbin is put on the tray 200, and after the motor 100 is electrified, the rotating shaft 130 can drive the tray 200 to rotate; during the rotation of the shaft 130, the tray 200 drives the inner ring of the first bearing 400 and the inner ring of the second bearing 500 to rotate synchronously, and the vibration generated by the shaft 130 is absorbed by the first damping sleeve 610 and the second damping sleeve 710, thereby reducing the noise generated during the rotation of the shaft 130.

The surrounding plate 310 and the flanging 311 are matched to separate external dust or sundries from the mounting hole 121, the dust ring 320 covers the mounting hole 121, meanwhile, the rotating dust ring 320 can throw out the sundries or dust inadvertently entering the surrounding plate 310, so that the external dust or sundries are difficult to enter the second bearing 500 through the mounting hole 121, the second bearing 500 is damaged or the service life of the second bearing 500 is shortened, and the purpose of good noise reduction effect of the electric spindle is achieved.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention, which is defined by the appended claims.

Claims

1. The utility model provides a dustproof electric spindle of two shock attenuations which characterized in that: the motor comprises a motor (100), a tray (200) and a dustproof assembly (300), wherein the motor (100) comprises a main body (110), an end cover (120) and a rotating shaft (130), the end cover (120) is fixed at one end of the main body (110), a mounting hole (121) is formed in the end cover (120), a first end (131) of the rotating shaft (130) is rotatably arranged in the main body (110), and a second end (132) of the rotating shaft (130) penetrates through the mounting hole (121) and is connected with the tray (200); the rotating shaft (130) is provided with a first bearing (400) and a second bearing (500) at intervals, the outer ring of the first bearing (400) is provided with a first damping part (600), the first damping part (600) is connected with the inside of the main body (110), the outer ring of the second bearing (500) is provided with a second damping part (700), and the second damping part (700) is connected with the end cover (120); the dustproof assembly (300) is arranged between the end cover (120) and the tray (200), and the dustproof assembly (300) can isolate external dust from entering the mounting hole (121).

2. The dual shock-absorbing dustproof electric spindle according to claim 1, characterized in that: a limiting groove (111) is formed in the main body (110), and the first damping piece (600) is arranged in the limiting groove (111).

3. The dual shock-absorbing dustproof electric spindle according to claim 2, characterized in that: the first damping piece (600) comprises a first damping sleeve (610), a plurality of first supporting protrusions (611) are arranged at one end of the first damping sleeve (610) in the circumferential direction, the first supporting protrusions (611) are used for abutting against the groove bottom of the limiting groove (111), the first damping sleeve (610) is provided with a first fixing hole (612) for mounting the first bearing (400), a first flange (613) is arranged in the first fixing hole (612), the first flange (613) is close to one side of the first supporting protrusions (611), and a plurality of first deformation grooves (614) are formed in the circumferential direction of the hole wall of the first fixing hole (612).

4. The dual shock-absorbing dustproof electric spindle according to claim 1, characterized in that: the end cover (120) is provided with a yielding hole (122) communicated with the mounting hole (121), the hole wall of the yielding hole (122) is expanded in diameter to form a mounting groove (123), and the second damping piece (700) is arranged in the mounting groove (123).

5. The dual shock-absorbing dustproof electric spindle according to claim 4, characterized in that: the second damping piece (700) comprises a second damping sleeve (710), a plurality of second supporting protrusions (711) are circumferentially arranged at one end of the second damping sleeve (710), the second supporting protrusions (711) are used for abutting against the side wall of the mounting groove (123), the second damping sleeve (710) is provided with a second fixing hole (712) for mounting the second bearing (500), a second flange (713) is arranged in the second fixing hole (712), the second flange (713) is close to one side of the second supporting protrusions (711), and a plurality of second deformation grooves (714) are circumferentially formed in the hole wall of the second fixing hole (712).

6. The dual shock-absorbing dustproof electric spindle according to claim 1, characterized in that: the lower end face of the tray (200) is provided with a yielding groove (210); dustproof subassembly (300) include bounding wall (310) and dust ring (320), bounding wall (310) set up in end cover (120) are close to the terminal surface of tray (200), just the upper end of bounding wall (310) stretches into in the groove of stepping down (210), dust ring (320) cover is located on pivot (130), just dust ring (320) are located in bounding wall (310) and can with mounting hole (121) cover.

7. The dual shock-absorbing dustproof electric spindle according to claim 6, characterized in that: offer on end cover (120) with coaxial dodging groove (124) of mounting hole (121), dodge groove (124) and be used for supplying dust ring (320) stretch into, the internal diameter of dodging groove (124) is greater than the external diameter of dust ring (320), just the tank bottom of dodging groove (124) with distance between dust ring (320) is greater than zero.

8. The dual shock-absorbing dustproof electric spindle according to claim 6, characterized in that: the end part of the abdicating groove (210) is provided with a flanging (311) in the enclosing plate (310), the flanging (311) is positioned in the abdicating groove (210), and the outer diameter of the flanging (311) is smaller than the inner diameter of the abdicating groove (210).

9. The dual shock-absorbing dustproof electric spindle according to claim 8, characterized in that: the flanging (311) is bent towards one side of the tray (200).