CN210898771U - Vibration-damping motor of household sewing machine - Google Patents
Vibration-damping motor of household sewing machine Download PDFInfo
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- CN210898771U CN210898771U CN201922115759.5U CN201922115759U CN210898771U CN 210898771 U CN210898771 U CN 210898771U CN 201922115759 U CN201922115759 U CN 201922115759U CN 210898771 U CN210898771 U CN 210898771U
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Abstract
The utility model provides a domestic sewing machine damping motor, which comprises a housin, the front end housing is installed to the casing front end, the rear end housing is installed to the casing rear end, the axle is installed to casing axle center, the damping piece is installed to the casing bottom, the casing is close to domestic sewing machine side portion and installs the damping piece, be connected with the connecting plate on the front end housing, be provided with damping pad one between front end housing and the connecting plate, the connecting plate other end is connected with domestic sewing machine, be provided with damping pad two between connecting plate and the domestic sewing machine, the casing outside is provided with damping cotton one, the inside damping cotton two that is provided with of casing. The utility model discloses this kind of domestic sewing machine damping motor, simple structure, design benefit reduces the frequency and the noise of motor vibration, reduces the amplitude of motor about, the three direction of axial, about, the vibration of absorbing motor about, the three direction of axial, and the damping is effectual, reduces to connect not hard up, reduces wearing and tearing, improves work precision and efficiency, increase of service life.
Description
Technical Field
The utility model relates to the technical field of motors, in particular to domestic sewing machine damping motor.
Background
With the development of society, more and more families begin to do clothes by themselves, the individual garment processing industry develops gradually, and the frequency of use of the household sewing machine is higher and higher. The household sewing machine integrates functions of straight line sewing, zigzag sewing, buttonhole sewing and the like, generally adopts manual driving (pedal and hand-operated transmission), and people need to add a household sewing machine motor to the household sewing machine in order to improve the working efficiency and the quality. And in the use of the motor of the household sewing machine, the motor can vibrate easily in all directions, the larger vibration can generate noise, the vibration can also lead the connection between the motor and the household sewing machine to be gradually loosened, the abrasion is increased, the working precision is reduced, the service life of the motor is shortened, and the normal use of the household sewing machine is influenced.
The general vibration-proof structure of the motor only prevents the vibration of the motor in a single direction, and the vibration of other directions is still caused, so that the vibration-proof effect is poor.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of current research, the utility model provides a domestic sewing machine damping motor of this kind, simple structure, design benefit reduces the frequency and the noise of motor vibration, reduces the amplitude of motor about, the three direction of axial, about, the vibration of the three direction of axial about, the absorption motor, the damping is effectual, reduces to connect not hard up, reduces wearing and tearing, improves work precision and efficiency, increase of service life. In order to achieve the above-mentioned functions, the above technical problems of the present invention can be solved mainly by the following technical solutions:
the utility model provides a domestic sewing machine damping motor, which comprises a housin, the front end housing is installed to the casing front end, the rear end housing is installed to the casing rear end, the axle is installed to casing axle center, the damping piece is installed to the casing bottom, the casing is close to domestic sewing machine side portion and installs the damping piece, be connected with the connecting plate on the front end housing, be provided with damping pad one between front end housing and the connecting plate, the connecting plate other end is connected with domestic sewing machine, be provided with damping pad two between connecting plate and the domestic sewing machine, the casing outside is provided with damping cotton one, the inside damping cotton two that is provided with of casing.
Furthermore, a first connecting hole is formed in the first vibration damping pad, and the connecting plate penetrates through the first connecting hole through a connecting bolt to be adjustably and fixedly connected with the front end cover; the second damping pad is provided with a second connecting hole, and the connecting plate penetrates through the second connecting hole through a connecting bolt to be fixedly connected with the household sewing machine in an adjustable mode.
Furthermore, the first damping pad is concave, and the second damping pad is rectangular. The first connecting hole is an elongated arc-shaped hole, and the second connecting hole is an elongated circular hole, so that connecting bolts at two ends of the connecting plate have a certain adjustable range in the connecting holes.
Furthermore, the first vibration damping pad and the second vibration damping pad are rubber pads with uneven surfaces.
Furthermore, the vibration damping piece comprises a conical spiral vibration damping elastic sleeve, a hollow connecting column is arranged in the middle of the conical spiral vibration damping elastic sleeve, and a spring is sleeved outside the hollow connecting column. The vibration damping piece adopts the dual damping of spiral damping elastic sleeve and spring, and the damping effect is good.
Furthermore, the upper part in the hollow connecting column is provided with threads.
Furthermore, a threaded hole is formed in the position, connected with the shell, of the vibration damping piece, and the vibration damping piece is connected with the shell through a connecting screw rod.
Furthermore, the connecting screw rod is connected with the upper part of the hollow connecting column.
Further, the damping piece is made of rubber.
Further, the number of the vibration damping members is 2 to 3.
When the vibration reduction motor of the household sewing machine operates, the vibration reduction cotton is arranged in the shell and used for absorbing vibration and noise generated in the motor, and the vibration reduction cotton is arranged outside the shell and used for further absorbing the vibration and noise generated in and out of the motor.
Because the casing bottom is provided with the damping piece, be the flexonics between casing bottom and the domestic sewing machine's the bottom plate, toper spiral shell, hollow joint post, the spring in the damping piece when the motor takes place to vibrate, toper spiral shell, hollow joint post material are rubber, and the spring is elastomeric element, along with the upper and lower vibration of motor, toper spiral shell, hollow joint post, spring can extend along with the rising of motor, descend and compress to can slow down the upper and lower direction vibration amplitude, absorb the vibration of upper and lower direction. Because the casing is provided with the damping piece with being close to domestic sewing machine side part, be flexible contact between motor lateral part and the domestic sewing machine, the toper spiral shell in the damping piece, hollow joint post, the spring is when the motor takes place the vibration, toper spiral shell, hollow joint post material are rubber, and the spring is elastomeric element, along with the vibration about the motor, toper spiral shell, hollow joint post, the spring can be along with the motor moves right and extends, move left and compress, thereby can slow down left right direction vibration amplitude, the absorptive left and right direction vibration.
The vibration damping piece not only has the effect of vibration damping, but also plays the role of supporting the motor, and the bottom and the side part of the motor are not in a suspended state, so that the vibration frequency of the motor is greatly reduced.
The vibration damping piece is an elastic piece and can adapt to the distance between the bottom of the motor and the sewing machine and the distance between the side of the motor and the sewing machine within a certain range.
One end of the connecting plate is connected with the front end cover of the motor, the other end of the connecting plate is connected with the household sewing machine, a first damping pad is arranged between the connecting plate and the front end cover, and a second damping pad is arranged between the connecting plate and the household sewing machine, so that the connecting plate is flexibly connected with the front end cover of the motor and the household sewing machine, the vibration of the motor in the axial direction is reduced, and the vibration of the motor driving the connecting plate and the influence on the household sewing machine are reduced.
The beneficial effects of the utility model.
1. The utility model discloses this kind of domestic sewing machine damping motor, simple structure for there are support and flexonics in motor and domestic sewing machine's bottom and lateral part, thereby reduce the frequency of motor vibration, reduce the motor about, about the amplitude, slow down about, the vibration about the motor.
2. The utility model discloses a connecting plate both ends among this kind of domestic sewing machine damping motor set up the damping pad between being connected with motor and domestic sewing machine respectively for be connected for flexible connection between the front end housing of connecting plate and motor, the domestic sewing machine, slow down the motor at axial vibration, reduce the motor and drive the vibration of connecting plate and to the influence of domestic sewing machine.
3. The utility model discloses be provided with the cotton two of damping in this kind of domestic sewing machine damping motor's the casing, the spare part produces vibration and noise in the absorption motor, and the casing is provided with the cotton one of damping outward and makes the casing further slow down the vibration and the noise around the inside and outside of motor.
4. The utility model discloses this kind of domestic sewing machine damping motor, simple structure, design benefit reduces the frequency and the noise of motor vibration, reduces the amplitude of motor about, the three direction of axial, about, the vibration of absorbing motor about, the three direction of axial, and the damping is effectual, reduces to connect not hard up, reduces wearing and tearing, improves work precision and efficiency, increase of service life.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 these drawings without creative efforts.
FIG. 1 is a schematic structural view of a damping motor of the domestic sewing machine of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1 taken above the damping member;
fig. 3 is a schematic structural view of a vibration-proof member in the present invention;
FIG. 4 is a schematic structural view of a first damping pad of the present invention;
fig. 5 is a schematic structural view of the second middle damping pad of the present invention.
In the figure: 1. a housing; 2. a front end cover; 3. a vibration damping member; 31. a conical spiral vibration-damping elastic sleeve; 32. a hollow connecting cylinder; 33. a spring; 3. a vibration damping member; 4. a connecting plate; 5. a first damping pad; 51. a first connecting hole; 6. a second damping pad; 61. A second connecting hole; 7. damping cotton I; 8. and a second damping cotton.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.
As shown in fig. 1 to 5, the vibration damping motor for a home sewing machine in the embodiment includes a housing 1, a front end cover 2 is installed at the front end of the housing 1, a rear end cover is installed at the rear end of the housing 1, a shaft is installed in the shaft center of the housing 1, a vibration damping member 3 is installed at the bottom of the housing 1, the vibration damping member 3 is installed at the side of the housing 1 close to the home sewing machine, a connecting plate 4 is connected to the front end cover 2, a first vibration damping pad 5 is arranged between the front end cover 2 and the connecting plate 4, the other end of the connecting plate 4 is connected to the home sewing machine, a second vibration damping pad 6 is arranged between the connecting plate 4 and the home sewing machine, a first vibration damping.
The damping pad I5 is provided with a connecting hole I51, and the connecting plate 4 penetrates through the connecting hole I51 through a connecting bolt to be adjustably and fixedly connected with the front end cover 2; the second damping pad 6 is provided with a second connecting hole 61, and the connecting plate 4 penetrates through the second connecting hole 61 through a connecting bolt to be fixedly connected with the household sewing machine in an adjustable mode.
The first damping pad 5 is concave, and the second damping pad 6 is rectangular. The first connecting hole 51 is a long arc-shaped hole, and the second connecting hole 61 is a long circular hole, so that connecting bolts at two ends of the connecting plate 4 have a certain adjustable range in the connecting holes.
The first vibration damping pad 5 and the second vibration damping pad 6 are rubber pads with uneven surfaces.
The damping piece 3 comprises a conical spiral damping elastic sleeve 31, a hollow connecting column 32 is arranged in the middle of the conical spiral damping elastic sleeve 31, and a spring 33 is sleeved outside the hollow connecting column 32. The vibration damping piece 3 adopts the double vibration damping of the spiral vibration damping elastic sleeve 31 and the spring 33, and the vibration damping effect is good.
The hollow connecting column 32 is provided with threads at the upper inner part.
The position that damping piece 3 and casing 1 are connected is provided with the screw hole, and damping piece 3 passes through connecting screw with casing 1 and is connected.
The connecting screw is connected with the upper part of the hollow connecting column 32.
The damping piece 3 is made of rubber.
The number of the damping members 3 is 2-3.
The utility model discloses a theory of operation and process.
As shown in fig. 1-5, when the vibration-damping motor of the household sewing machine is in operation, the second vibration-damping cotton 8 is arranged inside the housing 1 for absorbing vibration and noise generated inside the motor, and the first vibration-damping cotton 7 is arranged outside the housing 1 for further absorbing vibration and noise generated inside and outside the motor.
Because the bottom of the shell 1 is provided with the vibration damping part 3, the bottom of the shell 1 is in flexible contact with a bottom plate of the household sewing machine, the conical spiral sleeve 31, the hollow connecting column 32 and the spring 33 in the vibration damping part 3 are made of rubber when the motor vibrates, the conical spiral sleeve 31 and the hollow connecting column 32 are made of rubber, the spring 33 is an elastic component, along with the up-and-down vibration of the motor, the conical spiral sleeve 31, the hollow connecting column 32 and the spring 33 can extend along with the rising of the motor and compress along with the falling, so that the up-and-down vibration amplitude of a Y shaft can be reduced, and the up-and-down vibration can be. Because casing 1 is provided with damping piece 3 with being close to domestic sewing machine side part, be flexible contact between motor lateral part and the domestic sewing machine, conical spiral shell 31 in damping piece 3, hollow spliced pole 32, spring 33 when the motor takes place to vibrate, conical spiral shell 31, hollow spliced pole 32 material are rubber, and spring 33 is elastomeric element, along with the vibration about the motor, conical spiral shell 21, hollow spliced pole 22, spring 23 can be along with the motor is the extension of motion right, the motion left compresses, thereby can slow down left and right direction vibration range, the absorptive left and right direction vibration.
The vibration damping piece 3 not only has the vibration damping effect, but also has the effect of supporting the motor, and the bottom and the side part of the motor are not in a suspended state, so that the vibration frequency of the motor is greatly reduced.
The damping piece 3 is an elastic piece which can adapt to the distance between the bottom of the motor and the sewing machine and between the side of the motor and the sewing machine in a certain range.
And the one end of connecting plate 4 is connected with the front end housing 2 of motor, and the other end is connected with domestic sewing machine, is provided with damping pad one 5 between connecting plate 4 and the front end housing 2, is provided with damping pad two 6 between connecting plate 4 and the domestic sewing machine for the connecting plate 4 is flexible connection with the front end housing 2 of motor, the connection between the domestic sewing machine, slows down the vibration of motor in axial direction, reduces the vibration that the motor drove connecting plate 4 and the influence to domestic sewing machine.
The damping motor for the household sewing machine is simple in structure, the motor is supported and flexibly connected with the bottom and the side of the household sewing machine, the vibration frequency of the motor is reduced, the vertical and horizontal vibration amplitude of the motor is reduced, and the vertical and horizontal vibration of the motor is reduced.
The damping pad is arranged between the two ends of the connecting plate 4 in the damping motor of the household sewing machine and the connection between the motor and the household sewing machine respectively, so that the connection between the connecting plate 4 and the front end cover 2 of the motor and the connection between the connecting plate and the household sewing machine are in flexible connection, the vibration of the motor in the axial direction is reduced, and the vibration of the motor driving the connecting plate 4 and the influence on the household sewing machine are reduced.
The shell 1 of the damping motor of the household sewing machine is internally provided with a damping cotton II 8 which absorbs vibration and noise generated by parts in the motor, and the shell 1 is externally provided with a damping cotton I7 which enables the shell 1 to further reduce the vibration and noise around the inside and the outside of the motor.
The vibration reduction motor for the household sewing machine has the advantages of simple structure, ingenious design, reduction of the vibration frequency and the noise of the motor, reduction of the vibration amplitude of the motor in the vertical, the left and the right and the axial directions, absorption of the vibration of the motor in the vertical, the left and the right and the axial directions, good vibration reduction effect, reduction of connection looseness, reduction of abrasion, improvement of working precision and efficiency and prolonging of service life.
While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.
Claims (10)
1. The utility model provides a domestic sewing machine damping motor, includes casing (1), front end housing (2) are installed to casing (1) front end, the rear end cap is installed to casing (1) rear end, casing (1) axle center portion installs axle, its characterized in that: damping piece (3) are installed to casing (1) bottom, casing (1) is close to domestic sewing machine lateral part and installs damping piece (3), be connected with connecting plate (4) on front end housing (2), be provided with damping pad (5) between front end housing (2) and connecting plate (4), connecting plate (4) other end is connected with domestic sewing machine, be provided with damping pad two (6) between connecting plate (4) and the domestic sewing machine, casing (1) outside is provided with damping cotton (7), casing (1) inside is provided with damping cotton two (8).
2. A vibration damping motor for a home sewing machine according to claim 1, wherein: the damping pad I (5) is provided with a connecting hole I (51), and the connecting plate (4) penetrates through the connecting hole I (51) through a connecting bolt to be adjustably and fixedly connected with the front end cover (2); and a second connecting hole (61) is formed in the second damping pad (6), and the connecting plate (4) penetrates through the second connecting hole (61) through a connecting bolt to be fixedly connected with the household sewing machine in an adjustable mode.
3. A vibration damping motor for a home sewing machine according to claim 2, wherein: the damping pad I (5) is concave, the damping pad II (6) is rectangular, the connecting hole I (51) is a long circular arc-shaped hole, and the connecting hole II (61) is a long circular hole.
4. A vibration damping motor for a home sewing machine according to claim 1, wherein: the first vibration damping pad (5) and the second vibration damping pad (6) are rubber pads with uneven surfaces.
5. A vibration damping motor for a home sewing machine according to claim 1, wherein: the damping piece (3) comprises a conical spiral damping elastic sleeve (31), a hollow connecting column (32) is arranged in the middle of the conical spiral damping elastic sleeve (31), and a spring (33) is sleeved outside the hollow connecting column (32).
6. A vibration damping motor for a home sewing machine according to claim 5, wherein: the upper part in the hollow connecting column (32) is provided with threads.
7. A vibration damping motor for a home sewing machine according to claim 6, wherein: the vibration damping device is characterized in that a threaded hole is formed in the position where the vibration damping piece (3) is connected with the shell (1), and the vibration damping piece (3) is connected with the shell (1) through a connecting screw rod.
8. A vibration damping motor for a home sewing machine according to claim 7, wherein: the connecting screw rod is connected with the upper part of the hollow connecting column (32).
9. A vibration damping motor for a home sewing machine according to claim 5, wherein: the damping piece (3) is made of rubber.
10. A vibration damping motor for a home sewing machine according to claim 1, wherein: the number of the vibration damping pieces (3) is 2-3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922115759.5U CN210898771U (en) | 2019-11-29 | 2019-11-29 | Vibration-damping motor of household sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922115759.5U CN210898771U (en) | 2019-11-29 | 2019-11-29 | Vibration-damping motor of household sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210898771U true CN210898771U (en) | 2020-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922115759.5U Active CN210898771U (en) | 2019-11-29 | 2019-11-29 | Vibration-damping motor of household sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210898771U (en) |
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2019
- 2019-11-29 CN CN201922115759.5U patent/CN210898771U/en active Active
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