CN207003000U - The winding mechanism of sewing machine - Google Patents
The winding mechanism of sewing machine Download PDFInfo
- Publication number
- CN207003000U CN207003000U CN201720457040.8U CN201720457040U CN207003000U CN 207003000 U CN207003000 U CN 207003000U CN 201720457040 U CN201720457040 U CN 201720457040U CN 207003000 U CN207003000 U CN 207003000U
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- China
- Prior art keywords
- drive
- sewing machine
- electronically controlled
- motor shaft
- controlled housing
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Abstract
The utility model belongs to sewing machine technique field, refers in particular to a kind of winding mechanism of sewing machine.Motor is installed in sewing machine electronically controlled housing, the first drive fixed support is provided with sewing machine electronically controlled housing, the first drive is rotatablely equipped with the first drive fixed support, the wheel face of the first drive side is close to the motor shaft sleeve side wall of motor；The wheel face of first drive opposite side is close to the wheel face of the second drive, and the second drive is rotatably installed in sewing machine electronically controlled housing, and the rotating shaft in the second drive center stretches out sewing machine electronically controlled housing and forms roll.First drive and the second drive play the effect of deceleration so that the rotating speed of roll can be reduced accordingly, improve the stability of peg or spindle；Second drive is not direct to be contacted with motor shaft sleeve so that fluctuation during work is decayed in transmittance process, it is ensured that the stability of roll；In addition, intermediate sleeve causes the second drive can not be away from the first drive, it is ensured that stable transmission.
Description
Technical field
The utility model belongs to sewing machine technique field, refers in particular to a kind of winding mechanism of sewing machine.
Background technology
At present, the sewing machine of in the market is mostly equipped with the structure to peg or spindle around bottom line, however, existing winding structure is deposited
In following shortcoming：1st, easily loosened between the drive and motor shaft of coiling, cause coiling effect poor, coiling is uneven
It is even；2nd, the rotating speed of roll is excessive, causes peg or spindle easily to fluctuate, and also results in that coiling effect is poor, and upper thread easily disconnects.
The content of the invention
The purpose of this utility model is to provide a kind of winding mechanism of the more rational sewing machine of structure, to solve above-mentioned ask
Topic.
What the purpose of this utility model was realized in：
The winding mechanism of sewing machine, motor is installed in sewing machine electronically controlled housing, is provided with sewing machine electronically controlled housing
First drive fixed support, the first drive is rotatablely equipped with the first drive fixed support, the first drive side
Wheel face is close to the motor shaft sleeve side wall of motor；The wheel face of first drive opposite side is close to the wheel face of the second drive, the
Two drives are rotatably installed in sewing machine electronically controlled housing, and sewing machine electronically controlled housing and shape are stretched out in the rotating shaft in the second drive center
Into roll.
An intermediate sleeve is set with the motor shaft sleeve, the wheel face of the first drive and the outer ring surface of the intermediate sleeve are tight
Patch.
The outer ring surface of the intermediate sleeve is the conical surface；The conical surface is close to the wheel face of the first drive, the first drive with
Second drive is adjacent to conical surface diameter of the conical surface diameter less than opposite side of place's side.
The diameter of first drive is more than the external diameter of motor shaft sleeve.
Peg or spindle depression bar is additionally provided with the sewing machine electronically controlled housing.
More than one excessive drive is additionally provided between first drive and the second drive.
The utility model is prominent and beneficial compared with prior art to be had the technical effect that：
The first drive is provided between roll and motor shaft sleeve of the present utility model and the second drive is driven,
First drive and the second drive play the effect of deceleration so that the rotating speed of roll can be reduced accordingly, be improved
The stability of peg or spindle；Assuming that during assembling, certain rigging error between motor shaft sleeve and the first drive be present, the design is led to
Cross the first drive and carry out transition, the second drive is not direct to be contacted with motor shaft sleeve so that fluctuation during work was being transmitted
Decayed in journey, it is ensured that the stability of roll；In addition, motor shaft sleeve optionally adds an intermediate sleeve；In described
Between the outer ring surface that covers be the conical surface；The conical surface is close to the wheel face of the first drive, and the first drive is adjacent to the second drive
The conical surface diameter for locating side is less than the conical surface diameter of opposite side, and the second drive can not be away from the first drive, and this sets
Meter is able to ensure that the stable transmission between the first drive, the second drive and motor shaft sleeve.
Brief description of the drawings
Fig. 1 is one of schematic diagram of sewing machine.
Fig. 2 is the two of the schematic diagram of sewing machine.
Fig. 3 is the exploded view at the electronically controlled housing of sewing machine.
Fig. 4 is the schematic diagram of sewing machine winding structure, main shaft and motor connecting structure.
Fig. 5 is the schematic diagram of the clamping set of sewing machine.
Schematic diagram when Fig. 6 is machine spindle and motor shaft sleeve locking.
Fig. 7 is the locking schematic diagram of the motor shaft sleeve of sewing machine, clamping set and main shaft.
Schematic diagram when Fig. 8 is machine spindle and motor shaft sleeve dismounting.
The following drawings mark is being marked thereon with reference to accompanying drawing：
1- rolls；2- peg or spindle depression bars；The drives of 3- first；4- intermediate sleeves；5- motor shaft sleeves；6- electronically controlled housings；In 7-
Hexagon ring；8- substrate flanks；9- electronically controlled housing flanks；The drives of 10- second；11- fastening bolts；12- main shafts；13- clamping sets；
14- pedestals；15- motors；16- coiling drive cavities；17- electronically controlled housings inner chamber；18- the first drive fixed supports；19- clampings
Groove；20- clampings cover front aperture；21- front-end of spindle internal thread holes；The threaded shank of 22- fastening bolts；The nut of 24- fastening bolts
Portion；The inclined hole face of 25- motor shaft sleeves rear end；The boss portion of 26- intermediate sleeves rear end；27- liftout bolts；100- sewing machine main bodies；
200- sewing machine bases.
Embodiment
The utility model is further described with reference to specific embodiment,
The winding mechanism of sewing machine, motor 15 is installed in sewing machine electronically controlled housing 6, set in sewing machine electronically controlled housing 6
The first drive fixed support 18 is equipped with, the first drive 3, the first transmission are rotatablely equipped with the first drive fixed support 18
Taking turns the motor shaft of motor shaft sleeve 5/ of the wheel faces of 3 sides and motor 15, (in the present embodiment, the motor shaft of motor 15 is hollow motor
Axle sleeve 5, unique design are coordinated based on motor shaft and main shaft, it is assumed that by the way of main shaft and motor shaft are coordinated using other,
It can use solid motor shaft completely) side wall is close to；The wheel of the wheel face of the opposite side of first drive 3 and the second drive 10
Face is close to, and the second drive 10 is rotatably installed in sewing machine electronically controlled housing 6, and sewing is stretched out in the rotating shaft in the center of the second drive 10
Electrical Control housing 6 simultaneously forms roll 1.First drive and the second drive are driven, the first drive and the second transmission
Wheel plays the effect of deceleration so that the rotating speed of roll can be reduced accordingly, improve the stability of peg or spindle；Assuming that dress
Timing, certain rigging error between motor shaft sleeve and the first drive being present, the design carries out transition by the first drive,
Second drive is not direct to be contacted with motor shaft sleeve so that fluctuation during work is decayed in transmittance process, it is ensured that around
The stability of bobbin；
An intermediate sleeve 4, the wheel face of the first drive 3 and the outer shroud of the intermediate sleeve are set with the motor shaft sleeve 6
It is close in face.
The outer ring surface of the intermediate sleeve 4 is the conical surface；The conical surface is close to the wheel face of the first drive 3, the first drive
Conical surface diameter of the conical surface diameter less than opposite side of place's side is adjacent to the second drive 10.Second drive can not be remote
From the first drive, this is designed to ensure the stable transmission between the first drive, the second drive and motor shaft sleeve.
The diameter of first drive 3 is more than the external diameter of the motor shaft of motor shaft sleeve 5/.The design causes the first drive 3
Play the effect of deceleration.
Peg or spindle depression bar 2 is additionally provided with the sewing machine electronically controlled housing 6.Peg or spindle depression bar 2 can when peg or spindle rotates at a high speed
Push down peg or spindle, it is ensured that coiling is normal, steady operation.Peg or spindle depression bar 2 is rotatablely installed on the cover board, is also devised with resetting bullet on cover plate
Spring, the front end of peg or spindle depression bar 2 as back-moving spring have the trend to the side oscillation where peg or spindle.Cover plate, peg or spindle depression bar 2, around
Bobbin 1, the second drive are together in the coiling drive cavity 16 on the top of sewing machine electronically controlled housing 6.
More than one excessive drive is additionally provided between the drive 10 of first drive 3 and second.Excessively pass
Driving wheel not necessarily, then can be further added by the excessive drive of one-level as needed.
It should be understood by those skilled in the art that the utility model is not restricted to the described embodiments, above-described embodiment and
Simply illustrate principle of the present utility model described in specification, on the premise of the spirit and scope of the utility model is not departed from,
The utility model also has various changes and modifications, and these changes and improvements both fall within claimed the scope of the utility model
It is interior.The utility model requires protection scope is by appended claims and its equivalent thereof.
Claims (6)
1. the winding mechanism of sewing machine, it is characterised in that be provided with motor (15), sewing machine in sewing machine electronically controlled housing (6)
The first drive fixed support (18) is provided with electronically controlled housing (6), is rotatablely equipped with the first drive fixed support (18)
First drive (3), the side wall of the wheel face of the first drive (3) side and the motor shaft sleeve (5) of motor (15) or motor shaft are tight
Patch；The wheel face of the first drive (3) opposite side is close to the wheel face of the second drive (10), the second drive (10) rotational installation
In sewing machine electronically controlled housing (6), the rotating shaft in the second drive (10) center stretches out sewing machine electronically controlled housing (6) and forms coiling
Axle (1).
2. the winding mechanism of sewing machine according to claim 1, it is characterised in that be set with the motor shaft sleeve (5)
One intermediate sleeve (4), the wheel face of the first drive (3) are close to the outer ring surface of the intermediate sleeve.
3. the winding mechanism of sewing machine according to claim 2, it is characterised in that the outer ring surface of the intermediate sleeve (4) is
The conical surface；The conical surface is close to the wheel face of the first drive (3), and the first drive and the second drive (10) are adjacent to place one
The conical surface diameter of side is less than the conical surface diameter of opposite side.
4. the winding mechanism of sewing machine according to claim 1, it is characterised in that the diameter of first drive (3)
More than the external diameter of motor shaft sleeve (5).
5. the winding mechanism of sewing machine according to claim 1, it is characterised in that on the sewing machine electronically controlled housing (6)
It is additionally provided with peg or spindle depression bar (2).
6. the winding mechanism of sewing machine according to claim 1, it is characterised in that first drive (3) and second
More than one excessive drive is additionally provided between drive (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720457040.8U CN207003000U (en) | 2017-04-27 | 2017-04-27 | The winding mechanism of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720457040.8U CN207003000U (en) | 2017-04-27 | 2017-04-27 | The winding mechanism of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207003000U true CN207003000U (en) | 2018-02-13 |
Family
ID=61442480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720457040.8U Active CN207003000U (en) | 2017-04-27 | 2017-04-27 | The winding mechanism of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207003000U (en) |
-
2017
- 2017-04-27 CN CN201720457040.8U patent/CN207003000U/en active Active
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