CN108642740A - A kind of sewing machine electromagnet noise reducing mechanism - Google Patents
A kind of sewing machine electromagnet noise reducing mechanism Download PDFInfo
- Publication number
- CN108642740A CN108642740A CN201810796267.4A CN201810796267A CN108642740A CN 108642740 A CN108642740 A CN 108642740A CN 201810796267 A CN201810796267 A CN 201810796267A CN 108642740 A CN108642740 A CN 108642740A
- Authority
- CN
- China
- Prior art keywords
- electromagnet
- fixture block
- damping spring
- electromagnet housing
- sewing machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/10—Electrical or electromagnetic drives
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B27/00—Work-feeding means
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/30—Details
- D05B69/32—Vibration-minimising devices
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The present invention relates to a kind of sewing machine electromagnet noise reducing mechanisms,Including electromagnet housing and buffing pad,It is cored through connecting in the electromagnet housing,Outline border is equipped on the outside of the electromagnet housing,The iron core includes head,Middle part and tail portion,The top of the electromagnet housing and the outline border is run through on the head,The bottom of the electromagnet housing and the outline border is run through in the tail portion,Interior bearing is additionally provided in the electromagnet housing,The top and bottom of the interior bearing is respectively equipped with fixture block and lower fixture block,The upper fixture block is set on the outside of the electromagnet housing,And the upper fixture block bottom is equipped with the first rubber pad,The lower fixture block bottom is connected with the first damping spring,The present invention can effectively reduce iron core and frame,Impact force between electromagnet housing,Nut and electromagnet casing lateral wall impact force,Reduce noise,Reduce parts depreciation,Extend the service life of electromagnet,Improve the quality of product.
Description
Technical field
The present invention relates to a kind of sewing machine electromagnet noise reducing mechanisms, belong to sewing machine technique field.
Background technology
Sewing machine is when just backstitching, the rotation of electromagnet telescopic drive feeding adjustment axis, and by adjusting crank, feeding swing
Bar drives feed regulator to swing, and feeding regulation stud is fed adjuster and carries out needle gage limit, and the structure of electromagnet is：Including
The frame for having shell portion and being arranged outside shell portion, is provided with coil in shell portion, and iron core is through being arranged in shell portion and head and tail portion
It stretches out outside frame respectively, there is following defects for the electromagnet of this structure：Electromagnet is when stretching out, the iron core circle in electromagnet
Table top and electromagnet casing madial wall are hit, and when contracting, nut can be hit with electromagnet casing lateral wall, and feeding regulation stud is just
It when backstitching conversion, can be hit with feed regulator, above-mentioned various shocks generate prodigious noise, while long-term hit will produce mill
Damage, so that accuracy decline after parts depreciation.
Invention content
The present invention proposes a kind of sewing machine electromagnet noise reducing mechanism, solves the electromagnet during sewing machine just backstitches and is stretching
When going out, iron core round table surface in electromagnet is hit with electromagnet casing madial wall, and when contracting, nut can be with electromagnet casing lateral wall
It hits, feeding regulation stud can be hit when just backstitching conversion with feed regulator, and above-mentioned various shocks generate prodigious make an uproar
Sound, while long-term hit will produce abrasion, the problem of accuracy decline is made after parts depreciation.
In order to solve the above technical problem, the present invention provides the following technical solutions：
A kind of sewing machine electromagnet noise reducing mechanism of the present invention, including electromagnet housing and buffing pad pass through in the electromagnet housing
It is cored to wear connection, outline border is equipped on the outside of the electromagnet housing, the iron core includes head, middle part and tail portion, the head
The top of the electromagnet housing and the outline border is run through in portion, and the bottom of the electromagnet housing and the outline border is run through in the tail portion
Portion is additionally provided with interior bearing in the electromagnet housing, and the top and bottom of the interior bearing is respectively equipped with fixture block and lower fixture block,
The upper fixture block is set on the outside of the electromagnet housing, and the upper fixture block bottom is equipped with the first rubber pad, the lower fixture block bottom
Portion is connected with the first damping spring, and first damping spring bottom connects the middle part, electromagnetism is equipped at the top of the iron core
Iron connector and nut, the nut bottom are equipped with the second rubber pad, and the tail portion side connects L-shaped bar, and the L-shaped bar runs through institute
It states buffing pad bottom and extends to inside the buffing pad, movable plate is connected at the top of the L-shaped bar, is passed through at the top of the movable plate
Second damping spring connects the buffing pad inner cavity top, and the movable plate bottom connects the buffering by third damping spring
Seat intracavity bottom.
As a preferred technical solution of the present invention, the buffing pad side is fixedly connected with the outline border.
As a preferred technical solution of the present invention, the diameter on the head, middle part and tail portion is sequentially reduced, and institute
The central shaft for stating head, middle part and tail portion is located at same vertical line.
As a preferred technical solution of the present invention, the quantity of second damping spring and the third damping spring
It is four.
As a preferred technical solution of the present invention, it is additionally provided with honeycomb acoustic plate at the top of the electromagnet housing, it is described
Acoustical cotton is filled with inside honeycomb acoustic plate.
As a preferred technical solution of the present invention, buffing pad inner wall both sides are equipped with sliding slot, the movable plate two
End is slidably connected with sliding slot.
The advantageous effect that is reached of the present invention is：When iron core stretches out or retracts, the first damping spring starts to buffering and makees
With, while the first rubber pad plays reduction function of noise, when nut collides upper fixture block, the second rubber pad plays buffering noise reduction
Effect, and iron core is when moving, movable plate follows movement, the second damping spring that can also play buffering drop with third damping spring
The effect of making an uproar, while the honeycomb acoustic plate being arranged, can absorb the noise that the shock of part iron core generates, and the present invention can effectively drop
Impact force, nut between low iron core and frame, electromagnet housing and electromagnet casing lateral wall impact force reduce noise, drop
Low parts depreciation extends the service life of electromagnet, improves the quality of product.
Description of the drawings
Attached drawing is used to provide further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the structure chart of the present invention；
Fig. 2 is the electromagnet housing internal structure chart of the present invention.
In figure：1, electromagnet housing；2, buffing pad；3, iron core；4, outline border；5, head；6, middle part；7, tail portion；8, interior
Bearing；9, upper fixture block；10, lower fixture block；11, the first rubber pad；12, the first damping spring；13, electromagnet connector；14, nut；
15, the second rubber pad；16, L-shaped bar；17, movable plate；18, the second damping spring；19, third damping spring；20, honeycomb sound-absorbing
Plate.
Specific implementation mode
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment 1
As Figure 1-Figure 2, the present invention provides a kind of sewing machine electromagnet noise reducing mechanism, including electromagnet housing 1 and buffing pad
2, the electromagnet housing 1 is interior through connection cored 3, and 1 outside of the electromagnet housing is equipped with outline border 4, and the iron core 3 includes
The top of the electromagnet housing 1 and the outline border 4, the tail portion 7 are run through in head 5, middle part 6 and tail portion 7, the head 5
Through the bottom of the electromagnet housing 1 and the outline border 4, interior bearing 8, the interior branch are additionally provided in the electromagnet housing 1
The top and bottom of seat 8 is respectively equipped with fixture block 9 and lower fixture block 10, and the upper fixture block 9 is set to 1 outside of the electromagnet housing,
And 9 bottom of upper fixture block is equipped with the first rubber pad 11, and 10 bottom of lower fixture block is connected with the first damping spring 12, and described the
One damping spring, 12 bottom connects the middle part 6, and 3 top of the iron core is equipped with electromagnet connector 13 and nut 14, the spiral shell
Female 14 bottoms are equipped with the second rubber pad 15, and 7 side of the tail portion connects L-shaped bar 16, and the L-shaped bar 16 runs through the buffing pad 2
Bottom simultaneously extends to inside the buffing pad 2, and 16 top of the L-shaped bar connects movable plate 17, and 17 top of the movable plate passes through
Second damping spring 18 connects 2 inner cavity top of the buffing pad, and 17 bottom of the movable plate is connected by third damping spring 19
2 intracavity bottom of the buffing pad.
2 side of the buffing pad is fixedly connected with the outline border 4, keeps buffing pad 2 relatively more firm, the head 5, middle part
6 are sequentially reduced with the diameter of tail portion 7, and the head 5, middle part 6 and the central shaft of tail portion 7 are located at same vertical line, due to
6 top of middle part connects the first damping spring 12, avoids shock of the middle part 6 to interior bearing 8, second damping spring 18
Quantity with the third damping spring 19 is four, makes movable plate 17 when moving, the spring buffer dynamic balance being subject to, institute
It states 1 top of electromagnet housing and is additionally provided with honeycomb acoustic plate 20,20 inside of the honeycomb acoustic plate is filled with acoustical cotton, can absorb
The noise that the shock of part iron core 3 generates, 2 inner wall both sides of the buffing pad are equipped with sliding slot, 17 both ends of the movable plate and sliding slot
It is slidably connected, movable plate 17 can be slided easily in sliding slot.
In the use of the present invention, when iron core 3 stretches out or retracts, the first damping spring 12 starts to cushioning effect, simultaneously
First rubber pad 11 plays reduction function of noise, and when nut 14 collides upper fixture block 9, the second rubber pad 15 plays buffering noise reduction
Effect, and iron core 3 is when moving, movable plate 17 follows movement, the second damping spring 18 that can also be risen with third damping spring 19
To Noise Reduction, while the honeycomb acoustic plate 20 being arranged is buffered, the noise that the shock of part iron core 3 generates can be absorbed.
Finally it should be noted that：It these are only the preferred embodiment of the present invention, be not intended to restrict the invention, although
Present invention has been described in detail with reference to the aforementioned embodiments, for those skilled in the art, still can be right
Technical solution recorded in foregoing embodiments is modified or equivalent replacement of some of the technical features.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in the protection of the present invention
Within the scope of.
Claims (6)
1. a kind of sewing machine electromagnet noise reducing mechanism, including electromagnet housing（1）With buffing pad（2）, which is characterized in that the electricity
Magnet shell（1）It is interior cored through connecting（3）, the electromagnet housing（1）Outside is equipped with outline border（4）, the iron core（3）Packet
Include head（5）, middle part（6）With tail portion（7）, the head（5）Through the electromagnet housing（1）With the outline border（4）'s
Top, the tail portion（7）Through the electromagnet housing（1）With the outline border（4）Bottom, the electromagnet housing（1）It is interior
It is additionally provided with interior bearing（8）, the interior bearing（8）Top and bottom be respectively equipped with fixture block（9）With lower fixture block（10）, it is described on
Fixture block（9）Set on the electromagnet housing（1）Outside, and the upper fixture block（9）Bottom is equipped with the first rubber pad（11）, under described
Fixture block（10）Bottom is connected with the first damping spring（12）, first damping spring（12）Bottom connects the middle part（6）,
The iron core（3）Top is equipped with electromagnet connector（13）With nut（14）, the nut（14）Bottom is equipped with the second rubber pad
（15）, the tail portion（7）Side connects L-shaped bar（16）, the L-shaped bar（16）Through the buffing pad（2）Bottom simultaneously extends to
The buffing pad（2）Inside, the L-shaped bar（16）Top connects movable plate（17）, the movable plate（17）Top passes through second
Damping spring（18）Connect the buffing pad（2）Inner cavity top, the movable plate（17）Bottom passes through third damping spring（19）
Connect the buffing pad（2）Intracavity bottom.
2. a kind of sewing machine electromagnet noise reducing mechanism according to claim 1, which is characterized in that the buffing pad（2）One
Side and the outline border（4）It is fixedly connected.
3. a kind of sewing machine electromagnet noise reducing mechanism according to claim 1, which is characterized in that the head（5）, it is intermediate
Portion（6）With tail portion（7）Diameter be sequentially reduced, and the head（5）, middle part（6）With tail portion（7）Central shaft be located at it is same
Vertical line.
4. a kind of sewing machine electromagnet noise reducing mechanism according to claim 1, which is characterized in that second damping spring
（18）With the third damping spring（19）Quantity be four.
5. a kind of sewing machine electromagnet noise reducing mechanism according to claim 1, which is characterized in that the electromagnet housing
（1）Top is additionally provided with honeycomb acoustic plate（20）, the honeycomb acoustic plate（20）Inside is filled with acoustical cotton.
6. a kind of sewing machine electromagnet noise reducing mechanism according to claim 1, which is characterized in that the buffing pad（2）It is interior
Wall both sides are equipped with sliding slot, the movable plate（17）Both ends are slidably connected with sliding slot.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810796267.4A CN108642740A (en) | 2018-07-19 | 2018-07-19 | A kind of sewing machine electromagnet noise reducing mechanism |
| PCT/CN2018/101007 WO2020015042A1 (en) | 2018-07-19 | 2018-08-17 | Noise reduction mechanism for sewing machine electromagnet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810796267.4A CN108642740A (en) | 2018-07-19 | 2018-07-19 | A kind of sewing machine electromagnet noise reducing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108642740A true CN108642740A (en) | 2018-10-12 |
Family
ID=63759848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810796267.4A Pending CN108642740A (en) | 2018-07-19 | 2018-07-19 | A kind of sewing machine electromagnet noise reducing mechanism |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108642740A (en) |
| WO (1) | WO2020015042A1 (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103510298A (en) * | 2013-09-28 | 2014-01-15 | 新杰克缝纫机股份有限公司 | Noise-reduction buffer mechanism for sewing machine backstitch |
| CN103510295A (en) * | 2013-09-28 | 2014-01-15 | 新杰克缝纫机股份有限公司 | Sewing machine reverse sewing buffer gear |
| CN203423023U (en) * | 2013-08-06 | 2014-02-05 | 新杰克缝纫机股份有限公司 | Sewing machine electromagnet |
| CN203546379U (en) * | 2013-09-28 | 2014-04-16 | 新杰克缝纫机股份有限公司 | De-noising and buffering mechanism for backstitching of sewing machine |
| CN203593872U (en) * | 2013-09-28 | 2014-05-14 | 新杰克缝纫机股份有限公司 | Noise-reduction buffer mechanism for sewing machine backstitch |
| CN108265416A (en) * | 2018-03-30 | 2018-07-10 | 苏州胜璟电磁科技有限公司 | A kind of sewing machine electromagnet |
| CN208815260U (en) * | 2018-07-19 | 2019-05-03 | 苏州锴诚缝制设备有限公司 | Sewing machine electromagnet noise reducing mechanism |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62102796A (en) * | 1985-10-31 | 1987-05-13 | 工業技術院長 | Cloth operation apparatus |
| CN205152547U (en) * | 2015-10-27 | 2016-04-13 | 台州市桦宝机械科技有限公司 | Sewing machine lifts presser foot electro -magnet |
-
2018
- 2018-07-19 CN CN201810796267.4A patent/CN108642740A/en active Pending
- 2018-08-17 WO PCT/CN2018/101007 patent/WO2020015042A1/en active Application Filing
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203423023U (en) * | 2013-08-06 | 2014-02-05 | 新杰克缝纫机股份有限公司 | Sewing machine electromagnet |
| CN103510298A (en) * | 2013-09-28 | 2014-01-15 | 新杰克缝纫机股份有限公司 | Noise-reduction buffer mechanism for sewing machine backstitch |
| CN103510295A (en) * | 2013-09-28 | 2014-01-15 | 新杰克缝纫机股份有限公司 | Sewing machine reverse sewing buffer gear |
| CN203546379U (en) * | 2013-09-28 | 2014-04-16 | 新杰克缝纫机股份有限公司 | De-noising and buffering mechanism for backstitching of sewing machine |
| CN203593872U (en) * | 2013-09-28 | 2014-05-14 | 新杰克缝纫机股份有限公司 | Noise-reduction buffer mechanism for sewing machine backstitch |
| CN108265416A (en) * | 2018-03-30 | 2018-07-10 | 苏州胜璟电磁科技有限公司 | A kind of sewing machine electromagnet |
| CN208815260U (en) * | 2018-07-19 | 2019-05-03 | 苏州锴诚缝制设备有限公司 | Sewing machine electromagnet noise reducing mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020015042A1 (en) | 2020-01-23 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181012 |