CN105463710B - A kind of mechanism for lifting pressre of sewing machine - Google Patents
A kind of mechanism for lifting pressre of sewing machine Download PDFInfo
- Publication number
- CN105463710B CN105463710B CN201510998474.4A CN201510998474A CN105463710B CN 105463710 B CN105463710 B CN 105463710B CN 201510998474 A CN201510998474 A CN 201510998474A CN 105463710 B CN105463710 B CN 105463710B
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- China
- Prior art keywords
- plate
- spanner
- lifting
- lift pressure
- sewing machine
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B29/00—Pressers; Presser feet
- D05B29/02—Presser-control devices
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention belongs to technical field of sewing machines, refer in particular to a kind of mechanism for lifting pressre of sewing machine, driver is connect by spanner connection plate mechanism with feed lifting rock shaft, feed lifting rock shaft is connect with presser foot lifting device, the spanner connection plate mechanism includes that spanner is pressed in the lift being hinged on casing by axial screw, one end of lift pressure spanner is connect by spanner connecting plate with the one end for lifting handle of buckling, the other end for lifting handle of buckling is connect with feed lifting rock shaft, the other end of lift pressure spanner is located at the top of the motion bar of driver and motion bar connects, the other end that the motion bar of driver acts on lift pressure spanner drives lift pressure spanner to swing and pass through spanner connecting plate, lift pressure crank handle turns feed lifting rock shaft, which is swung, realizes presser foot lifter movement；Spanner connection plate mechanism structure of the present invention is simple, and the power decline about 30% or so that transmission efficiency is higher to make entire electromagnet reduces electromagnet cost, installation and debugging also more convenient reliable performance.
Description
Technical field：
The invention belongs to technical field of sewing machines, refer in particular to a kind of mechanism for lifting pressre of sewing machine.
Background technique：
Existing presser foot lifter structure electromagnet is external and figure is larger, influences machine overall aesthetics.In electromagnet and lift
It is attached between tooth axis by comparing complicated mechanism, therefore, the transmission efficiency of entire mechanism is not high, and required electromagnet
Power is larger and overall structure higher cost.
Summary of the invention：
A kind of the object of the present invention is to provide transmission efficiencies mechanism for lifting pressre of sewing machine that is high, reducing cost.
The invention is realized in this way：
A kind of mechanism for lifting pressre of sewing machine, driver are connect by spanner connection plate mechanism with feed lifting rock shaft, feed lifting rock shaft and lift
Foot device connection, the spanner connection plate mechanism include that spanner, lift pressure are pressed in the lift being hinged on casing by axial screw
One end of spanner is connect by spanner connecting plate with the one end for lifting handle of buckling, and the other end for lifting handle of buckling is connect with feed lifting rock shaft, is lifted
The other end of pressure spanner is located at the top of the motion bar of driver and motion bar connects, and the motion bar of driver acts on lift
The other end drive lift pressure spanner of pressure spanner swings and passes through spanner connecting plate, lift pressure is realized in lift pressure crank handle turns feed lifting rock shaft swing
Foot-propelled is made.
In the above-mentioned technical solutions, cushion block is set with outside the axial screw between the lift pressure spanner and casing.
In the above-mentioned technical solutions, lift pressure spanner includes plate one and plate two, plate one, plate two one end be sleeved on axis
Outside the screw of position, and one end of plate one and plate two is connected with each other by connecting plate, and the other end and spanner connecting plate of plate one are hinged, plate
Two other end is formed with connecting portion in the top of motion bar.
In the above-mentioned technical solutions, the plate one, connecting plate, plate two are an integral structure.
In the above-mentioned technical solutions, lift pressure spanner includes plate one and plate two, plate one, plate two one end be fixed on company
Outside female connector, connector sleeve is sleeved on outside axial screw, and the other end and spanner connecting plate of plate one are hinged, and the other end of plate two is formed with
Connecting portion is in the top of motion bar.
In the above-mentioned technical solutions, the driver is fixed on chassis cavity by mounting plate.
In the above-mentioned technical solutions, crown cap is arranged in the outer end of the motion bar of the driver.
In the above-mentioned technical solutions, the top cap is plastic cap or rubber cap.
In the above-mentioned technical solutions, the top of the top cap is sphere curved surface.
In the above-mentioned technical solutions, the driver is electromagnet or cylinder.
The advantage that the present invention protrudes compared with prior art is：
1, present invention setting is in cabinet rear, can be convenient assembly maintenance, and overall structure is placed in casing interior not and influences whole
Machine is beautiful；
2, spanner connection plate mechanism structure of the present invention is simple, the higher power decline about 30% for making entire electromagnet of transmission efficiency
Left and right reduces electromagnet cost, installation and debugging also more convenient reliable performance；
3, structure of the invention is compact, simplifies the structure of foot lifting mechanism, presser foot lifter better effect.
Detailed description of the invention：
Fig. 1 is one of stereoscopic schematic diagram of the invention；
Fig. 2 is the two of stereoscopic schematic diagram of the invention；
Fig. 3 is the schematic diagram that the present invention is mounted on casing；
Fig. 4 is the schematic diagram of lift pressure spanner of the invention.
Specific embodiment：
With specific embodiment, the invention will be further described below, referring to Fig. 1-4：
A kind of mechanism for lifting pressre of sewing machine, driver 1 are connect by spanner connection plate mechanism with feed lifting rock shaft 2, feed lifting rock shaft 2 and
The feed lifting rock shaft connecting plate 4 of presser foot lifting device 3 connects, and the spanner connection plate mechanism includes to be hinged on machine by axial screw 5
Lift pressure spanner 7 on shell 6, one end of lift pressure spanner 7 are connect by spanner connecting plate 8 with the one end for lifting handle 9 of buckling, and handle of buckling is lifted
9 other end is connect with feed lifting rock shaft 2, and the other end of lift pressure spanner 7 is located at top and the motion bar 10 of the motion bar 10 of driver 1
It connects, the other end that the motion bar 10 of driver 1 acts on lift pressure spanner 7 drives lift pressure spanner 7 to swing and pass through spanner
Connecting plate 8 lifts the drive swing realization presser foot lifter movement of feed lifting rock shaft 2 of handle 9 of buckling.
In the above-mentioned technical solutions, cushion block 11 is set with outside the axial screw 5 between the lift pressure spanner 7 and casing 6.
In the above-mentioned technical solutions, lift pressure spanner 7 includes plate 1 and plate 2 13, and the one of plate 1, plate 2 13
End cap is outside axial screw 5, and plate 1 and one end of plate 2 13 are connected with each other by connecting plate 14, the other end of plate 1
Hinged with spanner connecting plate 8, the other end of plate 2 13 is formed with the top that interconnecting piece 15 is located at motion bar 10.Interconnecting piece 15 and plate
It is vertically arranged between 2 13.
In the above-mentioned technical solutions, the plate 1, connecting plate 14, plate 2 13 are an integral structure.When motion bar 10 is made
When with interconnecting piece 14, plate 1, connecting plate 14, plate 2 13 swing around axial screw 5 and act to 8 transmitting of spanner connecting plate.
The structure of lift pressure spanner 7, can also be using such as flowering structure other than above-mentioned structure：It include plate one and plate
Two, plate one, plate two one end be fixed on outside connector sleeve, connector sleeve is sleeved on outside axial screw 5, and the other end of plate one and spanner connect
Fishplate bar 8 is hinged, and the other end of plate two is formed with connecting portion in the top of motion bar 10.Wherein, it hangs down between interconnecting piece and plate two
Straight setting.
When the effect of motion bar 10 is with interconnecting piece, plate one, plate two and connector sleeve swing around axial screw 5 and connect to spanner
8 transmitting of plate movement.
In the above-mentioned technical solutions, the driver 1 is fixed on 1 inner cavity of casing by mounting plate 16.
In the above-mentioned technical solutions, crown cap 17 is arranged in the outer end of the motion bar 10 of the driver 1.Top cap 17 is general
Using plastic cap or rubber cap.Be arranged top cap 17 can reduce motion bar 10 and lift pressure spanner 7 on interconnecting piece 15 between collide
Sound, reduce the noise of complete machine.
It in the above-mentioned technical solutions, is sphere curved surface at the top of the top cap 17.Interconnecting piece in top cap 17 and lift pressure spanner 7
15 connect for point with face, push lift pressure spanner 7 convenient for motion bar 10.
In the above-mentioned technical solutions, the driver 1 is electromagnet or cylinder.When driver 1 is electromagnet, accordingly
Motion bar 10 is iron core；When driver 1 is cylinder, corresponding motion bar 10 is cylinder rod.
The working principle of the utility model：
The iron core of original state electromagnet is to inside contract state, and electromagnet core moves upwards effect and lift pressure spanner when energization
7 interconnecting piece 15 pushes about 11 ° of rotation of lift pressure spanner 7, and then lift pressure spanner 7 lifts the rotation of handle 9 of buckling by the driving of spanner connecting plate 8
Turn 9 °, realizes that presser feet height is 7mm eventually by feed lifting rock shaft 2.
Above-described embodiment is only one of presently preferred embodiments of the present invention, and but not intended to limit the scope of the present invention, therefore：
The equivalence changes that all shape, structures under this invention, principle are done, should all be covered by within protection scope of the present invention.
Claims (10)
1. a kind of mechanism for lifting pressre of sewing machine, it is characterised in that：Driver is connect by spanner connection plate mechanism with feed lifting rock shaft, is lifted
Tooth axis is connect with presser foot lifting device, and the spanner connection plate mechanism includes that the lift pressure being hinged on casing by axial screw is pulled
One end of hand, lift pressure spanner is connect by spanner connecting plate with the one end for lifting handle of buckling, and the other end and feed lifting rock shaft of handle of buckling are lifted
Connection, the other end of lift pressure spanner is located at the top of the motion bar of driver and motion bar connects, the motion bar of driver
The other end drive lift pressure spanner for acting on lift pressure spanner swings and passes through spanner connecting plate, lift pressure crank handle turns feed lifting rock shaft swing
Realize presser foot lifter movement.
2. a kind of mechanism for lifting pressre of sewing machine according to claim 1, it is characterised in that：Lift pressure spanner and casing it
Between axial screw outside be set with cushion block.
3. a kind of mechanism for lifting pressre of sewing machine according to claim 1 or 2, it is characterised in that：Lift pressure spanner includes
Have plate one and a plate two, plate one, plate two one end be sleeved on outside axial screw, and one end of plate one and plate two is mutual by connecting plate
Connection, the other end and spanner connecting plate of plate one are hinged, and the other end of plate two is formed with connecting portion in the top of motion bar.
4. a kind of mechanism for lifting pressre of sewing machine according to claim 3, it is characterised in that：The plate one, connecting plate, plate two
It is an integral structure.
5. a kind of mechanism for lifting pressre of sewing machine according to claim 1 or 2, it is characterised in that：Lift pressure spanner includes
Have plate one and a plate two, plate one, plate two one end be fixed on outside connector sleeve, connector sleeve is sleeved on outside axial screw, plate one it is another
End is hinged with spanner connecting plate, and the other end of plate two is formed with connecting portion in the top of motion bar.
6. a kind of mechanism for lifting pressre of sewing machine according to claim 1, it is characterised in that：The driver passes through mounting plate
It is fixed on chassis cavity.
7. a kind of mechanism for lifting pressre of sewing machine according to claim 1, it is characterised in that：The motion bar of the driver
Crown cap is arranged in outer end.
8. a kind of mechanism for lifting pressre of sewing machine according to claim 7, it is characterised in that：The top cap is plastic cap or rubber
Capsule.
9. a kind of mechanism for lifting pressre of sewing machine according to claim 7, it is characterised in that：The top of the top cap is spherical shape
Curved surface.
10. a kind of mechanism for lifting pressre of sewing machine described according to claim 1 or 6 or 7, it is characterised in that：The driver is
Electromagnet or cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510998474.4A CN105463710B (en) | 2015-12-25 | 2015-12-25 | A kind of mechanism for lifting pressre of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510998474.4A CN105463710B (en) | 2015-12-25 | 2015-12-25 | A kind of mechanism for lifting pressre of sewing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105463710A CN105463710A (en) | 2016-04-06 |
| CN105463710B true CN105463710B (en) | 2018-11-23 |
Family
ID=55601847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510998474.4A Active CN105463710B (en) | 2015-12-25 | 2015-12-25 | A kind of mechanism for lifting pressre of sewing machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN105463710B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105696207B (en) * | 2016-05-06 | 2018-10-19 | 浙江众邦机电科技有限公司 | The presser foot lifter control method of sewing machine |
| CN106948096B (en) * | 2017-05-10 | 2020-06-23 | 杰克缝纫机股份有限公司 | Presser foot device and sewing machine are lifted to sewing machine trimming |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1428473A (en) * | 2001-12-28 | 2003-07-09 | 飞马缝纫机制造株式会社 | Lift device for sewing machine |
| US7958833B2 (en) * | 2007-11-01 | 2011-06-14 | Brother Kogyo Kabushiki Kaisha | Presser foot device for sewing machine and sewing machine provided therewith |
| CN203683876U (en) * | 2014-01-04 | 2014-07-02 | 中捷缝纫机股份有限公司 | Driving structure of built-in presser foot lifting mechanism in sewing machine |
| CN203938858U (en) * | 2014-06-24 | 2014-11-12 | 杰克缝纫机股份有限公司 | The built-in automatic needle-foot-lifting of Sewing machines mechanism |
| CN204343014U (en) * | 2014-10-31 | 2015-05-20 | 浙江美机缝纫机有限公司 | A kind of computer flat sewing machine automatic needle-foot-lifting structure |
| CN204530139U (en) * | 2015-01-23 | 2015-08-05 | 浙江曼克斯缝纫机股份有限公司 | Sewing-machine foot hoisting mechanism |
-
2015
- 2015-12-25 CN CN201510998474.4A patent/CN105463710B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1428473A (en) * | 2001-12-28 | 2003-07-09 | 飞马缝纫机制造株式会社 | Lift device for sewing machine |
| US7958833B2 (en) * | 2007-11-01 | 2011-06-14 | Brother Kogyo Kabushiki Kaisha | Presser foot device for sewing machine and sewing machine provided therewith |
| CN203683876U (en) * | 2014-01-04 | 2014-07-02 | 中捷缝纫机股份有限公司 | Driving structure of built-in presser foot lifting mechanism in sewing machine |
| CN203938858U (en) * | 2014-06-24 | 2014-11-12 | 杰克缝纫机股份有限公司 | The built-in automatic needle-foot-lifting of Sewing machines mechanism |
| CN204343014U (en) * | 2014-10-31 | 2015-05-20 | 浙江美机缝纫机有限公司 | A kind of computer flat sewing machine automatic needle-foot-lifting structure |
| CN204530139U (en) * | 2015-01-23 | 2015-08-05 | 浙江曼克斯缝纫机股份有限公司 | Sewing-machine foot hoisting mechanism |
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| Publication number | Publication date |
|---|---|
| CN105463710A (en) | 2016-04-06 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Effective date of registration: 20201202 Address after: 318000 No. 1008, east section of Donghai Avenue, Sanjia street, Jiaojiang District, Taizhou City, Zhejiang Province Patentee after: Zhejiang yikeda Intelligent Technology Co.,Ltd. Address before: 318000 No. 15 Airport South Road, Jiaojiang District, Zhejiang, Taizhou Patentee before: JACK SEWING MACHINE Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 1008, East Section of Donghai Avenue, Sanjia Street, Jiaojiang District, Taizhou City, Zhejiang Province, 318000 Patentee after: Zhejiang Jack Complete Zhilian Technology Co.,Ltd. Address before: No. 1008, East Section of Donghai Avenue, Sanjia Street, Jiaojiang District, Taizhou City, Zhejiang Province, 318000 Patentee before: Zhejiang yikeda Intelligent Technology Co.,Ltd. |