CN109208197A - A kind of adjustable electric control driving device of sewing needle distance density - Google Patents
A kind of adjustable electric control driving device of sewing needle distance density Download PDFInfo
- Publication number
- CN109208197A CN109208197A CN201811185637.7A CN201811185637A CN109208197A CN 109208197 A CN109208197 A CN 109208197A CN 201811185637 A CN201811185637 A CN 201811185637A CN 109208197 A CN109208197 A CN 109208197A
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- China
- Prior art keywords
- sewing
- multistage linear
- driving
- linear driver
- electric control
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- 238000009958 sewing Methods 0.000 title claims abstract description 50
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 230000001105 regulatory effect Effects 0.000 claims abstract description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 32
- 229910052742 iron Inorganic materials 0.000 claims description 16
- 238000009966 trimming Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005662 electromechanics Effects 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/14—Devices for changing speed or for reversing direction of rotation
- D05B69/18—Devices for changing speed or for reversing direction of rotation electric, e.g. foot pedals
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
A kind of adjustable electric control driving device of sewing needle distance density, including head, sewing machine case bottom plate and sewing Electrical Control, it adjusts it is characterized by: being provided with needle gage on chassis backplane and just backstitches integrated regulating mechanism, it includes a multistage linear driver that the needle gage, which adjusts and just backstitch integrated regulating mechanism, the output end of multistage linear driver and connecting rod one end are hinged, the connecting rod other end is connected by the mechanism that just backstitches of transmission mechanism and sewing machine, Electrical Control of sewing uses independent control to drivers at different levels in multistage linear driving, multistage linear driver 3 realizes the rotation for just backstitching the swing panel seat different angle of mechanism by transmission mechanism；The present invention improves the existing structure for backstitching driver, under the layout scenarios for not changing existing sewing machine Housing Base, while realizing the density switching just stitched and backstitched, and has the characteristics that structure is simple, setting is reasonable, easy switching.
Description
Technical field
The present invention relates to sewing machine technique, specifically a kind of adjustable electric control driving device of sewing needle distance density.
Background technique
Sewing machine can be closeer using needle gage when close joint as needed using close joint or normal sewing in sewing, cuts in this way
Line and the end of a thread are very short, so that the stitching that sewing now comes is more beautiful, but needle gage density typically manually adjusts, therefore in work
Density can not be adjusted when making while sewing, solves the problems, such as this thus, passes through automatically controlled mode now with some sewing machines
Control, before each sewing terminates, needle gage is adjusted to close joint state by dredging by electromagnet moment by the controller of sewing machine, is adopted
It is very short to reach the end of a thread after sewing trimming every time in this way, but due to general on existing electric control sewing machine chassis backplane
All installation backstitches control electromagnet, realizes that close joint needs increase another driver on chassis backplane；As notification number is
CN106637733A discloses a kind of sewing machine, it is characterised in that: includes driver one and connecting rod one, connecting rod one is rotatablely connected
On chassis backplane, and one end of connecting rod one is connect with the movable part of driver one, the movable part company of the other end and driver two
It connects, and the movable part of driver two is also connect with connecting rod two, connecting rod one enables its other end to drive by the driving rotation of driver one
The movement of connecting rod two, which is realized, is adjusted to respective needle away from close joint, and the movement of the driver one is controlled by controller；Due to sewing machine machine
Shell bottom plate original is equipped with trimming electromagnet assembly in the position of driver two, uses the position of trimming electromagnet assembly now
After installation of driver two, it is necessary to separately look for position to install trimming electromagnet assembly, due to such as driver in a Housing Base
One, trimming electromagnet, transmission shaft and connecting rod are all general parts, and due to changing more for trimming electromagnet position, Housing Base is original
Accessory structure all will at will change.
It can only realize basting when positive sewing and close joint switching using this structure simultaneously, just not no density when backstitching
It has switched, in order to realize that unique positive close joint needs to stop shell the big change of baseplate internal structure, economic benefit is poor.
Summary of the invention
A kind of adjustable electric control driving device of sewing needle distance density, changes the existing structure for backstitching driver
Into, under the layout scenarios for not changing existing sewing machine Housing Base, while the density switching that realization is just being stitched and backstitched, there is knot
The characteristics of structure advantages of simple and easy switching.
Following technical scheme is used to achieve the above object:
A kind of adjustable electric control driving device of sewing needle distance density, including head, sewing machine case bottom plate and sewing Electrical Control,
Adjust it is characterized by: being provided with needle gage on chassis backplane and just backstitch integrated regulating mechanism, the needle gage adjust and
Just backstitching integrated regulating mechanism includes a multistage linear driver, and the output end of multistage linear driver and connecting rod one end are hinged,
The connecting rod other end is connected by the mechanism that just backstitches of transmission mechanism and sewing machine, and sewing Electrical Control is at different levels in multistage linear driving
Driver uses independent control, and multistage linear driver realizes the swing panel seat different angle for just backstitching mechanism by transmission mechanism
Rotation；Swing panel seat rotational angle difference come realize just backstitch and just the needle gage of while falling seam density adjusting, when straight lines at different levels drive
Needle gage is in lower basting state when dynamic device is all failure to actuate, and when linear actuators at different levels all act, needle gage is in the shape of falling basting
State, needle gage is in positive close joint or the state of falling close joint when partial act in linear actuators at different levels.
The driving of driving at different levels is apart from different in the multistage linear driver.
The multistage linear driver is coaxially connected two-stage electromagnetic iron, in two-stage electromagnetic iron first order electromagnet and
The driving of second level electromagnet is apart from unequal.
The driving distance of the first order electromagnet and second level electromagnet is than for 4:6 or 3:7.
The transmission mechanism includes adjusting crank and pull rod, and just backstitching mechanism includes swinging panel seat, adjusts crank pivot joint
On chassis backplane, the end for adjusting crank one end and connecting rod is hinged, and the adjusting crank other end is hinged with tie rod end, and pull rod is another
One is flexibly connected with panel seat is swung；Multistage linear driver swings panel seat and turns through connecting rod and by adjusting crank and pull rod driving
It is dynamic.
The present invention is coaxially connected using multistage electromagnet by linear actuator, and only the driving of electromagnet at different levels is apart from not phase
It drives, the first solenoid actuated distance is 4, and magnet driving distance in the second level is 6, in this way
Two-stage electromagnetic iron simultaneously operation driving distance is then 10, when two-stage electromagnetic iron simultaneously operation, when solenoid actuated distance 10, is made
Just to backstitch mechanism include swinging the angle of panel seat rotation just from just switching to down basting, and when only first order electromagnet is dynamic
When making, swing on the position that panel seat rotation rotational angle is 1 from center position, sewing machine is then in positive close joint state at this time；When
When only second level magnet acts, swings panel seat rotational angle and crossed the position that center position is in -1, sewing machine is then located at this time
In the state of falling close joint；The present invention exactly utilizes two-stage electromagnetic iron different driving distance, so that the swing panel seat for just backstitching mechanism turns
Dynamic angle is positioned in the position for just falling more to be provided between basting just falling close joint, not only realizes positive basting and close joint shape in this way
State, while reversed backstitching also has basting and close joint state；The present invention is using the linear actuator using multistage simultaneously, without changing
The layout for having sewing machine chassis backplane is cashed, existing driver, and electromechanics of sewing need to be only replaced using multistage linear drives
Control uses independent control to drivers at different levels in multistage linear driving, and reasonable, easy switching spy is arranged in the configuration of the present invention is simple
Point.
Detailed description of the invention
Fig. 1 is surface structure schematic diagram of the invention；
Fig. 2 is the structural schematic diagram of chassis backplane of the invention；
Fig. 3 is the structural schematic diagram of needle gage driving mechanism of the present invention；
Fig. 4 corresponds to manual knob position view when being each state of the invention.
Specific embodiment
As shown in Figure 1-3, a kind of adjustable electric control driving device of sewing needle distance density, including head 1, sewing machine case
Bottom plate 2 and sewing Electrical Control, it is characterised in that: be provided with needle gage on chassis backplane 2 and adjust and just backstitch integrated adjusting machine
Structure, it includes a multistage linear driver 3 that the needle gage, which adjusts and just backstitch integrated regulating mechanism, multistage linear driver 3
Output end and 4 one end of connecting rod are hinged, and the multistage linear driver 3 is coaxially connected two-stage electromagnetic iron, two-stage electromagnetic iron
The driving of middle first order electromagnet 31 and second level electromagnet 32 is apart from unequal, described first order electromagnet 31 and the second level
The driving distance of electromagnet 32 is than for 4:6.
4 other end of connecting rod is connected by the mechanism that just backstitches of transmission mechanism and sewing machine, and the transmission mechanism includes adjusting
Crank 5 and pull rod 6 are saved, just backstitching mechanism includes swinging panel seat 7, adjusts crank 5 and is articulated on chassis backplane, adjusts crank 5 one
It holds hinged with the end of connecting rod 4, adjusts 5 other end of crank and 6 end of pull rod is hinged, another is movable with swing panel seat 6 for pull rod 6
Connection；Multistage linear driver 3 swings panel seat 6 and rotates through connecting rod and by adjusting crank 5 and the driving of pull rod 6；Sewing Electrical Control
Independent control is used to drivers at different levels in multistage linear driving 3.
When two-stage electromagnetic iron is all failure to actuate, when being equivalent at knob as at the A in Fig. 4, needle gage is in lower and dredges at this time
Gap-like state, when two-stage electromagnetic iron all acts, when being equivalent at knob as at the B in Fig. 4, needle gage is in the state of falling basting；
And when only first order electromagnet 31 acts, when being equivalent at knob as at the C in Fig. 4, needle gage is in positive close joint shape at this time
State；And when only second level electromagnet 32 acts, when being equivalent at knob as at the D in Fig. 4, needle gage is in close joint at this time
State.
The present invention is coaxially connected using multistage electromagnet by linear actuator, and only the driving of electromagnet at different levels is apart from not phase
Together, it is driven in the present embodiment using two-stage electromagnetic iron, the first solenoid actuated distance is 4, and second level magnet driving distance is
6, such two-stage electromagnetic iron simultaneously operation driving distance is then 10, when two-stage electromagnetic iron simultaneously operation, solenoid actuated distance
When 10, so that just backstitching mechanism includes swinging the angle of panel seat rotation just from just switching to down basting, and when the only first order
When electromagnet action, swing on the position that panel seat rotation rotational angle is 1 from center position, sewing machine is then in positive close joint at this time
State；When only second level magnet acts, swings panel seat rotational angle and crossed the position that center position is in -1, sew at this time
Machine is then in the state of falling close joint.
The present invention exactly utilizes two-stage electromagnetic iron different driving distance, so that just backstitching the swing panel seat rotational angle of mechanism
It is positioned in the position for just falling more to be provided between basting just falling close joint, not only realizes positive basting and close joint state in this way, together
Backstitching also for Shi Fanxiang has basting and close joint state；The present invention is existing without changing using the linear actuator using multistage simultaneously
There is the layout of sewing machine chassis backplane, existing driver, and Electrical Control pair of sewing need to be only replaced using multistage linear drives
Driver at different levels uses independent control in multistage linear driving, the configuration of the present invention is simple, setting rationally, easy switching the characteristics of.
Two-stage electromagnetic iron is not limited in multistage linear driving of the invention, is needed to be also provided with more stages according to realization
Not, needle gage density degree may further be refined.
Claims (5)
1. a kind of adjustable electric control driving device of sewing needle distance density, including head (1), sewing machine case bottom plate (2) and seam
It threads Electrical Control, it is characterised in that: it is provided with needle gage on chassis backplane (2) and adjusts and just backstitches integrated regulating mechanism, it is described
Needle gage adjust and just backstitch integrated regulating mechanism include a multistage linear driver (3), the output of multistage linear driver (3)
End is hinged with connecting rod (4) one end, and connecting rod (4) other end is connected by the mechanism that just backstitches of transmission mechanism and sewing machine, sewing machine
Automatically controlled to use independent control to drivers at different levels in multistage linear driving (3), multistage linear driver 3 is realized by transmission mechanism
Just backstitching the rotation of the swing panel seat different angle of mechanism.
2. a kind of adjustable electric control driving device of sewing needle distance density as described in claim 1, it is characterised in that: described
The driving of driving at different levels is apart from different in multistage linear driver (3).
3. a kind of adjustable electric control driving device of sewing needle distance density as claimed in claim 2, it is characterised in that: described
Multistage linear driver (3) is coaxially connected two-stage electromagnetic iron, first order electromagnet (31) and the second level in two-stage electromagnetic iron
The driving of electromagnet (32) is apart from unequal.
4. a kind of adjustable electric control driving device of sewing needle distance density as claimed in claim 3, it is characterised in that: described
The driving distance of first order electromagnet (31) and second level electromagnet (32) is than for 4:6 or 3:7.
5. a kind of adjustable electric control driving device of sewing needle distance density as described in Claims 1-4 any one, feature
Be: the transmission mechanism includes adjusting crank (5) and pull rod (6), and just backstitching mechanism includes swinging panel seat (7), is adjusted bent
Handle (5) is articulated on chassis backplane, adjust crank (5) one end and the end of connecting rod (4) it is hinged, adjust crank (5) other end and
Pull rod (6) end is hinged, pull rod (6) another with swing panel seat (6) be flexibly connected；Multistage linear driver (3) through connecting rod simultaneously
Panel seat (6) rotation is swung by adjusting crank (5) and pull rod (6) driving.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811185637.7A CN109208197A (en) | 2018-10-11 | 2018-10-11 | A kind of adjustable electric control driving device of sewing needle distance density |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811185637.7A CN109208197A (en) | 2018-10-11 | 2018-10-11 | A kind of adjustable electric control driving device of sewing needle distance density |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109208197A true CN109208197A (en) | 2019-01-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811185637.7A Pending CN109208197A (en) | 2018-10-11 | 2018-10-11 | A kind of adjustable electric control driving device of sewing needle distance density |
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| CN (1) | CN109208197A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54120057A (en) * | 1978-01-26 | 1979-09-18 | Janome Sewing Machine Co Ltd | Controller for needle plate and needle hole shifting mechanism |
| JPH07314633A (en) * | 1992-01-18 | 1995-12-05 | Cmk Corp | Plain-gauge fabric stretcher |
| CN1990935A (en) * | 2005-12-27 | 2007-07-04 | 重机公司 | Sewing machine |
| WO2013022115A1 (en) * | 2011-08-08 | 2013-02-14 | Yamato Sewing Machine Mfg. Co., Ltd. | Multi-thread chain stitch sewing machine with seam ravel preventing apparatus |
| CN106637733A (en) * | 2016-12-24 | 2017-05-10 | 杰克缝纫机股份有限公司 | Sewing machine |
| CN206580985U (en) * | 2017-03-25 | 2017-10-24 | 杰克缝纫机股份有限公司 | A kind of sewing machine |
| CN107731447A (en) * | 2017-09-29 | 2018-02-23 | 北京航空航天大学 | A kind of dual drive formula two-pass electromagnet |
| CN108286133A (en) * | 2018-03-23 | 2018-07-17 | 浙江美机缝纫机有限公司 | The close joint device of sewing machine |
| CN209260339U (en) * | 2018-10-11 | 2019-08-16 | 浙江川田缝纫机有限公司 | A kind of adjustable electric control driving device of sewing needle distance density |
-
2018
- 2018-10-11 CN CN201811185637.7A patent/CN109208197A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54120057A (en) * | 1978-01-26 | 1979-09-18 | Janome Sewing Machine Co Ltd | Controller for needle plate and needle hole shifting mechanism |
| JPH07314633A (en) * | 1992-01-18 | 1995-12-05 | Cmk Corp | Plain-gauge fabric stretcher |
| CN1990935A (en) * | 2005-12-27 | 2007-07-04 | 重机公司 | Sewing machine |
| WO2013022115A1 (en) * | 2011-08-08 | 2013-02-14 | Yamato Sewing Machine Mfg. Co., Ltd. | Multi-thread chain stitch sewing machine with seam ravel preventing apparatus |
| CN106637733A (en) * | 2016-12-24 | 2017-05-10 | 杰克缝纫机股份有限公司 | Sewing machine |
| CN206580985U (en) * | 2017-03-25 | 2017-10-24 | 杰克缝纫机股份有限公司 | A kind of sewing machine |
| CN107731447A (en) * | 2017-09-29 | 2018-02-23 | 北京航空航天大学 | A kind of dual drive formula two-pass electromagnet |
| CN108286133A (en) * | 2018-03-23 | 2018-07-17 | 浙江美机缝纫机有限公司 | The close joint device of sewing machine |
| CN209260339U (en) * | 2018-10-11 | 2019-08-16 | 浙江川田缝纫机有限公司 | A kind of adjustable electric control driving device of sewing needle distance density |
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Application publication date: 20190115 |
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| RJ01 | Rejection of invention patent application after publication |