CN107956051A - A kind of tension disk for automatically adjusting tension force of facial suture - Google Patents
A kind of tension disk for automatically adjusting tension force of facial suture Download PDFInfo
- Publication number
- CN107956051A CN107956051A CN201711488330.XA CN201711488330A CN107956051A CN 107956051 A CN107956051 A CN 107956051A CN 201711488330 A CN201711488330 A CN 201711488330A CN 107956051 A CN107956051 A CN 107956051A
- Authority
- CN
- China
- Prior art keywords
- cable
- clamping disc
- tension
- tension disk
- mounting base
- 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
Links
- 230000001815 facial effect Effects 0.000 title claims abstract description 7
- 238000009434 installation Methods 0.000 claims abstract description 20
- 238000009958 sewing Methods 0.000 claims abstract description 20
- 239000004020 conductor Substances 0.000 claims abstract description 4
- 229920001971 elastomer Polymers 0.000 claims description 17
- 239000000806 elastomer Substances 0.000 claims description 17
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 230000006641 stabilisation Effects 0.000 abstract 1
- 238000011105 stabilization Methods 0.000 abstract 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 6
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B47/00—Needle-thread tensioning devices; Applications of tensometers
- D05B47/04—Automatically-controlled tensioning devices
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention discloses a kind of tension disk for automatically adjusting tension force of facial suture, including the tension disk mounting base being fixed on sewing machine head, and coaxial inner conductor is disposed side by side on the first cable-clamping disc and the second cable-clamping disc in tension disk mounting base, is used for line between the first cable-clamping disc and the second cable-clamping disc.Tension disk mounting base is fixed with installation axle, and the second cable-clamping disc and the first cable-clamping disc are set on the mounting shaft from inside to outside；Straight pulse motor is equipped with sewing machine head；The drive rod of straight pulse motor passes through the centre bore of tension disk mounting base, and it is close to improve the drive disk of thread tension value to the first cable-clamping disc to be connected with outer end the second cable-clamping disc of driving.The present invention using straight pulse motor automatically controls thread tension regulated quantity, have the advantages that tension adjustment it is accurate, quickly, conveniently, stabilization.
Description
Technical field
The present invention relates to sewing machine field, specifically a kind of tension disk for automatically adjusting tension force of facial suture.
Background technology
The patent of invention of Patent No. 200510059226.X discloses a kind of line tension regulator of sewing machine,
Reaching the standard grade for suture needle is reached via thread take-up tension lever supply road from the line supply source for the sewing machine arm being made of anterior framework and rear frame
In the middle part of the way in footpath, tension force is given to reaching the standard grade, which includes：The suture being disposed on the anterior framework in the sewing machine arm
Power adjustment axis；Be supported in the thread tension adjustment axis be pushed side clamp and from sewing machine arm laterally this be pushed side
The pushing side clamp that clamp is pushed；By it is described be pushed side and push side clamp come change give reach the standard grade
The drive ram of power size；And be inserted through fore-end inside the thread tension adjustment axis and with the drive
Dynamic actuator links and the rear end side part thicker than front part, the driving force of the drive ram is passed to described push away
Press the pushing force transmitting member of side clamp.
Due to existing line tension regulator, using solenoid actuated, work long hours and decayed by driver control,
Line tension can be caused unstable.And existing driver, can only control clamp clamp and not two kinds of working statuses of clamp.It is right
The adjusting of upper thread clamping force size needs the elastic force either manually or by nut adjustment spring, therefore the adjusting upper thread folder that can not be automated
Clamp force.
The content of the invention
The technical problems to be solved by the invention are to be directed to above-mentioned state of the art, and provide a kind of automatic adjustment upper thread
The tension disk of tension force.
Technical solution is used by the present invention solves above-mentioned technical problem：A kind of clamp for automatically adjusting tension force of facial suture
Device, including the tension disk mounting base being fixed on sewing machine head, and coaxial inner conductor are disposed side by side in tension disk mounting base
First cable-clamping disc and the second cable-clamping disc, were used for line between the first cable-clamping disc and the second cable-clamping disc.Tension disk mounting base is fixed and set
There is installation axle, the second cable-clamping disc and the first cable-clamping disc are set on the mounting shaft from inside to outside；Straight pulse is equipped with sewing machine head
Motor；The drive rod of straight pulse motor passes through the centre bore of tension disk mounting base, and the second clamp of driving is connected with outer end
Disk is close to improve the drive disk of thread tension value to the first cable-clamping disc.
To optimize above-mentioned technical proposal, present invention additionally comprises following improved technical solution.
The back side of above-mentioned first cable-clamping disc or the second cable-clamping disc is equipped with elastomer.
The second above-mentioned cable-clamping disc slides axially setting on the mounting shaft；Elastomer be located at drive disk and the second cable-clamping disc it
Between.
Above-mentioned drive rod and drive disk have axially hollow cavity, and the inner of installation axle is threaded through in hollow cavity.
The first above-mentioned cable-clamping disc is fixed at the outer end of installation axle
The first above-mentioned cable-clamping disc is slidably arranged in the outer end of installation axle, and the back side of the first cable-clamping disc is equipped with elastomer.
The surface of above-mentioned drive rod has the perforate sliding slot connected with hollow cavity, and fixed pin is equipped with perforate sliding slot, Gu
One end of rationed marketing is fixedly connected with installation axle, and the other end is fixedly connected with tension disk mounting base.
Compared with prior art, the tension disk of a kind of automatic adjustment tension force of facial suture of the invention, can be conveniently by people
Machine interface Suture lines adjustment tension force, thread tension regulated quantity is automatically controlled using straight pulse motor, has tension adjustment accurately, soon
Speed, conveniently, stablize the advantages of.
Brief description of the drawings
Fig. 1 is the modular structure schematic diagram of embodiment 1.
Fig. 2 is the control flow schematic diagram of embodiment 1.
Fig. 3 is the schematic cross-sectional view of embodiment 1.
Fig. 4 is the assembling decomposition diagram of embodiment 1.
Fig. 5 is the schematic cross-sectional view of embodiment 2.
Embodiment
The embodiment of the present invention is described in further detail below in conjunction with attached drawing.
Fig. 1 to Fig. 5 show the structure diagram of the present invention.
Reference numeral therein is：Tension disk mounting base 1, sewing machine head 11, thread take-up spring 12, fixed pin 13, first press from both sides
Drum 2, installation axle 21, the second cable-clamping disc 3, straight pulse motor 4, drive rod 41, perforate sliding slot 41a, drive disk 5, elastomer
6。
Embodiment 1
As depicted in figs. 1 and 2, the device of the automatic adjustment sewing machine thread tension of the present embodiment, including tension disk and sewing machine
Control system.Sewing control system is embedded system, including for inputting and showing man-machine interface, the basis of thread tension value
Set the impulse motor control module that thread tension value sends corresponding pulses signal to impulse motor driver, and driving straight line
Impulse motor 4 is moved the impulse motor driver of correspondence course by order.
As shown in Figure 3 and Figure 4, the tension disk of the present embodiment, including the tension disk mounting base being fixed on sewing machine head 11
1, and coaxial inner conductor is disposed side by side on the first cable-clamping disc 2 and the second cable-clamping disc 3 in tension disk mounting base 1, the first cable-clamping disc 2
It was used for line between the second cable-clamping disc 3.Thread take-up spring 12 is also equipped with tension disk mounting base 1.
Tension disk mounting base 1 is fixed with installation axle 21, and the second cable-clamping disc 3 and the first cable-clamping disc 2 are set successively from inside to outside
Put in installation axle 21.
Straight pulse motor 4 is equipped with sewing machine head 11, straight pulse motor 4 can drive the axial straight line of drive rod 41
Movement.
The drive rod 41 of straight pulse motor 4 passes through the centre bore of tension disk mounting base 1, and is connected with outer end driving the
Two cable-clamping discs 3 are to the first cable-clamping disc 2 close to improve the drive disk 5 of thread tension value.
Second cable-clamping disc 3, which slides axially, to be arranged in installation axle 21, elastomer 6 be located at 5 and second cable-clamping disc 3 of drive disk it
Between.First cable-clamping disc 2 is fixed at the outer end of installation axle 21.Drive disk 5 drives the second cable-clamping disc 3 to compress the first cable-clamping disc 2
While compresses elastomeric 6.When the control drive disk 5 of straight pulse motor 4 is in diverse location, due to the compressed line of elastomer 6
Cheng Butong, the clamping force between the first cable-clamping disc 2 and the second cable-clamping disc 3 are just different.Suture is by the first cable-clamping disc 2 and the second folder
When between drum 3, there will be different tension values.
Drive rod 41 and drive disk 5 have axially hollow cavity, and the inner of installation axle 21 is threaded through in hollow cavity.Driving
The surface of bar 41 has the perforate sliding slot 41a connected with hollow cavity, and fixed pin 13, fixed pin 13 are equipped with perforate sliding slot 41a
One end be fixedly connected with installation axle 21, the other end is fixedly connected with tension disk mounting base 1.
Elastomer 6 preferably uses flexible packing ring, and compression travel is preferably set to 2mm between 10mm.Elastomer 6
Can also be spring, compression travel may be set in 5mm between 20mm.
In control system of sewing, the setting range of thread tension value is 0 to N grade, wherein the number range of N be 3 to
255.Man-machine interface includes display module and input module.Display module shows sewing machine parameters by display screen.Input
Module can be physical button or touch input screen.The initial value of thread tension value is 0, and change value passes through man-machine boundary
Face input sewing control system.
Sewing-machine control systems have the EEROM modules of storage thread tension value, and sewing-machine control systems are read in start
EEROM moulds thread tension initial value in the block is taken, and tension disk is in original operating state.Suture is changed by man-machine interface
After tension value, sewing-machine control systems store setting value to EEROM modules, and tension disk is in corresponding setting state.
Straight pulse motor 4 is equipped with back to zero sensor, so that drive rod 41 returns to work initial position.Straight pulse motor
4 maximum linear impulse stroke is more than or equal to the sum of compression travel and suture width of elastomer 6.
The maximum linear impulse stroke of straight pulse motor 4 preferably in 3mm between 10mm, in this impulse stroke scope
Interior, tension disk Suture lines adjustment tension value has faster response speed.
In the present embodiment, the thickness of elastomer 6 is 6mm or so, its compression travel is 3mm.Straight pulse motor 4 is most
Big straight line impulse stroke is 6mm.
When thread tension value is set as 0 grade, straight pulse motor 4 is in initial back to zero position, the position that drive rod 41 stops
Put, the gap between the first cable-clamping disc 2 and the second cable-clamping disc 3 is kept 3mm, more than the line width of usual 2.5mm.Due to
Gap between one cable-clamping disc 2 and the second cable-clamping disc 3 is more than or equal to suture width, at this time the first cable-clamping disc 2 and the second cable-clamping disc 3
Clamping force will not be applied to suture, so that the tension force on suture is minimum.
When thread tension value is set as 1 grade, sewing-machine control systems send work order, driving to straight pulse motor 4
Bar 41 promotes 3 displacement 1mm of the second cable-clamping disc.The gap between the first cable-clamping disc 2 and the second cable-clamping disc 3 is 2mm at this time, is less than
The line width of 2.5mm, but between the two in being not exclusively adjacent to state, elastomer 6 is uncompressed at this time, the first cable-clamping disc 2 and the
Clamping force is smaller between two cable-clamping discs 3, and the tension force on suture is also smaller.
Thread tension value is set as 2,3 ... or at N-1 grades, impulse motor control module is according to the suture of setting
Force value sends corresponding pulses number signal to impulse motor driver, by controlling straight pulse motor 4 to be in different straight line works
Make stroke, gradually tune up the clamping force between the first cable-clamping disc 2 and the second cable-clamping disc 3.Correspondingly, the tension force on suture also can
Increase with gear and gradually increase.
When thread tension value is set as N grades, straight pulse motor 4 runs to maximum linear impulse stroke, relative to 0 grade
When, 41 displacement 6mm of drive rod.Elastomer 6 is compressed 3mm at this time, applies elastic force to the first cable-clamping disc 2 and the second cable-clamping disc 3,
Clamping force between first cable-clamping disc 2 and the second cable-clamping disc 3 reaches maximum operation value, and tension force also reaches maximum on same suture.
When thread tension value is transferred to some gear, the umber of pulse that impulse motor control module is sent is J.In thread tension value
When being set as 0 to any one grade of R between N, the umber of pulse that impulse motor control module is sent meets calculation formula JR*θ/S/
360*T=LR, wherein JRFor R grades when umber of pulse and 0<R<N, θ are the step angle of straight pulse motor 4, and S is straight pulse motor
4 pulse subdivision number, T be straight pulse motor 4 helical pitch, LRFor R grades when straight pulse motor 4 straight line impulse stroke.
When thread tension value is set as N grades, the umber of pulse that impulse motor control module is sent meets calculation formula JN*θ/
S/360*T=LN, wherein θ is the step angle of straight pulse motor 4, and S is the pulse subdivision number of straight pulse motor 4, and T is straight line
The helical pitch of impulse motor 4, LNFor N grades when straight pulse motor 4 maximum linear impulse stroke.In the present embodiment, suture
Force value is up to 100 grades, the maximum linear impulse stroke L of straight pulse motor 4NFor 6mm, therefore can be according to the straight line used
Impulse motor 4, calculates umber of pulse JN。
When thread tension value is set in different stalls, the change of the straight line impulse stroke of straight pulse motor 4 is non-linear
's.It is usually larger in original speed position, the variable quantity of the straight line impulse stroke of straight pulse motor 4；Gear more rearward, straight line arteries and veins
The variable quantity for rushing the straight line impulse stroke of motor 4 is smaller.Pulse corresponding, that pulse motor control module is sent during different stalls
Number is also nonlinear for J, and specific umber of pulse impulse stroke as needed calculates.
Embodiment 2
As shown in figure 5, the tension disk of the present embodiment, structure is substantially similar to Example 1, and difference lies in the first cable-clamping disc 2 to slide for it
The dynamic outer end for being arranged on installation axle 21, elastomer 6 are located at the back side of the first cable-clamping disc 2.Drive disk 5 drives the second cable-clamping disc 3 to press
Compresses elastomeric 6 while tight first cable-clamping disc 2.
In the present embodiment, thread tension value is up to 120 grades.The thickness for selecting elastomer 6 is 7mm or so, its compressed line
Journey is 5mm.Be set as 0 grade in thread tension value, during straight pulse 4 back to zero of motor, the first cable-clamping disc 2 and the second cable-clamping disc 3 it
Between gap be 3mm.When thread tension value is set as 120 grades, the maximum linear impulse stroke L of straight pulse motor 4NFor 8mm.
Highly preferred embodiment of the present invention has illustrated, and the various change or remodeling made by those of ordinary skill in the art are not
It can depart from the scope of the present invention.
Claims (7)
1. a kind of tension disk for automatically adjusting tension force of facial suture, including the tension disk mounting base (1) being fixed on sewing machine head (11),
And coaxial inner conductor is disposed side by side on the first cable-clamping disc (2) and the second cable-clamping disc (3) in tension disk mounting base (1), described
It was used for line between one cable-clamping disc (2) and the second cable-clamping disc (3), it is characterized in that：The tension disk mounting base (1) is fixed with
Installation axle (21), second cable-clamping disc (3) and the first cable-clamping disc (2) are arranged in installation axle (21) from inside to outside；It is described
Straight pulse motor (4) is equipped with sewing machine head (11)；The drive rod (41) of the straight pulse motor (4) passes through the clamp
The centre bore of device mounting base (1), and the second cable-clamping disc of driving (3) is connected with to the first cable-clamping disc (2) close to raising in outer end
The drive disk (5) of thread tension value.
2. tension disk according to claim 1, it is characterized in that：First cable-clamping disc (2) or the back of the body of the second cable-clamping disc (3)
Face is equipped with elastomer (6).
3. tension disk according to claim 2, it is characterized in that：Second cable-clamping disc (3), which slides axially, is arranged on peace
Fill on axis (21)；The elastomer (6) is located between drive disk (5) and the second cable-clamping disc (3).
4. tension disk according to claim 3, it is characterized in that：The drive rod (41) and drive disk (5) have axial
Hollow cavity, the inner of the installation axle (21) are threaded through in the hollow cavity.
5. tension disk according to claim 4, it is characterized in that：First cable-clamping disc (2) is fixed at installation axle
(21) outer end.
6. tension disk according to claim 4, it is characterized in that：First cable-clamping disc (2) is slidably arranged in installation axle
(21) outer end, the back side of first cable-clamping disc (2) are equipped with elastomer (6).
7. tension disk according to claim 4, it is characterized in that：The surface of the drive rod (41) has to be connected with hollow cavity
Logical perforate sliding slot (41a), the perforate sliding slot (41a) is interior to be equipped with fixed pin (13), one end of the fixed pin (13) and institute
State installation axle (21) to be fixedly connected, the other end is fixedly connected with tension disk mounting base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711488330.XA CN107956051A (en) | 2017-12-30 | 2017-12-30 | A kind of tension disk for automatically adjusting tension force of facial suture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711488330.XA CN107956051A (en) | 2017-12-30 | 2017-12-30 | A kind of tension disk for automatically adjusting tension force of facial suture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107956051A true CN107956051A (en) | 2018-04-24 |
Family
ID=61957213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711488330.XA Pending CN107956051A (en) | 2017-12-30 | 2017-12-30 | A kind of tension disk for automatically adjusting tension force of facial suture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107956051A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111235772A (en) * | 2020-02-26 | 2020-06-05 | 宁波舒普机电股份有限公司 | Wire clamping device |
| CN111334945A (en) * | 2019-12-31 | 2020-06-26 | 浙江美机缝纫机有限公司 | Thread clamping tension adjusting device of sewing machine |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09220391A (en) * | 1995-12-13 | 1997-08-26 | Juki Corp | Yarn tension control device of sewing machine |
| CN1300890A (en) * | 1999-12-17 | 2001-06-27 | 重机公司 | Buttonhole machine |
| JP2003010581A (en) * | 2001-06-27 | 2003-01-14 | Juki Corp | Thread tension adjustor for sewing machine |
| CN1880538A (en) * | 2005-06-15 | 2006-12-20 | 重机公司 | Sewing machine |
| CN103314148A (en) * | 2011-01-12 | 2013-09-18 | 希安典型欧洲有限责任公司 | Upper thread tensioner |
| DE102016107262A1 (en) * | 2015-04-20 | 2016-10-20 | Juki Corporation | Sting outlet detecting device, sewing machine and trickle outlet detecting method |
| CN106637727A (en) * | 2016-11-30 | 2017-05-10 | 西安标准工业股份有限公司 | Electronic control line tension surface line head stable mechanism and control method thereof |
| CN106988038A (en) * | 2016-01-20 | 2017-07-28 | 天津宝盈电脑机械有限公司 | One kind automatically adjusts tension force of facial suture device |
| CN207845970U (en) * | 2017-12-30 | 2018-09-11 | 宁波舒普机电股份有限公司 | A kind of tension disk of automatic adjustment tension force of facial suture |
-
2017
- 2017-12-30 CN CN201711488330.XA patent/CN107956051A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09220391A (en) * | 1995-12-13 | 1997-08-26 | Juki Corp | Yarn tension control device of sewing machine |
| CN1300890A (en) * | 1999-12-17 | 2001-06-27 | 重机公司 | Buttonhole machine |
| JP2003010581A (en) * | 2001-06-27 | 2003-01-14 | Juki Corp | Thread tension adjustor for sewing machine |
| CN1880538A (en) * | 2005-06-15 | 2006-12-20 | 重机公司 | Sewing machine |
| CN103314148A (en) * | 2011-01-12 | 2013-09-18 | 希安典型欧洲有限责任公司 | Upper thread tensioner |
| DE102016107262A1 (en) * | 2015-04-20 | 2016-10-20 | Juki Corporation | Sting outlet detecting device, sewing machine and trickle outlet detecting method |
| CN106065516A (en) * | 2015-04-20 | 2016-11-02 | Juki株式会社 | Jump needle detecting device, sewing machine, bouncing pilotage detection method |
| JP2016202437A (en) * | 2015-04-20 | 2016-12-08 | Juki株式会社 | Stitch skipping detection device, sewing machine, stitch skipping detection method and program |
| CN106988038A (en) * | 2016-01-20 | 2017-07-28 | 天津宝盈电脑机械有限公司 | One kind automatically adjusts tension force of facial suture device |
| CN106637727A (en) * | 2016-11-30 | 2017-05-10 | 西安标准工业股份有限公司 | Electronic control line tension surface line head stable mechanism and control method thereof |
| CN207845970U (en) * | 2017-12-30 | 2018-09-11 | 宁波舒普机电股份有限公司 | A kind of tension disk of automatic adjustment tension force of facial suture |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111334945A (en) * | 2019-12-31 | 2020-06-26 | 浙江美机缝纫机有限公司 | Thread clamping tension adjusting device of sewing machine |
| CN111235772A (en) * | 2020-02-26 | 2020-06-05 | 宁波舒普机电股份有限公司 | Wire clamping device |
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Address after: 315100 Zhejiang city of Ningbo province Yinzhou District Jingu Road No. 219 Applicant after: Shupu Intelligent Technology Co.,Ltd. Address before: 315100 Zhejiang city of Ningbo province Yinzhou District Jingu Road No. 219 Applicant before: NINGBO SUPREME ELECTRONIC MACHINERY Inc. |
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Application publication date: 20180424 |
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