CN206015256U - A kind of industrial sewing machine bottom line anomaly alarming device based on diffuse-reflectance sensor - Google Patents
A kind of industrial sewing machine bottom line anomaly alarming device based on diffuse-reflectance sensor Download PDFInfo
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- CN206015256U CN206015256U CN201620914459.7U CN201620914459U CN206015256U CN 206015256 U CN206015256 U CN 206015256U CN 201620914459 U CN201620914459 U CN 201620914459U CN 206015256 U CN206015256 U CN 206015256U
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- bottom line
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- reflectance sensor
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Abstract
A kind of industrial sewing machine bottom line anomaly alarming device based on diffuse-reflectance sensor, it mainly solve existing bobbin thread for sewing machine and the technical problem such as cannot find extremely in time.Its drip irrigation device is：It includes base plate（1）, conditioning circuit module（2）, motor（11）, electric machine control system（10）, rotating shuttle under the base plate (1) and controlled pneumatic cylinder（3）；The rotating shuttle includes bobbin case（6）And peg or spindle（7）, the peg or spindle（7）Including bottom line wrapping post（74）With the flange for being located at wrapping post two ends（71）, wherein towards the flange of bobbin case one end（71）The alternate scalloped surface of plano-concave is made, and in concave region（73）On be set to black；Bobbin case（6）Side is provided with a light admission port, and its size is larger than recessed surface area；The conditioning circuit module of sensor（2）It is connected to the electric machine control system of controlled motor motion（10）.It is mainly applied to industrial sewing machine bottom line abnormality detection field.
Description
Technical field
This utility model is related to industrial sewing machine bottom line abnormality detection field, more particularly to a kind of based on diffuse-reflectance sensing
The apparatus and method of the industrial sewing machine bottom line abnormal alarm of device.
Background technology
At present, industrial sewing machine is to use one or more sewing threads, forms one or more stitchings, make on fabric
The machine that one layer or multilamellar sewing interweave or unite by a seam.Industrial sewing machine is widely used in clothing, shoes and hats, watchband etc. at present
The sewing of adornment, present industrial sewing machine have substantially carried out intellectuality, the pattern for playing its sewing of version with computer, and control
Its track that sews, the stitching which sews are neat, attractive in appearance, and quickly, easy to operate.
When sewing machine is in sewing fabric, the rotating shuttle of sewing machine（Including bobbin case and peg or spindle）Cooperate and eedle between with
Bottom line and upper thread are interweaved lock-stitch on fabric, so as to form the stitching on fabric.Upper thread is located in the pin of eedle
In the eyes, eedle does in sewing process and rises, declines sewing action；Rotating shuttle is made up of peg or spindle and bobbin case, and peg or spindle is housed in shuttle
In shell, bottom line is wrapped on peg or spindle；Upper thread is typically in the outside of sewing machine, and upper thread is general longer, can be with sewing process
Intuitively go very much to judge whether upper thread is finished and whether breaks, upper thread is processed to stop sewing；Rotating shuttle equipped with bottom line
It is typically mounted at the base plate of sewing machine, not in sewing personnel within sweep of the eye, so that being very difficult to judge whether bottom line is used
Whether complete or bottom line breaks.Once broken string or bottom line are finished, when going to process due to sewing machine sewing velocity quickly, fabric
On occur and sew without bottom line and pricked by eedle and haunt and have the cavity of stitching, so as to have impact on the effect of sewing, the work of reduction
The efficient practicality of industry sewing machine.
Chinese utility model patent CN204237983U is disclosed and is detected with bottom line based on the industrial sewing machine of Fibre Optical Sensor
Control system and method, described including bobbin case and peg or spindle, the peg or spindle includes wrapping post and is located at the flange at wrapping post two ends, institute
State and bottom line is wound with a reflective sheeting and wrapping post, be fixed with an optical fiber on the shuttle frame
Sensor, bobbin case are provided with the fibre optical transmission entrance and breach being interconnected.Electronic control module passes detected according to sensor
The optical signal of reflected light is judging in bobbin case whether neglected loading peg or spindle and whether bottom line amount on peg or spindle is enough.But, this equipment
Bobbin case and peg or spindle that the production for wanting special is adapted therewith, it is impossible to very easily apply on upper traditional industrial sewing machine；Here
In modulation circuit, it is impossible to dynamically adjust basic parameter according to actual environment, it is impossible to be applied to the change of environment well.
Content of the invention
The purpose of this utility model is to provide one kind and can detect whether bottom line is finished, and can also detect bottom line in sewing state
Whether break, also provide a kind of a kind of real-time industrial sewing machine bottom line based on diffuse-reflectance sensor for changing peg or spindle and report extremely
Alarm device.
This utility model solves the technical scheme adopted by its technical problem：The industrial sewing machine includes base plate 1, adjusts
Reason circuit module 2, motor 11, electric machine control system 10, rotating shuttle and controlled pneumatic cylinder 3；The rotating shuttle includes bobbin case 6 and peg or spindle 7,
Together with peg or spindle 7 is fitting to connection with bobbin case 6, the flange 71 at bottom line wrapping post 74 and wrapping post two ends on peg or spindle 7, is provided with；Bobbin case
6 sides are provided with a light admission port；The conditioning circuit module 2 of sensor is connected to the electric machine control system 10 of controlled motor motion, bottom
Conditioning circuit module 2 and controlled pneumatic cylinder 3 are installed under plate 1,3 one end of controlled pneumatic cylinder is connected with diffuse-reflectance sensor probe 5,
The conditioning circuit module 2 and controlled pneumatic cylinder 3 of diffuse-reflectance sensor is all powered by electric machine control system 10, conditioning circuit module 2
Transmitting terminal of the infrared light to diffuse-reflectance sensor probe 5 is produced, and analogue signal is obtained from receiving terminal and is processed as digital signal
Export to electric machine control system 10.
Controlled pneumatic cylinder 3 of the present utility model is provided with the fixing groove 4 of fixed diffuse-reflectance sensor probe 5, for fixed spy
5, and allow probe to move with push rod, can make probe just to the light hole on bobbin case；Pneumatic cylinder of the present utility model be automatically controlled,
Be connected with electric machine control system, the movement of push rod is controlled by electric machine control system, and then moves diffuse-reflectance sensor
Probe transmitting terminal and receiving terminal, process the abnormal situation of bottom line.
With transmitting terminal and receiving terminal, the conditioning circuit module 2 can be with for diffuse-reflectance sensor probe 5 of the present utility model
Black and white threshold value and process signal are dynamically adjusted with environmental change.
This utility model makes the alternate scalloped surface of plano-concave towards the flange 71 of bobbin case one end, and in concave region 73
On be set to black, diffuse-reflectance sensor 5 is sent out by sensing the plano-concave separation distance change of peg or spindle surface, more accurately identification
Penetrate signal.
7 upper flange of peg or spindle of the present utility model, 71 surface distributed has the alternate black-and-white two color surface of plano-concave, and concave surface is black
Concave region 73 accounts for the 1/3 of whole surface, and the flat surface on flange 71 accounts for the 2/3 of whole surface, or peg or spindle for white portion 72
71 surface of flange is divided into six parts, and wherein concave surface accounts for two parts, and is symmetrically and evenly distributed.
Conditioning circuit module of the present utility model 2 can be directed at black surface according to diffuse-reflectance sensor probe 5 and send back
The signal for coming to set the threshold value for distinguishing black and white according to actual environment dynamic, can sample receptor and return the letter of coming
Number, and analogue signal is modulated demodulation, filtering, is amplified and digitized processing, by digital signal to electric machine control system,
Conditioning circuit module can dynamically be arranged black and white threshold value according to the change of practical situation, it is possible thereby to according to industry seam
Thread machine actual installation situation adjusting probe and the distance on peg or spindle surface, the modulate circuit processing module is installed in sewing machine
Base plate.
The beneficial effects of the utility model are：In the industrial sewing machine bottom line anomaly alarming device, electric machine control system root
According to diffuse-reflectance sensor detect the black and white on bobbin flanges surface come judge bottom line and whether break and peg or spindle on bottom line be
No be finished, when bottom line break or bottom line be finished when, electric machine control system will allow sewing machine quickly to quit work, then
Electric machine control system to one signal of telecommunication of pneumatic cylinder, sensor probe is removed again, is allowed workman to change peg or spindle or process bottom line and is broken
Line.So as to ensureing to break because of bottom line or causing the cavity for having eedle to prick out on fabric without bottom line, sewing is improved
Efficiency and quality.In addition, the conditioning circuit module of the diffuse-reflectance sensor, can adjust receptor according to practical situation at any time
Differentiate the threshold value of black-white colors, therefore the device detection performance is high, real-time, so as to improve the reliability of whole device.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is peg or spindle structural representation of the present utility model；
Fig. 3 is the structural representation when peg or spindle black surface is for bobbin case light admission port；
Fig. 4 is the structural representation when peg or spindle white surface is for bobbin case light admission port；
Fig. 5 is diffuse-reflectance sensor bottom line anomaly alarming device schematic diagram of the present utility model；
Fig. 6 is the schematic diagram of conditioning circuit module of the present utility model.
In figure：1- base plates, 2- conditioning circuit modules, 3- controlled pneumatic cylinders, 4- fixing grooves, 5- diffuse-reflectance sensor probe are sent out
Penetrate end and receiving terminal）, 6- bobbin cases, 7- peg or spindles, 8- head of sewing machine, 9- eedles, 10- electric machine control systems, 11- motors, 71- convex
Edge, 72- white portions, 73- black concave regions, 74- bottom line wrapping posts.
Specific embodiment
With reference to the accompanying drawings and examples this utility model is described in further details.
Embodiment 1, this utility model provide a kind of industrial sewing machine bottom line abnormal alarm based on diffuse-reflectance sensor and fill
Put, the industrial sewing machine includes motor 11, electric machine control system 10, base plate 1, the rotating shuttle below base plate 1 and movement
5 transmitting terminal of sensor probe and receiving terminal）Pneumatic cylinder；The rotating shuttle includes bobbin case 6 and the peg or spindle 7 in bobbin case 6, institute
The flange 71 that peg or spindle 7 includes wrapping post 74 and is located at wrapping post two ends is stated, the wherein flange 71 towards bobbin case one end makes plano-concave
Alternate scalloped surface, and dirty oil paint is painted in concave surface 73；The bobbin case 6 will be provided with a light admission port, and its size is larger than
73 area of concave surface；Probe 5 of the diffuse-reflectance sensor with transmitting terminal and receiving terminal, and be able to can move with environmental change
The conditioning circuit module 2 of the adjustment black and white threshold value and process signal of state；The conditioning circuit module of the sensor is connected to control
The electric machine control system 10 of the motion of motor 11, refering to Fig. 1 to Fig. 6.
Embodiment 2, in control system of the present utility model, the conditioning circuit module 2 of diffuse-reflectance sensor and controlled pneumatic
Cylinder 3 is all powered by electric machine control system 10, and conditioning circuit module 2 produces transmitting terminal of the infrared light to probe 5, obtains from receiving terminal
Analogue signal and it is processed as digital signal and exports to electric machine control system 10, electric machine control system 10 is sentenced according to digital signal
Whether disconnected bottom line is finished or whether bottom line breaks is come whether controlled motor shuts down, and sends a signal to controlled pneumatic cylinder
3 moving diffuse-reflectance sensor probe 5, is conveniently replaceable peg or spindle 7.Above-mentioned diffuse-reflectance sensor 5 is mainly by the thang-kng of bobbin case 6
Hole detects that black-and-white signal is separated out with the motion of peg or spindle 7 recognizing the signal of the black-white colors labelling on peg or spindle 7
Existing, when there is broken string or bottom line is finished, peg or spindle 7 is not just moved, then diffuse-reflectance sensor 5 just recognizes black always
Color or white.Make concave surface 73 and dirty oil paint is coated in concave surface 73 and can be more conducive to diffuse-reflectance biography in above-mentioned bobbin flanges surface
Sensor 5 can identify black-and-white two color in the case where peg or spindle rotating speed is very high, and refering to Fig. 1 to Fig. 6, remaining is with embodiment 1.
Embodiment 3, has fixing groove 4 to fix the probe 5 of diffuse-reflectance sensor on controlled pneumatic cylinder of the present utility model
Penetrate end and receiving terminal）, so probe 5 can be moved with pneumatic cylinder 3, not only can be according to the practical structures situation of sewing machine
To adjust probe the distance between 5 and rotating shuttle, also it is to change bottom line in 1 time narrow space of base plate and process bottom line broken string
Provide and sensor probe 5 may be moved at a distance by pneumatic cylinder 3, leave enough spaces to carry out artificial treatment
Operation）, refering to Fig. 1 to 6, remaining combination with any of the above embodiment or 2 above example.
Embodiment 4, bobbin flanges surface 71 of the present utility model make the sector of plano-concave separately, and coat in concave surface 73
Black paint, and bobbin flanges surface 71 is divided into six parts, and wherein concave surface accounts for two parts, is symmetrically and evenly distributed, and diffuse-reflectance is sensed
Device 5 more accurately recognizes transmission signal by sensing the plano-concave separation distance change of peg or spindle surface.Sewing machine sewing when
Speed is very high, causes the rotating speed of peg or spindle also very high, and when particularly bottom line runs low, peg or spindle 7 will be rotated faster, so adopting
Dirty oil paint is coated with concave surface 73, is conducive to sensor accurately to receive very much irreflexive reflected light with this to identify black letter
Number；As rotating speed is fast, if irrational distribution between black and white, sensor will be caused to recognize not out black and white, this device
Be divided into six parts using 71 surface of flange, wherein concave surface 73 accounts for two parts, and is symmetrically and evenly distributed, black occupancy volume moderate and
All two black signals are often enclosed, it is ensured that the signal that sensor acquisition is arrived is undistorted, standard not, efficiently, quickly identifies black
White signal, refering to Fig. 1 to 6, remaining combination with any of the above embodiment or 2 above example.
Embodiment 5, conditioning circuit module of the present utility model 2 are inside provided with comparison module.The comparison module can be according to reality
Border environment is adjusting, determine the threshold value of black-white colors, it is ensured that the accuracy of the black and white recognized under different operating environment.And
The analogue signal for collecting is modulated, is compared, digitized processing, digitized black-and-white signal is sent to motor control system
System 10, electric machine control system 10 carries out the control of next step further according to received signal, and refering to Fig. 1 to 6, remaining is with more than
Any embodiment or the combination of 2 above example.
Embodiment 6, this utility model provide a kind of industrial sewing machine bottom line abnormal alarm based on diffuse-reflectance sensor
Device, the method for the industrial sewing machine bottom line abnormal alarm comprise the steps：
1）According to 1 structures below of different sewing machines base plate, 5 transmitting terminal of diffuse-reflectance sensor probe and receiving terminal is determined）
With rotating shuttle bobbin case 6 and peg or spindle 7）The distance between, then allow sensor to be powered, by probe 5 against the light hole of bobbin case 6, adjust
Peg or spindle 7 allow its black concave surface 73 just to light hole, thus carry out to arrange the threshold value of black and white according to actual environment, the threshold value is
The power of the reflected light that diffuse-reflectance sensor is received by receiving terminal is judging a black and white parameter；
2）Infrared light is launched to the light hole of bobbin case by the transmitting terminal of diffuse-reflectance sensor probe 5, peg or spindle is irradiated to
Black concave surface 73 or white surface 72, the sensor signal that also reception 71 surface diffuse reflectance of bobbin flanges is returned simultaneously, and to
Conditioning circuit module 2 sends the analogue signal for detecting；
3）The analogue signal for receiving is compared by conditioning circuit module 2 with threshold value set before, and output is represented to be known
The black and white digital signal being clipped to is controlled to sew according to the digital signal for sending to electric machine control system 10, electric machine control system 10
Whether machine works on, and then retransmits signal to pneumatic cylinder 3, allows which to move diffuse-reflectance sensor probe 5, and slot milling is easy to
Change bottom line or process the situation of bottom line broken string；
When conditioning circuit module 2 to electric machine control system 10 send when being black and white alternating signal, represent peg or spindle 7 exist
Motion, bottom line state are normal, then electric machine control system 10 continues to send normal burst to motor driver, allows motor 11 just to continue
Often operate；
When conditioning circuit module 2 to the motor control decorum 10 send when being black signal or white signal, represent shuttle
Core 7 shuts down, and bottom line broken string or bottom line are finished, then electric machine control system 10 stops concurrent to the transmission operating pulse of motor 11
Send, allow the stop motion immediately of motor 11, while to pneumatic cylinder 3 is sent a signal to, allowing which to move unrestrained anti-
Penetrate sensor probe 5, slot milling is conveniently replaceable bottom line or processes the situation of bottom line broken string, refering to Fig. 1 to 6, remaining with
Upper any embodiment or the combination of 2 above example.
In sum, a kind of industrial sewing machine bottom line abnormal alarm based on diffuse-reflectance sensor of the present utility model is filled
Put, be dynamically suitable for various working environments, can detect that bottom line such as breaks, is finished at the abnormal conditions, effectively prevents in real time
Because bottom line is abnormal, caused crack, operation are done over again, and reliably ensure that stitching regularity and the aesthetics of sewing, carry
The high ease for operation of sewing machine and high efficiency, high-quality.So this utility model effectively overcome of the prior art a variety of
Shortcoming and there is high industrial utilization.
The beneficial effects of the utility model are：In the industrial sewing machine bottom line anomaly alarming device, electric machine control system root
According to diffuse-reflectance sensor detect the black and white on bobbin flanges surface come judge bottom line and whether break and peg or spindle on bottom line be
No be finished, when bottom line break or bottom line be finished when, electric machine control system will allow sewing machine quickly to quit work, then
Electric machine control system to one signal of telecommunication of pneumatic cylinder, sensor probe is removed again, is allowed workman to change peg or spindle or process bottom line and is broken
Line.So as to ensureing to break because of bottom line or causing the cavity for having eedle to prick out on fabric without bottom line, sewing is improved
Efficiency and quality.In addition, the conditioning circuit module of the diffuse-reflectance sensor, can adjust receptor according to practical situation at any time
Differentiate the threshold value of black-white colors, therefore the device detection performance is high, real-time, so as to improve the reliability of whole device.
Claims (6)
1. a kind of industrial sewing machine bottom line anomaly alarming device based on diffuse-reflectance sensor, is characterized in that：It includes base plate
（1）, conditioning circuit module（2）, motor（11）, electric machine control system（10）, rotating shuttle and controlled pneumatic cylinder（3）；The rotating shuttle bag
Include bobbin case（6）And peg or spindle（7）, peg or spindle（7）With bobbin case（6）It is fitting to connection together, peg or spindle（7）On be provided with bottom line wrapping post
（74）Flange with wrapping post two ends（71）；Bobbin case（6）Side is provided with a light admission port；The conditioning circuit module of sensor（2）Even
It is connected to the electric machine control system of controlled motor motion（10）, base plate（1）Under conditioning circuit module is installed（2）With controlled pneumatic cylinder
（3）, controlled pneumatic cylinder（3）One end is connected with diffuse-reflectance sensor probe（5）, the conditioning circuit module of diffuse-reflectance sensor（2）
With controlled pneumatic cylinder（3）All by electric machine control system（10）Power supply, conditioning circuit module (2) produce infrared light and sense to diffuse-reflectance
The transmitting terminal of device probe (5), obtains analogue signal and is processed as digital signal from receiving terminal and export to electric machine control system
(10).
2. a kind of industrial sewing machine bottom line anomaly alarming device based on diffuse-reflectance sensor according to claim 1, which is special
Levying is：The controlled pneumatic cylinder（3）It is provided with fixed diffuse-reflectance sensor probe（5）Fixing groove（4）, for fixed probe（5）,
And allow probe to move with push rod.
3. a kind of industrial sewing machine bottom line anomaly alarming device based on diffuse-reflectance sensor according to claim 1, which is special
Levying is：The diffuse-reflectance sensor probe（5）With transmitting terminal and receiving terminal, the conditioning circuit module（2）Can be with environment
Change and dynamically adjust black and white threshold value and process signal.
4. a kind of industrial sewing machine bottom line anomaly alarming device based on diffuse-reflectance sensor according to claim 1, which is special
Levying is：Flange towards bobbin case one end（71）The alternate scalloped surface of plano-concave is made, and in concave region（73）On be set to
Black.
5. a kind of industrial sewing machine bottom line anomaly alarming device based on diffuse-reflectance sensor according to claim 1, which is special
Levying is：The peg or spindle（7）Upper flange（71）Surface distributed has the alternate black-and-white two color surface of plano-concave, and concave surface is black concave region
（73）The 1/3 of whole surface is accounted for, flange（71）On flat surface be white portion（72）Account for the 2/3 of whole surface.
6. a kind of industrial sewing machine bottom line anomaly alarming device based on diffuse-reflectance sensor according to claim 1 or 5, its
It is characterized in that：The conditioning circuit module（2）Can be according to diffuse-reflectance sensor probe（5）Alignment black surface sends the letter of returning
Number come to set the threshold value for distinguishing black and white according to actual environment dynamic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620914459.7U CN206015256U (en) | 2016-08-22 | 2016-08-22 | A kind of industrial sewing machine bottom line anomaly alarming device based on diffuse-reflectance sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620914459.7U CN206015256U (en) | 2016-08-22 | 2016-08-22 | A kind of industrial sewing machine bottom line anomaly alarming device based on diffuse-reflectance sensor |
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| CN206015256U true CN206015256U (en) | 2017-03-15 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108286136A (en) * | 2018-04-03 | 2018-07-17 | 南京亚奇过滤材料设备有限公司 | A kind of broken string identification warning device and method |
| CN109706645A (en) * | 2019-02-25 | 2019-05-03 | 陈艺舟 | Based on the bobbin thread for sewing machine peg or spindle rotation testing agency of color sensing and detection method |
| CN110079942A (en) * | 2019-05-24 | 2019-08-02 | 安徽杰羽制鞋机械科技有限公司 | A kind of bobbin thread for sewing machine monitoring device and its monitoring method |
| CN107345344B (en) * | 2017-07-10 | 2020-01-31 | 杰克缝纫机股份有限公司 | Automatic resetting device of sewing machine bottom line detection sensors and sewing machine |
-
2016
- 2016-08-22 CN CN201620914459.7U patent/CN206015256U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107345344B (en) * | 2017-07-10 | 2020-01-31 | 杰克缝纫机股份有限公司 | Automatic resetting device of sewing machine bottom line detection sensors and sewing machine |
| CN108286136A (en) * | 2018-04-03 | 2018-07-17 | 南京亚奇过滤材料设备有限公司 | A kind of broken string identification warning device and method |
| CN108286136B (en) * | 2018-04-03 | 2023-08-29 | 南京亚奇过滤材料设备有限公司 | Broken line identification alarm device and method |
| CN109706645A (en) * | 2019-02-25 | 2019-05-03 | 陈艺舟 | Based on the bobbin thread for sewing machine peg or spindle rotation testing agency of color sensing and detection method |
| CN110079942A (en) * | 2019-05-24 | 2019-08-02 | 安徽杰羽制鞋机械科技有限公司 | A kind of bobbin thread for sewing machine monitoring device and its monitoring method |
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180228 Address after: 523000 Guangdong province Dongguan city of Songshan Lake High and New Technology Industrial Development Zone, No. nine road 1 R & D building 312 Patentee after: Dongguan stability control Intelligent Technology Co., Ltd. Address before: 411104 Hunan Province, Xiangtan city Yuetang District pagoda Street Furong Road No. 46 the first Garden City Comprehensive Building 1 floor A Building 1 unit 070104 Patentee before: Wuhan Ding Ding Technology Co., Ltd. |
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| CP03 | Change of name, title or address |
Address after: 518000 Room 301, building 22, baiwangxin Industrial Park, No. 1002, Songbai Road, Yangguang community, Xili street, Nanshan District, Shenzhen, Guangdong Patentee after: Shenzhen leisai Automation System Co.,Ltd. Address before: 523000 R & D building 312, No. 1, Keji ninth Road, Songshanhu high tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee before: DONGGUAN WENKONG INTELLIGENT TECHNOLOGY Co.,Ltd. |