CN108754901A - A kind of line hair cleaning plant at bobbin thread for sewing machine surplus detection - Google Patents
A kind of line hair cleaning plant at bobbin thread for sewing machine surplus detection Download PDFInfo
- Publication number
- CN108754901A CN108754901A CN201810548248.XA CN201810548248A CN108754901A CN 108754901 A CN108754901 A CN 108754901A CN 201810548248 A CN201810548248 A CN 201810548248A CN 108754901 A CN108754901 A CN 108754901A
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- China
- Prior art keywords
- sewing machine
- rotating shuttle
- cleaning
- line hair
- photoelectric sensor
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Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B59/00—Applications of bobbin-winding or -changing devices; Indicating or control devices associated therewith
- D05B59/02—Devices for determining or indicating the length of thread still on the bobbin
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B65/00—Devices for severing the needle or lower thread
- D05B65/06—Devices for severing the needle or lower thread and for disposing of the severed thread end ; Catching or wiping devices for the severed thread
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The present invention provides the line hair cleaning plants at a kind of bobbin thread for sewing machine surplus detection, belong to technical field of sewing equipment.It solves existing bobbin thread for sewing machine surplus detection and is easy the technical problems such as error.This sewing machine includes trimming knife rest, bottom plate and rotating shuttle, and the photoelectric sensor towards rotating shuttle is installed on bottom plate；Line hair cleaning plant includes cleaning item, cleaning item is arranged on the outside of rotating shuttle and between photoelectric sensor and rotating shuttle, cleaning item is connected on trimming knife rest and can be rotated around rotating shuttle under the drive of trimming knife rest, have on cleaning item when the light of photoelectric sensor can be allowed to inject in rotating shuttle by the space of light excessively.Line hair cleaning plant in the present invention effectively prevent the light of photoelectric sensor to be accumulated by the line hair of channel position and influence accuracy in detection and reliability by cleaning item timing cleaning line hair.
Description
Technical field
The invention belongs to sewing-machine equipment technical field, it is related to a kind of bobbin thread for sewing machine surplus testing agency, especially one
Line hair cleaning plant at kind bobbin thread for sewing machine surplus detection.
Background technology
Sewing machine is formed one or more stitchings on fabric, is made one or more layers face with one or more sewing thread
The machine that material interweaves or unites by a seam.Sewing machine when sewing fabric, the rotating shuttle and eedle of sewing machine cooperate baseline and
Upper thread is interleaved with each other lock-stitch on fabric, to form stitching.Upper thread is threaded through in the pinprick of eedle, eedle do rise,
Descending motion；Rotating shuttle is made of bobbin case and peg or spindle, and peg or spindle is housed in bobbin case, and baseline is wrapped on peg or spindle.Upper thread generally compared with
It is long, have a 3000m-4000m, and in sewing process user can observe at any time upper thread line amount number, therefore upper thread can be replaced in time.
But due to the limitation in sewing machine space and mechanism principle, baseline is generally shorter, only 20m-50m, therefore needed in sewing process
It is replaced as frequently as baseline, baseline is not easy to observe in rotating shuttle, not found yet if being used up when baseline, and sky can occur and step on phenomenon,
Pin hole is generated on cloth, causes the waste of precious cloth, and increases the intensity that worker does over again.Therefore gesture is answered in baseline surplus detection
It generates, current baseline surplus detection mode mostly uses greatly photoelectric sensor and is detected, and principle is incident to reflective for light
Body surface and reflection light are to achieve the purpose that receive signal.But in sewing process, suture and cloth are easy to generate line
Hair is adhered to and is overstock in each corner in baseplate of sewing machine front end, when line hair overstocks the incidence of blocking photoelectric sensor light and reflection
When, it is susceptible to the case where baseline detection is failed.
Such as Chinese patent (notification number：CN107653582A, publication date：2018-02-02) disclose a kind of sewing machine shuttle peg
The detection structure of upper baseline, peg or spindle include the cylinder for having through-hole, and through-hole is arranged along cylinder axis, and the both ends of cylinder are equal
With forming winding slot between radially outwardly extending baffle and two baffles, detection structure include electronic control module and with electricity
Control the photoelectric sensor of module connection；The bottom of winding slot is equipped with reflective layer one, and it is inside to define the opposite side of two baffles
Face, another side are lateral surface, have reflective layer two in two baffles on the lateral surface of at least one baffle, and have reflective layer
It is provided at least one loophole on two baffle, photoelectric sensor can emit light beam to above-mentioned reflective layer two and reflective respectively
Above-mentioned transmitting light beam reflection can be back to photoelectric sensor by layer one, reflective layer two and reflective layer one respectively.
Design reflecting element by photoelectric sensor and on peg or spindle in above patent document is to detect shuttle peg base line
It is no to be finished, the phenomenon that equally accumulating the excessive light beam for influencing photoelectric sensor because of line hair and detection caused to fail.
Invention content
The present invention existing above problem in view of the prior art provides the line hair at a kind of bobbin thread for sewing machine surplus detection
Cleaning plant, the technical problem to be solved by the present invention is to：How it is timely and effective remove bobbin thread for sewing machine surplus detection at line
Hair is to ensure the accurate reliability of baseline surplus detection.
Object of the invention can be realized by the following technical scheme：
A kind of line hair cleaning plant at bobbin thread for sewing machine surplus detection, sewing machine include trimming knife rest, bottom plate and rotating shuttle,
The photoelectric sensor towards the rotating shuttle is installed on the bottom plate；It is characterized in that, the line hair cleaning plant includes cleaning
Part, the cleaning item are arranged on the outside of the rotating shuttle and between the photoelectric sensor and the rotating shuttle, the cleaning item
It is connected on the trimming knife rest and can be rotated around the rotating shuttle under the drive of trimming knife rest, there is energy on the cleaning item
When the light of photoelectric sensor enough being allowed to be injected in the rotating shuttle by the space of light excessively.
Its principle is as follows：Cleaning item is fixedly mounted on trimming knife rest, and when original state, the thread cutting mechanism of sewing machine is motionless
Make, trimming knife rest and cleaning item are also failure to actuate, and the light of photoelectric sensor can be entered by the space illumination of light excessively of cleaning item
The inside of rotating shuttle is detected the baseline in rotating shuttle.When needing trimming, trimming knife rest can be swung, so drive cleaning item around
Rotating shuttle rotates, and cleaning item is with trimming knife rest circular motion to the peak of trimming position；This of short duration time photoelectric sensing
Device can not be detected the baseline in rotating shuttle, and cleaning item is reset to initial position, light again with trimming knife rest after trimming
Electric transducer is again detected the baseline in rotating shuttle, and such sewing machine is primary per trimming, and cleaning item is just acted with trimming knife rest
Once, to dial, to clear away lineation hair primary.By cleaning item timing cleaning line hair, the light of photoelectric sensor is effectively prevent to be led to
The line hair of road position is accumulated and influences accuracy in detection and reliability.
Line hair cleaning plant in the technical program is simple in structure, and manufacturing cost is low, facilitates installation, it is only necessary to be installed
On the transmission parts of existing sewing machine, do not increase labyrinth, it is versatile, it is suitable for any automatic shear line sewing machine；And
And it is good to line hair cleaning effect.
In the line hair cleaning plant at above-mentioned bobbin thread for sewing machine surplus detection, the cleaning item includes being located at bottom
Blocking portion one and blocking portion two positioned at side, the side of the blocking portion two also have a blocking portion three, the blocking portion one,
Blocking portion two and blocking portion three are encircled into the space of light excessively jointly.Cleaning item subregion is located at the light of photoelectric sensor
Lower section, rest part are covered in photoelectric sensor on periphery under the premise of not influencing detection, and to the light of photoelectric sensor
In partially enclosed guard mode, ensure the reliability of light signal.
In the line hair cleaning plant at above-mentioned bobbin thread for sewing machine surplus detection, the side of the blocking portion two is towards institute
Light space was stated, the other side of the blocking portion two is installed with cleaning part, and the outer edge of the cleaning part has the flanging of bending.
In the line hair cleaning plant at above-mentioned bobbin thread for sewing machine surplus detection, the cleaning part is towards the photoelectric transfer
The side of sensor is further opened with resigning groove；The cleaning part is towards the end face of the rotating shuttle close to the peripheral surface of the rotating shuttle.
In this way when cleaning item is acted with trimming knife rest, prevent cleaning part from being interfered with photoelectric sensor.
In the line hair cleaning plant at above-mentioned bobbin thread for sewing machine surplus detection, there is interconnecting piece on the cleaning item,
The interconnecting piece offers connecting hole, and the connection bolt that can be screwed onto on the trimming knife rest is inserted in the connecting hole.
In the line hair cleaning plant at above-mentioned bobbin thread for sewing machine surplus detection, the cleaning item uses assembled structure
Part is integrally formed using metal plate punching.In this way when improving existing sewing machine, it is only necessary to increase single component, it will be able to
Line hair is cleared up, simple in structure, manufacturing cost is low, also allows for installing.
In the line hair cleaning plant at above-mentioned bobbin thread for sewing machine surplus detection, installation branch is installed on the bottom plate
Frame, the photoelectric sensor are connected in the mounting bracket.Bottom plate is normal baseplate of sewing machine, and photoelectric sensor passes through installation
Holder is fixedly mounted on bottom plate, and mounting means can be same as the prior art, can also be done according to the structure of this cleaning item
Go out to adapt to adjustment, prevent the two interference, while also allowing for whole structure assembling.
Compared with prior art, the line hair cleaning plant in the present invention has the following advantages：
1, the line hair cleaning plant in the present invention effectively prevent the light of photoelectric sensor by cleaning item timing cleaning line hair
Line is accumulated by the line hair of channel position and influences accuracy in detection and reliability.
2, the line hair cleaning plant in the present invention is simple in structure, and manufacturing cost is low, facilitates installation, it is only necessary to be installed in
On the transmission parts of existing sewing machine, do not increase labyrinth, it is versatile, it is suitable for any automatic shear line sewing machine；And
It is good to line hair cleaning effect.
Description of the drawings
Fig. 1 is the mounting structure schematic diagram of cleaning item and photoelectric sensor in line hair cleaning plant.
Fig. 2 be this line hair cleaning plant in the initial state install and use structural schematic diagram.
Fig. 3 is the partial enlargement structural representation at A in Fig. 2.
Fig. 4 is that this line hair cleaning plant installs and uses structural schematic diagram in the state of cleaning.
In figure, 1, bottom plate；2, trimming knife rest；3, rotating shuttle；4, photoelectric sensor；41, light；5, cleaning item；51, light is empty excessively
Between；52, blocking portion one；53, blocking portion two；54, blocking portion three；55, cleaning part；55a, flanging；55b, resigning groove；56, even
Socket part；56a, connecting hole；6, mounting bracket；7, bolt is connected.
Specific implementation mode
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As shown in Figures 1 to 4, this sewing machine includes trimming knife rest 2, bottom plate 1 and rotating shuttle 3, and installation branch is installed on bottom plate 1
Frame 6 is installed with the photoelectric sensor 4 towards rotating shuttle 3 in mounting bracket 6；This line hair cleaning plant includes cleaning item 5, cleaning item 5
In the outside of rotating shuttle 3 and between photoelectric sensor 4 and rotating shuttle 3, cleaning item 5 is connected on trimming knife rest 2 and can be for setting
It is rotated around rotating shuttle 3 under the drive of trimming knife rest 2, having on cleaning item 5 can allow the light 41 of photoelectric sensor 4 to inject rotating shuttle 3
When interior by the space of light excessively 51；Specifically, cleaning item 5 includes the resistance positioned at the blocking portion 1 of bottom and positioned at side
The side of stopper 2 53, blocking portion 2 53 also has blocking portion 3 54, blocking portion 1, blocking portion 2 53 and blocking portion 3 54
It was encircled into light space 51 jointly；The side of blocking portion 2 53 is installed with towards light space 51, the other side of blocking portion 2 53 excessively
Cleaning part 55, the outer edge of cleaning part 55 have the flanging 55a of bending；It is also opened towards the side of photoelectric sensor 4 cleaning part 55
Equipped with resigning groove 55b；Cleaning part 55 is towards the end face of rotating shuttle 3 close to the peripheral surface of rotating shuttle 3；There is interconnecting piece on cleaning item 5
56, interconnecting piece 56 offers connecting hole 56a, and the connection bolt 7 that can be screwed onto on trimming knife rest 2 is inserted in connecting hole 56a.
Cleaning item 5 is fixedly mounted on trimming knife rest 2, and when original state, the thread cutting mechanism of sewing machine is failure to actuate, trimming knife rest 2 and
Cleaning item 5 is also failure to actuate, and the light 41 of photoelectric sensor 4 can be irradiated by the space of light excessively 51 of cleaning item 5 in rotating shuttle 3
Portion is detected the baseline in rotating shuttle 3.When needing trimming, trimming knife rest 2 can be swung, and then drive cleaning item 5 around rotating shuttle 3
Rotation, cleaning item 5 with 2 circular motion of trimming knife rest to trimming position peak；This of short duration time photoelectric sensor 4
Baseline in rotating shuttle 3 can not be detected, cleaning item 5 is reset to initial position, light again with trimming knife rest 2 after trimming
Electric transducer 4 is again detected the baseline in rotating shuttle 3, and such sewing machine is primary per trimming, and cleaning item 5 is just with trimming knife rest 2
Action is primary, and to dial, to clear away lineation hair primary.Line hair is periodically cleared up by cleaning item 5, effectively prevent the light of photoelectric sensor 4
Line 41 is accumulated by the line hair of channel position and influences accuracy in detection and reliability；This line hair cleaning plant is simple in structure, manufacture
It is at low cost, facilitate installation, it is only necessary to be installed on the transmission parts of existing sewing machine, not increase labyrinth, versatility
By force, it is suitable for any automatic shear line sewing machine；And it is good to line hair cleaning effect.
Cleaning item 5 in the present embodiment is integrally formed using assembled structure part or using metal plate punching；Cleaning item 5 uses
When metal plate punching is integrally formed, only need to increase single component during improving existing sewing machine, it will be able to clear up line
Hair, simple in structure, manufacturing cost is low, also allows for installing.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention is led
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Although 1, bottom plate is used more herein；2, trimming knife rest；3, rotating shuttle；4, photoelectric sensor；41, light；5,
Cleaning item；51, light space excessively；52, blocking portion one；53, blocking portion two；54, blocking portion three；55, cleaning part；55a, flanging；
55b, resigning groove；56, interconnecting piece；56a, connecting hole；6, mounting bracket；7, the terms such as connection bolt, but use is not precluded
The possibility of other terms.The use of these items is only for more easily describe and explain the essence of the present invention；Them
Any one of the additional limitations is construed to all to disagree with spirit of that invention.
Claims (7)
1. the line hair cleaning plant at a kind of bobbin thread for sewing machine surplus detection, sewing machine include trimming knife rest (2), bottom plate (1) and
Rotating shuttle (3) is installed with the photoelectric sensor (4) towards the rotating shuttle (3) on the bottom plate (1)；It is characterized in that, the line hair
Cleaning plant includes cleaning item (5), and cleaning item (5) setting is on the outside of the rotating shuttle (3) and is located at the photoelectric sensor
(4) between the rotating shuttle (3), the cleaning item (5) is connected on the trimming knife rest (2) and can be in trimming knife rest (2)
Drive under rotated around the rotating shuttle (3), having on the cleaning item (5) can allow the light (41) of photoelectric sensor (4) to be penetrated
Enter the rotating shuttle (3) it is interior when by the space of light excessively (51).
2. the line hair cleaning plant at bobbin thread for sewing machine surplus detection according to claim 1, which is characterized in that described clear
It includes the blocking portion two (53) positioned at the blocking portion one (52) of bottom and positioned at side, the blocking portion two (53) to sweep part (5)
Side also there is blocking portion three (54), the blocking portion one (52), blocking portion two (53) and blocking portion three (54) to close jointly
Surround the space of light excessively (51).
3. the line hair cleaning plant at bobbin thread for sewing machine surplus detection according to claim 2, which is characterized in that the resistance
Towards the space of light excessively (51), the other side of the blocking portion two (53) is installed with cleaning part for the side of stopper two (53)
(55), the outer edge of the cleaning part (55) has the flanging (55a) of bending.
4. the line hair cleaning plant at bobbin thread for sewing machine surplus detection according to claim 3, which is characterized in that described clear
The side for sweeping portion (55) towards the photoelectric sensor (4) is further opened with resigning groove (55b)；The cleaning part (55) is towards institute
The end face of rotating shuttle (3) is stated close to the peripheral surface of the rotating shuttle (3).
5. the line hair cleaning plant at bobbin thread for sewing machine surplus detection according to Claims 2 or 3 or 4, which is characterized in that
There is interconnecting piece (56), the interconnecting piece (56) to offer connecting hole (56a), the connecting hole (56a) on the cleaning item (5)
Inside it is inserted with the connection bolt (7) that can be screwed onto on the trimming knife rest (2).
6. the line hair cleaning plant at bobbin thread for sewing machine surplus detection according to claim 1 or 2 or 3 or 4, feature exist
In the cleaning item (5) is integrally formed using assembled structure part or using metal plate punching.
7. the line hair cleaning plant at bobbin thread for sewing machine surplus detection according to claim 1 or 2 or 3 or 4, feature exist
In being installed with mounting bracket (6) on the bottom plate (1), the photoelectric sensor (4) is connected in the mounting bracket (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810548248.XA CN108754901B (en) | 2018-05-31 | 2018-05-31 | Thread and hair cleaning device at sewing machine bottom thread allowance detection position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810548248.XA CN108754901B (en) | 2018-05-31 | 2018-05-31 | Thread and hair cleaning device at sewing machine bottom thread allowance detection position |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108754901A true CN108754901A (en) | 2018-11-06 |
| CN108754901B CN108754901B (en) | 2020-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810548248.XA Active CN108754901B (en) | 2018-05-31 | 2018-05-31 | Thread and hair cleaning device at sewing machine bottom thread allowance detection position |
Country Status (1)
| Country | Link |
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| CN (1) | CN108754901B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853163A (en) * | 2019-01-22 | 2019-06-07 | 杰克缝纫机股份有限公司 | A kind of dirt detection method based on remaining line detection technique |
| CN110438678A (en) * | 2019-09-04 | 2019-11-12 | 杰克缝纫机股份有限公司 | Baseline detects defence line hair countermeasure set |
| CN110453389A (en) * | 2019-09-04 | 2019-11-15 | 杰克缝纫机股份有限公司 | Baseline detects cleaning plant |
| CN113622103A (en) * | 2021-10-12 | 2021-11-09 | 南通金梭精密机械有限公司 | Wear-resistant and thread-jamming-resistant sewing machine rotating shuttle |
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| CN207244168U (en) * | 2017-09-21 | 2018-04-17 | 杰克缝纫机股份有限公司 | A kind of peg or spindle and bobbin thread for sewing machine allowance detector |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853163A (en) * | 2019-01-22 | 2019-06-07 | 杰克缝纫机股份有限公司 | A kind of dirt detection method based on remaining line detection technique |
| CN109853163B (en) * | 2019-01-22 | 2021-03-12 | 杰克缝纫机股份有限公司 | Dirt detection method based on excess line detection technology |
| CN110438678A (en) * | 2019-09-04 | 2019-11-12 | 杰克缝纫机股份有限公司 | Baseline detects defence line hair countermeasure set |
| CN110453389A (en) * | 2019-09-04 | 2019-11-15 | 杰克缝纫机股份有限公司 | Baseline detects cleaning plant |
| CN110438678B (en) * | 2019-09-04 | 2021-05-04 | 杰克缝纫机股份有限公司 | Bottom line detection thread and hair interference prevention device |
| CN113622103A (en) * | 2021-10-12 | 2021-11-09 | 南通金梭精密机械有限公司 | Wear-resistant and thread-jamming-resistant sewing machine rotating shuttle |
| CN113622103B (en) * | 2021-10-12 | 2021-12-10 | 南通金梭精密机械有限公司 | Wear-resistant and thread-jamming-resistant sewing machine rotating shuttle |
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Address after: 318000 no.1008, east section of Donghai Avenue, Sanjia, Jiaojiang District, Taizhou City, Zhejiang Province Patentee after: Jack Technology Co.,Ltd. Address before: 318010 No. 15 Airport South Road, Jiaojiang District, Zhejiang, Taizhou Patentee before: JACK SEWING MACHINE Co.,Ltd. |
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