CN104988672A - Sewing machine backstitching rod control structure - Google Patents
Sewing machine backstitching rod control structure Download PDFInfo
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- CN104988672A CN104988672A CN201510481280.7A CN201510481280A CN104988672A CN 104988672 A CN104988672 A CN 104988672A CN 201510481280 A CN201510481280 A CN 201510481280A CN 104988672 A CN104988672 A CN 104988672A
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- electromagnet
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Abstract
The invention discloses a sewing machine backstitching rod control structure comprising a backstitching rod controlling a backstitching rod mechanism, and a transmission rod, an electromagnet, a controller and a photoelectric switch fixed on the backstitching rod; the other end, far away from the backstitching rod, of the transmission rod is movably connected with a push-pull rod of the electromagnet; the electromagnet is arranged in a right rear direction of the sewing machine; the photoelectric switch is arranged on a change line cover plate; the electromagnet and the photoelectric switch are respectively and electrically connected with the controller; the photoelectric switch controls the electromagnet to open or close. The beneficial effects are that the sewing machine backstitching rod control structure is simple in structure, convenient in mounting, and the photoelectric switch on the change line cover plate can be covered by a cloth so as to control the electromagnet to open, thus controlling the backstitching mechanism to complete corresponding operations, preventing artificial backstitching operation in the prior art, greatly improving sewing work efficiency, and improving product quality.
Description
Technical field
The present invention relates to sewing machine technique field, be specifically related to a kind of Sewing machines and backstitch bar control structure.
Background technology
Sewing machines is the requisite production machine such as clothing factory, weaving&finishing mills, in operation use procedure, in order to improve the firmness of sewing, according to different clothes requirements, the operation that frequent needs are transferred to close joint Sewing machines, are reinforced seam or backstitch, these operations all need to press to backstitch bar.
Sewing machines is in the market all manually backstitch operation, backstitching bar is usually located on the upper right side fuselage of Sewing machines panel, backstitch in bar and be connected with return spring, operation sequence is that sewing machine work is first lifted the right hand and down pulled and backstitch bar, then right crus of diaphragm gently steps on motor pedal, just the associative operation carried out close joint, reinforcing seam or backstitch, lifts pin and namely stops.Backstitch bar after putting down by the interior effect connecting return spring, can automatically upwards playback.Manual operation has following deficiency: during the operation of sewing machine work, the right hand all arrests material or the aid such as scissors, awl usually, very busy, raise one's hand to pull down and backstitch bar and must affect speed, some time is only needed though once raise one's hand, but be the requisite operation of most operation owing to backstitching, add up and just waste many time; Hand, pin matching coordinative is required owing to backstitching, a lot of sewing machine work, particularly new worker easily become " after the first pin of hand " " pin is on the offensive rear ", pin has first stepped on motor pedal, carry out several pin, then just lift in a great rush the right hand pull down backstitch bar carry out associative operation, not only affect production efficiency, and affect quality; Some more highly difficult procedure calls sewing machine works with the hands pin the material under suture needle, are slightly shifted and just affect quality, need lift the right hand when backstitching, and some operations cannot be carried out on sewing machine, or by the skilled pin turning operation of only a few, can not can only produce in enormous quantities.Such as, when the cingulum on sewing vamp and the plastic lock catch on clothes, need repeatedly to backstitch reinforcing back and forth, because cingulum is narrow, often there is multiple little snap close above, cingulum and snap close sewing must be caught by both hands, otherwise suture needle is very easily inserted on snap close, cause broken needle or quality problems.Sewing machine work skilled in practice can be gone to pull down with elbow and be backstitched bar, and not only operation easier is large, and health squint may affect quality, and operating speed is reduced.
Summary of the invention
It is simple that technical problem to be solved by this invention is to provide a kind of structure, easy to operate, and the Sewing machines improving the quality of sewing operation efficiency and raising stitched products backstitches bar control structure.
The technical solution realizing the object of the invention is: Sewing machines backstitches bar control structure, comprise handle backstitch mechanism backstitch bar, it is characterized in that: also comprising is fixedly connected is backstitching the drive link on bar, electromagnet, controller and optoelectronic switch, described drive link is flexibly connected away from the pull bar of the other end with electromagnet that backstitch bar, described electromagnet is arranged on the right back of Sewing machines, described optoelectronic switch is arranged on thread-changing cover plate, electromagnet and optoelectronic switch are all electrically connected with controller, and optoelectronic switch controls the action that electromagnet is opened or closed.
Described electromagnet adopts pushing-type electromagnet, and described drive link is provided with the back-moving spring that drive link is resetted.
Described electromagnet adopts pull-type electromagnet, and when pull-type electromagnet energising is opened, pull-type electromagnet draws in pull bar, utilizes the return spring backstitching mechanism itself that drive link is resetted.
Described drive link is connected with the pull bar of electromagnet by balljoint away from the other end backstitching bar.
Described drive link is provided with rectangular nibs away from the other end backstitching bar, and the pull bar of electromagnet is connected with drive link through rectangular nibs by bearing pin.
Sewing machines of the present invention backstitches bar control structure and has following beneficial effect: structure is simple, easy for installation, control electromagnet unlatching by the cloth optoelectronic switch hidden on thread-changing cover plate thus control to backstitch mechanism to complete corresponding operation, avoid tradition with manually backstitching the loaded down with trivial details of operation, sewing operation efficiency is improved greatly, contributes to the raising of product quality.Adopt pull-type electromagnet, electromagnet is in normally off, and just open when backstitching, power saving substantially increases the life-span of electromagnet simultaneously.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and embodiment, the present invention is elaborated;
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of another embodiment of the present invention.
Detailed description of the invention
First embodiment
As shown in Figure 1, Sewing machines backstitches bar control structure, comprises handling backstitching backstitching bar 2, being fixedly connected at the drive link 3 backstitched on bar, pull-type electromagnet 4a, controller 5 and optoelectronic switch 6 of mechanism; Drive link 3 is connected by the pull bar 4a.1 of balljoint 7 with pull-type electromagnet 4a away from the other end backstitching bar 2; Pull-type electromagnet 4a is arranged on the right back of Sewing machines 1, pull-type electromagnet 4a, namely when pull-type electromagnet 4a is energized and opens, pull-type electromagnet 4a draws in pull bar 4a.1, drive link 3 is upwards carried, namely complete backstitch bar down compacting now backstitch this action, thus pull-type electromagnet 4a is in normally off, just open when backstitching, power saving substantially increases the life-span of pull-type electromagnet 4a simultaneously.Described optoelectronic switch 6 is arranged on thread-changing cover plate 8, pull-type electromagnet 4a and optoelectronic switch 6 are all electrically connected with controller 5, optoelectronic switch 6 controls the action that pull-type electromagnet 4a opens or closes, and described drive link 3 utilizes the return spring backstitching mechanism itself to make it reset.
Sewing machine operation implemented by Sewing machines, first Sewing machines is transferred to the state of backstitching, when Sewing machines enforcement sewing machine backstitches operation, cloth is hidden the optoelectronic switch 6 on thread-changing cover plate, thus control pull-type electromagnet 4a and open, pull bar 4a.1 is drawn in pull-type electromagnet 4a, thus drive link 3 is lifted away from the other end backstitching bar 2, namely the operation backstitching bar 2 is manually pressed to application, thus control to backstitch mechanism and complete corresponding operation.
Second embodiment
As shown in Figure 2, Sewing machines backstitches bar control structure, comprises handling backstitching backstitching bar 2, being fixedly connected at the drive link 3 backstitched on bar, pushing-type electromagnet 4b, controller 5 and optoelectronic switch 6 of mechanism; Drive link 3 is provided with rectangular nibs 3.1 away from the other end backstitching bar 2, and the pull bar 4b.1 of pushing-type electromagnet 4b is connected with drive link 3 through rectangular nibs 3.1 by bearing pin; Pushing-type electromagnet 4b is arranged on the right back of Sewing machines 1, described optoelectronic switch 6 is arranged on thread-changing cover plate 8, pushing-type electromagnet 4b and optoelectronic switch 6 are all electrically connected with controller 5, optoelectronic switch 6 controls the action that pushing-type electromagnet 4b opens or closes, and described drive link 3 is provided with the back-moving spring 9 that drive link 3 is resetted.
Sewing machine operation implemented by Sewing machines, first Sewing machines is transferred to close joint state.Pushing-type electromagnet 4b original state is closed, and backstitch bar 2 and be in pressed status, now Sewing machines is close joint state.When cloth hides the optoelectronic switch 6 on thread-changing cover plate, pushing-type electromagnet 4b opens, and pull bar 4b.1 is pushed out, thus drive link 3 away from the other end pressure backstitching bar, namely backstitch bar 2 to lift, now Sewing machines is state (as shown in Figure 2) of normally sewing.Leave the optoelectronic switch 6 on thread-changing cover plate when cloth, pushing-type electromagnet 4b closes, and reset at the effect underdrive bar 3 of back-moving spring 9, backstitch bar 2 and be in pressed status, now Sewing machines is close joint state.
Claims (5)
1. Sewing machines backstitches bar control structure, comprise handle backstitch mechanism backstitch bar, it is characterized in that: also comprising is fixedly connected is backstitching the drive link on bar, electromagnet, controller and optoelectronic switch, described drive link is flexibly connected away from the pull bar of the other end with electromagnet that backstitch bar, described electromagnet is arranged on the right back of Sewing machines, described optoelectronic switch is arranged on thread-changing cover plate, electromagnet and optoelectronic switch are all electrically connected with controller, and optoelectronic switch controls the action that electromagnet is opened or closed.
2. Sewing machines according to claim 1 backstitches bar control structure, it is characterized in that: described electromagnet adopts pushing-type electromagnet, and described drive link is provided with the back-moving spring that drive link is resetted.
3. Sewing machines according to claim 1 backstitches bar control structure, it is characterized in that: described electromagnet adopts pull-type electromagnet, and when pull-type electromagnet energising is opened, pull-type electromagnet draws in pull bar.
4. Sewing machines according to claim 1 backstitches bar control structure, it is characterized in that: described drive link is connected with the pull bar of electromagnet by balljoint away from the other end backstitching bar.
5. Sewing machines according to claim 1 backstitches bar control structure, it is characterized in that: described drive link is provided with rectangular nibs away from the other end backstitching bar, and the pull bar of electromagnet is connected with drive link through rectangular nibs by bearing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510481280.7A CN104988672A (en) | 2015-08-07 | 2015-08-07 | Sewing machine backstitching rod control structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510481280.7A CN104988672A (en) | 2015-08-07 | 2015-08-07 | Sewing machine backstitching rod control structure |
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| Publication Number | Publication Date |
|---|---|
| CN104988672A true CN104988672A (en) | 2015-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510481280.7A Pending CN104988672A (en) | 2015-08-07 | 2015-08-07 | Sewing machine backstitching rod control structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109023745A (en) * | 2018-09-20 | 2018-12-18 | 陈梓豪 | A kind of new-type sewing machine backstitches mechanism automatically |
| CN114561741A (en) * | 2022-04-06 | 2022-05-31 | 常熟中纺联检测中心有限公司 | Physical project auxiliary device that tears open a screen |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0997567A1 (en) * | 1998-10-30 | 2000-05-03 | Johannes Sahl | Accessory for a sewing machine |
| CN2592679Y (en) * | 2002-12-31 | 2003-12-17 | 武汉科恒工控工程有限责任公司 | Multifunctional microcomputerised controller for flat sewing machine |
| CN204000224U (en) * | 2014-06-24 | 2014-12-10 | 新通宇缝纫机股份有限公司 | A kind of automatic Backsewing unit of Sewing machines |
| CN104562458A (en) * | 2015-01-20 | 2015-04-29 | 上海标准海菱缝制机械有限公司 | Full-automatic control device and method of cloth dragging wheel of sewing machine |
| CN205024434U (en) * | 2015-08-07 | 2016-02-10 | 雷建发 | Sewing machine backstitch pole control structure |
-
2015
- 2015-08-07 CN CN201510481280.7A patent/CN104988672A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0997567A1 (en) * | 1998-10-30 | 2000-05-03 | Johannes Sahl | Accessory for a sewing machine |
| CN2592679Y (en) * | 2002-12-31 | 2003-12-17 | 武汉科恒工控工程有限责任公司 | Multifunctional microcomputerised controller for flat sewing machine |
| CN204000224U (en) * | 2014-06-24 | 2014-12-10 | 新通宇缝纫机股份有限公司 | A kind of automatic Backsewing unit of Sewing machines |
| CN104562458A (en) * | 2015-01-20 | 2015-04-29 | 上海标准海菱缝制机械有限公司 | Full-automatic control device and method of cloth dragging wheel of sewing machine |
| CN205024434U (en) * | 2015-08-07 | 2016-02-10 | 雷建发 | Sewing machine backstitch pole control structure |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109023745A (en) * | 2018-09-20 | 2018-12-18 | 陈梓豪 | A kind of new-type sewing machine backstitches mechanism automatically |
| CN114561741A (en) * | 2022-04-06 | 2022-05-31 | 常熟中纺联检测中心有限公司 | Physical project auxiliary device that tears open a screen |
| CN114561741B (en) * | 2022-04-06 | 2024-03-22 | 常熟中纺联检测中心有限公司 | Yarn-disassembling auxiliary device for physical project |
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Application publication date: 20151021 |
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