CN105671810B - Wire rod detects thread take-up lever structure - Google Patents
Wire rod detects thread take-up lever structure Download PDFInfo
- Publication number
- CN105671810B CN105671810B CN201610190724.6A CN201610190724A CN105671810B CN 105671810 B CN105671810 B CN 105671810B CN 201610190724 A CN201610190724 A CN 201610190724A CN 105671810 B CN105671810 B CN 105671810B
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- China
- Prior art keywords
- trigger member
- wire rod
- connecting shaft
- detection piece
- center
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Links
- 238000001514 detection method Methods 0.000 claims abstract description 57
- 238000009958 sewing Methods 0.000 claims abstract description 28
- 238000007689 inspection Methods 0.000 claims description 3
- 230000005484 gravity Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B49/00—Take-up devices, e.g. levers, for the needle thread
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
A kind of wire rod detects thread take-up lever structure, is related to sewing machine field.The present invention solves the problems, such as that thread take-up tension lever wire rod broken string knots and detects.The wire rod detects thread take-up lever structure, it includes connecting shaft, trigger member, detection piece and detection module；The trigger member includes movable block and tension spring, the Center of the trigger member has string holes, the center section design of the trigger member is fluted, one end of the tension spring is fixedly connected with the upper and lower end face of the groove, the other end is fixedly connected with the moving member, the Center of the moving member has wire rod through hole, and the trigger member is fixedly mounted in the connecting shaft；The detection piece is installed in the connecting shaft；The detection module is fixedly connected by conducting wire respectively at the trigger member and the detection piece；State when knotting and break by wire rod is detected effect, and the quality of sewing machine protection stitched products is directly acted on by thread take-up tension lever.
Description
Technical field
The present invention relates to sewing machine to detect machinery field, more particularly to a kind of thread take-up tension lever.
Background technology
Thread ran of sewing machine is the structure for being used to pull out line on sewing machine, and thread ran of sewing machine draws wire rod by wire rod by dragging
Eedle is directed to, for further sewing process, action that realization that the thread take-up tension lever of in the market sewing machine can only be merely pulls,
During pulling, since the situation that the difference of wire quality is likely to occur being broken or knot occurs, so as to influence to stitch
The effect threaded, therefore there is defect.
The content of the invention
In order to solve the above technical problems, the present invention provides a kind of wire rod to detect thread take-up lever structure.
The technical solution adopted by the present invention to solve the technical problems is：The wire rod detects thread take-up lever structure, it includes connecting
Spindle, trigger member, detection piece and detection module；The connecting shaft is fixedly mounted on the termination of the thread take-up tension lever, the connecting shaft
It is consistent with the direction of the thread take-up tension lever；The trigger member includes movable block and tension spring, and the trigger member is designed as tabular, described to touch
The Center of outbox has string holes, and the center section design of the trigger member is fluted, the center of the groove and the string holes
Center it is consistent, one end of the tension spring is fixedly connected with the upper and lower end face of the groove, and the other end is fixed with the moving member
Connection, the Center of the moving member have wire rod through hole, and the through hole center is consistent with the string holes center in the trigger member,
The trigger member is fixedly mounted in the connecting shaft；The detection piece is designed as the tabular identical with the trigger member, described
Detection piece is installed in the connecting shaft；The detection module uses electrical signal detection module, and described detection module one end passes through
Conducting wire is fixedly connected respectively at the trigger member and the detection piece, and the other end is fixedly connected by conducting wire with electrical motor of sewing machine.
Annular groove is designed with the connecting shaft, the upper end of the detection piece is designed with the corresponding lantern ring, the detection
Part is rotatably mounted on the detection piece in the connecting shaft by the lantern ring being capable of rotating folding.
The radius of the trigger member string holes is more than the radius of the movable block through hole, and that knotting wire rod is passed through is described
String holes is simultaneously intercepted by the through hole.
The operation principle of the present invention：Wire rod detection thread take-up lever structure is fixedly mounted on the sewing machine by user
On thread take-up tension lever, by wire rod by the trigger member string holes and the movable block through hole, the thread take-up tension lever is in normal operating conditions
Take-up work can be carried out, angle is formed under the action of wire rod between the trigger member and the detection piece at this time separates；When
When the wire rod knots, the radius that the movable block through hole is more than due to the radius of the trigger member string holes causes knotting line
Material can be intercepted by the string holes and by the through hole, so the movable block mobile and detection under the action of pulling force
Part contacts, and the detection module receives electric signal at this time, senses that wire rod goes wrong, and directly effect stops with electrical motor of sewing machine
Only sewing operation, prevents the product of sewing from underproof phenomenon occur, user adjusts wire rod manually, and the movable block is described
Resetted under the action of tension spring；When the wire rod breaks, due to being designed with annular groove, the detection in the connecting shaft
The upper end of part is designed with the corresponding lantern ring, and the detection piece is rotatably mounted in the connecting shaft described by the lantern ring
Detection piece can rotating folding, so not having the support of wire rod between the trigger member and the detection piece, the detection piece exists
Rotate clockwise under gravity and contacted with the trigger member, the detection module receives electric signal, electrical motor of sewing machine at this time
Stop sewing operation, user reaches the standard grade manually so that sewing machine continues sewing operation.
Advantages of the present invention：State when knotting and break by wire rod is detected effect, is directly made by thread take-up tension lever
Quality for sewing machine protection stitched products.
Brief description of the drawings
Fig. 1 is the front view that embodiment wire rod detects thread take-up lever structure；
Fig. 2 is front view when embodiment wire rod detects thread take-up lever structure knotting；
Fig. 3 is front view when embodiment wire rod detects thread take-up lever structure broken string；
Wherein, 1- connecting shafts, 2- trigger member, 3- detection pieces, 4- detection modules, 5- wire rods, 21- movable blocks, 22- tension springs.
Embodiment
In order to deepen the understanding of the present invention, the present invention is done below in conjunction with drawings and examples and is further retouched in detail
State, which is only used for explaining the present invention, and protection scope of the present invention is not formed and is limited.
As shown in Figure 1, Figure 2 and Figure 3, a kind of, it includes connecting shaft 1, trigger member 2, detection piece 3 and detection module 4；It is described
Connecting shaft 1 is fixedly mounted on the termination of the thread take-up tension lever, and the connecting shaft 1 is consistent with the direction of the thread take-up tension lever；The triggering
Part 2 includes movable block 21 and tension spring 22, and the trigger member 2 is designed as tabular, and the Center of the trigger member 2 has string holes, institute
State trigger member 2 center section design it is fluted, the center of the groove is consistent with the center of the string holes, the tension spring 22
One end is fixedly connected with the upper and lower end face of the groove, and the other end is fixedly connected with the moving member, the center of the moving member
Wire rod through hole is designed with, the through hole center is consistent with the string holes center in the trigger member 2, and the trigger member 2 is fixedly mounted
In the connecting shaft 1；The detection piece 3 is designed as the tabular identical with the trigger member 2, and the detection piece 3 is installed on institute
State in connecting shaft 1；The detection module 4 using electrical signal detection module 4, described 4 one end of detection module by conducting wire respectively at
The trigger member 2 and the detection piece 3 are fixedly connected, and the other end is fixedly connected by conducting wire with electrical motor of sewing machine.
Annular groove is designed with the connecting shaft 1, the upper end of the detection piece 3 is designed with the corresponding lantern ring, the inspection
Survey part 3 and be rotatably mounted in the connecting shaft 1 that the detection piece 3 being capable of rotating folding by the lantern ring.
The radius that the radius of 2 string holes of trigger member is more than 21 through hole of movable block enables knotting wire rod to pass through institute
State string holes and intercepted by the through hole.
The operation principle of the present embodiment：Wire rod detection thread take-up lever structure is fixedly mounted on the sewing machine by user
Thread take-up tension lever on, wire rod 5 is being worked normally by 21 through hole of 2 string holes of trigger member and the movable block, the thread take-up tension lever
Take-up work can be carried out during state, forms folder between the trigger member 2 and the detection piece 3 under the action of wire rod 5 at this time
Angle separates；When the wire rod 5 knots, since the radius of 2 string holes of trigger member is more than 21 through hole of movable block
Radius enables knotting wire rod 5 to be intercepted by the string holes and by the through hole, so work of the movable block 21 in pulling force
Contacting with lower movement with the detection piece 3, the detection module 4 receives electric signal at this time, senses that wire rod 5 goes wrong,
Directly effect stops sewing operation with electrical motor of sewing machine, prevents the product of sewing from underproof phenomenon occur, user adjusts manually
Nodel line material 5, the movable block 21 reset under the action of the tension spring 22；When the wire rod 5 breaks, due to the company
Annular groove is designed with spindle 1, the upper end of the detection piece 3 is designed with the corresponding lantern ring, and the detection piece 3 passes through the set
Ring, which is rotatably mounted in the connecting shaft 1, enables 3 rotating folding of detection piece, so the trigger member 2 and the inspection
There is no the support of wire rod 5 between survey part 3, the detection piece 3 rotates clockwise under the effect of gravity to be contacted with the trigger member 2,
The detection module 4 receives electric signal at this time, and electrical motor of sewing machine stops sewing operation, and user reaches the standard grade manually so that sewing machine
Continue sewing operation.
Above-described embodiment should not in any way limit the present invention, all to be obtained by the way of equivalent substitution or equivalency transform
Technical solution all fall within protection scope of the present invention.
Claims (1)
1. a kind of wire rod detects thread take-up lever structure, it includes connecting shaft (1), trigger member (2), detection piece (3) and detection module
(4), it is characterised in that：The connecting shaft (1) is fixedly mounted on the termination of the thread take-up tension lever, and the connecting shaft (1) is chosen with described
The direction of line bar is consistent；The trigger member (2) includes movable block (21) and tension spring (22), and the trigger member (2) is designed as tabular,
The Center of the trigger member (2) has string holes, and the center section design of the trigger member (2) is fluted, in the groove
The heart is consistent with the center of the string holes, and one end of the tension spring (22) is fixedly connected with the upper and lower end face of the groove, the other end
It is fixedly connected with the movable block, the Center of the movable block has wire rod through hole, the through hole center and the trigger member
(2) the string holes center on is consistent, and the trigger member (2) is fixedly mounted in the connecting shaft (1)；Detection piece (3) design
For the tabular identical with the trigger member (2), the detection piece (3) is installed in the connecting shaft (1)；The detection module
(4) electrical signal detection module (4) is used, described detection module (4) one end is by conducting wire respectively at the trigger member (2) and described
Detection piece (3) is fixedly connected, and the other end is fixedly connected by conducting wire with electrical motor of sewing machine；
Annular groove is designed with the connecting shaft (1), the upper end of the detection piece (3) is designed with the corresponding lantern ring, the inspection
Survey part (3) and be rotatably mounted in the connecting shaft (1) that the detection piece (3) being capable of rotating folding by the lantern ring；
The radius that the radius of trigger member (2) string holes is more than the movable block (21) through hole enables knotting wire rod to pass through institute
State string holes and intercepted by the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610190724.6A CN105671810B (en) | 2016-03-30 | 2016-03-30 | Wire rod detects thread take-up lever structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610190724.6A CN105671810B (en) | 2016-03-30 | 2016-03-30 | Wire rod detects thread take-up lever structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105671810A CN105671810A (en) | 2016-06-15 |
| CN105671810B true CN105671810B (en) | 2018-04-20 |
Family
ID=56224615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610190724.6A Active CN105671810B (en) | 2016-03-30 | 2016-03-30 | Wire rod detects thread take-up lever structure |
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| CN (1) | CN105671810B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1664214A (en) * | 2004-03-03 | 2005-09-07 | 杜尔克普-阿德勒股份公司 | Sewing machine with faulty thread mark detection device |
| EP1882767A1 (en) * | 2006-07-28 | 2008-01-30 | BERNINA International AG | Device for monitoring the needle thread |
| CN201186989Y (en) * | 2008-02-22 | 2009-01-28 | 张如山 | Take-up frame of flat knitting machine |
| CN201268772Y (en) * | 2008-10-13 | 2009-07-08 | 浙江宝石缝纫机股份有限公司 | Thread break induction detection device of sewing machine |
| CN203653948U (en) * | 2013-12-16 | 2014-06-18 | 赵大启 | Stitching machine with automatic detection system |
| CN205711311U (en) * | 2016-03-30 | 2016-11-23 | 苏州泉海机电制造有限公司 | Wire rod detection thread take-up lever structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013180007A (en) * | 2012-02-29 | 2013-09-12 | Brother Ind Ltd | sewing machine |
-
2016
- 2016-03-30 CN CN201610190724.6A patent/CN105671810B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1664214A (en) * | 2004-03-03 | 2005-09-07 | 杜尔克普-阿德勒股份公司 | Sewing machine with faulty thread mark detection device |
| EP1882767A1 (en) * | 2006-07-28 | 2008-01-30 | BERNINA International AG | Device for monitoring the needle thread |
| CN201186989Y (en) * | 2008-02-22 | 2009-01-28 | 张如山 | Take-up frame of flat knitting machine |
| CN201268772Y (en) * | 2008-10-13 | 2009-07-08 | 浙江宝石缝纫机股份有限公司 | Thread break induction detection device of sewing machine |
| CN203653948U (en) * | 2013-12-16 | 2014-06-18 | 赵大启 | Stitching machine with automatic detection system |
| CN205711311U (en) * | 2016-03-30 | 2016-11-23 | 苏州泉海机电制造有限公司 | Wire rod detection thread take-up lever structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105671810A (en) | 2016-06-15 |
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Effective date of registration: 20200608 Address after: Wanping development road, Wujiang District, Suzhou City, Jiangsu Province Patentee after: Suzhou feierda Sewing Machinery Co., Ltd Address before: To the north of the Wujiang economic and Technological Development Zone of Wujiang District of Suzhou City, 215200 Springs Road in Jiangsu Province Patentee before: SUZHOU QUANHAI ELECTROMECHANICAL MANUFACTURING Co.,Ltd. |
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| TR01 | Transfer of patent right |