CN101319437A - Rotating thread-moving device of sewing machine - Google Patents
Rotating thread-moving device of sewing machine Download PDFInfo
- Publication number
- CN101319437A CN101319437A CNA2008100981577A CN200810098157A CN101319437A CN 101319437 A CN101319437 A CN 101319437A CN A2008100981577 A CNA2008100981577 A CN A2008100981577A CN 200810098157 A CN200810098157 A CN 200810098157A CN 101319437 A CN101319437 A CN 101319437A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- securing member
- moving device
- sewing
- sewing machines
- 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.)
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Classifications
-
- 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
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B37/00—Devices incorporated in sewing machines for slitting, grooving, or cutting
- D05B37/04—Cutting devices
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B63/00—Devices associated with the loop-taker thread, e.g. for tensioning
- D05B63/02—Loop-taker thread take-up levers
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05D—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES D05B AND D05C, RELATING TO SEWING, EMBROIDERING AND TUFTING
- D05D2305/00—Operations on the work before or after sewing
- D05D2305/32—Measuring
- D05D2305/36—Quality control
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
This invention is related to a thread wiping device of sewing machine. This invention includes a fixing component that allows a needle rod to pass through a sewing needle and is combined at the lower part of a sewing head of the sewing machine; a fastening component combined at the fixing component; a power generating mechanism combined at the fastening component so as to generate the driving force; a power transmission mechanism connecting the power generating mechanism and transmitting the power; and a thread wiping hook that convolutes in a set angle along the driving of the power transmission mechanism. According to this invention, the thread wiping hook is enable to convolute in the set angle after the fastening component connecting with the thread wiping hook to rotate about the needed angle by using the needed rod as the center, therefore, the broken thread can be easily extracted from the sewing material in any direction so that the sewing quality is improved.
Description
Technical field
The present invention relates to a kind of Sewing machines, especially a kind of rotating thread-moving device of Sewing machines.
Background technology
Fig. 1 is the stereogram of existing Sewing machines one embodiment; Fig. 2 is the side view of thread-moving device shown in Figure 1; Fig. 3 is the front view of thread-moving device shown in Figure 1.Broken string line T in the Sewing machines M sewing operation is the key factor of the follow-up sewing quality in the left and right sides.
That is to say,, will influence outward appearance from sewing needle 1 pin hole at residual unnecessary line T of sewing initial stage if the length of the line T that comes out is oversize; In contrast, if the length of line T is too short, can't forms noose with the bottom line at sewing initial stage and the bouncing pilotage phenomenon occur.
Above-mentioned line T is cut off the back and is removed from make thing by thread-moving device 2.Above-mentioned thread-moving device 2 dial line hook 25 at sewing needle 1 and make and cross mobilely between the thing, and in the process of crossing, hook line T and be able to from make thing, remove.
At this moment, the above-mentioned existing line hook 25 of dialling is only in the action of left and right sides single direction and hook line T, if the direction during the hook line is with to make direction different, the residual line that fractures can not imbedded and make thing and outside being exposed to, and then the reduction sewing quality.
Summary of the invention
[technical problem that will solve]
In order to solve the problems referred to above of prior art, the purpose of this invention is to provide a kind of can the broken string from making the thing dial-out easily in any direction, thereby promote the rotating thread-moving device of the Sewing machines of sewing quality.
[technical scheme]
To achieve these goals, the rotating thread-moving device of Sewing machines of the present invention comprises the following units: fixture, and allow shank and sewing needle to connect therebetween, be combined in the sewing head bottom of Sewing machines; Securing member is combined on the above-mentioned fixing piece in the mode that allows rotation; Power generates mechanism, is combined in above-mentioned securing member and can generates driving force; Power is passed on mechanism, connects above-mentioned power and generates mechanism and pass on power; And dial the line hook, along with above-mentioned power is passed on the driving effect of mechanism and carry out circumnutation in set angle.
The outer cylinder of the above-mentioned fixing piece of the invention described above is combined in the inner cylinder of above-mentioned securing member by screw.
The invention described above has formed the through hole with "T"-shaped cross section along the length direction of above-mentioned securing member, and connecting hole is then perpendicular to above-mentioned through hole and interconnect.
The invention described above also comprise by above-mentioned securing member connecting hole in conjunction with after can keep the securing member fixed mechanism of the bonding state between above-mentioned fixing piece and the securing member, above-mentioned securing member fixed mechanism comprises: brace, the one end has screw thread; Spring is installed in a side of above-mentioned brace; And holding screw (set screw), a side that is installed in above-mentioned spring also can be exerted pressure to spring.
The above-mentioned power of the invention described above passes on mechanism to comprise: first connecting rod spare is connected to above-mentioned power and generates mechanism; Second connecting rod spare, the one end is assembled on the above-mentioned securing member at the rear of above-mentioned first connecting rod spare; Swing component is connected to the other end of above-mentioned second connecting rod spare and carries out oscillating motion along above-below direction; Cam member is connected to above-mentioned swing component and the swing of above-below direction is converted to and rotatablely moves; And the axle part, be subjected to the influence that above-mentioned cam member rotatablely moves and be rotated motion.
The invention described above comprises the elastic component that is installed between above-mentioned securing member and the above-mentioned second connecting rod spare in addition.
[invention effect]
As previously mentioned, it is after the center rotates needed angle with the shank that the rotating thread-moving device of Sewing machines of the present invention can make the securing member that has connected group line hook, above-mentioned group of line is hooked in carries out circumnutation in the set angle, thereby can transfer to broken string from making thing easily in any direction.
In addition, the rotating thread-moving device of Sewing machines of the present invention can be removed above-mentioned broken string easily, thereby promotes sewing quality.
Description of drawings
Fig. 1 is the stereogram of Sewing machines one embodiment;
Fig. 2 is the side view of existing Sewing machines thread-moving device;
Fig. 3 is the front view of existing Sewing machines thread-moving device;
Fig. 4 is the assembled state front view of rotating thread-moving device of the Sewing machines of one embodiment of the invention;
Fig. 5 is the exploded perspective view of rotating thread-moving device of the present invention;
Fig. 6 is the side view of rotating thread-moving device of the present invention;
The explanation of the main symbol of＜figure 〉
100: fixture 110: securing member
120: power generates mechanism 122: electromagnetic valve
124: plunger 126: analog bracket
130: power is passed on mechanism 131: first connecting rod spare
133: second connecting rod spare 135: elastic component
140: thread-moving device 150: dial the line hook
160: securing member fixed mechanism 162: brace
164: spring 170: sewing head
180: shank
The specific embodiment
Be described further below in conjunction with the rotating thread-moving device of accompanying drawing Sewing machines of the present invention.
Fig. 4 is the assembled state front view of rotating thread-moving device of the Sewing machines of one embodiment of the invention; Fig. 5 is the exploded perspective view of rotating thread-moving device of the present invention; Fig. 6 is the side view of rotating thread-moving device of the present invention.Rotating thread-moving device of the present invention mainly comprises: fixture, securing member, power generate mechanism, power is passed on mechanism and dialled the line hook.
As shown in Figure 4 and Figure 5, above-mentioned fixing piece 100 has formed ring (ring) shape that central part is open form in order to allow shank 180 and sewing needle 182 to connect, its outer cylinder has screw thread 102, its pool, two ends has alongst formed through hole 104, can make bolt 106 be combined in the bolt hole 172 of above-mentioned sewing head 170 bottom surfaces by above-mentioned through hole 104.
Above-mentioned securing member 110 is hexahedral shape as shown in Figure 5, the central part of face has alongst formed the through hole 114 with "T"-shaped cross section within it, upside periphery along above-mentioned through hole 114 has formed the screw thread 112 that can carry out the screw thread combination with the outer cylinder of above-mentioned fixing piece 100, vertically has been communicated with connecting hole 116 in a side of above-mentioned through hole 114.
To shown in Figure 6, the electromagnetic valve 122 that above-mentioned power generates mechanism 120 is by box-like analog bracket 126 and utilize screw 128 to be fixed on the side outside of above-mentioned securing member 110 as Fig. 4.
Arrive shown in Figure 6 as Fig. 4, above-mentioned power passes on the upper end of the first connecting rod spare that is flexed into stairstepping 131 of mechanism 130 to be attached to the plunger 124 of above-mentioned electromagnetic valve 122 by screw 132, and an end that is flexed into the second connecting rod spare 133 of approximate "＞" shape is assembled into above-mentioned securing member 110 at the rear of above-mentioned first connecting rod spare 131 by screw 134.
Be assembled on the above-mentioned securing member 110 behind the central part of the above-mentioned second connecting rod spare 133 of screw 136 perforations and the elastic component 135 at second connecting rod spare 133 rears, above-mentioned elastic component 135 is torsion springs, be installed on the above-mentioned securing member 110 behind the coil spring body 135a of above-mentioned screw 136 perforation elastic components 135, an end support arm 135b who extends from above-mentioned spring body 135a along radiation direction inserts above-mentioned securing member 110 and is supported that the working arm 135c of elastic component 135 the other end then inserts above-mentioned second connecting rod spare 133 and supported.
The upper end of the swing component 137 of oval in shape is combined in the other end of above-mentioned second connecting rod spare 133 by screw 137a, and the bottom of swing component 137 then is assembled on the cam member 144 and support plate 142 of thread-moving device 140 by screw 137b.
The structure of Fig. 5 and thread-moving device shown in Figure 6 140 is similar to Fig. 1 to thread-moving device 2 shown in Figure 3, support plate 142 is assembled in the lateral surface lower end of above-mentioned securing member 110 by screw 142a, be connected to above-mentioned cam member 144 after fastening bolt 146 connects axle part 148 and above-mentioned support plate 142,150 on group line hook is mounted after connecting above-mentioned axle part 148.
In addition, the present invention also comprises the securing member fixed mechanism 160 that can keep the bonding state between above-mentioned fixing piece 100 and the securing member 110, above-mentioned securing member fixed mechanism 160 has inserted the brace 162 that an end has screw thread as Fig. 4 and connecting hole 116 inside at above-mentioned securing member 110 shown in Figure 5, one side mounting spring 164 of above-mentioned brace 162, a side of above-mentioned spring 164 are then installed holding screw (set screw) 166 and above-mentioned spring 164 are exerted pressure.
In order to start above-mentioned electromagnetic valve 122, should press button or toggle switch (all not shown) back and 122 formation of above-mentioned electromagnetic valve be installed in a side of Sewing machines and be electrically connected.Therefore, whenever press once above-mentioned press button, just can one section setting-up time of opening/closing.
The following describes effect of the present invention with said structure.
When using thread-moving device of the present invention to remove broken string (T of Fig. 1, Fig. 2) from make thing, the staff rotates to an angle after catching above-mentioned securing member 110, securing member 110 is removed with the bonding state of above-mentioned fixing piece 100 rotated needed angle.
Then, when supplying electric currents, just can make above-mentioned plunger 124 be pulled to electromagnetic valve 122 repeatedly, at this moment, whenever press once above-mentioned press button for above-mentioned electromagnetic valve 122, just can one section setting-up time of opening/closing.
When above-mentioned plunger 124 was drawn, above-mentioned first connecting rod spare 131 also was pulled to above-mentioned electromagnetic valve 122 together with plunger 124.At this moment, the support arm 135b of above-mentioned elastic component 135 is fixed on the above-mentioned securing member 110, and above-mentioned working arm 135c then compresses and the inclination certain angle towards above-mentioned support arm 135b.
When above-mentioned first connecting rod spare 131 is pulled to electromagnetic valve 122, to circle round and make above-mentioned swing component 137 towards lower swing in one end of above-mentioned second connecting rod spare 133 along clockwise direction, 144 of cam members that are connected to above-mentioned swing component 137 are along counterclockwise circling round and make above-mentioned axle part 148 carry out circumnutation, thereby make above-mentioned group of line hook 150 from keeping with above-mentioned securing member 110 that horizontal state moves (decline) originally and perpendicular to securing member 110.
In addition, when above-mentioned first connecting rod spare 131 and plunger 124 are pulled to electromagnetic valve 122 together, the working arm 135c of above-mentioned elastic component 135 is subjected to trending towards recovering the effect of the restoring force of original state, and above-mentioned restoring force is communicated to above-mentioned swing component 137 by above-mentioned second connecting rod spare 133 swings swing component 137 up.
Therefore above-mentioned cam member 144 carries out circumnutation and makes above-mentioned group of line hook 150 move to the origin-location along clockwise direction, and then moves (rising) to keeping horizontal relationship with above-mentioned securing member 110.
That is to say, compression stress along with the action of above-mentioned electromagnetic valve 122 by above-mentioned elastic component 135 and restoring force make the motion that swings up and down repeatedly of above-mentioned swing component 137, and then make cam member 144 be rotated motion, be connected to dialling in 150 angular ranges about 90 ° of line hook of above-mentioned cam member 144 and carry out circumnutation.
Therefore, dial line hook 150 and will carry out circumnutation (with reference to Fig. 4), and then make in the sewing process from making the line T that thing removes and removed by above-mentioned group of line hook 150 hooks along with the driving effect of above-mentioned electromagnetic valve 122.
In said process, because above-mentioned securing member 110 can rotate 360 ° along the outer cylinder of fixture 100, therefore can make above-mentioned securing member 110 according to indivedual machines of Sewing machines be that needed angle is moved to avoid and presser feet (Fig. 1 4) interferes in the center with shank (1b of Fig. 2), drive above-mentioned electromagnetic valve 122 then and dial line hook 150, thereby can hook the line line T that is eliminated easily from make thing, the line of being supplied when making the sewing operation of second leg is imbedded to make with broken string and is sewed behind the thing and is promoted the quality of making thing.
Above-mentioned securing member fixed mechanism 160 prevents from segregation phenomenon to occur between fixture 100 and the securing member 110 by keeping the bonding state between above-mentioned fixing piece 100 and the securing member 110.That is to say, if vibration appears in above-mentioned securing member 110 in the driving process of above-mentioned electromagnetic valve 122, because securing member 110 combines with screw thread between the fixture 100 and is disengaged and may makes securing member 110 disengaging fixtures 100.
Above-mentioned brace 162 of the present invention can be exerted pressure at the outer cylinder that is combined in the fixture 100 of above-mentioned securing member 110 by holding screw 166 and spring 164, can prevent effectively that therefore securing member 110 breaks away from fixture 100.
Preamble describes in detail the rotating thread-moving device of Sewing machines of the present invention in conjunction with the accompanying drawings, but embodiment that puts down in writing on this specification and accompanying drawing can not limit the present invention, in technological thought category of the present invention, various distortion and modification can appear, therefore this is very tangible same industry personage, and to belong to claim scope of the present invention be natural for this distortion and modification.
Claims (6)
1. the rotating thread-moving device of a Sewing machines is characterized by and comprises:
Fixture allows shank and sewing needle to connect therebetween, is combined in the sewing head bottom of Sewing machines;
Securing member is combined on the above-mentioned fixing piece in the mode that allows rotation;
Power generates mechanism, is installed in above-mentioned securing member and can generates driving force;
Power is passed on mechanism, connects above-mentioned power and generates mechanism and pass on power; And
Dial the line hook, along with above-mentioned power is passed on the driving effect of mechanism and carry out circumnutation in set angle.
2. the rotating thread-moving device of Sewing machines according to claim 1 is characterized by:
The outer cylinder of above-mentioned fixing piece is combined in the inner cylinder of above-mentioned securing member by screw.
3. the rotating thread-moving device of Sewing machines according to claim 2 is characterized by:
Length direction along above-mentioned securing member has formed the through hole with "T"-shaped cross section, and connecting hole is then perpendicular to above-mentioned through hole and interconnect.
4. the rotating thread-moving device of Sewing machines according to claim 3 is characterized by:
Also comprise by above-mentioned securing member connecting hole in conjunction with after can keep the securing member fixed mechanism of the bonding state between above-mentioned fixing piece and the securing member, above-mentioned securing member fixed mechanism comprises: brace, the one end has screw thread; Spring is installed in a side of above-mentioned brace; And holding screw, a side that is installed in above-mentioned spring also can be exerted pressure to spring.
5. the rotating thread-moving device of Sewing machines according to claim 1 is characterized by:
Above-mentioned power passes on mechanism to comprise: first connecting rod spare is connected to above-mentioned power and generates mechanism; Second connecting rod spare, the one end is assembled on the above-mentioned securing member at the rear of above-mentioned first connecting rod spare; Swing component is connected to the other end of above-mentioned second connecting rod spare and carries out oscillating motion along above-below direction; Cam member is connected to above-mentioned swing component and the swing of above-below direction is converted to and rotatablely moves; And the axle part, be subjected to the influence that above-mentioned cam member rotatablely moves and be rotated motion.
6. the rotating thread-moving device of Sewing machines according to claim 5 is characterized by:
Also comprise the elastic component that is installed between above-mentioned securing member and the above-mentioned second connecting rod spare.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2007-0055519 | 2007-06-07 | ||
| KR1020070055519 | 2007-06-07 | ||
| KR1020070055519A KR101365472B1 (en) | 2007-06-07 | 2007-06-07 | Apparatus for rotation wiper of sewing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101319437A true CN101319437A (en) | 2008-12-10 |
| CN101319437B CN101319437B (en) | 2012-08-08 |
Family
ID=40179684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100981577A Expired - Fee Related CN101319437B (en) | 2007-06-07 | 2008-05-19 | Rotating thread-moving device of sewing machine |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR101365472B1 (en) |
| CN (1) | CN101319437B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103031671A (en) * | 2011-09-29 | 2013-04-10 | 兄弟工业株式会社 | Sewing machine |
| CN105568576A (en) * | 2016-03-07 | 2016-05-11 | 邹钰 | Sewing machine with reciprocating swing arm type thread take-up device |
| CN107254745A (en) * | 2017-06-29 | 2017-10-17 | 杰克缝纫机股份有限公司 | A kind of sewing machine plays seam anti-drop device |
| CN107956052A (en) * | 2017-12-25 | 2018-04-24 | 杰克缝纫机股份有限公司 | A kind of sewing machine and its thread-moving device |
| CN110607611A (en) * | 2019-09-24 | 2019-12-24 | 强信机械科技(莱州)有限公司 | Garment lower hem ring seam device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105133212B (en) * | 2015-09-19 | 2017-07-18 | 浙江中捷缝纫科技有限公司 | A kind of thread-moving device of sewing machine |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3960098A (en) * | 1974-12-18 | 1976-06-01 | The Singer Company | Thread wiper and tension release mechanism for securing machines |
| JPH0759269B2 (en) * | 1990-10-27 | 1995-06-28 | ジューキ株式会社 | Prepaid thread clamp wiper |
| JP3810527B2 (en) * | 1997-07-18 | 2006-08-16 | Ｊｕｋｉ株式会社 | Lower thread winding device |
| JPH11169574A (en) * | 1997-12-11 | 1999-06-29 | Juki Corp | Bobbin device |
| JP4492179B2 (en) * | 2004-03-29 | 2010-06-30 | ブラザー工業株式会社 | sewing machine |
| JP4614755B2 (en) * | 2004-12-13 | 2011-01-19 | Ｊｕｋｉ株式会社 | sewing machine |
| JP2006187457A (en) * | 2005-01-06 | 2006-07-20 | Juki Corp | Sewing machine |
| ATE400685T1 (en) * | 2005-03-28 | 2008-07-15 | Brother Ind Ltd | THREAD WIPER |
-
2007
- 2007-06-07 KR KR1020070055519A patent/KR101365472B1/en not_active IP Right Cessation
-
2008
- 2008-05-19 CN CN2008100981577A patent/CN101319437B/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103031671A (en) * | 2011-09-29 | 2013-04-10 | 兄弟工业株式会社 | Sewing machine |
| CN103031671B (en) * | 2011-09-29 | 2014-09-03 | 兄弟工业株式会社 | Sewing machine |
| CN105568576A (en) * | 2016-03-07 | 2016-05-11 | 邹钰 | Sewing machine with reciprocating swing arm type thread take-up device |
| CN107254745A (en) * | 2017-06-29 | 2017-10-17 | 杰克缝纫机股份有限公司 | A kind of sewing machine plays seam anti-drop device |
| CN107254745B (en) * | 2017-06-29 | 2020-02-04 | 杰克缝纫机股份有限公司 | Sewing anti-falling device of sewing machine |
| CN107956052A (en) * | 2017-12-25 | 2018-04-24 | 杰克缝纫机股份有限公司 | A kind of sewing machine and its thread-moving device |
| CN110607611A (en) * | 2019-09-24 | 2019-12-24 | 强信机械科技(莱州)有限公司 | Garment lower hem ring seam device |
| CN110607611B (en) * | 2019-09-24 | 2024-04-26 | 强信机械科技(莱州)有限公司 | Clothing hem girth device |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101365472B1 (en) | 2014-02-21 |
| KR20080107585A (en) | 2008-12-11 |
| CN101319437B (en) | 2012-08-08 |
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