CN101100792B - Shuttle core sheath - Google Patents

Shuttle core sheath Download PDF

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Publication number
CN101100792B
CN101100792B CN2007101274992A CN200710127499A CN101100792B CN 101100792 B CN101100792 B CN 101100792B CN 2007101274992 A CN2007101274992 A CN 2007101274992A CN 200710127499 A CN200710127499 A CN 200710127499A CN 101100792 B CN101100792 B CN 101100792B
Authority
CN
China
Prior art keywords
bottom line
shuttle
line
stitching
shuttle sleeve
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.)
Expired - Fee Related
Application number
CN2007101274992A
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Chinese (zh)
Other versions
CN101100792A (en
Inventor
中野元就
早川範一
綿谷竹男
畑中润
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HIROSE PRODUCTION Ltd
Brother Industries Ltd
Hirose Manufacturing Co Ltd
Original Assignee
HIROSE PRODUCTION Ltd
Brother Industries Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by HIROSE PRODUCTION Ltd, Brother Industries Ltd filed Critical HIROSE PRODUCTION Ltd
Publication of CN101100792A publication Critical patent/CN101100792A/en
Application granted granted Critical
Publication of CN101100792B publication Critical patent/CN101100792B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05BSEWING
    • D05B57/00Loop takers, e.g. loopers
    • D05B57/08Loop takers, e.g. loopers for lock-stitch sewing machines
    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05BSEWING
    • D05B57/00Loop takers, e.g. loopers
    • D05B57/26Bobbin holders or casings; Bobbin holder or case guards; Bobbin discharge devices

Abstract

A bobbin case (4) is detachably attachable to a full rotary hook (1) forming stitches in cooperation with a sewing needle (6) of a sewing machine and houses a lower thread bobbin on which a lower thread (DT) is wound. The bobbin case (4) has an outer peripheral wall formed with a lower thread exit (19) through which the lower thread (DT) is introduced outwards and a thread tension spring (18) imparting a tension to the lower thread (DT) which has come out of the lower thread exit (19). The bobbin case (4) has a front with a lower thread guide (20) mounted at a location spaced away from the front of the bobbin case (4) and an imaginary line extended from a trajectory of vertical movement of the sewing needle (6) . The lower thread guide (20) guides the lower thread (DT) extending out of the lower thread exit (19).

Description

Shuttle sleeve
Technical field
The present invention relates to a kind of shuttle sleeve that in rotating shuttle, uses, especially relate to the shuttle sleeve that can form stable, beautiful stitching.
Background technology
In the past, though in industrial sewing machines, also use shuttle sometimes, used the situation of the simple vertical rotating shuttle of shuttle driving mechanism structure more usually.Be all to contain shuttle sleeve in which kind of shuttle (rotating shuttle, shuttle), this shuttle sleeve has the bottom line shuttle that is wound with bottom line.
For example, the Japan Patent spy opens that disclosed vertical rotating shuttle comprises in the 2005-261848 communique (below be called patent documentation 1): rotatable outer shuttle, the shuttle sleeve that remains on interior shuttle in this outer shuttle (be equivalent to of the present invention in shuttle) and be installed in this Nei Suonei with the state of spline.In shuttle sleeve, contain the bottom line shuttle.In the periphery wall of this shuttle sleeve, right flank is provided with shuttle line transfer spring.
At the leading section of this shuttle line transfer spring, be that the top position, right side of the periphery wall of shuttle sleeve is provided with the bottom line outlet.The bottom line that is wound on the bottom line shuttle goes via the pin hole towards needle plate directly near the back upper end of shuttle sleeve from the bottom line outlet.
At this moment, if with the XY coordinate+the Y direction is as 0 °, then produce the scope that the stitching that adds coiling mark (hitch stitch) forms direction and can be assumed to roughly about 180 °.Therefore, if carry out shown in Figure 8 making, then exist to add the problem that coiling mark and complete stitching (perfect stitch) mix.
As the method that addresses this problem, can consider to make the bottom line that is wound on the bottom line shuttle directly to go towards the pin hole of needle plate from the bottom line outlet.
At this moment, if bottom line arrives upside from the bottom line outlet as the leading section of shuttle line transfer spring, then when carrying out work feed, the bottom line layback that makes progress is stretched.According to the stretching intensity of force that is applied on this bottom line, the spring of shuttle line transfer sometimes can lift, and is unstable thereby the elastic force of shuttle line transfer spring becomes.Therefore, it is unstable that the line transfer of bottom line becomes, thereby have the irregular problem of stitching.
Summary of the invention
The object of the present invention is to provide and a kind ofly can prevent to add the shuttle sleeve that the coiling mark was sneaked into and can be brought into play all the time the elastic force of the line transfer spring of being located at shuttle sleeve, can play the effect of the stabilisation that realizes the bottom line line transfer with simple structure.
Shuttle sleeve of the present invention is installed on the rotating shuttle that suture needle with Sewing machines interactively forms stitching dismantledly and accommodates the bottom line shuttle that is wound with bottom line, and on periphery wall, comprise: guide bottom line into outside bottom line outlet, and the line transfer spring that the bottom line that exports out from described bottom line is applied tension force, it is characterized in that, on the front surface of described shuttle sleeve, leave and be provided with bottom line guide part to the bottom line channeling conduct that exports out from described bottom line with respect to the position that described bottom line outlet separates in the horizontal from the extended line of the track that moves up and down of described suture needle, the extended line that described bottom line guide part is arranged on respect to the track that moves up and down of described suture needle exports an opposite side with described bottom line.
Adopt said structure, even when work feed bottom line is stretched to processing cloth layback, the bottom line guide part also can be towards the bottom line of cross directional stretch bottom line outlet, and therefore, the line transfer spring of being located at the bottom line outlet can unexpectedly not lift.Therefore, the line tension that is applied on the bottom line is stable, can bring into play the elastic force of line transfer spring all the time, thereby can form beautiful stitching.
Description of drawings
Fig. 1 is the front view of the vertical rotating shuttle of expression the 1st embodiment of the present invention.
Fig. 2 is the vertical view of vertical rotating shuttle.
Fig. 3 is the stereogram of vertical rotating shuttle.
Fig. 4 is the front view of shuttle sleeve.
Fig. 5 is the side view of the shuttle sleeve in making.
Fig. 6 is the local amplification stereogram of suture needle bottom.
Complete stitching and add the key diagram of the mark that winds the line when Fig. 7 is to use the shuttle sleeve of the 1st embodiment of the present invention.
Fig. 8 makes the label of object and the vertical view of processing cloth W.
Fig. 9 is the local enlarged side view of vertical rotating shuttle and needle plate in making.
Figure 10 is the side view of shuttle sleeve when making beginning.
Figure 11 is the figure suitable with Fig. 4 of expression the 2nd embodiment of the present invention.
Figure 12 is the figure suitable with Fig. 7 of the 2nd embodiment of the present invention.
Figure 13 is the figure suitable with Fig. 4 of expression the 3rd embodiment of the present invention.
Figure 14 is the figure suitable with Fig. 4 of expression the 4th embodiment of the present invention.
Figure 15 is the figure suitable with Fig. 5 of the 4th embodiment of the present invention.
The specific embodiment
Below with reference to Fig. 1~Figure 10 the 1st embodiment of the present invention is described.At first the vertical rotating shuttle 1 of being located at Sewing machines is described.Vertical rotating shuttle 1 comprises: outer shuttle 2; The middle shuttle 3 that is entrenched in the outer shuttle 2, rotatably supports with respect to outer shuttle 2; And the shuttle sleeve 4 in the shuttle 3 in being installed in.
Outer shuttle 2 comprises: outer shuttle body 10 and the rotating shaft 11 that links to each other with this outer shuttle body 10.By transmitting revolving forces from the lower shaft 7 with the rotation synchronously of the main shaft (not shown) of Sewing machines to rotating shaft 11, rotation is deasil seen in 11 the front, axle center that moves up and down synchronously around the shaft of outer shuttle 2 and suture needle 6.Be formed with spur 12 outside on the shuttle body 10 towards clockwise direction of rotation.
Shuttle body 15 and axle 16 during middle shuttle 3 comprises, and be entrenched in coaxially in the outer shuttle body 10, can rotate mutually.Axle 16 rises towards the form of the distolateral extension of opening of middle shuttle body 15 with the bottom of shuttle body 15 therefrom and is provided with highlightedly.
As Fig. 4, shown in Figure 5, shuttle sleeve 4 is the cylindrical shell of preceding face closure, is installed in the middle shuttle 3 to have stoped counterrotating state.In shuttle sleeve 4, contain the bottom line shuttle (not shown) that is wound with bottom line DT.If the revolving force that the rotation of lower shaft 7 produces passes to vertical rotating shuttle 1, then during making under the state of shuttle 3 and shuttle sleeve 4 splines, outer shuttle 2 and suture needle 6 move up and down synchronously that the clockwise direction when the front is seen rotates.
Shuttle 2 rotation is outside caught by spur 12 from the upper thread ring UTa (with reference to Fig. 9) of the upper thread UT of the pinprick 6a extension of the suture needle 6 of inserting logical processing cloth W down.
The upper thread ring UTa that captures rotates around middle shuttle 3, thereby interweaves from the upper thread ring UTa of the pinprick 6a extension of suture needle 6 with from the bottom line DT of bottom line shuttle extension.Afterwards, utilize not shown thread take-up tension lever with upper thread ring UTa tension, thereby form stitching.
As shown in Figure 9, right side (left side that makes Fig. 9 is the place ahead) is equipped with line transfer spring 18 above the periphery wall 4a of shuttle sleeve 4.
18 couples of bottom line DT from bottom line shuttle arrival shuttle sleeve 4 outsides of line transfer spring apply line tension, have the structure that can regulate this line tension.
Thus, bottom line DT passes between line transfer spring 18 and the periphery wall 4a, arrives the outside of shuttle sleeve 4 via the bottom line outlet 19 of line transfer spring 18 leading sections.That is, bottom line outlet 19 is formed on the right side of extended line of the track N that moves up and down of suture needle 6.
Below the line ways 20 that is fixed on shuttle sleeve 4 front surfaces is described.
As Fig. 1, Fig. 3~shown in Figure 5, line ways 20 is the substantially elliptical shape when seeing in the front, is provided in the left side of extended line of the track N that moves up and down of the suture needle 6 of shuttle sleeve 4 front surfaces.The latter half of line ways 20 is fixed on the front surface of shuttle sleeve 4.The first half of line ways 20 forms forwards crooked predetermined angular (right side that makes Fig. 5 is the place ahead).Be formed with the bottom line pilot hole 20a (being equivalent to the bottom line guide part) that can insert bottom line DT on the first half of online ways 20.
At this moment, bottom line pilot hole 20a is arranged on the position (with reference to Fig. 4) that is lower than bottom line outlet 19.In addition, as Fig. 1, shown in Figure 5, in the front surface portion of shuttle sleeve 4, will export 19 gathering sills 22 that go towards the first half of line ways 20 and form towards the linearity of lower left inclination from bottom line.Pass the bottom line pilot hole 20a of line ways 20 from rear side to the front side from the bottom line of the shuttle sleeve 4 outlet 19 bottom line DT that come out back in via this gathering sill 22, and through the pin hole 5a of needle plate 5 with process cloth W and link to each other.
That is, as shown in Figure 1 and Figure 2, in making, the bottom line DT that links to each other with processing cloth W through pin hole 5a towards oblique below and left pass bottom line pilot hole 20a, and the bottom line of arrival shuttle sleeve 4 exports 19 through gathering sill 22 after.Therefore, under this state, in suture needle 6 when pin hole 5a drops to the downside of needle plate 5, from the left side that pin hole 5a arrives the bottom line DT of bottom line pilot hole 20a, the bottom line DT one that promptly interweaves with upper thread UT is positioned suture needle 6.In addition, as shown in Figure 6, be formed with the line gathering sill 6b that will forcibly guide the left side when operator's side is seen at the downside near pinprick 6a of suture needle 6 from the upper thread UT that pinprick 6a arrives the front side.
Therefore, as shown in Figure 7, with the XY coordinate+the Y direction is during as 0 °, it is the zone that the scope of 0 °≤θ<200 ° and 220 °<θ<360 ° becomes the complete stitching of generation (representing with PS) that stitching forms direction θ (direction opposite with cloth feeding direction).In addition, to form direction θ be that the scope of 200 °≤θ≤220 ° becomes and produces the zone that adds coiling mark (representing with HS) to stitching.
Action to shuttle sleeve 4 with this structure describes below.
As mentioned above, the bottom line DT that is housed in the bottom line shuttle in the shuttle sleeve 4 is from bottom line outlet 19 through gathering sill 22 and after passing the bottom line pilot hole 20a of line ways 20, links to each other with the processing cloth W of needle plate 5 upsides via the pin hole 5a of needle plate 5.
The line tube of upper thread UT outside illustrating passes the pinprick 6a of suture needle 6 towards the front side from rear side through thread take-up tension lever.Therefore, as shown in Figure 7, produce the stitching add the mark that wind the line and form the scope of direction θ for 200 °≤θ≤220 that are offset from 180 ° (Y direction) °.
As shown in Figure 8, situation about the peripheral part of label 22 being sewn on the processing cloth W to being sewn into rectangular shape at the peripheral part with the label 22 of rectangular shape describes.In the making of this rectangular shape, make successively by the order of forward feeding a (representing that with A stitching forms direction), left-hand feeding b (representing that with B stitching forms direction), feed reversing c (representing that with C stitching forms direction), dextrad feeding d (representing that with D stitching forms direction) from the first stitching S1 of left inboard.
At this moment, it is 180 ° that the stitching of forward feeding a forms direction θ, and it is 90 ° that the stitching of left-hand feeding b forms direction θ, and it is 0 ° that the stitching of feed reversing c forms direction θ, and it is 270 ° that the stitching of dextrad feeding d forms direction θ.Therefore, form among direction A~D at these four stitchings, stitching forms direction θ and all adds outside the scope of 200 °≤θ≤220 ° of the mark that winds the line in generation.
At first mark along the line being formed the situation that direction A makes each stitching that plays from the first stitching S1 till the 15 stitching S15 describes.As shown in Figure 9, among the second stitching S2 behind the first stitching S1, sting back on label 22 and the processing cloth W and when extreme lower position rises a little in suture needle 6, the clockwise direction when seeing with the front with spur 12 is caught the upper thread ring UTa at the upper thread UT of pinprick 6a front side formation.
At this moment, because the bottom line pilot hole 20a of line ways 20 is arranged on the position that is lower than bottom line outlet 19, therefore the direction of the bottom line DT that goes of the pin hole 5a from bottom line pilot hole 20a towards needle plate 5 is near the vertical direction as the track N that moves up and down of suture needle 6.Therefore, when suture needle 6 descends, can reduce suture needle 6 and sting probability on the bottom line DT, thereby can reduce the disqualification rate of sewings.
Then, the clockwise direction rotation when spur 12 is seen with the front forms the upper thread ring UTa of cloth side in the front side of pinprick 6a in the form in left side to interweave with respect to suture needle 6.At this moment, because bottom line DT interweaves from the left side with respect to upper thread ring UTa, therefore form complete stitching.Similarly later on, at stitching S3 ... S14, S15 form complete stitching respectively.
In addition, when the work feed of each stitching, even bottom line DT is stretched to processing cloth W layback, the bottom line DT of bottom line outlet 19 also by bottom line pilot hole 20a towards cross directional stretch, the line tension that therefore is applied on the bottom line DT is stable.Therefore, the line transfer spring 18 of being located at bottom line outlet 19 can unexpectedly not lift, and can bring into play the elastic force of line transfer spring 18 all the time, thereby can form beautiful stitching.
The situation that mark formation direction B along the line is made each stitching that plays the 36 stitching S36 from the 15 stitching S15 describes below.At this moment, among the 16 stitching S16 behind the 15 stitching S15, sting back on label 22 and the processing cloth W and when extreme lower position rises a little in suture needle 6, the clockwise direction when seeing with the front with spur 12 is caught the upper thread ring UTa in the formation of pinprick 6a front side.At this moment, upper thread ring UTa can not intersect with suture needle 6, and bottom line DT interweaves from the left side with respect to upper thread ring UTa, therefore forms complete stitching.Similarly later on, at stitching S17 ... S35, S36 form complete stitching respectively.
The situation that mark formation direction C along the line is made each stitching that plays the 50 stitching S50 from the 36 stitching S36 describes below.Equally, among the 37 stitching S37 behind the 36 stitching S36, sting back on label 22 and the processing cloth W and when extreme lower position rises a little in suture needle 6, the clockwise direction when seeing with the front with spur 12 is caught the upper thread ring UTa in the formation of pinprick 6a front side.At this moment, upper thread ring UTa can not intersect with suture needle 6, and bottom line DT interweaves from the left side with respect to upper thread ring UTa, therefore forms complete stitching.Similarly later on, at stitching S38 ... S49, S50 form complete stitching respectively.
In addition, the situation of below mark formation direction D along the line being made each stitching that plays the 71 stitching S71 from the 50 stitching S50 describes.Equally, among the 51 stitching S51 behind the 50 stitching S50, sting back on label 22 and the processing cloth W and when extreme lower position rises a little in suture needle 6, the clockwise direction when seeing with the front with spur 12 is caught the upper thread ring UTa in the formation of pinprick 6a front side.At this moment, the groove 6b opposite wire loop UTa channeling conduct of suture needle 6.Thus, form upper thread ring UTa in the place ahead, left side with respect to suture needle 6, bottom line DT interweaves from the left side with respect to upper thread ring UTa, therefore forms complete stitching.Similarly later on, at stitching S52 ... S70, S71 form complete stitching respectively.
The 19 bottom line DT that go towards bottom line pilot hole 20a are entrenched in the gathering sill 22 from the bottom line outlet.Therefore, be engaged on the spur 12 and enlarge and squeeze past tense from the front surface of shuttle sleeve 4 at upper thread ring UTa, upper thread ring UTa can not interfere with bottom line DT, can push through smoothly.
In addition, in first stitch, as shown in figure 10, pass the bottom line pilot hole 20a of line ways 20 from the bobbin thread DTa of shuttle sleeve 4 extensions and leave regulation slight distance (for example 3mm) in the front side towards front side from the front surface of shuttle sleeve 4.Therefore, certain and this bobbin thread DTa of upper thread ring UTa interweaves, thereby can form stitching reliably from first stitch.
Like this, be provided with the vertical rotating shuttle 1 that interactively forms stitching with suture needle 6 at the downside of the needle plate 5 of Sewing machines, the shuttle sleeve 4 that contains the bottom line shuttle is installed on the described vertical rotating shuttle 1 dismantledly.The periphery wall 4a of described shuttle sleeve 4 is provided with the bottom line outlet 19 that the bottom line DT that will be wound on the bottom line shuttle guides outside shuttle sleeve 4, and the front surface of shuttle sleeve 4 is provided with the line ways 20 from the bottom line DT channeling conduct of bottom line outlet 19 extensions.In addition, this line ways 20 is provided with the bottom line pilot hole 20a that makes bottom line DT engaging.Thus, when work feed, even bottom line DT is stretched to processing cloth W layback, the bottom line DT of bottom line outlet 19 also by bottom line pilot hole 20a towards cross directional stretch, the line transfer spring 18 of therefore being located at bottom line outlet 19 can unexpectedly not lift.Thus, the line tension that is applied on the bottom line DT is stable, thereby can bring into play the elastic force of line transfer spring 18 all the time fully, can form beautiful stitching.
Because bottom line pilot hole 20a is located at from the position that the extended line of the track N that moves up and down of suture needle 6 leaves, promptly with respect to the left side of the extended line of the track N that moves up and down of suture needle 6, the stitching formation direction setting that therefore generation can be added the mark that wind the line is on the position that the Y-axis with respect to the XY coordinate is offset to the left.
Because bottom line pilot hole 20a is arranged on the position that is lower than bottom line outlet 19, therefore from shuttle sleeve 4 come out after the direction of bottom line pilot hole 20a and the bottom line DT that goes towards the pin hole 5a of needle plate 5 near vertical direction as the track N that moves up and down of suture needle 6.Therefore, when suture needle 6 descends, can reduce suture needle 6 and sting probability on the bottom line DT, thereby can reduce the disqualification rate of sewings.In addition, because the extended line that bottom line pilot hole 20a is arranged on respect to the track N that moves up and down of suture needle 6 exports 19 opposite left sides with bottom line, therefore the bottom line ring UDa that is engaged on the spur 12 of vertical rotating shuttle 1 is interweaving to bottom line DT after surpassing the bottom of shuttle sleeve 4, thereby stitching is stable easily.
In addition, the front surface portion at shuttle sleeve 4 is formed with bottom line DT from the gathering sill 22 of bottom line outlet 19 to bottom line pilot hole 20a guiding.Thus, the 19 bottom line DT that go towards the bottom line pilot hole 20a in left side are entrenched in this gathering sill 22 from the outlet of the bottom line on right side, rather than are entrenched on the front surface of shuttle sleeve 4.Therefore, from the crowded past tense of the front surface of shuttle sleeve 4, upper thread ring UTa can not interfere with bottom line DT being engaged to the upper thread ring UTa expansion on the spur 12, can push through smoothly.
Below, that Figure 11 and Figure 12 represent is the 2nd embodiment of the present invention.In addition, identical with the 1st embodiment structure is with identical symbol.As shown in figure 11, in the 2nd embodiment, line ways 20A is arranged on the bottom line of shuttle sleeve 4A and exports on the 19 corresponding top-right positions.Make the upper thread UT that comes out from the pinprick 6a of suture needle 6 interweave on the right side of suture needle 6 this moment.This moment is same, even when work feed, bottom line DT is stretched to processing cloth W layback, the bottom line DT of bottom line outlet 19 also by line ways 20A towards cross directional stretch, therefore can similarly form beautiful stitching with the foregoing description.
In addition, as shown in figure 12, at this moment, formation complete stitching (representing) in stitching forms the scope that direction θ is 0 °≤θ<140 ° and 160 °<θ<360 ° with PS.That is, the scope that adds coiling mark (representing with HS) can be switched to 140 °≤θ≤160 ° of a side opposite with respect to Y-axis.
That Figure 13 represents is the 3rd embodiment of the present invention.In addition, identical with the 1st embodiment structure is with identical symbol.As shown in figure 13, in the 3rd embodiment, wired ways 20,20A are set in position, upper left side and the position, upper right side of shuttle sleeve 4B.When so constituting, add the coiling mark, and the cloth feeding direction θ when making optionally uses the either party in the line ways 20 of being located at the position, upper left side and the line ways 20A that is located at the position, upper right side in order not form.When so constituting, can set the scope that generation is added the mark that winds the line and switch to left side or right side with respect to the Y-axis of XY coordinate.
That Figure 14 and Figure 15 represent is the 4th embodiment of the present invention.In addition, identical with the 1st embodiment structure is with identical symbol.As Figure 14 and shown in Figure 15, in the 4th embodiment, line ways 24 is arranged on highlightedly the top of shuttle sleeve 4 front surfaces towards the top.On this line ways 24, be formed with the bottom line pilot hole 24a that is used to pass bottom line DT.In addition, on the front surface of shuttle sleeve 4, be formed with gathering sill 26 to the approximate horizontal of the bottom line DT channeling conduct of going from bottom line outlet 19 towards bottom line pilot hole 24a.
In addition, the structure of the 4th embodiment outside above-mentioned is identical with the 1st embodiment.Thus, in the 4th embodiment, also can obtain the action effect roughly the same with the 1st embodiment.
In addition, in each embodiment, among online ways 20, the 20A, 24, constitute with bottom line pilot hole 20a, 24a, but so long as can change the form in bottom line path and get final product as the bottom line guide part.For example, also can form hook-shaped.

Claims (4)

1. shuttle sleeve, the suture needle that is installed in dismantledly with Sewing machines interactively forms on the rotating shuttle of stitching, accommodate the bottom line shuttle that is wound with bottom line, on periphery wall, comprise: guide bottom line into outside bottom line outlet and the line transfer spring that the bottom line that exports out from described bottom line is applied tension force, it is characterized in that
On the front surface of described shuttle sleeve, leave and be provided with bottom line guide part to the bottom line channeling conduct that exports out from described bottom line with respect to the position that described bottom line outlet separates in the horizontal from the extended line of the track that moves up and down of described suture needle,
Described bottom line guide part is arranged on the extended line and the opposite side of described bottom line outlet with respect to the track that moves up and down of described suture needle.
2. shuttle sleeve as claimed in claim 1 is characterized in that, but described bottom line guide part is made of the hole that feeding ground thread inserts.
3. shuttle sleeve as claimed in claim 2 is characterized in that, described bottom line guide part be arranged at the top of described shuttle sleeve towards above on the outstanding protuberance.
4. as each described shuttle sleeve in the claim 1~3, it is characterized in that, be formed with from the gathering sill of described bottom line outlet to described bottom line guide part guiding bottom line in the front surface portion of described shuttle sleeve.
CN2007101274992A 2006-07-04 2007-07-02 Shuttle core sheath Expired - Fee Related CN101100792B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2006184532A JP5021245B2 (en) 2006-07-04 2006-07-04 Bobbin case
JP2006-184532 2006-07-04
JP2006184532 2006-07-04

Publications (2)

Publication Number Publication Date
CN101100792A CN101100792A (en) 2008-01-09
CN101100792B true CN101100792B (en) 2011-09-14

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CN2007101274992A Expired - Fee Related CN101100792B (en) 2006-07-04 2007-07-02 Shuttle core sheath

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EP (1) EP1876279B1 (en)
JP (1) JP5021245B2 (en)
KR (1) KR101383965B1 (en)
CN (1) CN101100792B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105862262B (en) * 2016-06-12 2018-09-11 浅休服饰衡水股份有限公司 One shuttle spininess sewing edge banding apparatus

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CN1045431A (en) * 1989-02-27 1990-09-19 株式会社广赖制作所 Semi-rotary shuttle mechanism
CN1205372A (en) * 1997-06-02 1999-01-20 兄弟工业株式会社 Oscillating shuttle of sewing machine
CN1371438A (en) * 1999-07-26 2002-09-25 巴克朗公司 Bobbin assembly incorporating thread tensioning assembly

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JPH0268096A (en) * 1988-09-01 1990-03-07 Hirose Mfg Co Ltd Full rotary hook for lock stitch sewing machine
JPH0631680U (en) * 1992-10-02 1994-04-26 株式会社佐文工業所 Bobbin case for zigzag sewing machine
JP2824230B2 (en) * 1995-10-30 1998-11-11 株式会社廣瀬製作所 Vertical full rotation kettle
JP2004041446A (en) * 2002-07-11 2004-02-12 Tokai Ind Sewing Mach Co Ltd Bobbin case

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US4275675A (en) * 1979-10-03 1981-06-30 The Singer Company Bobbin case with thread guide for cyclic sewing machine
CN1045431A (en) * 1989-02-27 1990-09-19 株式会社广赖制作所 Semi-rotary shuttle mechanism
CN1205372A (en) * 1997-06-02 1999-01-20 兄弟工业株式会社 Oscillating shuttle of sewing machine
CN1371438A (en) * 1999-07-26 2002-09-25 巴克朗公司 Bobbin assembly incorporating thread tensioning assembly

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Title
JP平2-68096A 1990.03.07 *
JP特开2005-261848A 2005.09.29 *

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CN101100792A (en) 2008-01-09
JP2008011981A (en) 2008-01-24
JP5021245B2 (en) 2012-09-05
EP1876279B1 (en) 2017-03-08
KR101383965B1 (en) 2014-04-10
KR20080004366A (en) 2008-01-09
EP1876279A1 (en) 2008-01-09

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