CN101978108B - Lubricator for shuttle of sewing machine and sewing machine - Google Patents
Lubricator for shuttle of sewing machine and sewing machine Download PDFInfo
- Publication number
- CN101978108B CN101978108B CN200980110571.8A CN200980110571A CN101978108B CN 101978108 B CN101978108 B CN 101978108B CN 200980110571 A CN200980110571 A CN 200980110571A CN 101978108 B CN101978108 B CN 101978108B
- Authority
- CN
- China
- Prior art keywords
- adjustment screw
- shuttle
- sewing machines
- limiting plate
- oil circuit
- 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
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Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B71/00—Lubricating or cooling devices
- D05B71/02—Loop-taker lubricating devices
Abstract
A lubricator for a shuttle of a sewing machine and the sewing machine comprise an adjust screw and a stopper. The adjust screw is moved when rotated. The adjust screw is used to regulate the amount of the lubricating oil supplied to a shuttle mechanism by changing the resistance of a flow passage for supplying a lubricant. The stopper restricts the movement range of the adjust screw. A worker can rotate the adjust screw only within the movement range restricted by the stopper. The amount of the lubricating oil supplied to the shuttle mechanism can be regulated only within a proper range. Consequently, the lubricating device for a shuttle of a sewing machine and the sewing machine prevent the amount of the lubricating oil from being excessively increased by the erroneous operation of the worker.
Description
Technical field
The present invention relates to a kind of shuttle lubricating arrangement and the Sewing machines that can regulate the Sewing machines of lubricant quantity delivered by the operation adjustment screw.
Background technology
Sewing machines comprises shuttle mechanism.Shuttle mechanism have rotation outer shuttle, embed the interior shuttle in this outer shuttle.Interior shuttle spline and not rotating.The Sewing machines of patent documentation 1 and patent documentation 2 records comprises for the shuttle lubricating arrangement of the sliding part supplying lubricating oil (lubricant) between shuttle and the interior shuttle outwardly.
Shuttle has the stream of the driving shaft (shuttle axle) of being located at base and outer shuttle with lubricating arrangement.Lubricating oil is supplied to shuttle mechanism by stream.Shuttle comprises the fuel volume adjusting section that the amount of the lubricating oil supplied with towards shuttle mechanism is regulated with lubricating arrangement.Fuel volume adjusting section for example has the adjustment screw of the stream that is configured to traverse lubricating oil.The quantity delivered of lubricating oil is regulated by the rotation of operation adjustment screw.Adjustment screw is projected in the stream by rotation, gives resistance to the lubricating oil that flows in this stream.The quantity delivered of lubricating oil changes by the size that changes above-mentioned resistance.
Patent documentation 1: Japanese patent laid-open 8-309072 communique
Patent documentation 2: Japanese Patent Laid-Open 2007-89742 communique
Disclosure of an invention
Invent technical problem to be solved
Adjustment screw is set in normal place when the assembling Sewing machines.The quantity delivered of lubricating oil was rotated for 1 week～2 week by the operation adjustment screw and is regulated.Actual lubricating oil quantity delivered is subject to the impact of the machining accuracy of lubricating oil flow path and adjustment screw periphery.For getting rid of the impact of machining accuracy, adjustment screw can be rotated operation in the scope larger than 1 week～2 week.Exceed mistakenly proper range (1 week～2 week) and operation during adjustment screw the operator, with respect to the suitable quantity delivered of lubricating oil, the quantitative change of lubricating oil is many.When the amount of lubricating oil is more, the problem that exists unnecessary lubricating oil can make the shuttle mechanism periphery dirty.
The object of the present invention is to provide a kind of shuttle lubricating arrangement and Sewing machines that prevents from regulating mistakenly because of the rotary manipulation of adjustment screw the lubricating oil quantity delivered.
The technical scheme that the technical solution problem adopts
In the Sewing machines of shuttle with lubricating arrangement and technical scheme 11 of the Sewing machines of technical scheme 1, comprising: the stream of lubricant of being located at the driving shaft of the base of Sewing machines and shuttle mechanism; And the adjustment screw of the amount by moving to regulate the lubricant of supplying with towards above-mentioned shuttle mechanism with respect to this stream, the part of this adjustment screw is disposed at the inside of above-mentioned stream, the part of this adjustment screw is given resistance to the lubricant of this stream of flowing through, and comprises the locating part of adjustable range that limits the amount of above-mentioned lubricant by the moving range that limits above-mentioned adjustment screw.
The moving range of locating part restriction adjustment screw.The operator can only operate the adjustment screw rotation in the limited field of locating part.Therefore, the quantity delivered of lubricating oil can not become because of operator's faulty operation too much.
In the Sewing machines of shuttle with lubricating arrangement and technical scheme 11 of the Sewing machines of technical scheme 2, above-mentioned locating part comprises: be located at the stage portion of above-mentioned adjustment screw, by limiting the limiting plate of the moving range of above-mentioned adjustment screw with this stage portion butt.
The locating part of the moving range of restriction adjustment screw is by the stage portion of adjustment screw, consist of simply with the limiting plate of this stage portion butt.Because therefore the two ends butt of the stage portion of locating part and adjustment screw limits the movement that moves forward and backward of adjustment screw.Therefore, the quantity delivered of lubricating oil can not become too much or very few because of operator's faulty operation.
In the Sewing machines of shuttle with lubricating arrangement and technical scheme 11 of the Sewing machines of technical scheme 3, above-mentioned limiting plate has the breach for above-mentioned adjustment screw break-through, both sides and the above-mentioned stage portion butt of above-mentioned limiting plate to clip this breach.
Limiting plate stops adjustment screw to move with the both sides that clip breach reliably.
In the Sewing machines of shuttle with lubricating arrangement and technical scheme 11 of the Sewing machines of technical scheme 4 and technical scheme 5, limiting plate is so that the mode of the moving direction position-adjustable of above-mentioned adjustment screw is fixed in above-mentioned base.
The moving range of adjustment screw can change by the fixed position of regulating limiting plate.In assembling during Sewing machines, limiting plate carried out after the position adjustments fixing in advance.
In the Sewing machines of shuttle with lubricating arrangement and technical scheme 11 of the Sewing machines of technical scheme 6 to 9, above-mentioned stage portion is formed with the flange of being located at the axial region of above-mentioned adjustment screw in the mode relative with this head by the head of above-mentioned adjustment screw.
By the axial region in adjustment screw flange is set, consists of with the stage portion of the limiting plate butt head by this flange and adjustment screw.
In the Sewing machines of shuttle with lubricating arrangement and technical scheme 11 of the Sewing machines of technical scheme 10, above-mentioned locating part comprises spacing ring, this spacing ring is sheathed on above-mentioned adjustment screw, and by limiting the moving range of above-mentioned adjustment screw with the head butt of this adjustment screw.
The locating part of the moving range of restriction adjustment screw can consist of simply by adjustment screw is passed spacing ring.
The invention effect
The shuttle of Sewing machines of the present invention comprises the locating part of the moving range that limits adjustment screw with lubricating arrangement and Sewing machines.Adjustment screw can move in the scope that locating part limits.Locating part is constrained to suitable scope with the rotary manipulation scope of adjustment screw.The operator can't operate adjustment screw rotation mistakenly, and the amount of the lubricating oil of supplying with towards shuttle mechanism can not become too much.Therefore, shuttle mechanism the situation that unnecessary lubricating oil is made the shuttle mechanism periphery dirty can not occur with suitable lubricated successfully action.
Description of drawings
Fig. 1 is the stereogram of Sewing machines of the present invention.
Fig. 2 is the front view of Sewing machines shown in Figure 1.
Fig. 3 is the cutaway view of the first embodiment of expression lubricating arrangement of the present invention.
Fig. 4 is the stereogram of the adjustment screw that comprises of the lubricating arrangement of Fig. 3.
Fig. 5 is the stereogram of the limiting plate that comprises of the lubricating arrangement of Fig. 3.
Fig. 6 is the cutaway view of the second embodiment of expression lubricating arrangement of the present invention.
Fig. 7 is the stereogram of the adjustment screw that comprises of the lubricating arrangement of Fig. 6.
Fig. 8 is the three-view drawing of the limiting plate that comprises of the lubricating arrangement of Fig. 6.
Fig. 9 is the cutaway view of the 3rd embodiment of expression lubricating arrangement of the present invention.
Figure 10 is the stereogram of the adjustment screw that comprises of the lubricating arrangement of Fig. 9.
Figure 11 is the stereogram of the spacing ring that comprises of the lubricating arrangement of Fig. 9.
(symbol description)
3 bases
10 shuttle mechanisms
12 shuttle axles (driving shaft)
20 lubricating arrangements
The 20A lubricating arrangement
The 20B lubricating arrangement
Oil circuit (stream of lubricant) in 21 axles
27 return oil circuit (stream of lubricant)
28 supply with oil circuit (stream of lubricant)
29 are communicated with oil circuit (stream of lubricant)
42 adjustment screw
42a screw spindle part (axial region)
42b head (stage portion)
42d flange (stage portion)
The 42A adjustment screw
The 42B adjustment screw
51 limiting plates
The 51d breach
The 51A limiting plate
54 spacing rings
The specific embodiment
Accompanying drawing below with reference to the expression preferred forms describes the present invention in detail.
As shown in Figure 1 and Figure 2, Sewing machines 1 comprises horn 2, base 3 and column 7.Base 3 is the long casings of left and right directions.Column 7 is located at the right part of base 3 in the mode of erectting towards the top.Horn 2 is located at the upper end of column 7 in the mode of extending towards left.
In the blank part 22d of one end (left part) the insert cover screw 22 of oil retaining member 23.Oil retaining member 23 is bars of being made by the material that can keep lubricating oil (felt etc.).The other end (right part) of oil retaining member 23 extends to the inside of oil circuit 21 in the axle.The lubricating oil of oil circuit 21 inside in oil retaining member 23 retainer shafts, and a small amount of lubricating oil sent to the inside of outer shuttle 14 via aperture 22c.
The bearing 11 that supports shuttle axle 12 comprises two ring- type oil circuit 26a, 26b that are located at interior week.Ring- type oil circuit 26a, 26b separate configuration on left and right directions.The right part of oil circuit 21 is crooked and in the peripheral openings of shuttle axle 12 squarely in the axle, and is communicated with the ring-type oil circuit 26a in left side.
Returning oil circuit 27 is arranged in the position corresponding with the ring-type oil circuit 26a in left side and runs through bearing 11.Return the bottom that oil circuit 27 extends to base 3, be connected with fuel tank 31 by recurrent canal 31b.As shown in Figure 3, fuel tank 31 is installed on the bottom of base 3.Supply oil circuit 28 is arranged in the position corresponding with the ring-type oil circuit 26b on right side and runs through bearing 11.Supply with the bottom that oil circuit 28 extends to base 3, be connected with oil pump by fuel feed pump 31a.
The mode that connection oil circuit 29 returns oil circuit 27 and supply oil circuit 28 with connection is located at bearing 11.Be communicated with oil circuit 29 at the right part of bearing 11 opening.The peristome that is communicated with oil circuit 29 is sealed by the ring-type oil sealing 13B between the right part that is installed in bearing 11 and the shuttle axle 12.The left part of bearing 11 is by the ring-type oil sealing 13A sealing that is installed between itself and the shuttle axle 12.The oil leak of internal flow that oil sealing 13A, 13B prevent in axle oil circuit 21, return oil circuit 27, supply with oil circuit 28 and be communicated with oil circuit 29 is to outside.
Lubricating arrangement 20 comprises fuel-flow control section 40.The amount that the interior oil circuit 21 of 40 pairs of warp beams of fuel-flow control section is supplied to the lubricating oil of shuttle mechanism 10 is regulated.Fuel-flow control section 40 has adjustment hole 41, adjustment screw 42 and limiting plate 51.As shown in Figure 3, adjustment hole 41 is holes of the circular cross-section of the mode of traversing the roughly pars intermedia that returns oil circuit 27 part of being located at base 3.Adjustment hole 41 has peristome towards the outside at its left end.Adjustment hole 41 has near the threaded portion that forms in interior week its peristome.
As shown in Figure 4, adjustment screw 42 comprises screw spindle part 42a, head 42b and adjusting portion 42c.Screw spindle part 42a has the diameter that can insert in the adjustment hole 41.Head 42b is arranged to the end of screw spindle part 42a is formed major diameter.The other end of adjusting portion 42c and screw spindle part 42a is continuous, has towards the tapered conical in shape of front end.Screw spindle part 42a has near the collar flange 42d that is located at the head 42b.The periphery of screw spindle part 42a between flange 42d and adjusting portion 42c is formed with ridge.
As shown in Figure 3, ridge and the threaded portion in adjustment hole 41 interior weeks of adjustment screw 42 by making screw spindle part 42a periphery screws togather and is installed in the adjustment hole 41.The adjusting portion 42c of adjustment screw 42 front ends is outstanding to traverse the mode of returning oil circuit 27 in the inside of adjustment hole 41.Adjusting portion 42c is disposed at the inside of stream, is equivalent to the lubricant of this stream of flowing through is given the part of the screw spindle part 42a of resistance.The flange 42d that is located at screw spindle part 42a is relative with the outer surface of the base 3 that offers adjustment hole 41.
As shown in Figure 5, limiting plate 51 is the flat boards that bend to the L font.Limiting plate 51 has the check plate 51a corresponding with a limit of L word, the backing plate 51b corresponding with another limit of L word.The check plate 51a of limiting plate 51 has the breach 51c at the central portion opening of the ora terminalis that leaves from bend.The backing plate 51b of limiting plate 51 has the breach 51d at the central portion opening of the ora terminalis that leaves from bend.Breach 51c, 51d are the U font slotted holes that extends towards bend.
As shown in Figure 3, limiting plate 51 is fixed by the lower surface butt and the fastening hold-down screw 52 that make check plate 51a and base 3.Hold-down screw 52 passes the breach 51c of check plate 51a.The fixed position of limiting plate 51 can be regulated along left and right directions in the length range of breach 51c by unclamping hold-down screw 52.
As shown in Figure 3, the backing plate 51b of limiting plate 51 vertically erects in the end of check plate 51a.Backing plate 51b passes between the head 42b and flange 42d that breach 51d is disposed at adjustment screw 42 by the screw spindle part 42a with adjustment screw 42.The backing plate 51b of limiting plate 51 limits this adjustment screw 42 towards right-hand movement by the head 42b butt with adjustment screw 42.The backing plate 51b of limiting plate 51 moves towards left by limiting this adjustment screw 42 with flange 42d butt.The left and right directions position of adjustment screw 42 can be regulated at the head 42b of adjustment screw 42 and the scope of flange 42d and limiting plate 51 butts.In the embodiment of Fig. 3, the head 42b of adjustment screw 42 and flange 42d, limiting plate 51 are equivalent to locating part.
The fixed position of limiting plate 51 can be regulated at left and right directions.The position adjustments scope of adjustment screw 42 changes by the fixed position of regulating limiting plate 51.Breach 51c can be with not replacing at the slotted hole of the ora terminalis opening of check plate 51a or the hole of being located at many positions of check plate 51a.When being provided with slotted hole, the position adjustments scope of adjustment screw 42 can change in the length range of this slotted hole.When being provided with a plurality of hole, the position adjustments scope of adjustment screw 42 can change by the hole of selecting break-through hold-down screw 52.
Action to lubricating arrangement 20 describes.
Lubricating arrangement 20 moves by driving the oil pump rotation.Oil pump makes the lubricating oil of fuel tank 31 inside send into through fuel feed pump 31a and supplies with in the oil circuit 28.Lubricating oil returns fuel tank 31 via supplying with oil circuit 28, being communicated with in oil circuit 29, the axle oil circuit 21 and returning oil circuit 27 and flow through recurrent canal 31b.
The inside of lubricating oil oil circuit 21 in axle is infiltrated in the oily retaining member 23.The lubricating oil that infiltrates in the oily retaining member 23 is inner through the blank part 14a that the aperture 22c of the head 22b of lid screw 22 leaks into outer shuttle 14.Aperture 22c departs from heart setting in the shuttle axle 12.The lubricating oil that spills from aperture 22c is distributed in the blank part 14a equably because of the centrifugal force of the shuttle axle 12 of rotation.The lubricating oil that disperses makes shuttle mechanism 10 lubricated well.
The amount of the lubricating oil that the amount of the lubricating oil of lubricated shuttle mechanism 10 is interior with infiltrating oily retaining member 23 is corresponding.Infiltrate the pressure of amount oil circuit 21 inside in axle of the lubricating oil in the oily retaining member 23 and increase when higher, reduce when the pressure of oil circuit 21 inside is low in axle.Oil circuit 21 is positioned at and comprises that the lubrication oil circulation stream supplying with oil circuit 28, be communicated with oil circuit 29 and return oil circuit 27 midway in the axle.The pressure of oil circuit 21 inside is by changing to the mobile resistance of giving in the circulation stream in the axle.
Lubricating arrangement 20 comprises fuel-flow control section 40.Fuel-flow control section 40 regulates the resistance of giving at the oil that returns oil circuit 27 internal flows by 42 rotations of operation adjustment screw.Return oil circuit 27 is positioned at axle oil circuit 21 in the circulation stream of lubricating oil downstream.Uprise hour step-down of the resistance in returning oil circuit 27 when the resistance of pressure in returning oil circuit 27 of oil circuit 21 inside is large in the axle.Therefore, the lubricants capacity of shuttle mechanism 10 can be regulated by adjustment screw 42 rotations of operation oil mass adjusting portion 40.
The resistance that returns in the oil circuit 27 becomes large in the inside of adjustment hole 41 towards moving right by adjustment screw 42.In the time will increasing the lubricants capacity of shuttle mechanism 10, the operator makes adjustment screw 42 towards the operation of move right (entering in the adjustment hole 41).In the time will reducing the lubricants capacity of shuttle mechanism 10, the operator makes adjustment screw 42 towards the operation that moves left (deviating from from adjustment hole 41).
The moving range of limiting plate 51 restriction adjustment screw 42.When assembling Sewing machines 1, limiting plate 51 is fixing after having regulated the position.Limiting plate 51 prevents from causing the lubricants capacity of shuttle mechanism 10 to become too much or very few because of the faulty operation of adjustment screw 42.The operator is by unclamping hold-down screw 52 and change the fixed position of limiting plate 51, the adjustable range of variable lubricants capacity.
As shown in Figure 6, the lubricating arrangement 20A of the second embodiment comprises the 40A of fuel-flow control section.The 40A of fuel-flow control section has adjustment hole 41A, adjustment screw 42A and limiting plate 51A.
As shown in Figure 7, adjustment screw 42A comprises screw spindle part 42a, head 42b, adjusting portion 42c and flange 42d.Adjustment screw 42A is identical with adjustment screw 42 structures shown in Figure 4, and just length is shorter.As shown in Figure 6, adjustment hole 41A expanded hole 43 inner openings of being located at base 3.Adjustment hole 41A has near the threaded portion that forms in interior week its peristome.Expanded hole 43 is the holes with circular cross-section of the diameter larger than the diameter of adjustment hole 41A.
As shown in Figure 6, adjustment screw 42A by making screw spindle part 42a periphery ridge and adjustment hole 41A in the threaded portion in week screw togather and be installed in the adjustment hole 41A.The adjusting portion 42c of adjustment screw 42A is projected in the inside of adjustment hole 41A and returns in the oil circuit 27.Head 42b and flange 42d that expanded hole 43 will be installed in the adjustment screw 42A in the adjustment hole 41A accommodate.Head 42b is exposed to the outside from the opening of expanded hole 43.The operator regulates the position of adjustment screw 42A on left and right directions by using the 42b rotation of screwdriver operation head.The lubricants capacity of shuttle mechanism 10 is regulated by the position that changes adjustment screw 42A.
As shown in Figure 8, limiting plate 51A comprise check plate 51a, the crooked backing plate 51f squarely in the end of this check plate 51a.Check plate 51a has the breach 51c at the central portion opening of the ora terminalis that leaves from bend.The width of the Width check plate 51a of backing plate 51f is narrow, and backing plate 51f is located at the central authorities of this check plate 51a.Breach 51c is the U font slotted hole that extends towards bend.
As shown in Figure 6, limiting plate 51A fixes by the lower surface butt and the fastening hold-down screw 52 that make check plate 51a and base 3.The backing plate 51f of limiting plate 51A vertically erects in the end of check plate 51a.Backing plate 51f is projected into the inside of expanded hole 43 by the breach 53 of being located at base 3, is disposed between the head 42b and flange 42d of adjustment screw 42A.
The moving range that the backing plate 51f of limiting plate 51A limits adjustment screw 42A by head 42b and flange 42d butt with adjustment screw 42A.The lubricants capacity of shuttle mechanism 10 can be regulated in the moving range of the adjustment screw 42A that limiting plate 51A limits.
In the second embodiment, the head 42b of adjustment screw 42A and flange 42d are incorporated in the inside of expanded hole 43 and are not projected into the outside of base 3.Therefore, can realize the miniaturization of lubricating arrangement 20.
Embodiment 3
As shown in Figure 9, the lubricating arrangement 20B of the 3rd embodiment comprises the 40B of fuel-flow control section.The 40B of fuel-flow control section has adjustment hole 41B, adjustment screw 42B and spacing ring 54.
As shown in figure 10, adjustment screw 42B comprises screw spindle part 42a, head 42b and adjusting portion 42c.The flange 42d that adjustment screw 42B has removed adjustment screw 42 (Fig. 4) forms.As shown in Figure 9, the adjustment hole 41B of the 40B of fuel-flow control section is the hole of circular cross-section of being located at the part of base 3.Adjustment hole 41B has the threaded portion in an interior week near the peristome of its left end.
As shown in Figure 9, adjustment screw 42B by making screw spindle part 42a periphery ridge and adjustment hole 41B in the threaded portion in week screw togather and be installed in the adjustment hole 41B.The adjusting portion 42c of adjustment screw 42B is projected in the inside of adjustment hole 41B and returns in the oil circuit 27.The operator regulates the position of adjustment screw 42B on left and right directions by using the 42b rotation of screwdriver operation head.The lubricants capacity of shuttle mechanism 10 is regulated by the position that changes adjustment screw 42B.
As shown in figure 11, spacing ring 54 has the through hole 54a that runs through its central part.As shown in Figure 9, spacing ring 54 passes between the head 42b and base 3 that through hole 54a is disposed at adjustment screw 42B by the screw spindle part 42a with adjustment screw 42B.
Spacing ring 54 simultaneously with head 42b and base 3 butts of adjustment screw 42B, limit by this moving range of adjustment screw 42B.The lubricants capacity of shuttle mechanism 10 can be regulated in the moving range of the adjustment screw 42B that spacing ring 54 limits.The 3rd embodiment does not limit the movement of adjustment screw when unclamping adjustment screw 42B.Therefore, adjustment screw 42B and spacing ring 54 can prevent the glut of lubricating oil, but can't prevent that the supply of lubricating oil is very few.Adjustment screw 42B and spacing ring 54 be suitable for without shuttle mechanism corresponding to fuel feeding.
The lubricating arrangement 20B of the 3rd embodiment utilizes the simple structure of configuration spacing ring 54 between adjustment screw 42B and base 3, can limit the adjustable range of lubricants capacity.Adjustment screw 42B is non-lipped simple shape.
The below describes the variation of partial alteration's embodiment described above.
1) adjustment screw 42 of the first embodiment, the second embodiment, 42A form stage portion by at screw spindle part 42a flange 42d being set.In variation, stage portion also can form by depression is set at screw spindle part 42a.
2) in embodiment, adjustment screw 42, adjustment screw 42A or adjustment screw 42B are by moving to regulate the resistance that returns oil circuit 27 along left and right directions.In variation, also can implement in the circulation stream appropriate location midway of lubricating oil the adjusting of resistance.
3) the 3rd embodiment constitutes the split member with adjustment screw 42B and spacing ring 54.In variation, also adjustment screw 42b and spacing ring 54 can be constituted one.In the occasion of this variation, the producer need to by the moving range of adjustment screw 42B, be ready to change the member of the thickness of the part that is equivalent to spacing ring 54.
Claims (4)
1. the shuttle lubricating arrangement of a Sewing machines comprises: the stream of lubricant of being located at the driving shaft of the base of Sewing machines and shuttle mechanism; And the adjustment screw of the amount by moving to regulate the lubricant of supplying with towards described shuttle mechanism with respect to this stream, the part of this adjustment screw is disposed at the inside of described stream, the part of this adjustment screw is given resistance to the lubricant of the described stream of flowing through, and it is characterized in that
The shuttle of described Sewing machines comprises with lubricating arrangement:
Stage portion, this stage portion is formed with flange on the axial region that is located at described adjustment screw in the mode relative with this head by the head of described adjustment screw;
Limiting plate, this limiting plate be by limiting the moving range of described adjustment screw with described stage portion butt, thereby limit the adjustable range of the amount of described lubricant.
2. the shuttle lubricating arrangement of Sewing machines as claimed in claim 1 is characterized in that, described limiting plate has the breach for described adjustment screw break-through, both sides and described head and the flange butt of described limiting plate to clip this breach.
3. the shuttle lubricating arrangement of Sewing machines as claimed in claim 1 or 2 is characterized in that, described limiting plate is so that the mode that the moving direction position of described adjustment screw can be regulated is fixed in described base.
4. a Sewing machines is characterized in that, comprises the shuttle lubricating arrangement of each described Sewing machines in the claims 1 to 3.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008-075262 | 2008-03-24 | ||
| JP2008075262A JP2009226005A (en) | 2008-03-24 | 2008-03-24 | Lubricant feed mechanism for hook of sewing machine and sewing machine |
| PCT/JP2009/055771 WO2009119555A1 (en) | 2008-03-24 | 2009-03-24 | Lubricator for shuttle of sewing machine and sewing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101978108A CN101978108A (en) | 2011-02-16 |
| CN101978108B true CN101978108B (en) | 2013-01-02 |
Family
ID=41113747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200980110571.8A Expired - Fee Related CN101978108B (en) | 2008-03-24 | 2009-03-24 | Lubricator for shuttle of sewing machine and sewing machine |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2009226005A (en) |
| CN (1) | CN101978108B (en) |
| WO (1) | WO2009119555A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102011276B (en) * | 2010-10-28 | 2012-09-26 | 宁波市鄞州勇耀缝制机械有限公司 | Process for manufacturing rotating shuttle inner shuttle bottom supporting structure |
| CN102031649B (en) * | 2010-12-24 | 2012-10-03 | 宁波市鄞州勇耀缝制机械有限公司 | Outer shuttle of rotating shuttle and manufacturing process thereof |
| CN104313804B (en) * | 2014-11-17 | 2018-01-12 | 广东旋霸机电科技有限公司 | The lubricating method of transmission mechanism, sewing machine and transmission mechanism |
| CN105483948A (en) * | 2016-01-29 | 2016-04-13 | 中山市旋霸缝纫设备有限公司 | Outer shuttle frame and rotating shuttle |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08309072A (en) * | 1995-05-18 | 1996-11-26 | Aisin Seiki Co Ltd | Shuttle oil feeding amount adjusting device for sewing machine |
| JP2006141433A (en) * | 2004-11-16 | 2006-06-08 | Juki Corp | Shuttle lubricating mechanism for sewing machine |
| JP2007089742A (en) * | 2005-09-28 | 2007-04-12 | Brother Ind Ltd | Shuttle oiling mechanism for sewing machine |
-
2008
- 2008-03-24 JP JP2008075262A patent/JP2009226005A/en not_active Withdrawn
-
2009
- 2009-03-24 WO PCT/JP2009/055771 patent/WO2009119555A1/en active Application Filing
- 2009-03-24 CN CN200980110571.8A patent/CN101978108B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| WO2009119555A1 (en) | 2009-10-01 |
| JP2009226005A (en) | 2009-10-08 |
| CN101978108A (en) | 2011-02-16 |
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| SE01 | Entry into force of request for substantive examination | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20130102 Termination date: 20200324 |