CN105734855B - The guiding oil return mechanism of sewing machine looper shank - Google Patents
The guiding oil return mechanism of sewing machine looper shank Download PDFInfo
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- CN105734855B CN105734855B CN201610311476.6A CN201610311476A CN105734855B CN 105734855 B CN105734855 B CN 105734855B CN 201610311476 A CN201610311476 A CN 201610311476A CN 105734855 B CN105734855 B CN 105734855B
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- oil return
- oil
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- shank
- sewing machine
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B71/00—Lubricating or cooling devices
- D05B71/02—Loop-taker lubricating devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The present invention provides a kind of guiding oil return mechanism of sewing machine looper shank, it include the guiding oil return block being connect with sewing machine looper shank and be formed in sewing machine shell be oriented to oil return block cooperation oil return line, it is oriented to oil return block and is formed as cylindrical, the center for being oriented to oil return block is formed through on being oriented to oil return block and through the shank connecting hole on the cylindrical surface for being oriented to oil return block, from one end of shank connecting hole along the cylinder for being oriented to oil return block circumferential oil-recovery tank is formed with towards both sides, it is formed with total oil trap on the front end face for being oriented to oil return block, it is placed with oil absorption material in total oil trap, it is formed with the intermediate oil return slot for connecting circumferential oil-recovery tank with total oil trap on the outer surface for being oriented to oil return block.So as to more swimmingly fluid be made to circulate, the problem of fluid accumulates is avoided the occurrence of, therefore avoid when sewing machine operates, occur getting rid of oil because of long-pending oil, and then pollute clothes, and the manufacturing procedure for being oriented to oil return mechanism is simple, reduces manufacturing cost.
Description
Technical field
The present invention relates to a kind of guiding oil return mechanisms of sewing machine looper shank.
Background technology
Currently, sewing machine is widely used in garment manufacturing industry, especially industrial sewing machine, is more widely used in
In the manufacturing enterprise of batch micro operations clothes.In such sewing machine, sewing machine looper is essential component, usually logical
It crosses and is oriented to oil return block in the casing of sewing machine, swing and connect by the casing for being oriented to oil return block and sewing machine.
The sectional view in the prior art for being oriented to oil return block is shown in FIG. 7, as shown in fig. 7, in the guiding oil return
Looper bar perforation 1 is formed in block, the both sides in one end of looper bar perforation are formed with the axial direction perforated relative to looper bar and incline
The oil return hole 2 tiltedly and with the edge of looper bar perforation to connect, in addition, the shape respectively on the front end face and periphery for being oriented to oil return block
The oil outlet 3 of Cheng Youyu oil return holes connection.
But such oil return hole for being oriented to oil return block is deposited since space limitation diameter only has 1mm because of the viscosity of fluid
It is unsmooth in oil return, fluid accumulate the problem of.At this point, if sewing machine runs at high speed, looper swing in high frequency then will appear and get rid of oil now
As.If occurring getting rid of oil, it is likely that polluted to the clothes of sewing, to cause damages.Moreover, in the prior art,
Oil trap there are one only having is oriented on oil return block, and oil extraction efficiency is low, also will appear the problem of fluid accumulates.
In addition, when being oriented to oil return block as processing, the oil circuit of oil return is being oriented to by multiple diameters and the oilhole of angle
Linking staggeredly forms in oil return block, and complicated, manufacturing procedure is cumbersome, high rejection rate, and manufacturing cost is big.
In addition, in the position with the perforation connection of looper bar of oil return hole, after processing oil return hole, burr reconditioning is difficult, hair
Thorn can cause to be seriously worn in shank high-speed friction to shank, thus shank be made to scrap in advance.
Invention content
The present invention has been presented in view of the problems in the prior art, and its purpose is to provide a kind of processing simply,
The guiding oil return mechanism of the efficient sewing machine looper shank of oil return.
The following technical scheme is adopted to achieve the purpose of the present invention.
The guiding oil return mechanism of the sewing machine looper shank of technical solution 1, including connect with the sewing machine looper shank
Guiding oil return block and be formed in sewing machine shell with it is described guiding oil return block cooperation oil return line, the guiding oil return
Block is formed as cylindrical, and the center for being oriented to oil return block is formed through on the guiding oil return block and runs through the guiding
The shank connecting hole on the cylindrical surface of oil return block, from one end of the shank connecting hole along it is described be oriented to oil return block cylinder towards
Both sides are formed with circumferential oil-recovery tank, total oil trap are formed in described be oriented on the front end face of oil return block, in total oil trap
In be placed with oil absorption material, be formed with the circumferential oil-recovery tank and total oil-collecting in described be oriented on the outer surface of oil return block
The intermediate oil return slot of slot connection.
The guiding oil return mechanism of the sewing machine looper shank of technical solution 2, in the sewing machine looper shank of technical solution 1
It is oriented in oil return mechanism, axisymmetrical of the circumferential direction oil-recovery tank relative to the shank connecting hole is located at the guiding oil return
The intermediate oil return slot radially extending along the front end face for being oriented to oil return block on the front end face of block.
The guiding oil return mechanism of the sewing machine looper shank of technical solution 3, in the sewing machine looper shank of technical solution 2
It is oriented in oil return mechanism, the intermediate oil return flute profile becomes on front end face, rear end face and the cylindrical surface for being oriented to oil return block
Upper continuous loop.
The guiding oil return mechanism of the sewing machine looper shank of technical solution 4, in the sewing of any one of technical solution 1 to 3
In the guiding oil return mechanism of machine looper shank, it is formed on the guiding oil return block by the shank connecting hole and the centre
The radial oil return hole of oil-recovery tank connection.
The guiding oil return mechanism of the sewing machine looper shank of technical solution 5, in the sewing machine looper needle of technical solution 2 or 3
In the guiding oil return mechanism of bar, guiding oil return block tool there are two total oil trap, total oil trap relative to positioned at
It is described be oriented to oil return block front end face on the intermediate oil return slot it is symmetrical, the oil return line have respectively with total oil-collecting
The inlet port that slot is respectively communicated with.
The guiding oil return mechanism of the sewing machine looper shank of technical solution 6, in the sewing machine looper shank of technical solution 4
Be oriented to oil return mechanism in, it is described guiding oil return block be formed through it is described be oriented to oil return block front end face and rear end face and with institute
The shank oil collecting hole of radial oil return hole connection is stated, being placed in the shank oil collecting hole can with the sewing machine looper shank
The oil absorption material of the through-hole passed through.
Compared with prior art, the present invention has following advantageous effect.
According to the guiding oil return mechanism of the sewing machine looper shank of technical solution 1, the shape on the cylindrical surface for being oriented to oil return block
At the oil-recovery tank being connect with shank connecting hole, total oil trap is formed in the front end face for being oriented to oil return block, is placed in total oil trap
There is oil absorption material, the intermediate oil return slot for connecting circumferential oil-recovery tank with total oil trap is formed in the outer surface for being oriented to oil return block.
The guiding oil return mechanism of sewing machine looper shank in this way, due to forming circumferential direction in the periphery for being oriented to oil return block
Oil-recovery tank is not limited by the structure of guiding oil return block to the width and depth of circumferential oil-recovery tank, can be processed as than existing
The wider and deeper shapes of 1mm, so as to more swimmingly fluid be made to circulate, avoid the occurrence of fluid accumulate the problem of, because
This is avoided when sewing machine operates, and occurs getting rid of oil because of long-pending oil, and then pollute clothes.
In addition, due to forming circumferential oil-recovery tank in the periphery for being oriented to oil return block, so with being oriented in oil return block in the past
The structure for forming oil return hole is compared, and more easily processes the oil-recovery tank of the present invention, manufacturing procedure is simple, and high yield rate reduces
Manufacturing cost.In addition, for the guiding oil return block of such structure, it is easy to carry out burr reconditioning operation, can thoroughly removes
Burr avoids abrasion of the burr to shank.
In addition, according to the guiding oil return mechanism of the sewing machine looper shank of technical solution 2, circumferential oil-recovery tank is formed in shank
The both sides of connecting hole, symmetrical relative to shank connecting hole, in addition intermediate oil return slot is being oriented to the front end face of oil return block along preceding
End face radially extends.To more easily be processed, yield rate higher.
In addition, according to the guiding oil return mechanism of the sewing machine looper shank of technical solution 3, intermediate oil return flute profile, which becomes, to be led
The continuous loop on the front end face, rear end face and cylindrical surface of oil return block, so as to make the oil recycled from circumferential oil-recovery tank
Total oil trap is more swimmingly flowed to, the mobility of the oil in circumferential oil-recovery tank is further increased, so as to more suitable
Freely fluid is made to circulate, avoids the occurrence of the problem of fluid accumulates, therefore further avoid when sewing machine operates, due to long-pending oil
Oil is got rid of in appearance, and then is polluted to clothes.
In addition, according to the guiding oil return mechanism of the sewing machine looper shank of technical solution 4, it is formed on being oriented to oil return block
The radial oil return hole that the middle part of shank connecting hole is connected to intermediate oil return slot, to can also from the middle part of shank intercommunicating pore to
The flowing of intermediate oil return slot is attached to oil on shank, so as to more thoroughly be recycled to the oil on shank, avoid from
Shank leakage is oily and is polluted to clothes.
In addition, according to the guiding oil return mechanism of the sewing machine looper shank of technical solution 5, in the front end for being oriented to oil return block
Face forms symmetrical total oil trap in the both sides of intermediate oil return slot, oil absorption material, oil return line tool is placed in two oil traps
There is the inlet port being respectively communicated with two total oil traps, so as to by two oil absorption materials and two inlet port oil recovery,
Oil absorption compared with the past doubles, and more enough Residual oils more fully cleaned in time on shank can not ensure more reliably
Existing shank gets rid of the phenomenon of oil since Residual oil is excessive, further improves the reliability of garment sewing.
In addition, according to the guiding oil return mechanism of the sewing machine looper shank of technical solution 6, it is formed on being oriented to oil return block
Shank oil collecting hole places the oil absorption material for the through-hole that can be passed through with sewing machine looper in shank oil collecting hole, so as to
The Residual oil on shank is preferably recycled, it is excessive and get rid of the phenomenon of oil to further avoid occurring Residual oil on shank.
Description of the drawings
Fig. 1 is the stereoscopic schematic diagram for indicating the guiding oil return block of the present invention.
Fig. 2 is the schematic front view for indicating the guiding oil return block of the present invention.
Fig. 3 is the schematic side view for indicating the guiding oil return block of the present invention.
Fig. 4 is the schematic cross-sectional view for indicating the guiding oil return block of the present invention.
Fig. 5 is to indicate that the guiding oil return block of the present invention is assembled in the schematic front view on sewing machine case.
Fig. 6 is the schematic cross-sectional view for indicating the oil return line of the present invention.
Fig. 7 is the schematic cross-sectional view for indicating previous guiding oil return block.
Specific implementation mode
In the following, the guiding oil return mechanism based on description of the drawings as the sewing machine looper shank of the example of the present invention.
Fig. 1 is the stereoscopic schematic diagram for indicating the guiding oil return block of the present invention.Fig. 2 is the guiding oil return block for indicating the present invention
Schematic front view.Fig. 3 is the schematic side view for indicating the guiding oil return block of the present invention.Fig. 4 is the guiding oil return for indicating the present invention
The schematic cross-sectional view of block.Fig. 5 is to indicate that the guiding oil return block of the present invention is assembled in the schematic front view on sewing machine case.Fig. 6
It is the schematic cross-sectional view for indicating the oil return line of the present invention.
As shown in Figures 1 to 6, the guiding oil return mechanism of sewing machine looper shank of the invention, including with sewing machine looper
The guiding oil return block 10 of shank L connections and the oil return line 20 coordinated with guiding oil return block 10 being formed in sewing machine shell.
Specifically, being oriented to oil return block 10 is formed as cylindrical, guiding oil return is formed through on being oriented to oil return block 10
The center of block 10 and the shank connecting hole 11 for running through the cylindrical surface for being oriented to oil return block 10.
It is formed with circumferential oil-recovery tank 12 towards both sides from one end of shank connecting hole 11 along the cylinder for being oriented to oil return block 10,
Axisymmetrical of the circumferential oil-recovery tank 12 relative to shank connecting hole 11.
It is formed with total oil trap 13 on the front end face for being oriented to oil return block 10, oil suction material is placed in total oil trap 13
Material is formed with the intermediate oil return slot for connecting circumferential oil-recovery tank 12 with total oil trap 13 on the outer surface for being oriented to oil return block 10
14。
In addition, the intermediate oil return slot 14 on the front end face for being oriented to oil return block 10 passes through the front end face for being oriented to oil return block 10
100 center and radially extending along the front end face for being oriented to oil return block 10.Also, intermediate oil return slot 14 is formed as being oriented to back
Continuous loop on the front end face 100 of oil clot 10, rear end face 101 and cylindrical surface 102, that is, intermediate oil return slot 14 is formed as long
Rectangular ring-type.Total oil trap 13 is shaped generally as sector, in the both sides up and down of intermediate oil return slot 14 relative to intermediate oil return slot
14 is symmetrical.The notch being connected to intermediate oil return slot is formed in the groove sidewall of total oil trap.
In addition, being formed through the needle of the front end face 100 and rear end face 101 that are oriented to oil return block 10 on being oriented to oil return block 10
Bar oil collecting hole 15 places the oil absorption material for the through-hole that can be passed through with sewing machine looper shank in shank oil collecting hole 15.That is,
Shank oil collecting hole 15 is in same plane with intermediate oil return slot 14, and oil absorption material, oil absorption material are inserted into shank oil collecting hole 15
Be formed as rectangular, the through-hole that sewing machine looper can pass through is formed in centre.
Shank connecting hole 11 i.e. shank oil collecting hole 15 is returned with intermediate in addition, being formed on the hole wall of shank oil collecting hole 15
The radial oil return hole 16 that oil groove 14 is connected to.In addition, oil return line 20 has the oil suction being respectively communicated with symmetrical total oil trap 13
Mouth 21, oil absorption material is also placed in inlet port 21, makes lubricating oil aggregation recycling by oil absorption material.
According to the guiding oil return mechanism of above-mentioned sewing machine looper shank comprising led with what sewing machine looper shank was connect
To oil return block and the oil return line coordinated with guiding oil return block being formed in sewing machine shell, it is oriented to oil return block and is formed as cylinder
Shape is formed through the center for being oriented to oil return block and through the connection of the shank on the cylindrical surface for being oriented to oil return block on being oriented to oil return block
Hole is formed with circumferential oil-recovery tank towards both sides from one end of shank connecting hole along the cylinder for being oriented to oil return block, is being oriented to oil return
It is formed with total oil trap on the front end face of block, oil absorption material is placed in total oil trap, on the outer surface for being oriented to oil return block
It is formed with the intermediate oil return slot for connecting circumferential oil-recovery tank with total oil trap.
The guiding oil return mechanism of sewing machine looper shank in this way, due to forming circumferential direction in the periphery for being oriented to oil return block
Oil-recovery tank is not limited by the structure of guiding oil return block to the width and depth of circumferential oil-recovery tank, can be processed as than existing
The wider and deeper shapes of 1mm, so as to more swimmingly fluid be made to circulate, avoid the occurrence of fluid accumulate the problem of, because
This is avoided when sewing machine operates, and occurs getting rid of oil because of long-pending oil, and then pollute clothes.
In addition, due to forming circumferential oil-recovery tank in the periphery for being oriented to oil return block, so with being oriented in oil return block in the past
The structure for forming oil return hole is compared, and more easily processes the oil-recovery tank of the present invention, manufacturing procedure is simple, and high yield rate reduces
Manufacturing cost.In addition, for the guiding oil return block of such structure, it is easy to carry out burr reconditioning operation, can thoroughly removes
Burr avoids abrasion of the burr to shank.
In addition, in the above-described embodiments, axisymmetrical of the circumferential oil-recovery tank relative to shank connecting hole is located at and is oriented to oil return
Intermediate oil return slot radially extending along the front end face for being oriented to oil return block on the front end face of block, but not limited to this, circumferential to return
Oil groove can not be relative to the axisymmetrical of shank connector, and intermediate oil return slot can not also be along the front end face for being oriented to oil return block
Radially extend, if circumferential oil-recovery tank is formed on the periphery for being oriented to oil return block, and formed by circumferential oil-recovery tank with it is total
The intermediate oil return slot of oil trap connection, can equally reach said effect.
It is symmetrical relative to shank connecting hole but if circumferential oil-recovery tank is formed in the both sides of shank connecting hole, in addition in
Between oil-recovery tank be oriented to oil return block front end face radially extending along front end face, then be more easily processed, yield rate is more
It is high.
In addition, in the above-described embodiments, intermediate oil return flute profile becomes in front end face, rear end face and the circle for being oriented to oil return block
Continuous loop on cylinder, but not limited to this, can not form loop, is formed only on front end face and cylindrical surface and is returned circumferential
The intermediate oil return slot that oil groove is connect with total oil trap forms the intermediate oil return slot of semicircular, can also realize above-mentioned effect in this way
Fruit.
But if intermediate oil return flute profile becomes continuous on the front end face, rear end face and cylindrical surface for be oriented to oil return block
Loop can then make the oil recycled from circumferential oil-recovery tank more swimmingly flow to total oil trap, further increase circumferential return
In oil groove oil mobility, so as to more swimmingly fluid be made to circulate, avoid the occurrence of fluid accumulate the problem of, therefore into
One step is avoided when sewing machine operates, and occurs getting rid of oil because of long-pending oil, and then pollute clothes.
In addition, in the above-described embodiment, being also formed with shank connecting hole and intermediate oil return on being oriented to oil return block
The radial oil return hole of slot connection, but not limited to this, can not form radial oil return hole, is only returned by circumferential oil-recovery tank
Oil can also achieve the effect that above-mentioned in this way.
But if the radial oil return hole of setting, additionally it is possible to be attached to from the middle part of shank intercommunicating pore to the flowing of intermediate oil return slot
Oil on shank avoids revealing oil from shank and making clothes so as to more thoroughly recycle the oil on shank
At pollution.
In addition, in the above-described embodiment, total oil trap is shaped generally as sector, in the both sides up and down of intermediate oil return slot
It is symmetrical relative to the intermediate oil return slot across the center of circle of front end face positioned at front end face.But not limited to this, can be returned in centre
The side of oil groove forms total oil trap, and the shape of total oil trap is also not necessarily limited to sector, and it is appropriate to be formed on front end face
Shape, such as rectangle, oblong etc., can also achieve the effect that so above-mentioned.
But if forming symmetrical total oil trap in the both sides of intermediate oil return slot, can by two oil absorption materials and
Two inlet port oil recovery, oil absorption compared with the past double, more enough Residual oils more fully cleaned in time on shank,
More reliably ensure that do not occur shank gets rid of the phenomenon of oil since Residual oil is excessive, further improves the reliability of garment sewing.
In addition, oil absorption material can use felt or oil-absorbing resin etc..
In addition, in the above-described embodiment, being also formed with shank oil collecting hole on being oriented to oil return block, shank oil collecting hole prolongs
It is vertical with shank connecting hole to stretch direction, oil absorption material is also placed in shank oil collecting hole, shank passes through the through-hole of oil absorption material to pacify
In shank connecting hole, shank oil collecting hole is connected to radial oil return hole.But not limited to this, can not form shank oil-collecting
Hole only makes radial oil return hole be connect with shank connecting hole, can equally be recycled in this way to the Residual oil on shank.
But by the way that shank oil collecting hole and oil absorption material is arranged, Residual oil on shank can be preferably set to assemble, Neng Gougeng
The Residual oil on shank is recycled well, and it is excessive and get rid of the phenomenon of oil to further avoid occurring Residual oil on shank.
In addition, the present invention sewing machine looper shank guiding oil return mechanism, can be combined by above-mentioned various structures and
At can equally play above-mentioned effect.
The guiding oil return mechanism of the sewing machine looper shank of the preferred embodiment of the present invention is illustrated above, but
It is that the present invention is not limited to above-mentioned specific embodiments can carry out various without departing from the scope of the claims
Deformation or change.The invention includes various changes and modifications within the scope of the claims.
Claims (6)
1. a kind of guiding oil return mechanism of sewing machine looper shank, which is characterized in that
Include the guiding oil return block being connect with the sewing machine looper shank and be formed in sewing machine shell with the guiding
The oil return line of oil return block cooperation,
The guiding oil return block is formed as cylindrical, is formed through on the guiding oil return block in the guiding oil return block
The heart and the shank connecting hole for running through the cylindrical surface for being oriented to oil return block,
It is formed with circumferential oil-recovery tank towards both sides from one end of the shank connecting hole along the cylinder for being oriented to oil return block,
Described be oriented on the front end face of oil return block is formed with total oil trap, oil absorption material is placed in total oil trap, described
It is oriented to the intermediate oil return slot for being formed on the outer surface of oil return block and connecting the circumferential oil-recovery tank with total oil trap.
2. the guiding oil return mechanism of sewing machine looper shank according to claim 1, which is characterized in that the circumferential direction oil return
Axisymmetrical of the slot relative to the shank connecting hole is located at the intermediate oil return slot being oriented on the front end face of oil return block
Along radially extending for the front end face for being oriented to oil return block.
3. the guiding oil return mechanism of sewing machine looper shank according to claim 2, which is characterized in that the intermediate oil return
Flute profile becomes is oriented to continuous loop on the front end face, rear end face and cylindrical surface of oil return block described.
4. the guiding oil return mechanism of sewing machine looper shank according to any one of claim 1 to 3, which is characterized in that
It is formed with the radial oil return hole for being connected to the shank connecting hole with the intermediate oil return slot on the guiding oil return block.
5. the guiding oil return mechanism of sewing machine looper shank according to claim 2 or 3, which is characterized in that the guiding
There are two total oil traps for oil return block tool, and total oil trap is relative to positioned at the institute being oriented on the front end face of oil return block
State that intermediate oil return slot is symmetrical, the oil return line has the inlet port being respectively communicated with respectively with total oil trap.
6. the guiding oil return mechanism of sewing machine looper shank according to claim 4, which is characterized in that be oriented to back described
The shank oil-collecting that oil clot is formed through the front end face for being oriented to oil return block and rear end face and is connected to the radial oil return hole
The oil absorption material for the through-hole that can be passed through with the sewing machine looper shank is placed in hole in the shank oil collecting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610311476.6A CN105734855B (en) | 2016-05-11 | 2016-05-11 | The guiding oil return mechanism of sewing machine looper shank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610311476.6A CN105734855B (en) | 2016-05-11 | 2016-05-11 | The guiding oil return mechanism of sewing machine looper shank |
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| Publication Number | Publication Date |
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| CN105734855A CN105734855A (en) | 2016-07-06 |
| CN105734855B true CN105734855B (en) | 2018-08-24 |
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Families Citing this family (1)
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| CN106436076B (en) * | 2016-12-27 | 2020-05-05 | 杰克缝纫机股份有限公司 | Oil discharge structure of upper looper mechanism of sewing machine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2659331A (en) * | 1949-05-03 | 1953-11-17 | Mousset Andre | Lubricating device for the loopers of sewing machines |
| JP2004057335A (en) * | 2002-07-26 | 2004-02-26 | Pegasus Sewing Mach Mfg Co Ltd | Device for releasing oil on upper looper support base of sewing machine |
| CN105274747A (en) * | 2015-04-02 | 2016-01-27 | 杰克缝纫机股份有限公司 | Forced oil return mechanism of upper looper slide bar of sewing machine |
| CN105420951A (en) * | 2015-12-23 | 2016-03-23 | 杰克缝纫机股份有限公司 | Oil leakage preventing device of upper bent needle of sewing machine |
| CN205329322U (en) * | 2016-01-11 | 2016-06-22 | 傅东明 | Novel go up looper slide bar assembly oil return jack rod sleeve |
| CN205711324U (en) * | 2016-05-11 | 2016-11-23 | 天津市中马骏腾精密机械制造有限公司 | The guiding oil return mechanism of sewing machine looper shank |
-
2016
- 2016-05-11 CN CN201610311476.6A patent/CN105734855B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2659331A (en) * | 1949-05-03 | 1953-11-17 | Mousset Andre | Lubricating device for the loopers of sewing machines |
| JP2004057335A (en) * | 2002-07-26 | 2004-02-26 | Pegasus Sewing Mach Mfg Co Ltd | Device for releasing oil on upper looper support base of sewing machine |
| CN105274747A (en) * | 2015-04-02 | 2016-01-27 | 杰克缝纫机股份有限公司 | Forced oil return mechanism of upper looper slide bar of sewing machine |
| CN105420951A (en) * | 2015-12-23 | 2016-03-23 | 杰克缝纫机股份有限公司 | Oil leakage preventing device of upper bent needle of sewing machine |
| CN205329322U (en) * | 2016-01-11 | 2016-06-22 | 傅东明 | Novel go up looper slide bar assembly oil return jack rod sleeve |
| CN205711324U (en) * | 2016-05-11 | 2016-11-23 | 天津市中马骏腾精密机械制造有限公司 | The guiding oil return mechanism of sewing machine looper shank |
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