CN1375592A - Oil-filling device of sewing machine - Google Patents
Oil-filling device of sewing machine Download PDFInfo
- Publication number
- CN1375592A CN1375592A CN02118310A CN02118310A CN1375592A CN 1375592 A CN1375592 A CN 1375592A CN 02118310 A CN02118310 A CN 02118310A CN 02118310 A CN02118310 A CN 02118310A CN 1375592 A CN1375592 A CN 1375592A
- Authority
- CN
- China
- Prior art keywords
- sewing
- oil
- upright opening
- sewing machine
- fuel tube
- 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.)
- Granted
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Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B71/00—Lubricating or cooling devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/38—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with a separate pump; Central lubrication systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N2210/00—Applications
- F16N2210/32—Sewing machines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention provide an oil-feeding device for a sewing machine capable of stably supplying a lubricating oil to the worm wheel of an oil-feeding pump.The oil-feeding device comprises a sewing machine frame composed of a sewing arm and a sewing machine bed fixedly mounted on the upright portion of the sewing arm and provided with an oil pan in the lower portion thereof a lower shaft provided in the sewing machine bed across the same and the oil-feeding pump having in the upper portion thereof a worm wheel engaging with the worm gear of the lower shaft for supplying a lubricating oil to each mechanism of the sewing machine from the oil pan via an oil- feeding pipe through the rotation of the worm wheel. The device also comprises a first vertical cylindrical hole formed in the upright portion of the sewing arm, a second vertical hole smaller in diameter than the first vertical hole formed in the sewing machine bed, a slope continuous to a connecting surface formed between the first and second vertical holes and positioned at the lower end thereof above an area where the worm gear of the lower shaft engages the worm wheel of the oil-feeding pump and a drip feeding cylinder attached to the area and projecting at the lower end thereof downward from the upper surface of inner wall of the sewing machine bed.
Description
[technical field]
The present invention relates to a kind of oiling device of Sewing machines, this device system injects lubricating oil with filling pump to each portion of mechanism of Sewing machiness such as needle bar mechanism and binding-off machine mechanism.
[technical background]
This kind oiling device once announcing in real fair 3-31272 communique, employing be that the filling pump with the worm gear engaged worm wheel of lower shaft (main shaft) is equipped with on top.Lower shaft one rotates, and then the worm screw wheel of filling pump can rotate by worm gear, and lubricating oil will be injected into each mechanism of Sewing machines by oil fuel tube from food tray.
[summary of the invention]
Oiling about the worm screw of filling pump is taken turns utilizes the lubricating oil in the oil exit pipe that is configured in each structural portion of Sewing machines.Because the lubricating oil in these oil exit pipes is forcibly attracted by filling pump, so can not make its oil mass stable.In addition, owing to give the installation site of recovery tube and the departing from of angle of filling pump, often can not effectively utilize the lubricating oil in the oil exit pipe to the oiling of worm screw wheel.Oiling postpones if filling pump is to the worm screw wheel, and then the gear of worm screw wheel and worm gear will wear and tear, and the worm gear of lower shaft and the worm screw of filling pump wheel will be inharmonious.Its result might make the oiling effect of filling pump reduce, and each structural portion oiling to Sewing machines is delayed itself and burn-back takes place.
The purpose of this invention is to provide a kind of Sewing machines oiling device that can stably inject lubricating oil to the worm screw wheel of filling pump.
Oiling device of the present invention, be equipped with by sewing-machine support and be fixed on this sewing-machine support perpendicularly put in the portion and the sewing machine frame that the sewing machine base of food tray is formed is equipped with in the bottom; Be installed in the lower shaft on the sewing machine base; Worm gear engaged worm wheel with this lower shaft is arranged at top, because the rotation of this worm screw wheel, inject the filling pump of lubricating oil for each mechanism of Sewing machines by oil fuel tube from food tray, it is characterized in that tubular the 1st upright opening being set in the portion perpendicular the putting of sewing-machine support, 2nd upright opening littler than the 1st upright opening diameter is set on sewing machine base, consecutive inclined-plane, formed composition surface between setting and the 1st upright opening and the 2nd upright opening, the lower end on this inclined-plane is placed the top of engagement place of the worm screw wheel of the worm gear of lower shaft and filling pump, on this position, set up and drip tube, and make position above the sewing machine base inwall, lower end of dripping tube outstanding downwards.
In addition, wish the 2nd upright opening and the 1st upright opening be prepared into core and carry out chamfering in the bottom that is positioned at the 1st upright opening above the inclined-plane.And, as oil fuel tube, be preferably in and the 1st oil fuel tube be set on the sewing-machine support and the 2nd oil fuel tube is set on sewing machine base, and aforesaid the 1st oil fuel tube and the 1st upright opening, the 2nd upright opening break-through.
If employing the present invention then when worm screw wheel and lower shaft rotate simultaneously, can give each mechanism's injection lubricating oil of Sewing machines by oil fuel tube from food tray.At this moment, can be splashed in sewing machine frame by the lubricating oil that oil fuel tube injected, the lubricating oil that is flow down in sewing-machine support inside arrives perpendicular the 1st upright opening of putting portion of sewing-machine support successively.And a part is delivered to the inwall of the 1st upright opening and the lubricating oil that flows down, behind the chamfering place that flows to formed composition surface between the 1st upright opening and the 2nd upright opening or the 1st upright opening, will be delivered on the inclined-plane that is connected with this composition surface.And the lubricating oil that flows to the inclined-plane can drip to the engagement place of the worm screw wheel of the worm gear of lower shaft and filling pump by dripping tube.
[simple declaration of accompanying drawing]
[Fig. 1] is the front view of the inner summary of the Sewing machines that the present invention relates to of expression.
[Fig. 2] is the side view of the inner summary of the expression Sewing machines identical with last figure.
[Fig. 3] is the plane enlarged drawing of the critical piece of the expression Sewing machines identical with last figure.
[Fig. 4] is the stravismus key diagram of the expression oiling device that be used for Sewing machines identical with last figure.
[form of implementation]
According to drawing relevant form of implementation of the present invention is described below.Fig. 1 is the front view of expression about the inside summary of Sewing machines of the present invention.Sewing machine frame 1 is made up of sewing-machine support 2 and sewing machine base 3.Sewing-machine support 2 is a hollow structure, and sewing machine base 3 is fixed on the perpendicular portion 2a place of putting of sewing-machine support 2.Food tray 4 has been set up in the bottom of sewing machine base 3.This food tray 4 is used for storing lubricating oil, and there is the fin 4a of heat release its side.The lower shaft 5 of basic horizontal is housed on the base plate 3 of Sewing machines in addition.Be equipped with worm gear 6 on the lower shaft 5, worm gear 6 and worm screw wheel 8 engagements of making on the top of filling pump 7.
The 1st upright opening 9 passes the perpendicular 2a of portion that puts of sewing-machine support 2.The 1st upright opening 9 passes in vertical direction, is connected with the middle vacancy 2b of sewing-machine support 2 and makes.Put at Sewing machines perpendicular the 2a of portion the 1st upright opening 9 below the 2nd upright opening 11 is set.The 2nd upright opening 11 passes sewing machine base 3.In addition, the 2nd upright opening 11, its diameter is littler than the 1st upright opening, and places on the same core position with the 1st upright opening 9.Between the 1st upright opening 9 and the 2nd upright opening 11, form composition surface 10a.This composition surface 10a is basic along being horizontally disposed with, and makes continuously with the inclined-plane 10b that descends along the direction F that sends into black skin.
The lower end of inclined-plane 10b is placed in the worm gear 6 of lower shaft and the top of the engagement place of the worm screw wheel 8 of filling pump, and the there has been set up and dripped tube 16.Position 3a above the inwall of sewing machine base is outstanding downwards for this tube 16.The bottom 9a of the 1st upright opening that is positioned at the top of inclined-plane 10b carries out chamfering.
Filling pump 7 is installed on the carriage 20 that is fixed on the sewing machine base 3.This filling pump 7 is equipped with fuel feed pump 12 (with reference to Fig. 4), and the lubricating oil that is transported to fuel feed pump 12 is purified by oil strainer 13.The lubricating oil that is purified by oil strainer 13 can be transported to the oil fuel tube 14 (the 1st oil fuel tube) that is configured in sewing-machine support 2 respectively and be configured in the oil fuel tube 15 (the 2nd oil fuel tube) on the sewing machine base 3.Oil fuel tube 14 (the 1st oil fuel tube) is communicated to perpendicular the 1st upright opening 9 of the 2a of portion and the 2nd upright opening 11 of sewing machine base 3 put of sewing-machine support.The lubricating oil that is transferred out by oil fuel tube 14 offers each structure member that is configured on the sewing-machine support 2, and the lubricating oil that is transferred out by oil fuel tube 15 offers and is configured in each structural portion on the sewing machine base 3.
The lubricating oil that offers each structural portion on the sewing-machine support 2 flows to sewing-machine support front end 2c and perpendicular the 1st upright opening 9 of putting the 2a of portion of sewing-machine support.The lubricating oil that flows down at Sewing machines front end 2c is absorbed by sponge 17, and the lubricating oil that sponge 17 is absorbed passes through oil exit pipe 18 by the mandatory attraction of filling pump.Oil exit pipe 18 is perpendicular the 1st upright opening 9 of the 2a of portion and the 2nd upright opening 11 of sewing machine base 3 put of break-through sewing-machine support preferably.The lubricating oil that flows out at perpendicular the 1st upright opening 9 of putting the 2a of portion of sewing-machine support flows in the food tray 4 by the 2nd upright opening 11 of sewing machine base 3.At this moment, a part of lubricating oil will be flow on the inclined-plane 10b by the 9a of chamfering place of composition surface 10a and the 1st upright opening 9, drips to the engagement place of the worm screw wheel 8 of the worm gear 6 of lower shaft and filling pump again.On the other hand, the lubricating oil that provides for each structural portion in sewing machine base 3 flows in sewing machine base front end 3b and the oil groove 4.The lubricating oil that flows down at Sewing machines front end 3b passes through oil exit pipe 19 by the mandatory attraction of filling pump.Be discharged in the food tray 4 by the lubricating oil that filling pump 7 attracts by oil exit pipe 18,19.
[invention effect]
As mentioned above, if adopt the present invention, owing to be directly to have utilized the profit that flows down in the sewing-machine support Flowing of lubricating oil is so can make the lubricating oil of engagement place of the worm screw wheel of the worm gear that drips to lower shaft and filling pump Oil mass is stable. In addition, if make institute's shape between perpendicular the 1st upright opening of putting section of sewing-machine support and the 2nd upright opening The composition surface that becomes then just can guarantee mutually continuously and bevel at the aforesaid joint lubricating oil that stably drips. Have again, drip tube because be provided with in the lower end on inclined-plane, thus the oil dripping position is concentrated, can be more reliably front Oil dripping is carried out in the engagement place of stating. In addition owing to carry out chamfering in the bottom that is positioned at the 1st upright opening above the inclined-plane, Thereby the oil mass that flows to the lubricating oil on inclined-plane can be fully guaranteed. Other also have, and are configured in sewing owing to make The 1st oil fuel tube on the machine support and the 1st upright opening and the 2nd upright opening break-through be not so need to increase sewing machine Piercing site on the frame, thereby can utilize the interior space of sewing machine frame with producing effect. In addition, because annotating The recovery tube of the upper oiling of worm screw wheel of oil pump is modified to and sewing machine frame shape all-in-one-piece composition surface and inclined-plane, So reduced the part number, thereby when reducing cost, can realize the summary of sewing machine assembling.
Claims (4)
1, a kind of Sewing machines oiling device, dispose by sewing-machine support and be fixed on this sewing-machine support perpendicularly put the sewing machine frame that the sewing machine base that portion and bottom food tray is housed is formed; Be installed in the lower shaft on the sewing machine base; Top is equipped with the worm gear engaged worm wheel with this lower shaft, because the rotation of this worm screw wheel injects the filling pump of lubricating oil for each structure of Sewing machines by oil fuel tube from food tray, it is characterized in that:
The perpendicular portion of putting at sewing-machine support is provided with tubular the 1st upright opening;
2nd upright opening littler than the 1st upright opening diameter is set on sewing machine base;
Consecutive inclined-plane, formed composition surface between setting and the 1st upright opening and the 2nd upright opening;
The lower end on this inclined-plane is placed the top of engagement place of the worm screw wheel of the worm gear of lower shaft and filling pump, drip tube and make position above the sewing machine base inwall, its lower end outstanding downwards setting up on this position.
2, the Sewing machines oiling device of recording and narrating as claim 1 is characterized in that the 2nd upright opening is configured on the Cheng Tongxin of the 1st upright opening;
3, the Sewing machines oiling device of recording and narrating as claim 1 or claim 2 is characterized in that chamfering is carried out in the bottom of the 1st upright opening that is positioned at the top, inclined-plane.
4, the Sewing machines oiling device as recording and narrating in the claim 2, it is characterized in that oil fuel tube forms by being configured in the 1st oil fuel tube on the sewing-machine support and the 2nd oil fuel tube that is configured on the sewing machine base, at aforesaid the 1st oil fuel tube break-through the 1st upright opening, the 2nd upright opening.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP044396/01 | 2001-02-21 | ||
| JP2001044396A JP3784652B2 (en) | 2001-02-21 | 2001-02-21 | Sewing machine oiling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1375592A true CN1375592A (en) | 2002-10-23 |
| CN100351450C CN100351450C (en) | 2007-11-28 |
Family
ID=18906397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021183104A Expired - Lifetime CN100351450C (en) | 2001-02-21 | 2002-02-21 | Oil-filling device of sewing machine |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP3784652B2 (en) |
| KR (1) | KR100788443B1 (en) |
| CN (1) | CN100351450C (en) |
| TW (1) | TW553242U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1948587B (en) * | 2006-11-03 | 2011-09-14 | 中捷缝纫机股份有限公司 | Driving mechanism of sewing machine |
| CN101392440B (en) * | 2007-09-21 | 2013-06-05 | 大和缝纫机制造株式会社 | Oil feeding pump device of sewing machine |
| CN105177881A (en) * | 2015-08-17 | 2015-12-23 | 吴江市华运纺织品有限公司 | Large jacquard oil pump feed lubricating device |
| CN107723946A (en) * | 2017-11-17 | 2018-02-23 | 亚和缝纫机（嘉兴）有限公司 | A kind of oil return system of sewing machine support |
| WO2024077689A1 (en) * | 2022-10-13 | 2024-04-18 | 浙江美机缝纫机有限公司 | Rotating shuttle and oil pump matching operation mechanism for sewing machine, and sewing machine |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW564272B (en) * | 2001-08-03 | 2003-12-01 | Juki Kk | Overlock sewing machine |
| CN107354615B (en) * | 2017-09-11 | 2023-02-03 | 浙江中捷缝纫科技有限公司 | Oil supply system of sewing machine |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS527315Y1 (en) * | 1966-08-17 | 1977-02-16 | ||
| JPH0331272Y2 (en) * | 1987-01-29 | 1991-07-02 | ||
| US5110959A (en) * | 1989-06-14 | 1992-05-05 | Smithkline Beckman Corp. | Process for preparation of epoxy esters and intermediates prepared thereby |
| JPH0686887A (en) * | 1992-09-09 | 1994-03-29 | Aisin Seiki Co Ltd | Oil feeding mechanism of sewing machine |
| JPH0662987U (en) * | 1993-02-20 | 1994-09-06 | 株式会社佐文工業所 | Vertical full rotation sewing machine hook |
| JPH06312078A (en) * | 1993-04-30 | 1994-11-08 | Brother Ind Ltd | Oil recovering device for sewing machine |
| JP3008336B2 (en) * | 1995-11-20 | 2000-02-14 | 旭精密株式会社 | Drafting machine |
| DE19643960C2 (en) * | 1996-10-31 | 1998-10-08 | Duerkopp Adler Ag | Lubricating device for a sewing machine |
| JP3774067B2 (en) * | 1998-08-07 | 2006-05-10 | ペガサスミシン製造株式会社 | Sewing machine oil recovery device |
| JP2000167286A (en) * | 1998-12-08 | 2000-06-20 | Yamato Sewing Mach Co Ltd | Sewing machine |
| JP4449099B2 (en) * | 1999-04-30 | 2010-04-14 | 株式会社バルダン | Multi-needle sewing machine |
-
2001
- 2001-02-21 JP JP2001044396A patent/JP3784652B2/en not_active Expired - Fee Related
-
2002
- 2002-02-20 KR KR1020020008937A patent/KR100788443B1/en not_active IP Right Cessation
- 2002-02-21 CN CNB021183104A patent/CN100351450C/en not_active Expired - Lifetime
- 2002-02-21 TW TW091202082U patent/TW553242U/en not_active IP Right Cessation
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1948587B (en) * | 2006-11-03 | 2011-09-14 | 中捷缝纫机股份有限公司 | Driving mechanism of sewing machine |
| CN101392440B (en) * | 2007-09-21 | 2013-06-05 | 大和缝纫机制造株式会社 | Oil feeding pump device of sewing machine |
| CN105177881A (en) * | 2015-08-17 | 2015-12-23 | 吴江市华运纺织品有限公司 | Large jacquard oil pump feed lubricating device |
| CN107723946A (en) * | 2017-11-17 | 2018-02-23 | 亚和缝纫机（嘉兴）有限公司 | A kind of oil return system of sewing machine support |
| WO2024077689A1 (en) * | 2022-10-13 | 2024-04-18 | 浙江美机缝纫机有限公司 | Rotating shuttle and oil pump matching operation mechanism for sewing machine, and sewing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20020069118A (en) | 2002-08-29 |
| JP3784652B2 (en) | 2006-06-14 |
| JP2002239281A (en) | 2002-08-27 |
| CN100351450C (en) | 2007-11-28 |
| TW553242U (en) | 2003-09-11 |
| KR100788443B1 (en) | 2007-12-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20071128 |