CN106757855A - A kind of shank lubrication system of sewing machine and sewing machine - Google Patents
A kind of shank lubrication system of sewing machine and sewing machine Download PDFInfo
- Publication number
- CN106757855A CN106757855A CN201710227606.2A CN201710227606A CN106757855A CN 106757855 A CN106757855 A CN 106757855A CN 201710227606 A CN201710227606 A CN 201710227606A CN 106757855 A CN106757855 A CN 106757855A
- Authority
- CN
- China
- Prior art keywords
- shank
- oil
- deflecting element
- sewing machine
- cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B71/00—Lubricating or cooling devices
Abstract
The invention provides a kind of sewing machine and the shank lubrication system of sewing machine, belong to technical field of sewing equipment.It solves lubricating oil in existing shank component easily leakage and the technical problem such as long-time lubricant effect is not good.This sewing machine includes casing and shank, cavity is offered on casing, shank is slidably arranged on casing and the upper end of shank is stretched into cavity, shank lubrication system includes being impregnated with the oil-deflecting element of grease, one end of oil-deflecting element is stretched into cavity and just to the upper end of shank, and when shank is slided to be risen, the upper end of shank can be in contact or be close with oil-deflecting element.It is grease lubrication to change liquid lubricant lubrication in the present invention, can reduce the oil leakage phenomenon of needle bar position, it is therefore prevented that suture and sewing are contaminated；Simultaneously by cavity is set so that contact of the oil-deflecting element with shank all the time be in one close environment in, effectively prevent external dust etc. from polluteing oil-deflecting element, it is ensured that lubricant effect.
Description
Technical field
The invention belongs to technical field of sewing equipment, it is related to the shank of a kind of sewing machine and a kind of sewing machine to lubricate knot
Structure.
Background technology
Sewing machine is to use one or more sewing thread, and one or more stitching is formed on sewing, stitches one or more layers
The machine that material interweaves or unites by a seam.Fabric and leather, plastics, the paper such as sewing function sewing cotton, fiber crops, silk, hair, staple fibre
Deng product, the stitching neat appearance stitched out, it is smooth firmly, sewing velocity is fast, easy to use, therefore is used widely.Shank
It is the important component of sewing machine, the shank of sewing machine can wear and tear in high speed motions and produce substantial amounts of heat
Amount, it is therefore desirable to which enough lubricating oil is lubricated and lowers the temperature to it, ensureing function normal work of sewing.Current method is
Food tray is set in sewing motor spindle, the liquid lubricant of flowing is stored in food tray, then lubrication is supplied to needle bar position by oil pump
Oil.But the quantity delivered of lubricating oil is difficult to be precisely controlled in this structure, if lubricating oil is very few, do not have it is due lubrication and
Cooling-down effect；If lubricating oil is excessive, unnecessary lubricating oil can be caused as shank is moved and outwards spilt, and then pollute seam
Line and sewing.
China's patent (notification number：CN102373585A；The day for announcing：2012-03-14) disclose a kind of needle bar sleeve of sewing machine
Lubrication system, sewing machine has the head of an installation shank component, and shank component includes the vertical shank and the company that are connected with driving member
Head shell lower end is connected on, the shank set outside shank is placed on, lubrication system includes that shank covers main body, and shank set main body lower end has one
The concentric shank set that internal diameter reduces, shank set inwall is provided with oil storage tank, and oil storage tank is built-in with wick, and most grease control is existed
In wick so that shank is moderate with oil mass in the crack of shank inner room.
Lubricating oil is immersed in shank and entered with shank inner room by the shank set lubrication system in above-mentioned patent document by wick
Row lubrication, the oil mass in initial stage wick is easily oozed when more, tailed off using the oil mass in rear wick for a long time, and shank is waited not again
To sufficient lubrication, lubricant effect is influenceed.
The content of the invention
The above mentioned problem that the present invention exists for existing technology, there is provided a kind of shank lubrication system of sewing machine, this hair
Bright technical problem to be solved is：Ensure lubricant effect while how effectively preventing lubricating oil from leaking outside.
The purpose of the present invention can be realized by following technical proposal：
A kind of shank lubrication system of sewing machine, sewing machine includes casing and shank, it is characterised in that opened on the casing
Cavity is provided with, the shank is slidably arranged on the casing and the upper end of shank is stretched into the cavity, the shank lubrication
Structure includes being impregnated with the oil-deflecting element of grease, and one end of the oil-deflecting element is stretched into the cavity and just to the upper of the shank
End, when the shank is slided to be risen, the upper end of the shank can move towards the oil-deflecting element direction.
Its principle is as follows：Oil-deflecting element is impregnated with lubricant grease in advance, and when sewing machine runs, shank was pumping
Cheng Zhonghui is contacted or is close to oil-deflecting element, and now the grease on oil-deflecting element is lubricated to shank；Do not used in the technical program
Liquid lubricant participates in the lubrication behavior of needle bar position, but is lubricated using grease, and it is grease to change liquid lubricant lubrication
Lubrication, can reduce the oil leakage phenomenon of needle bar position, it is therefore prevented that suture and sewing are contaminated；It is empty by setting in the technical program
Chamber so that contact of the oil-deflecting element with shank in an environment for closing, effectively prevents external dust etc. from polluteing and lead all the time
Oily part, it is ensured that lubricant effect.
In the shank lubrication system of above-mentioned sewing machine, the oil-deflecting element is located at the top of the shank, the casing
On offer mounting groove, one end of the oil-deflecting element is embedded in the mounting groove, and the other end of the oil-deflecting element is through described
The inwall of cavity is simultaneously extended in the cavity.Oil-deflecting element has enough length, can store more grease, it is ensured that when long
Between use, while oil-deflecting element is placed in the mounting groove of closing, be prevented from the leakage and volatilization of grease, it is ensured that when using
Effect.
In the shank lubrication system of above-mentioned sewing machine, alternatively, oil storage box is installed with the casing
One, the oil-deflecting element is in long strip type, and one end of the oil-deflecting element is located in the cavity, and the other end of the oil-deflecting element passes through institute
State the inwall of cavity and be plugged in the oil storage box one.It is existing by capillary because one end of oil-deflecting element is plugged in oil storage box
The effect of elephant can be such that the grease being consumed on oil-deflecting element is timely supplemented, it is ensured that the long-time lubricating ability of oil-deflecting element with
And good lubricant effect.
In the shank lubrication system of above-mentioned sewing machine, the oil storage box one is in the form of a column, the height of the oil storage box one
Direction is consistent with the axis direction of the shank, and there is opening and the openend to be located at the casing for one end of the oil storage box one
Outward, the oil storage box one is provided with the capping that can block the opening.Such structure can facilitate and add in oil storage box one
Oiling fat, can guarantee that the sealing in the convenience and cavity of oil-deflecting element connection again.
In the shank lubrication system of above-mentioned sewing machine, shank set is installed with the casing, outside the shank set
End is extended on the inwall of the cavity positioned at the outer surface of the casing, the inner, and the shank is slided and is plugged in the shank
In set, the inner of the shank set is provided with Oil Guide ring and the Oil Guide ring set is located on the shank, also fixed on the casing
There is oil storage box two, be connected by Oil Guide bar between the Oil Guide ring and oil storage box two.By being set on shank outer peripheral face
Oil Guide ring is lubricated in shank motion process to shank, and directly grease is provided to shank from another direction, is further increased
Strong lubricant effect.After the grease on Oil Guide ring is consumed, due to capillarity, grease is by Oil Guide bar from oil storage box two
Supplemented, prolonged lubricant effect can be kept.
In the shank lubrication system of above-mentioned sewing machine, the needle bar crank that can be swung is provided with the cavity；It is described
The end of needle bar crank is hinged with the upper end of the shank and needle bar crank swings and the shank can be driven up and down reciprocatingly to move
It is dynamic.Needle bar crank drives shank action, and oil-deflecting element directly can be lubricated to needle bar crank with the junction of shank.
In the shank lubrication system of above-mentioned sewing machine, the oil-deflecting element, Oil Guide ring and Oil Guide bar are by malthoid, felt
Or non-woven fabrics is made.Malthoid, felt and non-woven fabrics have good grease absorption property, it is ensured that long-time stable reliably lubricates
Effect.
In the shank lubrication system of above-mentioned sewing machine, the upper surface of the shank is led with described when the shank rises
The end of oily part has gap between being in contact or both.When both are in contact, grease is directly applied directly on shank；Both
Between have less gap when, shank is not directly contacted with oil-deflecting element, when shank is moved, micro track can be produced to become
Change, now have with the grease on oil-deflecting element surface it is trickle contact, grease is taken on shank.Meanwhile, during shank high-speed motion, cavity
Interior temperature is raised, and grease volatile molecular, with the air current flow of air, is attached to shank surface, so as to be lubricated to shank.
If with oil-deflecting element directly contact, over time, oil-deflecting element can be deformed upon, and lubricant effect is substantially reduced.
A kind of sewing machine is also provided in the present invention, the sewing machine has above-mentioned shank lubrication system.
Compared with prior art, the present invention has advantages below：
1st, there is no liquid lubricant to participate in the lubrication behavior of needle bar position in the present invention, but be lubricated using grease,
It is grease lubrication to change liquid lubricant lubrication, ensure that needle bar position without oil leakage phenomenon, it is therefore prevented that suture and sewing are contaminated.
2nd, by setting cavity in the present invention so that the contact of oil-deflecting element, Oil Guide ring with shank is all the time in a closing
Environment in, effectively prevent external dust etc. from polluteing oil-deflecting element or Oil Guide ring, it is ensured that lubricant effect.
3rd, can be disappeared in the grease on oil-deflecting element or Oil Guide ring by setting oil storage box one and oil storage box two in the present invention
In time, conveniently timely it is supplemented after consumption, prolonged lubricating ability is kept, so as to ensure shank lubricant effect.
Brief description of the drawings
Fig. 1 is the partial structural diagram of this sewing machine in embodiment one.
Fig. 2 is the schematic diagram of this shank lubrication system in embodiment one.
Fig. 3 is the schematic diagram of this shank lubrication system in embodiment two.
Fig. 4 is the schematic diagram of this shank lubrication system in embodiment three.
In figure, 1, casing；11st, cavity；12nd, mounting groove；2nd, shank；3rd, oil-deflecting element；4th, oil storage box one；5th, oil storage box two；
6th, shank set；7th, Oil Guide ring；8th, Oil Guide bar；9th, needle bar crank；10th, cover.
Specific embodiment
The following is specific embodiment of the invention and with reference to accompanying drawing, technical scheme is further described,
But the present invention is not limited to these embodiments.
Embodiment one
As depicted in figs. 1 and 2, the sewing machine in the present embodiment includes casing 1 and shank 2, and cavity is offered on casing 1
11, shank 2 is slidably arranged on casing 1 and the upper end of shank 2 is stretched into cavity 11, specifically, shank is installed with casing 1
Set 6, the outer end of shank set 6 is located at the outer surface of casing 1, and the inner is extended on the inwall of cavity 11, and shank 2 is slided and is plugged in pin
In rod set 6, the needle bar crank 9 that can be swung is provided with cavity 11；The end of needle bar crank 9 and the upper end of shank 2 be hinged and
Needle bar crank 9 swings can drive shank 2 to move back and forth up and down；This shank lubrication system includes being impregnated with the oil-deflecting element of grease
3, oil-deflecting element 3 is in long strip type, and one end of oil-deflecting element 3 is stretched into cavity 11 and just to the upper end of shank 2, risen when shank 2 is slided
When shank 2 upper end can be in contact with oil-deflecting element 3 or be mutually close to, between having between the end of oil-deflecting element 3 is in contact or both
Gap；When both are in contact, grease is directly applied directly on shank 2；When there is less gap between the two, by shank 2
Microtrace change and the volatilization of grease can be applied on shank 2.Oil-deflecting element 3 is impregnated with lubricant grease in advance, in sewing
When machine runs, shank 2 can touch oil-deflecting element 3 during pumping, and now the grease on oil-deflecting element 3 is to shank 2
It is lubricated；Do not have to use liquid lubricant to participate in the lubrication behavior at the position of shank 2 in the present embodiment, but carried out using grease
Lubrication, it is grease lubrication to change liquid lubricant lubrication, can reduce the oil leakage phenomenon at the position of shank 2, it is therefore prevented that suture and sewing
It is contaminated；By setting cavity 11 in the present embodiment so that the contact with shank 2 of oil-deflecting element 3 is all the time in a ring for closing
In border, effectively prevent external dust etc. from polluteing oil-deflecting element 3, it is ensured that lubricant effect.
Further, as shown in Fig. 2 being installed with oil storage box 1 on casing 1, oil storage box 1 is in the form of a column, oil storage box 1
Short transverse is consistent with the axis direction of shank 2, and there is opening and the openend to be located at outside casing 1 for one end of oil storage box 1, storage
Oil box 1 is provided with the capping 10 that can block opening；One end of oil-deflecting element 3 is located in cavity 11, and the other end of oil-deflecting element 3 is worn
Cross the inwall of cavity 11 and be plugged in oil storage box 1, the oil being consumed on oil-deflecting element 3 can be made by the effect of capillarity
Fat is timely supplemented, it is ensured that the long-time lubricating ability and good lubricant effect of oil-deflecting element 3.
Oil-deflecting element 3 is made up of malthoid or felt or non-woven fabrics in the present embodiment.
Embodiment two
As shown in figure 3, the present embodiment is roughly the same with embodiment one, difference is, oil-deflecting element 3 in the present embodiment
In mounting groove 12 is offered on the top of shank 2, casing 1, one end of oil-deflecting element 3 is embedded in mounting groove 12, oil-deflecting element 3 it is another
One end passes through the inwall of cavity 11 and extends in cavity 11；Oil-deflecting element 3 in the present embodiment has enough length, by this
Oil-deflecting element 3 stores more grease, it is ensured that use for a long time, while the oil-deflecting element 3 is placed in the mounting groove 12 of closing, energy
Enough prevent the leakage and volatilization of grease, it is ensured that Use Limitation.
Oil-deflecting element 3 is made up of malthoid or felt or non-woven fabrics in the present embodiment.
Embodiment three
As shown in figure 4, the present embodiment is roughly the same with embodiment one or embodiment two, difference is, used as entering one
The improvement of step, Oil Guide ring 7 is provided with the present embodiment in the inner of shank set 6, and the Oil Guide ring 7 is set on shank 2, on casing 1
Oil storage box 25 is fixedly provided with, is connected by Oil Guide bar 8 between Oil Guide ring 7 and oil storage box 25, by being set in the periphery of shank 2
Oil Guide ring 7 on face is lubricated in the motion process of shank 2 to shank 2, and directly oil is provided to shank 2 from another direction
Fat, further enhancing lubricant effect.After the grease on Oil Guide ring 7 is consumed, due to capillarity, grease passes through Oil Guide bar
8 are supplemented from oil storage box 25, can keep prolonged lubricant effect.
Shank 2 can extrude Oil Guide ring 7 during reciprocating motion, and now the grease on Oil Guide ring 7 moistens to shank 2
It is sliding.
Oil-deflecting element 3, Oil Guide ring 7 and Oil Guide bar 8 are made by malthoid or felt or non-woven fabrics in the present embodiment.
Example IV
The present embodiment provides a kind of sewing machine, and this sewing machine has above-described embodiment one, embodiment two or embodiment three
Shank lubrication system.
Specific embodiment described herein is only to the spiritual explanation for example of the present invention.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from spirit of the invention or surmount scope defined in appended claims.
Although more having used 1, casing herein；11st, cavity；12nd, mounting groove；2nd, shank；3rd, oil-deflecting element；4th, oil storage box
One；5th, oil storage box two；6th, shank set；7th, Oil Guide ring；8th, Oil Guide bar；9th, needle bar crank；10th, the term such as capping, but be not precluded from
Use the possibility of other terms.It is used for the purpose of more easily describing and explaining essence of the invention using these terms；
They are construed to any additional limitation and are all disagreed with spirit of the present invention.
Claims (9)
1. a kind of shank lubrication system of sewing machine, sewing machine includes casing (1) and shank (2), it is characterised in that the casing
(1) offer cavity (11) on, the shank (2) be slidably arranged on the casing (1) and shank (2) upper end stretch into it is described
In cavity (11), the shank lubrication system includes being impregnated with the oil-deflecting element (3) of grease, and one end of the oil-deflecting element (3) is stretched
Enter in the cavity (11) and just to the upper end of the shank (2), the shank (2) when the shank (2) is slided to be risen
Upper end can move towards the oil-deflecting element (3) direction.
2. the shank lubrication system of sewing machine according to claim 1, it is characterised in that the oil-deflecting element (3) is positioned at institute
The top of shank (2) is stated, mounting groove (12) is offered on the casing (1), one end of the oil-deflecting element (3) is embedded in the peace
In tankage (12), the other end of the oil-deflecting element (3) passes through the inwall of the cavity (11) and extends in the cavity (11).
3. the shank lubrication system of sewing machine according to claim 1, it is characterised in that the oil-deflecting element (3) is in strip
Type, is installed with oil storage box one (4) on the casing (1), one end of the oil-deflecting element (3) is located in the cavity (11), described
The other end of oil-deflecting element (3) passes through the inwall of the cavity (11) and is plugged in the oil storage box one (4).
4. the shank lubrication system of sewing machine according to claim 3, it is characterised in that the oil storage box one (4) is in post
Shape, the short transverse of the oil storage box one (4) is consistent with the axis direction of the shank (2), one end of the oil storage box one (4)
The casing (1) is located at opening and the openend outward, the oil storage box one (4) is provided with the envelope that can block the opening
Lid (10).
5. the shank lubrication system of the sewing machine according to claim 1 or 2 or 3 or 4, it is characterised in that the casing (1)
On be installed with shank set (6), the outer end of the shank set (6) is located at the outer surface of the casing (1), and the inner extends to the sky
On the inwall in chamber (11), the shank (2) is slided and is plugged in the shank set (6), and the inner of the shank set (6) is provided with leads
Oil ring (7) and the Oil Guide ring (7) is set on the shank (2), oil storage box two (5), institute are fixedly provided with the casing (1)
State and be connected by Oil Guide bar (8) between Oil Guide ring (7) and oil storage box two (5).
6. the shank lubrication system of the sewing machine according to claim 1 or 2 or 3 or 4, it is characterised in that the cavity
(11) needle bar crank (9) that can be swung is provided with；Mutually cut with scissors with the upper end of the shank (2) end of the needle bar crank (9)
Connect and needle bar crank (9) swings and the shank (2) can be driven to move back and forth up and down.
7. the shank lubrication system of sewing machine according to claim 5, it is characterised in that the oil-deflecting element (3), Oil Guide ring
(7) it is made by malthoid, felt or non-woven fabrics with Oil Guide bar (8).
8. the shank lubrication system of the sewing machine according to claim 1 or 2 or 3 or 4, it is characterised in that the shank (2)
There is gap between the upper surface of the shank (2) is in contact or both with the end of the oil-deflecting element (3) during rising.
9. a kind of sewing machine, it is characterised in that there is the sewing machine shank described in the claims 1-8 any one to moisten
Slipped Clove Hitch structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710227606.2A CN106757855A (en) | 2017-04-10 | 2017-04-10 | A kind of shank lubrication system of sewing machine and sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710227606.2A CN106757855A (en) | 2017-04-10 | 2017-04-10 | A kind of shank lubrication system of sewing machine and sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106757855A true CN106757855A (en) | 2017-05-31 |
Family
ID=58965833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710227606.2A Pending CN106757855A (en) | 2017-04-10 | 2017-04-10 | A kind of shank lubrication system of sewing machine and sewing machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN106757855A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1456734A (en) * | 2002-05-09 | 2003-11-19 | 兄弟工业株式会社 | Lubricating grease feeding mechanism of sewing machine |
| CN1786317A (en) * | 2004-12-06 | 2006-06-14 | 飞马缝纫机制造株式会社 | Oil feeder for sewing machine |
| CN101067265A (en) * | 2006-04-28 | 2007-11-07 | Juki株式会社 | Lubricating grease supplying mechanism for sewing machine |
| CN101104989A (en) * | 2006-07-14 | 2008-01-16 | 大和缝纫机制造株式会社 | Lubricating structure for sewing machine |
| CN101876127A (en) * | 2009-04-29 | 2010-11-03 | 武汉爱维安防科技有限公司 | Pollution-free lubrication system of sewing machine |
-
2017
- 2017-04-10 CN CN201710227606.2A patent/CN106757855A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1456734A (en) * | 2002-05-09 | 2003-11-19 | 兄弟工业株式会社 | Lubricating grease feeding mechanism of sewing machine |
| CN1786317A (en) * | 2004-12-06 | 2006-06-14 | 飞马缝纫机制造株式会社 | Oil feeder for sewing machine |
| CN101067265A (en) * | 2006-04-28 | 2007-11-07 | Juki株式会社 | Lubricating grease supplying mechanism for sewing machine |
| CN101104989A (en) * | 2006-07-14 | 2008-01-16 | 大和缝纫机制造株式会社 | Lubricating structure for sewing machine |
| CN101876127A (en) * | 2009-04-29 | 2010-11-03 | 武汉爱维安防科技有限公司 | Pollution-free lubrication system of sewing machine |
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Application publication date: 20170531 |