CN203583170U - Lubricating structure of sewing machine - Google Patents
Lubricating structure of sewing machine Download PDFInfo
- Publication number
- CN203583170U CN203583170U CN201320796546.3U CN201320796546U CN203583170U CN 203583170 U CN203583170 U CN 203583170U CN 201320796546 U CN201320796546 U CN 201320796546U CN 203583170 U CN203583170 U CN 203583170U
- Authority
- CN
- China
- Prior art keywords
- vertical pivot
- gear
- nozzle opening
- lower shaft
- shaft
- 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 - Lifetime
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- 238000009958 sewing Methods 0.000 title claims abstract description 44
- 230000001050 lubricating effect Effects 0.000 title abstract description 8
- 238000005461 lubrication Methods 0.000 claims abstract description 23
- 239000000446 fuel Substances 0.000 claims description 29
- 238000005452 bending Methods 0.000 claims description 24
- 238000000034 method Methods 0.000 abstract description 4
- 238000005507 spraying Methods 0.000 abstract 4
- 239000010687 lubricating oil Substances 0.000 description 23
- 239000003921 oil Substances 0.000 description 8
- 239000002828 fuel tank Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000000930 thermomechanical effect Effects 0.000 description 1
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- Sewing Machines And Sewing (AREA)
- General Details Of Gearings (AREA)
Abstract
The utility model provides a lubricating structure of a sewing machine and belongs to the technical field of machines. The lubricating structure of the sewing machine solves the technical problem that due to the fact that lubrication between a vertical shaft of an existing sewing machine and an upper shaft and lubrication between the vertical shaft and a lower shaft are insufficient, the service life is shortened. According to the lubricating structure of the sewing machine, the sewing machine comprises a machine frame, an upper shaft and a lower shaft are rotationally connected to the machine frame, an upper shaft gear is fixed to the upper shaft, a lower shaft gear is fixed to the lower shaft, a vertical shaft is arranged between the upper shaft and the lower shaft, and a vertical shaft upper gear and a vertical shaft lower gear are fixed to the two ends of the vertical shaft. The lubricating structure comprises an oil supplying pipe, the oil supplying pipe is fixed to the machine frame and located at one side of the vertical shaft and is parallel to the vertical shaft, a plurality of first oil spraying holes and a plurality of second oil spraying holes are formed in the side wall of the oil supplying pipe, the first oil spraying holes face the vertical shaft lower gear and the lower shaft gear, and the second oil spraying holes face the vertical shaft upper gear and the upper shaft gear. The lubricating structure of the sewing machine has the advantages of reducing noise in the process of operation of the sewing machine and prolonging the service life of the sewing machine.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to the lubrication system of a kind of lubrication system, particularly a kind of Sewing machines.
Background technology
Along with the development of sewing machine technique, in industrial sewing machines, in order to improve Sewing machines operating efficiency, advance the high speed of the speed of service always, along with the raising of the speed of service, also more and more higher to the lubricating requirement between sewing thermomechanical components.
The power of Sewing machines mainly carrys out transmission by vertical pivot at present, between vertical pivot and upper axle and lower shaft by gear drive, the lubricated of upper axle is mainly delivered to the lubricating oil in fuel tank in upper axle and completes by fuel feed pump, realize the lubricated engagement place that flow to upper axle and vertical pivot by the lubricating oil on upper axle between upper axle and vertical pivot, and realize the lubricated engagement place that flow to lower shaft and vertical pivot by the lubricating oil from vertical pivot between lower shaft and vertical pivot.Because the mobility of lubricating oil is poor, therefore engagement place lubricating oil is supplementary slower, and because can causing parts of lubricating oil, centrifugal force is thrown out of in rotation process, further reduced the amount of the lubricating oil of engagement place, make lubricating not between vertical pivot and upper axle and lower shaft, cause vertical pivot and upper axle and lower shaft wearing and tearing excessive, reduced service life, the generation that simultaneously can increase noise when operation.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed a kind of lubrication system of Sewing machines, and the technical problem that the utility model solves is to improve lubricant effect.
The purpose of this utility model can realize by following technical proposal: a kind of lubrication system of Sewing machines, described Sewing machines comprises frame, in described frame, be rotatably connected to axle and lower shaft, on described upper axle, be fixed with shaft gear, on described lower shaft, be fixed with lower shaft gear, between described upper axle and lower shaft, be provided with vertical pivot, described vertical pivot two ends are fixed with vertical pivot and cog and vertical pivot lower gear, described vertical pivot cogs and the engagement of upper shaft gear, described vertical pivot lower gear and lower shaft gear engagement, it is characterized in that, described lubrication system comprises fuel feed pump, described fuel feed pump is fixed on frame, described fuel feed pump is positioned at a side of vertical pivot parallel with vertical pivot, on the sidewall of described fuel feed pump, there is some nozzle openings one and some nozzle openings two, described nozzle opening one is towards vertical pivot lower gear and lower shaft gear, described nozzle opening two cogs and upper shaft gear towards vertical pivot.
The oil-in of fuel feed pump is communicated with oil pump, the oil-out of fuel feed pump is communicated with upper axle, oil pump is delivered to upper axle by the lubricating oil in fuel tank, oil pump can produce certain pressure in fuel feed pump, lubricating oil can spray from nozzle opening one and nozzle opening two when through nozzle opening one and nozzle opening two, lubricating oil be sprayed directly on to that vertical pivot lower gear and lower shaft gear and vertical pivot cog and upper shaft gear on, guaranteed the supply of lubricating oil, make the engagement place of vertical pivot and upper axle and lower shaft lubricated sufficient, the noise while having reduced Sewing machines running; And oil pump also can turn round when Sewing machines turns round, therefore can when Sewing machines turns round, realize synchronously vertical pivot lower gear and lower shaft gear and vertical pivot cogs and upper shaft gear lubricated, increased the service life of Sewing machines.
In the lubrication system of above-mentioned Sewing machines, described fuel feed pump comprises straight tube, bending tube one and bending tube two, described straight tube is parallel with vertical pivot, described bending tube one is positioned at arm upper end parallel with upper axle, described bending tube two is connected with bending tube one, described bending tube two bends upward axis and is communicated with upper axle, and described nozzle opening one and nozzle opening two are positioned on straight tube.
In the lubrication system of above-mentioned Sewing machines, described nozzle opening one has two, and two described nozzle openings one are respectively towards vertical pivot lower gear and lower shaft gear.Lubricating oil between vertical pivot and lower shaft is relatively less, therefore adopts two nozzle openings one to improve the supply of lubricating oil, guarantees lubricated sufficient.
In the lubrication system of above-mentioned Sewing machines, described nozzle opening two has one, and described nozzle opening two cogs towards vertical pivot.Be sprayed on lubricating oil that vertical pivot cogs and can flow to vertical pivot and cog, and coordinate the lubricating oil of supplying from upper axle, guaranteed lubricated abundance.
In the lubrication system of above-mentioned Sewing machines, the diameter of described nozzle opening one is 0.5mm～1.5mm, and the diameter of described nozzle opening two is 0.5mm～1.5mm.Nozzle opening one and nozzle opening two adopt above-mentioned diameter can guarantee that lubricating oil can be sprayed onto the engagement place of vertical pivot and upper axle and lower shaft, also can guarantee that the amount that lubricating oil in fuel feed pump is supplied to the lubricating oil of axle can meet the lubricated of upper axle place.
In the lubrication system of above-mentioned Sewing machines, described vertical pivot lower gear, lower shaft gear, vertical pivot cog and upper shaft gear is angular wheel.
Compared with prior art, the lubrication system of this Sewing machines by fuel feed pump, offer nozzle opening one and nozzle opening two lubricating oil be directly sprayed onto to vertical pivot lower gear and lower shaft gear and vertical pivot cog and upper shaft gear on, make the engagement place of vertical pivot and upper axle and lower shaft lubricated sufficient, reduce noise when Sewing machines turns round, increased the advantage in the service life of Sewing machines.
Accompanying drawing explanation
Fig. 1 is the position relationship schematic diagram between fuel feed pump of the present utility model and upper axle, lower shaft and vertical pivot.
Fig. 2 is the structural representation of facing of fuel feed pump of the present utility model.
Fig. 3 is the perspective view of fuel feed pump of the present utility model.
In figure, 11, upper axle; 12, upper shaft gear; 21, lower shaft; 22, lower shaft gear; 31, vertical pivot; 32, vertical pivot lower gear; 33, vertical pivot cogs; 41, fuel feed pump; 42, straight tube; 421, nozzle opening one; 422, nozzle opening two; 43, bending tube one; 44, bending tube two.
The specific embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
Embodiment mono-
A kind of lubrication system of Sewing machines, as shown in Figure 1, Sewing machines comprises frame, in frame, be rotatably connected to axle 11 and lower shaft 21, on upper axle 11, be fixed with shaft gear 12, on lower shaft 21, be fixed with lower shaft gear 22, between upper axle 11 and lower shaft 21, be provided with vertical pivot 31, vertical pivot 31 two ends are fixed with vertical pivot and cog 33 and vertical pivot lower gear 32, vertical pivot cog 33 and upper shaft gear 12 engage, vertical pivot lower gear 32 and lower shaft gear 22 engage, vertical pivot lower gear 32, lower shaft gear 22, vertical pivot cog 33 and upper shaft gear 12 be angular wheel.
As depicted in figs. 1 and 2, lubrication system comprises fuel feed pump 41, fuel feed pump 41 is fixed on frame, fuel feed pump 41 is positioned at a side of vertical pivot 31 parallel with vertical pivot 31, the oil-in of fuel feed pump 41 is communicated with oil pump, the oil-out of fuel feed pump 41 is communicated with upper axle 11, oil pump is delivered to upper axle 11 by the lubricating oil in fuel tank, on the sidewall of fuel feed pump 41, there is some nozzle openings 1 and some nozzle openings 2 422, nozzle opening 1 has two, two nozzle openings 1 are respectively towards vertical pivot lower gear 32 and lower shaft gear 22, and the diameter of nozzle opening 1 is 1mm.Nozzle opening 2 422 has one, and nozzle opening 2 422 cogs 33 towards vertical pivot, and the diameter of nozzle opening 2 422 is 1mm.
As shown in Figure 1 to Figure 3, fuel feed pump 41 comprises straight tube 42, bending tube 1 and bending tube 2 44, straight tube 42 is parallel with vertical pivot 31, bending tube 1 is positioned at arm upper end parallel with upper axle 11, bending tube 2 44 is connected with bending tube 1, bending tube 2 44 bending upward axis 11 are communicated with upper axle 11, and nozzle opening 1 and nozzle opening 2 422 are positioned on straight tube 42.
Oil pump can be at the certain pressure of the interior generation of fuel feed pump 41, lubricating oil can spray from nozzle opening 1 and nozzle opening 2 422 through nozzle opening 1 and nozzle opening for 2 422 o'clock, lubricating oil be sprayed directly on to vertical pivot lower gear 32 and lower shaft gear 22 and vertical pivot cog 33 and upper shaft gear 12 on, guaranteed the supply of lubricating oil, make vertical pivot 31 lubricated sufficient with the engagement place of upper axle 11 and lower shaft 21, the noise while having reduced Sewing machines running; And oil pump also can turn round when Sewing machines turns round, therefore can when Sewing machines turns round, realize synchronously vertical pivot lower gear 32 and lower shaft gear 22 and vertical pivot are cogged to 33 and upper shaft gear 12 lubricated, increased the service life of Sewing machines.
Embodiment bis-
The present embodiment is basic identical with structure and the principle of embodiment mono-, and different place is: the diameter of nozzle opening one is 0.5mm, and the diameter of nozzle opening two is 0.5mm.
Embodiment tri-
The present embodiment is basic identical with structure and the principle of embodiment mono-, and different place is: the diameter of nozzle opening one is 1.5mm, and the diameter of nozzle opening two is 1.5mm.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used upper axle 11 herein; Upper shaft gear 12; Lower shaft 21; Lower shaft gear 22; Vertical pivot 31; Vertical pivot lower gear 32; Vertical pivot cogs 33; Fuel feed pump 41; Straight tube 42; Nozzle opening 1; Nozzle opening 2 422; Bending tube 1; Bending tube 2 44 terms such as grade, but do not get rid of the possibility of using other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (6)
1. the lubrication system of a Sewing machines, described Sewing machines comprises frame, in described frame, be rotatably connected to axle (11) and lower shaft (21), on described upper axle (11), be fixed with shaft gear (12), on described lower shaft (21), be fixed with lower shaft gear (22), between described upper axle (11) and lower shaft (21), be provided with vertical pivot (31), described vertical pivot (31) two ends are fixed with that vertical pivot cogs (33) and vertical pivot lower gear (32), described vertical pivot cogs (33) and upper shaft gear (12) engagement, described vertical pivot lower gear (32) and lower shaft gear (22) engagement, it is characterized in that, described lubrication system comprises fuel feed pump (41), described fuel feed pump (41) is fixed on frame, described fuel feed pump (41) is positioned at a side of vertical pivot (31) parallel with vertical pivot (31), on the sidewall of described fuel feed pump (41), there is some nozzle openings one (421) and some nozzle openings two (422), described nozzle opening one (421) is towards vertical pivot lower gear (32) and lower shaft gear (22), described nozzle opening two (422) cogs (33) and upper shaft gear (12) towards vertical pivot.
2. the lubrication system of Sewing machines according to claim 1, it is characterized in that, described fuel feed pump (41) comprises straight tube (42), bending tube one (43) and bending tube two (44), described straight tube (42) is parallel with vertical pivot (31), described bending tube one (43) is positioned at arm upper end parallel with upper axle (11), described bending tube two (44) is connected with bending tube one (43), described bending tube two (44) bending upward axis (11) are communicated with upper axle (11), and described nozzle opening one (421) and nozzle opening two (422) are positioned on straight tube (42).
3. the lubrication system of Sewing machines according to claim 1, is characterized in that, described nozzle opening one (421) has two, and two described nozzle openings one (421) are respectively towards vertical pivot lower gear (32) and lower shaft gear (22).
4. according to the lubrication system of the Sewing machines described in claim 1 or 2 or 3, it is characterized in that, described nozzle opening two (422) has one, and described nozzle opening two (422) is towards vertical pivot cog (33).
5. according to the lubrication system of the Sewing machines described in claim 1 or 2 or 3, it is characterized in that, the diameter of described nozzle opening one (421) is 0.5mm～1.5mm, and the diameter of described nozzle opening two (422) is 0.5mm～1.5mm.
6. according to the lubrication system of the Sewing machines described in claim 1 or 2 or 3, it is characterized in that, described vertical pivot lower gear (32), lower shaft gear (22), vertical pivot cog (33) and upper shaft gear (12) is angular wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320796546.3U CN203583170U (en) | 2013-12-05 | 2013-12-05 | Lubricating structure of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320796546.3U CN203583170U (en) | 2013-12-05 | 2013-12-05 | Lubricating structure of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203583170U true CN203583170U (en) | 2014-05-07 |
Family
ID=50581115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320796546.3U Expired - Lifetime CN203583170U (en) | 2013-12-05 | 2013-12-05 | Lubricating structure of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203583170U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940214A (en) * | 2017-11-27 | 2018-04-20 | 杰克缝纫机股份有限公司 | A kind of sewing machine tooth frame lubricating arrangement and sewing machine |
-
2013
- 2013-12-05 CN CN201320796546.3U patent/CN203583170U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940214A (en) * | 2017-11-27 | 2018-04-20 | 杰克缝纫机股份有限公司 | A kind of sewing machine tooth frame lubricating arrangement and sewing machine |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140507 |