CN109355824A - Sewing machine and its sewing machine food tray cooling system - Google Patents
Sewing machine and its sewing machine food tray cooling system Download PDFInfo
- Publication number
- CN109355824A CN109355824A CN201811287655.6A CN201811287655A CN109355824A CN 109355824 A CN109355824 A CN 109355824A CN 201811287655 A CN201811287655 A CN 201811287655A CN 109355824 A CN109355824 A CN 109355824A
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- Prior art keywords
- food tray
- liquid
- sewing machine
- cooling system
- temperature
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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 discloses a kind of sewing machine and its food tray cooling system, cooling system includes food tray, control valve and liquid feed device, and liquid feed device includes being equipped with hot channel in food tray for providing the water pump of power for coolant liquid.Control valve is connected between liquid feed device and hot channel, liquid feed device can provide coolant liquid to hot channel by control valve, when the temperature of the oil liquid of food tray is higher than default minimum temperature threshold, control valve is in the open state, when the temperature of the oil liquid of food tray is lower than default minimum temperature threshold, control valve is in closed state.Increase the cooling system of oil liquid on the basis of the food tray of sewing machine food tray cooling system in the prior art, when oil liquid temperature is higher than default minimum temperature threshold, control valve is opened, and coolant liquid flows to the hot channel in food tray from liquid feed device, to food tray and its inner fluid cooling.Since coolant liquid can in time cool down to the oil liquid in food tray, it can effectively ensure that oil liquid has preferable cooling capacity and lubricating ability.
Description
Technical field
The present invention relates to technical field of sewing equipment, in particular to a kind of sewing machine food tray cooling system.In addition, of the invention
Further relate to a kind of sewing machine including above-mentioned sewing machine food tray cooling system.
Background technique
In the prior art, overedger cooling system is to be supplied the white oil stored in food tray by complete machine internal oil passages by oil pump
To each components, white oil rubs the heat of generation between machine internal flow can take away each parts member, to play cooling
Effect.
But complete machine is after operating a period of time, the temperature of white oil can rise very high, and the viscosity of white oil can reduce, and cause
Lubricant effect is deteriorated, and causes parts wear serious, and complete machine noise is abnormal, shortens the service life of sewing machine.Meanwhile high temperature
White oil will cause complete machine temperature raising, influences the experience sense of the user of sewing machine, also results in motor, electromagnetism on sewing machine
The electronic components such as iron, automatically controlled are broken down due to high temperature.
Therefore, how to guarantee that oil liquid has preferable cooling capacity and lubricating ability, be that those skilled in the art need at present
Technical problems to be solved.
Summary of the invention
In view of this, can effectively ensure that oil liquid has the object of the present invention is to provide a kind of sewing machine food tray cooling system
There are preferable cooling capacity and lubricating ability.It include above-mentioned sewing machine food tray cooling system it is a further object of the present invention to provide one kind
The sewing machine of system, sewing machine food tray cooling system can effectively ensure that oil liquid has preferable cooling capacity and lubricating ability.
To achieve the above object, the invention provides the following technical scheme:
A kind of sewing machine food tray cooling system, including food tray, control valve and liquid feed device, the liquid feed device include being used for
The water pump of power is provided for coolant liquid, is equipped with hot channel in the food tray；
The control valve is connected between the liquid feed device and the hot channel, and the liquid feed device can pass through institute
It states control valve and provides coolant liquid to the hot channel, be higher than default minimum temperature threshold in the temperature of the oil liquid of the food tray
When, the control valve is in the open state, when the temperature of the oil liquid of the food tray is lower than default minimum temperature threshold, the control
Valve processed is in closed state.
Preferably, including thermostat, the inlet tube of the thermostat are connected to the liquid feed device, and the control valve is institute
The main valve of thermostat is stated, the main valve is connected to the hot channel, and the liquid feed device can pass through the main valve
Coolant liquid is provided to the hot channel, the bypath valve of the thermostat is connected to the liquid feed device, the liquid feed device
Coolant liquid can be directly back in the liquid feed device by the bypath valve；
When the temperature of the oil liquid of the food tray is higher than default minimum temperature threshold and is lower than default maximum temperature threshold value, institute
It states main valve and the bypath valve is in the open state, and the aperture of the main valve increases with the temperature of the oil liquid and increased
Greatly, the aperture of the bypath valve increases with the temperature of the oil liquid and is reduced.
Preferably, the outlet of the hot channel is connected to the liquid feed device.
Preferably, the thermostat includes expanding chamber and piston, is equipped in the expanding chamber for passing through expansion and contraction
It can be to control the inflation fluid of the volume of the expanding chamber；The thermostat is connected to oil liquid pipeline, so that the inflation fluid perceives
Oil liquid temperature in the oil liquid pipeline；The piston can be mobile to adjust the main valve and the side with the expanding chamber
The aperture of port valve door.
Preferably, the inflation fluid is glycerol.
Preferably, the piston is fixed on push rod, and the expanding chamber is set to the end of the push rod, and the push rod
End is equipped with the elastic component for driving the push rod to reset by elastic reset power.
Preferably, the elastic component is pressure spring, and the elastic component and the expanding chamber are respectively arranged on the both ends of the push rod.
Preferably, the serpentine-like extension of the hot channel.
A kind of sewing machine, including oil liquid pipeline further include the sewing machine food tray cooling system as described in above-mentioned any one.
Sewing machine food tray cooling system provided by the invention, including food tray, control valve and liquid feed device, liquid feed device include
For providing the water pump of power for coolant liquid, hot channel is equipped in food tray.Control valve is connected to liquid feed device and hot channel
Between, liquid feed device can provide coolant liquid to hot channel by control valve.It is higher than in the temperature of the oil liquid of food tray and presets most
When low temperature threshold value, control valve is in the open state, and when the temperature of food tray is lower than default minimum temperature threshold, control valve is in
Closed state.
The cooling system for increasing oil liquid on the basis of the food tray of sewing machine food tray cooling system in the prior art, in oil
When the temperature of liquid is higher than default minimum temperature threshold, control valve is opened, and coolant liquid flows to the heat-dissipating pipe in food tray from liquid feed device
Road, to cool down to food tray and its inner fluid.Since coolant liquid can in time cool down to the oil liquid in food tray, Ke Yiyou
Effect guarantees that oil liquid has preferable cooling capacity and lubricating ability.In addition, the temperature in food tray is lower than default minimum temperature threshold
When, control valve is in closed state, increases use cost to avoid cooling oil is continued after oil liquid temperature reduces, Huo Zheyin
Oil liquid temperature is too low and influences the using effect of oil liquid.The oil liquid such as white oil can be solved effectively by the cooling of hot channel
White oil viscosity reduces, lubricant effect is deteriorated, parts wear is serious, complete machine noise is abnormal caused by certainly due to white oil temperature is high,
The problems such as shortening the service life of sewing machine, while the white oil that also can solve high temperature causes the temperature of complete machine to increase, lead to client
The problems such as experience sense difference and electronic component damage.
Sewing machine provided by the invention including above-mentioned sewing machine food tray cooling system, sewing machine food tray cooling system energy
Oil liquid is enough effectively ensured with preferable cooling capacity and lubricating ability.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the structure chart of sewing machine food tray cooling system provided by the present invention, wherein the stream of arrow instruction coolant liquid
To；
Fig. 2 is the internal structure chart of thermostat in sewing machine food tray cooling system provided by the present invention；
Fig. 3 is the structure chart of oil system in sewing machine provided by the present invention, wherein the flow direction of arrow instruction oil liquid.
Fig. 1 is into Fig. 3,1- thermostat, 11- expanding chamber, 12- food tray branch pipe, 13- main valve, 14- piston, 15- by-passing valve
Door, 16- elastic component, 17- push rod, 18- inlet tube, 2- food tray, 3- oil pump, 4- head, 5- hot channel, 6- water pump.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Core of the invention is to provide a kind of sewing machine food tray cooling system, can be improved the cooling effect of oil liquid.This hair
Bright another core is to provide a kind of sewing machine including above-mentioned sewing machine food tray cooling system, sewing machine food tray cooling system
It can be improved the cooling effect of oil liquid.
In a kind of specific embodiment of sewing machine food tray cooling system provided by the present invention, Fig. 1 to Fig. 3 is please referred to, including
Food tray 2, control valve and liquid feed device.Liquid feed device includes for providing the water pump 6 of power for coolant liquid.It is equipped with and dissipates in food tray 2
Heat pipeline 5, to radiate to food tray 2 and oil liquid.Wherein, control valve is connected between liquid feed device and hot channel 5,
Liquid feed device can provide coolant liquid to hot channel 5 by control valve.It is higher than default minimum temperature in the oil liquid temperature of food tray 2
When threshold value, control valve is in the open state, and when the oil temperature of food tray 2 is lower than default minimum temperature threshold, control valve is in closure
State.That is, default minimum temperature threshold is to make the critical-temperature of control valve folding variation.
Wherein, which specifically can be used in the sewing machines such as flat seam machine, overedger.
Wherein, coolant liquid is preferably cooling water, to reduce environmental pollution.Certainly, liquid feed device can also provide oil liquid etc.
Other coolant liquids.
The cooling system for increasing oil liquid on the basis of the food tray 2 of the present embodiment in the prior art is high in the temperature of oil liquid
When default minimum temperature threshold, control valve is opened, and coolant liquid flows to the hot channel 5 in food tray 2 from liquid feed device, to oil
Disk 2 and its inner fluid cool down.Since coolant liquid can in time cool down to the oil liquid in food tray 2, can be effectively ensured
Oil liquid has preferable cooling capacity and lubricating ability.In addition, when the temperature of food tray is lower than default minimum temperature threshold, control
Valve is in closed state, increases use cost to avoid cooling oil is continued after oil liquid temperature reduces, or because of oil liquid temperature
Spend using effect that is low and influencing oil liquid.
It is white caused by can effectively solving due to white oil temperature is high by the cooling of hot channel 5 for oil liquid such as white oils
Oil viscosity reduces, lubricant effect is deteriorated, parts wear is serious, complete machine noise is abnormal, the service life for shortening sewing machine etc. is asked
Topic, while the white oil that also can solve high temperature causes the temperature of complete machine to increase, leads to customer experience sense difference and electronic component damage
The problems such as.
On the basis of the above embodiments, it can specifically include thermostat in the system, thermostat 1 is a kind of automatic temperature-control
Device usually contains the temperature module, opens, turns off the flowing of gas or liquid by expansion or shrinkage.Wherein, thermostat 1
Inlet tube 18 be connected to liquid feed device, the main valve 13 of thermostat 1 can be used as control valve, specifically, the main valve 13 connect
It is connected to hot channel 5, the bypath valve 15 of thermostat 1 is connected to liquid feed device.Liquid feed device can by main valve 13 to dissipate
Heat pipeline 5 provides coolant liquid, and the coolant liquid of liquid feed device can be directly back in liquid feed device by bypath valve 15.
Wherein, thermostat 1 forms systemic circulation by main valve 13 and liquid feed device, hot channel 5, and thermostat 1 passes through side
Port valve door 15 and liquid feed device form partial circulating.Systemic circulation can cool down food tray 2, and in partial circulating, coolant liquid will not
It carries out cooling to food tray 2 but directly flows back to liquid feed device.
When the temperature of the oil liquid of food tray 2 is higher than default minimum temperature threshold and is lower than default maximum temperature threshold value, main valve
Door 13 is in the open state with bypath valve 15, and large and small cycles carry out simultaneously, and the aperture of main valve 13 is with the temperature liter of oil liquid
High and increases, the aperture of bypath valve 15 is increased with the temperature of oil liquid and reduction.It is lower than default minimum temperature in the temperature of oil liquid
When threshold value, main valve 13 is closed, that is, default minimum temperature threshold is to make the critical-temperature of the folding variation of main valve 13, at this point, other
The aperture of port valve door 15 is in maximum rating, to guarantee coolant liquid smooth flow in partial circulating.
In the present embodiment, by the cooperation of main valve 13 and bypath valve 15, without passing through other in control liquid feed device
Component, that is, adjustable control valve fluid supply capacity, it is easy to adjust.It is higher than default minimum temperature threshold in the temperature of oil liquid and is lower than
When default maximum temperature threshold value, with the working principle of thermostat 1, the aperture of main valve 13 is corresponded to the temperature change of oil liquid
Variation, the cooling capacity to oil liquid is improved when oil liquid temperature is high, and the cooling capacity to oil liquid is reduced when oil liquid temperature is low, is made
Oil liquid can be intended to carry out sewing machine constant temperature cooling.
In the present embodiment, when the temperature of oil liquid is lower than default minimum temperature threshold, main valve 13 is closed, it can be ensured that cold
But no longer to temperature, lower food tray 2 cools down liquid, and is conducive to energy saving.
On the basis of the above embodiments, when the temperature of oil liquid is higher than default maximum temperature threshold value, bypath valve 15 can be with
Maximum rating is in the aperture of closed state and main valve 13.
In the present embodiment, when the temperature of oil liquid is higher than default maximum temperature threshold value, bypath valve 15 is closed, it can be ensured that
Coolant liquid is no longer shunted through bypath valve 15, enable coolant liquid all through main valve 13 to the higher food tray of temperature 2 into
Row cooling.
Based on any of the above embodiments, the outlet of hot channel 5 can connect in the liquid feed device, that is,
It says, the coolant liquid of liquid feed device is after main valve 13 enters hot channel 5 to cool down food tray 2, then flows back in liquid feed device, thus
Realization recycles coolant liquid.It wherein, can be through air-cooled, water cooling etc. from the coolant liquid that hot channel 5 flows back to liquid feed device
Cooling device radiates, and to reduce the temperature of coolant liquid, coolant liquid after cooling is recycled again.
Based on any of the above embodiments, thermostat 1 can specifically include expanding chamber 11 and piston 14, and piston 14 is used
In the aperture of adjustment main valve 13 and bypath valve 15.It is equipped in expanding chamber 11 for controlling expansion by expanding with heat and contract with cold performance
The inflation fluid of the volume of room 11.Thermostat 1 is connected to oil liquid pipeline, so that the oil liquid temperature in inflation fluid perception oil liquid pipeline.
Piston 14 can be with the mobile aperture to adjust main valve 13 Yu bypath valve 15 of expanding chamber 11.
In the present embodiment, thermostat 1 is connected to oil liquid pipeline, and the temperature of oil liquid can be made to be directly transferred in expanding chamber 11
In inflation fluid, so that inflation fluid directly perceives the oil liquid temperature in oil liquid pipeline, and then the aperture of main valve 13 is adjusted, adjust effect
Rate is higher, and is able to carry out reliable cooling to oil liquid.
Based on any of the above embodiments, inflation fluid can be glycerol.Section temperature in the prior art is replaced using glycerol
Common alcohol or kerosene in device field, are also not easy to leak, can reduce the requirement to leakproofness in view of glycerol is harmless,
And inflation fluid uses glycerol, inflammable when solving the problems, such as inflation fluid using alcohol and kerosene.
Based on any of the above embodiments, referring to FIG. 2, piston 14 can be fixed on push rod 17, expansion
The end of push rod 17 is arranged in room 11, and the end of push rod 17 is equipped with for driving push rod 17 to reset by elastic reset power
Elastic component 16.Wherein, elastic component 16 can be spring, elastic slice or other elastic components 16.Wherein, oil liquid can pass through thermostat
Food tray branch pipe 12 on 1 enters thermostat 1 and contacts with the peripheral wall of expanding chamber 11, by the peripheral wall of expanding chamber 11 to expanding chamber 11
Inside transmitting heat.
In the present embodiment, elastic component 16 can cooperate the position of regulating piston 14 with expanding chamber 11, can be improved to piston
The reliability of the control of 14 movements.
On the basis of the above embodiments, elastic component 16 can be pressure spring, and elastic component 16 is separately positioned on expanding chamber 11
The both ends of push rod 17, it is specific such as Fig. 2 so as to facilitate elastic component 16 and processing and installation of the expanding chamber 11 in thermostat 1
It is shown.Wherein, push rod 17 specifically may be constructed a part of expanding chamber 11, i.e., for cooperating shape with the other parts of thermostat 1
At closed chamber with sealed expansion liquid.It pushes directly on push rod 17 when inflation fluid expansion to slide in thermostat 1, so that main valve
The aperture of door 13 becomes larger and the aperture of bypath valve 15 reduces；When inflation fluid is shunk, pressure spring resets and push rod 17 is driven to save
Reverse slide in warm device 1 so that main valve 13 aperture reduce and the aperture of bypath valve 15 becomes larger.
Based on any of the above embodiments, hot channel 5 serpentine-like can extend, to guarantee to dissipate in same space
The length of heat pipeline 5 is maximum, guarantees heat dissipation effect.
In a kind of specific application, the optimal use temperature of sewing machine is 50 DEG C -60 DEG C, and oil liquid is set as white oil, white
Oil lubricant effect under this temperature range is best, and the abrasion of each components is minimum, and complete machine noise is minimum, at this point, preset temperature
Range is 50 DEG C -60 DEG C, and presetting minimum temperature threshold is 50 DEG C, and presetting maximum temperature threshold value is 60 DEG C.
When oil liquid temperature is lower than 50 DEG C, main valve 13 is completely closed, and bypath valve 15 fully opens, i.e. bypath valve 15
Aperture be in maximum rating, only carry out partial circulating at this time.The coolant liquid come out in liquid feed device is directly flowed through bypath valve 15
Liquid feed device is returned, since coolant liquid only flows between liquid feed device and thermostat 1, without food tray 2, so cooling to white oil
Intensity it is weak.
When oil liquid temperature is between 50 DEG C to 60 DEG C, large and small cycles carry out simultaneously, when oil liquid temperature is up to 50 DEG C or so, glycerol
Heated, volume is gradually increased, and forces push rod 17 that pressure spring elastic force is overcome to be gradually opened main valve 13, coolant liquid initially enters food tray
In hot channel 5 in 2, systemic circulation is gradually opened, and with the raising of oil liquid temperature, 13 aperture of main valve is gradually increased, dialogue
Oily intensity of cooling is gradually promoted, and 15 aperture of bypath valve is gradually reduced, and lesser circulation is gradually reduced.
Oil liquid, which warmly takes, is increased to 60 DEG C, and main valve 13 fully opens, i.e., the aperture of main valve 13 is in maximum rating, bypass
Valve 15 completely closes, and coolant liquid all flows into food tray 2.Since coolant flow route is long at this time, flow is big, intensity of cooling
It is most strong, it may be implemented to act on to white oil fast cooling.
Obviously, in other embodiments, control valve can also be solenoid valve or other shut-off valves.
In addition to above-mentioned sewing machine food tray cooling system, the present invention also provides a kind of sewing machine, which includes oil liquid
Pipeline and sewing machine food tray cooling system, the sewing machine food tray cooling system can be the sewing provided in any of the above embodiment
Oil pan cooling system, beneficial effect can accordingly refer to the above various embodiments.The structure of other each sections of the sewing machine is asked
With reference to the prior art, repeats no more herein.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
Sewing machine provided by the present invention and its sewing machine food tray cooling system are described in detail above.Herein
Apply that a specific example illustrates the principle and implementation of the invention, the explanation of above example is only intended to help
Understand method and its core concept of the invention.It should be pointed out that for those skilled in the art, not taking off
, can be with several improvements and modifications are made to the present invention under the premise of from the principle of the invention, these improvement and modification also fall into this
In invention scope of protection of the claims.
Claims (9)
1. a kind of sewing machine food tray cooling system, which is characterized in that including food tray (2), control valve and liquid feed device, the feed flow
Device includes being equipped with hot channel (5) in the food tray (2) for providing the water pump (6) of power for coolant liquid；
The control valve is connected between the liquid feed device and the hot channel (5), and the liquid feed device can pass through institute
It states control valve and provides coolant liquid to the hot channel (5), be higher than default minimum temperature in the temperature of the oil liquid of the food tray (2)
When threshold value, the control valve is in the open state, is lower than default minimum temperature threshold in the temperature of the oil liquid of the food tray (2)
When, the control valve is in closed state.
2. sewing machine food tray cooling system according to claim 1, which is characterized in that including thermostat (1), the section temperature
The inlet tube (18) of device (1) is connected to the liquid feed device, and the control valve is the main valve (13) of the thermostat (1), institute
It states main valve (13) to be connected to the hot channel (5), the liquid feed device can be dissipated by the main valve (13) to described
Heat pipeline (5) provides coolant liquid, and the bypath valve (15) of the thermostat (1) is connected to the liquid feed device, the feed flow dress
The coolant liquid set can be directly back in the liquid feed device by the bypath valve (15)；
When the temperature of the oil liquid of the food tray (2) is higher than default minimum temperature threshold and is lower than default maximum temperature threshold value, institute
It states main valve (13) and the bypath valve (15) is in the open state, and the aperture of the main valve (13) is with the oil liquid
Temperature increases and increases, and the aperture of the bypath valve (15) increases with the temperature of the oil liquid and reduced.
3. sewing machine food tray cooling system according to claim 2, which is characterized in that the outlet of the hot channel (5)
It is connected to the liquid feed device.
4. sewing machine food tray cooling system according to claim 2 or 3, which is characterized in that the thermostat (1) includes swollen
Swollen room (11) and piston (14) are equipped with for controlling the expanding chamber by expanding with heat and contract with cold performance in the expanding chamber (11)
(11) inflation fluid of volume；The thermostat (1) is connected to oil liquid pipeline, so that the inflation fluid perceives the oil liquid pipeline
In oil liquid temperature；The piston (14) can be mobile to adjust the main valve (13) and the side with the expanding chamber (11)
The aperture of port valve door (15).
5. sewing machine food tray cooling system according to claim 4, which is characterized in that the inflation fluid is glycerol.
6. sewing machine food tray cooling system according to claim 4, which is characterized in that the piston (14) is fixed on push rod
(17) on, the expanding chamber (11) is set to the end of the push rod (17), and the end of the push rod (17) is equipped with for passing through
Elastic component (16) of the elastic reset power to drive the push rod (17) to reset.
7. sewing machine food tray cooling system according to claim 6, which is characterized in that the elastic component (16) is pressure spring,
The elastic component (16) and the expanding chamber (11) are respectively arranged on the both ends of the push rod (17).
8. sewing machine food tray cooling system according to claim 4, which is characterized in that the hot channel (5) is serpentine-like
Extend.
9. a kind of sewing machine, including oil liquid pipeline, which is characterized in that further include sewing described in claim 1 to 8 any one
Oil pan cooling system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811287655.6A CN109355824B (en) | 2018-10-31 | 2018-10-31 | Sewing machine and sewing machine oil pan cooling system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811287655.6A CN109355824B (en) | 2018-10-31 | 2018-10-31 | Sewing machine and sewing machine oil pan cooling system thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109355824A true CN109355824A (en) | 2019-02-19 |
| CN109355824B CN109355824B (en) | 2020-10-02 |
Family
ID=65347605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811287655.6A Active CN109355824B (en) | 2018-10-31 | 2018-10-31 | Sewing machine and sewing machine oil pan cooling system thereof |
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| Country | Link |
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| CN (1) | CN109355824B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110670261A (en) * | 2019-11-15 | 2020-01-10 | 杰克缝纫机股份有限公司 | Oil cooling system of sewing machine and sewing machine |
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| GB862341A (en) * | 1958-06-27 | 1961-03-08 | Singer Mfg Co | Sewing machine with provision for cooling lubricant |
| CN1367287A (en) * | 2000-12-29 | 2002-09-04 | 大和缝纫机制造株式会社 | Sewing machine with dust collector |
| CN204344993U (en) * | 2014-11-27 | 2015-05-20 | 北汽福田汽车股份有限公司 | For speed changer oil cooler bypass valve and there is its vehicle |
| CN105587895A (en) * | 2016-03-14 | 2016-05-18 | 靳东丽 | Cylinder temperature control fluid valve based on phase-change material |
| CN107454917A (en) * | 2015-04-16 | 2017-12-08 | 米歇尔·范德威尔公司 | Tufting machine |
| CN107810102A (en) * | 2015-06-23 | 2018-03-16 | 通快激光与系统工程有限公司 | For the construction cylinder component for the machine for successively manufacturing three-dimensional body |
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2018
- 2018-10-31 CN CN201811287655.6A patent/CN109355824B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB862341A (en) * | 1958-06-27 | 1961-03-08 | Singer Mfg Co | Sewing machine with provision for cooling lubricant |
| CN1367287A (en) * | 2000-12-29 | 2002-09-04 | 大和缝纫机制造株式会社 | Sewing machine with dust collector |
| CN204344993U (en) * | 2014-11-27 | 2015-05-20 | 北汽福田汽车股份有限公司 | For speed changer oil cooler bypass valve and there is its vehicle |
| CN107454917A (en) * | 2015-04-16 | 2017-12-08 | 米歇尔·范德威尔公司 | Tufting machine |
| CN107810102A (en) * | 2015-06-23 | 2018-03-16 | 通快激光与系统工程有限公司 | For the construction cylinder component for the machine for successively manufacturing three-dimensional body |
| CN105587895A (en) * | 2016-03-14 | 2016-05-18 | 靳东丽 | Cylinder temperature control fluid valve based on phase-change material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110670261A (en) * | 2019-11-15 | 2020-01-10 | 杰克缝纫机股份有限公司 | Oil cooling system of sewing machine and sewing machine |
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| Publication number | Publication date |
|---|---|
| CN109355824B (en) | 2020-10-02 |
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