CN104313807A - Air inflow component of sewing machine chipping suction device - Google Patents
Air inflow component of sewing machine chipping suction device Download PDFInfo
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- CN104313807A CN104313807A CN201410634952.9A CN201410634952A CN104313807A CN 104313807 A CN104313807 A CN 104313807A CN 201410634952 A CN201410634952 A CN 201410634952A CN 104313807 A CN104313807 A CN 104313807A
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- suction device
- sewing machine
- air
- tonifying
- air inlet
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B81/00—Sewing machines incorporating devices serving purposes other than sewing, e.g. for blowing air, for grinding
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
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Abstract
The invention provides an air inflow component of a sewing machine chipping suction device, and belongs to the technical field of sewing machines. The air inflow component of the sewing machine chipping suction device solves the problems that an existing chipping suction device is small in air inflow and poor in chipping suction effect. The air inflow component of the sewing machine chipping suction device is arranged on the cloth chipping suction device of a sewing machine. The cloth chipping suction device of the sewing machine comprises a material suction pipe. The air inflow component of the sewing machine chipping suction device comprises an air inflow support in a circular tube shape, wherein an air inflow channel used to generate negative pressure on the material suction pipe is arranged in the air inflow support. The air inflow component of the sewing machine chipping suction device further comprises an air replenishment piece in a circular tube shape, wherein two ends of the air replenishment piece are respectively communicated with the external world and the air inflow channel. Due to the fact that the air replenishment piece is arranged in the air inflow component of the sewing machine chipping suction device, air inflow of the sewing machine chipping suction device is increased, and chipping suction effects are good. Additionally, a silencer is arranged in the air replenishment piece, and therefore air inflow noise is low, and stable operation of the sewing machine chipping suction device is guaranteed.
Description
Technical field
The invention belongs to sewing machine technique field, relate to a kind of chip suction device of sewing machine, particularly a kind of air intake assembly of chip suction device of sewing machine.
Background technology
Sewing machines also can produce a lot of cloth bits waste material, the end of a thread chip in the course of the work, if processed not in time, easily runs well to Sewing machines and affects.In order to head it off, can on Sewing machines the device of set handling chip.
Such as, Chinese utility model patent (authorized announcement date: 2012.9.12; Authorization Notice No.: CN 202430458 U) disclose a kind of pneumatic dust collect plant of industrial sewing machine, comprise the pneumatic type cloth bits air intake device being connected to sewing machine needle board lower end, the pneumatic type the end of a thread air intake device being connected to aspiration channel rear end in thread trimmer group, pneumatic type cloth bits air intake device is all communicated with cloth retracting device with pneumatic type the end of a thread air intake device, and the action of pneumatic type cloth bits air intake device and pneumatic type the end of a thread air intake device is by same solenoid control.
Wherein pneumatic type cloth bits air intake device is: be provided with material-falling hopper below the needle plate of overlock machine, be located at the bend pipe below material-falling hopper, flexible pipe, suction tube be in turn connected to form a suction passage, suction tube is communicated with air intake duct, the feed pipe that one end of air intake duct and one end of air inlet pipe are connected to form on inlet channel, the other end and flexible pipe and retracting device is in turn connected to form feeding-passage, suction passage and inlet channel, feeding-passage and retracting device intracavity inter-connection, the other end of air inlet pipe is connected with one of them gas outlet on electromagnetic valve.
But in this dust collect plant, pneumatic type cloth bits air intake device is by air inlet pipe air inlet, and its air inflow is only by air inlet pipe supply, and its air inflow is less, thus its suction bits effect is poor.
Summary of the invention
The object of the invention is to there are the problems referred to above for existing technology, propose the air intake assembly of the larger chip suction device of sewing machine of a kind of air inflow.
Object of the present invention realizes by following technical proposal:
The air intake assembly of chip suction device of sewing machine, be arranged on chip suction device of sewing machine place, bits-suction device comprises suction tube, described air intake assembly comprises and is connected to suction tube sidepiece and cylindrical air inlet support, there is in described air inlet support the inlet channel for producing negative pressure to suction tube, it is characterized in that, described air intake assembly also comprises and is connected to air inlet stent side portion and cylindrical tonifying Qi part, the two ends of described tonifying Qi part are connected with inlet channel with the external world respectively, described tonifying Qi part comprises cylindrical muffler, the two ends of described muffler are connected with inlet channel with the external world respectively.
During use, ventilate to inlet channel, the air-flow of flowing fast produces negative pressure in suction tube, and suction tube sucking-off cloth is considered to be worth doing.Owing to having set up tonifying Qi part in this air intake assembly, tonifying Qi part is connected with inlet channel, inlet channel also produces negative pressure at tonifying Qi part place, the air being positioned at tonifying Qi part outside is made to flow through tonifying Qi part thus enter suction tube, increase the air inflow of this air intake assembly, thus improve the suction bits effect of chip suction device of sewing machine.But due to tonifying Qi part operationally, can noise be produced when air-flow enters tonifying Qi part, and noise can make air intake assembly shake more severe, thus have impact on inhale consider to be worth doing.So, muffler is set in this air intake assembly, makes this assembly while guarantee increases air inflow, its noise content is less, that is, in this assembly, by arranging the muffler in tonifying Qi part and tonifying Qi part simultaneously, ensure the increase air inflow that this assembly can be stable.
At the air intake assembly of above-mentioned chip suction device of sewing machine, the outer end of described muffler is coaxially provided with tonifying Qi joint in a tubular form, be coaxially provided with in the outer end of described tonifying Qi joint that radius inwardly reduces in cone shape spigot surface.Spigot surface is set in tonifying Qi joint outer end, thus increases the contact surface of tonifying Qi joint and air, make air more convenient enter tonifying Qi joint, thus increase air compensation, and then increase the air inflow of suction tube, therefore, make to inhale and consider better effects if to be worth doing.
At the air intake assembly of above-mentioned chip suction device of sewing machine, the inner of described tonifying Qi joint has stretches out and extension in a tubular form, and in muffler, inner and muffler coaxially arranges and has gap between extension and muffler madial wall in described extending area.The air-flow entered from tonifying Qi joint can produce certain noise, and wherein a part of noise is absorbed by muffler, and another noise recoils to tonifying Qi joint.Therefore, extension is set, the noise of most of resilience is all entered between the portion of stretching into and muffler madial wall and is eliminated.Equally, eliminate the noise of air-flow, avoid noise to produce effect of jitter to air intake assembly and inhale bits, thus make suction bits effect more stable.
At the air intake assembly of above-mentioned chip suction device of sewing machine, described air inlet support is fixed with valve, also coaxially gas mixing pipe is provided with in described air inlet support, the two ends of described gas mixing pipe are connected with suction tube with the inner of tonifying Qi part respectively, described gas mixing pipe sidewall has negative pressure hole, and described valve and negative pressure hole form inlet channel.Gas mixing pipe is set separately, makes the processing of negative pressure hole more for convenience.
At the air intake assembly of above-mentioned chip suction device of sewing machine, described gas mixing pipe and the grafting of air inlet support are arranged.Because gas mixing pipe grafting is arranged in air inlet support, the inserting depth of gas mixing pipe can be regulated as required, thus distance between adjustment gas mixing pipe and suction tube or stretch into the length of suction tube, then adjust the air inlet in suction tube, make to inhale bits better effects if.
At the air intake assembly of above-mentioned chip suction device of sewing machine, between described gas mixing pipe and air inlet support, be provided with the limiting structure for making gas mixing pipe and air inlet support circumference location.Limiting structure being set between gas mixing pipe and air inlet support, making, when regulating the position of gas mixing pipe, to facilitate suction nozzle to aim at negative pressure hole always, ensure air inlet effect and inhale bits effect.
At the air intake assembly of above-mentioned chip suction device of sewing machine, described limiting structure comprises the projection be arranged on gas mixing pipe and the groove be positioned at along the axial setting of air inlet support and in strip on air inlet support, described projection and groove match.When regulating the position of gas mixing pipe, projection is embedded in groove always.
Compared with prior art, the air intake assembly of this chip suction device of sewing machine owing to arranging tonifying Qi part in air intake assembly, and arranges muffler in tonifying Qi part, the air inflow of the increase bits-suction device making this assembly energy stable.
Accompanying drawing explanation
Fig. 1 is the stereogram of chip suction device of sewing machine;
Fig. 2 is the sectional view of chip suction device of sewing machine;
Fig. 3 is the enlarged drawing at A place in Fig. 2.
In figure, 1, suction tube; 2, air inlet support; 3, tonifying Qi part; 4, muffler; 4a, outer tube; 4b, interior pipe; 5, tonifying Qi joint; 5a, spigot surface; 5b, extension; 6, valve; 7, gas mixing pipe; 7a, negative pressure hole; 7b, projection; 8, air inlet pipe; 9, bits material collection assembly; 10, collection bucket; 11, fixed mount; 12, panel.
Detailed description of the invention
Be below specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiments.
As shown in Figure 1, the air intake assembly of this chip suction device of sewing machine is arranged on chip suction device of sewing machine place, and whole bits-suction device is fixed on the downside of Sewing machines panel 12 by fixed mount 11.
Bits-suction device comprises suction tube 1, and air intake assembly comprises and is connected to suction tube sidepiece and cylindrical air inlet support 2, has the inlet channel for producing negative pressure to suction tube 1 in air inlet support 2.Air intake assembly also comprises and is connected to air inlet stent side portion and cylindrical tonifying Qi part 3, and the two ends of tonifying Qi part 3 are connected with inlet channel with the external world respectively.In order to easy to connect, on air inlet support 2, screw thread is fixed with valve 6, and during use, air inlet pipe 8 is socketed on valve 6.
Also coaxially be provided with gas mixing pipe 7 in air inlet support 2, the two ends of gas mixing pipe 7 are connected with suction tube 1 with the inner of tonifying Qi part 3 respectively, gas mixing pipe 7 sidewall have the negative pressure hole 7a be obliquely installed to inlet channel, and valve 6 and negative pressure hole 7a form inlet channel.
As shown in Figures 2 and 3, operationally, owing to can produce noise when air-flow enters tonifying Qi part 3, and noise can make air intake assembly shake more severe to tonifying Qi part 3, thus have impact on suction bits.So, in order to avoid noise is on the impact of bits-suction device, make bits-suction device inhale bits more stable, ensure to inhale bits effect, in this air intake assembly, be provided with muffler 4.The two ends of muffler 4 are connected with inlet channel with the external world respectively.Concrete, muffler 4 comprises all cylindrical outer tube 4a and interior pipe 4b.The sidewall of interior pipe 4b has equally distributed bloop, is filled with noise reduction sponge between outer tube 4a and interior pipe 4b for noise reduction.
Simultaneously, in order to make air more convenient enter tonifying Qi joint 5, thus increase air compensation, make inhale bits better effects if, coaxially be provided with tonifying Qi joint 5 in a tubular form in the outer end of muffler 4, the outer end of tonifying Qi joint 5 be coaxially provided with that radius inwardly reduces in cone shape spigot surface 5a.The inner of tonifying Qi joint 5 has stretches out and extension 5b in a tubular form, and extension 5b arranges in muffler 4 inside with muffler 4 is coaxial and has certain gap between extension 5b and muffler 4 madial wall.The partial noise that air-flow produces recoils between extension 5b and muffler 4 madial wall and carries out noise reduction, makes the erasure effect of this air intake assembly better, thus ensures to inhale bits effect.
Gas mixing pipe 7 and air inlet support 2 grafting arrange and can adjust the axial location of gas mixing pipe 7 under external force.Facilitating suction nozzle 6 to aim at negative pressure hole 7a to regulate during the position of gas mixing pipe 7 always, ensureing air inlet effect and inhaling bits effect, between gas mixing pipe 7 and air inlet support 2, be provided with the limiting structure for making gas mixing pipe 7 and air inlet support 2 circumference location.Limiting structure comprises the projection 7b be arranged on gas mixing pipe 7 and the groove be positioned at along the axial setting of air inlet support and in strip on air inlet support 2, projection 7b and groove match.Alternatively, limiting structure comprises the spacing plane one be arranged on gas mixing pipe 7 and the spacing plane two be arranged on air inlet support 2, and spacing plane one and spacing plane two match.
Now the course of work of this air intake assembly is described below:
During use, the cloth bits that Sewing machines produces enter in collection bucket 10, and by air inlet pipe 8 and valve 6 air inlet, the air-flow of flowing fast produces negative pressure in suction tube 1, and suction tube 1 sucking-off cloth is considered to be worth doing, cloth is considered to be worth doing and enters bits material collection assembly 9 place by suction tube 1.
If desired, the distance between adjustable gas mixing pipe 7 and suction tube 1 or stretch into the length of suction tube 1, then adjusts the air inlet effect in suction tube 1, makes to inhale bits better effects if.
Owing to having set up tonifying Qi part 3 in this air intake assembly and arranged muffler 4 in tonifying Qi part 3, tonifying Qi part 3 is connected with inlet channel, inlet channel also produces negative pressure at tonifying Qi part 3 place, the air being positioned at tonifying Qi part 3 outside is made to flow through tonifying Qi part 3 thus enter suction tube 1, the air inflow of stable this air intake assembly of increase.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Although more employ the term such as suction tube 1, air inlet support 2, tonifying Qi part 3, muffler 4, outer tube 4a, interior pipe 4b, tonifying Qi joint 5, spigot surface 5a, extension 5b, valve 6, gas mixing pipe 7, negative pressure hole 7a, projection 7b, air inlet pipe 8, bits material collection assembly 9, collection bucket 10, fixed mount 11, panel 12 herein, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present invention more easily; The restriction that they are construed to any one additional is all contrary with spirit of the present invention.
Claims (7)
1. the air intake assembly of chip suction device of sewing machine, be arranged on chip suction device of sewing machine place, bits-suction device comprises suction tube (1), described air intake assembly comprises and is connected to suction tube (1) sidepiece and cylindrical air inlet support (2), there is in described air inlet support (2) inlet channel for producing negative pressure to suction tube (1), it is characterized in that, described air intake assembly also comprises and is connected to air inlet support (2) sidepiece and cylindrical tonifying Qi part (3), the two ends of described tonifying Qi part (3) are connected with inlet channel with the external world respectively, described tonifying Qi part (3) comprises cylindrical muffler (4), the two ends of described muffler (4) are connected with inlet channel with the external world respectively.
2. the air intake assembly of chip suction device of sewing machine according to claim 1, it is characterized in that, coaxially be provided with tonifying Qi joint (5) in a tubular form in the outer end of described muffler (4), the outer end of described tonifying Qi joint (5) be coaxially provided with that radius inwardly reduces in cone shape spigot surface (5a).
3. the air intake assembly of chip suction device of sewing machine according to claim 2, it is characterized in that, the inner of described tonifying Qi joint (5) has stretches out and extension (5b) in a tubular form, and described extension (5b) is positioned at muffler (4) inside and arranges with muffler (4) is coaxial and has gap between extension (5b) and muffler (4) madial wall.
4. the air intake assembly of the chip suction device of sewing machine according to claim 1 or 2 or 3, it is characterized in that, described air inlet support (2) is fixed with valve (6), gas mixing pipe (7) is also coaxially provided with in described air inlet support (2), the two ends of described gas mixing pipe (7) are connected with suction tube (1) with the inner of tonifying Qi part (3) respectively, described gas mixing pipe (7) sidewall has negative pressure hole (7a), described valve (6) and negative pressure hole (7a) form inlet channel.
5. the air intake assembly of chip suction device of sewing machine according to claim 4, is characterized in that, described gas mixing pipe (7) and air inlet support (2) grafting are arranged.
6. the air intake assembly of chip suction device of sewing machine according to claim 5, it is characterized in that, between described gas mixing pipe (7) and air inlet support (2), being provided with the limiting structure for making gas mixing pipe (7) and air inlet support (2) circumference location.
7. the air intake assembly of chip suction device of sewing machine according to claim 6, it is characterized in that, described limiting structure comprises the projection (7b) be arranged on gas mixing pipe (7) and the groove be positioned at along the axial setting of air inlet support (2) and in strip on air inlet support (2), described projection (7b) and groove match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410634952.9A CN104313807B (en) | 2014-11-12 | 2014-11-12 | The air intake assembly of chip suction device of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410634952.9A CN104313807B (en) | 2014-11-12 | 2014-11-12 | The air intake assembly of chip suction device of sewing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104313807A true CN104313807A (en) | 2015-01-28 |
| CN104313807B CN104313807B (en) | 2017-03-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410634952.9A Active CN104313807B (en) | 2014-11-12 | 2014-11-12 | The air intake assembly of chip suction device of sewing machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN104313807B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4393801A (en) * | 1981-02-19 | 1983-07-19 | Mitsubishi Denki Kabushiki Kaisha | Sewing machine dust collector |
| CN2743393Y (en) * | 2004-07-29 | 2005-11-30 | 中山市汇盈缝纫设备有限公司 | Wire suction three way pipe of sewing machine wire suction device |
| CN201104854Y (en) * | 2007-10-11 | 2008-08-27 | 中山百川汇盈精密实业有限公司 | Dust arrest device with sound eliminator |
| KR20090010842U (en) * | 2008-04-21 | 2009-10-26 | 이남윤 | Residual yarn and cloth pieces inhaler |
| CN201473739U (en) * | 2009-08-29 | 2010-05-19 | 中山百川汇盈精密实业有限公司 | Vacuum generator |
| CN201648726U (en) * | 2010-03-31 | 2010-11-24 | 吴瑞椅 | Thrum and cloth scrap delivering silencing device of sewing machine |
| CN201648727U (en) * | 2010-03-31 | 2010-11-24 | 吴瑞椅 | Sewing machine thread end and cloth scrap guiding muffler |
| CN203583174U (en) * | 2013-11-08 | 2014-05-07 | 浙江中森缝纫机有限公司 | Automatic chip suction and silencing device of sewing machine |
| CN204265983U (en) * | 2014-11-12 | 2015-04-15 | 浙江琦星电子有限公司 | The air intake assembly of chip suction device of sewing machine |
-
2014
- 2014-11-12 CN CN201410634952.9A patent/CN104313807B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4393801A (en) * | 1981-02-19 | 1983-07-19 | Mitsubishi Denki Kabushiki Kaisha | Sewing machine dust collector |
| CN2743393Y (en) * | 2004-07-29 | 2005-11-30 | 中山市汇盈缝纫设备有限公司 | Wire suction three way pipe of sewing machine wire suction device |
| CN201104854Y (en) * | 2007-10-11 | 2008-08-27 | 中山百川汇盈精密实业有限公司 | Dust arrest device with sound eliminator |
| KR20090010842U (en) * | 2008-04-21 | 2009-10-26 | 이남윤 | Residual yarn and cloth pieces inhaler |
| CN201473739U (en) * | 2009-08-29 | 2010-05-19 | 中山百川汇盈精密实业有限公司 | Vacuum generator |
| CN201648726U (en) * | 2010-03-31 | 2010-11-24 | 吴瑞椅 | Thrum and cloth scrap delivering silencing device of sewing machine |
| CN201648727U (en) * | 2010-03-31 | 2010-11-24 | 吴瑞椅 | Sewing machine thread end and cloth scrap guiding muffler |
| CN203583174U (en) * | 2013-11-08 | 2014-05-07 | 浙江中森缝纫机有限公司 | Automatic chip suction and silencing device of sewing machine |
| CN204265983U (en) * | 2014-11-12 | 2015-04-15 | 浙江琦星电子有限公司 | The air intake assembly of chip suction device of sewing machine |
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| Publication number | Publication date |
|---|---|
| CN104313807B (en) | 2017-03-29 |
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Address after: 317604 Nanyou Industrial Zone, Damaiyu Development Zone, Yuhuan County, Taizhou City, Zhejiang Province Patentee after: Qixing Intelligent Technology Co., Ltd. Address before: 317604 Nanyou Industrial Zone, Damaiyu Development Zone, Yuhuan County, Taizhou City, Zhejiang Province Patentee before: ZHEJIANG QIXING ELECTRONICS CO., LTD. |