CN204250931U - Aspirated-air type Qu Wu mechanism - Google Patents
Aspirated-air type Qu Wu mechanism Download PDFInfo
- Publication number
- CN204250931U CN204250931U CN201420690636.9U CN201420690636U CN204250931U CN 204250931 U CN204250931 U CN 204250931U CN 201420690636 U CN201420690636 U CN 201420690636U CN 204250931 U CN204250931 U CN 204250931U
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- China
- Prior art keywords
- negative pressure
- nozzle body
- air
- rubber cup
- inlet pipe
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- Expired - Fee Related
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- 238000000034 method Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 2
- 230000004059 degradation Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 241000252254 Catostomidae Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing Effects 0.000 description 1
Abstract
This patent application discloses a kind of aspirated-air type Qu Wu mechanism, wherein, comprise air inlet pipe, nozzle body, rubber cup and cooperation compress the permanent seat of rubber cup, described nozzle body is provided with and is communicated with successively and the free air diffuser of through nozzle body, speedup passage and negative pressure channel, described speedup channel cross-sectional area is less than the sectional area of free air diffuser and negative pressure channel, described air inlet pipe one end is communicated with free air diffuser, the other end connects external air source, described nozzle body is also provided with the negative pressure hole vertical with negative pressure channel, described rubber cup bottom surface and nozzle body negative pressure hole one end offset and opening outwardly, permanent seat compresses rubber cup, and permanent seat is provided with the through hole being communicated with negative pressure hole.Aspirated-air type Qu Wu mechanism of the present utility model can pick up thinner part fast, and can not scratch piece surface.
Description
Technical field
The utility model relates to the feed of a kind of Special Category or pattern, transfer or device for discharging, is specifically related to a kind of aspirated-air type Qu Wu mechanism.
Background technology
Along with the progress of society, the development of all trades and professions has change with rapid changepl. never-ending changes and improvements, particularly in traditional manufacture field, most work all needs workman to come, manually in manufacture field, there is increasing drawback in it, as: production efficiency is not high, and recruitment cost is large, seriously constrains further developing of enterprise; Manufacturing enterprise, in order to enhance productivity further, reduce recruitment cost, more and more employs automated machine to replace manual operation.
Particularly for the part of thinner thickness, as CD, circuit card, in processing process, need operating personal hand to go to pick and place, by the shortcoming that hand picks and places be: 1. part is thinner, be difficult to pick up rapidly with hand; 2. easy scratch piece surface in fetching process.
Utility model content
For the defect that above-mentioned prior art exists, the purpose of this utility model is to provide one can pick up thinner part fast, and can not the aspirated-air type Qu Wu mechanism of scratch piece surface.
For achieving the above object, the technical solution of the utility model is:
Aspirated-air type Qu Wu mechanism, wherein, comprise air inlet pipe, nozzle body, rubber cup and cooperation compress the permanent seat of rubber cup, described nozzle body is provided with and is communicated with successively and the free air diffuser of through nozzle body, speedup passage and negative pressure channel, described speedup channel cross-sectional area is less than the sectional area of free air diffuser and negative pressure channel, described air inlet pipe one end is communicated with free air diffuser, the other end connects external air source, described nozzle body is also provided with the negative pressure hole vertical with negative pressure channel, described rubber cup bottom surface and nozzle body negative pressure hole one end offset and opening outwardly, permanent seat compresses rubber cup, and permanent seat is provided with the through hole being communicated with negative pressure hole.
When adopting technique scheme, air inlet pipe one end is communicated with free air diffuser, the other end connects external air source, so compressed gas enters free air diffuser through air inlet pipe, because speedup channel cross-sectional area is less than the sectional area of free air diffuser and negative pressure channel, so after compressed gas enters speedup passage from free air diffuser, air-flow velocity increases, after compressed gas enters negative pressure channel from speedup passage, air-flow flows to negative pressure channel heavy in section from the speedup passage of small bore, the air-flow velocity of gas diffusion increases, compressed gas is finally discharged from negative pressure channel, due to nozzle body being also provided with the negative pressure hole vertical with negative pressure channel, so in negative pressure channel and negative pressure hole intersection, low-voltage space is formed because high velocity air sprays, air in rubber cup is walked by the continuous winding of high speed jet air-flow, form negative pressure, by thinner part suction, if air inlet pipe stops air inlet, negative pressure disappears, and now sucker puts down part.The utility model by forming negative pressure in rubber cup, thus realizes capturing part, for thinner part, rubber cup can rapidly by part suction, so can pick up thinner part fast, in addition, rubber cup is very soft, in the process drawing part, and can not scratch piece surface.
Further, between described speedup passage and free air diffuser, between speedup passage and negative pressure channel in enlarging shape.Compressed gas enters speedup passage from free air diffuser, and enter negative pressure channel process from speedup passage, the speed of air-flow all gradually changes, and the degradation of energy of compressed gas is little.
Further, described permanent seat is threaded with between negative pressure hole.Rubber cup in use easily produces expendable distortion, change relatively more frequent, and the mode be threaded is convenient to change rubber cup more quickly.
Further, described air inlet pipe is threaded with nozzle body, and on air inlet pipe, be provided with seal ring and hold-down nut.If poorly sealed between air inlet pipe and nozzle body, then the negative pressure formed in rubber cup can reduce, and air inlet pipe is provided with seal ring and hold-down nut, can prevent the Leakage Gas in free air diffuser.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that the utility model aspirated-air type gets thing mechanism embodiment.
Detailed description of the invention
Below by detailed description of the invention, the utility model is described in further detail:
Reference numeral in Figure of description comprises: air inlet pipe 1, nozzle body 2, free air diffuser 21, speedup passage 22, negative pressure channel 23, negative pressure hole 24, rubber cup 3, permanent seat 4, seal ring 5, hold-down nut 6, part 7.
As shown in Figure 1, a kind of aspirated-air type Qu Wu mechanism, wherein, comprise air inlet pipe 1, nozzle body 2, rubber cup 3 and cooperation compress the permanent seat 4 of rubber cup 3, nozzle body 2 is provided with and is communicated with successively and the free air diffuser 21 of through nozzle body 2, speedup passage 22 and negative pressure channel 23, speedup passage 22 sectional area is less than the sectional area of free air diffuser 21 and negative pressure channel 23, air inlet pipe 1 one end is communicated with free air diffuser 21, the other end connects external air source, nozzle body 2 is also provided with the negative pressure hole 24 vertical with negative pressure channel 23, rubber cup 3 is in bowl-shape, the bowl end, is provided with opening, permanent seat 4 shape is inverted funnel, rubber cup 3 bottom surface and nozzle body 2 be with negative pressure hole 24 one end to offset and opening outwardly, permanent seat 4 top is inserted in the opening of rubber cup 3, and be threaded with negative pressure hole 24, rubber cup 3 is pressed on the end face of nozzle body 2 negative pressure hole 24 by the bottom of permanent seat 4, permanent seat 4 is provided with the through hole being communicated with negative pressure hole 24.
In the present embodiment, in enlarging shape between speedup passage 22 and free air diffuser 21, between speedup passage 22 and negative pressure channel 23, and corner's rounding off.Compressed gas enters speedup passage 22 from free air diffuser 21, and enter negative pressure channel 23 process from speedup passage 22, the speed of air-flow all gradually changes, and the degradation of energy of compressed gas is little.
Air inlet pipe 1 is threaded with nozzle body 2, and on air inlet pipe 1, be provided with seal ring 5 and hold-down nut 6.If poorly sealed between air inlet pipe 1 and nozzle body 2, then the negative pressure formed in rubber cup 3 can reduce, and air inlet pipe 1 is provided with seal ring 5 and hold-down nut 6, can prevent the Leakage Gas in free air diffuser 21.
Specific works principle:
As shown in Figure 1, air inlet pipe 1 one end is communicated with free air diffuser 21, the other end connects external air source, airintake direction as indicated in the figures by an arrow, so compressed gas enters free air diffuser 21 through air inlet pipe 1, because speedup passage 22 sectional area is less than the sectional area of free air diffuser 21 and negative pressure channel 23, so compressed gas enters speedup passage 22 from free air diffuser 21, air-flow velocity increases gradually, after compressed gas enters negative pressure channel 23 from speedup passage 22, air-flow flows to negative pressure channel 23 heavy in section from the speedup passage 22 of small bore, the air-flow velocity of gas diffusion increases gradually, compressed gas is finally discharged from negative pressure channel 23, owing to nozzle body 2 being also provided with the negative pressure hole 24 vertical with negative pressure channel 23, so in negative pressure channel 23 and negative pressure hole 24 intersection, low-voltage space is formed because high velocity air sprays, air in rubber cup 3 is walked by the continuous winding of high speed jet air-flow, form negative pressure, thinner part 7 is drawn, if air inlet pipe 1 stops air inlet, negative pressure disappears, and now rubber cup 3 puts down part 7.
Above-described is only embodiment of the present utility model, and in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from the utility model structure, some distortion and improvement can also be made; these also should be considered as protection domain of the present utility model, and these all can not affect effect and the practical applicability of the utility model enforcement.The protection domain that this application claims should be as the criterion with the content of its claim, and the detailed description of the invention in specification sheets etc. record the content that may be used for explaining claim.
Claims (4)
1. aspirated-air type Qu Wu mechanism, it is characterized in that, comprise air inlet pipe, nozzle body, rubber cup and cooperation compress the permanent seat of rubber cup, described nozzle body is provided with and is communicated with successively and the free air diffuser of through nozzle body, speedup passage and negative pressure channel, described speedup channel cross-sectional area is less than the sectional area of free air diffuser and negative pressure channel, described air inlet pipe one end is communicated with free air diffuser, the other end connects external air source, described nozzle body is also provided with the negative pressure hole vertical with negative pressure channel, described rubber cup bottom surface and nozzle body negative pressure hole one end offset and opening outwardly, permanent seat compresses rubber cup, and permanent seat is provided with the through hole being communicated with negative pressure hole.
2. aspirated-air type Qu Wu mechanism according to claim 1, is characterized in that, in enlarging shape between described speedup passage and free air diffuser, between speedup passage and negative pressure channel.
3. aspirated-air type Qu Wu mechanism according to claim 1, is characterized in that, described permanent seat is threaded with between negative pressure hole.
4. aspirated-air type Qu Wu mechanism according to claim 1, is characterized in that, described air inlet pipe is threaded with nozzle body, and on air inlet pipe, be provided with seal ring and hold-down nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420690636.9U CN204250931U (en) | 2014-11-18 | 2014-11-18 | Aspirated-air type Qu Wu mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420690636.9U CN204250931U (en) | 2014-11-18 | 2014-11-18 | Aspirated-air type Qu Wu mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204250931U true CN204250931U (en) | 2015-04-08 |
Family
ID=52955260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420690636.9U Expired - Fee Related CN204250931U (en) | 2014-11-18 | 2014-11-18 | Aspirated-air type Qu Wu mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204250931U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110480543A (en) * | 2019-08-23 | 2019-11-22 | 深圳市精泰达科技有限公司 | A kind of pneumatic pen and its application method with suction blowing function |
-
2014
- 2014-11-18 CN CN201420690636.9U patent/CN204250931U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110480543A (en) * | 2019-08-23 | 2019-11-22 | 深圳市精泰达科技有限公司 | A kind of pneumatic pen and its application method with suction blowing function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 Termination date: 20151118 |
|
| EXPY | Termination of patent right or utility model |