CN108823641A - A kind of Eider down processing dust-extraction unit - Google Patents
A kind of Eider down processing dust-extraction unit Download PDFInfo
- Publication number
- CN108823641A CN108823641A CN201810723708.8A CN201810723708A CN108823641A CN 108823641 A CN108823641 A CN 108823641A CN 201810723708 A CN201810723708 A CN 201810723708A CN 108823641 A CN108823641 A CN 108823641A
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- cleaning case
- dust cleaning
- dust
- air blast
- extraction unit
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01B—MECHANICAL TREATMENT OF NATURAL FIBROUS OR FILAMENTARY MATERIAL TO OBTAIN FIBRES OF FILAMENTS, e.g. FOR SPINNING
- D01B3/00—Mechanical removal of impurities from animal fibres
- D01B3/02—De-burring machines or apparatus
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The present invention relates to Eider down processing auxiliary device technical fields, specially a kind of Eider down processing dust-extraction unit, including bottom plate, dust cleaning case on bottom plate is set, natural feather collecting box positioned at dust cleaning case side, feed inlet is provided with above the dust cleaning case, several air blast separating mechanisms are provided on the side wall of the dust cleaning case, the lower section of the air blast separating mechanism and be located at dust cleaning case side side wall on be provided with discharge port, vibration screen is hinged with below the discharge port, the vibration screen is connected with interval turnover mechanism, the interval turnover mechanism is connect by transmission mechanism with air blast separating mechanism, the lower section of the interval turnover mechanism and be located at dust cleaning case bottom be provided with disposal box.The present invention solves the problems, such as existing dust-extraction unit, and there is being easy to damage, natural feather, working efficiency are low, reduce device lifetime.In addition, structure of the invention is compact, simple, it is convenient for Operation and Maintenance.
Description
Technical field
The present invention relates to Eider down processing auxiliary device technical field, specially a kind of Eider down processing dust-extraction unit.
Background technique
Natural feather is to grow the villus lupine-like in the abdomen of geese and ducks, since natural feather is a kind of animal protein fiber,
On its nodular fibrous gather ten million triangle tiny stomata, can the convergent-divergent with temperature change, generate temperature adjustment function.
The natural feather to come is just purchased, generally can all there is impurity, dust etc., before being processed, needs first to be dusted work.
Currently, the dust removing effects of most natural feather dust-extraction unit are undesirable, the natural feather after dedusting is still mingled with dust, influences
Down and Feather, such as China Patent Publication No. CN205275794U, a kind of weave of publication date 20160601 uses natural feather dust-extraction unit,
In by roller, stirring blade, strainer and air blower, separate natural feather and dust, but it is inhaled by air blower
Dirt be easy to cause filter net jam, and stirring blade is easy to damage natural feather.
Summary of the invention
The purpose of the present invention is to provide a kind of Eider down processing dust-extraction unit, come solve existing dust-extraction unit there is
The problem of being easy to damage low natural feather, working efficiency, reduction device lifetime.
To achieve the goals above, technical scheme is as follows：
A kind of Eider down processing dust-extraction unit, including bottom plate, the dust cleaning case being arranged on bottom plate, positioned at dust cleaning case side
Natural feather collecting box is provided with feed inlet above the dust cleaning case, several air blast point are provided on the side wall of the dust cleaning case
It disembarks structure, the lower section of the air blast separating mechanism and is located on the side wall of dust cleaning case side and is provided with discharge port, the discharge port
Lower section is hinged with vibration screen, and the vibration screen is connected with interval turnover mechanism, and the interval turnover mechanism passes through driver
Structure is connect with air blast separating mechanism, the lower section of the interval turnover mechanism and be located at dust cleaning case bottom be provided with disposal box.
As a further improvement of the present invention, the air blast separating mechanism includes the air blast electricity being arranged on dust cleaning case side wall
Machine, the air blast flabellum being connect with blower motor, the front of the air blast flabellum and be located at dust cleaning case side wall in be provided with separation net,
The blower motor is connect by transmission mechanism with interval turnover mechanism.
As a further improvement of the present invention, the interval turnover mechanism includes that the interval that is arranged on dust cleaning case side wall is convex
Wheel, the guide housing for being bonded with intermittent cam outer surface and being slidably matched with dust cleaning case lateral wall, the guide housing and vibration screen
Cooperation, the intermittent cam and transmission mechanism are coaxially connected.
As a further improvement of the present invention, the transmission mechanism includes the worm gear snail coaxially connected with interval turnover mechanism
Linkage and the coaxially connected belt mechanism of air blast separating mechanism, the worm gear mechanism includes same with interval turnover mechanism
The worm gear of axis connection, the worm screw for being arranged on dust cleaning case lateral wall by bearing and being engaged with worm gear；The belt mechanism includes
The No.1 belt wheel coaxially connected with air blast separating mechanism, No. two belt wheels being arranged on worm screw, the No.1 belt wheel and No. two bands
Wheel is connected by belt.
As a further improvement of the present invention, natural feather discharge baffle, the natural feather discharging gear are hinged in the discharge port
Plate and vibration screen cooperate.
As a further improvement of the present invention, the vibration screen bottom is provided with vibrating motor, the vibration screen
Side is provided with the protrusion with the cooperation of interval turnover mechanism, and ejector pin, the setting of vibration screen surrounding are provided on the vibration screen
There is a circle barrier plate.
The beneficial effects of the invention are as follows：
The present invention varying in weight using natural feather and dust by air blast separating mechanism carries out natural feather and dust preliminary
Separation, the natural feather after initial gross separation is fallen on vibration screen, and by vibrating motor, the dust adhered on natural feather is carried out secondary point
From；Natural feather after being got well dedusting by interval turnover mechanism is poured out from discharge port, is fallen in natural feather collecting box；It solves existing
Natural feather, working efficiency are low, reduce the problem of device lifetime there is being easy to damage for dust-extraction unit.In addition, structure of the invention it is compact,
Simply, it is convenient for Operation and Maintenance.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples：
Fig. 1 is inside schematic view of the front view of the invention；
Fig. 2 is inside top structural schematic diagram of the invention；
Fig. 3 is the A-A schematic cross-sectional view in Fig. 2；
Fig. 4 is the B-B schematic cross-sectional view in Fig. 2；
Fig. 5 is external schematic view of the front view of the invention；
Fig. 6 is left view structural representation of the invention.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
It closes attached drawing and the present invention is further described in embodiment.
As shown in Figures 1 to 6, a kind of Eider down processing dust-extraction unit, including bottom plate 1, the dust cleaning case being arranged on bottom plate 1
2, positioned at the natural feather collecting box 4 of 2 side of dust cleaning case, the top of the dust cleaning case 2 is provided with feed inlet 2a, the dust cleaning case 2
Setting is there are three air blast separating mechanism, the lower section of the air blast separating mechanism and close to the dust cleaning case 2 of natural feather collecting box 4 on side wall
It is provided with discharge port 2b on the side wall of side, vibration screen 5,5 front and back of vibration screen are hinged with below the discharge port 2b
Two sides are respectively connected with interval turnover mechanism, and the interval turnover mechanism passes through the air blast separating mechanism of transmission mechanism and front and rear sides
Connection, the lower section of the interval turnover mechanism and be located at 2 bottom of dust cleaning case be provided with disposal box 3.
The air blast separating mechanism includes the blower motor 7 being arranged on 2 side wall of dust cleaning case, connect with blower motor 7
Air blast flabellum 8, the front of the air blast flabellum 8 and be located at 2 side wall of dust cleaning case in be provided with separation net 9, the blower motor 7 is set
There are three setting, wherein the blower motor 7 for being located at front and rear sides is connected by transmission mechanism with corresponding interval turnover mechanism；
The effect of the separation net 9 is to be drawn on blower fan leaf 8 from the natural feather that discharge port 2a is fallen in order to prevent, to air blast flabellum 8
It damages.
The interval turnover mechanism includes the intermittent cam 10 being arranged on 2 side wall of dust cleaning case and 10 appearance of intermittent cam
The guide housing 11 that face paste is closed and is slidably matched with 2 lateral wall of dust cleaning case, the guide housing 11 cooperates with vibration screen 5, described to lead
The guiding L shape frame 111 being slidably matched with the guide groove 2d being provided on 2 outer wall of dust cleaning case is provided with to the left and right sides of frame 11,
The intermittent cam 10 and transmission mechanism are coaxially connected；The setting of the intermittent cam 10 can guarantee vibration screen 5 at two
Interval, final dusting and discharging convenient for natural feather occur for extreme position.
The transmission mechanism includes the worm gear mechanism coaxially connected with interval turnover mechanism, same with air blast separating mechanism
The belt mechanism of axis connection, the worm gear mechanism include the worm gear 12 coaxially connected with intermittent cam 10, are set by bearing
Set the worm screw 13 engaged on 2 lateral wall of dust cleaning case and with worm gear 12；The belt mechanism includes coaxially connected with blower motor 7
No.1 belt wheel 14, No. two belt wheels 15 being arranged on worm screw 13, the No.1 belt wheel 14 and No. two belt wheels 15 pass through belt 16
Connection；The effect of the worm gear mechanism and belt mechanism is can be the interval turnover mechanism of vibration screen 5 and air blast point
Structure of disembarking connects, and by sharing a driving source, reaches whole harmony and consistency, saves preparatory debug time,
Improve working efficiency；In addition worm gear mechanism has stable drive and self-locking performance, improves safety operation.
Natural feather discharge baffle 17 is hinged in the discharge port 2b, the natural feather discharge baffle 17 cooperates with vibration screen 5；
The effect of the natural feather discharge baffle 17 is that natural feather is when carrying out final dusting in order to prevent on vibration screen 5, from discharging
Mouth 2b falls and avoids dust to trickle down to the external world.
5 bottom of vibration screen is provided with vibrating motor 6, and the side of the vibration screen 5 is provided with sliding with guide housing
The protrusion 51 of dynamic cooperation, described raised 51 are slidably matched with the track groove 2c being provided on 2 front and rear sides wall of dust cleaning case, the vibration
It is provided on sieve 5 and supports the ejector pin 52 closed with natural feather discharge baffle 17,5 surrounding of vibration screen is provided with a circle barrier plate 53；Institute
The effect for stating ejector pin 52 is that ejector pin 52 is pressed against natural feather discharge baffle 17, about its hinge joint when vibration screen 5 rotates
Rotation, allows natural feather to be slipped in natural feather collecting box 4 to open discharge port 2b；The effect of the barrier plate 53 is plumage in order to prevent
Suede is shaken off in final dusting into disposal box 3.
Application method of the invention：
As shown in Figures 1 to 6, natural feather is poured into out of feed inlet 2a, starts three blower motors 7, the process that natural feather is fallen
In under the action of the forces of the wind, can descend slowly and lightly to the right, using varying in weight for natural feather and dust itself, natural feather can fall to vibrating screen
On net 5, and dust is then fallen into the disposal box 3 of bottom, is started vibrating motor 6, is difficult to using vibration wave by what is adhered on natural feather
The dust dispelled is removed, and dust can be fallen in disposal box 3 from mesh, the natural feather after dedusting is good, in the work of interval turnover mechanism
It under, rotates around its hinge joint, is opened natural feather discharge baffle 17 by ejector pin 52, natural feather is allowed to be slipped to natural feather collection
In case 4, natural feather dedusting work is completed.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and what is described in the above embodiment and the description is only the present invention
Principle, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these variation and
Improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent
Object defines.
Claims (6)
1. a kind of Eider down processing dust-extraction unit including bottom plate (1), the dust cleaning case (2) being arranged on bottom plate (1), is located at dedusting
The natural feather collecting box (4) of case (2) side, it is characterised in that：It is provided with feed inlet (2a) above the dust cleaning case (2), it is described
It is provided with several air blast separating mechanisms on the side wall of dust cleaning case (2), the lower section of the air blast separating mechanism and is located at dust cleaning case
(2) it is provided on the side wall of side discharge port (2b), is hinged with vibration screen (5), the vibration below the discharge port (2b)
Sieve (5) is connected with interval turnover mechanism, and the interval turnover mechanism is connect by transmission mechanism with air blast separating mechanism, described
The lower section of interval turnover mechanism and be located at dust cleaning case (2) bottom be provided with disposal box (3).
2. a kind of Eider down processing dust-extraction unit according to claim 1, it is characterised in that：The air blast separating mechanism packet
Include the blower motor (7) being arranged on dust cleaning case (2) side wall, the air blast flabellum (8) connecting with blower motor (7), the air blast
The front of flabellum (8) and be located at dust cleaning case (2) side wall in be provided with separation net (9), the blower motor (7) passes through transmission mechanism
It is connect with interval turnover mechanism.
3. a kind of Eider down processing dust-extraction unit according to claim 1, it is characterised in that：The interval turnover mechanism packet
Include intermittent cam (10) on dust cleaning case (2) side wall is set, be bonded with intermittent cam (10) outer surface and with dust cleaning case (2) outside
The guide housing (11) of snug engagement, the guide housing (11) and vibration screen (5) cooperate；The intermittent cam (10) and biography
Motivation structure is coaxially connected.
4. a kind of Eider down processing dust-extraction unit according to claim 1, it is characterised in that：The transmission mechanism include with
The coaxially connected worm gear mechanism of interval turnover mechanism and the coaxially connected belt mechanism of air blast separating mechanism, the worm gear
Worm mechanism include the worm gear coaxially connected with interval turnover mechanism (12), by bearing be arranged on dust cleaning case (2) lateral wall
And the worm screw (13) engaged with worm gear (12)；The belt mechanism includes the No.1 belt wheel coaxially connected with air blast separating mechanism
(14), No. two belt wheels (15) being arranged on worm screw (13), the No.1 belt wheel (14) and No. two belt wheels (15) pass through belt
(16) it connects.
5. a kind of Eider down processing dust-extraction unit according to claim 1, it is characterised in that：Hinge in the discharge port (2b)
It is connected to natural feather discharge baffle (17), the natural feather discharge baffle (17) and vibration screen (5) cooperate.
6. a kind of Eider down processing dust-extraction unit according to claim 1, it is characterised in that：Vibration screen (5) bottom
Portion is provided with vibrating motor (6), and the side of the vibration screen (5) is provided with the protrusion (51) with the cooperation of interval turnover mechanism,
It is provided with ejector pin (52) on the vibration screen (5), vibration screen (5) surrounding is provided with a circle barrier plate (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810723708.8A CN108823641B (en) | 2018-07-04 | 2018-07-04 | Dust collector is used in eiderdown processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810723708.8A CN108823641B (en) | 2018-07-04 | 2018-07-04 | Dust collector is used in eiderdown processing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108823641A true CN108823641A (en) | 2018-11-16 |
| CN108823641B CN108823641B (en) | 2021-02-05 |
Family
ID=64133860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810723708.8A Active CN108823641B (en) | 2018-07-04 | 2018-07-04 | Dust collector is used in eiderdown processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108823641B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110586306A (en) * | 2019-09-06 | 2019-12-20 | 福建奥翔体育塑胶科技股份有限公司 | Conveyer that granular material reducing mechanism used |
| CN110699759A (en) * | 2019-10-18 | 2020-01-17 | 安徽文翔羽绒制品有限公司 | Be applied to debris splitter in eiderdown workshop |
| CN114289299A (en) * | 2021-11-17 | 2022-04-08 | 镇康县振兴矿业开发有限责任公司 | Comprehensive utilization method and device for iron ore tailings |
| CN114427117A (en) * | 2022-01-25 | 2022-05-03 | 河南省鹏达羽绒制品有限公司 | Feather preliminary treatment charge-in system |
| CN115535954A (en) * | 2022-09-29 | 2022-12-30 | 安徽柳桥国际供应链有限公司 | Goose down washing device is used in eiderdown goods production |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2064520U (en) * | 1990-04-27 | 1990-10-24 | 刘长卿 | Number and piece countering devices of viberaiton boards |
| IT1251571B (en) * | 1990-09-17 | 1995-05-17 | Truetzschler & Co | METAL IMPURITIES SEPARATION DEVICE FROM A FIBER TRANSPORT ROUTE IN SPINNING PREPARATION |
| CN101862539A (en) * | 2010-05-06 | 2010-10-20 | 江苏唐邦机电有限公司 | Overturning mechanism |
| CN203226455U (en) * | 2013-05-22 | 2013-10-09 | 大连民族学院 | Desk with reversible desktop |
| CN204276364U (en) * | 2014-11-26 | 2015-04-22 | 山东绿源机械设备制造有限公司 | The horizontal air-supply arrangement of grain cleaner |
| CN106064751A (en) * | 2016-08-20 | 2016-11-02 | 怀宁县马庙阳光塑料包装厂 | A kind of leaflet upset apparatus for placing |
| CN206622305U (en) * | 2017-03-19 | 2017-11-10 | 古麒羽绒股份公司 | Eider down processing dust collecting |
| CN206755775U (en) * | 2017-05-05 | 2017-12-15 | 六安市海洋羽毛有限公司 | A kind of eider down drying removal of impurities all-in-one |
| CN207331116U (en) * | 2017-07-06 | 2018-05-08 | 安徽壹隆羽毛股份有限公司 | A kind of natural feather dust-extraction unit |
| CN108043704A (en) * | 2017-11-09 | 2018-05-18 | 深圳市晟祥知识产权有限公司 | A kind of Separation by vibration collection system of cereal impurity |
| CN108146782A (en) * | 2017-12-26 | 2018-06-12 | 湛江紫荆羽绒制品有限公司 | A kind of natural feather storage device convenient for change volume size |
-
2018
- 2018-07-04 CN CN201810723708.8A patent/CN108823641B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2064520U (en) * | 1990-04-27 | 1990-10-24 | 刘长卿 | Number and piece countering devices of viberaiton boards |
| IT1251571B (en) * | 1990-09-17 | 1995-05-17 | Truetzschler & Co | METAL IMPURITIES SEPARATION DEVICE FROM A FIBER TRANSPORT ROUTE IN SPINNING PREPARATION |
| CN101862539A (en) * | 2010-05-06 | 2010-10-20 | 江苏唐邦机电有限公司 | Overturning mechanism |
| CN203226455U (en) * | 2013-05-22 | 2013-10-09 | 大连民族学院 | Desk with reversible desktop |
| CN204276364U (en) * | 2014-11-26 | 2015-04-22 | 山东绿源机械设备制造有限公司 | The horizontal air-supply arrangement of grain cleaner |
| CN106064751A (en) * | 2016-08-20 | 2016-11-02 | 怀宁县马庙阳光塑料包装厂 | A kind of leaflet upset apparatus for placing |
| CN206622305U (en) * | 2017-03-19 | 2017-11-10 | 古麒羽绒股份公司 | Eider down processing dust collecting |
| CN206755775U (en) * | 2017-05-05 | 2017-12-15 | 六安市海洋羽毛有限公司 | A kind of eider down drying removal of impurities all-in-one |
| CN207331116U (en) * | 2017-07-06 | 2018-05-08 | 安徽壹隆羽毛股份有限公司 | A kind of natural feather dust-extraction unit |
| CN108043704A (en) * | 2017-11-09 | 2018-05-18 | 深圳市晟祥知识产权有限公司 | A kind of Separation by vibration collection system of cereal impurity |
| CN108146782A (en) * | 2017-12-26 | 2018-06-12 | 湛江紫荆羽绒制品有限公司 | A kind of natural feather storage device convenient for change volume size |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110586306A (en) * | 2019-09-06 | 2019-12-20 | 福建奥翔体育塑胶科技股份有限公司 | Conveyer that granular material reducing mechanism used |
| CN110699759A (en) * | 2019-10-18 | 2020-01-17 | 安徽文翔羽绒制品有限公司 | Be applied to debris splitter in eiderdown workshop |
| CN110699759B (en) * | 2019-10-18 | 2024-09-10 | 安徽文翔羽绒制品有限公司 | Sundry separating equipment applied to down making workshop |
| CN114289299A (en) * | 2021-11-17 | 2022-04-08 | 镇康县振兴矿业开发有限责任公司 | Comprehensive utilization method and device for iron ore tailings |
| CN114289299B (en) * | 2021-11-17 | 2023-03-03 | 镇康县振兴矿业开发有限责任公司 | Iron ore tailings comprehensive utilization device |
| CN114427117A (en) * | 2022-01-25 | 2022-05-03 | 河南省鹏达羽绒制品有限公司 | Feather preliminary treatment charge-in system |
| CN114427117B (en) * | 2022-01-25 | 2022-12-02 | 河南省鹏达羽绒制品有限公司 | Feather preliminary treatment charge-in system |
| CN115535954A (en) * | 2022-09-29 | 2022-12-30 | 安徽柳桥国际供应链有限公司 | Goose down washing device is used in eiderdown goods production |
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| Publication number | Publication date |
|---|---|
| CN108823641B (en) | 2021-02-05 |
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Denomination of invention: A dust removal device for down processing Effective date of registration: 20211230 Granted publication date: 20210205 Pledgee: Wucheng sub branch of Anhui Wuwei Rural Commercial Bank Co.,Ltd. Pledgor: ANHUI WANLIDA EIDER DOWN PRODUCTS CO.,LTD. Registration number: Y2021980017272 |