CN107812755A - A kind of dust absorbing device of high abrasion casting - Google Patents
A kind of dust absorbing device of high abrasion casting Download PDFInfo
- Publication number
- CN107812755A CN107812755A CN201710934838.1A CN201710934838A CN107812755A CN 107812755 A CN107812755 A CN 107812755A CN 201710934838 A CN201710934838 A CN 201710934838A CN 107812755 A CN107812755 A CN 107812755A
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- CN
- China
- Prior art keywords
- fixedly connected
- dust
- high abrasion
- absorbing device
- dust absorbing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Prevention Of Fouling (AREA)
Abstract
The present invention relates to high abrasion Mechanical processing of casting technical field, and disclose a kind of dust absorbing device of high abrasion casting, including base, pallet is installed with the middle part of base upper surface, both sides inside pallet are installed with driver, the output shaft of driver is fixedly connected with roller, the both sides of base upper surface have been fixedly connected with support, motor housing is fixedly connected with the inside of one of support, the inside of motor housing is installed with motor, the output shaft of motor is fixedly connected with electromagnet, the external stability of electromagnet is connected with the dust shield directly over pallet.The dust absorbing device of the high abrasion casting, by setting electromagnet and induced-draught fan, during high abrasion casting is transported, absorption processing can be carried out to the metal dust and dust adsorbed in time, electromagnet energization adsorbing metal powder, induced-draught fan absorbs to dust, so as to substantially increase the using effect of the dust absorbing device of the high abrasion casting.
Description
Technical field
The present invention relates to high abrasion Mechanical processing of casting technical field, specially a kind of dust absorbing device of high abrasion casting.
Background technology
High abrasion casting begins approximately even with the 19th-century second half, British Clarence Hadfield in 1883 as a kind of special-purpose steel
The patent of potassium steel is achieved first, and the history of more than 100 years, potassium steel are that a kind of carbon content and manganese content are higher so far
High abrasion casting, this has the ancient steel grade of over one hundred year history, when being used due to it under big condition of impact abrasive
With very strong work hardening capacity, while have good toughness and plasticity concurrently, and production technology be easy to grasp the advantages that, because
This, it is still one kind that dosage is maximum in high abrasion casting at present (especially in departments such as mines).In recent decades, low,
The exploitation of middle alloy high abrasion casting quickly, because these steel have preferable wearability and toughness, produces work with application development
Skill is simpler, and comprehensive economy is reasonable, is applicable under many working conditions, is welcome by user.Felled and transported to adapt to mine
Machinery and the needs of engineering machinery development, the high-hardness, wearable casting plate developed, 70~eighties of 20th century is in the world
Series is formed and has standardized.This kind of steel grows up on the basis of low-alloy high-strength weldable steel, and they are general
Using rolling rear direct quenching and be tempered, or carry out controlled rolling, the cold technique of control is strengthened, the energy, and alloying element content can be saved
Low, price is relatively inexpensive, but hardness is high, and wear-resisting, processing performance is fine, makes this kind of high abrasion casting plate due to being provided with these advantages
It is very popular with users.
High abrasion casting needs to carry out bulk transport storage to finished product after the completion of production, and adsorption has substantial amounts of metal
Powder and dust are difficult to remove, therefore, we have proposed a kind of dust absorbing device of high abrasion casting to solve above-mentioned ask
Topic.
The content of the invention
（One）The technical problem of solution
In view of the shortcomings of the prior art, the invention provides a kind of dust absorbing device of high abrasion casting, it is convenient to gold to possess
The advantages of category powder and dust are removed, solves the problems, such as that prior art is difficult to chalk dust removing.
（Two）Technical scheme
To realize purpose that above-mentioned convenience is removed to metal dust and dust, the present invention provides following technical scheme：One
The dust absorbing device of high abrasion casting, including base are planted, pallet is installed with the middle part of the base upper surface, it is described
Both sides inside pallet are installed with driver, and the output shaft of the driver is fixedly connected with roller, the base
The both sides of upper surface have been fixedly connected with support, and motor housing is fixedly connected with the inside of one of support, the motor housing
Inside is installed with motor, and the output shaft of the motor is fixedly connected with electromagnet, the external stability connection of the electromagnet
There is the dust shield directly over pallet, distribution box is fixedly connected with the inside of other in which support, the distribution box
Inside is installed with distributor, and the output end of the distributor is electrically connected with connecting line, and the connecting line is away from distributor
One end is connected electrically in the input of electromagnet, the induced-draught fan being arranged above inside dust shield of the electromagnet, institute
State the both sides that dust shield is located at outside induced-draught fan and be fixedly connected with connecting plate, side of the connecting plate away from dust shield is fixed
Junction button is connected with, the one end of the junction button away from connecting plate is fixedly connected with extension sleeve, and the extension sleeve is away from even
The one end for connecing button is fixedly connected with fixed plate, and the one end of the fixed plate away from extension sleeve is fixedly connected with fix bar, described
One end of fix bar is fixedly connected on the inner side of support, and the top of the dust shield is fixedly connected with collecting box, the collecting box
Internal top is installed with atomizer, and the input of the atomizer is fixedly connected with water pump, and one end of the water pump is consolidated
Surely it is connected with water tank.
Preferably, the quantity of the roller is at least ten, and the roller is equidistantly disposed with the inside of pallet.
Preferably, the both sides outside the pallet have been fixedly connected with transport baffle plate, and the height of the transport baffle plate is
One meter.
Preferably, the inside of the extension sleeve is installed with spring.
Preferably, the quantity of the fix bar is four, and four fix bars are divided into two groups, and every group of fix bar is symmetrically fixed to be connected
It is connected on the inner side of support.
Preferably, the side of the support is fixedly connected with reinforcing bar, and the one end of the reinforcing bar away from support, which is fixed, to be connected
It is connected on the side of fixed plate.
Preferably, the collecting box is connected with the top inside dust shield.
Preferably, one end of the water pump is fixedly connected with delivery port, and the other end of the water pump is fixedly connected with into water
Mouthful.
Preferably, the delivery port is connected with the input of atomizer, and the water inlet is connected with water tank.
（Three）Beneficial effect
Compared with prior art, the invention provides a kind of dust absorbing device of high abrasion casting, possesses following beneficial effect：
1st, the dust absorbing device of the high abrasion casting, by setting electromagnet and induced-draught fan, transported in high abrasion casting
In defeated process, absorption processing, electromagnet energization adsorbing metal can be carried out to the metal dust and dust adsorbed in time
Powder, induced-draught fan absorb to dust, so as to substantially increase the using effect of the dust absorbing device of the high abrasion casting.
2nd, the dust absorbing device of the high abrasion casting, by setting extension sleeve and atomizer, built in extension sleeve
There is spring, can be effectively to being shaken caused by induced-draught fan into row buffering, while atomizer carries out spraying treatment to dust, significantly
Improve the environment protecting of the dust absorbing device of the high abrasion casting.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the A portions partial enlargement structural representation in Fig. 1 of the present invention.
In figure：1 base, 2 pallets, 3 drivers, 4 rollers, 5 transport baffle plates, 6 supports, 7 motor housings, 8 motors, 9 electromagnetism
Iron, 10 dust shields, 11 distribution boxs, 12 distributors, 13 connecting lines, 14 fix bars, 15 fixed plates, 16 reinforcing bars, 17 extension sleeves,
18 junction buttons, 19 connecting plates, 20 induced-draught fans, 21 collecting boxs, 22 atomizers, 23 water pumps, 24 delivery ports, 25 water inlets, 26 water tanks.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1-2, a kind of dust absorbing device of high abrasion casting, including base 1, the middle part of the upper surface of base 1
It is installed with pallet 2, the both sides inside pallet 2 are installed with driver 3, and the output shaft of driver 3, which is fixed, to be connected
It is connected to roller 4, the quantity of roller 4 is at least ten, and roller 4 is equidistantly disposed with the inside of pallet 2, outside pallet 2
The both sides in portion have been fixedly connected with transport baffle plate 5, and the height of transport baffle plate 5 is one meter, and the both sides of the upper surface of base 1 are fixed to be connected
Support 6 is connected to, the inner side of one of support 6 is fixedly connected with motor housing 7, and the inside of motor housing 7 is installed with motor 8,
The output shaft of motor 8 is fixedly connected with electromagnet 9, and the external stability of electromagnet 9 is connected with the dust suction directly over pallet 2
Cover 10, the inner side of other in which support 6 is fixedly connected with distribution box 11, and the inside of distribution box 11 is installed with distributor
12, the output end of distributor 12 is electrically connected with connecting line 13, and the one end of connecting line 13 away from distributor 12 is connected electrically in electromagnet 9
Input, the induced-draught fan 20 being arranged above inside the dust shield 10 of electromagnet 9, by set electromagnet 9 and
Induced-draught fan 20, during high abrasion casting is transported, the metal dust and dust adsorbed can be carried out in time
Absorption is handled, and the energization adsorbing metal powder of electromagnet 9, induced-draught fan 20 absorbs to dust, resistance to so as to substantially increase the height
The using effect of the dust absorbing device of casting is ground, the both sides that dust shield 10 is located at outside induced-draught fan 20 have been fixedly connected with connection
Plate 19, side of the connecting plate 19 away from dust shield 10 are fixedly connected with junction button 18, the one end of junction button 18 away from connecting plate 19
Extension sleeve 17 is fixedly connected with, the inside of extension sleeve 17 is installed with spring, and extension sleeve 17 is away from junction button 18
One end is fixedly connected with fixed plate 15, and the side of support 6 is fixedly connected with reinforcing bar 16, the one end of reinforcing bar 16 away from support 6
The side of fixed plate 15 is fixedly connected on, the one end of fixed plate 15 away from extension sleeve 17 is fixedly connected with fix bar 14, fixed
The quantity of bar 14 is four, and four fix bars 14 are divided to for two groups, and every group of fix bar 14 is symmetrically fixedly connected on the inner side of support 6,
One end of fix bar 14 is fixedly connected on the inner side of support 6, and the top of dust shield 10 is fixedly connected with collecting box 21, collecting box 21
Be connected with the top inside dust shield 10, the top inside collecting box 21 is installed with atomizer 22, atomizer 22 it is defeated
Enter end and be fixedly connected with water pump 23, one end of water pump 23 is fixedly connected with water tank 26, and one end of water pump 23 is fixedly connected with water outlet
Mouth 24, the other end of water pump 23 is fixedly connected with water inlet 25, and delivery port 24 is connected with the input of atomizer 22, water inlet
25 are connected with water tank 26, and by setting extension sleeve 17 and atomizer 22, extension sleeve 17 is built-in with spring, can be effective
To being shaken caused by induced-draught fan 20 into row buffering, while atomizer 22 carries out spraying treatment to dust, substantially increases the height
The environment protecting of the dust absorbing device of wear resistance castings.
The electric elements occurred in this article electrically connect with the main controller and 220V civil powers in the external world, and main controller can be meter
Calculation machine etc. plays the conventionally known equipment of control.
In summary, the dust absorbing device of the high abrasion casting, by setting electromagnet 9 and induced-draught fan 20, in height
During wear resistance castings is transported, absorption processing, electromagnetism can be carried out to the metal dust and dust adsorbed in time
The energization adsorbing metal powder of iron 9, induced-draught fan 20 absorb to dust, are inhaled so as to substantially increase the dust of the high abrasion casting
The using effect of receiving apparatus.
The dust absorbing device of the high abrasion casting, by setting extension sleeve 17 and atomizer 22, extension sleeve 17
Spring is built-in with, can be effectively to being shaken caused by induced-draught fan 20 into row buffering, while atomizer 22 is sprayed to dust
Processing, substantially increase the environment protecting of the dust absorbing device of the high abrasion casting.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of dust absorbing device of high abrasion casting, including base（1）, it is characterised in that：The base（1）Upper surface
Middle part is installed with pallet（2）, the pallet（2）Internal both sides are installed with driver（3）, the driving
Device（3）Output shaft be fixedly connected with roller（4）, the base（1）The both sides of upper surface have been fixedly connected with support（6）, its
In a support（6）Inner side be fixedly connected with motor housing（7）, the motor housing（7）Inside be installed with motor（8）,
The motor（8）Output shaft be fixedly connected with electromagnet（9）, the electromagnet（9）External stability be connected with positioned at transport
Frame（2）The dust shield of surface（10）, other in which support（6）Inner side be fixedly connected with distribution box（11）, the distribution
Case（11）Inside be installed with distributor（12）, the distributor（12）Output end be electrically connected with connecting line（13）, institute
State connecting line（13）Away from distributor（12）One end be connected electrically in electromagnet（9）Input, the electromagnet（9）Just on
Side is provided with positioned at dust shield（10）Internal induced-draught fan（20）, the dust shield（10）Positioned at induced-draught fan（20）Outside both sides
It has been fixedly connected with connecting plate（19）, the connecting plate（19）Away from dust shield（10）Side be fixedly connected with junction button
（18）, the junction button（18）Away from connecting plate（19）One end be fixedly connected with extension sleeve（17）, the extension sleeve
（17）Away from junction button（18）One end be fixedly connected with fixed plate（15）, the fixed plate（15）Away from extension sleeve（17）'s
One end is fixedly connected with fix bar（14）, the fix bar（14）One end be fixedly connected on support（6）Inner side, the dust suction
Cover（10）Top be fixedly connected with collecting box（21）, the collecting box（21）Internal top is installed with atomizer
（22）, the atomizer（22）Input be fixedly connected with water pump（23）, the water pump（23）One end be fixedly connected with water
Case（26）.
A kind of 2. dust absorbing device of high abrasion casting according to claim 1, it is characterised in that：The roller（4）
Quantity be at least ten, the roller（4）Equidistantly it is disposed with pallet（2）Inside.
A kind of 3. dust absorbing device of high abrasion casting according to claim 1, it is characterised in that：The pallet
（2）Outside both sides have been fixedly connected with transport baffle plate（5）, the transport baffle plate（5）Height be one meter.
A kind of 4. dust absorbing device of high abrasion casting according to claim 1, it is characterised in that：The extension sleeve
（17）Inside be installed with spring.
A kind of 5. dust absorbing device of high abrasion casting according to claim 1, it is characterised in that：The fix bar
（14）Quantity be four, four fix bars（14）It is divided into two groups, every group of fix bar（14）Symmetrically it is fixedly connected on support（6）'s
Inner side.
A kind of 6. dust absorbing device of high abrasion casting according to claim 1, it is characterised in that：The support（6）
Side be fixedly connected with reinforcing bar（16）, the reinforcing bar（16）Away from support（6）One end be fixedly connected on fixed plate
（15）Side.
A kind of 7. dust absorbing device of high abrasion casting according to claim 1, it is characterised in that：The collecting box
（21）With dust shield（10）Internal top is connected.
A kind of 8. dust absorbing device of high abrasion casting according to claim 1, it is characterised in that：The water pump（23）
One end be fixedly connected with delivery port（24）, the water pump（23）The other end be fixedly connected with water inlet（25）.
A kind of 9. dust absorbing device of high abrasion casting according to claim 8, it is characterised in that：The delivery port
（24）With atomizer（22）Input be connected, the water inlet（25）With water tank（26）It is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710934838.1A CN107812755A (en) | 2017-10-10 | 2017-10-10 | A kind of dust absorbing device of high abrasion casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710934838.1A CN107812755A (en) | 2017-10-10 | 2017-10-10 | A kind of dust absorbing device of high abrasion casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107812755A true CN107812755A (en) | 2018-03-20 |
Family
ID=61607922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710934838.1A Pending CN107812755A (en) | 2017-10-10 | 2017-10-10 | A kind of dust absorbing device of high abrasion casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107812755A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935588A (en) * | 2021-03-29 | 2021-06-11 | 淮阴工学院 | Automatic change foundry goods blank laser cutting equipment |
| CN114178264A (en) * | 2021-11-15 | 2022-03-15 | 华能国际电力江苏能源开发有限公司南京电厂 | Turbo generator iron core bores interior cleaning device of salvageing |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101953509A (en) * | 2010-10-29 | 2011-01-26 | 川渝中烟工业公司 | Comprehensive impurity eliminating and screening equipment for tobacco stems |
| CN203315948U (en) * | 2013-05-17 | 2013-12-04 | 安徽理工大学 | Device for removing graphite dust |
| CN204170785U (en) * | 2014-08-27 | 2015-02-25 | 郑州科威耐火材料有限公司 | The dedusting of ball mill discharging mouth, scrap iron removing device |
| CN205607175U (en) * | 2016-05-05 | 2016-09-28 | 安徽环渤湾高速钢轧辊有限公司 | Dust collector is smelted to high -speed steel roll |
| CN205747929U (en) * | 2016-06-15 | 2016-11-30 | 安徽省含山县林头振皖铸造厂 | A kind of cleaning cleaner of electric arc furnace |
| CN206477078U (en) * | 2016-12-20 | 2017-09-08 | 新昌县盛夏机械厂 | A kind of dust collection device for the textile machines for being easy to reclaim |
| CN107159674A (en) * | 2017-05-31 | 2017-09-15 | 四川奥恒环保科技有限公司 | A kind of dust arrester for absorbing iron filings |
| CN107159673A (en) * | 2017-05-31 | 2017-09-15 | 四川奥恒环保科技有限公司 | A kind of dust arrester for reclaiming iron filings |
| CN206492598U (en) * | 2017-01-23 | 2017-09-15 | 鹤壁市岷山金属制品有限公司 | Magnesia processing crushing system with sorting function |
| CN107185907A (en) * | 2017-07-16 | 2017-09-22 | 江苏广盛源科技发展有限公司 | A kind of adjustable automation deduster |
-
2017
- 2017-10-10 CN CN201710934838.1A patent/CN107812755A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101953509A (en) * | 2010-10-29 | 2011-01-26 | 川渝中烟工业公司 | Comprehensive impurity eliminating and screening equipment for tobacco stems |
| CN203315948U (en) * | 2013-05-17 | 2013-12-04 | 安徽理工大学 | Device for removing graphite dust |
| CN204170785U (en) * | 2014-08-27 | 2015-02-25 | 郑州科威耐火材料有限公司 | The dedusting of ball mill discharging mouth, scrap iron removing device |
| CN205607175U (en) * | 2016-05-05 | 2016-09-28 | 安徽环渤湾高速钢轧辊有限公司 | Dust collector is smelted to high -speed steel roll |
| CN205747929U (en) * | 2016-06-15 | 2016-11-30 | 安徽省含山县林头振皖铸造厂 | A kind of cleaning cleaner of electric arc furnace |
| CN206477078U (en) * | 2016-12-20 | 2017-09-08 | 新昌县盛夏机械厂 | A kind of dust collection device for the textile machines for being easy to reclaim |
| CN206492598U (en) * | 2017-01-23 | 2017-09-15 | 鹤壁市岷山金属制品有限公司 | Magnesia processing crushing system with sorting function |
| CN107159674A (en) * | 2017-05-31 | 2017-09-15 | 四川奥恒环保科技有限公司 | A kind of dust arrester for absorbing iron filings |
| CN107159673A (en) * | 2017-05-31 | 2017-09-15 | 四川奥恒环保科技有限公司 | A kind of dust arrester for reclaiming iron filings |
| CN107185907A (en) * | 2017-07-16 | 2017-09-22 | 江苏广盛源科技发展有限公司 | A kind of adjustable automation deduster |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935588A (en) * | 2021-03-29 | 2021-06-11 | 淮阴工学院 | Automatic change foundry goods blank laser cutting equipment |
| CN112935588B (en) * | 2021-03-29 | 2021-12-07 | 淮阴工学院 | Automatic change foundry goods blank laser cutting equipment |
| CN114178264A (en) * | 2021-11-15 | 2022-03-15 | 华能国际电力江苏能源开发有限公司南京电厂 | Turbo generator iron core bores interior cleaning device of salvageing |
| CN114178264B (en) * | 2021-11-15 | 2023-08-11 | 华能国际电力江苏能源开发有限公司 | Rush repair cleaning device in steam turbine generator iron core boring |
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Application publication date: 20180320 |
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