CN111390773A - Sand blasting device and sand blasting method thereof - Google Patents
Sand blasting device and sand blasting method thereof Download PDFInfo
- Publication number
- CN111390773A CN111390773A CN202010237102.0A CN202010237102A CN111390773A CN 111390773 A CN111390773 A CN 111390773A CN 202010237102 A CN202010237102 A CN 202010237102A CN 111390773 A CN111390773 A CN 111390773A
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- Prior art keywords
- sand
- conveying roller
- paper
- conveying
- roller
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/08—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces
- B24C3/10—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces for treating external surfaces
- B24C3/12—Apparatus using nozzles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/08—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces
- B24C3/083—Transfer or feeding devices; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
- B24C9/006—Treatment of used abrasive material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Coating Apparatus (AREA)
Abstract
The invention discloses a sand blasting device which comprises a sand storage tank, wherein a lower sand opening is formed in the bottom of one side of the sand storage tank, a sand conveying roller is arranged at the lower sand opening, a conveying belt is arranged below the sand conveying roller and used for conveying sand falling from the sand conveying roller, a conveying roller is arranged below the conveying belt, paper is wound on the conveying roller, a dryer is arranged below the conveying roller, a sand sweeping broom is arranged on one side of the dryer and used for sweeping the sand scattered on the paper, and a sand collecting groove is formed below the sand sweeping broom. The invention also provides a sand blasting method, and the sand blasting method solves the problems of high cost and large occupied space of the conventional sand blasting equipment.
Description
Technical Field
The invention belongs to the technical field of printed matter surface treatment, relates to a sand blasting device and further relates to a sand blasting method of the sand blasting device.
Background
The frosted effect on the surface of the paper can improve the texture and grade of packaging, and the frosted effect and the touch feeling on the surface of the paper are more and more popular with people, so that more and more paper adopt the surface treatment process with the sand blasting effect.
The surface treatment method of the form can cause uneven sand blasting, and has lower automation degree and working efficiency; secondly, the special sand blasting equipment is utilized to perform sand blasting effect treatment on the surface of the paper, but the sand blasting equipment has high cost and large occupied space.
Disclosure of Invention
The invention aims to provide a sand blasting device which can enable sand stored in a sand conveying roller to uniformly fall on a conveying belt through clockwise rotation of the sand conveying roller, and solves the problem of large occupied space of the existing sand blasting equipment.
The invention aims to provide a sand blasting method.
The invention adopts a first technical scheme that the sand blasting device comprises a sand storage tank, wherein a lower sand opening is formed in the bottom of one side of the sand storage tank, a sand conveying roller is arranged at the lower sand opening, a conveying belt is arranged below the sand conveying roller and used for conveying sand falling from the sand conveying roller, a conveying roller is arranged below the conveying belt, paper is wound on the conveying roller, a dryer is arranged below the conveying roller, a sand sweeping broom is arranged on one side of the dryer and used for sweeping away the sand scattered on the paper, and a sand collecting tank is arranged below the sand sweeping broom.
The first technical solution adopted by the present invention is further characterized in that,
the quarter roller body of the sand conveying roller is positioned at the lower sand opening, and a plurality of sand shakeout holes are uniformly distributed on the sand conveying roller.
And a sand blocking scraper is also arranged at the lower sand opening of the sand storage tank and is positioned above the sand conveying roller and used for scraping off redundant sand materials on the surface of the sand conveying roller.
A filter screen A is arranged in the sand storage tank and is positioned above the lower sand opening.
Conveying baffles are respectively arranged at two opposite sides of the conveying belt.
The baffle is arranged at the end part in front of the running of the conveying belt and used for scraping sand on the conveying belt.
A filter screen B is arranged in the sand collecting groove, and a sand outlet is arranged at the bottom of one side of the sand collecting groove.
The second technical scheme adopted by the invention is that the sand blasting method comprises the following specific processes: after being filtered by a filter screen A, the sand material stored in the sand storage tank falls onto a sand conveying roller from a lower sand opening at the bottom of the sand storage tank and enters sand falling holes on the sand conveying roller, a sand blocking scraper scrapes off the sand material scattered on the surface of the sand conveying roller, the sand conveying roller rotates clockwise to drop the sand material stored in the sand falling holes of the sand conveying roller onto a conveying belt, the sand material is conveyed to a baffle plate rightwards by the conveying belt, the sand material is tiled by the baffle plate and uniformly falls onto glue-coated paper from the right side of the conveying belt, the paper moves leftwards and is overturned by the conveying roller, the glue on the surface of the paper is dried by a dryer, then a sand sweeping broom sweeps away the sand material which is not adhered to the surface of the paper, the sand material falling outside the paper and the sand material which is not adhered to the surface of the paper fall into a sand collecting tank, and impurities are filtered by a filter screen B, the filtered sand material can be output from the sand outlet for recycling.
Linear velocity v of the conveyor belt1The solution process of (2) is as follows:
the known motor rotating speed is n r/min, the speed reducer speed ratio is i, the sprocket diameter is d mm, and the number of teeth Z of the driving sprocket1Number of teeth Z of driven sprocket2Calculating the linear velocity v of the conveying belt1mm/s is:
v1＝n÷i×d×3.14×Z1÷Z2×60s。
the sand blasting device has the beneficial effects that the sand materials stored in the sand conveying roller uniformly drop on the conveying belt through clockwise rotation of the sand conveying roller, and can be uniformly scattered on the surface of paper through conveying of the conveying belt and the spreading effect of the baffle plate, so that the uniformity of the sand blasting effect is improved, and the sand blasting device can be installed at a proper position of the last color group of a printing machine; the invention also provides a sand blasting method, which can control the thickness of sand sprayed on the surface of paper by controlling the linear speed of a conveying belt in the sand blasting device, and is simple and easy to operate.
Drawings
FIG. 1 is a schematic structural diagram of a blasting apparatus according to the present invention;
FIG. 2 is a diagram showing the effect of the sand blasting method of the present invention after the sand blasting is performed on the paper.
In the figure, 1-a sand storage tank, 2-a filter screen A, 3-a sand conveying roller, 4-a sand blocking scraper, 5-a conveying belt, 6-a conveying baffle, 7-a baffle, 8-paper, 9-a conveying roller, 10-a dryer, 11-a sand sweeping broom, 12-a sand collecting tank, 13-a filter screen B, 14-a sand outlet, 15-glue and 16-sand materials.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The invention relates to a sand blasting device, which comprises a sand storage tank 1, a filter screen A2, a sand conveying roller 3, a sand blocking scraper 4, a conveying belt 5, a conveying baffle 6, a baffle 7, paper 8, a conveying roller 9, a dryer 10, a sand sweeping broom 11, a sand collecting tank 12, a filter screen B13 and a sand outlet 14, as shown in figure 1.
One side bottom of sand storage tank 1 is equipped with down the sand mouth, lower sand mouth department is equipped with defeated sand roller 3, the below of defeated sand roller 3 is equipped with conveyer belt 5, conveyer belt 5 is used for transporting the sand material that falls on defeated sand roller 3, the below of conveyer belt 5 is equipped with conveying roller 9, 8 last windings of paper are on conveying roller 9, the below of conveying roller 9 is equipped with drying-machine 10, one side of drying-machine 10 is equipped with sand broom 11, sand broom 11 is used for sweeping away the sand material that scatters on the paper 8, sand broom 11's below is equipped with and receives sand groove 12.
The quarter roller body of the sand conveying roller 3 is positioned at the lower sand opening, and a plurality of sand shakeout holes are uniformly distributed on the sand conveying roller 3.
A sand blocking scraper 4 is further arranged at the lower sand opening of the sand storage tank 1, and the sand blocking scraper 4 is positioned above the sand conveying roller 3 and used for scraping off redundant sand materials on the surface of the sand conveying roller 3.
A filter screen A2 is arranged in the sand storage tank 1, and a filter screen A2 is positioned above the lower sand opening.
The conveying baffle plates 6 are respectively arranged at two opposite sides of the conveying belt 5.
The end part of the running front of the conveying belt 5 is provided with a baffle 7, and the baffle 7 is used for scraping sand on the conveying belt 5.
A filter screen B13 is arranged in the sand collecting groove 12, and a sand outlet 14 is arranged at the bottom of one side of the sand collecting groove 12.
The invention relates to a sand blasting method, which comprises the following specific processes: after being filtered by a filter screen A2, the sand material stored in the sand storage tank 1 falls on the bottom of the sand storage tank 1, part of rollers of the sand conveying roller 3 are contacted with the sand material at the bottom of the sand storage tank 1, part of the sand material enters into sand falling holes of the sand conveying roller 3, a sand blocking scraper 4 scrapes off redundant sand material on the surface of the sand conveying roller 3, the sand conveying roller 3 rotates clockwise to drop the sand material stored in the sand falling holes of the sand conveying roller 3 onto a conveying belt 5, a conveying baffle 6 is used for blocking the sand material on the conveying belt 5 and preventing the sand material from falling off from the conveying belt 5, the sand material is conveyed to a baffle 7 rightwards through the conveying belt 5, the baffle 7 is used for more uniformly spreading the sand material on the conveying belt 5, the sand material is spread on a coated paper 8 through the baffle 7, the paper 8 moves leftwards and overturns through a conveying roller 9, and the glue reaching a dryer 10 is used for drying the glue on the surface of the paper 8, then the sand sweeping broom 11 sweeps the sand which is not adhered to the surface of the paper 8, the sand which falls outside the paper 8 and the sand which is not adhered to the surface of the paper 8 fall into the sand collecting tank 12, the filter screen B13 filters the sand and paper scrap and other impurities which are recovered in the sand collecting tank 12, and the filtered sand can be output from the sand outlet 14 for recovery and reuse.
The sand storage tank 1 is used for storing sand materials, a partial groove is formed in the right lower portion of the sand storage tank 1, and the position of the groove is just used for installing a partial roller of the sand conveying roller 3.
Filter screen A1 has the vibration effect, and this vibration effect is provided by motor or other equipment, and its effect is that the great sand grain of size or other impurity etc. in the sand material are filtered in better vibration, can change the filter screen of different mesh sizes according to the aperture size of the different sizes of sand material and other impurity in order to reach the filter effect that wants.
Part of the sand conveying roller 3 is just buried in the groove at the lower right part of the sand storage tank 1, and a plurality of small hole structures are uniformly distributed on the surface of the sand conveying roller, and the small hole structures are used for storing part of sand materials in the sand storage tank 1, so that the sand materials are more uniformly stored and distributed on the surface of the sand conveying roller 3.
The sand blocking scraper 4 is capable of moving up and down to adjust, controlling the amount of sand entering the sand conveying roller 3, and scraping off redundant sand on the surface of the sand conveying roller 3, so that the sand is more uniformly distributed on the surface of the sand conveying roller 3.
The conveyer belt 5 is used for conveying sand falling off by clockwise rotation of the sand conveying roller 3 to the right.
The conveying baffle 6 is used for blocking sand on the conveying belt 5 and preventing the sand from falling off the conveying belt 5.
The baffle 7 may be made of flexible material or other material, and functions to control the thickness of the sand on the conveyor belt 5 by moving up and down, and spread the sand on the conveyor belt 5 more uniformly so as to be uniformly spread on the paper 8.
The paper 8 is the paper 8 coated with glue, and the glue on the surface of the paper 8 can make the sand material and the surface of the paper 8 tightly adhere. The glue is applied to the surface of the paper 8 by the last color group of the printing press, i.e. by replacing the plate cylinder with a glue roller with graphical information.
The conveying roller 9 is used for conveying the paper leftwards and turning over the paper 8 so as to facilitate a series of subsequent operations of drying, sand sweeping and sand collecting.
The dryer 10 may be infrared lamp drying or hot air drying, and is used for drying the glue on the surface of the paper 8, so that the sand can be better adhered to the surface of the paper 8.
The sand-sweeping broom 11 is used for sweeping the excess sand or the sand not adhered to the surface of the paper 8, so that the sand falls off from the surface of the paper 8.
The sand collection tank 12 is used for recycling the sand falling outside the paper 8 and the sand not adhered to the surface of the paper 8.
The filter screen B13 is used for filtering other impurities such as sand and paper dust recovered in the sand collecting tank 12, and the filter screens with different mesh sizes can be replaced according to the different sizes of the sand and the pore sizes of the other impurities so as to achieve the desired filtering effect.
The sand outlet 14 is used for outputting and recycling the sand material filtered by the filter screen B13.
Determining linear velocity v of conveyor belt 51。
The known motor rotating speed is n r/min, the speed reducer speed ratio is i, the sprocket diameter is d mm, and the number of teeth Z of the driving sprocket1Number of teeth Z of driven sprocket2Calculating the linear velocity v of the conveying belt1mm/s is:
v1＝n÷i×d×3.14×Z1÷Z2×60s
determining the speed v of the paper2。
The printing speed of the printing press is the moving speed v of the paper2mm/s。
Determining a suitable glue thickness t1Thickness t of mixed sand material2。
Fig. 2 is a schematic structural view of a paper surface subjected to sand blasting. The sand 16 is distributed uniformly on the surface of the paper 8 by the binding action of the intermediate glue 15.
In summary, the thickness of the sand sprayed on the surface of the paper 8 can be controlled by controlling the speed of the conveyor belt 5.
Generally, the thickness of glue coated on the surface of paper in the working process of a printing machine is constant, and if the sand uniformly sprayed on the surface of the paper 8 is thicker, the linear speed of the conveyer belt 5 can be controlled to be lower than the moving speed of the paper 8 by controlling the speed of the conveyer belt 5, so that the thickness of the sand sprayed on the surface of the paper is reduced; if the sand sprayed on the surface of the paper 8 is thin, the linear speed of the conveyer belt 5 can be greater than the moving speed of the paper 8 by controlling the speed of the conveyer belt 5, so that the thickness of the sand sprayed on the surface of the paper 8 is increased.
Claims (9)
1. A sand blasting device is characterized in that: including storing up the sand groove, one side bottom of storing up the sand groove is equipped with down the sand mouth, and lower sand mouth department is equipped with defeated sand roller, and the below of defeated sand roller is equipped with the conveyer belt, and the conveyer belt is used for transporting the sand material that falls on defeated sand roller, and the below of conveyer belt is equipped with the conveying roller, and the paper is around on the conveying roller, and the below of conveying roller is equipped with the drying-machine, and one side of drying-machine is equipped with sweeps the sand broom, sweeps the sand broom and is used for sweeping away the sand material that scatters on the paper, sweeps the below.
2. A blasting apparatus as claimed in claim 1, wherein: the quarter roller body of the sand conveying roller is positioned at the lower sand opening, and a plurality of sand shakeout holes are uniformly distributed on the sand conveying roller.
3. A blasting apparatus as claimed in claim 2, wherein: and a sand blocking scraper is also arranged at the lower sand opening of the sand storage tank and is positioned above the sand conveying roller and used for scraping off redundant sand materials on the surface of the sand conveying roller.
4. A blasting apparatus as claimed in claim 3, wherein: a filter screen A is arranged in the sand storage tank and is positioned above the lower sand opening.
5. A blasting apparatus as claimed in claim 1, wherein: conveying baffles are respectively arranged on two opposite sides of the conveying belt.
6. A blasting apparatus as claimed in claim 5, wherein: the end part of the running front of the conveying belt is provided with a baffle plate, and the baffle plate is used for scraping sand materials on the conveying belt.
7. A blasting apparatus as claimed in claim 1, wherein: a filter screen B is arranged in the sand collecting groove, and a sand outlet is formed in the bottom of one side of the sand collecting groove.
8. A sand blasting method is characterized by comprising the following specific steps: after being filtered by a filter screen A, the sand material stored in the sand storage tank falls onto a sand conveying roller from a lower sand opening at the bottom of the sand storage tank and enters sand falling holes on the sand conveying roller, a sand blocking scraper scrapes off the sand material scattered on the surface of the sand conveying roller, the sand conveying roller rotates clockwise to drop the sand material stored in the sand falling holes of the sand conveying roller onto a conveying belt, the sand material is conveyed to a baffle plate rightwards by the conveying belt, the sand material is tiled by the baffle plate and uniformly falls onto glue-coated paper from the right side of the conveying belt, the paper moves leftwards and is overturned by the conveying roller, the glue on the surface of the paper is dried by a dryer, then a sand sweeping broom sweeps away the sand material which is not adhered to the surface of the paper, the sand material falling outside the paper and the sand material which is not adhered to the surface of the paper fall into a sand collecting tank, and impurities are filtered by a filter screen B, the filtered sand material can be output from the sand outlet for recycling.
9. A blasting method according to claim 8, characterised in that the linear velocity v of the conveyor belt is such that1The solution process of (2) is as follows:
the known motor rotating speed is n r/min, the speed reducer speed ratio is i, the sprocket diameter is d mm, and the number of teeth Z of the driving sprocket1Number of teeth Z of driven sprocket2Calculating the linear velocity v of the conveying belt1mm/s is:
v1＝n÷i×d×3.14×Z1÷Z2×60s。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010237102.0A CN111390773A (en) | 2020-03-30 | 2020-03-30 | Sand blasting device and sand blasting method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010237102.0A CN111390773A (en) | 2020-03-30 | 2020-03-30 | Sand blasting device and sand blasting method thereof |
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| CN111390773A true CN111390773A (en) | 2020-07-10 |
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| CN202010237102.0A Pending CN111390773A (en) | 2020-03-30 | 2020-03-30 | Sand blasting device and sand blasting method thereof |
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|---|---|---|---|---|
| JPH01189373A (en) * | 1988-01-25 | 1989-07-28 | Kounoshima Kagaku Kogyo Kk | Production of surface decorated plate |
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| CN201125084Y (en) * | 2007-12-15 | 2008-10-01 | 蔡文翀 | Independent driving type material-evening conveyor |
| CN201712052U (en) * | 2010-06-30 | 2011-01-19 | 深圳市方浩实业有限公司 | Production equipment for foamed ceramic plates |
| CN202640184U (en) * | 2012-04-26 | 2013-01-02 | 上海理工大学 | Ultra-high-voltage static sand planting equipment |
| CN203624601U (en) * | 2013-11-27 | 2014-06-04 | 云南昆船设计研究院 | Device capable of caching and conveying medicinal materials at constant flow |
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| CN106731930A (en) * | 2016-12-13 | 2017-05-31 | 安徽理工大学 | The system and method that a kind of filter-pressing coal slime cake and gravity treatment Coarse Coal are uniformly blended |
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2020
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| JPH01189373A (en) * | 1988-01-25 | 1989-07-28 | Kounoshima Kagaku Kogyo Kk | Production of surface decorated plate |
| CN1563636A (en) * | 2004-03-24 | 2005-01-12 | 江阴市长江新型建材有限公司 | Method for arranging proppant on surface of ceiling and dedicated machine |
| CN201125084Y (en) * | 2007-12-15 | 2008-10-01 | 蔡文翀 | Independent driving type material-evening conveyor |
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Application publication date: 20200710 |
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