CN102744687B - Special sponge grinding material spraying device - Google Patents

Special sponge grinding material spraying device Download PDF

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Publication number
CN102744687B
CN102744687B CN201210253007.5A CN201210253007A CN102744687B CN 102744687 B CN102744687 B CN 102744687B CN 201210253007 A CN201210253007 A CN 201210253007A CN 102744687 B CN102744687 B CN 102744687B
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China
Prior art keywords
central shaft
support
stirring
pressure tank
abrasive material
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CN201210253007.5A
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CN102744687A (en
Inventor
赵松乔
韩庆吉
韩超
殷凤仕
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ZIBO TAA METAL TECHNOLOGY Co Ltd
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ZIBO TAA METAL TECHNOLOGY Co Ltd
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Abstract

The invention discloses a special sponge grinding material spraying device, belongs to the field of surface cleaning equipment, and particularly relates to a special sponge grinding material spraying device which comprises a material storage pressure tank (1) and a nozzle (4). The special sponge grinding material spraying device is characterized in that a stirring device (2) is vertically and fixedly mounted in the material storage pressure tank (1) by a center shaft (10), an opening switch (14) used for controlling a feed inlet on the top of the material storage pressure tank (1) is disposed on the top of the stirring device (2), a feed inlet of a spiral feeding device (3) is connected to an outlet at the bottom of the material storage pressure tank (1), a discharge outlet of the spiral feeding device (3) is connected with a material inlet hole of the nozzle (4) by a pipeline, and a compressed air power system (5) is connected to one side of an air inlet hole of the nozzle (4). The special sponge grinding material spraying device has the advantages that the special sponge grinding material spraying device is simple in structure, convenient to use, fine in fluidity and high in efficiency, is not blocked easily, and the like.

Description

A kind of sponge abrasive material is special sprays equipment
Technical field
A kind of sponge abrasive material is special sprays equipment, belongs to surface cleaning equipment field, be specifically related to a kind of sponge abrasive material special spray equipment.
Background technology
In abrasive material cleaning industry, a kind of by polyurethane elastomer and the compounded sponge abrasive material of rigidity abrasive material, due to can adsorption of dust in scale removal process, and have do not splash, the not superior function such as damages peripheral working surface, be widely used in removing surface industry.But, find in actual use, because sponge abrasive material itself is compressed, himself there is the problems such as lightweight, particle is large, poor fluidity, and when using in the sand-blasting machine of routine, normal generation easily blocks, the not easily problem such as whereabouts, inefficiency, causes being subject to great restriction in the application of marketing.
Prior art cannot use sponge abrasive material to spray as medium, and compared with prior art, the beneficial effect that the present invention has is:
1, structure simple, avoid scaffold: by setting up agitating device in stock pressure tank, use the chain of agitating device that sponge abrasive material is stirred to loose state uniformly, spiral feeder is downwards for sponge abrasive material equably, effectively overcomes the phenomenon of scaffold;
2, by screw(-type) feeder quantitatively to spraying the smooth feeding of pipeline, ensure that simultaneously and thrown the uniformity consistency beating surface of the work.Blocking pipeline, efficiency are not high;
3, adopt the nozzle of special construction design, charging aperture and discharging opening are equipped with the inclination angle of 30 degree, effectively solve the susceptible to plugging difficult problem of nozzle bore, ensure that cleaning efficiency, improve operating efficiency.
Summary of the invention
The technical problem to be solved in the present invention is: overcome the deficiencies in the prior art, provides a kind of not easily blocking, good fluidity, sponge abrasive material that efficiency is high is special sprays equipment.
The technical solution adopted for the present invention to solve the technical problems is: this kind of sponge abrasive material is special sprays equipment, comprise stock pressure tank and nozzle, it is characterized in that: in described stock pressure tank, vertically fixedly mount agitating device by central shaft, agitating device top is provided with the open-close on-off controlling the charging aperture open and close of stock pressure tank top, stock pressure pot bottom exit connects spiral feeder charging aperture, spiral feeder discharging opening connects nozzle material-feeding hole by pipeline, and nozzle air admission hole side connects compressed-air power system.Use agitating device that sponge abrasive material is stirred to loose condition (of surface), when dropping to subsequent processing, spiral feeder quantitatively gives system feed, effectively overcomes the phenomenon of scaffold.
Described agitating device is chain-type, comprise pneumatic stirring motor, fixed support, stirring support and the stirring chain installed successively from top to bottom on center shaft, fixed support cross section across, four end winding support are connected on stock pressure top tank structure, center connects central shaft by bearing, stirring support is fixedly connected on center shaft, and stirring support is fixedly connected the stirring chain hanging and arrange.
Described stirring support is the flap or bend pipe that right angle, four upper ends is arranged, bottom bends inwards, on center shaft uniform in 90 degree, cross section forms cross, longitudinal section is that door font is arranged, the horizontal component being in two flaps on same straight line or bend pipe respectively connects the one end hanging the stirring chain arranged, and stirs bottom that chain hangs and to be fixedly connected central shaft bottom.
Described stirring chain is interval or continuous rotation, and intermittent rotary rotates at every turn and is 90 degree, within 2 seconds ~ 5 seconds, rotates once; Continuous rotational speed is 1 ~ 10r/min, and rotating speed is regulated by pressure knob.Stir chain and divide two kinds of agitating modes, around vertical direction central shaft continuously or batch (-type) rotate, during rotation, sponge abrasive material is broken up, solves the problem not easily fallen.
With uniform multiple horizontally disposed stirrer gear on central shaft on described stirring rack inner wall.
Described agitating device comprises pneumatic stirring motor, fixed support, stirring support and the stirrer gear installed successively from top to bottom on center shaft, fixed support cross section across, four end winding support are connected on stock pressure top tank structure, center connects central shaft by bearing, stirring support is fixedly connected on center shaft, with uniform multiple horizontally disposed stirrer gear on central shaft on stirring rack inner wall.
Stirrer gear on described stirring rack inner wall and the stirrer gear interval on central shaft are arranged.
Stirrer gear on described stirring rack inner wall and the correspondence of the stirrer gear on central shaft are arranged.
The helical blade that described spiral feeder comprises helical feed motor, helical feed housing and the screw conveyor shaft be arranged in helical feed housing and is fixed on screw conveyor shaft, the charging aperture of helical feed case top connects the outlet of stock pressure pot bottom, bottom is provided with discharge gate, and the pressure that bears in helical feed housing is greater than 7Kg/cm 2.Open discharge gate plug screw, start agitating device, helix transporting device, can by tank material discharge, screw discharge gate plug screw during work, sponge abrasive material delivers to compressed air line by helix transporting device, under compressed-air actuated drive, deliver to nozzle.
Described compressed-air power system comprises compressed air jet pipe, and compressed air nozzle-end is a three-way pipe, and another two ports connect helical feed housing discharging opening and nozzle respectively.
Accompanying drawing explanation
Fig. 1 is the structure side view schematic diagram of the embodiment of the present invention 1.
Fig. 2 is the partial schematic sectional view of the embodiment of the present invention 1.
Fig. 3 is the A-A sectional view schematic diagram of Fig. 1 of the present invention.
Fig. 4 is that the B of Fig. 1 of the present invention is to partial structurtes schematic diagram.
Fig. 5 is the structural representation of the embodiment of the present invention 2.
Fig. 6 is the structural representation of the embodiment of the present invention 3.
Wherein: 1, stock pressure tank 2, agitating device 3, spiral feeder 4, nozzle 5, compressed-air power system 6, compressed air jet pipe 7, pneumatic stirring motor 8, stirring chain 9, stirring support 10, central shaft 11, screw conveyor shaft 12, discharge gate 13, helical feed motor 14, open-close on-off 15, fixed support 16, stirrer gear 17, helical feed housing.
Detailed description of the invention
Fig. 1 ~ 4 are most preferred embodiments of the present invention, and below in conjunction with accompanying drawing 1 ~ 5, the present invention will be further described.
Embodiment 1
With reference to accompanying drawing 1 ~ 4: this kind of sponge abrasive material is special sprays equipment, mainly comprise stock pressure tank 1, agitating device 2, spiral feeder 3, nozzle 4 and compressed-air power system 5 form, by central shaft 10 vertically fixed installation agitating device 2 in stock pressure tank 1, agitating device 2 top is provided with the open-close on-off 14 controlling the open and close of stock pressure tank 1 its top feed mouth, stock pressure tank 1 outlet at bottom place connects spiral feeder 3 charging aperture, spiral feeder 3 discharging opening connects nozzle 4 charging hole by pipeline, nozzle 4 air admission hole side connects compressed-air power system 5, and provide compressed air by pipeline to nozzle 4.
Agitating device 2 is chain-type, adopt electronic or pneumatic control, comprise pneumatic stirring motor 7, fixed support 15, stirring support 9 and the stirring chain 8 installed successively from top to bottom on the center shaft 10, fixed support 15 cross section across, four end winding support are connected on stock pressure tank 1 inwall, center connects central shaft 10 by bearing, stirs support 9 and is fixedly connected on the center shaft 10, and stirring support 9 is fixedly connected the stirring chain 8 hanging and arrange.
Stirring support 9 is the flap or bend pipe that right angle, four upper ends is arranged, bottom bends inwards, on the center shaft 10 uniform in 90 degree, cross section forms cross, longitudinal section is that door font is arranged, the horizontal component being in two flaps on same straight line or bend pipe respectively connects the one end hanging the stirring chain 8 arranged, and stirs bottom that chain 8 hangs and to be fixedly connected central shaft 10 bottom.To stir on support 9 inwall and uniform multiple horizontally disposed stirrer gear 16 on central shaft 10, stir the stirrer gear 16 on support 9 inwall and stirrer gear 16 interval on central shaft 10 and arrange or correspondingly to arrange.
Spiral feeder 3 comprises helical feed motor 13, helical feed housing 17 and the screw conveyor shaft 11 be arranged in helical feed housing 17 and the helical blade be fixed on screw conveyor shaft 11, the charging aperture at helical feed housing 17 top connects stock pressure tank 1 outlet at bottom, bottom is provided with discharge gate 12, and the pressure that bears in helical feed housing 17 is greater than 7Kg/cm 2.
Compressed-air power system 5 comprises compressed air jet pipe 6, and compressed air jet pipe 6 end is a three-way pipe, and another two ports connect helical feed housing 17 discharging opening and nozzle 4 respectively; The charging aperture at nozzle 4 two ends and discharging opening are equipped with the inclination angle of 30 degree, and middle part is straight hole section, nozzle length 320mm, and the inclination angle of charging aperture and discharging opening is 30 °, and the diameter of straight hole section is 12mm, straight hole segment length 50mm.
The course of work is as follows: the capacity of stock pressure tank 1 is 50L, agitating device 2 adopts pneumatic control, when starting working, first rotate with the speed of rotating 90 degree for every 4 seconds by stirring chain 8, by stirring the acting in conjunction of chain 8 and stirrer gear 16, sponge abrasive material is broken up uniformly to loose condition (of surface), then carried to spiral feeder 3 by the discharging opening bottom stock pressure tank 1, spiral feeder 3 provides power by helical feed motor 13, by the screw conveyor shaft 11 in spiral feeder 3 and the helical blade that is fixed on screw conveyor shaft 11 with the speed of 5Kg per minute by pipeline to nozzle 4 continuously feed, simultaneously, in nozzle 4, compressed air is provided by the compressed air jet pipe 6 of compressed-air power system 5, under compressed-air actuated promotion, the discharging opening of the sponge abrasive material broken up by nozzle 4 is sprayed, recording rate-of flow is 3Kg/min, cleaning efficiency is 3m 2/ h.
The capacity of stock pressure tank 1 is 200L, when stirring chain 8 rotates with the speed of 10r/min, spiral feeder 3 with the speed of 8Kg per minute by pipeline to nozzle 4 feed, nozzle 4 length is 400mm, the diameter of straight hole section is 14mm, straight hole segment length 100mm, recording rate-of flow is 8Kg/min, and cleaning efficiency is 8m 2/ h.
The capacity of stock pressure tank 1 is 400L, stir chain 8 with batch (-type) Stirring, each action 90 degree, action in every 4 seconds once, spiral feeder 3 with the speed of 12Kg per minute by pipeline to nozzle 4 feed, nozzle 4 length is 400mm, the diameter of straight hole section is 16mm, straight hole segment length 150mm, recording rate-of flow is 12Kg/min, and cleaning efficiency is 12m 2/ h.
When working complete, opening the plug screw of discharge gate 12, starting agitating device 2, spiral feeder 3, the material of stock pressure tank 1 can be discharged from discharge gate 12.
Embodiment 2
With reference to accompanying drawing 5: agitating device 2 is chain-type, adopt electronic or pneumatic control, comprise pneumatic stirring motor 7, fixed support 15, stirring support 9 and the stirring chain 8 installed successively from top to bottom on the center shaft 10, fixed support 15 cross section across, four end winding support are connected on stock pressure tank 1 inwall, center connects central shaft 10 by bearing, stirs support 9 and is fixedly connected on the center shaft 10, and stirring support 9 is fixedly connected the stirring chain 8 hanging and arrange.
Operation principle is identical with embodiment 1 with the course of work.
Embodiment 3
With reference to accompanying drawing 6: agitating device 2 comprises pneumatic stirring motor 7, fixed support 15, stirring support 9 and the stirrer gear 16 installed successively from top to bottom on the center shaft 10, fixed support 15 cross section across, four end winding support are connected on stock pressure tank 1 inwall, center connects central shaft 10 by bearing, stirring support 9 is fixedly connected on the center shaft 10, to stir on support 9 inwall and uniform multiple horizontally disposed stirrer gear 16 on central shaft 10, stir the stirrer gear 16 on support 9 inwall and stirrer gear 16 interval on central shaft 10 and arrange or correspondingly to arrange.
Operation principle is identical with embodiment 1 with the course of work.
Embodiment 4
Stir chain 8 to rotate continuously around the central shaft 10 of vertical direction, the rotating speed rotated continuously is 6r/min, and rotating speed is regulated by pressure knob, is broken up by sponge abrasive material during rotation, solves the problem not easily fallen.
The above is only preferred embodiment of the present invention, and be not restriction the present invention being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the Equivalent embodiments of equivalent variations.But everyly do not depart from technical solution of the present invention content, any simple modification, equivalent variations and the remodeling done above embodiment according to technical spirit of the present invention, still belong to the protection domain of technical solution of the present invention.

Claims (9)

1. a sponge abrasive material is special sprays equipment, comprise stock pressure tank (1) and nozzle (4), it is characterized in that: in described stock pressure tank (1), vertically fixedly mount agitating device (2) by central shaft (10), agitating device (2) top is provided with the open-close on-off (14) controlling the open and close of stock pressure tank (1) its top feed mouth, stock pressure tank (1) outlet at bottom place connects spiral feeder (3) charging aperture, spiral feeder (3) discharging opening connects nozzle (4) charging hole by pipeline, nozzle (4) air admission hole side connects compressed-air power system (5), described agitating device (2) is chain-type, comprise the pneumatic stirring motor (7) be arranged on successively from top to bottom on central shaft (10), fixed support (15), stir support (9) and stir chain (8), fixed support (15) cross section across, four end winding support are connected on stock pressure tank (1) inwall, center connects central shaft (10) by bearing, stirring support (9) is fixedly connected on central shaft (10), and stirring support (9) is fixedly connected the stirring chain (8) hanging and arrange.
2. a kind of sponge abrasive material according to claim 1 is special sprays equipment, it is characterized in that: described stirring support (9) is the flap or bend pipe that right angle, four upper ends is arranged, bottom bends inwards, be distributed on central shaft (10) in 90 degree, cross section forms cross, longitudinal section is that door font is arranged, the horizontal component being in two flaps on same straight line or bend pipe respectively connects the one end hanging the stirring chain (8) arranged, and stirs bottom that chain (8) hangs and to be fixedly connected central shaft (10) bottom.
3. a kind of sponge abrasive material according to any one of claim 1 or 2 is special sprays equipment, it is characterized in that: described stirring chain (8) is interval or continuous rotation, and intermittent rotary rotates at every turn and is 90 degree, within 2 seconds ~ 5 seconds, rotates once; Continuous rotational speed is 1 ~ 10r/min, and rotating speed is regulated by pressure knob.
4. a kind of sponge abrasive material according to any one of claim 1 or 2 is special sprays equipment, it is characterized in that: with central shaft (10) above uniform multiple horizontally disposed stirrer gear (16) on described stirring support (9) inwall.
5. a kind of sponge abrasive material according to claim 1 is special sprays equipment, it is characterized in that: described agitating device (2) comprises the pneumatic stirring motor (7) be arranged on successively from top to bottom on central shaft (10), fixed support (15), stir support (9) and stirrer gear (16), fixed support (15) cross section across, four end winding support are connected on stock pressure tank (1) inwall, center connects central shaft (10) by bearing, stirring support (9) is fixedly connected on central shaft (10), stir on support (9) inwall and the upper uniform multiple horizontally disposed stirrer gear (16) of central shaft (10).
6. a kind of sponge abrasive material according to claim 5 is special sprays equipment, it is characterized in that: the stirrer gear (16) on described stirring support (9) inwall and stirrer gear (16) interval on central shaft (10) are arranged.
7. a kind of sponge abrasive material according to claim 5 is special sprays equipment, it is characterized in that: the stirrer gear (16) on described stirring support (9) inwall and the correspondence of the stirrer gear (16) on central shaft (10) are arranged.
8. a kind of sponge abrasive material according to claim 1 is special sprays equipment, it is characterized in that: described spiral feeder (3) comprises helical feed motor (13), helical feed housing (17) and the screw conveyor shaft (11) be arranged in helical feed housing (17) and the helical blade be fixed on screw conveyor shaft (11), the charging aperture at helical feed housing (17) top connects stock pressure tank (1) outlet at bottom, bottom is provided with discharge gate (12), and the pressure that bears in helical feed housing (17) is greater than 7Kg/cm 2.
9. a kind of sponge abrasive material according to claim 1 is special sprays equipment, it is characterized in that: described compressed-air power system (5) comprises compressed air jet pipe (6), compressed air jet pipe (6) end is a three-way pipe, and another two ports connect helical feed housing (17) discharging opening and nozzle (4) respectively.
CN201210253007.5A 2012-07-21 2012-07-21 Special sponge grinding material spraying device Active CN102744687B (en)

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Application Number Priority Date Filing Date Title
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CN102744687B true CN102744687B (en) 2015-01-07

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Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104526566B (en) * 2015-01-08 2018-03-09 南京瑞柯徕姆环保科技有限公司 A kind of pattern flexible media abrasive blasting device in parallel
CN104552015B (en) * 2015-01-08 2017-07-25 南京瑞柯徕姆环保科技有限公司 The lower closed type flexible media abrasive blasting device of one kind series connection
CN104552028A (en) * 2015-01-08 2015-04-29 南京瑞柯徕姆环保科技有限公司 Serial upper sealed type flexible medium abrasive blasting device
CN105014551B (en) * 2015-07-31 2017-12-29 王锐斌 A kind of sand-blasting machine
CN107813228A (en) * 2017-10-16 2018-03-20 天津市津硕弹簧制造有限公司 A kind of shot-blast unit
CN112171528A (en) * 2020-09-23 2021-01-05 冯金喜 Sand cylinder for sand blasting machine
CN113198355A (en) * 2021-05-19 2021-08-03 山东鲁锐机械股份有限公司 Building rubbish solid powder and particle material mixing method and equipment used by same

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001259486A (en) * 2000-03-15 2001-09-25 Naito Alcon Kk Air spray gun for applying two-pack type foamable polyurethane resin coating material
JP2003103110A (en) * 2001-09-28 2003-04-08 Nippon Paper Industries Co Ltd Defoaming method for liquid and apparatus for the same
CN201042841Y (en) * 2007-06-04 2008-04-02 联塑(杭州)机械有限公司 Foaming plastic rubber jetting device
CN202726744U (en) * 2012-07-21 2013-02-13 淄博大亚金属科技股份有限公司 Spraying and patting equipment special for sponge abrasive materials

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1779923B1 (en) * 2004-03-29 2007-12-26 Kansai Paint Co., Ltd. Mixer with a stirrer having tapered blades
JP4688065B2 (en) * 2006-03-17 2011-05-25 株式会社日立プラントテクノロジー Sponge blasting apparatus and sponge blasting method
JP2008068368A (en) * 2006-09-14 2008-03-27 Hitachi Plant Technologies Ltd Blasting device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001259486A (en) * 2000-03-15 2001-09-25 Naito Alcon Kk Air spray gun for applying two-pack type foamable polyurethane resin coating material
JP2003103110A (en) * 2001-09-28 2003-04-08 Nippon Paper Industries Co Ltd Defoaming method for liquid and apparatus for the same
CN201042841Y (en) * 2007-06-04 2008-04-02 联塑(杭州)机械有限公司 Foaming plastic rubber jetting device
CN202726744U (en) * 2012-07-21 2013-02-13 淄博大亚金属科技股份有限公司 Spraying and patting equipment special for sponge abrasive materials

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Denomination of invention: Special sponge grinding material spraying device

Effective date of registration: 20150909

Granted publication date: 20150107

Pledgee: Zibo Xinrun financing Company limited by guarantee

Pledgor: Zibo TAA Metal Technology Co., Ltd.

Registration number: 2015980000215

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Date of cancellation: 20160713

Granted publication date: 20150107

Pledgee: Zibo Xinrun financing Company limited by guarantee

Pledgor: Zibo TAA Metal Technology Co., Ltd.

Registration number: 2015980000215

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