CN104191378A - Nozzle and sand blasting method using nozzle - Google Patents
Nozzle and sand blasting method using nozzle Download PDFInfo
- Publication number
- CN104191378A CN104191378A CN201410399162.7A CN201410399162A CN104191378A CN 104191378 A CN104191378 A CN 104191378A CN 201410399162 A CN201410399162 A CN 201410399162A CN 104191378 A CN104191378 A CN 104191378A
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- nozzle
- rifle head
- channel part
- guiding
- sand
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Abstract
The invention discloses a nozzle and a sand blasting method using the nozzle. The nozzle comprises a channel part and a gun head, wherein the blasted sand passes through the channel part. The high-speed blasted sand output by the channel part is firstly sprayed to the outer surface of the gun head, subsequently refracted from the outer action surface of the gun head and then applied to the inner wall of a shaft tube of a workpiece. According to the nozzle, a straight-through type nozzle in the prior art is changed into a guide type nozzle; the guide type nozzle is characterized in that the high-speed blasted sand output by the channel part is firstly sprayed to the outer guide surface and then is refracted to the inner wall of the shaft tube to be processed from the outer guide surface so as to clean oxide skin on the inner wall; a sleeve of the nozzle is welded on the gun head when the nozzle is mounted; the nozzle is long in service life, and the oxide skin cleaning effect is good; the sand blasting method using the nozzle adopts simple processing steps and is easy to implement.
Description
Technical field
The present invention relates to ball blast technical field, especially relate to a kind of sandblast nozzle of long deep hole shaft tube inner wall and blasting method of this this nozzle of use of being applicable to.
Background technology
At present, long deep hole class shaft tube inner wall oxide layer cleaning can adopt the method for blasting treatment, and grit-blasting treatment process, than pickling processes method, has the advantage that the feature of environmental protection is good, than endoporus Milling Process facture, there is the advantage that working (machining) efficiency is high, precision is high, cost is low.In prior art, the nozzle that completes the sand-blasting machine of sandblast processing is through type nozzle, as disclosed a kind of automatic sand-blasting machine in the application number utility model patent that is 201020249289.8, this machine comprises sandpipe, cylinder and pressurizer, sandpipe is arranged on sandpipe supporting seat, sandpipe one end is connected with the piston stretching in cylinder, and the sandpipe other end is equipped with abrator head, and sandpipe supporting seat and cylinder are contained on fixed support.When work, sand-blasting machine and changing of workpieces actuation mechanism are combined, provide comprehensive blasting treatment by rotating mechanism for workpiece, bending abrator head automatically extend into inner hole of workpiece and carries out the clean processing of deep hole.This organizational security has been demonstrate,proved machining accuracy, has avoided the pollution of workpiece inner wall surface, and the sand grains in sandpipe can be changed as required, to meet the requirement of different surfaces polishing.But because the sandblast of high pressure is directly sprayed from abrator head, it is large that pressure is born at abrator head place, and abrator head damaged phenomenon is serious, need the frequent abrator head accessory of changing, therefore service life of equipment is short, and maintenance cost is high.
Summary of the invention
One of object of the present invention is to provide a kind of guiding nozzle being applicable on sand-blasting machine, two of object of the present invention is to provide a kind of blasting method, this blasting method and guiding nozzle are used in conjunction with and have both ensured working (machining) efficiency and required precision, also extend nozzle service life, reduce processing cost, the technical scheme adopting is: a kind of nozzle, comprise a channel part passing through for sandblast, a rifle head, first high speed sandblast via channel part output is injected on the outer surface of rifle head, from rifle head, after acting surface refraction, act on the shaft tube inner wall of workpiece again.
Technical characterictic of the present invention also has: described channel part comprises sleeve, the back-up ring being connected with sleeve threaded one end.
Technical characterictic of the present invention also has: described rifle head comprises guiding rifle head, the double-screw bolt being fixed together with guiding rifle head, double-screw bolt is connected with shunt cylinder by screw thread, the gear cap that has also been threaded on shunt cylinder, and the outer acting surface of described rifle head is the outer surface of guiding rifle head.
Technical characterictic of the present invention also has: the outer surface of described guiding rifle head is taper seat.
Technical characterictic of the present invention also has: the bus of described taper seat and level are 20 degree-70 degree to angle.
Technical characterictic of the present invention also has: the circular passage between back-up ring and shunt cylinder is the outer surface to guiding rifle head just.
Technical scheme of the present invention also has: a kind of blasting method, and the method adopts nozzle claimed in claim 1, and the method comprises the following steps:
1) nozzle is connected with the spray gun of sand-blasting machine;
2) start sand-blasting machine, spray gun is extend in workpiece axial bore, the high-pressure sand blast through pressurization in sand-blasting machine passes sleeve 5 after via the circular passage between sleeve 5 endoporus, back-up ring 3 and the shunt cylinder 4 of channel part;
3) high-pressure sand blast that passes sleeve is injected on the outer surface of guiding rifle head, then acts on workpiece inwall after described outer surface refraction.
Technical characterictic of the present invention also has: the outer surface of described guide spray head is taper seat.
Technical characterictic of the present invention also has: the bus of described taper seat and level are 20 degree-70 degree to angle.
Beneficial effect of the present invention is: the present invention has made through type nozzle in prior art into guiding nozzle, so-called guiding nozzle, refer to via the high-pressure sand blast of sensible outside output and be first injected on outer spigot surface, refracted on shaft tube inner wall to be processed by outer spigot surface again, thereby complete the cleaning of oxide skin on inwall.When installation, the sleeve of this nozzle is welded on lance head.This nozzle long service life, oxide skin cleaning effect are good, and this method processing step is simple, easy to implement.
Brief description of the drawings
Accompanying drawing 1 is this nozzle arrangements schematic diagram, and accompanying drawing 2 is the rifle head front views that lead in accompanying drawing 1, and accompanying drawing 3 is left views of accompanying drawing 2, accompanying drawing 4 is bolt structure schematic diagrames in accompanying drawing 1, and accompanying drawing 5 is accompanying drawing 1 guide ring structural representations, and accompanying drawing 6 is shunt cylinder structural representations in accompanying drawing 1, accompanying drawing 7 is accompanying drawing 1 middle sleeve structural representations, accompanying drawing 8 is in accompanying drawing 1, to keep off cap schematic diagram, and wherein 1 is guiding rifle head, the 2nd, and double-screw bolt, the 3rd, back-up ring, the 4th, shunt cylinder, the 5th, sleeve, the 6th, gear cap.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described.A kind of guiding nozzle is disclosed in the present invention, so-called guiding nozzle refers to that high-pressure sand blast is not directly from nozzle, to be sprayed onto on workpiece inwall, but be first sprayed onto on a guide surface, such as the outer surface of guiding rifle head, then be ejected on surface of the work after outer surface reflection.This nozzle comprises a channel part passing through for sandblast, a rifle head, first high speed sandblast via channel part output is injected on the outer surface of rifle head, from rifle head, acting surface acts on the shaft tube inner wall of workpiece after reflecting again, thereby completes the removal of workpiece spindle inside pipe wall oxide layer.
Channel part comprises sleeve 5, the back-up ring 3 being connected with sleeve 5 threaded one ends.Rifle head comprises guiding rifle head 1, and with the double-screw bolt 2 that guiding rifle head 1 is fixed together, double-screw bolt 2 is connected with shunt cylinder 4 by screw thread, the gear cap 6 that has also been threaded on shunt cylinder 4, and the outer acting surface of rifle head noted earlier is the outer surface of guiding rifle head 1.
The outer surface of rifle head 1 of leading in the present embodiment is taper seat.The bus of the taper seat of guiding rifle head 1 and level are 20 degree-70 degree to angle.Circular passage between back-up ring 3 and shunt cylinder 4 is the outer surface to guiding rifle head 1 just.
Corresponding, the invention also discloses a kind of blasting method, the method adopts above-mentioned guiding nozzle, and the method comprises the following steps:
1) nozzle is connected with the spray gun of sand-blasting machine;
2) start sand-blasting machine, spray gun is extend in workpiece axial bore, the high-pressure sand blast through pressurization in sand-blasting machine passes sleeve 5 after via the circular passage between sleeve 5 endoporus, back-up ring 3 and the shunt cylinder 4 of channel part;
3) high-pressure sand blast that passes sleeve 5 is injected on the outer surface of guiding rifle head 1, after outer surface refraction, act on workpiece inwall again, oxide layer on workpiece inwall is removed under high-pressure sand blast effect, thereby completes the sandblast processing to long deep hole shaft tube inner wall.
Claims (9)
1. a nozzle, comprises a channel part passing through for sandblast, and first a rifle head is injected on the outer surface of rifle head via the high speed sandblast of channel part output, then after acting surface refraction, acts on the shaft tube inner wall of workpiece from rifle head.
2. according to nozzle claimed in claim 1, it is characterized in that: described channel part comprises sleeve the back-up ring being connected with sleeve threaded one end.
3. according to nozzle claimed in claim 2, it is characterized in that: described rifle head comprises guiding rifle head, with the double-screw bolt that guiding rifle head is fixed together, double-screw bolt is connected with shunt cylinder by screw thread, the gear cap that has also been threaded on shunt cylinder, the outer acting surface of described rifle head is the outer surface of guiding rifle head.
4. according to nozzle claimed in claim 2, it is characterized in that: the outer surface of described guiding rifle head is taper seat.
5. according to nozzle claimed in claim 4, it is characterized in that: the bus of described taper seat and level are 20 degree-70 degree to angle.
6. according to nozzle claimed in claim 4, it is characterized in that: the circular passage between back-up ring and shunt cylinder is the outer surface to guiding rifle head just.
7. a blasting method, the method adopts nozzle claimed in claim 1, and the method comprises the following steps:
1) nozzle is connected with the spray gun of sand-blasting machine;
2) start sand-blasting machine, spray gun is extend in workpiece axial bore, the high-pressure sand blast through pressurization in sand-blasting machine passes sleeve 5 after via the circular passage between sleeve 5 endoporus, back-up ring 3 and the shunt cylinder 4 of channel part;
3) high-pressure sand blast that passes sleeve is injected on the outer surface of guiding rifle head, then acts on workpiece inwall after described outer surface refraction.
8. according to blasting method claimed in claim 7, it is characterized in that: the outer surface of described guide spray head is taper seat.
9. according to blasting method claimed in claim 8, it is characterized in that: the bus of described taper seat and level are 20 degree-70 degree to angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410399162.7A CN104191378A (en) | 2014-08-14 | 2014-08-14 | Nozzle and sand blasting method using nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410399162.7A CN104191378A (en) | 2014-08-14 | 2014-08-14 | Nozzle and sand blasting method using nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104191378A true CN104191378A (en) | 2014-12-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410399162.7A Pending CN104191378A (en) | 2014-08-14 | 2014-08-14 | Nozzle and sand blasting method using nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104191378A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108296990A (en) * | 2018-04-11 | 2018-07-20 | 佛山市穗远恒科建材有限公司 | A kind of metal pipe material device for dedusting inner wall |
| CN108942696A (en) * | 2017-05-17 | 2018-12-07 | 上海图博可特石油管道涂层有限公司 | A kind of 360 degree of sandblasting spray heads |
| CN109955155A (en) * | 2019-04-29 | 2019-07-02 | 浙江斯耐尔涂装设备制造有限公司 | A kind of water sand separate type blast nozzle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5690543A (en) * | 1996-10-08 | 1997-11-25 | Curran; Ed | Internal pipe blasting nozzle |
| CN201143645Y (en) * | 2008-01-23 | 2008-11-05 | 上海新亚欣科技有限公司 | Steel tube inner wall reinforced shot blasting spray gun |
| CN202162709U (en) * | 2011-06-08 | 2012-03-14 | 沈阳飞机工业（集团）有限公司 | Novel shot blasting nozzle |
| CN103231315A (en) * | 2013-04-25 | 2013-08-07 | 湖南有色重型机器有限责任公司 | Descaling device at inner wall of steel tube with 20-100mm of diameter |
| CN204076036U (en) * | 2014-08-14 | 2015-01-07 | 济南中森机械制造有限公司 | A kind of nozzle |
-
2014
- 2014-08-14 CN CN201410399162.7A patent/CN104191378A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5690543A (en) * | 1996-10-08 | 1997-11-25 | Curran; Ed | Internal pipe blasting nozzle |
| CN201143645Y (en) * | 2008-01-23 | 2008-11-05 | 上海新亚欣科技有限公司 | Steel tube inner wall reinforced shot blasting spray gun |
| CN202162709U (en) * | 2011-06-08 | 2012-03-14 | 沈阳飞机工业（集团）有限公司 | Novel shot blasting nozzle |
| CN103231315A (en) * | 2013-04-25 | 2013-08-07 | 湖南有色重型机器有限责任公司 | Descaling device at inner wall of steel tube with 20-100mm of diameter |
| CN204076036U (en) * | 2014-08-14 | 2015-01-07 | 济南中森机械制造有限公司 | A kind of nozzle |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108942696A (en) * | 2017-05-17 | 2018-12-07 | 上海图博可特石油管道涂层有限公司 | A kind of 360 degree of sandblasting spray heads |
| CN108296990A (en) * | 2018-04-11 | 2018-07-20 | 佛山市穗远恒科建材有限公司 | A kind of metal pipe material device for dedusting inner wall |
| CN109955155A (en) * | 2019-04-29 | 2019-07-02 | 浙江斯耐尔涂装设备制造有限公司 | A kind of water sand separate type blast nozzle |
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Application publication date: 20141210 |
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| RJ01 | Rejection of invention patent application after publication |