CN109026846A - A kind of mining axial blower rectifier and its butt welding process - Google Patents
A kind of mining axial blower rectifier and its butt welding process Download PDFInfo
- Publication number
- CN109026846A CN109026846A CN201811008046.2A CN201811008046A CN109026846A CN 109026846 A CN109026846 A CN 109026846A CN 201811008046 A CN201811008046 A CN 201811008046A CN 109026846 A CN109026846 A CN 109026846A
- Authority
- CN
- China
- Prior art keywords
- frustum cone
- cone cylinder
- axial blower
- spherical crown
- mining axial
- Prior art date
- 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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Links
- 238000005065 mining Methods 0.000 title claims abstract description 26
- 238000003466 welding Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000011068 loading method Methods 0.000 claims abstract description 4
- 238000005520 cutting process Methods 0.000 claims description 11
- 238000005498 polishing Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 238000000748 compression moulding Methods 0.000 abstract description 5
- 238000003825 pressing Methods 0.000 abstract description 5
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
Abstract
The present invention discloses a kind of mining axial blower rectifier and its butt welding process, belong to mining axial blower component manufacture processing technique field, including spherical crown, it is connected with multiple frustum cone cylinders in turn from top to bottom in spherical crown bottom to generally approximate Loadings On Hemispherical Shell, spherical crown basal diameter is equal to the top surface diameter positioned at top frustum cone cylinder；Among neighbouring two frustum cone cylinders, wherein the basal diameter for being located above frustum cone cylinder is equal to the top surface diameter for being located below frustum cone cylinder；It the mining axial blower rectifier of original whole compression moulding or mould pressing manufacture is changed to spherical crown adds a frustum cone cylinder and be connected in sequence, manufacture difficulty is greatly reduced, while ensure that quality, is improved work efficiency lower, Design Requirement Drawing, implementation very conducive to promotion are reached.
Description
Technical field
The invention belongs to mining axial blower components to manufacture processing technique field, whole more particularly to a kind of mining axial blower
Flow device and its butt welding process.
Background technique
Mining axial blower is that the important equipment of Safety of Coal Mine Production is widely used, wherein the rectifier of mining axial blower
Component is semiglobe, has relatively big difference with previous structure, is manufactured according to existing whole compression moulding or mould pressing
Technique is made, it is difficult to guarantee quality, working efficiency is lower, and higher cost is unfavorable for promotion and implementation.
Summary of the invention
It is whole object of the present invention is to propose a kind of mining axial blower to solve above-mentioned problems of the prior art
Flow device and its butt welding process；It is adopted the technical scheme that in order to achieve the above objectives:
A kind of mining axial blower rectifier, including spherical crown, spherical crown bottom be connected in turn from top to bottom multiple frustum cone cylinders from
And generally approximate Loadings On Hemispherical Shell, spherical crown basal diameter are equal to the top surface diameter positioned at top frustum cone cylinder；Neighbouring two
Among frustum cone cylinder, wherein the basal diameter for being located above frustum cone cylinder is equal to the top surface diameter for being located below frustum cone cylinder.
Preferably, the frustum cone cylinder is round as a ball by the annular steel plate of fan, welds and is made, the weldering of neighbouring two frustum cone cylinders
Seam is staggered in the up-down direction.
Preferably, the height of frustum cone cylinder successively increases from top to bottom.
Preferably, it is fixedly connected between spherical crown and top frustum cone cylinder using welding, riveting or overlap joint；Phase up and down
It is fixedly connected between adjacent two frustum cone cylinders using welding, riveting or overlap joint.
Preferably, the commissure polishing thickness of frustum cone cylinder is not more than 1 millimeter.
A kind of butt welding process of mining axial blower rectifier as described above, including
Step A: using the blanking of cutting machine incising circular, and be pressed into spherical, then gas cutting at required size spherical crown；
Step B: the annular blanking of a plurality of types of fans is cut using cutting machine, the annular blanking of each type of fan is more than one piece, often
The width of the annular blanking of the fan of seed type is not identical, and the annular blanking of the same type of fan of two pieces is welded and forms big radian
Then eccentric circular ring blanking carries out round as a ball and the corresponding unclosed frustum cone cylinder of type is made to big radian eccentric circular ring blanking；
Step C: the unclosed frustum cone cylinder top surface for being located at top type is docked into (riveting) with spherical crown bottom surface, then
It detects and corrects concentricity and the depth of parallelism between frustum cone cylinder top surface and bottom surface；Finally unclosed frustum cone cylinder is welded
(thickness, weld seam are staggered)；
Step D: and so on the unclosed frustum cone cylinder of each type is installed one by one and is welded to completing mine from top to bottom
With the welding of axial flow blower rectifier.
Preferably, the cutting machine uses numerical control plasma cutting machine bed in step.
Preferably, in stepb, the big radian eccentric circular ring blanking of different in width by round as a ball and that type is made is corresponding
The height of unclosed frustum cone cylinder is not identical；In step D, the height of frustum cone cylinder successively increases from top to bottom.
Preferably, in step D, the weld seam of neighbouring two frustum cone cylinders is staggered in the up-down direction.
Preferably, in step C and step D, the commissure polishing thickness of frustum cone cylinder is not more than 1 millimeter.
The advantageous effect of present invention is that: by the mine axial flow wind of original whole compression moulding or mould pressing manufacture
Machine rectifier, which is changed to spherical crown, to be added frustum cone cylinder and is connected in sequence, and is greatly reduced manufacture difficulty, be ensure that the same of quality
When, it improves work efficiency lower, has reached Design Requirement Drawing, implementation very conducive to promotion.
The butt welding process of above-mentioned mining axial blower rectifier and traditional whole compression moulding or mould pressing manufacture work
Skill is entirely different, reduces manufacturing cost, has saved raw material, has reached manufacture and has required, has improved whole work efficiency.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Specific embodiment
The present invention is further described with reference to the accompanying drawing.
As shown in Figure 1, a kind of mining axial blower rectifier, including spherical crown 1, successively connect from top to bottom in 1 bottom of spherical crown
Multiple frustum cone cylinders 4 are connected to generally approximate Loadings On Hemispherical Shell, 1 basal diameter of spherical crown is equal to positioned at the top of top frustum cone cylinder 2
Face diameter；Among neighbouring two frustum cone cylinders 4, wherein the basal diameter for being located above frustum cone cylinder, which is equal to, is located below frustum cone cylinder
Top surface diameter, the height of frustum cone cylinder 4 successively increases from top to bottom；The frustum cone cylinder 4 by fan annular steel plate is round as a ball, welding and
It is made, the weld seam 3 of neighbouring two frustum cone cylinders is staggered in the up-down direction；The commissure polishing thickness of frustum cone cylinder 4 is little
In 1 millimeter.
It is fixedly connected between spherical crown 1 and top frustum cone cylinder 2 using welding, riveting or overlap joint；Neighbouring two
It is fixedly connected between a frustum cone cylinder using welding, riveting or overlap joint.
The mining axial blower rectifier of original whole compression moulding or mould pressing manufacture is changed to spherical crown to add
Frustum cone cylinder is connected in sequence, and greatly reduces manufacture difficulty, while ensure that quality, improves work efficiency lower, reaches
Design Requirement Drawing, implementation very conducive to promotion are arrived.
The butt welding process of mining axial blower rectifier as described above, which is characterized in that including
Step A: using the blanking of cutting machine incising circular, and be pressed into spherical, then gas cutting at required size spherical crown 1；
Step B: the annular blanking of a plurality of types of fans is cut using cutting machine, the annular blanking of each type of fan is more than one piece, often
The width of the annular blanking of the fan of seed type is not identical, and the annular blanking of the same type of fan of two pieces is welded and forms big radian
Then eccentric circular ring blanking carries out round as a ball and the corresponding unclosed frustum cone cylinder of type is made to big radian eccentric circular ring blanking；
Step C: the unclosed frustum cone cylinder top surface for being located at top type is docked with 1 bottom surface of spherical crown, is then detected simultaneously
Correct the concentricity and the depth of parallelism between frustum cone cylinder top surface and bottom surface；Finally unclosed frustum cone cylinder is welded；
Step D: and so on the unclosed frustum cone cylinder of each type is installed one by one and is welded to completing mine from top to bottom
With the welding of axial flow blower rectifier.
Wherein, the cutting machine uses numerical control plasma cutting machine bed in step；In stepb, different in width is big
Radian eccentric circular ring blanking is not identical by height round as a ball and that the corresponding unclosed frustum cone cylinder of type is made；In step D,
The height of frustum cone cylinder successively increases from top to bottom；In step D, the weld seam of neighbouring two frustum cone cylinders phase in the up-down direction
It is staggered；In step C and step D, the commissure polishing thickness of frustum cone cylinder is not more than 1 millimeter.
The butt welding process of above-mentioned mining axial blower rectifier and traditional whole compression moulding or mould pressing manufacture work
Skill is entirely different, reduces manufacturing cost, has saved raw material, has reached manufacture and has required, has improved whole work efficiency.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
But these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of mining axial blower rectifier, which is characterized in that including spherical crown, be connected in turn from top to bottom in spherical crown bottom
Multiple frustum cone cylinders are equal to the top surface diameter positioned at top frustum cone cylinder to generally approximate Loadings On Hemispherical Shell, spherical crown basal diameter；
Among neighbouring two frustum cone cylinders, wherein the basal diameter for being located above frustum cone cylinder is straight equal to the top surface for being located below frustum cone cylinder
Diameter.
2. mining axial blower rectifier according to claim 1, which is characterized in that the frustum cone cylinder is by fanning annular steel
Plate is round as a ball, welds and is made, and the weld seam of neighbouring two frustum cone cylinders is staggered in the up-down direction.
3. mining axial blower rectifier according to claim 2, which is characterized in that from top to bottom the height of frustum cone cylinder according to
It is secondary to increase.
4. mining axial blower rectifier according to any one of claims 1 to 3, which is characterized in that spherical crown and top
It is fixedly connected between frustum cone cylinder using welding, riveting or overlap joint；Using welding, riveting between neighbouring two frustum cone cylinders
It connects or overlaps and be fixedly connected.
5. mining axial blower rectifier according to claim 2 or 3, which is characterized in that polish the commissure of frustum cone cylinder
Thickness is not more than 1 millimeter.
6. such as the butt welding process of mining axial blower rectifier described in any one of claim 1 to 5, which is characterized in that including
Step A: using the blanking of cutting machine incising circular, and be pressed into spherical, then gas cutting at required size spherical crown；
Step B: the annular blanking of a plurality of types of fans is cut using cutting machine, the annular blanking of each type of fan is more than one piece, often
The width of the annular blanking of the fan of seed type is not identical, and the annular blanking of the same type of fan of two pieces is welded and forms big radian
Then eccentric circular ring blanking carries out round as a ball and the corresponding unclosed frustum cone cylinder of type is made to big radian eccentric circular ring blanking；
Step C: the unclosed frustum cone cylinder top surface for being located at top type is docked into (riveting) with spherical crown bottom surface, then
It detects and corrects concentricity and the depth of parallelism between frustum cone cylinder top surface and bottom surface；Finally unclosed frustum cone cylinder is welded
(thickness, weld seam are staggered)；
Step D: and so on the unclosed frustum cone cylinder of each type is installed one by one and is welded to completing mine from top to bottom
With the welding of axial flow blower rectifier.
7. the butt welding process of mining axial blower rectifier according to claim 6, which is characterized in that institute in step
Cutting machine is stated using numerical control plasma cutting machine bed.
8. the butt welding process of mining axial blower rectifier according to claim 6, which is characterized in that in stepb, no
It is not identical by height round as a ball and that the corresponding unclosed frustum cone cylinder of type is made with the big radian eccentric circular ring blanking of width；
In step D, the height of frustum cone cylinder successively increases from top to bottom.
9. the butt welding process of mining axial blower rectifier according to claim 8, which is characterized in that in step D, on
Under the weld seam of two neighboring frustum cone cylinder be staggered in the up-down direction.
10. according to the butt welding process of the described in any item mining axial blower rectifiers of claim 6 to 8, which is characterized in that
In step C and step D, the commissure polishing thickness of frustum cone cylinder is not more than 1 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811008046.2A CN109026846A (en) | 2018-08-31 | 2018-08-31 | A kind of mining axial blower rectifier and its butt welding process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811008046.2A CN109026846A (en) | 2018-08-31 | 2018-08-31 | A kind of mining axial blower rectifier and its butt welding process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109026846A true CN109026846A (en) | 2018-12-18 |
Family
ID=64625949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811008046.2A Pending CN109026846A (en) | 2018-08-31 | 2018-08-31 | A kind of mining axial blower rectifier and its butt welding process |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112372241A (en) * | 2020-10-22 | 2021-02-19 | 山西汾西重工有限责任公司 | Method for processing large thin-wall bowl-shaped shell and oil bag protective cover |
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| CN201425042Y (en) * | 2009-05-08 | 2010-03-17 | 山东美陵美力达风机有限公司 | Nose cone for energy-saving mine propeller fans |
| CN104128718A (en) * | 2013-06-27 | 2014-11-05 | 国家电网公司 | Spherical metal shell assembling method and detection tool special for implementing same |
| KR20170089084A (en) * | 2016-01-25 | 2017-08-03 | 현대중공업 주식회사 | Spheral tank and manufacturing method of the same |
| CN108071234A (en) * | 2017-12-18 | 2018-05-25 | 中国冶集团有限公司 | A kind of assemble method of large size Hydrogenation reactor spherical tank |
| CN208719016U (en) * | 2018-08-31 | 2019-04-09 | 卧龙电气南阳防爆集团股份有限公司 | A kind of mining axial blower rectifier |
-
2018
- 2018-08-31 CN CN201811008046.2A patent/CN109026846A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201425042Y (en) * | 2009-05-08 | 2010-03-17 | 山东美陵美力达风机有限公司 | Nose cone for energy-saving mine propeller fans |
| CN104128718A (en) * | 2013-06-27 | 2014-11-05 | 国家电网公司 | Spherical metal shell assembling method and detection tool special for implementing same |
| KR20170089084A (en) * | 2016-01-25 | 2017-08-03 | 현대중공업 주식회사 | Spheral tank and manufacturing method of the same |
| CN108071234A (en) * | 2017-12-18 | 2018-05-25 | 中国冶集团有限公司 | A kind of assemble method of large size Hydrogenation reactor spherical tank |
| CN208719016U (en) * | 2018-08-31 | 2019-04-09 | 卧龙电气南阳防爆集团股份有限公司 | A kind of mining axial blower rectifier |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112372241A (en) * | 2020-10-22 | 2021-02-19 | 山西汾西重工有限责任公司 | Method for processing large thin-wall bowl-shaped shell and oil bag protective cover |
| CN112372241B (en) * | 2020-10-22 | 2022-08-26 | 山西汾西重工有限责任公司 | Method for processing large thin-wall bowl-shaped shell and oil bag protective cover |
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