CN110871334A - Impeller assembly welding device - Google Patents
Impeller assembly welding device Download PDFInfo
- Publication number
- CN110871334A CN110871334A CN201811001428.2A CN201811001428A CN110871334A CN 110871334 A CN110871334 A CN 110871334A CN 201811001428 A CN201811001428 A CN 201811001428A CN 110871334 A CN110871334 A CN 110871334A
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- positioning
- platform
- positioner
- impeller
- seat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
An impeller assembly welding device comprises a platform mechanism, an axial rotating mechanism, a rotating locking mechanism and an angle positioning mechanism. The axial rotating mechanism comprises a positioning disk and a first bearing seat, the positioning disk is rotatably arranged on the platform mechanism through the first bearing seat and is used for bearing the impeller, and the positioning disk is provided with a plurality of positioning holes which are uniformly distributed around the circle center. A rotational locking mechanism is selectively engageable with any of the plurality of detent holes to lock the detent disc relative to the platform mechanism. The angle positioning mechanism comprises a positioner seat and a movable positioner, the positioner seat is fixed on the platform mechanism, the movable positioner is positioned above the positioning disc and movably connected with the positioner seat, one end of the movable positioner is provided with an inclined positioning end face, and when one side of the movable positioner moving to the positioning end face abuts against the periphery of the hub of the impeller, the positioning end face defines the position of one blade.
Description
Technical Field
The invention relates to welding process equipment in the field of locomotive or vehicle manufacturing, in particular to an impeller assembling and welding device.
Background
The fan that the railway machinery trade used is equipped with the impeller, and the impeller is solid gyration type part, as shown in fig. 1-2, the impeller includes wheel hub 1 and a plurality of blade 2, and a plurality of blade 2 become certain angle equipartition around wheel hub 1. At present, the impeller is manufactured by marking a line on the hub 1 or the bottom plate 3 of the impeller to mark the position of the blade, and then welding the blade to the outer periphery of the hub according to the marking line. However, the manual scribing has large errors, the drawing size requirement is difficult to achieve, and the efficiency is low.
Therefore, how to solve the problems of poor precision, low efficiency and the like in the blade welding process is really an urgent problem to be solved in the field.
Disclosure of Invention
Based on the problems, the invention provides an impeller assembly welding device, which is used for improving the dimensional accuracy of an impeller and meeting the accuracy requirement of the impeller.
To achieve the above objective, the present invention provides an impeller assembling and welding device, which includes a platform mechanism, an axial rotation mechanism, a rotation locking mechanism, and an angle positioning mechanism. The axial rotating mechanism comprises a positioning disk and a first bearing seat, the positioning disk is rotatably arranged on the platform mechanism through the first bearing seat and is used for bearing the impeller, and the positioning disk is provided with a plurality of positioning holes which are uniformly distributed around the circle center. A rotational locking mechanism is selectively engageable with any of the plurality of detent holes to lock the detent disc relative to the platform mechanism. The angle positioning mechanism comprises a positioner seat and a movable positioner, the positioner seat is fixed on the platform mechanism, the movable positioner is positioned above the positioning disc and movably connected with the positioner seat, one end of the movable positioner is provided with an inclined positioning end face, and when one side of the movable positioner moving to the positioning end face abuts against the periphery of the hub of the impeller, the positioning end face defines the position of one blade.
Compared with the prior art, the invention has the beneficial effects that: the impeller assembly welding device can quickly and accurately position all the blades of the impeller through the matching of the axial rotating mechanism, the rotating locking mechanism and the angle positioning mechanism, and compared with manual measurement and marking in the prior art, the impeller assembly welding device can greatly improve the size precision of the impeller, meet the precision requirement of the impeller and improve the welding efficiency.
Drawings
Fig. 1 and 2 are a front view and a plan view of the impeller, respectively.
Fig. 3 is a front view of an impeller assembly welding device according to an embodiment of the present disclosure.
Fig. 4 is a left side view of an impeller assembly welding device according to an embodiment of the present disclosure.
Fig. 5 is a top view of an impeller assembly welding device according to an embodiment of the present disclosure.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. In the drawings, the thickness of regions and layers may be exaggerated for clarity. The same reference numerals denote the same or similar structures in the drawings, and thus detailed descriptions thereof will be omitted.
Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to provide a thorough understanding of embodiments of the invention. One skilled in the relevant art will recognize, however, that the invention may be practiced without one or more of the specific details, or with other methods, components, materials, and so forth. In other instances, well-known structures, materials, or operations are not shown or described in detail to avoid obscuring aspects of the invention.
The invention provides an impeller assembly welding device which is used for positioning and welding blades on a bottom plate of an impeller.
As shown in fig. 3 to 5, the impeller assembling and welding device includes a platform mechanism 10, an axial rotation mechanism 20, a rotation locking mechanism 30, and an angle positioning mechanism 40. The axial rotation mechanism 20 includes a positioning disk 21 and a first bearing seat 22, the positioning disk 21 is rotatably mounted on the platform mechanism 10 through the first bearing seat 22, the positioning disk 21 is used for bearing the impeller, and the positioning disk 21 has a plurality of positioning holes 23 uniformly distributed around the center of the circle. The rotational locking mechanism 30 may optionally be combined with any of the plurality of alignment holes 23 to lock the alignment plate 21 relative to the platform mechanism 10. The angle positioning mechanism 40 comprises a positioner seat 41 and a movable positioner 42, the positioner seat 41 is fixed on the platform mechanism 10, the movable positioner 42 is located above the positioning disk 21 and movably connected with the positioner seat 41, one end of the movable positioner 42 is provided with an inclined positioning end surface 43, and when the movable positioner 42 moves to one side of the positioning end surface 43 and abuts against the periphery of the hub 1 of the impeller, the positioning end surface 43 defines the position of one of the blades 2.
During welding, an impeller without blades is placed on the positioning disc 21, the rotary locking mechanism 30 is combined with any positioning hole 23 in the positioning disc 21, the positioning disc 21 and the impeller on the positioning disc are fixed, when the movable positioner 42 moves to one side of the positioning end face 43 and abuts against the periphery of the hub of the impeller, the position of the positioning end face 43 is the position of one of the blades, the blades can be attached to the positioning end face 43 and placed on the bottom plate of the impeller, and then the blades and the bottom plate are welded. After the welding of the blade is completed, the positioning plate 21 is rotated to combine the rotation locking mechanism 30 with any other positioning hole 23 on the positioning plate 21, and in actual operation, the blade is combined with the adjacent positioning hole 23, and the above steps of positioning and welding the blade are repeated.
The number of the positioning holes 23 may be the same as the number of the blades, in this embodiment, the number of the positioning holes 23 is 12, and the welding of 12 blades may be completed by repeating the above steps.
It should be understood that the number of the positioning holes 23 is not limited to this, and is not limited to the same number as the number of the blades, and the number of the positioning holes 23 is, for example, 24, and the welding of 24 blades can be completed, and the welding of other numbers of blades can also be completed.
The impeller assembly welding device can quickly and accurately position all the blades of the impeller through the matching of the axial rotating mechanism 20, the rotating locking mechanism 30 and the angle positioning mechanism 40, and compared with manual measurement and marking in the prior art, the impeller assembly welding device can greatly improve the dimensional precision of the impeller, meet the precision requirement of the impeller and improve the welding efficiency.
In this embodiment, as shown in fig. 3, the axial rotation mechanism 20 may further include a positioning mandrel 24, the positioning mandrel 24 is coaxially disposed with the positioning plate 21, and the positioning mandrel 24 is used for the hollow shaft 3 of the hub of the impeller to penetrate through. This can largely prevent the impeller from wobbling on the positioning plate 21.
The axial rotation mechanism 20 may further include a pressing portion 25, where the pressing portion 25 is disposed coaxially with the positioning mandrel 24 and is capable of moving in the axial direction relative to the positioning mandrel 24. By adjusting the pressing portion 25, the impeller can be pressed against the positioning plate 21.
As shown in fig. 3, the pressing portion 25 may include a first pressing cap 252, a pressing plate 251, and a second pressing cap 253 coaxially disposed from top to bottom, the second pressing cap 253 may press the upper end of the hollow shaft 3 of the hub, the pressing plate 251 contacts the upper end of the hub 1, and is adjusted by the first pressing cap 252 to press the upper end of the hub 1. In this embodiment, the pressing plate 251, the first pressing cap 252 and the second pressing cap 253 respectively and simultaneously press against the hub 1 and the hollow shaft 3 of the impeller, so that the impeller is stably and firmly pressed on the positioning plate 21.
In the present embodiment, as shown in fig. 3 and 5, the rotation locking mechanism 30 includes a positioning pin 31 and a positioning pin seat 32, the positioning pin seat 32 is fixed to the platform mechanism 10 and has an extension arm 33 extending above the positioning plate 21, and the positioning pin 31 can pass through a through hole of the extension arm 33 and any one of the positioning holes 23, so as to lock the positioning plate 21 relative to the platform mechanism 10.
In this embodiment, as shown in fig. 4 and 5, the angle positioning mechanism 40 further includes a pull handle 44 and a fixing bolt 45, one end of the pull handle 44 is located in the positioner base 41 and connected to the other end of the movable positioner 42, the other end of the pull handle 44 is located outside the positioner base 41, one end of the fixing bolt 45 is located outside the positioner base 41, the other end of the fixing bolt 45 extends into the positioner base 41, the fixing bolt 45 is capable of moving relative to the positioner base 41, and when the other end of the fixing bolt 45 abuts against the pull handle 44, the pull handle 44 stops moving.
It should be understood that the moving and positioning manner of the movable positioner 42 is not limited thereto, for example, the movable positioner 42 may be movably connected to the positioner base 41 by a bolt. Any form of connection that enables the movable locator 42 to move relative to the locator base 41 is applicable and within the scope of the invention.
In this embodiment, as shown in fig. 5, the extension line of the extension arm 33 of the positioning pin seat 32 is collinear with the diameter of the positioning plate 21, and the axis of the movable positioner 42 is perpendicular to the extension line of the extension arm 33. It should be understood that the locations of the dowel seat 32 and the movable locator 42 are not limited thereto, for example, they may be arranged relative to one another.
In this embodiment, as shown in fig. 3, the platform mechanism 10 includes a platform 11 and a column 12 supported below the platform 11, the impeller assembling and welding device further includes a platform rotating mechanism 50, the platform rotating mechanism 50 includes a driving portion 51 and a second bearing seat 52, the second bearing seat 52 is disposed between the platform 11 and the column 12, and the driving portion 51 can drive the platform 11 to rotate relative to the column 12.
When the welding machine is used, after the position of the blade is determined, in the welding operation process, a user can rotate the rotating platform 11 to an inclined angle, so that the angle of the impeller is more suitable for welding operation, and the welding machine is convenient to operate.
Wherein the driving portion 51 is disposed adjacent to one side of the platform 11, and the number of the second bearing seats 52 is a pair, which are symmetrically disposed along the center line of the platform 11. The driving part 51 comprises a speed reducer 511 and a coupling 512, the speed reducer 511 is fixedly connected with the upright 12 through a fixed seat 53, and a transmission shaft of the speed reducer 511 passes through one of the second bearing seats 52 and is connected with the platform 11 through the coupling 512.
It should be understood that the form of the driving portion 51 is not limited thereto, and any manner capable of rotating the platform 11 can be applied and covered within the scope of the present invention.
In conclusion, the impeller assembly welding device can rapidly and accurately position all the blades of the impeller through the matching of the axial rotating mechanism, the rotation locking mechanism and the angle positioning mechanism, and compared with the manual measurement and scribing in the prior art, the impeller assembly welding device can greatly improve the dimensional precision of the impeller, meet the precision requirement of the impeller and improve the welding efficiency.
While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.
Claims (10)
1. An impeller assembly welding device comprising:
a platform mechanism;
the axial rotating mechanism comprises a positioning disk and a first bearing seat, the positioning disk is rotatably arranged on the platform mechanism through the first bearing seat and is used for bearing the impeller, and the positioning disk is provided with a plurality of positioning holes which are uniformly distributed around the circle center;
a rotational locking mechanism selectively engageable with any one of the plurality of alignment holes to lock the alignment plate relative to the platform mechanism; and
the angle positioning mechanism comprises a positioner seat and a movable positioner, the positioner seat is fixed on the platform mechanism, the movable positioner is positioned above the positioning disc and movably connected with the positioner seat, one end of the movable positioner is provided with an inclined positioning end face, and when one side of the movable positioner moving to the positioning end face abuts against the periphery of the hub of the impeller, the positioning end face defines the position of one blade.
2. The impeller assembling and welding device according to claim 1, wherein the axial rotation mechanism further comprises a positioning mandrel, the positioning mandrel is coaxially arranged with the positioning disc, and the positioning mandrel is used for a hollow shaft of the hub of the impeller to penetrate through.
3. The impeller assembling and welding device according to claim 2, wherein the axial rotation mechanism further comprises a pressing portion which is disposed coaxially with the positioning spindle and is movable in the axial direction relative to the positioning spindle.
4. The impeller assembling and welding device according to claim 3, wherein the pressing portion includes a first pressing cap, a pressing plate, and a second pressing cap which are coaxially disposed in this order from top to bottom, the second pressing cap can press against an upper end of the hollow shaft of the hub, and the pressing plate is in contact with the upper end of the hub and is pressed against the upper end of the hub by adjustment of the first pressing cap.
5. The assembly welding apparatus of claim 1, wherein the rotational locking mechanism includes a locating pin and a locating pin receptacle, the locating pin receptacle being secured to the platform mechanism and having an extension arm extending above the locating plate, the locating pin being capable of passing through a through hole in the extension arm and any one of the locating holes to lock the locating plate relative to the platform mechanism.
6. The impeller assembling and welding device according to claim 1, wherein the angle positioning mechanism further comprises a pull handle and a fixing bolt, one end of the pull handle is positioned in the positioner seat and connected with the other end of the movable positioner, the other end of the pull handle is positioned outside the positioner seat, one end of the fixing bolt is positioned outside the positioner seat, the other end of the fixing bolt extends into the positioner seat, the fixing bolt can move relative to the positioner seat, and when the other end of the fixing bolt abuts against the pull handle, the pull handle stops moving.
7. The assembly welding apparatus of claim 5, wherein the extension of the extension arm of the dowel seat is collinear with the diameter of the puck, and the axis of the movable positioner is perpendicular to the extension of the extension arm.
8. The impeller assembling and welding device of claim 1, wherein the platform mechanism comprises a platform and a column supported below the platform, the impeller assembling and welding device further comprises a platform rotating mechanism, the platform rotating mechanism comprises a driving portion and a second bearing seat, the second bearing seat is disposed between the platform and the column, and the driving portion can drive the platform to rotate relative to the column.
9. The impeller assembly welding apparatus of claim 8, wherein the driving portion is disposed adjacent to one side of the platform, and the number of the second bearing blocks is a pair which are symmetrically disposed along a center line of the platform.
10. The impeller assembling and welding apparatus as claimed in claim 9, wherein the driving part includes a decelerator of which a driving shaft passes through one of the second bearing seats and is coupled with the platform by a coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811001428.2A CN110871334A (en) | 2018-08-30 | 2018-08-30 | Impeller assembly welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811001428.2A CN110871334A (en) | 2018-08-30 | 2018-08-30 | Impeller assembly welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110871334A true CN110871334A (en) | 2020-03-10 |
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ID=69714349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811001428.2A Pending CN110871334A (en) | 2018-08-30 | 2018-08-30 | Impeller assembly welding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110871334A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475743A (en) * | 2020-10-10 | 2021-03-12 | 浙江铭振电子股份有限公司 | Welding rotating platform of wind wheel and welding equipment applying welding rotating platform |
| CN117921273A (en) * | 2024-03-25 | 2024-04-26 | 沈阳透平机械股份有限公司 | Displacement device for welding impeller |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5358944A (en) * | 1976-11-09 | 1978-05-27 | Mitsubishi Heavy Ind Ltd | Automatic welder for rotors |
| CN201175808Y (en) * | 2008-03-18 | 2009-01-07 | 中国北车集团大同电力机车有限责任公司 | Assembled workbench for installing impeller blade of ventilator |
| CN202639715U (en) * | 2012-06-12 | 2013-01-02 | 苏州欧乐佰机电有限公司 | Impeller welding tool |
| CN204397230U (en) * | 2014-12-09 | 2015-06-17 | 上海谷科通风设备有限公司 | A kind of impeller blade location structure |
| CN207309280U (en) * | 2017-10-16 | 2018-05-04 | 吉安市御美丽健康产业股份有限公司 | The air-cooled refrigerator draught fan impeller welding blade device for positioning and securing of cosmetics |
-
2018
- 2018-08-30 CN CN201811001428.2A patent/CN110871334A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5358944A (en) * | 1976-11-09 | 1978-05-27 | Mitsubishi Heavy Ind Ltd | Automatic welder for rotors |
| CN201175808Y (en) * | 2008-03-18 | 2009-01-07 | 中国北车集团大同电力机车有限责任公司 | Assembled workbench for installing impeller blade of ventilator |
| CN202639715U (en) * | 2012-06-12 | 2013-01-02 | 苏州欧乐佰机电有限公司 | Impeller welding tool |
| CN204397230U (en) * | 2014-12-09 | 2015-06-17 | 上海谷科通风设备有限公司 | A kind of impeller blade location structure |
| CN207309280U (en) * | 2017-10-16 | 2018-05-04 | 吉安市御美丽健康产业股份有限公司 | The air-cooled refrigerator draught fan impeller welding blade device for positioning and securing of cosmetics |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475743A (en) * | 2020-10-10 | 2021-03-12 | 浙江铭振电子股份有限公司 | Welding rotating platform of wind wheel and welding equipment applying welding rotating platform |
| CN112475743B (en) * | 2020-10-10 | 2022-04-12 | 浙江铭振电子股份有限公司 | Welding rotating platform of wind wheel and welding equipment applying welding rotating platform |
| WO2022073356A1 (en) * | 2020-10-10 | 2022-04-14 | 浙江铭振电子股份有限公司 | Welding rotating table of wind wheel and welding device using same |
| CN117921273A (en) * | 2024-03-25 | 2024-04-26 | 沈阳透平机械股份有限公司 | Displacement device for welding impeller |
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Application publication date: 20200310 |
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| RJ01 | Rejection of invention patent application after publication |