CN107642501A - To impeller and its self-positioning welding fabrication technique after centrifugal fan - Google Patents
To impeller and its self-positioning welding fabrication technique after centrifugal fan Download PDFInfo
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- CN107642501A CN107642501A CN201710868498.7A CN201710868498A CN107642501A CN 107642501 A CN107642501 A CN 107642501A CN 201710868498 A CN201710868498 A CN 201710868498A CN 107642501 A CN107642501 A CN 107642501A
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Abstract
The present invention relates to, to impeller and its self-positioning welding fabrication technique, belong to centrifugal fan machining technology field after a kind of centrifugal fan.To the self-positioning welding fabrication technique of impeller after described centrifugal fan, comprise the following steps:(1) blanking;(2) to the face of impeller first after grafting;(3) the backward face of impeller first is welded;(4) to the face of impeller second after grafting;(5) the backward face of impeller second is welded:Second wind wheel blade and mid-game are welded, the second wind wheel blade and the second side disk are welded.This invention simplifies process, reduces labor strength, improves production efficiency.
Description
Technical field
The present invention relates to, to impeller and its self-positioning welding fabrication technique, belong to centrifugal fan after a kind of centrifugal fan
Machining technology field.
Background technology
Ventilation blower product, it is the industrial ventilation equipment having a large capacity and a wide range.At present, backward centrifugal fan product has kind
It is more, efficiency high, the characteristics of pressure is high.Impeller is the cardiac component of backward centrifugal fan, and at present, impeller manufacture craft is numerous and diverse,
Need to use weld mold auxiliary positioning, after the completion of welding, then dismantle weld mold.
The making of impeller, weld mold include positioning disk, and positioning disk is provided with locating slot, mid-game first is placed on into welding mould
On the positioning disk of tool, then the blade of circular arc gradually inserted in locating slot, then side disk is placed on the blade being plugged, then
Put positioning disk well compression, the good blade of blade locator card card and positioning disk;Check it is errorless after, successively with the mode of welding by blade
It is welded and fixed with mid-game and side disk, after the completion of welding, positioning disk and blade locator card is unloaded successively, afterwards turn over mid-game,
Second half of above step rivet welding impeller is pressed again.This technological operation is very numerous and diverse, and labor strength is very big, and production efficiency is very
Low, moreover, every kind of different draught fan impeller needs to use different weld molds, cost is very high.
The content of the invention
It is an object of the invention to provide, to the self-positioning welding fabrication technique of impeller, simplify work after a kind of centrifugal fan
Sequence, labor strength is reduced, improve production efficiency.
To the self-positioning welding fabrication technique of impeller after centrifugal fan of the present invention, comprise the following steps:
(1) blanking:Laser cutting machine blanking obtains the first wind wheel blade and the second wind wheel blade, the first wind wheel blade and second
The first locating detent and the second locating detent are equipped with wind wheel blade;
Laser cutting machine blanking obtains mid-game, and mid-game is provided with mid-game locating slot, and mid-game locating slot is mutually fitted with the second locating detent
It should set;
Laser cutting machine blanking obtain first in disk and second disk, first is equipped with disk positioning in side in disk and second on disk
Groove, side disk locating slot and the first locating detent, which are adapted, to be set;
(2) to the face of impeller first after grafting:First wind wheel blade first end is provided with mid-game, and first the second end of wind wheel blade is set
There is the first side disk, the second locating detent of the first wind wheel blade is inserted in mid-game locating slot, the first locating detent of the first wind wheel blade
Insert first while disk while disk locating slot in;
(3) the backward face of impeller first is welded:First wind wheel blade and mid-game are welded, by the first wind wheel blade and the first side
Disk welds;
(4) to the face of impeller second after grafting:Mid-game another side is provided with the second wind wheel blade, and the second wind wheel blade other end is set
There is the second side disk, the second locating detent of the second wind wheel blade is inserted in mid-game locating slot, the first locating detent of the second wind wheel blade
Insert second while disk while disk locating slot in;
(5) the backward face of impeller second is welded:Second wind wheel blade and mid-game are welded, by the second wind wheel blade and the second side
Disk welds.
First wind wheel blade and the second wind wheel blade carry the first locating detent and the second locating detent, can directly with mid-game,
The first disk grafting positioning in disk and second, it is not necessary to additionally mounted and dismounting weld mold, substantially increase production effect
Rate, labor strength is reduced, simplify positioning action, also reduced manual operation error possibility, further increase
Product quality.
It is further preferred that also include riveting the backward face of impeller first between step (2) and step (3).
It is further preferred that in step (3), the first wind wheel blade uses spot welding with mid-game;First wind wheel blade and first
While weldering of making an inventory.
It is further preferred that also include riveting the backward face of impeller second between step (4) and step (5).
It is further preferred that in step (5), the second wind wheel blade uses spot welding with mid-game;Second wind wheel blade and second
While weldering of making an inventory.
It is further preferred that after step (5), in addition to welding procedure, the first wind wheel blade and mid-game and the first side
Disk junction is intermittently welded or full weld;Second wind wheel blade and mid-game and the second side disk junction is intermittently welded or full weld.Increase
Strong weld intensity, improve product quality.
It is further preferred that the first wind wheel blade and the second wind wheel blade arranged direction are inconsistent.
Compared with prior art, the beneficial effects of the invention are as follows:
To the self-positioning welding fabrication technique of impeller after centrifugal fan provided by the present invention, by setting the first positioning
Pawl, mid-game locating slot, the second locating detent and side disk locating slot, realize the first side disk, the first wind wheel blade, mid-game, the second wind wheel
Blade and the second side disk grafting positioning, it is not necessary to positioned using weld mold, the process for saving installation and removal weld mold, weldering
Technique simplification is connect, it is simple to operate, labor strength is reduced, production efficiency improves, and positioning is more accurate, and product quality also carries
Gao Liao.
It is a further object of the present invention to provide, to impeller, Product jointing positioning precision is high, product after a kind of centrifugal fan
Quality is good.
To impeller, including mid-game after centrifugal fan of the present invention, mid-game locating slot, mid-game both sides are opened up in mid-game
Provided with wind wheel blade, corresponding mid-game locating slot, wind wheel blade is provided with the second locating detent, and the second locating detent is caught in mid-game positioning
Groove, wind wheel blade is with mid-game by being welded to connect;Side disk is provided with the outside of wind wheel blade, the disk locating slot when being opened up on disk is corresponding
Side disk locating slot, wind wheel blade are provided with the first locating detent, and the first locating detent is caught in side disk locating slot, and wind wheel blade leads to side disk
Cross and be welded to connect.
Wind direction impeller carries corresponding location structure with mid-game and side disk, and it is fixed that the first locating detent coordinates with side disk locating slot
Position, the second locating detent coordinates with mid-game locating slot to be positioned, and can be accurately positioned in welding, be improved production efficiency, improve production
Quality.
It is further preferred that mid-game locating slot, at least provided with 2, the second locating detent corresponds to the setting of mid-game locating slot.
It is further preferred that side disk locating slot, at least provided with 2, the first locating detent corresponding sides disk locating slot is set.
Compared with prior art, the beneficial effects of the invention are as follows:
To impeller after centrifugal fan provided by the present invention, by setting the first locating detent, the second locating detent, mid-game fixed
Position groove and side disk locating slot, wind wheel blade, mid-game and side disk grafting positioning are realized, simple to operate, positioning precision is high, Gong Renlao
Fatigue resistance the, production efficiency is high, and product quality improves.
Brief description of the drawings
Fig. 1 be the present invention a kind of centrifugal fan provided after to impeller an embodiment front view structure illustrate
Figure,
Fig. 2 be the present invention a kind of centrifugal fan provided after to impeller an embodiment plan structure illustrate
Figure,
Fig. 3 be the present invention a kind of centrifugal fan provided after into an embodiment of impeller wind wheel blade main view
Structural representation,
Fig. 4 be the present invention a kind of centrifugal fan provided after into an embodiment of impeller wind wheel blade vertical view
Structural representation,
Fig. 5 be the present invention a kind of centrifugal fan provided after into an embodiment of impeller mid-game front view structure
Schematic diagram,
Fig. 6 be the present invention a kind of centrifugal fan provided after into an embodiment of impeller mid-game plan structure
Schematic diagram,
Fig. 7 be the present invention a kind of centrifugal fan provided after into an embodiment of impeller side disk front view structure
Schematic diagram,
Fig. 8 be the present invention a kind of centrifugal fan provided after into an embodiment of impeller side disk plan structure
Schematic diagram.
In figure:1st, first in disk 2, the first wind wheel blade 3, mid-game 4, the second wind wheel blade 5, second disk;
1.1st, side disk locating slot;
2.1st, the first locating detent 2.2, the second locating detent;
3.1st, mid-game locating slot.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Embodiment one
As shown in Fig. 1~Fig. 8, to the self-positioning welding fabrication technique of impeller after centrifugal fan of the present invention, including
Following steps:
(1) blanking:Laser cutting machine blanking obtains the first wind wheel blade 2 and the second wind wheel blade 4, the He of the first wind wheel blade 2
The first locating detent 2.1 and the second locating detent 2.2 are equipped with second wind wheel blade 4;
Laser cutting machine blanking obtains mid-game 3, and mid-game 3 is provided with mid-game locating slot 3.1, and mid-game locating slot 3.1 and second is fixed
Position pawl 2.2, which is adapted, to be set;Mid-game locating slot 3.1 can need relative set to fit with the second locating detent 2.2 according to actual location
Work as quantity;
Laser cutting machine blanking obtain first at disk 1 and second disk 5, first is equipped with side disk at disk 1 and second on disk 5
Locating slot 1.1, side disk locating slot 1.1 and the first locating detent 2.1, which are adapted, to be set;Side disk locating slot 1.1 and the first locating detent 2.1
Relative set right quantity can be needed according to actual location;
(2) to the face of impeller first after grafting:The first end of first wind wheel blade 2 is provided with mid-game 3, the first wind wheel blade 2 second
End is provided with the first side disk 1, and the second locating detent 2.2 of the first wind wheel blade 2 is inserted in mid-game locating slot 3.1, the first wind wheel blade 2
The first locating detent 2.1 insertion first while disk 1 while disk locating slot 1.1 in;
(3) the backward face of impeller first is welded:First wind wheel blade 2 is welded with mid-game 3, by the first wind wheel blade 2 and
One side disk 1 welds;
(4) to the face of impeller second after grafting:The another side of mid-game 3 is provided with the second wind wheel blade 4, and the second wind wheel blade 4 is another
End is provided with the second side disk 5, and the second locating detent 2.2 of the second wind wheel blade 4 is inserted in mid-game locating slot 3.1, the second wind wheel blade 4
The first locating detent 2.1 insertion second while disk 5 while disk locating slot 1.1 in;
(5) the backward face of impeller second is welded:Second wind wheel blade 4 is welded with mid-game 3, by the second wind wheel blade 4 and
Two side disks 5 weld.
Embodiment two
Also include riveting the backward face of impeller first as shown in Fig. 1~Fig. 8, between step (2) and step (3).Remaining is the same as real
Apply example one.
Embodiment three
As shown in Fig. 1~Fig. 8, in step (3), the first wind wheel blade 2 uses spot welding with mid-game 3;First wind wheel blade 2 with
The spot welding of first side disk 1.Remaining is the same as embodiment two.
Example IV
Also include riveting the backward face of impeller second as shown in Fig. 1~Fig. 8, between step (4) and step (5).Remaining is the same as real
Apply example three.
Embodiment five
As shown in Fig. 1~Fig. 8, in step (5), the second wind wheel blade 4 uses spot welding with mid-game 3;Second wind wheel blade 4 with
The spot welding of second side disk 5.Remaining same example IV.
Embodiment six
As shown in Fig. 1~Fig. 8, after step (5), in addition to welding procedure, the first wind wheel blade 2 and mid-game 3 and the
The junction of one side disk 1 is intermittently welded or full weld;Second wind wheel blade 4 be intermittently welded with the junction of 3 and second side disk of mid-game 5 or
Full weld.Remaining is the same as embodiment five.
Embodiment seven
As shown in Fig. 1~Fig. 8, the first wind wheel blade 2 and the arranged direction of the second wind wheel blade 4 are inconsistent.Remaining is the same as implementation
Example six.
Ventilation blower product, it is the industrial ventilation equipment having a large capacity and a wide range.At present, backward centrifugal fan product has kind
It is more, efficiency high, the characteristics of pressure is high.Impeller is the cardiac component of backward centrifugal fan, and at present, impeller manufacture craft is numerous and diverse,
Need to use weld mold auxiliary positioning, after the completion of welding, then dismantle weld mold.
This welding procedure, trivial operations are heavy, and labor strength is very big, and dismounting weld mold just needs to expend greatly
The time is measured, does not have any help to product quality and production efficiency.Using laser cutting machine blanking, workpiece size is more accurate,
Wind wheel blade from centrifugal fan to impeller, mid-game 3, side disk after add self-positioning design, realize product in welding procedure
It is self-positioning, positioning precision is improved, improves product quality, also eliminates the complicated work for needing weld mold auxiliary positioning to bring
Sequence, operation is enormously simplify, improves production efficiency, reduces labor strength.Moreover, assembling product is simple, operation side
Just, mould input cost has been saved, successful example is provided for follow-up new product development.
Embodiment eight
As shown in Fig. 1~Fig. 8, to impeller, including mid-game 3 after centrifugal fan of the present invention, in being opened up in mid-game 3
Disk locating slot 3.1, the both sides of mid-game 3 are provided with wind wheel blade, and corresponding mid-game locating slot 3.1, wind wheel blade is provided with the second locating detent
2.2, the second locating detent 2.2 is caught in mid-game locating slot 3.1, and wind wheel blade is with mid-game 3 by being welded to connect;Set on the outside of wind wheel blade
There is side disk, the disk locating slot 1.1 when being opened up on disk, corresponding sides disk locating slot 1.1, wind wheel blade is provided with the first locating detent 2.1,
First locating detent 2.1 is caught in side disk locating slot 1.1, and wind wheel blade is with side disk by being welded to connect.Wind wheel blade includes the first wind
The wind wheel blade 4 of impeller blade 2 and second, the side disk 5 of disk 1 and second, the first wind wheel blade 2 and the second wind wheel leaf when disk includes first
Piece 4 is respectively arranged on the both sides of mid-game 3, and the outside of the first wind wheel blade 2 is provided with the first side disk 1, and the outside of the second wind wheel blade 4 is provided with second
Side disk 5.During welding, the second locating detent 2.2 of the first wind wheel blade 2 is caught in the mid-game locating slot 3.1 of mid-game 3;First wind wheel leaf
First locating detent 2.1 of piece 2 be caught in first while disk 1 while disk locating slot 1.1 in;By the first wind wheel blade 2 and mid-game 3 and the
One side disk 1 welds, and after the completion of welding, upset, mid-game 3 is upward, and the second locating detent 2.2 of the second wind wheel blade 4, which is caught in mid-game, to be determined
In the groove 3.1 of position, the first locating detent 2.1 of the second wind wheel blade 4 be caught in second while disk 5 while disk locating slot 1.1 in, by the second wind
Impeller blade 4 is welded with the side disk 5 of mid-game 3 and second, and welding is completed, and obtains product, to impeller after centrifugal fan.
Embodiment nine
As shown in Fig. 1~Fig. 8, mid-game locating slot 3.1 is at least provided with 2,2.2 corresponding mid-game locating slot of the second locating detent
3.1 set.The locating detent 2.2 of mid-game locating slot 3.1 and second can need to set right quantity according to actual location.Remaining is the same as real
Apply example eight.
Embodiment ten
As shown in Fig. 1~Fig. 8, side disk locating slot 1.1 is at least provided with 2, the corresponding sides disk locating slot of the first locating detent 2.1
1.1 set.Side disk locating slot 1.1 and the first locating detent 2.1 can need to set right quantity according to actual location.Remaining is the same as real
Apply example nine.
Embodiment one to embodiment seven can be made after centrifugal fan to impeller, to the specific of impeller after centrifugal fan
Structure can be embodiment eight into embodiment ten any one.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
To the direction of structure and the description of relative position relation in the present invention, such as upper and lower description all around, not structure
Into limitation of the present invention, only for convenience of description.
Claims (10)
1. to the self-positioning welding fabrication technique of impeller after a kind of centrifugal fan, it is characterised in that comprise the following steps:
(1) blanking:Laser cutting machine blanking obtains the first wind wheel blade (2) and the second wind wheel blade (4), the first wind wheel blade (2)
With the first locating detent (2.1) and the second locating detent (2.2) are equipped with the second wind wheel blade (4);
Laser cutting machine blanking obtains mid-game (3), and mid-game (3) is provided with mid-game locating slot (3.1), mid-game locating slot (3.1) and the
Two locating detents (2.2), which are adapted, to be set;
Laser cutting machine blanking obtain first in disk (1) and second disk (5), first is equipped with disk (1) and second on disk (5)
Side disk locating slot (1.1), side disk locating slot (1.1) are adapted with the first locating detent (2.1) and set;
(2) to the face of impeller first after grafting:First wind wheel blade (2) first end is provided with mid-game (3), the first wind wheel blade (4)
Two ends are provided with the first side disk (1), and the second locating detent (2.2) of the first wind wheel blade (2) is inserted in mid-game locating slot (3.1), the
The first locating detent (2.1) insertion first of one wind wheel blade (2) while disk (1) while disk locating slot (1.1) in;
(3) the backward face of impeller first is welded:First wind wheel blade (2) and mid-game (3) are welded, by the first wind wheel blade (2) with
First side disk (1) welds;
(4) to the face of impeller second after grafting:Mid-game (3) another side is provided with the second wind wheel blade (4), and the second wind wheel blade (4) is another
One end is provided with the second side disk (5), and the second locating detent (2.2) insertion mid-game locating slot (3.1) of the second wind wheel blade (4) is interior, the
The first locating detent (2.1) insertion second of two wind wheel blades (4) while disk (5) while disk locating slot (1.1) in;
(5) the backward face of impeller second is welded:Second wind wheel blade (4) and mid-game (3) are welded, by the second wind wheel blade (4) with
Second side disk (5) welds.
2. to the self-positioning welding fabrication technique of impeller after centrifugal fan according to claim 1, it is characterised in that step
(2) also include riveting the backward face of impeller first between step (3).
3. to the self-positioning welding fabrication technique of impeller after centrifugal fan according to claim 2, it is characterised in that step
(3) in, the first wind wheel blade (2) uses spot welding with mid-game (3);First wind wheel blade (2) and first side disk (1) spot welding.
4. to the self-positioning welding fabrication technique of impeller after centrifugal fan according to claim 1, it is characterised in that step
(4) also include riveting the backward face of impeller second between step (5).
5. to the self-positioning welding fabrication technique of impeller after centrifugal fan according to claim 4, it is characterised in that step
(5) in, the second wind wheel blade (4) uses spot welding with mid-game (3);Second wind wheel blade (4) and second side disk (5) spot welding.
6. to the self-positioning welding fabrication technique of impeller, its feature after the centrifugal fan according to claim any one of 1-5
It is, after step (5), in addition to welding procedure, the first wind wheel blade (2) and mid-game (3) and first side disk (1) junction
It is intermittently welded or full weld;Second wind wheel blade (4) and mid-game (3) and second side disk (5) junction is intermittently welded or full weld.
7. to the self-positioning welding fabrication technique of impeller, its feature after the centrifugal fan according to claim any one of 1-5
It is, the first wind wheel blade (2) and the second wind wheel blade (4) arranged direction are inconsistent.
8. to impeller after a kind of centrifugal fan, it is characterised in that including mid-game (3), mid-game opens up mid-game locating slot on (3)
(3.1), mid-game (3) both sides are provided with wind wheel blade, corresponding mid-game locating slot (3.1), and wind wheel blade is provided with the second locating detent
(2.2), the second locating detent (2.2) is caught in mid-game locating slot (3.1), and wind wheel blade is with mid-game (3) by being welded to connect;Wind wheel leaf
Be provided with side disk on the outside of piece, disk locating slot (1.1) when being opened up on disk, corresponding sides disk locating slot (1.1), wind wheel blade is provided with the
One locating detent (2.1), the first locating detent (2.1) are caught in side disk locating slot (1.1), and wind wheel blade is with side disk by being welded to connect.
9. to impeller after centrifugal fan according to claim 8, it is characterised in that mid-game locating slot (3.1) is at least set
2 are put, the corresponding mid-game locating slot (3.1) of the second locating detent (2.2) is set.
10. to impeller after centrifugal fan according to claim 8, it is characterised in that side disk locating slot (1.1) is at least set
2 are put, the first locating detent (2.1) corresponding sides disk locating slot (1.1) is set.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710868498.7A CN107642501A (en) | 2017-09-22 | 2017-09-22 | To impeller and its self-positioning welding fabrication technique after centrifugal fan |
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Application Number | Priority Date | Filing Date | Title |
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CN201710868498.7A CN107642501A (en) | 2017-09-22 | 2017-09-22 | To impeller and its self-positioning welding fabrication technique after centrifugal fan |
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CN201710868498.7A Pending CN107642501A (en) | 2017-09-22 | 2017-09-22 | To impeller and its self-positioning welding fabrication technique after centrifugal fan |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108916111A (en) * | 2018-09-05 | 2018-11-30 | 上海瑞晨环保科技股份有限公司 | A kind of abrasion proof impeller for centrifugal blower |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS5440312A (en) * | 1977-09-05 | 1979-03-29 | Hitachi Ltd | Impeller |
KR100265648B1 (en) * | 1997-10-09 | 2001-01-15 | 정영교 | Method for manufacturing blade impeller and blade impeller manufactured by such method |
CN2677674Y (en) * | 2003-11-03 | 2005-02-09 | 赵志红 | Steel riveting and welding type fan impeller |
CN204253389U (en) * | 2014-09-29 | 2015-04-08 | 西门子公司 | Motor ventilating fan and there is the motor of this motor ventilating fan |
-
2017
- 2017-09-22 CN CN201710868498.7A patent/CN107642501A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5440312A (en) * | 1977-09-05 | 1979-03-29 | Hitachi Ltd | Impeller |
KR100265648B1 (en) * | 1997-10-09 | 2001-01-15 | 정영교 | Method for manufacturing blade impeller and blade impeller manufactured by such method |
CN2677674Y (en) * | 2003-11-03 | 2005-02-09 | 赵志红 | Steel riveting and welding type fan impeller |
CN204253389U (en) * | 2014-09-29 | 2015-04-08 | 西门子公司 | Motor ventilating fan and there is the motor of this motor ventilating fan |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108916111A (en) * | 2018-09-05 | 2018-11-30 | 上海瑞晨环保科技股份有限公司 | A kind of abrasion proof impeller for centrifugal blower |
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Application publication date: 20180130 |