CN208374556U - The welding fixture on draught fan impeller chassis and blade - Google Patents
The welding fixture on draught fan impeller chassis and blade Download PDFInfo
- Publication number
- CN208374556U CN208374556U CN201820497149.9U CN201820497149U CN208374556U CN 208374556 U CN208374556 U CN 208374556U CN 201820497149 U CN201820497149 U CN 201820497149U CN 208374556 U CN208374556 U CN 208374556U
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- CN
- China
- Prior art keywords
- mentioned
- compression bar
- turntable
- draught fan
- fan impeller
- 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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Abstract
The utility model provides the welding fixture on a kind of draught fan impeller chassis and blade, belongs to field of mechanical technique.It solves the problems, such as the prior art there is welding precisions not high.The welding fixture on this draught fan impeller chassis and blade, including rack, turntable and clamping piece, above-mentioned turntable is axially connected in rack, above-mentioned clamping piece is connected on turntable, and the center of turntable has the positioning region for positioning chassis, and above-mentioned clamping piece includes pedestal, cylinder and compression bar, above-mentioned pedestal is connected on turntable, above-mentioned cylinder is connected on pedestal, and above-mentioned compression bar is connected with cylinder and cylinder energy band dynamic pressure bar is translated relative to turntable, and above-mentioned pedestal, cylinder and compression bar form locating unit.The welding fixture welding precision of this draught fan impeller chassis and blade is high.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to the welding fixture on a kind of draught fan impeller chassis and blade.
Background technique
Draught fan impeller is the important composition part in blower, it includes chassis, top plate and blade, and above-mentioned chassis and top plate are flat
Row setting, the quantity of blade are that several and blade are evenly arranged between chassis and top plate, and the two sides of blade are respectively fixedly connected on chassis
In top plate.
In order to guarantee that the connective stability between blade and chassis, usual blade are welded on chassis.
But existing weld job is entirely to rely on manually to be operated, welding quality fully relies on operator's warp
Test decision, and due to being manual work, welding efficiency is also relatively low.
Summary of the invention
The purpose of this utility model is in view of the above-mentioned problems existing in the prior art, to provide a kind of registration and welding effect
The welding fixture on rate high draught fan impeller chassis and blade.
The purpose of this utility model can be realized by the following technical scheme:
A kind of welding fixture on draught fan impeller chassis and blade, including rack, turntable and clamping piece, above-mentioned turntable are axially solid
Even on the rack, above-mentioned clamping piece is connected on turntable, which is characterized in that the center of turntable has determines for positioning chassis
Position portion, above-mentioned clamping piece include pedestal, cylinder and compression bar, and above-mentioned pedestal is connected on turntable, and above-mentioned cylinder is connected on pedestal,
Above-mentioned compression bar is connected with cylinder and cylinder energy band dynamic pressure bar is translated relative to turntable, and above-mentioned pedestal, cylinder and compression bar are formed centainly
Bit location, the quantity of the positioning unit is several and is circumferentially evenly arranged on turntable edge, has between adjacent two positioning unit
There is the location structure for locating blades.
The chassis of draught fan impeller is since center has perforative through-hole, and positioning region and center chassis is logical in this welding fixture
Hole matches.
Base plate cover can make chassis is stable to be connected in this jig at positioning region.
Certainly, in above-mentioned action process, compression bar is in contraction state.Behind chassis and turntable stable connection, if
Dry gas cylinder synchronization action, stretches out all compression bars all, thus being pressed on chassis between compression bar and turntable.
Then, blade is positioned by the location structure between adjacent two positioning unit, the blade positioned sticks on bottom
On disk.
At this point, chassis and several blades are positioned, by operator, in welding, there is no need to chassis and leaf at this time
Piece is additionally fixed.
Certainly, after blade and chassis weld together, cylinder drives compression bar to retract, to make the draught fan impeller of welding fabrication
Easily by being dismantled in this jig.
In the welding fixture of above-mentioned draught fan impeller chassis and blade, there is guide rail on above-mentioned pedestal, above-mentioned compression bar connects
It connects at guide rail.
Pressure bar stabilization can be made to translate under the action of guide rail.
In the welding fixture of above-mentioned draught fan impeller chassis and blade, the compression bar inner end is connected with cylinder, outside compression bar
End can be moved to close at center of turntable, and above-mentioned compression bar outer end has the excessive portion of smooth excessiveness.
In the welding fixture of above-mentioned draught fan impeller chassis and blade, the excessive portion is the circle at compression bar outer end
Angle.
In the welding fixture of above-mentioned draught fan impeller chassis and blade, the excessive portion is falling at compression bar outer end
Angle.
Under the action of excessive portion, card resistance will not occur with chassis in compression bar moving process.
In the welding fixture of above-mentioned draught fan impeller chassis and blade, the positioning region is to protrude from determining for center of turntable
Position column.
In the welding fixture of above-mentioned draught fan impeller chassis and blade, the positioning column is an integral structure with turntable.
In the welding fixture of above-mentioned draught fan impeller chassis and blade, the location structure includes locating piece one and positioning
Block two, above-mentioned locating piece one are hinged at the compression bar outer end of one of positioning unit, and locating piece two is connected to and above-mentioned positioning
There is the positioning recess for locating blades one end at the compression bar side of the adjacent another positioning unit of unit, on locating piece one
One, there is on locating piece two positioning recess two for the locating blades other end.
Locating piece two is fixed with a wherein compression bar, and locating piece one and an other adjacent compression bar are hinged.Such knot
Structure can guarantee that the both ends of blade can obtain two stable position of locating piece one and locating piece.
Specifically, one end of blade, at positioning recess one, the other end of blade is at positioning recess two.Pass through
The structure is located in blade is stable between adjacent two compression bar.
Locating piece one can slightly be swung, and can be further ensured that the connective stability of blade Yu this jig in this way.
In the welding fixture of above-mentioned draught fan impeller chassis and blade, the locating piece one includes V-shaped ontology, this
There is connecting rod in the shape of a rod at the V-Bottom portion of body, above-mentioned compression bar outer end have recessed notch and indentations bottom size compared with
Big hinged mouth, above-mentioned connecting rod and hinged mouth match and connecting rod is at hinged mouth, the V shape recess shape of above-mentioned ontology
At the positioning recess one.
Cooperated by connecting rod and hinged mouth, makes entire locating piece one is stable to be hinged on compression bar.
In the welding fixture of above-mentioned draught fan impeller chassis and blade, the V shape indent of the ontology is all had outward
The gear edge of side protrusion, when the connecting rod of ontology is swung at hinged mouth, above-mentioned gear edge can be resisted against compression bar side.
Gear is along the purpose for playing limit, that is to say, that ontology can only be swung by a small margin in the range of setting.
In the welding fixture of above-mentioned draught fan impeller chassis and blade, there is recessed locating slot in the middle part of the compression bar,
Above-mentioned locating piece two is connected at locating slot and the side of positioning recess two and compression bar flush.
After link block two is embedded in locating slot, it is connected firmly to link block two on compression bar by fastener.
Compared with prior art, the welding fixture of this draught fan impeller chassis and blade is since there are two effects for compression bar tool: its
One, for being positioned to chassis；Secondly, for blade position.Therefore, this jig structure is compact, and position stability
It is high.
Meanwhile several blades can be made to be both positioned at chassis side under the action of this jig, in operator's welding process not
It needs additionally to fix above-mentioned part again, welding precision is not only relatively high, but also operating efficiency is also relatively high, has very high reality
With value.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the welding fixture of this draught fan impeller chassis and blade.
Fig. 2 is the schematic view of the front view of the welding fixture of this draught fan impeller chassis and blade.
Fig. 3 is the structural schematic diagram in the welding fixture of this draught fan impeller chassis and blade at compression bar outer end.
In figure, 1, rack；2, turntable；2a, positioning region；3, pedestal；3a, guide rail；4, cylinder；5, compression bar；5b, hinged mouth；
5c, locating slot；6, locating piece one；6a, ontology；6b, connecting rod；6c, gear edge；7, locating piece two；8, chassis；9, blade.
Specific embodiment
As shown in Figure 1, the welding fixture on this draught fan impeller chassis and blade, including rack 1, turntable 2 and clamping piece, on
It states turntable 2 to be axially connected in rack 1, above-mentioned clamping piece is connected on turntable 2, and 2 center of turntable has for positioning bottom
The positioning region 2a of disk, above-mentioned clamping piece include pedestal 3, cylinder 4 and compression bar 5, and above-mentioned pedestal 3 is connected on turntable 2, above-mentioned cylinder
4 are connected on the base 3, and above-mentioned compression bar 5 is connected with cylinder 4 and 4 energy band dynamic pressure bar 5 of cylinder is translated relative to turntable 2, above-mentioned pedestal
3, cylinder 4 and compression bar 5 form locating unit, and the quantity of the positioning unit is several and is circumferentially evenly arranged on 2 edge of turntable
Locate, there is the location structure for locating blades 9 between adjacent two positioning unit.
There is guide rail 3a, above-mentioned compression bar 5 is connected at guide rail 3a on above-mentioned pedestal 3.
5 inner end of compression bar is connected with cylinder 4, and 5 outer end of compression bar can be moved to close at 2 center of turntable, above-mentioned compression bar 5
Outer end has the excessive portion of smooth excessiveness.
In the present embodiment, the excessive portion is the fillet at compression bar outer end.According to the actual situation, the excessive portion is
Chamfering at compression bar outer end is also feasible.
The positioning region is the positioning column for protruding from 2 center of turntable.
The positioning column is an integral structure with turntable 2.
As shown in Figure 1 and Figure 2 and Figure 3, the location structure includes locating piece 1 and locating piece 27, above-mentioned locating piece one
6 are hinged at 5 outer end of compression bar of one of positioning unit, and locating piece 27 is connected to adjacent with above-mentioned positioning unit another
There is the positioning recess one for 9 one end of locating blades, locating piece 27 at 5 side of compression bar of positioning unit, on locating piece 1
The upper positioning recess two with for 9 other end of locating blades.
The locating piece one includes V-shaped ontology 6a, has connecting rod 6b in the shape of a rod at the V-Bottom portion of ontology 6a,
Above-mentioned 5 outer end of compression bar has recessed notch and in the larger-size hinged mouth 5b of indentations bottom, above-mentioned connecting rod 6b and hinged
Mouth 5b matches and connecting rod 6b is at hinged mouth 5b, and the V-arrangement recess of above-mentioned ontology 6a forms the positioning recess one.
The V-arrangement indent of the ontology all has the gear protruded outward along 6c, when the connecting rod 6b of ontology 6a is hinged
Above-mentioned gear can be resisted against 5 side of compression bar along 6c when swinging at mouth 5b.
There is recessed locating slot 5c, above-mentioned locating piece 27 is connected at locating slot 5c and positions recessed in the middle part of the compression bar 5
The side of mouth two and 5 flush of compression bar.
The chassis of draught fan impeller is since center has perforative through-hole, and positioning region and center chassis is logical in this welding fixture
Hole matches.
Base plate cover can make chassis is stable to be connected in this jig at positioning region.
Certainly, in above-mentioned action process, compression bar is in contraction state.Behind chassis and turntable stable connection, if
Dry gas cylinder synchronization action, stretches out all compression bars all, thus being pressed on chassis between compression bar and turntable.
Then, blade is positioned by the location structure between adjacent two positioning unit, the blade positioned sticks on bottom
On disk.
At this point, chassis and several blades are positioned, by operator, in welding, there is no need to chassis and leaf at this time
Piece is additionally fixed.
Certainly, after blade and chassis weld together, cylinder drives compression bar to retract, to make the draught fan impeller of welding fabrication
Easily by being dismantled in this jig.
Claims (10)
1. a kind of welding fixture on draught fan impeller chassis and blade, including rack, turntable and clamping piece, above-mentioned turntable is axially connected
On the rack, above-mentioned clamping piece is connected on turntable, which is characterized in that the center of turntable has the positioning for positioning chassis
Portion, above-mentioned clamping piece include pedestal, cylinder and compression bar, and above-mentioned pedestal is connected on turntable, and above-mentioned cylinder is connected on pedestal, on
State that compression bar is connected with cylinder and cylinder energy band dynamic pressure bar is translated relative to turntable, above-mentioned pedestal, cylinder and compression bar form a positioning
Unit, the quantity of the positioning unit is several and is circumferentially evenly arranged on turntable edge, has between adjacent two positioning unit
Location structure for locating blades.
2. the welding fixture on draught fan impeller chassis and blade according to claim 1, which is characterized in that have on above-mentioned pedestal
There is guide rail, above-mentioned compression bar is connected at guide rail.
3. the welding fixture on draught fan impeller chassis and blade according to claim 2, which is characterized in that the compression bar inner end
It is connected with cylinder, compression bar outer end can be moved to close at center of turntable, and above-mentioned compression bar outer end has the excessive portion of smooth excessiveness.
4. the welding fixture on draught fan impeller chassis and blade according to claim 3, which is characterized in that the excessive portion
For the fillet at compression bar outer end.
5. the welding fixture on draught fan impeller chassis and blade according to claim 3, which is characterized in that the excessive portion
For the chamfering at compression bar outer end.
6. the welding fixture on draught fan impeller chassis and blade according to claim 4, which is characterized in that the positioning region is
Protrude from the positioning column of center of turntable.
7. the welding fixture on draught fan impeller chassis and blade according to claim 6, which is characterized in that the positioning column with
Turntable is an integral structure.
8. the welding fixture on draught fan impeller chassis and blade according to claim 7, which is characterized in that the location structure
Including locating piece one and locating piece two, above-mentioned locating piece one is hinged at the compression bar outer end of one of positioning unit, locating piece
Two are connected at the compression bar side of another positioning unit adjacent with above-mentioned positioning unit, have on locating piece one for positioning leaf
The positioning recess one of piece one end has the positioning recess two for the locating blades other end on locating piece two.
9. the welding fixture on draught fan impeller chassis and blade according to claim 8, which is characterized in that the locating piece one
Including V-shaped ontology, there is connecting rod in the shape of a rod at the V-Bottom portion of ontology, above-mentioned compression bar outer end has recessed notch
And in the larger-size hinged mouth of indentations bottom, above-mentioned connecting rod matches with hinged mouth and connecting rod is at hinged mouth, on
The V-arrangement recess for stating ontology forms the positioning recess one.
10. the welding fixture on draught fan impeller chassis and blade according to claim 9, which is characterized in that the V of the ontology
Shape indent all has the gear edge protruded outward, and when the connecting rod of ontology is swung at hinged mouth, above-mentioned gear is along can be against
In compression bar side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820497149.9U CN208374556U (en) | 2018-04-09 | 2018-04-09 | The welding fixture on draught fan impeller chassis and blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820497149.9U CN208374556U (en) | 2018-04-09 | 2018-04-09 | The welding fixture on draught fan impeller chassis and blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208374556U true CN208374556U (en) | 2019-01-15 |
Family
ID=64975823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820497149.9U Expired - Fee Related CN208374556U (en) | 2018-04-09 | 2018-04-09 | The welding fixture on draught fan impeller chassis and blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208374556U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108381092A (en) * | 2018-04-09 | 2018-08-10 | 浙江马尔风机有限公司 | The welding fixture on draught fan impeller chassis and blade |
-
2018
- 2018-04-09 CN CN201820497149.9U patent/CN208374556U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108381092A (en) * | 2018-04-09 | 2018-08-10 | 浙江马尔风机有限公司 | The welding fixture on draught fan impeller chassis and blade |
| CN108381092B (en) * | 2018-04-09 | 2023-09-29 | 浙江马尔风机有限公司 | Welding jig for fan impeller chassis and blades |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190115 |