CN202021443U - Mold for welding impeller - Google Patents
Mold for welding impeller Download PDFInfo
- Publication number
- CN202021443U CN202021443U CN 201120084859 CN201120084859U CN202021443U CN 202021443 U CN202021443 U CN 202021443U CN 201120084859 CN201120084859 CN 201120084859 CN 201120084859 U CN201120084859 U CN 201120084859U CN 202021443 U CN202021443 U CN 202021443U
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- pressing plate
- hole
- impeller
- pin
- bolt
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Abstract
The utility model relates to a mold for welding an impeller, in particular to a positioning mold for welding a lower cover plate and blades together. The mold is characterized by comprising a base; a round concave pit is arranged on the base; a round boss is arranged at the center of the bottom of the round concave pit; a bolt which is vertical to the pit bottom is arranged at the center of the round boss; the lower end of the bolt is fixedly connected with the upper surface of the round boss; an opening of the round concave pit is provided with a pressing plate which is round, the diameter of the pressing plate is equal to that of the base, the center of the pressing plate is raised upwards, and smooth transition exists from the center of the pressing plate to the edges of the pressing plate, so that the pressing plate is matched with the shape of the lower cover plate of the impeller. A shaft hole is arranged at the center of the pressing plate; the upper end of the bolt is inserted into a screw hole from the lower part of the pressing plate and extends out of the pressing plate, and the upper end of the bolt is spirally provided with a nut. Spiral through grooves are uniformly distributed at the periphery of the shaft hole of the pressing hole, and the quantity of the spiral through grooves is correspondingly same as that of the blades of the impeller. The mold is adopted for welding the impeller, so that the product quality is higher.
Description
Technical field
The utility model relates to a kind of mould.Specifically, be to be used for jig that lower cover and blade are welded together.Be applicable to the lower cover and the interlobate welding of impeller on the booster water pump.
Background technology
Know all that at the water pump production industry impeller on the booster water pump all is to adopt stainless steel substrates to be welded.During welding, need position and they and lower cover could be welded together blade.Wherein, the location between blade and lower cover all is to adopt anchor clamps to realize.Owing to adopt anchor clamps to position between blade and lower cover, therefore, welding between blade and lower cover can only adopt traditional argon arc welding mode along the several points of vertical spot welding of blade, makes to bring big slit, the impeller difficult quality guarantee of making between blade and lower cover.
The utility model content
Problem to be solved in the utility model provides a kind of impeller welding die.Adopt this mould to weld impeller, product quality is higher.
For addressing the above problem, take following technical scheme:
Impeller welding die characteristics of the present utility model are to comprise base, and circular pit is arranged above the base, and there is round boss at the center at the bottom of the hole of circular pit.There is bolt at the round boss center, and described bolt is straight with the hole dolly, and the bolt lower end is connected mutually with the round boss upper surface.On circular pit near coal-mine pressing plate is arranged, this pressing plate is circular, the equal diameters of its diameter and base, and projection on the mind-set wherein, and be smooth excessiveness to the edge from its center is so that the impeller lower cover shape of being welded with quilt is suitable.There is axis hole at the pressing plate center, and described bolt upper end is inserted screw and stretched out on pressing plate below pressing plate, and the bolt upper end is rotary with nut.Be evenly equipped with the helical form groove around the axis hole of pressing plate, the quantity of this helical form groove equates with the blade quantity of impeller and is corresponding.
The further improvement of the utility model scheme be the hole of circular pit along being provided with vertical alignment pin, and on the corresponding pressing plate of this vertical alignment pin edge vertical pin-and-hole is arranged, described vertical alignment pin upper end is moving type and stretches in this vertical pin-and-hole.
The hole wall that further improvement project of the present utility model is described circular pit is provided with horizontal pin-and-hole, laterally in the pin-and-hole located lateral pin is arranged, and laterally is activity between pin-and-hole and located lateral pin and cooperates.
Take such scheme, have the following advantages:
By such scheme as can be seen, owing to comprise base, circular pit is arranged above the base, there is round boss at the center at the bottom of the hole of circular pit, and the upper surface of round boss is a circular arc, so that suitable with the upper cover plate upper surface of impeller.There is bolt at the round boss center, and described bolt is straight with the hole dolly, and the bolt lower end is connected mutually with the round boss upper surface; On circular pit near coal-mine pressing plate is arranged, this pressing plate is circular, the equal diameters of its diameter and base, and projection on the mind-set wherein, and be smooth excessiveness to the edge from its center is so that the impeller lower cover shape of being welded with quilt is suitable.There is axis hole at the pressing plate center, and described bolt upper end is inserted screw and stretched out on pressing plate below pressing plate, and the bolt upper end is rotary with nut.Be evenly equipped with the helical form groove around the axis hole of pressing plate, the quantity of this helical form groove equates with the blade quantity of impeller and is corresponding.During welding, as long as will put into described circular pit by the prefabricated component that upper cover plate and six blades are formed, and make contact at the bottom of the hole of one side that upper cover plate do not have a blade and circular pit, blade up.Successively lower cover is placed on six blades then, pressing plate is placed on the lower cover, lower cover concave surface wherein and pressing plate concave surface are all down.Afterwards, screw nut, the following of lower cover fully contacted with the top of six blades.Can utilize laser-beam welding machine to the emission of six helical form grooves on pressing plate laser, can make between the lower cover of the top of six blades and impeller to weld together.Can realize the location without anchor clamps, utilize laser-beam welding machine to replace traditional argon arc welding mode, thereby avoid occurring between blade and lower cover the situation in big slit, make the impeller quality of making to guarantee.
Description of drawings
Fig. 1 is an impeller welding die structural representation of the present utility model;
Fig. 2 is the A-A cross-sectional schematic of the Fig. 1 through having amplified;
Fig. 3 removes pressing plate and nut and the schematic top plan view of Fig. 1 of having amplified;
Fig. 4 is an impeller welding die decomposing schematic representation of the present utility model.
The specific embodiment
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, impeller welding die of the present utility model comprises base 6, and this base is a short cylindrical shape, and its upper surface is processed with circular pit 10, and the center is processed with round boss 8 at the bottom of the hole of circular pit 10.Round boss 8 centers are provided with bolt 5, and described bolt 5 is straight with the hole dolly, form as one when casting between bolt 5 lower ends and round boss 8 upper surfaces.The near coal-mine pressing plate 2 that is provided with of circular pit 10, this pressing plate are circular, the equal diameters of its diameter and base 6, and the shape that raises up is processed at its center, and is smooth excessiveness from its center to the edge, so that suitable with impeller lower cover 9 shapes of being welded.Pressing plate 2 centers are processed with axis hole, and described bolt 5 upper ends are inserted screw and stretched out on pressing plate 2 below pressing plate 2, and bolt 5 upper ends are rotary with nut 4.Be evenly equipped with six helical form grooves 3 around the axis hole of pressing plate 2, so that corresponding with six blades 7 of impeller.Before the welding, one side, obtain by upper cover plate 11 and six prefabricated components that blade 7 is formed in advance with the upper cover plate 11 of impeller and welding together of six blades 7.During welding, will put into described circular pit 10 by the prefabricated component that upper cover plate 11 and six blades 7 are formed, and make contact at the bottom of the hole of one side that upper cover plate 11 do not have a blade 7 and circular pit 10, blade 7 up.Successively lower cover 9 is placed on six blades 7 then, pressing plate 2 is placed on the lower cover 9, lower cover 9 concave surfaces wherein and pressing plate 2 concave surfaces are all down.Afterwards, screw nut 4, the following of lower cover 9 fully contacted with the top of six blades 7.At last, utilize six the helical form grooves 3 emission laser of laser-beam welding machine, the top of six blades 7 and 9 of the lower covers of impeller are welded together pressing plate 2.
By upper cover plate 11 and six prefabricated component inertias that blade 7 is formed, on the hole wall of described circular pit 10 horizontal pin-and-hole is arranged when guaranteeing welding, laterally be furnished with located lateral pin 13 in the pin-and-hole, and laterally pin-and-hole is activity with 13 of located lateral pins and cooperates.
Claims (3)
1. an impeller welding die is characterized in that comprising base (6), and circular pit (10) is arranged above the base (6), and there is round boss (8) at the center at the bottom of the hole of circular pit (10); There is bolt (5) at round boss (8) center, and described bolt (5) is straight with the hole dolly, and bolt (5) lower end is connected mutually with round boss (8) upper surface; On circular pit (10) near coal-mine pressing plate (2) is arranged, this pressing plate is circular, the equal diameters of its diameter and base, and projection on the mind-set wherein, and be smooth excessiveness to the edge from its center is so that impeller lower cover (9) shape of being welded with quilt is suitable; There is axis hole at pressing plate (2) center, and described bolt (5) upper end is inserted screw and stretched out on pressing plate (2) below pressing plate (2), and bolt (5) upper end is rotary with nut (4); Be evenly equipped with helical form groove (3) around the axis hole of pressing plate (2), the quantity of this helical form groove equates with the blade of impeller (7) quantity and is corresponding.
2. impeller welding die according to claim 1, the hole that it is characterized in that circular pit (10) along on vertical alignment pin (1) is arranged, with on the corresponding pressing plate of this vertical alignment pin (2) edge vertical pin-and-hole (12) is arranged, described vertical alignment pin (1) upper end is moving type and stretches in this vertical pin-and-hole.
3. impeller welding die according to claim 1 and 2 is characterized in that on the hole wall of described circular pit (10) horizontal pin-and-hole being arranged, and laterally in the pin-and-hole located lateral pin (13) is arranged, and laterally is activity between pin-and-hole and located lateral pin (13) and cooperates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120084859 CN202021443U (en) | 2011-03-22 | 2011-03-22 | Mold for welding impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120084859 CN202021443U (en) | 2011-03-22 | 2011-03-22 | Mold for welding impeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202021443U true CN202021443U (en) | 2011-11-02 |
Family
ID=44846411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120084859 Expired - Fee Related CN202021443U (en) | 2011-03-22 | 2011-03-22 | Mold for welding impeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202021443U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102139416A (en) * | 2011-03-22 | 2011-08-03 | 无锡太博泵业有限公司 | Mould for welding impeller |
| CN103567688A (en) * | 2013-10-18 | 2014-02-12 | 上虞专用风机有限公司 | Welding tool for centrifugal fan impeller and application method thereof |
| CN104175050A (en) * | 2014-09-13 | 2014-12-03 | 蚌埠华泰液力变矩器有限公司 | Fixing device for pump impeller blade curved surface circumferential spot welding |
| CN104607849A (en) * | 2015-02-02 | 2015-05-13 | 山东双轮股份有限公司 | Stainless steel impeller welding technology and tool for electron-beam welding machine |
| CN104690470A (en) * | 2015-02-02 | 2015-06-10 | 山东双轮股份有限公司 | Front cover plate welding tool of stainless steel impeller for electron beam welding machine |
| CN105499889A (en) * | 2016-01-28 | 2016-04-20 | 无锡太博泵业有限公司 | Positioning seat for welding water pump cavity |
| CN105750737A (en) * | 2014-12-18 | 2016-07-13 | 泰科电子(上海)有限公司 | Cutting system |
| CN107511630A (en) * | 2017-09-29 | 2017-12-26 | 浙江融乐环境科技有限公司 | A kind of water pump guide vane welding tooling |
| CN107738052A (en) * | 2017-09-18 | 2018-02-27 | 蚌埠华泰液力变矩器股份有限公司 | A kind of turbine core circle and the fixing device of blade spot welding |
-
2011
- 2011-03-22 CN CN 201120084859 patent/CN202021443U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102139416A (en) * | 2011-03-22 | 2011-08-03 | 无锡太博泵业有限公司 | Mould for welding impeller |
| CN103567688A (en) * | 2013-10-18 | 2014-02-12 | 上虞专用风机有限公司 | Welding tool for centrifugal fan impeller and application method thereof |
| CN104175050A (en) * | 2014-09-13 | 2014-12-03 | 蚌埠华泰液力变矩器有限公司 | Fixing device for pump impeller blade curved surface circumferential spot welding |
| CN104175050B (en) * | 2014-09-13 | 2016-09-28 | 蚌埠华泰液力变矩器股份有限公司 | A kind of fixing device of pump impeller blade curved surface circumference spot welding |
| CN105750737A (en) * | 2014-12-18 | 2016-07-13 | 泰科电子(上海)有限公司 | Cutting system |
| CN105750737B (en) * | 2014-12-18 | 2018-01-09 | 泰科电子(上海)有限公司 | Diced system |
| CN104607849A (en) * | 2015-02-02 | 2015-05-13 | 山东双轮股份有限公司 | Stainless steel impeller welding technology and tool for electron-beam welding machine |
| CN104690470A (en) * | 2015-02-02 | 2015-06-10 | 山东双轮股份有限公司 | Front cover plate welding tool of stainless steel impeller for electron beam welding machine |
| CN105499889A (en) * | 2016-01-28 | 2016-04-20 | 无锡太博泵业有限公司 | Positioning seat for welding water pump cavity |
| CN107738052A (en) * | 2017-09-18 | 2018-02-27 | 蚌埠华泰液力变矩器股份有限公司 | A kind of turbine core circle and the fixing device of blade spot welding |
| CN107511630A (en) * | 2017-09-29 | 2017-12-26 | 浙江融乐环境科技有限公司 | A kind of water pump guide vane welding tooling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111102 Termination date: 20160322 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |