CN206883080U - Boiler water circulating pump impeller welding positioning tool - Google Patents

Boiler water circulating pump impeller welding positioning tool Download PDF

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Publication number
CN206883080U
CN206883080U CN201720440482.1U CN201720440482U CN206883080U CN 206883080 U CN206883080 U CN 206883080U CN 201720440482 U CN201720440482 U CN 201720440482U CN 206883080 U CN206883080 U CN 206883080U
Authority
CN
China
Prior art keywords
blade
positioning
alignment pin
positioning boss
plate
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.)
Expired - Fee Related
Application number
CN201720440482.1U
Other languages
Chinese (zh)
Inventor
徐成
姚荣祥
周巧霞
张晓燕
陈林
丁孟良
黄玉梅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hefei Wanhua Electric Pump Co Ltd
Original Assignee
Hefei Wanhua Electric Pump Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hefei Wanhua Electric Pump Co Ltd filed Critical Hefei Wanhua Electric Pump Co Ltd
Priority to CN201720440482.1U priority Critical patent/CN206883080U/en
Application granted granted Critical
Publication of CN206883080U publication Critical patent/CN206883080U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

Boiler water circulating pump impeller welding positioning tool, including blade location-plate, positioning boss, alignment pin, blade locating translot is offered on the blade location-plate, the circle center for the circle that rounded arrangement and the blade locating translot starting point are formed matches the blade locating translot beginning and end with circle center where the blade location-plate respectively, the circle center for the circle that the blade locating translot terminal is formed matches with circle center where the blade location-plate, and the blade locating translot is curved.The beneficial effects of the utility model are:(1)The locating effect that the utility model realizes blade is good, avoid in welding process blade occur position skew and caused by welding effect it is not accurate;(2)The cross cramp design of positioning boss and positioning sheath makes the fixed effect of positioning boss in itself good, avoids rotation and the radial deflection of positioning boss itself.

Description

Boiler water circulating pump impeller welding positioning tool
Technical field
It the utility model is related to stove water pump field, and in particular to boiler water circulating pump impeller welding positioning tool.
Background technology
Boiler water circulating pump, it is in overcritical big-and-middle-sized unit, in order to ensure boiler water-cooling wall when starting and underload Interior flow velocity is provided with recirculating line system, and boiler water circulating pump is to be located in boiler evaporating system to bear HTHP and make medium A kind of big flow of forced flow, low lift centrifugal pump of single stage type.Wherein impeller is one of part in boiler water circulating pump, and impeller is handle Energy is transmitted to the vaned rotary body of tool of liquid, refers to the wheel disc equipped with movable vane, is the part of impulse turbine rotor, The general name of finger wheel disk and the moving blade being installed on it again.Impeller is all that welding assembly to be passed through can be brought and make in a pre-installation With impeller is usually that blade is welded on front shroud of impeller in welding process, if occurring position skew in welding process Or positioning is inaccurate, just occurs that the impeller welding result is not accurate, causes the wheel retirement, production efficiency can also reduce.
Utility model content
The purpose of this utility model is to overcome deficiency of the prior art, there is provided boiler water circulating pump impeller welding is used fixed Position frock, solves the problems, such as that prior art is present, the positioning tool locating effect is good, is not in leaf in welding process Welding result is not accurate caused by position skew occur in wheel front shroud and blade, improves the efficiency and yields of production.
In order to solve the above technical problems, the technical solution of the utility model is:
Boiler water circulating pump impeller welding positioning tool, including blade location-plate, positioning boss, alignment pin, the blade Blade locating translot, the rounded arrangement of the blade locating translot beginning and end difference and the blade are offered on location-plate The circle center for the circle that locating translot starting point is formed matches with circle center where the blade location-plate, the blade locating translot The circle center for the circle that terminal is formed matches with circle center where the blade location-plate, and the blade locating translot is curved;
The positioning boss is vertical at the blade location-plate center, and the positioning boss is justified including positioning boss Side face, positioning boss section, positioning hole, alignment pin neck, blade positioning vertical slot, the positioning boss section is laterally located at described Positioning boss periphery upper and lower, the positioning hole, the positioning hole excircle are longitudinally offered on the positioning boss section Edge offers alignment pin neck on the close positioning boss section, and leaf is longitudinally offered on the positioning boss periphery Piece positions vertical slot;
The alignment pin includes alignment pin section, alignment pin periphery, alignment pin clamp, and the alignment pin section is laterally set In being longitudinally provided with the alignment pin clamp on the alignment pin periphery upper and lower, the alignment pin periphery.
Preferably, the blade locating translot is six.
Preferably, the alignment pin neck is four.
Preferably, the blade positioning vertical slot is six.
Preferably, the alignment pin clamp is four.
The beneficial effects of the utility model are:(1)The locating effect that the utility model realizes blade is good, avoids weldering In termination process blade occur position skew and caused by welding effect it is not accurate;(2)The cross cramp of positioning boss and positioning sheath Design makes the fixed effect of positioning boss in itself good, avoids rotation and the radial deflection of positioning boss itself.
Brief description of the drawings
Accompanying drawing 1 is the utility model structure diagram;
Accompanying drawing 2 is alignment pin and positioning boss structural representation.
In accompanying drawing:100th, blade location-plate;101st, blade locating translot;200th, positioning boss;201st, positioning boss circumference Face;202nd, positioning boss section;203rd, blade positioning vertical slot;204th, positioning hole;205th, alignment pin neck;300th, alignment pin; 301st, alignment pin section;302nd, alignment pin periphery;303rd, alignment pin clamp;400th, front shroud of impeller.
Embodiment
The effect of to make to architectural feature of the present utility model and being reached, has a better understanding and awareness, to compared with Good embodiment and accompanying drawing coordinate detailed description, are described as follows:
Boiler water circulating pump impeller welding positioning tool, including blade location-plate 100, positioning boss 200, alignment pin 300, Blade locating translot 101 is offered on the blade location-plate 100, the blade locating translot 101 is six, and the blade is determined The circle center for the circle that the position rounded arrangement of translot 101 beginning and end difference and the starting point of blade locating translot 101 are formed with Circle center matches where the blade location-plate 100, the circle center for the circle that the terminal of blade locating translot 101 is formed and institute Circle center matches where stating blade location-plate 100, and the blade locating translot 101 is curved, and the radian of its arc is with wanting The blade radian of welding matches.
The positioning boss 200 is vertical at the center of blade location-plate 100, and the positioning boss 200 includes Positioning boss periphery 201, positioning boss section 202, positioning hole 204, alignment pin neck 205, blade positioning vertical slot 203, institute State positioning boss section 202 and be laterally located at the upper and lower of positioning boss periphery 201, indulged on the positioning boss section 202 To the positioning hole 204 is offered, the outer circumferential edges of positioning hole 204 open up on the close positioning boss section 202 There is alignment pin neck 205, the alignment pin neck 205 is four, is longitudinally offered on the positioning boss periphery 202 described Blade positions vertical slot 203, and the blade positioning vertical slot 203 is six.The number of the blade positioning vertical slot 203 and the blade The number of locating translot 101 is equal, is all six in the embodiment, the impeller blade number with required welding is also equal , in practical operation, of the blade positioning vertical slot 203 and the blade locating translot 101 can be set as needed Number, as long as ensureing its number as the number of required welding impeller blade.The height of blade positioning vertical slot 203 and The width of required welding blade is consistent, and the radian of the blade locating translot 101 is consistent with the radian of required welding blade, length Also it is consistent.
The alignment pin 300 includes alignment pin section 301, alignment pin periphery 302, alignment pin clamp 303, the positioning Pin section 301 is laterally located at the upper and lower of alignment pin periphery 302, is longitudinally provided with the alignment pin periphery 302 described Alignment pin clamp 303, the alignment pin clamp 303 be four, 205 numbers of its number and the alignment pin neck be it is equal, Four are set in the embodiment, specifically, the alignment pin 300 need to be only put into the positioning hole 204, while described in guarantee Alignment pin clamp 303 is just caught in the alignment pin neck 205, so ensures that the positioning boss 200 is not in Rotation or radial motion and caused positioning is inaccurate.Wherein as shown in Figure 2, the width d2 of the alignment pin clamp 303 and The width d1 of the alignment pin neck 205 is consistent.As shown in Figure 1, by the alignment pin 300 by the positioning boss 200 After having good positioning, it is fixed in the blade locating translot 101 and blade positioning vertical slot 203 only to place required welding blade Position is blocked, and front shroud of impeller 400 shown in figure then is sheathed on into the positioning boss centered on the positioning boss 200 200 peripheries, then carry out to the welding between blade and front shroud of impeller 400.
The beneficial effects of the utility model are:(1)The locating effect that the utility model realizes blade is good, avoids weldering In termination process blade occur position skew and caused by welding effect it is not accurate;(2)The cross cramp of positioning boss and positioning sheath Design makes the fixed effect of positioning boss in itself good, avoids rotation and the radial deflection of positioning boss itself.
It should be understood by those skilled in the art that the utility model is not restricted to the described embodiments, above-described embodiment and Simply principle of the present utility model described in specification, this practicality on the premise of the spirit and scope of the utility model is not departed from New also to have various changes and modifications, these changes and improvements are both fallen within claimed the scope of the utility model.This The protection domain of utility model requirement is defined by appended claims and its equivalent.

Claims (5)

1. boiler water circulating pump impeller welding positioning tool, it is characterised in that:Including blade location-plate, positioning boss, alignment pin, Offer blade locating translot on the blade location-plate, the rounded arrangement of the blade locating translot beginning and end difference and The circle center for the circle that the blade locating translot starting point is formed matches with circle center where the blade location-plate, the blade The circle center for the circle that locating translot terminal is formed matches with circle center where the blade location-plate, the blade locating translot It is curved;
The positioning boss is vertical at the blade location-plate center, and the positioning boss includes positioning boss circumference Face, positioning boss section, positioning hole, alignment pin neck, blade positioning vertical slot, the positioning boss section is laterally located at described fixed Position boss periphery upper and lower, longitudinally offers the positioning hole, the positioning hole circumferential periphery on the positioning boss section Edge offers alignment pin neck on the close positioning boss section, and blade is longitudinally offered on the positioning boss periphery Position vertical slot;
The alignment pin includes alignment pin section, alignment pin periphery, alignment pin clamp, and the alignment pin section is laterally located at institute Alignment pin periphery upper and lower is stated, the alignment pin clamp is longitudinally provided with the alignment pin periphery.
2. boiler water circulating pump impeller welding positioning tool according to claim 1, it is characterised in that:The blade positioning Translot is six.
3. boiler water circulating pump impeller welding positioning tool according to claim 1, it is characterised in that:The positioning pin card Groove is four.
4. boiler water circulating pump impeller welding positioning tool according to claim 1, it is characterised in that:The blade positioning Vertical slot is six.
5. boiler water circulating pump impeller welding positioning tool according to claim 1, it is characterised in that:The positioning pin card Plate is four.
CN201720440482.1U 2017-04-25 2017-04-25 Boiler water circulating pump impeller welding positioning tool Expired - Fee Related CN206883080U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720440482.1U CN206883080U (en) 2017-04-25 2017-04-25 Boiler water circulating pump impeller welding positioning tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720440482.1U CN206883080U (en) 2017-04-25 2017-04-25 Boiler water circulating pump impeller welding positioning tool

Publications (1)

Publication Number Publication Date
CN206883080U true CN206883080U (en) 2018-01-16

Family

ID=61324734

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720440482.1U Expired - Fee Related CN206883080U (en) 2017-04-25 2017-04-25 Boiler water circulating pump impeller welding positioning tool

Country Status (1)

Country Link
CN (1) CN206883080U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112318015A (en) * 2020-10-21 2021-02-05 淄博水环真空泵厂有限公司 Process method for robot welding of super-huge type water ring vacuum pump impeller and implementation equipment
CN113843493A (en) * 2021-09-26 2021-12-28 苏州朗坤自动化设备股份有限公司 Axial impeller fusing machine of cross flow fan

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112318015A (en) * 2020-10-21 2021-02-05 淄博水环真空泵厂有限公司 Process method for robot welding of super-huge type water ring vacuum pump impeller and implementation equipment
CN112318015B (en) * 2020-10-21 2021-06-04 淄博水环真空泵厂有限公司 Process method for robot welding of super-huge type water ring vacuum pump impeller and implementation equipment
CN113843493A (en) * 2021-09-26 2021-12-28 苏州朗坤自动化设备股份有限公司 Axial impeller fusing machine of cross flow fan

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180116

Termination date: 20180425

CF01 Termination of patent right due to non-payment of annual fee