CN103233915A - Automobile water pump impeller, die for producing impellers and impeller manufacturing method - Google Patents
Automobile water pump impeller, die for producing impellers and impeller manufacturing method Download PDFInfo
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- CN103233915A CN103233915A CN2013101516395A CN201310151639A CN103233915A CN 103233915 A CN103233915 A CN 103233915A CN 2013101516395 A CN2013101516395 A CN 2013101516395A CN 201310151639 A CN201310151639 A CN 201310151639A CN 103233915 A CN103233915 A CN 103233915A
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Abstract
The invention discloses an automobile water pump impeller, a die for producing impellers and an impeller manufacturing method. The automobile water pump impeller comprises a base plate (1) and eight blades (2); at least one blade chamfering (3-1) is arranged on connection portions of the blades (2) and the base plate (1); every blade (2) is of an arc-shaped structure, arranged on the base plate (1) perpendicularly and connected with the base plate (1) in a dispersed mode; the middle of the base plate (1) is provided with an arc-shaped slope through hole (4); the proportion of the diameter of the through hole (4) and the diameter of the base plate (1) is 4 to 1; the proportion of the diameter of the base plate (1) and the width of the base plate (1) is 4 to 1; the inner radian and the outer radian of every blade (2) are 28-30 mm; and the slope through hole (4), the blades (2) and the base plate (1) are an integrated structure. By accurately adjusting an die casting angle and reasonably designing the shape of a die, the requirement of selecting relatively high material quality to be processed into the special shape of the water pump impeller is achieved; and the slope through hole, the blades and the base plate are formed by powder metallurgy materials in a pressing mode, so that the strength of the impeller is enhanced, the strength requirement of a cold stamping die is met, the service life is prolonged and the environment is protected.
Description
Technical field
The present invention relates to a kind of auto parts machinery field, the mould and the impeller making method that relate in particular to a kind of auto pump impeller and produce this impeller.
Background technique
Auto pump plays crucial effects to the cooling water cycle operation of whole car engine inside, at present, the auto pump impeller adopts ironcasting, sheet stamping member and plastic materials pressure injection to make mostly, the water pump that above-mentioned material is made in use often meets with corrosion, working life is short, foundry goods or working of plastics easily cause environmental pollution aborning, and stamping part is owing to shape, to the requirement of strength height of cold punching pressing mold; In addition, the water pump vane dynamic balance performance that adopts ironcasting, sheet stamping member and plastic materials pressure injection to make is difficult for accomplishing the standard-required of 40g/cm.
Summary of the invention
The method that the technical problem to be solved in the present invention provides a kind of water pump vane by powdered metallurgical material one injection-compression molding, produces the mould of this impeller and make this water pump vane.
In order to solve the problems of the technologies described above, the invention provides a kind of auto pump impeller, it comprises chassis and blade, described blade is eight, blade and joint, chassis are provided with at least one blade chamfering, described blade is arcuate structure, described blade is vertically installed on the chassis and with the chassis and is discrete shape coupled condition, be provided with arcuation domatic through hole in the middle of the described chassis, described through-hole diameter and chassis diameter proportion are 1:4, described chassis diameter and chassis height ratio are 4:1, the peripheral radian of described blade with in to enclose radian be 28-30mm, described domatic through hole, blade and chassis are monolithic construction, described domatic through hole, blade and chassis are formed by the powdered metallurgical material compacting, and described blade end and chassis outer rim are on same one side.
Described all blade tips also are provided with the blade chamfering between described blade tip and the chassis in chassis diameter 65 mm scopes, described blade chamfering scope is 0.5-1.0mm, and the arc radius of arcuation domatic through hole is 11-12 mm.
A kind of mould for the production of impeller in the present invention, it comprises upper punch, former, dashes for first time, dashes and plug for second time, upper punch, former, first time are dashed, dash for second time and plug is combined to form die cavity, described former is set to the former stepped shape, form negative impression in the former, described mandrel axis dashes and dashes for second time to being connected in first time, and described upper punch is dashed with first time and dashed for second time and match.
A kind of making method of impeller in the present invention; after impeller mold installs; the debugging press; former band step; when upper punch is unkitted, press run to 180 ° of seats in the plane; measure under the former to the first and dash; the height that dashes for second time; whether reach casting die height 3-5mm; filling former and dashing for first time; dash for second time, input press data are opened the press motor; this moment, press was 270 ° of seats in the plane; press the both hands control knob, the former filling begins, and dashes for first time and dashes filling simultaneously second time; dash and dash for second time the filling at place for first time and adopt inhalation; guarantee that eight lobe place filling powder amounts are identical, when press runs to 0 °, former and dashing for first time; finish towards filling for second time; the feed box powder feeding; when press ran to 15 °, feed box was return the feeding seat in the plane, and the upper punch pressing action begins simultaneously; upper punch runs in the negative impression; the press angles of display is between 122-130 °, and former floats downwards, and upper punch continues to move downward; when press operation angle during at 150 °; bed die floating puts in place, and during 165 ° of upper punch motions, the air pressure downward air pressure protection that resets is opened; upper punch continues to press down up to 180 °; impeller is shaped, from 190 °, and demoulding action beginning; the negative template beginning of leaving behind; when press runs to 230 °, big cylindrical depanning, former demoulding this moment push rod pushes up next plate; begin to take off to dash with second time for first time and be washed into the shape part; press runs to 250 °, and the casting die demoulding finishes, the top slide block backhaul; upper punch also continues to push down casting die; press runs to 260 ° of upper punch backhauls, and press runs to the seat in the plane, and the compacting action is finished.
Adopt said structure, beneficial effect of the present invention is:
Described blade is vertically installed on the chassis and with the chassis and is discrete shape coupled condition, be provided with arcuation domatic through hole in the middle of the described chassis, described domatic through hole, blade and chassis are monolithic construction, adopt the mode of whole pressure injection, accurately adjust the pressure injection angle and add rational designing mould shape, realized selecting for use higher material to be processed into the requirement of water pump vane special shape.
Described blade is eight, blade and joint, chassis are provided with at least one blade chamfering, described blade is arcuate structure, described through-hole diameter and chassis diameter proportion are 1:4, described chassis diameter and chassis height ratio are 4:1, the peripheral radian of described blade with in to enclose radian be 28-30mm, above-mentioned strictness to impeller angle is controlled accurately, cooling waterpump to whole automobile reaches the cooling effect, described blade end and chassis outer rim adopt the blade chamfering to connect on one side between blade and the chassis, make stressed evenly, avoid concentrating stressed weak part, increase the service life.
Described domatic through hole, blade and chassis are formed by the powdered metallurgical material compacting, strengthen impeller intensity, reach the requirement of strength of cold punching pressing mold, increase the service life the protection environment.
Described domatic through hole, blade and chassis are monolithic construction, and disposable injection-compression molding can be produced in enormous quantities, saves time, and reduces production costs.
Description of drawings
Fig. 1 is the structural representation of water pump vane of the present invention.
Fig. 2 is the ssembly drawing of production impeller mold of the present invention.
Embodiment
The present invention will be further described in detail below in conjunction with accompanying drawing.
As depicted in figs. 1 and 2, a kind of auto pump impeller, it comprises chassis 1 and blade 2, and described blade 2 is eight, and blade 2 is provided with blade chamfering 3-1 with 1 joint, chassis, and described blade chamfering 3-1 scope is 0.5-1.0mm.
Described blade 2 is arcuate structure, described blade 2 is vertically installed on the chassis 1 and with chassis 1 and is discrete shape coupled condition, be provided with arcuation domatic through hole 4 in the middle of the described chassis 1, described through hole 4 diameters and chassis 1 diameter proportion are 1:4, described chassis 1 diameter and chassis 1 height ratio are 4:1, described blade 2 peripheral radians with in to enclose radian be 28-30mm, described domatic through hole 4, blade 2 are monolithic construction with chassis 1, described domatic through hole 4, blade 2 formed by the powdered metallurgical material compacting with chassis 1, described blade 2 terminal with chassis 1 outer rim on one side.
Described all blade 2 tops also are provided with blade chamfering 3-2 between described blade 2 tops and the chassis in the 1 diameter 33-36 mm scope of chassis, described blade chamfering 3-2 scope is 0.5-1.0mm, and the arc radius of arcuation domatic through hole 4 is 11-12 mm.
A kind of mould for the production of impeller of the present invention, it comprise upper punch 5, former 8, first time towards 6-1, second time towards 6-2 and plug 7, upper punch 5, former, first time are combined to form die cavity towards 6-1, second time towards 6-2 and plug 7, described former 8 is set to the former stepped shape, form negative impression in the former 8, described plug 7 axially be connected in first time towards 6-1 and second time towards 6-2, described upper punch 5 with first time towards 6-1 with match towards 6-2 for second time.
The making flow process of water pump vane of the present invention is: after impeller mold installs; the debugging press; former band step; when upper punch 5 is unkitted, press run to 180 ° of seats in the plane; measure former 8 to first times towards 6-1; second time height towards 6-2; whether reach casting die height 3-5mm; filling former 8 and first time are towards 6-1; second time towards 6-2; input press data; open the press motor; this moment, press was 270 ° of seats in the plane; press the both hands control knob; former 8 fillings begin; first time filling simultaneously towards 6-1 and second time towards 6-2; first time towards 6-1 and second time filling employing inhalation towards the 6-2 place; guarantee that eight lobe place filling powder amounts are identical; when press runs to 0 °; former 8 and first time are towards 6-1; finish towards the 6-2 filling for second time, the feed box powder feeding is when press runs to 15 °; feed box is return the feeding seat in the plane; upper punch 5 pressing actions begin simultaneously, and upper punch 5 runs in the negative impression, and the press angles of display is between 122-130 °; former 8 floats downwards; upper punch 5 continues to move downward, and when press operation angle during at 150 °, former 8 floats and puts in place; during 165 ° of upper punch 5 motions; the air pressure downward air pressure protection that resets is opened, and upper punch 5 continues to press down up to 180 °, and impeller is shaped; from 190 °; demoulding action beginning, the negative template beginning of leaving behind is when press runs to 230 °; big cylindrical depanning; former demoulding this moment push rod pushes up next plate, begin to take off first time towards 6-1 and second time towards the 6-2 shaped portion, press runs to 250 °; the casting die demoulding finishes; the top slide block backhaul, upper punch 5 also continues to push down casting die, and press runs to 260 ° of upper punch backhauls; press runs to the seat in the plane, and the compacting action is finished.
Claims (8)
1. auto pump impeller, it comprises chassis (1) and blade (2), it is characterized in that: described blade (2) is eight, blade (2) is provided with at least one blade chamfering (3-1) with joint, chassis (1), described blade (2) is arcuate structure, described blade (2) is vertically installed in chassis (1) upward and is discrete shape coupled condition with chassis (1), be provided with arcuation domatic through hole (4) in the middle of the described chassis (1), described through hole (4) diameter and chassis (1) diameter proportion are 1:4, described chassis (1) diameter and chassis (1) height ratio are 4:1, the peripheral radian of described blade (2) with in to enclose radian be 28-30mm, described domatic through hole (4), blade (2) is monolithic construction with chassis (1).
2. auto pump impeller according to claim 1 is characterized in that: described domatic through hole (4), blade (2) are formed by the powdered metallurgical material compacting with chassis (1).
3. auto pump impeller according to claim 1 is characterized in that: described blade (2) terminal with chassis (1) outer rim on one side.
4. auto pump impeller according to claim 1, it is characterized in that: described all blades (2) top also is provided with blade chamfering (3-2) between described blade (2) top and the chassis in the diameter 65 mm scopes of chassis (1).
5. auto pump impeller according to claim 1, it is characterized in that: described blade chamfering (3-1,3-2) scope is 0.5-1.0mm.
6. auto pump impeller according to claim 1, it is characterized in that: the arc radius of arcuation domatic through hole (4) is 11-12 mm.
7. mould for the production of impeller, it comprises upper punch (5), former (8), dash (6-1) first time, dash (6-2) and plug (7) second time, upper punch (5), former, dash (6-1) first time, dash (6-2) and plug (7) for second time and be combined to form die cavity, it is characterized in that: described former (8) is set to the former stepped shape, form negative impression in the former (8), described plug (7) axially is connected in and dashes (6-1) for first time and dash (6-2) second time, and described upper punch (5) is dashed (6-1) with first time and dashed (6-2) for second time and match.
8. the making method of an impeller; it is characterized in that: after impeller mold installs; the debugging press; former band step; when being unkitted press run to 180 ° of seats in the plane in upper punch (5); measure former (8) and dash (6-1) to first time; dash the height of (6-2) second time; whether reach casting die height 3-5mm; (6-1) dashed in filling former (8) and first time; dash (6-2) second time; input press data; open the press motor; this moment, press was 270 ° of seats in the plane; press the both hands control knob; former (8) filling begins; dash (6-1) for first time and dash (6-2) filling simultaneously for second time; dash (6-1) for first time and dash the filling employing inhalation that (6-2) locates for second time; guarantee that eight lobe place filling powder amounts are identical; when press runs to 0 °; (6-1) dashed in former (8) and first time; dashing (6-2) filling second time finishes; the feed box powder feeding; when press runs to 15 °; feed box is return the feeding seat in the plane; upper punch (5) pressing action begins simultaneously; upper punch (5) runs in the negative impression; the press angles of display is between 122-130 °; former (8) floats downwards; upper punch (5) continues to move downward; when press operation angle during at 150 °; former (8) floats and to put in place, and during 165 ° of upper punch (5) motions, the air pressure downward air pressure protection that resets is opened; upper punch (5) continues to press down up to 180 °; impeller is shaped, from 190 °, and demoulding action beginning; the negative template beginning of leaving behind; when press runs to 230 °, big cylindrical depanning, former demoulding this moment push rod pushes up next plate; begin to take off and dash (6-1) for first time and dash (6-2) shaped portion second time; press runs to 250 °, and the casting die demoulding finishes, the top slide block backhaul; upper punch (5) also continues to push down casting die; press runs to 260 ° of upper punch backhauls, and press runs to the seat in the plane, and the compacting action is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101516395A CN103233915A (en) | 2013-04-27 | 2013-04-27 | Automobile water pump impeller, die for producing impellers and impeller manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101516395A CN103233915A (en) | 2013-04-27 | 2013-04-27 | Automobile water pump impeller, die for producing impellers and impeller manufacturing method |
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| Publication Number | Publication Date |
|---|---|
| CN103233915A true CN103233915A (en) | 2013-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101516395A Pending CN103233915A (en) | 2013-04-27 | 2013-04-27 | Automobile water pump impeller, die for producing impellers and impeller manufacturing method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108698118A (en) * | 2016-03-01 | 2018-10-23 | 赛峰飞机发动机公司 | The core of blading for cast turbine engine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005240557A (en) * | 2004-02-24 | 2005-09-08 | Kitsuta Seisan Kogyosho:Kk | Method of manufacturing impeller of water pump for cooling automobile engine |
| CN201836108U (en) * | 2010-10-12 | 2011-05-18 | 友森精机股份有限公司 | Pump impeller |
| CN202073830U (en) * | 2011-04-29 | 2011-12-14 | 友森精机股份有限公司 | Pumping impeller |
| CN202545338U (en) * | 2012-03-27 | 2012-11-21 | 台州九谊机电有限公司 | Water pump impeller for automobile |
-
2013
- 2013-04-27 CN CN2013101516395A patent/CN103233915A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005240557A (en) * | 2004-02-24 | 2005-09-08 | Kitsuta Seisan Kogyosho:Kk | Method of manufacturing impeller of water pump for cooling automobile engine |
| CN201836108U (en) * | 2010-10-12 | 2011-05-18 | 友森精机股份有限公司 | Pump impeller |
| CN202073830U (en) * | 2011-04-29 | 2011-12-14 | 友森精机股份有限公司 | Pumping impeller |
| CN202545338U (en) * | 2012-03-27 | 2012-11-21 | 台州九谊机电有限公司 | Water pump impeller for automobile |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108698118A (en) * | 2016-03-01 | 2018-10-23 | 赛峰飞机发动机公司 | The core of blading for cast turbine engine |
| CN108698118B (en) * | 2016-03-01 | 2020-10-27 | 赛峰飞机发动机公司 | Core for casting a blade device of a turbomachine |
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Application publication date: 20130807 |