CN101392765A - Magnesium alloy die-casting liquid-feed pump - Google Patents
Magnesium alloy die-casting liquid-feed pump Download PDFInfo
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- CN101392765A CN101392765A CNA2008101222121A CN200810122212A CN101392765A CN 101392765 A CN101392765 A CN 101392765A CN A2008101222121 A CNA2008101222121 A CN A2008101222121A CN 200810122212 A CN200810122212 A CN 200810122212A CN 101392765 A CN101392765 A CN 101392765A
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- pump housing
- pump body
- magnesium alloy
- motor
- pump
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Abstract
The invention discloses a magnesium alloy cast liquid supply pump, which comprises a pump body support, a support connecting rod and a pump body shell. A motor connecting plate is arranged on the upper end of the pump body support. A motor is arranged on the upper end of the motor connecting plate. A coupler is arranged on an output shaft of the motor; the pump body shell is positioned on the lower part of the pump body support, and the pump body support is fixedly connected with the pump body shell through the support rods on two sides; a liquid spraying straight pipe is matched and connected with an upper port of the pump body shell, and a chute for supplying liquid is connected with the outlet end on the upper end of the liquid spraying straight pipe. An axial flow rotator is arranged in the pump body shell; and a rotating main shaft passes through the pump body support, the lower end of the rotating main shaft is connected with a shaft hole of the axial flow rotator in the pump body shell, and the upper end of the rotating main shaft is connected with the output shaft of the motor on the coupler. The magnesium alloy cast liquid supply pump presses magnesium alloy liquid in a crucible into a turning flow passage from bottom to top through the pump body shell, and then outputs liquid through an infusion straight pipeline. The magnesium alloy cast liquid supply pump has the advantages of quick liquid output, short casting time, steady flow rate, sediment absorption prevention, hard blocking, and so on.
Description
Technical field
The present invention relates to the magnesium alloy pressure-casting technical field, especially a kind of magnesium alloy die-casting liquid-feed pump.
Background technique
Magnesium alloy has a series of special mechanical properties advantages as the lightest engineering metal material.Along with the extensive use of magnesium alloy materials in the die casting industry, magnesium alloy solution continuous and quantitative becomes a great problem to soup, because the technical equipment of magnesium alloy liquation cast is relatively backward, bigger to the fluctuation of soup amount, the time and sediment stops up the pump housing, cause the die castings slag inclusion and owe defective workmanship such as casting, foundry goods matter product are difficult to control, in addition, and easy oxidizing fire during the magnesium alloy temperature flowing, there have slightly to be improper, and the soup pyrophoricity accident that overflows easily takes place.At present, magnesium alloy pressure-casting is poured into a mould to the soup pump, roughly adopts two classes: one is wing pump, screw pump, hot easy accessibility simple in structure, and shortcoming: single is little to the soup amount, easily putty; Its two, reciprocating pump, centrifugal pump, lift is big, single is big to the soup amount, shortcoming: quantitative error is big, hot dismounting difficulty is difficult to safeguard.All there is following defective in this dual mode when magnesium alloy pouring is given soup; 1., water the fluence instability, the value that promotes liquation by the pump suction directly is subjected to the effect of altitude of melt temperature, liquid level, cause to the soup amount wayward, the foundry goods variation, the material consumption increases.2., the end slag in the liquation constantly stirs, pump sucks the impurity in the liquation in aspiration procedure easily, causes foundry goods to produce defectives such as slag inclusion, Tang Dao block; 3., existing die-casting liquid-feed pump exists that operating security is poor, maintaining difficulty, especially reciprocating pump, centrifugal pump, uses loaded down with trivial details and maintenance cost is expensive, causes problems such as cost of production increase.
Summary of the invention
Technical problem to be solved by this invention is the present situation at prior art, a kind of magnesium alloy die-casting liquid-feed pump is provided, it is pressed into the turning runner with the magnesium alloy liquation in the crucible from bottom to top by pump housing shell, undertaken exporting by the transfusion straight pipeline again to soup, fluid speed is fast, and pouring time is short, stability of flow, prevent the suction of sediment, be difficult for stopping up.
The present invention solves the problems of the technologies described above the technological scheme that is adopted: magnesium alloy die-casting liquid-feed pump, include pump housing bearing, support link, pump housing shell, wherein: pump housing bearing upper end is provided with the motor connecting plate, and motor connecting plate upper end is provided with motor, and motor output shaft is provided with coupling; Pump housing shell is positioned at pump housing bearing bottom, and with pump housing bearing and pump housing shell between fixedly connected through the supported on both sides bar; Pump housing shell upper end-hole has connected the hydrojet straight tube, and hydrojet straight tube upper end outlet end is connected with the chute of using to soup, is provided with shaft flow rotor in the pump housing shell; Rotary main shaft passes pump housing bearing, and the lower end of rotary main shaft is connected with the shaft flow rotor axis hole that is positioned at pump housing shell, and the upper end of rotary main shaft is connected with motor output shaft on being positioned at coupling.
The technical measures of taking also comprise: above-mentioned pump housing shell inner cavity is a curved spoonful shell body, flow out shank and be provided with the hydrojet runner of being with arc, flow into head and establish a columned pressurization inner chamber, the hydrojet runner is communicated with the pressurization inner chamber, shaft flow rotor is located in the pressurization inner chamber chamber, the hydrojet straight tube is communicated with the hydrojet runner, and pump housing outer casing bottom and corresponding pressurization intracavity bottom place are provided with surplus liquid and let out the hole.
The concentric circle column casing that above-mentioned shaft flow rotor is made of inner cylindrical tube and cylindrical column casing, radian is provided with at least two blades between inner cylindrical tube and the cylindrical column casing etc., and is shaped on groove on the outer cylinder drum outer wall; The inner cylindrical tube inner circle wall constitutes rotor axle sleeve.
Compared with prior art, the pump housing bearing upper end that the present invention adopts is provided with the motor connecting plate, and motor connecting plate upper end is provided with motor, and motor output shaft is provided with coupling; Pump housing shell is positioned at pump housing bearing bottom, and with pump housing bearing and pump housing shell between fixedly connected through the supported on both sides bar; Pump housing shell upper end-hole has connected the hydrojet straight tube, and hydrojet straight tube upper end outlet end is connected with the chute of using to soup, is provided with shaft flow rotor in the pump housing shell; Rotary main shaft passes pump housing bearing, and the lower end of rotary main shaft is connected with the shaft flow rotor axis hole that is positioned at pump housing shell, and the upper end of rotary main shaft is connected with motor output shaft on being positioned at coupling.The present invention is pressed into the turning runner with the magnesium alloy liquation in the crucible from bottom to top by pump housing shell, undertaken exporting by the transfusion straight pipeline again to soup, fluid speed is fast, and pouring time is short, stability of flow, prevent the suction of sediment, be difficult for to stop up, and have simple in structure, low cost of manufacture, safe and reliable, be convenient to advantages such as maintaining.
Description of drawings
Fig. 1 is the composite structure schematic representation of the embodiment of the invention;
Fig. 2 is the pump body structure schematic representation among Fig. 1;
Fig. 3 is the plan view of Fig. 2;
Fig. 4 is the shaft flow rotor structural representation among Fig. 1;
Fig. 5 is the plan view of Fig. 4.
Embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
Fig. 1 structure member explanation: 1. shaft flow rotor; 2. surplus liquid is let out the hole; 3. pump housing shell; 4. hydrojet straight tube; 5. chute; 6. pump housing bearing; 7. rotary main shaft; 8. support link; 9. coupling; 10. motor connecting plate; 11. motor; 12. debugging handwheel; 13. hydrojet runner; 14. pressurization inner chamber; 15. escape orifice; 16. rotor axle sleeve; 17. blade; 18. groove.
Shown in Figure 1, magnesium alloy die-casting liquid-feed pump of the present invention includes pump housing bearing 6, support link 8, pump housing shell 3, and wherein: pump housing bearing 6 upper ends are provided with motor connecting plate 10, and motor connecting plate 10 upper ends are provided with motor 11, and motor 11 output shafts are provided with coupling 9; Pump housing shell 3 is positioned at pump housing bearing 6 bottoms, and with pump housing bearing 6 and pump housing shell 3 between fixedly connected through supported on both sides bar 8; Pump housing shell 3 upper end-hole have connected hydrojet straight tube 4, and hydrojet straight tube 4 upper end outlet end are connected with the chute of using to soup 5, are provided with shaft flow rotor 1 in the pump housing shell 3; Rotary main shaft 7 passes pump housing bearing 6, and the lower end of rotary main shaft 7 is connected with shaft flow rotor 1 axis hole that is positioned at pump housing shell 3, and the upper end of rotary main shaft 7 is connected with motor 11 output shafts on being positioned at coupling 9.
Fig. 2, shown in Figure 3, pump housing shell 3 inner chambers among the present invention are a curved spoonful shell body, flow out shank and be provided with the hydrojet runner 13 of being with arc, flow into head and establish a columned pressurization inner chamber 14, hydrojet runner 13 is communicated with pressurization inner chamber 14, shaft flow rotor 1 is located in pressurization inner chamber 14 chambeies, and hydrojet straight tube 4 is communicated with hydrojet runner 13, and pump housing shell 3 bottoms and place, corresponding pressurization inner chamber 14 bottoms are provided with surplus liquid and let out hole 2.
Fig. 4, shown in Figure 5, the concentric circle column casing that the shaft flow rotor 1 among the present invention is made of inner cylindrical tube and cylindrical column casing, radian is provided with at least two blades 17 between inner cylindrical tube and the cylindrical column casing etc., and is shaped on groove 18 on the outer cylinder drum outer wall; The inner cylindrical tube inner circle wall constitutes rotor axle sleeve 16.
The present invention is applicable to the magnesium alloy die-casting liquid-feed cast, can melt with magnesium alloy, holding furnace is used in combination, during work, pump housing bearing 6 is fixed in the top of crucible cover, make the pump housing shell 3 that is arranged in the below immerse liquation, when giving soup, starting electrical machinery 11, motor 11 drives shaft flow rotor 1 through coupling 9 rotary driving main shafts 7 and rotates, under the thrust of shaft flow rotor 1 upper blade 17, force the spoon shape pressurization inner chamber 14 of the downward inflow pump body case 3 of molten metal, rise through hydrojet runner 13, by hydrojet straight tube 4 and at the uniform velocity flow out by chute 5 again, realize quantitatively cast; Mechanical vibration during for minimizing rotary main shaft 7 high speed rotating are provided with coupling 9, can overcome the vibration that produces in rotary course, give the working stability of soup pump to improve alloy; During the cleaning pump housing, damage, let out hole 2, discharge remaining magnesium liquid by surplus liquid for guaranteeing that pump housing shell 3 and shaft flow rotor 1 are not ablated by remaining magnesium liquid; Be the external diameter that reduces shaft flow rotor 1 and the friction of the pump housing, shaft flow rotor 1 cylindrical column casing external diameter is provided with several grooves 18.
Though the present invention illustrates and describes by the reference preferred embodiment,, those skilled in the art should understand, and in the scope of claims, can do the various variation on form and the details.
Claims (3)
1, magnesium alloy die-casting liquid-feed pump, include pump housing bearing (6), support link (8), pump housing shell (3), it is characterized in that: described pump housing bearing (6) upper end is provided with motor connecting plate (10), motor connecting plate (10) upper end is provided with motor (11), and motor (11) output shaft is provided with coupling (9); Pump housing shell (3) is positioned at pump housing bearing (6) bottom, and with pump housing bearing (6) and pump housing shell (3) between fixedly connected through supported on both sides bar (8); Pump housing shell (3) upper end-hole has connected hydrojet straight tube (4), and hydrojet straight tube (4) upper end outlet end is connected with the chute of using to soup (5), is provided with shaft flow rotor (1) in the pump housing shell (3); Rotary main shaft (7) passes pump housing bearing (6), and the lower end of rotary main shaft (7) is connected with the shaft flow rotor that is positioned at pump housing shell (3) (1) axis hole, and the upper end of rotary main shaft (7) is connected with motor (11) output shaft on being positioned at coupling (9).
2, magnesium alloy die-casting liquid-feed pump according to claim 1, it is characterized in that: described pump housing shell (3) inner chamber is a curved spoonful shell body, flow out shank and be provided with the hydrojet runner (13) of being with arc, flow into head and establish a columned pressurization inner chamber (14), hydrojet runner (13) is communicated with pressurization inner chamber (14), shaft flow rotor (1) is located in pressurization inner chamber (14) chamber, hydrojet straight tube (4) is communicated with hydrojet runner (13), and pump housing shell (3) bottom and place, corresponding pressurization inner chamber (14) bottom are provided with surplus liquid and let out hole (2).
3, magnesium alloy die-casting liquid-feed pump according to claim 1 and 2, it is characterized in that: the concentric circle column casing that described shaft flow rotor (1) is made of inner cylindrical tube and cylindrical column casing, radian is provided with at least two blades (17) between inner cylindrical tube and the cylindrical column casing etc., and is shaped on groove (18) on the outer cylinder drum outer wall; The inner cylindrical tube inner circle wall constitutes rotor axle sleeve (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101222121A CN101392765A (en) | 2008-11-03 | 2008-11-03 | Magnesium alloy die-casting liquid-feed pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101222121A CN101392765A (en) | 2008-11-03 | 2008-11-03 | Magnesium alloy die-casting liquid-feed pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101392765A true CN101392765A (en) | 2009-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CNA2008101222121A Pending CN101392765A (en) | 2008-11-03 | 2008-11-03 | Magnesium alloy die-casting liquid-feed pump |
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| CN (1) | CN101392765A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102248144A (en) * | 2011-07-23 | 2011-11-23 | 江苏丰豪科技有限公司 | High-temperature magnesium aluminum alloy quantitative continuous casting device |
| CN102430741A (en) * | 2012-01-09 | 2012-05-02 | 台州市宗拓自动化设备有限公司 | Soup ladle connecting rod for aluminum pressure-cast soup feeding machine |
| CN102943761A (en) * | 2012-10-26 | 2013-02-27 | 中南大学 | Small-flow metal melt pump |
| CN103453772A (en) * | 2013-09-13 | 2013-12-18 | 苏州达泰尔机械有限公司 | Automatic soup discharging device for melting furnace |
| CN103831424A (en) * | 2014-03-26 | 2014-06-04 | 深圳市鼎正鑫科技有限公司 | Automatic quantitative pouring pump of liquid aluminum alloy |
| CN107398542A (en) * | 2017-09-15 | 2017-11-28 | 湖北启宏热工设备有限公司 | A kind of apparatus for pouring magnesium-alloy quantitatively |
| CN108160975A (en) * | 2018-01-30 | 2018-06-15 | 深圳市华成工业控制有限公司 | A kind of method that soup feeding machine pours into a mould different soup amounts for different station |
| CN108240328A (en) * | 2017-12-29 | 2018-07-03 | 菲格瑞特（苏州）汽车科技有限公司 | It is a kind of to be used to extract aluminium alloy and the pump and its manufacturing method of zinc alloy melt |
-
2008
- 2008-11-03 CN CNA2008101222121A patent/CN101392765A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102248144A (en) * | 2011-07-23 | 2011-11-23 | 江苏丰豪科技有限公司 | High-temperature magnesium aluminum alloy quantitative continuous casting device |
| CN102430741A (en) * | 2012-01-09 | 2012-05-02 | 台州市宗拓自动化设备有限公司 | Soup ladle connecting rod for aluminum pressure-cast soup feeding machine |
| CN102430741B (en) * | 2012-01-09 | 2013-04-17 | 台州市宗拓自动化设备有限公司 | Soup ladle connecting rod for aluminum pressure-cast soup feeding machine |
| CN102943761A (en) * | 2012-10-26 | 2013-02-27 | 中南大学 | Small-flow metal melt pump |
| CN103453772A (en) * | 2013-09-13 | 2013-12-18 | 苏州达泰尔机械有限公司 | Automatic soup discharging device for melting furnace |
| CN103453772B (en) * | 2013-09-13 | 2015-06-10 | 苏州达泰尔机械有限公司 | Automatic soup discharging device for melting furnace |
| CN103831424A (en) * | 2014-03-26 | 2014-06-04 | 深圳市鼎正鑫科技有限公司 | Automatic quantitative pouring pump of liquid aluminum alloy |
| CN107398542A (en) * | 2017-09-15 | 2017-11-28 | 湖北启宏热工设备有限公司 | A kind of apparatus for pouring magnesium-alloy quantitatively |
| CN108240328A (en) * | 2017-12-29 | 2018-07-03 | 菲格瑞特（苏州）汽车科技有限公司 | It is a kind of to be used to extract aluminium alloy and the pump and its manufacturing method of zinc alloy melt |
| CN108160975A (en) * | 2018-01-30 | 2018-06-15 | 深圳市华成工业控制有限公司 | A kind of method that soup feeding machine pours into a mould different soup amounts for different station |
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Open date: 20090325 |