CN103192053A - Die-casting die for pump bodies - Google Patents
Die-casting die for pump bodies Download PDFInfo
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- CN103192053A CN103192053A CN2013101257070A CN201310125707A CN103192053A CN 103192053 A CN103192053 A CN 103192053A CN 2013101257070 A CN2013101257070 A CN 2013101257070A CN 201310125707 A CN201310125707 A CN 201310125707A CN 103192053 A CN103192053 A CN 103192053A
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Abstract
The invention relates to a die-casting die for pump bodies and a method for manufacturing a pump body by using the die-casting die. The die-casting die comprises a fixed die frame, a fixed die, a movable die and a movable die frame, square slide rails are arranged between three side walls of the fixed die frame and three side walls of a corresponding fixed die groove respectively, a left core extracting device and a right core extracting device are mounted at two opposite slide rails respectively, a lower core extracting device is mounted at the other slide rail and comprises a fixed frame, an oil cylinder is fixedly connected to the fixed frame, the end of a pull rod of the oil cylinder is connected with a lower slider, the front end face of the lower slider is fixedly connected with a lower core block, a running gate is arranged at the top of the lower slider, a runner gate butted against the running gate is arranged on the rear side of the top of the lower core block, and the front end face of the lower core block is fixedly connected with multiple core rods. The die-casting die for the pump bodies is high in production efficiency, less prone to generation of air holes of the pump bodies, and low in production cost.
Description
Technical field
The present invention relates to the die casting technical field, especially a kind of die casting of the diesel pump pump housing.
Background technology
Diesel pump is as the core component of diesel engine, and its quality and performance have directly determined every performance indications of diesel engine, and diesel pump mainly is made up of parts such as the pump housings, and the reliability of pump housing quality also directly affects the reliability of diesel pump; The pump housing mainly obtains by casting process at present, because in the casting cycle, under the situation of not exerting pressure, liquid metal alloy liquid mainly injects in the die cavity by the self gravitation effect, treat to obtain the pump housing after metal alloy liquid solidifies, though the pump housing that this kind technology obtains is not prone to the shrinkage cavity phenomenon, the production efficiency of producing the pump housing by the casting mode is lower, and the pump housing allowance that casting obtains is bigger, and its production process energy resource consumption is big; In order to improve defective in this respect, now occurred using extrusion process to produce the pump housing, owing to can apply bigger pressure by liquid towards metal alloy liquid in the press casting procedure, make it charge into die cavity fast, though the allowance of the pump housing that this kind technology obtains is little, and production efficiency height, the compactness of the pump housing is relatively good, but because the injection speed height of liquid metal liquid, air in the die cavity is difficult in time discharging, the pump housing that causes die casting to obtain easily exists the lubricating cavity of problem, the especially pump housing of pore and diesel oil chamber when diesel pump is worked, and must be in nonconducting state, therefore if lubricating cavity and diesel oil chamber because of the pore conducting, this pump housing must be scrapped, and prior art also fails to solve well this kind defective, has had a strong impact on the popularization that extrusion process is applied to make the pump housing.
Summary of the invention
The applicant provides a kind of die casting of the pump housing at above-mentioned shortcoming of the prior art, and its production efficiency height, the pump housing are difficult for producing pore, and production cost is low.
The technical solution adopted in the present invention is as follows:
A kind of die casting of the pump housing comprises cover half frame, cover half, dynamic model and dynamic model frame; Cover half is fixed in the cover half groove of cover half frame; Dynamic model is fixed in the dynamic model groove of dynamic model frame; Have square slideway respectively between three sidewalls of three sidewalls of cover half frame and corresponding cover half groove; Two relative slideway places install left core-pulling device, right core-pulling device respectively, and core-pulling device is down installed at another slideway place; Following core-pulling device comprises fixed mount, oil cylinder is fixed on fixed mount, the tie rod end of oil cylinder is connected with sliding block, the front end face of sliding block is connected with following pellet, the top of sliding block has down gate, the top rear of following pellet has the runner gate that docks with down gate, the front end face of following pellet several down plugs that are connected;
Further technical scheme is as follows:
Described sliding block is positioned at slideway; A side that is positioned at described dynamic model groove on the dynamic model frame has groove, and groove is equipped with cup, and the entrance of the ingate on the dynamic model is positioned at the exit of cup; During matched moulds, the outlet of cup is alignd with down gate, and the entrance of ingate aligns with runner gate on the pellet, and following pellet is positioned at the reservoir top of cover half, the end of reservoir and ingate has lower flow channel and upper runner respectively, and lower flow channel and upper runner all align with the runner of following pellet end; An end relative with ingate on the dynamic model has upper groove, and an end relative with reservoir on the cover half has low groove; During matched moulds, upper groove and low groove form air storing cavity;
The two side of described slideway and bottom surface are fixed with slide rail and cushion block respectively, left side core-pulling device and right core-pulling device include fixed mount, oil cylinder and pull bar, pull bar and left slider in the core-pulling device of a left side are connected, the front end face of left slider and left pellet are connected, and left pellet front end face is fixed with camshaft plug and left plug; Pull bar and right slide block in the right core-pulling device are connected, and right slip front face is fixed with right pellet, and right pellet upper edge pull bar direction is equipped with right plug; The two sides of left slider, right slide block and sliding block all have boss, and the slide rail of described boss and slideway both sides is slidingly matched;
Described dynamic model and dynamic model frame are by inserting first backstay location in the dynamic model frame, and cup is by inserting second backstay location in the dynamic model frame; The left caulking groove of dynamic model and right caulking groove align with the left groove of dynamic model frame and the breach of right groove respectively; During matched moulds, first caulking groove of cover half sidewall and second caulking groove left caulking groove and the right caulking groove with dynamic model respectively are corresponding; Groove on the dynamic model frame, left groove and right groove descend the left pellet on following pellet on the core-pulling device, the right pellet on the right core-pulling device, the left core-pulling device to cooperate respectively; The convex shoulder at four jiaos of places of cover half cooperates with the limit groove at four jiaos of places of dynamic model respectively;
Be inserted with left cooling tube in the camshaft plug on the described left core-pulling device; All be inserted with down cooling tube in the following plug on the following core-pulling device;
The described quantity of plug down is 4,
Described camshaft plug is cylinder body shape.
Beneficial effect of the present invention is: the hanging basket end the when cast gate of mould is arranged on pump housing moulding, when being die casting, helical pitch hole one end of elder generation's moulding pump housing, near cup one end running channel and reservoir are set at dynamic model and cover half simultaneously, flow velocity that can involutory financial liquid cushions, fully with the air emptying in the mold cavity, the lubricating cavity and the place, diesel oil chamber that guarantee the pump housing can not produce pore, namely in working order the time, the lubricating cavity of the pump housing and diesel oil chamber are in nonconducting state, have guaranteed that the pump housing reaches the air-tightness requirement; It is low that the relative prior art of the present invention has a cost, the production efficiency height, and the lubricating cavity of the pump housing and place, diesel oil chamber are difficult for producing pore.
Description of drawings
Fig. 1 is use state diagram of the present invention.
Fig. 2 does not comprise the state diagram of dynamic model and dynamic model frame for the present invention.
Fig. 3 is the stereogram of the present invention left side core-pulling device.
Fig. 4 is the stereogram of the right core-pulling device of the present invention.
Fig. 5 is the stereogram of core-pulling device under the present invention.
Fig. 6 is the stereogram of cover half frame of the present invention.
Fig. 7 is the mated condition figure of cover half of the present invention and cover half frame.
Fig. 8 is the stereogram of dynamic model of the present invention.
Fig. 9 is the stereogram of cover half of the present invention.
Figure 10 is the stereogram of the pump housing.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described.
As Fig. 1, Fig. 2, Fig. 6 and shown in Figure 7, the present invention includes cover half frame 1, cover half 7, dynamic model 8 and dynamic model frame 2; Cover half 7 is fixed in the cover half groove 101 of cover half frame 1; Dynamic model 8 is fixed in the dynamic model groove of dynamic model frame 2; Have square slideway 102 respectively between three sidewalls of three sidewalls of cover half frame 1 and corresponding cover half groove 101, the two side of slideway 102 and bottom surface are fixed with slide rail 103 and cushion block 104 respectively;
As shown in Figure 2, two relative slideway 102 places install left core-pulling device 3, right core-pulling device 4 respectively, and core-pulling device 5 is down installed at another slideway 102 places, during matched moulds die casting, left side core-pulling device 3 and right core-pulling device 4 are in level, and following core-pulling device 5 is in vertical state;
As shown in Figure 3 and Figure 4, left side core-pulling device 3 and right core-pulling device 4 include fixed mount 303, oil cylinder 302 and pull bar 304, pull bar 304 in the core-pulling device 3 of a left side is connected with left slider 306, the front end face of left slider 306 and left pellet 307 are connected, left side pellet 307 front end faces are fixed with camshaft plug 301 and left plug 308, as shown in figure 10, camshaft plug 301 and left plug 308 are used for camshaft hole 14 and the connecting hole of the moulding pump housing 11 respectively, in the present embodiment, camshaft plug 301 is cylinder body shape, camshaft hole 14 after its moulding also is circular cavity, can reduce follow-up processing capacity, guarantee that simultaneously the pump housing 11 is even at the wall thickness at camshaft hole 14 places, be difficult for producing pore; Be inserted with left cooling tube 305 in the camshaft plug 301, can cool off camshaft plug 301, prolong its service life; Pull bar 304 in the right core-pulling device 4 is connected with right slide block 402, and right slide block 402 front end faces are fixed with right pellet 401, and right pellet 401 upper edge pull bars 304 axially are equipped with right plug 403, and as shown in figure 10, right pellet 401 is used for the side chamber 15 of the moulding pump housing 11; As shown in Figure 2, the two side of left slider 306, right slide block 402 all has boss, the slide rail 103 of described boss and slideway 102 both sides is slidingly matched, left slider 306, right slide block 402 all are pressed on the cushion block 104, prevent from directly contacting with the bottom surface of slideway 102, cushion block 104 and two wood side-guides 103 play guide effect to left slider 306, right slide block 402 simultaneously;
As shown in Figure 5, following core-pulling device 5 also comprises fixed mount 303, oil cylinder 302 is fixed on fixed mount 303, pull bar 304 ends of oil cylinder 302 are connected with sliding block 503, the front end face of sliding block 503 is connected with following pellet 502, the top of sliding block 503 has down gate 504, alloy melts liquid and enters die cavity from down gate 504, the top rear of following pellet 502 has the runner gate 505 that docks with down gate 504, the front end face of following pellet 502 several down plugs 501 that are connected, following plug 501 is used for the helical pitch hole 13 of the moulding pump housing 11 hanging basket ends 12, the quantity of following plug 501 is consistent with the quantity in the helical pitch hole 13 of the pump housing 11, down gate 504 and following plug 501 be arranged at down simultaneously on the core-pulling device 5 can the first moulding pump housing 11 hanging basket end 12, guarantee that there is not gas in the die cavity place of moulding hanging basket end 12, finally make the hanging basket end 12 of the pump housing 11 not have pore; In the present embodiment, the quantity of following plug 501 is 4, all is inserted with down cooling tube 506 in the following plug 501, can in time cool off following plug 501, prolongs its service life;
As shown in Figure 2, sliding block 503 is positioned at slideway 102, the two side of sliding block 503 also have with left slider 306, right slide block 402 two sides on identical boss, the slide rail 103 of described boss and slideway 102 both sides is slidingly matched, sliding block 503 is pressed on the cushion block 104, prevent from directly contacting with the bottom surface of slideway 102, cushion block 104 and two wood side-guides 103 play guide effect to sliding block 503 simultaneously;
To shown in Figure 9, a side that is positioned at described dynamic model groove on the dynamic model frame 2 has groove 203 as Fig. 7, and cup 6 is equipped with at groove 203 places, and the entrance of the ingate 804 on the dynamic model 8 is positioned at the exit of cup 6; Dynamic model 8 is located by first backstay 9 that inserts in the dynamic model frame 2 with dynamic model frame 2, and cup 6 prevents that by inserting second backstay, 10 location in the dynamic model frame 2 cup 6 is moved in dynamic model frame 2; The left caulking groove 802 of dynamic model 8 and right caulking groove 803 align with the left groove 201 of dynamic model frame 2 and the breach of right groove 202 respectively; During matched moulds, first caulking groove 703 of cover half 7 sidewalls and second caulking groove 702 left caulking groove 802 and the right caulking groove 803 with dynamic model 8 respectively are corresponding; Groove 203 on the dynamic model frame 2, left groove 201 and right groove 202 cooperate with following pellet 503, the right pellet 402 on the right core-pulling device 4, the left pellet 306 on the left core-pulling device 3 on the following core-pulling device 5 respectively; The convex shoulder 706 at 7 four jiaos of places of cover half cooperates with the limit groove 805 at 8 four jiaos of places of dynamic model respectively, guarantees that the mated condition of cover half 7 and dynamic model 8 meets the requirements;
During the die casting matched moulds, the outlet of cup 6 is alignd with down gate 504, the entrance of ingate 804 aligns with runner gate 505 on the following pellet 502, the common alloy that forms melts the passage that liquid enters die cavity, following pellet 502 is positioned at reservoir 704 tops of cover half 7, and reservoir 704 can initially play buffering in die casting and melt flow velocity, is conducive to discharge the effect of gas in the die cavity, to preventing that the pump housing 11 from existing the defective of pore to play key effect, especially exists pore very crucial to the hanging basket end 12 that prevents the pump housing 11; Reservoir 704 has lower flow channel 705 and upper runner 806 respectively with the end of ingate 804, and lower flow channel 705 and upper runner 806 all align with the runner 507 of following pellet 502 ends, and alloy melts liquid and enters in the die cavity from runner 507; An end relative with ingate 804 on the dynamic model 8 has upper groove 801, and an end relative with reservoir 704 on the cover half 7 has low groove 701; During matched moulds, upper groove 801 forms air storing cavity with low groove 701, can be used to store the pore of discharging in the die cavity, and pore is not in the forming cavity of the pump housing 11, and the pump housing 11 that finally obtains does not contain gas hole defect.
More than describing is explanation of the invention, is not that institute of the present invention restricted portion within protection scope of the present invention, can be done any type of modification referring to claim to the restriction of invention.
Claims (7)
1. the die casting of a pump housing comprises cover half frame (1), cover half (7), dynamic model (8) and dynamic model frame (2); Cover half (7) is fixed in the cover half groove (101) of cover half frame (1); Dynamic model (8) is fixed in the dynamic model groove of dynamic model frame (2); It is characterized in that: have square slideway (102) respectively between three sidewalls of three sidewalls of cover half frame (1) and corresponding cover half groove (101); Two relative slideways (102) locate to install respectively left core-pulling device (3), right core-pulling device (4), and another slideway (102) locates to install down core-pulling device (5); Following core-pulling device (5) comprises fixed mount (303), oil cylinder (302) is fixed on fixed mount (303), pull bar (304) end of oil cylinder (302) is connected with sliding block (503), the front end face of sliding block (503) is connected with following pellet (502), the top of sliding block (503) has down gate (504), the top rear of following pellet (502) has the runner gate (505) that docks with down gate (504), the front end face of following pellet (502) several down plugs (501) that are connected.
2. the die casting of a kind of pump housing as claimed in claim 1, it is characterized in that: sliding block (503) is positioned at slideway (102); A side that is positioned at described dynamic model groove on the dynamic model frame (2) has groove (203), and groove (203) locates to be equipped with cup (6), and the entrance of the ingate (804) on the dynamic model (8) is positioned at the exit of cup (6); During matched moulds, the outlet of cup (6) is alignd with down gate (504), the entrance of ingate (804) aligns with runner gate (505) on the pellet (502), following pellet (502) is positioned at reservoir (704) top of cover half (7), reservoir (704) has lower flow channel (705) and upper runner (806) respectively with the end of ingate (804), and lower flow channel (705) and upper runner (806) all align with the runner (507) of following pellet (502) end; Dynamic model (8) is gone up an end relative with ingate (804) and is had upper groove (801), and cover half (7) is gone up an end relative with reservoir (704) and had low groove (701); During matched moulds, upper groove (801) forms air storing cavity with low groove (701).
3. the die casting of a kind of pump housing as claimed in claim 1, it is characterized in that: the two side of slideway (102) and bottom surface are fixed with slide rail (103) and cushion block (104) respectively, left side core-pulling device (3) and right core-pulling device (4) include fixed mount (303), oil cylinder (302) and pull bar (304), pull bar (304) in the left side core-pulling device (3) is connected with left slider (306), the front end face of left slider (306) and left pellet (307) are connected, and left pellet (307) front end face is fixed with camshaft plug (301) and left plug (308); Pull bar (304) in the right core-pulling device (4) is connected with right slide block (402), and right slide block (402) front end face is fixed with right pellet (401), and right pellet (401) upper edge pull bar (304) axially is equipped with right plug (403); The two sides of left slider (306), right slide block (402) and sliding block (503) all have boss, and the slide rail (103) of described boss and slideway (102) both sides is slidingly matched.
4. the die casting of a kind of pump housing as claimed in claim 2, it is characterized in that: dynamic model (8) is located by first backstay (9) that inserts in the dynamic model frame (2) with dynamic model frame (2), and cup (6) is by inserting second backstay (10) location in the dynamic model frame (2); The left caulking groove (802) of dynamic model (8) and right caulking groove (803) align with the left groove (201) of dynamic model frame (2) and the breach of right groove (202) respectively; During matched moulds, first caulking groove (703) of cover half (7) sidewall and second caulking groove (702) left caulking groove (802) and the right caulking groove (803) with dynamic model (8) respectively are corresponding; Groove (203) on the dynamic model frame (2), left groove (201) and right groove (202) cooperate with following pellet (503), the right pellet (402) on the right core-pulling device (4), the left pellet (306) on the left core-pulling device (3) on the following core-pulling device (5) respectively; The convex shoulder (706) at (7) four jiaos of places of cover half cooperates with the limit groove (805) at (8) four jiaos of places of dynamic model respectively.
5. the die casting of a kind of pump housing as claimed in claim 1, it is characterized in that: the quantity of following plug (501) is 4.
6. the die casting of a kind of pump housing as claimed in claim 3, it is characterized in that: camshaft plug (301) is cylinder body shape.
7. as the die casting of the arbitrary described a kind of pump housing of claim 1 to 6, it is characterized in that: be inserted with left cooling tube (305) in the camshaft plug (301) on the left core-pulling device (3); All be inserted with down cooling tube (506) in the following plug (501) on the following core-pulling device (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310125707.0A CN103192053B (en) | 2013-04-12 | 2013-04-12 | Die-casting die for pump bodies |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310125707.0A CN103192053B (en) | 2013-04-12 | 2013-04-12 | Die-casting die for pump bodies |
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| CN103192053A true CN103192053A (en) | 2013-07-10 |
| CN103192053B CN103192053B (en) | 2014-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310125707.0A Active CN103192053B (en) | 2013-04-12 | 2013-04-12 | Die-casting die for pump bodies |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103394667A (en) * | 2013-04-12 | 2013-11-20 | 无锡博进精密机械制造有限公司 | Die-casting die of pump body and method for manufacturing pump body by using die-casting die |
| CN105215322A (en) * | 2015-10-23 | 2016-01-06 | 宁波华朔模具机械有限公司 | A kind of die casting that multiple spot pulled core structure is housed |
| CN105880519A (en) * | 2016-06-21 | 2016-08-24 | 王仙寿 | Pressure casting die for air conditioner compressor cylinder |
| CN106312012A (en) * | 2015-06-29 | 2017-01-11 | 长城汽车股份有限公司 | Lateral parting mold structure |
| CN108436056A (en) * | 2018-03-22 | 2018-08-24 | 重庆市搏润模具有限公司 | A kind of compression mod of achievable long range core pulling |
| CN113798468A (en) * | 2021-08-30 | 2021-12-17 | 江苏宏马科技股份有限公司 | Die-casting die of self-priming engine cylinder head cover |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202498697U (en) * | 2012-02-15 | 2012-10-24 | 宁波埃利特模具制造有限公司 | Core pulling structure for die-casting die |
| CN202655601U (en) * | 2012-08-13 | 2013-01-09 | 宁海县赛跃金属制品有限公司 | Core-pulling mechanism on warmer cooling component mould |
| CN202845742U (en) * | 2012-12-04 | 2013-04-03 | 贵州裕高电子有限责任公司 | Die-casting die of pneumatic diaphragm pump motor body |
| CN203197223U (en) * | 2013-04-12 | 2013-09-18 | 无锡博进精密机械制造有限公司 | Pressure casting die of pump body |
-
2013
- 2013-04-12 CN CN201310125707.0A patent/CN103192053B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202498697U (en) * | 2012-02-15 | 2012-10-24 | 宁波埃利特模具制造有限公司 | Core pulling structure for die-casting die |
| CN202655601U (en) * | 2012-08-13 | 2013-01-09 | 宁海县赛跃金属制品有限公司 | Core-pulling mechanism on warmer cooling component mould |
| CN202845742U (en) * | 2012-12-04 | 2013-04-03 | 贵州裕高电子有限责任公司 | Die-casting die of pneumatic diaphragm pump motor body |
| CN203197223U (en) * | 2013-04-12 | 2013-09-18 | 无锡博进精密机械制造有限公司 | Pressure casting die of pump body |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103394667A (en) * | 2013-04-12 | 2013-11-20 | 无锡博进精密机械制造有限公司 | Die-casting die of pump body and method for manufacturing pump body by using die-casting die |
| CN103394667B (en) * | 2013-04-12 | 2015-04-15 | 无锡博进精密机械制造有限公司 | Die-casting die of pump body and method for manufacturing pump body by using die-casting die |
| CN106312012A (en) * | 2015-06-29 | 2017-01-11 | 长城汽车股份有限公司 | Lateral parting mold structure |
| CN105215322A (en) * | 2015-10-23 | 2016-01-06 | 宁波华朔模具机械有限公司 | A kind of die casting that multiple spot pulled core structure is housed |
| CN105880519A (en) * | 2016-06-21 | 2016-08-24 | 王仙寿 | Pressure casting die for air conditioner compressor cylinder |
| CN108436056A (en) * | 2018-03-22 | 2018-08-24 | 重庆市搏润模具有限公司 | A kind of compression mod of achievable long range core pulling |
| CN113798468A (en) * | 2021-08-30 | 2021-12-17 | 江苏宏马科技股份有限公司 | Die-casting die of self-priming engine cylinder head cover |
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| CN103192053B (en) | 2014-12-03 |
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