CN209614201U - A kind of cooling mold of low-pressure casting of aluminum-alloy oil pump cover pressure - Google Patents

Abstract

The utility model discloses a kind of low-pressure casting of aluminum-alloy oil pump cover to force cooling mold, including lower bottom base, the upper surface of the lower bottom base is provided with lower coldplate, the lower coldplate and lower bottom base neutrality line position are provided with conduit, and the conduit is through its external lower coldplate and lower bottom base, the top of the conduit is provided with top plate, and the top plate and conduit are an integral structure, the upper end of the top plate is provided with cooling chamber, the side of the cooling chamber is provided with cooling chamber water inlet pipe, the other side of the cooling chamber is provided with cooling chamber outlet pipe, the cooling chamber water inlet pipe and cooling chamber outlet pipe are wrapped in the inside of lower coldplate, the upper surface of the lower coldplate is provided with coldplate；Circulating line is mounted with by design, and the multiprogrammings such as coolant liquid atomizer there can be more preferable cooling effect convenient for mold, solve the problems, such as existing cooling mold cooling effect is bad in cooling procedure that oil pump cover is caused to damage.

Description

A kind of cooling mold of low-pressure casting of aluminum-alloy oil pump cover pressure

Technical field

The utility model belongs to cooling technical field of mold, and in particular to a kind of low-pressure casting of aluminum-alloy oil pump cover pressure is cold But mold.

Background technique

Cooling mold is by using liquid, and the methods of chemical substance makes that cooling product is needed to cool down, firstly, from life Molding cycle is an important link in molding from the perspective of producing efficiency, and the time of 50%6-60% is used in molding cycle Cooling to product.Therefore, the importance of length cooling time is self-evident.Meanwhile product should ensure that best dimensionally stable Property, how the smallest deflection, highest intensity and toughness, most perfect appearance control mold temperature, protect type chamber and type core It holds within the defined temperature range adaptable with quality of item is formed, eliminates stress to the maximum extent, improve plastics Physical property obtains the product of high quality, is another important link in mold cooling system design.

Cooling program is single during existing cooling mold work, cannot be timely by oil pump cover greenhouse cooling to ideal Temperature reduces the efficiency of production, simultaneously because cooling program is single, greatly may cause that oil pump cover uneven heating is even to be caused The problem of oil pump cover damages, thus it is proposed that a kind of low-pressure casting of aluminum-alloy oil pump cover forces cooling mold.

Utility model content

The purpose of this utility model is to provide one kind, to solve to propose existing cooling mold work in above-mentioned background technique Cooling program is single during work, cannot reduce the efficiency of production, together timely by oil pump cover greenhouse cooling to ideal temperature When it is single due to cooling program, greatly may cause oil pump cover uneven heating even the problem of causing oil pump cover to damage.

To achieve the above object, the utility model provides the following technical solutions: a kind of low-pressure casting of aluminum-alloy oil pump cover is strong Freeze but mold, including lower bottom base, and the upper surface of the lower bottom base is provided with lower coldplate, in the lower coldplate and lower bottom base Bit line position is provided with conduit, and the conduit is through its external lower coldplate and lower bottom base, the top setting of the conduit There is top plate, and the top plate and conduit are an integral structure, the upper end of the top plate is provided with cooling chamber, and the one of the cooling chamber Side is provided with cooling chamber water inlet pipe, and the other side of the cooling chamber is provided with cooling chamber outlet pipe, the cooling chamber water inlet pipe and Cooling chamber outlet pipe is wrapped in the inside of lower coldplate, and the upper surface of the lower coldplate is provided with coldplate, it is described on Coldplate is internally provided with circulating line, and the circulating line is an integral structure with upper coldplate, and the circulating line Upper surface be provided with the second coolant liquid atomizer, one end of the second coolant liquid atomizer is threadably secured connection There is the second coolant conveying cavity, the upper surface of the upper coldplate is provided with upper bed-plate, the upper bed-plate and upper coldplate neutrality line Position is provided with the first coolant conveying cavity, and one end of first coolant conveying cavity is threadably secured and is connected with the first cooling Liquid atomizer.

Preferably, the u-shaped arrangement of the circulating line, and circulating line section is wave-shaped.

Preferably, angle is 30 ° between the second coolant liquid atomizer and circulating line.

Preferably, the bottom surface of the first coolant liquid atomizer and the lower surface of upper coldplate maintain an equal level.

Preferably, the neutrality line position of the lower coldplate and upper coldplate is provided with aperture, and lower coldplate and upper The internal diameter of the aperture of coldplate is 1. 3 times of conduit and the first coolant liquid atomizer outer diameter.

Compared with prior art, the utility model has the beneficial effects that

(1) it is mounted with that circulating line, the multiprogrammings such as coolant liquid atomizer can have more preferably convenient for mold by design Cooling effect solves the problems, such as existing cooling mold cooling effect is bad in cooling procedure that oil pump cover is caused to damage.

(2) by design cooling chamber inlet and outlet pipes, upper and lower coldplate and circulating line, coolant liquid atomizer multiple tracks are cold But program, cooling program is single during solving existing cooling mold work, cannot be timely by oil pump cover greenhouse cooling To ideal temperature, the efficiency of production is reduced, simultaneously because cooling program is single, greatly may cause oil pump cover uneven heating Even the problem of causing oil pump cover to damage.

(3) wavy by devising circulating line section, the contact area of coolant liquid Yu upper coldplate is increased, and Second coolant liquid atomizer and circulating line are in 30 ° of angle, effectively reduce flow velocity of the coolant liquid in circulating line, And so that coldplate is had better cooling effect, if if feeling that coolant liquid intensity of cooling in circulating line is inadequate, it can be with Circulating cooling medium is done with alcohol, alcohol can be cooled down using dry ice or liquid nitrogen in outside, be led by the second coolant liquid Pipe is delivered to the second coolant liquid atomizer and is inculcated toward circulating line, is mixed with coolant liquid, drops coolant temperature To lower, since the freezing point of alcohol is relatively low, the temperature that this method can control alcohol minimum reaches -90 DEG C.

(4) by devising cooling chamber water inlet pipe, the asymmetric arrangement of cooling chamber outlet pipe, in cooling mold work engineering In, coolant liquid enters cooling chamber from cooling chamber water inlet pipe, is discharged from cooling chamber outlet pipe, due to cooling chamber water inlet pipe, cooling chamber The asymmetric arrangement of outlet pipe, move coolant liquid can in swirl shape in cooling chamber, solves existing cooling mold work When oil pump cover uneven heating even the problem of causing oil pump cover to damage.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the cooling mold of the utility model；

Fig. 2 is the structural schematic diagram of coldplate on the utility model；

Fig. 3 is the structural schematic diagram of coldplate under the utility model；

Fig. 4 is the structural schematic diagram of the utility model circulating line；

In figure: coldplate, 5- lower bottom base, 6- conduit, 7- under the upper coldplate of 1- upper bed-plate, 2-, 3- cooling chamber water inlet pipe, 4- Top plate, 8- cooling chamber, the first coolant liquid of 9- atomizer, the first coolant conveying cavity of 10-, 11- circulating line, 12- second are cooling Liquid atomizer, the second coolant conveying cavity of 13-, 14- cooling chamber outlet pipe.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-Fig. 4 is please referred to, the utility model provides a kind of technical solution: a kind of low-pressure casting of aluminum-alloy oil pump cover pressure Cooling mold, including lower bottom base 5, the upper surface of lower bottom base 5 are provided with lower coldplate 4,5 neutrality line of lower coldplate 4 and lower bottom base Position is provided with conduit 6, and conduit 6, through its external lower coldplate 4 and lower bottom base 5, the top of conduit 6 is provided with top plate 7, And top plate 7 and conduit 6 are an integral structure, the upper end of top plate 7 is provided with cooling chamber 8, and the side of cooling chamber 8 is provided with cooling chamber Water inlet pipe 3, the other side of cooling chamber 8 are provided with cooling chamber outlet pipe 14, and cooling chamber water inlet pipe 3 and cooling chamber outlet pipe 14 are wrapped It is rolled in the inside of lower coldplate 4, the upper surface of lower coldplate 4 is provided with coldplate 2, and upper coldplate 2 is internally provided with ring Shape pipeline 11, circulating line 11 are an integral structure with upper coldplate 2, and the upper surface of circulating line 11 is provided with the second cooling Liquid atomizer 12, one end of the second coolant liquid atomizer 12, which is threadably secured, is connected with the second coolant conveying cavity 13, on The upper surface of coldplate 2 is provided with upper bed-plate 1, and upper bed-plate 1 and 2 neutrality line position of upper coldplate are provided with the first coolant conveying cavity 10, and one end of the first coolant conveying cavity 10 is threadably secured and is connected with the first coolant liquid atomizer 9.

There can be a better cooling effect for the ease of upper coldplate 2, in the present embodiment, it is preferred that circulating line 11 is in U-shaped Shape arrangement, and 11 section of circulating line is wave-shaped.

For the ease of slowing down the flow velocity of coolant liquid in circulating line 11, in the present embodiment, it is preferred that the atomization of the second coolant liquid Angle is 30 ° between spray head 12 and circulating line 11.

There can be a better cooling effect for the ease of the first coolant liquid atomizer 9, in the present embodiment, it is preferred that first The bottom surface of coolant liquid atomizer 9 and the lower surface of upper coldplate 2 maintain an equal level.

For the ease of the normal work of cooling mold, in the present embodiment, it is preferred that in lower coldplate 4 and upper coldplate 2 Bit line position is provided with aperture, and the internal diameter of the aperture of lower coldplate 4 and upper coldplate 2 is conduit 6 and the first cooling liquid mist 1. 3 times for changing 9 outer diameter of spray head.

The working principle and process for using of the utility model: after the cooling mold is installed, cooling oil pump will be needed In Gai Fangzhi cooling chamber 8, external mechanical drives upper bed-plate 1 to move downward, and closes coldplate 2 and lower coldplate 4, cold at this time But room 8 is in sealing state, while starting to be passed through coolant liquid in the circulating line 11 in upper coldplate 2 and cool down, and passes through design 11 section of circulating line is wavy, increases the contact area of coolant liquid Yu upper coldplate 2, and the atomization spray of the second coolant liquid First 12 with circulating line 11 be in 30 ° of angle, effectively reduces flow velocity of the coolant liquid in circulating line 11, and make cold But plate 2 has better cooling effect, if can make of alcohol if the coolant liquid intensity of cooling in feeling circulating line 11 is inadequate Circulating cooling medium can cool down alcohol using dry ice or liquid nitrogen in outside, be conveyed by the second coolant conveying cavity 13 It is inculcated to the second coolant liquid atomizer 12 toward circulating line 11, is mixed with coolant liquid, be down to coolant temperature It is lower, start to be passed through coolant liquid with the cooling chamber water inlet pipe 3 inside coldplate 4 at present, be discharged from the cooling chamber of 8 side of cooling chamber Pipe 14 is discharged, and the coolant liquid in cooling chamber 8, which can cover oil pump cover, to cool down, cooling by devising cooling chamber water inlet pipe 3 The asymmetric arrangement of room outlet pipe 14, move coolant liquid can in swirl shape in cooling chamber 8, thus coolant liquid meeting and oil pump cover Preferably contact, reaches better cooling effect, if oil pump cover can't be cooled to ideal effect by above-mentioned steps, in cooling chamber Coolant liquid can be passed through the first coolant conveying cavity 10 and the first coolant liquid atomizer 9 when all arranging light by the coolant liquid in 8, be carried out Atomized spray carries out cooling again to oil pump cap surface, by designing cooling chamber inlet and outlet pipes 3, upper and lower coldplate 2 and Circulating line 11, coolant liquid atomizer multiple tracks cooling program, solves cooling program during existing cooling mold work It is single, the efficiency of production cannot be reduced timely by oil pump cover greenhouse cooling to ideal temperature, simultaneously because cooling program It is single, it greatly may cause oil pump cover uneven heating even the problem of causing oil pump cover to damage.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of low-pressure casting of aluminum-alloy oil pump cover forces cooling mold, including lower bottom base (5), it is characterised in that: the bottom The upper surface of seat (5) is provided with lower coldplate (4), and the lower coldplate (4) and lower bottom base (5) neutrality line position are provided with conduit (6), and the conduit (6) is through its external lower coldplate (4) and lower bottom base (5), and the top of the conduit (6) is provided with top Plate (7), and the top plate (7) and conduit (6) are an integral structure, the upper end of the top plate (7) is provided with cooling chamber (8), institute The side for stating cooling chamber (8) is provided with cooling chamber water inlet pipe (3), and the other side of the cooling chamber (8) is provided with cooling chamber water outlet Pipe (14), the cooling chamber water inlet pipe (3) and cooling chamber outlet pipe (14) are wrapped in the inside of lower coldplate (4), under described The upper surface of coldplate (4) is provided with coldplate (2), and the upper coldplate (2) is internally provided with circulating line (11), institute It states circulating line (11) to be an integral structure with upper coldplate (2), and the upper surface of the circulating line (11) is provided with second Coolant liquid atomizer (12), one end of the second coolant liquid atomizer (12), which is threadably secured, is connected with the second cooling The upper surface of fluid catheter (13), the upper coldplate (2) is provided with upper bed-plate (1), the upper bed-plate (1) and upper coldplate (2) Neutrality line position is provided with the first coolant conveying cavity (10), and one end of first coolant conveying cavity (10) is threadably secured It is connected with the first coolant liquid atomizer (9).

2. a kind of low-pressure casting of aluminum-alloy oil pump cover according to claim 1 forces cooling mold, it is characterised in that: described Circulating line (11) u-shaped arrangement, and circulating line (11) section is wave-shaped.

3. a kind of low-pressure casting of aluminum-alloy oil pump cover according to claim 1 forces cooling mold, it is characterised in that: described Angle is 30 ° between second coolant liquid atomizer (12) and circulating line (11).

4. a kind of low-pressure casting of aluminum-alloy oil pump cover according to claim 1 forces cooling mold, it is characterised in that: described The bottom surface of first coolant liquid atomizer (9) and the lower surface of upper coldplate (2) maintain an equal level.

5. a kind of low-pressure casting of aluminum-alloy oil pump cover according to claim 1 forces cooling mold, it is characterised in that: described The neutrality line position of lower coldplate (4) and upper coldplate (2) is provided with aperture, and lower coldplate (4) and upper coldplate (2) The internal diameter of aperture is 1. 3 times of conduit (6) and first coolant liquid atomizer (9) outer diameter.