CN214161310U

CN214161310U - Flange plate casting die with uniform cooling

Info

Publication number: CN214161310U
Application number: CN202022297111.7U
Authority: CN
Inventors: 尤方超
Original assignee: Jiangyin Meizhi Precision Mould Co ltd
Current assignee: Jiangyin Meizhi Precision Mould Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-09-10
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a uniformly cooled flange plate casting mould, which comprises a mould body, wherein the mould body comprises an upper mould and a lower mould, the upper mould and the lower mould are mutually matched to form a cavity, a plurality of risers are arranged on the central line of the top of the upper mould, and the risers are communicated with the cavity; the top end of the upper die is fixedly connected with an extension plate around the circumference, the extension plate is provided with a plurality of pouring ports which are uniformly distributed, a filter screen is arranged in each pouring port, the bottom of each pouring port is integrally connected with a pouring channel, and the pouring channel penetrates through the upper die and then extends to be communicated with the cavity; a cooling device is arranged below the pouring channel, the cooling device comprises a cooling plate, a contact piece, a cold water tank and a hot water tank, and the cooling plate is arranged at the bottom of the lower die and is in contact with the lower die; the utility model discloses can further improve cooling efficiency under the condition of guaranteeing the cooling homogeneity and the condition of guaranteeing the yield, improve work efficiency.

Description

Flange plate casting die with uniform cooling

Technical Field

The utility model relates to a washing machine ring flange shaping technical field, specific cooling is even ring flange casting mould is related to that says so.

Background

In the existing flange plate casting process, a single pouring port is adopted for pouring, and liquid metal is cooled when flowing in a pouring channel, so that casting liquids flowing into a cavity have temperature difference with each other, and the design mode of the mould can cause uneven cooling of all parts of the flange plate, and the hot junction part of the flange plate is easy to generate shrinkage cavities, cracks and local looseness; the defective flange plate can not only increase the rejection rate of products, but also shorten the service life of the die; simultaneously for further improving machining efficiency, and then carry out the outer cooling mode to the mould, but outer cooling mode handles improper can aggravate the cooling uneven, and then makes the flaw rate greatly increased.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome foretell not enough, provide an even ring flange casting mould of cooling.

A uniformly-cooled flange plate casting mold comprises a mold body, wherein the mold body comprises an upper mold and a lower mold, the upper mold and the lower mold are matched with each other to form a cavity, a plurality of risers are formed in the center line of the top of the upper mold, and the risers are communicated with the cavity; the top end of the upper die is fixedly connected with an extension plate around the circumference, the extension plate is provided with a plurality of pouring ports which are uniformly distributed, a filter screen is arranged in each pouring port, the bottom of each pouring port is integrally connected with a pouring channel, and the pouring channel penetrates through the upper die and then extends to be communicated with the cavity; a cooling device is arranged below the pouring channel, the cooling device comprises a cooling plate, a contact piece, a cold water tank and a hot water tank, the contact piece is contacted with the mold body, the contact piece is hollow, the cold water tank and the hot water tank are integrally connected through a heat insulation plate, the cold water tank is communicated with the contact piece through a water inlet pipe, the hot water tank is communicated with the contact piece through a water outlet pipe, and a first flow baffle plate and a second flow baffle plate are fixedly connected inside the contact piece; the cooling plate is arranged at the bottom of the lower die and is in contact with the lower die.

By the utility model discloses a preferred scheme, the water inlet has been seted up to the cold water storage cistern surface, and the surface of hot-water tank is opened there is the delivery port.

By the utility model discloses a preferred scheme, the inside condenser tube that is equipped with of condenser plate, the condenser tube both ends run through the condenser plate terminal surface.

By the utility model discloses a preferred scheme, first fender flows the board and is located die cavity top and inlet tube below.

By the utility model discloses a preferred scheme, second fender flows the board and is located die cavity below and outlet pipe top.

The utility model has the advantages that: by arranging the plurality of pouring ports and the corresponding pouring channels, the temperature difference of all parts of the casting liquid after entering the cavity can be reduced during pouring, so that the defect rate caused by uneven cooling is reduced, and the yield is improved; and meanwhile, the cooling device is arranged, so that the cooling efficiency is further improved under the conditions of ensuring the cooling uniformity and ensuring the yield, and the working efficiency can be further improved.

Drawings

The invention will now be described, by way of example, with reference to the accompanying drawings, in which:

fig. 1 is a top view of the present invention;

FIG. 2 is a cross-sectional view taken along line A of FIG. 1;

FIG. 3 is an internal cross-sectional view of a cooling plate

Wherein: the mold comprises a mold body 1, a riser 2, a pouring gate 3, an extension plate 4, a filter screen 5, an upper mold 6, a water inlet pipe 7, a first flow baffle plate 8, a contact piece 9, a second flow baffle plate 10, a water outlet pipe 11, a cavity 12, a cooling plate 13, a lower mold 14, a hot water tank 15, a water outlet 16, a water inlet 17, a cold water tank 18, a pouring channel 19, a heat insulation plate 20 and a cooling water pipe 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, the two components can be communicated with each other inside, the fixed connection can be welding, glue joint and the like, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

The uniformly-cooled flange plate casting mold shown in fig. 1 comprises a mold body 1, wherein the mold body 1 comprises an upper mold 6 and a lower mold 14, the upper mold 6 and the lower mold 14 are mutually matched to form a cavity 12, a plurality of risers 2 are arranged on the center line of the top of the upper mold 6, and the risers 2 are communicated with the cavity 12.

As shown in fig. 2, an extension plate 4 is fixedly connected to the top end of the upper die 6 around the circumference, a plurality of pouring gates 3 are uniformly distributed on the extension plate 4, a filter screen 5 is arranged inside each pouring gate 3, a pouring channel 19 is integrally connected to the bottom of each pouring gate 3, and the pouring channel 19 penetrates through the upper die 6 and then extends to be communicated with the cavity 12; through setting up a plurality of even sprue gates 3 and the sprue gate 19 that corresponds, and then unify the pouring into a mould to sprue gate 3, can make the casting liquid through each sprue gate 19 the difference in temperature the entering die cavity 12 the same, and then can guarantee fashioned homogeneity, set up filter screen 5 simultaneously, can effectively filter the casting slag in the casting liquid, improve the shaping yields.

A cooling device is arranged below the pouring channel 19, the cooling device comprises a cooling plate 13, a contact piece 9, a cold water tank 18 and a hot water tank 15, the contact piece 9 is in contact with the die body 1, the contact piece 9 is hollow, the cold water tank 18 and the hot water tank 15 are integrally connected through a heat insulation plate 20, the cold water tank 18 is communicated with the contact piece 9 through a water inlet pipe 7, the hot water tank 15 is communicated with the contact piece 9 through a water outlet pipe 11, and a first flow baffle plate 8 and a second flow baffle plate 10 are fixedly connected inside the contact piece 9; the cooling speed of the die is increased by arranging the cooling device, so that the working efficiency is improved; cooling water flows in from the cold water tank 18 through the water inlet pipe 7 and enters the contact piece 9, the contact piece 9 is contacted with the mold body 1, so that the cooling water carries away heat generated by the mold, meanwhile, the first flow baffle 8 is positioned above the cavity 12 and below the water inlet pipe 7, the second flow baffle 10 is positioned below the cavity 12 and above the water outlet pipe 11, further, the first flow baffle 8 and the second flow baffle 10 can enable the cooling water to be fully contacted with the mold, the cooling efficiency is improved, and then the cooling water enters the hot water tank 15 through the water outlet pipe 11 to complete cooling circulation; the hot water tank 15 can play a role in recycling hot water, and the resource recovery rate is improved.

As shown in fig. 3, the cooling plate 13 is provided at the bottom of the lower mold 14 and contacts the lower mold 14; set up cooling plate 13 below the mould, cooling plate 13 is inside to be equipped with condenser tube 21, and condenser tube 21 both ends run through condenser plate 13 terminal surface, cools off the mould bottom through the cooling water of condenser tube 21 that flows through, and then can form even cooling effect with the mould surface, makes the gas in the casting liquid can follow rising head 2 and discharge in the die cavity 12, effectively reduces the gas pocket problem of foundry goods, when guaranteeing the yield, further accelerates cooling rate.

A water inlet 17 is formed in the outer surface of the cold water tank 18, and a water outlet 16 is formed in the outer surface of the hot water tank 15; the water inlet 17 is provided to allow cooling water to flow into the cold water tank 18, and the water outlet 16 is provided to allow hot water after cooling the mold to be recycled.

In light of the above, the present invention is not limited to the above embodiments, and various changes and modifications can be made by the worker without departing from the scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The uniformly-cooled flange plate casting mold comprises a mold body (1), wherein the mold body (1) comprises an upper mold (6) and a lower mold (14), the upper mold (6) and the lower mold (14) are matched with each other to form a cavity (12), a plurality of risers (2) are formed in the center line of the top of the upper mold (6), and the risers (2) are communicated with the cavity (12); the method is characterized in that: an extension plate (4) is fixedly connected to the top end of the upper die (6) around the circumference, a plurality of pouring ports (3) which are uniformly distributed are formed in the extension plate (4), a filter screen (5) is arranged inside each pouring port (3), a pouring channel (19) is integrally connected to the bottom of each pouring port (3), and the pouring channel (19) penetrates through the upper die (6) and then extends to be communicated with the cavity (12); a cooling device is arranged below the pouring channel (19), the cooling device comprises a cooling plate (13), a contact piece (9), a cold water tank (18) and a hot water tank (15), the contact piece (9) is in contact with the die body (1), the contact piece (9) is hollow, the cold water tank (18) and the hot water tank (15) are integrally connected through a heat insulation plate (20), the cold water tank (18) is communicated with the contact piece (9) through a water inlet pipe (7), the hot water tank (15) is communicated with the contact piece (9) through a water outlet pipe (11), and a first flow baffle plate (8) and a second flow baffle plate (10) are fixedly connected inside the contact piece (9); the cooling plate (13) is arranged at the bottom of the lower die (14) and is in contact with the lower die (14).

2. The uniformly-cooled casting mold for the flange plate as recited in claim 1, wherein: the outer surface of the cold water tank (18) is provided with a water inlet (17), and the outer surface of the hot water tank (15) is provided with a water outlet (16).

3. The uniformly-cooled casting mold for the flange plate as recited in claim 1, wherein: and a cooling water pipe (21) is arranged in the cooling plate (13), and two ends of the cooling water pipe (21) penetrate through the end face of the cooling plate (13).

4. The uniformly-cooled casting mold for the flange plate as recited in claim 1, wherein: the first flow baffle plate (8) is positioned above the cavity (12) and below the water inlet pipe (7).

5. The uniformly-cooled casting mold for the flange plate as recited in claim 1, wherein: the second flow baffle (10) is positioned below the cavity (12) and above the water outlet pipe (11).