阅读说明：本技术 一种金属铸造用冷却设备 (Cooling equipment for metal casting ) 是由 林计生 于 2019-10-29 设计创作，主要内容包括：本发明公开了一种金属铸造用冷却设备,其结构包括型砂冷却装置、回液管、电机、衔接支架、水箱、底座、制冷金属柱,本发明具有的效果：将需要冷却的型砂倒入砂冷却装置,砂冷却装置由输送泵、进液底座、型砂冷却机构、鼓风机组成,通过输送泵使水箱内部的液态水在型砂冷却机构内部形成的中空腔内反复循环,吸收型砂含有的热量,使热量随水再次回流至水箱,水箱通过制冷金属柱使液态水快速降温冷却,通过鼓风机往冷却筒内部吹风,并由冷却筒底部排出,型砂含有的热量随风被反复带出,利用水冷和自然风冷相结合的方式能够对型砂进行快速冷却降温,提高型砂的重复利用率。(The invention discloses a cooling device for metal casting, which structurally comprises a molding sand cooling device, a liquid return pipe, a motor, a connecting support, a water tank, a base and a refrigerating metal column, and has the following effects: sand cooling device is poured into with needs refrigerated molding sand, sand cooling device is by the delivery pump, the feed liquor base, molding sand cooling body, the air-blower is constituteed, make the inside liquid water of water tank circulate at the inside cavity intracavity that forms of molding sand cooling body through the delivery pump, absorb the heat that the molding sand contains, make the heat flow back to the water tank once more along with water, the water tank makes liquid water rapid cooling through refrigeration metal post, blow toward cooling cylinder inside through the air-blower, and discharge by cooling cylinder bottom, the heat that the molding sand contains is taken out along with wind repeatedly, utilize the mode that water-cooling and natural forced air cooling combined together to carry out rapid cooling to the molding sand, improve the reuse rate of molding sand.)

1. The utility model provides a cooling arrangement for metal casting, its structure includes molding sand cooling device (1), returns liquid pipe (2), motor (3), links up support (4), water tank (5), base (6), refrigeration metal column (7), its characterized in that:

molding sand cooling device (1) bottom be equipped with and link up support (4), linking up support (4) top be equipped with motor (3), linking up support (4) below be equipped with water tank (5), water tank (5) bottom be equipped with base (6), water tank (5) both sides be equipped with back liquid pipe (2), water tank (5) be connected with molding sand cooling device (1) through back liquid pipe (2), water tank (5) bottom be equipped with refrigeration metal post (7).

2. A cooling apparatus for metal casting according to claim 1, wherein: molding sand cooling device (1) constitute by delivery pump (11), feed liquor base (12), molding sand cooling body (13), air-blower (14), feed liquor base (12) bottom be equipped with delivery pump (11), feed liquor base (12) top be equipped with molding sand cooling body (13), molding sand cooling body (13) top be equipped with air-blower (14).

3. A cooling apparatus for metal casting according to claim 2, wherein: feed liquor base (12) constitute by collection sand cover (12a), telescopic link (12b), feed liquor mouth (12c), underframe (12d), sand discharge pipe chute (12e), feed liquor pipe (12f), underframe (12d) top be equipped with feed liquor mouth (12c), feed liquor mouth (12c) bottom be equipped with feed liquor pipe (12f), underframe (12d) inside be equipped with collection sand cover (12a), collection sand cover (12a) bottom be equipped with sand discharge pipe chute (12e), collection sand cover (12a) both sides be equipped with telescopic link (12 b).

4. A cooling apparatus for metal casting according to claim 2, wherein: molding sand cooling body (13) constitute by puddler (13a), cooling cylinder (13b), spacing grid (13c), (mixing) shaft (13e), cooling cylinder (13b) inside be equipped with (mixing) shaft (13e), (mixing) shaft (13e) middle section position be equipped with spacing grid (13c), (mixing) shaft (13e) on be equipped with puddler (13 a).

5. The cooling apparatus for metal casting according to claim 4, wherein: cooling cylinder (13b) constitute by lug (13b1), urceolus (13b2), horizontal pole (13b3), inner tube (13b4), bottom cover (13b5), well cavity (13b6), urceolus (13b2) inside be equipped with inner tube (13b4), inner tube (13b4) and urceolus (13b2) between be equipped with well cavity (13b6), the inside horizontal pole (13b3) that is equipped with of well cavity (13b6), inner tube (13b4) inner wall on lug (13b1), inner tube (13b4) bottom be equipped with bottom cover (13b 5).

6. A cooling apparatus for metal casting according to claim 3, wherein: the center position in the sand collecting cover (12a) is provided with a conical convex block.

7. The cooling apparatus for metal casting according to claim 5, wherein: the surface of the bottom cover (13b5) is uniformly distributed with vent holes.

Technical Field

The invention relates to the field of cooling of metal castings, in particular to cooling equipment for metal casting.

Background

A granular refractory material for preparing the moulding sand and core sand in casting production features that under the condition of clay as binder, 1 ton of new sand is supplemented for each 1 ton of qualified casting, so the casting sand is used at the maximum amount and is directly contacted with or very close to liquid metal in casting procedure, and when casting is finished and the casting is taken out from mould, the moulding sand is maintained at high temp. and can not be immediately used for moulding, and the existing cooling mode of moulding sand is mainly cooling the moulding sand by water cooling and natural air cooling, cooling the moulding sand by water cooling, and drying the cooled moulding sand, cooling speed is slow, consequently need develop a neotype cooling arrangement for metal casting to this solves current molding sand cooling method and mainly cools off the molding sand through water-cooling and natural air-cooling, cools off the molding sand through the water-cooling mode, generally need to soak the molding sand in the water and cool off, dries the molding sand after the cooling again, and the operation is complicated, can't carry out the molding operation to the molding sand at once, cools off the molding sand through natural air-cooling, and is inefficient, the slow problem of cooling speed.

Summary of the invention

Aiming at the defects of the prior art, the invention is realized by the following technical scheme: the utility model provides a cooling arrangement for metal casting, its structure includes molding sand cooling device, returns liquid pipe, motor, links up support, water tank, base, refrigeration metal post, molding sand cooling device bottom be equipped with and link up the support, the central point that links up the support top put and be equipped with the motor, the motor install perpendicularly on linking up the support, motor and molding sand cooling device cooperate, linking support below be equipped with the water tank, the water tank install on linking up the support, water tank bottom be equipped with the base, water tank and base adopt interference fit, the water tank both sides be equipped with back the liquid pipe, the water tank be connected with molding sand cooling device through returning the liquid pipe, the central point of water tank bottom put and be equipped with the refrigeration metal post, refrigeration metal post and water tank connect.

As the further optimization of this technical scheme, molding sand cooling device constitute by delivery pump, feed liquor base, molding sand cooling body, air-blower, the central point of feed liquor base bottom put and be equipped with the delivery pump, feed liquor base top be equipped with molding sand cooling body, molding sand cooling body and feed liquor base cooperate, the central point at molding sand cooling body top put and be equipped with the air-blower, air-blower and molding sand cooling body adopt the hinge cooperation.

As a further optimization of this technical scheme, the feed liquor base constitute by collection sand cover, telescopic link, feed liquor mouth, underframe, sand discharge pipe chute, feed liquor pipe, the underframe top be equipped with the feed liquor mouth, the feed liquor mouth install on the underframe, feed liquor mouth bottom be equipped with the feed liquor pipe, feed liquor pipe one end and feed liquor mouth connect, the feed liquor pipe other end be connected with the delivery pump, the inside central point of underframe put and be equipped with collection sand cover, collection sand cover bottom be equipped with sand discharge pipe chute, sand discharge pipe chute and collection sand cover connect, collection sand cover install on the underframe through sand discharge pipe chute, collection sand cover both sides be equipped with the telescopic link, the telescopic link install on the feed liquor mouth outer wall.

As the further optimization of this technical scheme, molding sand cooling body constitute by puddler, cooling cylinder, spacing grid, (mixing) shaft, the inside central point of cooling cylinder put and be equipped with the (mixing) shaft, the (mixing) shaft middle section position be equipped with spacing grid, spacing grid outer lane tightly detain on the cooling cylinder inner wall, the (mixing) shaft by being equipped with the puddler, puddler horizontal installation on the (mixing) shaft, the (mixing) shaft bottom run through and collect the sand cover and be connected with the motor.

As the further optimization of the technical scheme, the cooling cylinder comprises a convex block, an outer cylinder, a transverse rod, an inner cylinder, a bottom cover and a hollow cavity, the inner cylinder is arranged inside the outer cylinder, the hollow cavity is arranged between the inner cylinder and the outer cylinder, the upper end of the hollow cavity is connected with a liquid return pipe, the lower end of the hollow cavity is connected with a liquid inlet nozzle, the transverse rod is arranged inside the hollow cavity, the inner cylinder and the outer cylinder are connected through the transverse rod, the convex block is uniformly distributed on the inner wall of the inner cylinder, the convex block and the inner cylinder are of an integrated structure, the bottom cover is arranged at the bottom of the inner cylinder, the bottom cover and the inner cylinder are matched through hinges, a feeding notch at the top of the inner cylinder is matched with an air blower through hinges, and the bottom.

As a further optimization of the technical scheme, the sand collecting cover is of a circular structure, and a conical bump is arranged at the center of the inside of the sand collecting cover.

As the further optimization of the technical scheme, the vent holes are uniformly distributed on the surface of the bottom cover.

As a further optimization of the technical scheme, the limiting grid is in a circular structure and is connected with the stirring shaft through a bearing ring.

Advantageous effects

The cooling equipment for metal casting, provided by the invention, has the advantages of reasonable design and strong functionality, and has the following beneficial effects:

the molding sand cooling device comprises a delivery pump, a liquid inlet base, a molding sand cooling mechanism and an air blower, wherein liquid water in a water tank is repeatedly circulated in a hollow cavity formed in the molding sand cooling mechanism through the delivery pump to absorb heat contained in the molding sand, so that the heat flows back to the water tank along with the water again;

according to the invention, the cross rod is arranged in the cavity, the outer cylinder and the inner cylinder are connected through the cross rod, the arrangement of the cross rod is favorable for reducing the flow velocity of liquid water in the cavity, so that the heat absorption efficiency of the liquid water to molding sand is improved, the inner wall of the inner cylinder is provided with the bump, the center of the inner cylinder is provided with the stirring shaft, the molding sand can be in a semi-floating state in the rotation of the stirring shaft, the contact probability of the molding sand and the bump is increased, and the heat absorption efficiency of the inner cylinder;

according to the invention, the air blower is arranged on the feeding notch at the top of the inner barrel, the air blower and the feeding notch are matched by a hinge, the bottom of the inner barrel is provided with the bottom cover, the surface of the bottom cover is provided with the vent hole, and through the structural arrangement of the air blower and the bottom cover, heat contained in molding sand can be discharged from the bottom of the vent hole along with wind in the process of stirring the molding sand by the stirring shaft, so that the cooling efficiency of the molding sand is improved;

according to the invention, the bottom cover is arranged at the bottom of the inner barrel, the bottom cover and the inner barrel are matched by the hinge, and the bottom of the bottom cover is connected with the head end of the telescopic rod, because the sand collecting cover is arranged under the inner barrel, two bottom covers arranged at the bottom of the inner barrel can be separated in an axisymmetric structure by controlling the telescopic rod, so that cooled molding sand can accurately fall into the sand collecting cover, the center position in the sand collecting cover is provided with the conical convex block, and the molding sand can be rapidly discharged to the sand discharge inclined pipes at two sides under the action of the guide structure formed by the conical convex block.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic front view of a cooling apparatus for metal casting according to the present invention;

FIG. 2 is a schematic front view of a sand cooling apparatus according to the present invention;

FIG. 3 is a schematic diagram of the front view of the liquid inlet base of the present invention;

FIG. 4 is a schematic cross-sectional view of a sand cooling mechanism according to the present invention;

FIG. 5 is a schematic cross-sectional view of a cooling cylinder according to the present invention.

In the figure: the sand cooling device comprises a sand cooling device-1, a delivery pump-11, a liquid inlet base-12, a sand collecting cover-12 a, an expansion rod-12 b, a liquid inlet nozzle-12 c, a bottom frame-12 d, a sand discharging inclined pipe-12 e, a liquid inlet pipe-12 f, a molding sand cooling mechanism-13, a stirring rod-13 a, a cooling cylinder-13 b, a bump-13 b1, an outer cylinder-13 b2, a cross rod-13 b3, an inner cylinder-13 b4, a bottom cover-13 b5, a hollow cavity-13 b6, a limiting grid-13 c, a stirring shaft-13 e, a blower-14, a liquid return pipe-2, a motor-3, a connecting support-4, a water tank-5, a base-6 and a refrigerating metal column-7.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the following description and the accompanying drawings further illustrate the preferred embodiments of the invention.