阅读说明：本技术 一种铸造砂型用硅砂的回转式冷却装置 (Rotary cooling device for silica sand for casting sand mold ) 是由 潘柏胜 于 2019-11-19 设计创作，主要内容包括：本发明公开了一种铸造砂型用硅砂的回转式冷却装置,包括罐体,罐体的一端开口,罐体的罐壁为双层结构分别为内层和外层,内层和外层之间形成封闭空腔,罐体远离开口的一端同轴设置有圆管,圆管连通封闭空腔,外层靠近罐体开口的一端开设有出水口,圆管上套接有轴承和从动带盘,轴承的外圈固定连接有支撑柱,罐体靠近开口的一端底部设置有若干滚轮,滚轮与罐体的外层接触,驱动电机的转子上固定连接有主动带盘,罐体的内腔同轴设置有螺旋叶片,罐体靠近开口的一端套设有集水环,集水环通过密封轴承与外层连接。通过加快散热的方式对铸造砂进行冷却,有助于提高铸造砂的散热效率,从而能够减少铸造砂的需储备量。(The invention discloses a rotary cooling device for silica sand for casting sand molds, which comprises a tank body, wherein one end of the tank body is opened, the tank wall of the tank body is of a double-layer structure and is respectively an inner layer and an outer layer, a closed cavity is formed between the inner layer and the outer layer, one end, far away from the opening, of the tank body is coaxially provided with a circular pipe, the circular pipe is communicated with the closed cavity, one end, close to the opening of the tank body, of the outer layer is provided with a water outlet, the circular pipe is sleeved with a bearing and a driven belt pulley, the outer ring of the bearing is fixedly connected with a support column, the bottom, close to the opening, of the tank body is provided with a plurality of idler wheels, the idler wheels are in contact with the outer layer of the tank body, a. The casting sand is cooled in a mode of accelerating heat dissipation, the heat dissipation efficiency of the casting sand is improved, and therefore the required storage amount of the casting sand can be reduced.)

1. The utility model provides a rotation cooling device of silica sand for casting sand mould, includes jar body (1), its characterized in that: one end of the tank body (1) is open, the tank wall of the tank body (1) is of a double-layer structure and is respectively provided with an inner layer (101) and an outer layer (102), a closed cavity is formed between the inner layer (101) and the outer layer (102), a plurality of support rods (2) are arranged between the inner layer (101) and the outer layer (102), two ends of each support rod (2) are respectively and fixedly connected with the inner layer (101) and the outer layer (102), one end, far away from the opening, of the tank body (1) is coaxially provided with a circular tube (3), the circular tube (3) is fixedly connected with the tank body (1), the circular tube (3) is communicated with the closed cavity between the inner layer (101) and the outer layer (102), one end, far away from the tank body (1), of the circular tube (3) is movably connected with a water supply pipe through a sealing bearing, one end, close to the opening, of the outer layer (102) is provided with a water, the outer ring of the bearing (5) is fixedly connected with a supporting column (7), the supporting column (7) is fixed on a rack, a plurality of rollers (8) are arranged at the bottom of one end, close to an opening, of the tank body (1), the rollers (8) are in contact with an outer layer (102) of the tank body (1), wheel shafts of the rollers (8) are fixed on the rack, a driving motor (9) is fixedly connected onto the supporting column (7), a driving belt disc (91) is fixedly connected onto a rotor of the driving motor (9), the driving belt disc (91) is linked with a driven belt disc (6) through a belt (92), helical blades (10) are coaxially arranged in an inner cavity of the tank body (1), outer edges of the helical blades (10) are connected with an inner layer (101), a water collecting ring (11) is sleeved at one end, close to the opening, of the tank body (1), and the water collecting ring (11) is connected with the, the water collecting ring (11) is connected with a drain pipe (12), and the water collecting ring (11) collects the water discharged from the water outlet (4) to the drain pipe (12) for discharging.

2. The rotary cooling device for silica sand used for casting sand molds according to claim 1, is characterized in that: the helical blade (10) is of a double-layer structure and forms a closed cavity, and the closed cavity is communicated with a closed cavity formed between the inner layer (101) and the outer layer (102).

3. The rotary cooling device for silica sand used for casting sand molds according to claim 1, is characterized in that: the cross section of the water collecting ring (11) is U-shaped, the water outlet (4) is covered at the U-shaped position of the water collecting ring, two sides of the U-shaped position of the water collecting ring (11) are connected with the outer layer (102) through sealing bearings, and the sealing bearings are sleeved on the outer layer (102).

4. The rotary cooling device for silica sand used for casting sand mold according to any one of claims 1-3, characterized in that: the inner diameter of the helical blade (10) is greater than 0.

5. The rotary cooling device for silica sand used for casting sand mold according to any one of claims 1-3, characterized in that: the outer wall of the helical blade (10) is fixedly connected with a plurality of heat conducting rods (13), and the heat conducting rods (13) are uniformly distributed on the outer wall of the helical blade (10).

Technical Field

The invention relates to the technical field of casting sand treatment, in particular to a rotary cooling device for silica sand for a casting sand mold.

Background

In the continuous sand casting process, the casting is cooled in a mold and then enters a casting and casting sand separation process, and the temperature of the separated casting sand is usually 100-300 ℃. In order to meet the requirements of continuous casting, the prior art sand treatment process comprises the following steps: firstly, lifting sand to a transit sand silo for temporary storage through a bucket lifter, and then cooling through cooling equipment.

This approach is inefficient and requires the preparation of large quantities of foundry sand to meet the need for continued foundry.

Disclosure of Invention

The invention aims to provide a rotary cooling device for silica sand for casting sand molds, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a rotary cooling device for casting silica sand for sand molds comprises a tank body, wherein one end of the tank body is open, the tank wall of the tank body is of a double-layer structure and is respectively provided with an inner layer and an outer layer, a closed cavity is formed between the inner layer and the outer layer, a plurality of support rods are arranged between the inner layer and the outer layer, two ends of each support rod are respectively and fixedly connected with the inner layer and the outer layer, one end, far away from the opening, of the tank body is coaxially provided with a round pipe which is fixedly connected with the tank body and communicated with the closed cavity between the inner layer and the outer layer, one end, far away from the tank body, of the round pipe is movably connected with a water supply pipe through a sealed bearing, one end, close to the opening of the tank body, of the outer layer is provided with a water outlet, the round pipe is sleeved with, the utility model discloses a water-collecting tank, including a tank body, gyro wheel and driven belt dish, the gyro wheel contacts with the skin of jar body, and the shaft of gyro wheel fixes in the frame, fixedly connected with driving motor on the support column, fixedly connected with initiative belt dish on driving motor's the rotor, initiative belt dish passes through the belt linkage with the driven belt dish, the coaxial helical blade that is provided with of inner chamber of the jar body, helical blade's outer edge all is connected with the inlayer, the jar body is close to open-ended pot head and is equipped with the ring that catchments, the ring that catchments passes through sealed bearing and outer being connected, the ring that catchments is connected.

Preferably, the helical blade is of a double-layer structure and forms a closed cavity, and the closed cavity is communicated with the closed cavity formed between the inner layer and the outer layer.

Preferably, the cross section of the water collecting ring is U-shaped, the U-shaped part of the water collecting ring covers the water outlet, two sides of the U-shaped part of the water collecting ring are connected with the outer layer through sealing bearings, and the sealing bearings are sleeved on the outer layer.

Preferably, the inner diameter of the helical blade is greater than 0.

Preferably, the outer wall of the helical blade is fixedly connected with a plurality of heat conducting rods, and the heat conducting rods are uniformly distributed on the outer wall of the helical blade.

Compared with the prior art, the invention has the beneficial effects that: according to the rotary cooling device for the silica sand for the casting sand mold, the casting sand is cooled in an accelerated heat dissipation mode, the heat dissipation efficiency of the casting sand is improved, and therefore the required storage amount of the casting sand can be reduced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged view of fig. 1 at a.

Reference numbers in the figures: 1 tank body, 101 inner layer, 102 outer layer, 2 bracing pieces, 3 pipes, 4 water outlets, 5 bearings, 6 driven belt reels, 7 support columns, 8 rollers, 9 driving motors, 91 driving belt reels, 92 belts, 10 helical blades, 11 water collecting rings, 12 drain pipes and 13 heat conducting rods.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Please refer to fig. 1-2;

example 1

The invention provides a technical scheme that: a rotary cooling device for silica sand for casting sand molds comprises a tank body 1, wherein one end of the tank body 1 is open, the tank wall of the tank body 1 is of a double-layer structure and is respectively provided with an inner layer 101 and an outer layer 102, a closed cavity is formed between the inner layer 101 and the outer layer 102, a plurality of support rods 2 are arranged between the inner layer 101 and the outer layer 102, two ends of each support rod 2 are respectively and fixedly connected with the inner layer 101 and the outer layer 102, one end, far away from the opening, of the tank body 1 is coaxially provided with a round pipe 3, the round pipe 3 is fixedly connected with the tank body 1, the round pipe 3 is communicated with the closed cavity between the inner layer 101 and the outer layer 102, one end, far away from the tank body 1, of the round pipe 3 is movably connected with a water supply pipe through a sealed bearing, one end, close to the opening of the tank, the support column 7 is fixed on a frame, a plurality of rollers 8 are arranged at the bottom of one end, close to the opening, of the tank body 1, the rollers 8 are in contact with an outer layer 102 of the tank body 1, a wheel shaft of each roller 8 is fixed on the frame, a driving motor 9 is fixedly connected to the support column 7, a driving tape reel 91 is fixedly connected to a rotor of the driving motor 9, the driving tape reel 91 is linked with a driven tape reel 6 through a belt 92, a helical blade 10 is coaxially arranged in an inner cavity of the tank body 1, the inner diameter of the helical blade 10 is greater than 0, the outer edge of the helical blade 10 is connected with an inner layer 101, a water collecting ring 11 is sleeved at one end, close to the opening, of the tank body 1, the water collecting ring 11 is connected with the outer layer 102 through a sealing bearing, the cross section of the water collecting ring 11 is U-shaped, the U-shaped position covers the water outlet 4, the sealing bearing is sleeved on the outer layer 102, the water collecting ring 11 is connected with the water discharge pipe 12, and the water collecting ring 11 collects the water discharged from the water outlet 4 to the water discharge pipe 12 for discharge.

According to the rotary cooling device for the silica sand for the casting sand mold, the casting sand is cooled in an accelerated heat dissipation mode, the heat dissipation efficiency of the casting sand is improved, and therefore the required storage amount of the casting sand can be reduced.

Example 2

The helical blade 10 is arranged in a double-layer structure on the basis of the embodiment 1, and a closed cavity is formed, and the closed cavity is communicated with the closed cavity formed between the inner layer 101 and the outer layer 102.

The helical blade 10 with the double-layer structure enables cooling water to flow in the closed cavity of the helical blade 10, and the cooling efficiency of casting sand is improved.

Example 3

On the basis of the embodiment 1, a plurality of heat conducting rods 13 are fixedly connected to the outer wall of the helical blade 10, and the heat conducting rods 13 are uniformly distributed on the outer wall of the helical blade 10.

The heat conducting rod 13 can firstly increase the contact with the casting sand, so that the cooling efficiency is improved; secondly, the agglomerated casting sand can be effectively scattered.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.