CN204220937U - The rotary type adsorption forming device of insulated feeder adsorption forming system - Google Patents

Abstract

The rotary adsorption forming device of the heat preservation riser adsorption forming system includes a stock tank for storing pulp, and the front side wall of the pulp tank is provided with a rotary adsorption forming device located above the liquid surface of the pulp; the rotary adsorption forming device includes a first air pressure Motor, the first air motor is connected with the first hollow shaft, the first hollow shaft is provided with the first lower flange at the same circle center, the first lower flange is provided with the first upper flange, and the first upper method The blue plate is provided with a second hollow shaft coaxial with the first hollow shaft and communicated with each other. The upper end of the second hollow shaft is coaxially connected with a hollow first cylindrical mold, and the lower end of the first hollow shaft passes through the first rotary joint. A first suction pipe is connected; an easily detachable fastening connector is arranged between the outer edge of the first lower flange and the first upper flange. The utility model has a high degree of automation and is easy to operate. While absorbing the slurry, the mold also rotates, thus improving the uniformity of the wall thickness of the thermal insulation riser and fully improving the thermal insulation effect.

Description

Rotary adsorption molding device of thermal insulation riser adsorption molding system

technical field

The utility model belongs to the technical field of heat preservation riser production, in particular to a rotary adsorption forming device of a heat preservation riser adsorption forming system.

Background technique

The riser made of low thermal conductivity material is called thermal insulation riser. Compared with ordinary risers, the solidification time of molten metal in the riser is longer, and the feeding effect is better. The thermal insulation riser has the advantages of good thermal insulation performance, high refractoriness, strong feeding capacity, small reburning line shrinkage, convenient use, no environmental pollution, and easy promotion.

Insulation risers can be widely used in the production of various grades of cast steel, cast iron and non-ferrous alloy castings. The use of this product can prolong the cooling time of molten metal, enhance the feeding effect, and increase the yield of castings by about 20%. Cost of production. 30% - 40% or so, the weight of the riser is reduced by 40% - 50%, which saves the cost of metal melting and cutting the riser, reduces the loss of molding sand and metal, saves energy and labor, reduces the production cost of castings, and improves the intrinsic quality of castings. The quality and compactness of the castings improve the economic benefits. After pouring with this product, the product has little shrinkage at high temperature, and the insulation riser sleeve has no deformation or expansion. The riser is smooth and clean, and its shape is neat.

There are many shapes and structures of thermal insulation risers. At present, the principle of adsorption molding is generally used in the manufacture of thermal insulation risers. In the pulp pool turned over by the adsorption molding equipment, the slurry pump vacuumizes the inside of the mold, and the slurry is attached to the surface of the mold to form a thermal insulation riser. mouth. The existing thermal insulation riser has defects such as uneven thickness, low compactness, rough surface, etc., which not only affects the appearance image of the product, but also seriously affects the thermal insulation effect.

Utility model content

In order to solve the deficiencies in the prior art, the utility model provides a rotary adsorption molding device with uniform thickness, high compactness, smooth surface and good thermal insulation effect for the thermal insulation riser adsorption molding system.

In order to solve the above technical problems, the utility model adopts the following technical scheme: the rotary adsorption molding device of the thermal insulation riser adsorption molding system includes a pulp pool that stores pulp, and the front side wall of the pulp pool is provided with a The rotary adsorption molding device; the rotary adsorption molding device includes a first support arranged on the front side wall of the slurry tank, a first air motor is hinged on the first support, and the power output end of the first air motor is coaxially arranged There is a first hollow shaft, a first lower flange is provided on the first hollow shaft concentrically, a first upper flange, a first lower flange and a first upper flange are arranged on the first lower flange A first gasket is provided between the disks, a second hollow shaft coaxial with the first hollow shaft and connected to each other is provided on the first upper flange, and a hollow first circular shaft is coaxially connected to the upper end of the second hollow shaft. Cylindrical mould, the upper end of the first cylindrical mold is a hemispherical structure, the lower edge of the first cylindrical mold is provided with a limit ring, the surface of the first cylindrical mold is provided with several first capillary holes, the first cylindrical mold One side of the hemispherical structure on the upper part of the mold is provided with an air release hole, and the first cylindrical mold is provided with a first blocking plate to block the air release hole, the inside of the first blocking plate is snap-fitted with the air release hole, and the outside of the first blocking plate A first handle is provided; the lower end of the first hollow shaft is connected to the first suction pipe through the first rotating joint; an easily detachable fastening connection is provided between the outer edge of the first lower flange and the first upper flange device;

The easy-to-detach fastening connector includes an upper pressing plate, a lower pressing plate and a connecting plate, the outer end of the upper pressing plate is hinged to the upper end of the connecting plate, the outer end of the lower pressing plate is hinged to the lower end of the connecting plate, and the upper surface of the first upper flange is respectively provided with The upper positioning groove, the lower surface of the inner end of the upper pressure plate is provided with an upper positioning block that is stuck in the upper positioning groove, the lower surface of the first lower flange is respectively provided with a lower positioning groove, and the upper surface of the inner end of the lower pressure plate is provided with a lower positioning groove that is stuck in the upper positioning groove In the lower positioning block, the middle part between the upper pressing plate and the lower pressing plate is tightly connected by vertically arranged bolts.

Adopting the above-mentioned technical scheme, the thermal insulation riser adsorption forming system also includes a rolling rotary adsorption forming device arranged on the front side wall of the stock tank, and the utility model is located on the left side of the rolling rotary adsorption forming device.

The roller pressure rotary adsorption forming device includes a second support on the front side wall of the pulp tank and a pressure roller mechanism on the right side of the pulp tank. A second air motor is hinged on the second support, and the power output of the second air motor is A third hollow shaft is arranged coaxially at the ends, and a second lower flange is arranged on the third hollow shaft concentrically, and a second upper flange is arranged on the second lower flange, and the second lower flange and the second A second gasket is provided between the two upper flanges, and a fourth hollow shaft coaxial with the third hollow shaft and connected to each other is provided on the second upper flange. The upper end of the fourth hollow shaft is coaxially connected with a hollow The second cylindrical mould, the lower edge of the second cylindrical mold is provided with a positioning ring, the lower edge of the second cylindrical mold is provided with a positioning ring, and the upper end of the second cylindrical mold is detachably provided with a second blocking plate, The outer diameter of the second blocking plate is equal to the outer diameter of the positioning ring, the second blocking plate is provided with a second handle, the surface of the second cylindrical mold is provided with several second capillary holes, and the lower end of the third hollow shaft passes through the second The swivel joint is connected with a second suction pipe.

The pressure roller mechanism includes a horizontally arranged cylinder and a vertically arranged fixed column. The fixed column is provided with a support ring, and the fixed column is covered with a sleeve. The lower end of the sleeve is in contact with the upper surface of the support ring. The mounting frame is rotatably connected with a pressure roller that can be tightly matched with the second blocking plate and the positioning ring. The pressure roller is arranged vertically. There is a connecting rod between the power output end of the cylinder and the side of the sleeve. Vertically and fixedly connected, the other end of the connecting rod is hinged with the power output end of the cylinder.

An easily detachable fastening connector is also provided between the outer edges of the second lower flange and the second upper flange.

Because the molds of the rotary adsorption molding device and the roll pressing rotary adsorption molding device are different, the rotary adsorption molding device and the roll pressing rotary adsorption molding device are respectively used to process different thermal insulation risers.

The working process of the utility model is as follows: the first air motor is turned on, and the first air motor drives the first cylindrical mold to rotate through the first hollow shaft, the first lower flange, the first upper flange and the second hollow shaft , turn the first cylindrical mold into the slurry tank, and turn the first air motor backward together until the first cylindrical mold is completely immersed in the slurry tank, and the first suction pipe is under the action of the first suction pump. The slurry is sucked away by the first suction pipe through the first capillary hole and then flows back into the slurry tank. The slurry that does not pass through the first capillary hole is adsorbed to the surface of the first cylindrical mold, and the surface of the first cylindrical mold absorbs the slurry. After the thickness of the material reaches the requirement, turn the first cylindrical mold up, turn off the first air pressure motor, hold the first handle to open the first blocking plate, and keep the air pressure inside and outside the first cylindrical mold in balance. The upper side of the position ring can be used to take out the insulation riser blank upwards. Install the first blocking plate again, repeat the above work process, and carry out the adsorption molding operation of the next thermal insulation riser.

The working process of the roller pressure rotary adsorption molding device is as follows: the second air motor is turned on, and the second air motor drives the second circular shaft through the third hollow shaft, the second lower flange, the second upper flange and the fourth hollow shaft. The cylindrical mold rotates, turning the second cylindrical mold into the slurry tank, and the second air motor turns backward together until the second cylindrical mold is completely immersed in the pulp tank, and the second suction pipe is connected to the second suction pump. Under the action of the second capillary, the slurry is sucked away from the first suction pipe through the second capillary and then flows back into the slurry pool. The slurry that does not pass through the second capillary is absorbed to the surface of the second cylindrical mold, and the second cylindrical mold After the thickness of the slurry adsorbed on the surface of the mold meets the requirements, turn the second cylindrical mold up, control the cylinder to extend, and drive the casing to rotate through the connecting rod. The plates are close and in contact, and the pressure roller rotates in reverse with the second cylindrical mold, and the pressure roller compacts and smoothes the slurry adsorbed on the surface of the second cylindrical mold. After tens of seconds, the first air motor is turned off. Control the cylinder to shrink, hold the second handle to open the second blocking plate, keep the air pressure inside and outside the second cylindrical mold in balance, and pull the upper side of the positioning ring with your hands to take out the insulation riser blank upward. Install the second blocking plate again, repeat the above work process, and carry out the adsorption molding operation of the next thermal insulation riser.

The easy-to-detachable fastening connector adopts the above structure, which can not only press the upper flange and the lower flange to play a good sealing effect, but also is easy to disassemble and replace the upper flange and mold, so that different structures can be prepared insulation riser. The upper positioning block and the lower positioning block play the role of limiting the positioning of the upper pressing plate and the lower pressing plate without slipping.

The thermal insulation riser adsorption molding system has a simple structure, high degree of automation and easy operation. While absorbing the slurry, the mold also rotates, which improves the uniformity of the thermal insulation riser wall thickness, and rolls on the outer surface of the cylindrical thermal insulation riser. pressure, increase the density and surface smoothness of the insulation riser, and fully improve the insulation effect.

Description of drawings

Fig. 1 is a structural schematic diagram of an insulation riser adsorption molding system;

Fig. 2 is an enlarged view of the detachable fastening connector of the present invention in Fig. 1 .

Detailed ways

As shown in Figure 1 and Figure 2, the insulation riser adsorption molding system includes a stock tank 1 that stores pulp. Rotary adsorption molding device, the rotary adsorption molding device is located on the left side of the roller pressure rotary adsorption molding device.

The rotary adsorption molding device includes a first support 2 arranged on the front side wall of the slurry tank 1, a first air motor 3 is hinged on the first support 2, the power output end of the first air motor 3 is coaxially provided with a second A hollow shaft 4, the first hollow shaft 4 is concentrically provided with a first lower flange 5, the first lower flange 5 is provided with a first upper flange 6, the first lower flange 5 and the second A first gasket 7 is provided between the upper flanges 6, and a second hollow shaft 8 coaxial with the first hollow shaft 4 and connected to each other is provided on the first upper flange 6. The second hollow shaft 8 The upper end is coaxially connected with a hollow first cylindrical mold 9, the upper end of the first cylindrical mold 9 is a hemispherical structure, the lower edge of the first cylindrical mold 9 is provided with a limit ring 10, the first cylindrical mold 9 The surface is provided with several first capillary holes 11, and one side of the hemispherical structure on the top of the first cylindrical mold 9 is provided with vent holes, and the first cylindrical mold 9 is provided with a first blocking plate for blocking the vent holes 12. The inner side of the first blocking plate 12 is snap-fitted with the vent hole, and the first blocking plate 12 is provided with a first handle 13; the lower end of the first hollow shaft 4 is connected with the first suction pipe 14 through the first rotating joint.

The roller pressure rotary adsorption molding device includes a second support 15 on the front side wall of the pulp tank 1 and a pressure roller mechanism on the right side of the pulp tank 1. The second support 15 is hinged with a second air motor 16. The power output end of the pneumatic motor 16 is coaxially provided with a third hollow shaft 17, the third hollow shaft 17 is provided with a second lower flange 18 concentrically, and the second lower flange 18 is provided with a second upper flange Disc 19, a second gasket 20 is provided between the second lower flange 18 and the second upper flange 19, and the second upper flange 19 is coaxial with the third hollow shaft 17 and communicates with each other. The fourth hollow shaft 21, the upper end of the fourth hollow shaft 21 is coaxially connected with a hollow second cylindrical mold 22, the second cylindrical mold 22 lower edge is provided with a positioning ring 23, the second cylindrical mold 22 lower end The edge is provided with a positioning ring 23, and the upper end of the second cylindrical mold 22 is detachably provided with a second blocking plate 24. The outer diameter of the second blocking plate 24 is equal to that of the positioning ring 23, and the second blocking plate 24 is provided with The second handle 25 and the surface of the second cylindrical mold 22 are provided with several second capillary holes 26, and the lower end of the third hollow shaft 17 is connected with a second suction pipe 27 through a second rotary joint.

The pressure roller mechanism includes a horizontally arranged cylinder 28 and a vertically arranged fixed column 29, the fixed column 29 is provided with a support ring 30, the fixed column 29 is provided with a sleeve 31, and the lower end of the sleeve 31 is in contact with the upper surface of the support ring 30, The upper end of the casing 31 is provided with a mounting frame 32, and the mounting frame 32 is rotatably connected with a pressure roller 33 that can be tightly matched with the second blocking plate 24 and the positioning ring 23. A connecting rod 34 is arranged between the side parts of the pipe 31 , one end of the connecting rod 34 is vertically connected with the sleeve pipe 31 , and the other end of the connecting rod 34 is hinged with the power output end of the cylinder 28 .

Between the outer edges of the first lower flange 5 and the first upper flange 6 and between the outer edges of the second lower flange 18 and the second upper flange 19, there are easy-to-detach fastening connections device 35.

The detachable fastening connector 35 includes an upper pressing plate 36, a lower pressing plate 37 and a connecting plate 38, the outer end of the upper pressing plate 36 is hinged with the upper end of the connecting plate 38, the outer end of the lower pressing plate 37 is hinged with the lower end of the connecting plate 38, and the first upper flange The upper surface of the plate 6 and the second upper flange 19 is respectively provided with an upper positioning groove, and the lower surface of the inner end of the upper pressing plate 36 is provided with an upper positioning block 40 stuck in the upper positioning groove, and the first lower flange 5 and the second The lower surface of the lower flange 18 is respectively provided with a lower positioning groove, the upper surface of the inner end of the lower pressure plate 37 is provided with a lower positioning block 39 stuck in the lower positioning groove, and the middle part between the upper pressure plate 36 and the lower pressure plate 37 is passed through a vertically arranged bolt. 41 fastening connection.

Because the molds of the rotary adsorption molding device and the roll pressing rotary adsorption molding device are different, the rotary adsorption molding device and the roll pressing rotary adsorption molding device are respectively used to process different thermal insulation risers.

The working process of the rotary adsorption molding device is as follows: start the first air motor 3, the first air motor 3 passes through the first hollow shaft 4, the first lower flange 5, the first upper flange 6 and the second hollow shaft 8 Drive the first cylindrical mold 9 to rotate, turn the first cylindrical mold 9 into the slurry tank 1, and turn the first air motor 3 backward together until the first cylindrical mold 9 is completely immersed in the pulp tank 1 , the first suction pipe 14 is under the effect of the first suction pump, the slurry is sucked away by the first suction pipe 14 through the first capillary hole 11 and then flows back into the slurry tank 1, and the slurry that does not pass through the first capillary hole 11 The slurry is adsorbed to the surface of the first cylindrical mold 9, and after the thickness of the slurry adsorbed on the surface of the first cylindrical mold 9 reaches the requirement, the first cylindrical mold 9 is turned upside down, the first air motor 3 is turned off, and the hand-held The first handle 13 opens the first blocking plate 12, and the internal and external air pressure of the first cylindrical mold 9 is balanced, and the upper side of the stop ring 10 can be pulled by hand, so that the insulation riser blank can be taken out upwards. Install the first blocking plate 12 again, repeat the above-mentioned work process, and carry out the adsorption molding operation of the next insulation riser.

The working process of the roller pressure rotary adsorption molding device is as follows: the second air motor 16 is turned on, and the second air motor 16 passes through the third hollow shaft 17, the second lower flange 18, the second upper flange 19 and the fourth hollow shaft. The shaft 21 drives the second cylindrical mold 22 to rotate, turning the second cylindrical mold 22 into the slurry tank 1, and the second air motor 16 turns backward together until the second cylindrical mold 22 is completely immersed in the pulp tank 1, the second suction pipe 27, under the action of the second suction pump, sucks the slurry from the first suction pipe 14 through the second capillary hole 26 and then flows back into the slurry tank 1 without passing through the second capillary hole 26 of the slurry is adsorbed to the surface of the second cylindrical mold 22, and after the thickness of the adsorbed slurry on the surface of the second cylindrical mold 22 reaches the requirement, the second cylindrical mold 22 is turned upside down, and the cylinder 28 is controlled to elongate. The sleeve 31 is driven to rotate through the connecting rod 34, the mounting frame 32 and the pressure roller 33 at the upper end of the sleeve 31 move closer to and contact the positioning ring 23 and the second blocking plate 24, and the pressure roller 33 reversely rotates with the second cylinder mold, The pressure roller 33 compacts and smoothes the slurry adsorbed on the surface of the second cylindrical mold 22. After tens of seconds, the first air motor 3 is turned off, the air cylinder 28 is controlled to contract, and the second blocking plate is held by the second handle 25. 24 is opened, and the air pressure inside and outside the second cylindrical mold 22 is kept balanced, and the upper side of the positioning ring 23 can be picked up by hand, and the insulation riser blank can be taken out upwards. Install the second blocking plate 24 again, repeat the above-mentioned work process, and carry out the adsorption molding operation of the next insulation riser.

The easy-to-detachable fastening connector 35 adopts the above-mentioned structure, which not only can press the upper flange and the lower flange to play a good sealing effect, but also is easy to disassemble, replace the upper flange and the mold, so that different Structural insulation riser. The upper positioning block 40 and the lower positioning block 39 play a role in limiting the positioning of the upper pressing plate 36 and the lower pressing plate 37 without slipping.

The above embodiments are only used to illustrate and not limit the technical solutions of the present utility model. Although the present utility model has been described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that the present utility model can still be modified or equivalently replaced. Any modification or partial replacement without departing from the spirit and scope of the present utility model shall fall within the scope of the claims of the present utility model. the

Claims (1)

1. The rotary adsorption molding device of the thermal insulation riser adsorption molding system, including a stock tank for storing pulp, is characterized in that: the front side wall of the pulp tank is provided with a rotary adsorption molding device located above the liquid surface of the pulp; The type adsorption forming device includes a first support arranged on the front side wall of the slurry tank, a first air motor is hinged on the first support, and a first hollow shaft is coaxially arranged at the power output end of the first air motor. The hollow shaft is provided with a first lower flange at the center of the circle, a first upper flange is provided on the first lower flange, and a first seal is provided between the first lower flange and the first upper flange. Pad, the first upper flange is provided with a second hollow shaft coaxial with the first hollow shaft and communicated with each other, the upper end of the second hollow shaft is coaxially connected with a hollow first cylindrical mold, the first cylinder The upper end of the cylindrical mold is a hemispherical structure, the lower edge of the first cylindrical mold is provided with a limit ring, and the surface of the first cylindrical mold is provided with a plurality of first capillary holes. There is an air release hole on the side, and the first cylindrical mold is provided with a first blocking plate for blocking the air release hole, the inside of the first blocking plate is snap-fitted with the air release hole, and a first handle is provided outside the first blocking plate; The lower end of the hollow shaft is connected with a first suction pipe through a first rotating joint; an easily detachable fastening connector is provided between the outer edges of the first lower flange and the first upper flange; The easy-to-detach fastening connector includes an upper pressing plate, a lower pressing plate and a connecting plate, the outer end of the upper pressing plate is hinged to the upper end of the connecting plate, the outer end of the lower pressing plate is hinged to the lower end of the connecting plate, and the upper surface of the first upper flange is respectively provided with The upper positioning groove, the lower surface of the inner end of the upper pressure plate is provided with an upper positioning block that is stuck in the upper positioning groove, the lower surface of the first lower flange is respectively provided with a lower positioning groove, and the upper surface of the inner end of the lower pressure plate is provided with a lower positioning groove that is stuck in the upper positioning groove In the lower positioning block, the middle part between the upper pressing plate and the lower pressing plate is tightly connected by vertically arranged bolts.