Sanding device for casting holes

Abstract

The utility model relates to the field of casting hole sanding devices, in particular to a casting hole sanding device which comprises a shell. A movable door is installed on the side face of the shell, high-pressure impact assemblies are arranged on the side wall, opposite to the movable door, of the shell, the two side walls adjacent to the movable door and the top of the shell, a separation assembly is arranged on the side wall of the shell in a penetrating mode, and the output end of the pressure pump communicates with the multiple sets of high-pressure impact assemblies installed on the shell. Sand in a casting hole is impacted and removed through high-pressure water flow, a spiral blade can drive an inner hollow shaft to rotate in a hollow pipe port under driving of the water flow, and the spraying angle of a spraying head on a spherical shell can be adjusted when the spherical shell rotates, so that spraying impact is conducted on the surface of a casting from multiple angles, and the sanding effect is improved; the water flow permeates downwards to be stored in the precipitation bin for precipitation, the water-permeable belt conveys the molding sand intercepted on the water-permeable belt out of the shell, and the molding sand is collected into the collection bin and then remains on the filter plate, so that the molding sand is reused after being dried.

Description

TECHNICAL FIELD

[0001] The utility model relates to sanding device field of foundry hole, specifically sanding device of foundry hole. BACKGROUND

[0002] The processing technology of foundry is divided into many kinds, wherein in the application of lost wax method, a thin shell sand mold is formed by melting the wax core, the molten metal liquid is injected into the sand mold after the sand mold is formed, the wax shell is melted again by the high temperature of the metal liquid and is squeezed out from the sand mold, the metal liquid is cooled into the required workpiece shape in the sand mold, and finally the sand mold is broken to obtain the foundry product, and the foundry has some holes due to design requirements, in order that the workpiece is convenient to use, the sand in the hole needs to be removed clean.

[0003] A patent with publication number CN213916080U discloses a sanding device for foundry holes, which comprises a sandblasting mechanism having a working chamber, a plurality of spray guns located in the working chamber, and steel sand sprayed downward by the spray guns; a turnover mechanism located below the spray guns, having an inclined conveyor belt, an upper roller and a lower roller supporting the conveyor belt, and a middle roller, the bottom of the middle roller abutting against the top surface of the conveyor belt, the middle roller forming a concave cavity with the conveyor belt, and the concave cavity accommodating the foundry to be sanded; and a anti-blocking mechanism provided on the lower roller, having a plurality of insertion rods extending along the radial direction of the lower roller, one end of each insertion rod being fixed to the lower roller, and the other end of each insertion rod being provided with a sharp portion, and the conveyor belt being provided with an insertion hole accommodating the insertion rod, the sanding device for foundry holes can improve the sanding efficiency and facilitate the removal of sand in the foundry holes.

[0004] However, the existing sanding device for foundry holes produces a large amount of dust and flying particles during sand removal processing, which seriously affects health if inhaled, and the flying particles can easily splash into the eyes, causing eye injury to the workers. In addition, the fallen sand mixed with steel sand is not easy to recycle, resulting in increased production cost and resource waste. Therefore, a sanding device for foundry holes is proposed to solve the above problems. SUMMARY

[0005] In order to make up for the deficiencies of the prior art and solve the problems in the prior art, the utility model provides a sanding device for foundry holes.

[0006] The technical scheme adopted by the utility model to solve the technical problems is: the sanding device for foundry holes comprises an outer shell, a movable door is installed on the side of the outer shell, a turnover assembly is arranged below the opening of the movable door in the outer shell, and high-pressure impact assemblies are arranged on the side wall opposite to the movable door, the two side walls adjacent to the movable door and the top of the outer shell.

[0007] The oblique plate is obliquely arranged below the turnover assembly in the shell, a separation assembly is arranged through the side wall of the shell, and the separation assembly is also arranged obliquely and reversely inclined to the oblique plate.

[0008] A collection assembly is arranged at the lower end of the shell outside the separation assembly, a drain pipe is arranged on the side bottom of the shell, a pressurizing pump is arranged on the drain pipe, and the output end of the pressurizing pump is communicated with a plurality of high-pressure impact assemblies arranged on the shell.

[0009] Preferably, the turnover assembly comprises a plurality of rubber rollers arranged in the shell in a U-shaped arrangement, the rubber rollers are driven by a chain, a first motor for driving is arranged in the chain, and the first motor is arranged on the outer wall of the shell by a fixing member.

[0010] Preferably, the high-pressure impact assembly comprises a pressurizing chamber, a plurality of spray assemblies are uniformly arranged in the pressurizing chamber, the working end of the spray assembly penetrates into the shell, and the output end of the pressurizing pump is connected to the pressurizing chamber through a pipeline.

[0011] Preferably, the spray assembly comprises a hollow tube, the hollow tube penetrates into the side wall of the shell, an inner hollow shaft is rotatably arranged in the port of the hollow tube in the shell, a spherical shell is fixedly connected to the port of the inner hollow shaft, the spherical shell is rotatably sealed at the port of the hollow tube, three spray heads are equally arranged on the spherical shell, and helical blades are arranged in the inner hollow shaft.

[0012] Preferably, the separation assembly comprises a slag discharge port arranged on the side wall of the shell, a water-permeable belt is arranged in the slag discharge port, a second motor is arranged at one end of the transmission shaft of the water-permeable belt, the second motor is arranged on the outer wall of the shell by a fixing member, the end of the water-permeable belt outside the shell is higher, and the lower end of the oblique plate is opposite to the higher end of the water-permeable belt.

[0013] Preferably, the collection assembly comprises a collection chamber, a filter plate is arranged in the collection chamber, a discharge port is arranged on the side bottom of the collection chamber, and a sealing plug for sealing is arranged in the port of the discharge port.

[0014] Preferably, a filter assembly is arranged on the drain pipe, the filter assembly comprises a filter chamber, the filter chamber is arranged on the drain pipe, and a filter core for filtering is arranged in the filter chamber.

[0015] Preferably, a sedimentation chamber is arranged at the bottom of the shell, the drain pipe is arranged on the side wall of the sedimentation chamber and below the lower end of the water-permeable belt, a cleaning port is arranged on the side wall of the sedimentation chamber, and a closing door for closing is arranged at the opening of the cleaning port.

[0016] The utility model discloses the beneficial in the following:

[0017] 1. The utility model discloses a spray assembly is set up on the shell lateral wall and top and sprays on the casting surface, and the sand in the hole of casting is removed by high pressure water flow and reaches the effect of sanding, and the helical blade is rotated in the hollow pipe port under the drive of water flow to drive the rotation of the spherical shell, and the spray angle of the spray head on the spherical shell is adjusted when the spherical shell rotates to spray and impact the casting surface from multiple angles to improve the sanding effect.

[0018] 2. The utility model discloses the sand is deposited on the water permeable belt, and the water flow is downwardly infiltrated and deposited in the sedimentation bin, and the water permeable belt transports the sand on it to the shell outside and collects into the collection bin, and the sand is deposited on the filter plate after collecting into the collection bin, and the moisture in it is filtered into the bottom of the collection bin to be collected to reach the effect of moisture control in the sand to facilitate the repeated use of the sand after drying. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will briefly introduce the drawing needed to be used in the embodiment or prior art description, and obviously, the drawing in the following description is only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained without creative labor under the premise of the drawings.

[0020] Figure 1 It is the first three-dimensional structure schematic diagram in this embodiment;

[0021] Figure 2 It is the enlarged schematic diagram of the shell internal member main body installation structure in this embodiment;

[0022] Figure 3 It is the enlarged schematic diagram of the rubber roller main body installation structure in this embodiment;

[0023] Figure 4 It is the cut enlarged schematic diagram of the spray assembly main body in this embodiment.

[0024] In the drawing: 1, shell; 11, movable door; 12, drain pipe; 13, inclined plate; 14, sedimentation bin; 15, cleaning port; 16, closing door;

[0025] 2, turnover assembly; 21, rubber roller; 22, chain; 23, no. 1 motor;

[0026] 3, high pressure impact assembly; 31, pressurizing bin;

[0027] 32, injection assembly; 321, hollow tube; 322, inner hollow shaft; 323, spherical shell; 324, spiral blade; 325, nozzle;

[0028] 4, separation assembly; 41, slag discharge port; 42, water permeable belt; 43, No. 2 motor;

[0029] 5, collection assembly; 51, collection bin; 52, filter plate; 53, discharge port; 54, sealing plug;

[0030] 6, filter assembly; 61, filter bin; 62, filter element;

[0031] 7, pressure pump. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0033] Please refer to Figures 1-4 A sanding device for casting holes is shown in the figure, which comprises a shell 1; the shell 1 is provided with a movable door 11 on the side, a turnover assembly 2 is arranged below the opening of the movable door 11 in the shell 1, and high-pressure impact assemblies 3 are arranged on the side wall opposite to the movable door 11, the two side walls adjacent to the movable door 11 and the top of the shell 1;

[0034] An inclined plate 13 is obliquely arranged below the turnover assembly 2 in the shell 1, a separation assembly 4 is arranged on the side wall of the shell 1 in a penetrating manner, and the separation assembly 4 is arranged in an inclined manner and is arranged in an opposite inclined manner with the inclined plate 13;

[0035] A collection assembly 5 is arranged below the end portion outside the shell 1 of the separation assembly 4, a drain pipe 12 is arranged on the bottom of the shell 1, a pressure pump 7 is arranged on the drain pipe 12, and the output end of the pressure pump 7 is communicated with a plurality of high-pressure impact assemblies 3 arranged on the shell 1.

[0036] The turnover assembly 2 comprises a plurality of rubber rollers 21, the plurality of rubber rollers 21 are arranged in a U-shaped manner in the shell 1, the plurality of rubber rollers 21 are driven by a chain 22, a No. 1 motor 23 for driving is arranged in the chain 22, and the No. 1 motor 23 is arranged on the outer wall of the shell 1 by a fixing member.

[0037] The high-pressure impact assembly 3 comprises a pressurizing bin 31, a plurality of groups of jet assemblies 32 are uniformly arranged in the pressurizing bin 31, and the acting ends of the jet assemblies 32 are arranged in the shell 1, and the output end of the pressurizing pump 7 is connected to the pressurizing bin 31 through a pipeline.

[0038] The jet assembly 32 comprises a hollow pipe 321 arranged in the side wall of the shell 1, an inner hollow shaft 322 rotatably arranged in the port of the hollow pipe 321 in the shell 1, a spherical shell 323 fixedly arranged at the port of the inner hollow shaft 322, the spherical shell 323 being rotatably sealed at the port of the hollow pipe 321, three nozzles 325 equally arranged on the spherical shell 323, and a helical blade 324 arranged in the inner hollow shaft 322.

[0039] The separation assembly 4 comprises a slag discharge port 41 arranged in the side wall of the shell 1, a water-permeable belt 42 arranged in the slag discharge port 41, a second motor 43 arranged at one end of the transmission shaft of the water-permeable belt 42, the second motor 43 being arranged on the outer wall of the shell 1 through a fixing member, the end of the water-permeable belt 42 outside the shell 1 being higher, and the lower end of the inclined plate 13 being opposite to the higher end of the water-permeable belt 42.

[0040] The collection assembly 5 comprises a collection bin 51, a filter plate 52 arranged in the collection bin 51, a discharge port 53 arranged at the side bottom of the collection bin 51, and a sealing plug 54 arranged in the port of the discharge port 53 for sealing.

[0041] The filter assembly 6 is arranged on the drain pipe 12, the filter assembly 6 comprises a filter bin 61 arranged on the drain pipe 12, and a filter core 62 arranged in the filter bin 61 for filtering.

[0042] The bottom of the shell 1 is provided with a sediment bin 14, the drain pipe 12 is arranged on the side wall of the sediment bin 14 and below the lower end of the water-permeable belt 42, the side wall of the sediment bin 14 is provided with a cleaning port 15, and a closing door 16 is arranged at the opening of the cleaning port 15 for closing.

[0043] In operation, since the existing sanding device for casting holes will produce a large amount of dust and splashing particles during sand removal processing, the dust sucked into the body will seriously affect the health, and the splashing particles are easy to splash into the eyes, causing eye injury to the workers, and the fallen sand mixed with steel sand is not easy to recycle, resulting in increased production cost and resource waste. In the present scheme, the casting to be processed is placed on the plurality of rubber rollers 21 arranged in U shape, the movable door 11 is locked and closed on the side of the shell 1, and the plurality of rubber rollers 21 are driven by controlling the first motor 23, so that the casting is turned over by the plurality of rolling rubber rollers 21, and the pressurizing pump 7 and the second motor 43 are driven, the pressurizing pump 7 pumps the water stored in the sedimentation bin 14 into the pressurizing bin 31, and then sprays the water on the surface of the casting through the spray assembly 32 arranged on the side wall and the top of the shell 1, and the pressure in the pressurizing bin 31 continuously increases with the continuous operation of the pressurizing pump 7, so that the water pressure sprayed by the spray assembly 32 also continuously increases, so that the sand in the hole of the casting is removed by high-pressure water flow to achieve the effect of sanding;

[0044] When the water flow passes through the hollow pipe 321, the helical blade 324 will drive the inner hollow shaft 322 to rotate in the port of the hollow pipe 321 under the action of the water flow, so as to drive the spherical shell 323 to rotate, and the spherical shell 323 will adjust the spray angle of the spray head 325 thereon when rotating, so as to spray and impact the surface of the casting from multiple angles to improve the sanding effect;

[0045] The water produced by the spray impact will flow downward mixed with the sand, and will flow to the higher end of the water permeable belt 42 under the guidance of the inclined plate 13, at this time the sand in the water flow will remain on the water permeable belt 42, and the mixed water flow will penetrate downward into the sedimentation bin 14 for sedimentation, and under the drive of the second motor 43, the water permeable belt 42 will transport the sand trapped thereon to the outside of the shell 1 and collect into the collection bin 51, so as to achieve the effect of separating the sand from the water flow;

[0046] After the sand is collected into the collection bin 51, it will remain on the filter plate 52, and the water therein will be filtered into the bottom of the collection bin 51 for collection, so as to achieve the effect of drying the water in the sand, so as to reuse the sand after drying;

[0047] After the sewage enters the sedimentation bin 14, it will be deposited, so that the impurities are deposited at the bottom of the sedimentation bin 14, and the water above the impurities will be pumped out into the filter bin 61 under the action of the pressurizing pump 7, and the pumped water is filtered again by the filter element 62 to avoid the deposition of impurities in the pressurizing pump 7, which will cause damage to the equipment, and the water is pumped into the pressurizing bin 31 again for use during the operation of the pressurizing pump 7, so as to achieve the purpose of recycling;

[0048] The cooperation achieves the sanding effect of the casting hole, compared with the traditional sanding device, effectively avoids the generation of dust, effectively guarantees the health of the operator, and can repeatedly use the cleaned sand and water, effectively avoids the resource waste, and saves the production cost.

[0049] The above shows and describes the basic principle, main features and advantages of the present application. Those skilled in the art should understand that the present application is not limited to the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A sanding device for a casting hole, characterized by: Including shell (1);The movable door (11) is installed on the side of the shell (1), the shell (1) is provided with a turnover assembly (2) below the opening of the movable door (11), the side wall of the shell (1) opposite to the movable door (11), the two side walls adjacent to the movable door (11) and the top of the shell (1) are provided with high pressure impact assembly (3); The inclined plate (13) is obliquely installed below the turnover assembly (2) in the shell (1), the separation assembly (4) is obliquely installed and reversely inclined to the inclined plate (13) through the through hole in the side wall of the shell (1); The collection assembly (5) is arranged at the lower end of the separation assembly (4) outside the shell (1), the drain pipe (12) is installed on the bottom of the shell (1), the pressurizing pump (7) is installed on the drain pipe (12), and the output end of the pressurizing pump (7) is communicated with the plurality of high pressure impact assemblies (3) installed on the shell (1).

2. A sanding device for a casting hole according to claim 1, characterized in that: The turnover assembly (2) comprises a plurality of rubber rollers (21), the plurality of rubber rollers (21) are arranged in a U-shaped manner in the shell (1), the plurality of rubber rollers (21) are driven by a chain (22), and a first motor (23) for driving is arranged in the chain (22).

3. The sanding device of claim 1, wherein: The high pressure impact assembly (3) comprises a pressurizing bin (31), a plurality of spray assemblies (32) are uniformly arranged in the pressurizing bin (31), and the acting end of the spray assembly (32) penetrates into the shell (1).

4. A sanding device for a casting hole according to claim 3, characterized in that: The spray assembly (32) comprises a hollow tube (321), the hollow tube (321) penetrates into the side wall of the shell (1), an inner hollow shaft (322) is rotatably arranged in the port of the hollow tube (321) in the shell (1), a spherical shell (323) is fixedly connected to the port of the inner hollow shaft (322), the spherical shell (323) is rotatably sealed at the port of the hollow tube (321), three spray heads (325) are equally arranged on the spherical shell (323), and a spiral blade (324) is arranged in the inner hollow shaft (322).

5. The sanding device of claim 1, wherein: The separation assembly (4) comprises a slag discharge port (41) arranged in the side wall of the shell (1), a water permeable belt (42) is arranged in the slag discharge port (41), one end of the water permeable belt (42) is provided with a second motor (43), the second motor (43) is arranged on the outer wall of the shell (1) through a fixing member, the end of the water permeable belt (42) outside the shell (1) is higher, and the lower end of the inclined plate (13) is opposite to the higher end of the water permeable belt (42).

6. The sanding device of a casting hole according to claim 1, characterized in that: The collection assembly (5) comprises a collection bin (51), a filter plate (52) is arranged in the collection bin (51), a discharge port (53) is arranged at the bottom of the collection bin (51), and a sealing plug (54) is arranged in the port of the discharge port (53).

7. The sanding device of claim 1, wherein: The filter assembly (6) is installed on the drain pipe (12), and the filter assembly (6) comprises a filter bin (61), the filter bin (61) is installed on the drain pipe (12), and a filter element (62) for filtering is arranged in the filter bin (61).

8. The sanding device of claim 1, wherein: The inner bottom of the shell (1) is provided with a sediment bin (14), the drain pipe (12) is installed on the side wall of the sediment bin (14) and is located below the lower end of the water permeable belt (42), a cleaning opening (15) is arranged on the side wall of the sediment bin (14), and a closing door (16) for closing is installed at the opening of the cleaning opening (15).

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