Shot blasting high-pressure flushing device

Abstract

The utility model relates to a shot blasting high-pressure flushing device which comprises a flushing bin, a water storage bin, a spraying pipe, a roller and a water pump, a roller is rotationally arranged in the flushing bin, and a discharging pipe is arranged at the bottom of the flushing tank; water filtering holes are formed in the side wall and the bottom of the roller, and a discharging opening communicated to the flushing bin is formed in the bottom of the roller; a rotating shaft fixedly sleeves the middle part of the roller, downwards penetrates out of the washing bin and is in transmission connection with a motor; the water storage bin is arranged below the flushing bin, and a water leakage hole communicated to the water storage bin is formed in the bottom of the flushing bin; the spraying pipe is vertically arranged in the washing bin and located in the middle of the roller, a plurality of spraying heads are arranged on the spraying pipe, the input end of the water pump is connected with the water storage bin through a pipeline, and the output end of the water pump is connected with the spraying pipe through a pipeline. The roller enables the shot blasting to continuously roll and collide with each other in the rotating process, and in combination with directional high-pressure water flow formed by the spraying pipe arranged in the middle of the roller, all-directional cleaning can be achieved in the process that the postures of the steel balls are continuously changed.

Description

TECHNICAL FIELD

[0001] The utility model relates to a shot blasting machine cleaning technical field, concretely relates to a kind of high-pressure flushing device of shot blasting. BACKGROUND

[0002] Shot blasting process is a kind of surface treatment process using high-speed rotating impeller to throw metal or ceramic shot (usually referred to as "shot blasting") to the surface of workpiece at high speed, widely used in casting, forging, steel structure, ship, automobile, wind power and other industries, for removing scale, rust, burr, old coating, or strengthening the surface treatment. Shot blasting is usually steel shot, stainless steel shot, aluminum shot, glass beads and other granular media, with high hardness and impact strength, can maintain stable impact effect in repeated use process.

[0003] In the use process of shot blasting equipment, after shot blasting through multiple impact, impact and recycling, dust, scale debris, oil stains and other impurities are easily attached to its surface. If shot blasting is not cleaned in time, impurities will participate in surface impact again during shot blasting process, which can easily cause workpiece surface pollution, affect subsequent spraying or coating quality, and reduce surface treatment efficiency.

[0004] In the prior art, shot blasting is usually cleaned by washing, usually by placing shot blasting in a water tank, cooperating with stirring or simple tumbling device for soaking and flushing, or setting a spray head in the water tank to spray high pressure on the surface of steel shot. However, due to the high specific gravity and density of shot blasting itself, the particles have large movement resistance in water, and the tumbling is not sufficient, and the spraying direction is fixed, which can easily cause flushing blind area, so that the impurities cannot be completely stripped, causing uneven cleaning. In addition, a large amount of flushing water is directly discharged without being fully filtered and reused, causing water resource waste and increasing sewage treatment burden.

[0005] Therefore, it is necessary to study a kind of high-pressure flushing device of shot blasting. UTILITY MODEL CONTENT

[0006] In view of this, the utility model aims to provide a kind of high-pressure flushing device of shot blasting, which can effectively solve the problems of uneven cleaning and serious water resource waste when cleaning shot blasting.

[0007] To achieve the above-mentioned purpose, the utility model employs the technical scheme of:

[0008] A kind of high-pressure flushing device of shot blasting, comprising flushing bin, water storage bin, spray pipe, drum and water pump;

[0009] The drum is rotatably arranged in the flushing bin, the flushing bin is provided with a feed pipe communicated to the drum, and the bottom of the flushing pool is provided with a discharge pipe;

[0010] The side wall and the bottom of the roller are provided with water filtering holes, and the bottom of the roller is provided with a discharge opening communicated with the washing bin;

[0011] The middle part of the roller is provided with a rotating shaft, the rotating shaft penetrates downwardly the washing bin and is connected with the motor in transmission;

[0012] The water storage bin is arranged below the washing bin, and the bottom of the washing bin is provided with a water leakage hole communicated with the water storage bin;

[0013] The spray pipe is vertically arranged in the washing bin and located at the middle part of the roller, and a plurality of spray heads are arranged on the spray pipe in a circumferential direction,

[0014] The input end of the water pump is connected with the pipeline of the water storage bin, and the output end of the water pump is connected with the pipeline of the spray pipe.

[0015] Further, the bottom of the washing bin is fixed with an annular lower guide rail, and the bottom of the roller is correspondingly fixed with a lower sliding block, which is slidingly arranged on the lower guide rail.

[0016] Further, the inner side wall of the washing bin is fixed with an annular side guide rail, and the outer side wall of the roller is correspondingly fixed with a side sliding block, which is slidingly arranged in the side guide rail.

[0017] Further, the input end of the water pump is connected with the top of the water storage bin in a pipeline manner, and a filter is arranged at the connecting position.

[0018] The bottom of the water storage bin is provided with a sewage discharge opening, and the discharge opening and the discharge opening are both provided with electric control valves.

[0019] Further, the water storage bin is annular, so that a center of the water storage bin forms an avoiding space, and the motor is arranged in the avoiding space.

[0020] Further, the water storage bin and the motor are both hung and arranged on the lower surface of the washing bin, the bottom of the washing bin is provided with supporting legs, and the supporting legs are distributed around the water storage bin.

[0021] The beneficial effects of the above technical scheme are:

[0022] (1) The rotatable roller structure is arranged in the washing bin, and the water filtering holes are arranged on the side wall and the bottom of the roller, so that the shot balls are continuously tumbled and collide with each other in the rotating process, the shot balls are effectively dispersed and the surface adhered impurities are peeled off, the directional high-pressure water flow formed by the spray pipe arranged in the middle part of the roller can realize omnidirectional cleaning in the process of continuously changing the posture of the shot balls, the dead angle and the local residual are avoided, the problem of uneven cleaning when the shot balls are cleaned is effectively solved, and the surface cleaning efficiency and processing quality of the shot balls are significantly improved.

[0023] (2) The utility model discloses a water pump is pumped from the water storage warehouse, and is pumped to the spray pipe, then is injected into the drum, enters the flushing warehouse through the water filter hole, and returns to the water storage warehouse through the water leakage hole, effectively realizes the recycling of flushing water, reduces water resource consumption, and reduces operating cost. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a sectional view schematic diagram of the utility model;

[0025] Figure 2 It is Figure 1 The partial close -up of A in the middle;

[0026] Figure 3 It is Figure 1 The partial close -up of B in the middle.

[0027] Reference signs: 1 is flushing warehouse, 2 is water storage warehouse, 3 is spray pipe, 4 is drum, 5 is water pump, 6 is feed pipe, 7 is discharge pipe, 8 is rotating shaft, 9 is motor, 10 is spray head, 11 is lower guide rail, 12 is lower sliding block, 13 is side guide rail, 14 is side sliding block, 15 is filter tip, 16 is electric control valve, 17 is supporting leg, 101 is water leakage hole, 201 is blow-off port, 401 is water filter hole, 402 is discharge port. DETAILED DESCRIPTION

[0028] The utility model will be described in further detail in combination with the drawings and specific implementation:

[0029] The embodiment is mainly used for flushing and cleaning the shot blasting in the shot blasting process, removes the dust, oxide scale debris, oil stains and other impurities adhered to its surface, and solves the problems of uneven cleaning and serious water resource waste when flushing and cleaning the shot blasting.

[0030] A kind of shot blasting high-pressure flushing device, such as Figure 1 Including flushing warehouse 1, water storage warehouse 2, spray pipe 3, drum 4 and water pump 5. Flushing warehouse 1 is cylindrical structure, the center rotation inside is provided with drum 4, drum 4 is the cylindrical structure of upper opening, such as Figure 3 The bottom of flushing warehouse 1 is fixed with annular lower guide rail 11, and the bottom of drum 4 is correspondingly fixed with lower sliding block 12, which is slidingly arranged on lower guide rail 11. When drum 4 rotates, the bottom of drum 4 rotates and slides along lower guide rail 11 through lower sliding block 12 to maintain stability.

[0031] The middle part of the bottom of drum 4 is fixedly sleeved with rotating shaft 8, which rotates synchronously with rotating shaft 8 through a key, and rotating shaft 8 is downwardly connected with motor 9 to drive rotating shaft 8 and drum 4 to rotate.

[0032] The flushing bin 1 is provided with a feeding pipe 6 connected to the inside of the drum 4, for conveying the shot to be cleaned to the drum 4; the bottom of the flushing bin is provided with a discharging pipe 7 for outputting the cleaned shot. The bottom of the drum 4 is provided with a discharging opening 402 connected to the flushing bin 1, the discharging opening 402 is located outside the lower guide rail 11, and an electric control valve 16 is arranged on the discharging opening 402, for controlling the opening of the discharging opening 402, discharging the shot in the drum 4 into the flushing bin 1, and then discharging the shot out of the flushing bin 1 through the discharging pipe 7.

[0033] The side wall and the bottom of the drum 4 are provided with water filtering holes 401, allowing water and impurities to pass through but intercepting the shot, and when the drum 4 rotates, the water and impurities in the drum 4 are continuously discharged into the flushing bin 1.

[0034] The water storage bin 2 is arranged below the flushing bin 1, specifically, the water storage bin 2 is hung and installed on the lower surface of the bottom plate of the flushing bin 1, and the bottom plate of the flushing bin 1 is provided with a water leakage hole 101 connected to the water storage bin 2, for discharging water and impurities into the water storage bin 2 for circulation and sedimentation.

[0035] The water storage bin 2 is annular, and the center of the water storage bin 2 forms an avoiding space, the motor 9 is arranged in the avoiding space and hung and installed on the middle of the lower surface of the bottom plate of the flushing bin 1, so as to avoid that the rotating shaft 8 directly penetrates the water storage bin 2 and drives the motor 9, and improve the sealing performance and the compactness of the structure.

[0036] A plurality of supporting legs 17 are installed on the bottom plate of the flushing bin 1, and the supporting legs 17 are distributed around the four sides of the water storage bin 2, for supporting the whole device. In other embodiments, the supporting legs 17 can also be installed on the bottom of the water storage bin 2, or the supporting legs 17 are installed on the bottom of the water storage bin 2, taking the water storage bin 2 as the supporting base.

[0037] The spray pipe 3 is vertically fixed and hung on the top plate of the flushing bin 1 and located in the middle of the drum 4, and a plurality of spray heads 10 are circumferentially arranged on the spray pipe 3, for continuously flushing the rotating shot, cooperating with the rotating and stirring action of the drum 4 on the shot, so as to effectively and uniformly clean the shot. Three groups of spray heads 10 are installed in an up-down interval, so as to expand the flushing range.

[0038] The input end of the water pump 5 is connected to the pipeline of the water storage bin 2, the output end of the water pump 5 is connected to the pipeline of the spray pipe 3, and the input end of the water pump 5 is connected to the top of the water storage bin 2 and is provided with a filter 15 at the connected position, so as to isolate impurities. The water pump 5 pumps water from the water storage bin 2 to the spray pipe 3, and then sprays into the drum 4, enters the flushing bin 1 through the water filtering hole 401, and returns to the water storage bin 2 through the water leakage hole 101, forming a water circulation, which can effectively reduce the waste of water resources.

[0039] The bottom of the water storage bin 2 is provided with a sewage outlet 201, and an electric control valve 16 is arranged on the sewage outlet 201, which is used for regularly discharging the sediment and replacing the water.

[0040] Further, the inner side wall of the flushing bin 1 is fixed with an annular side guide rail 13, and the outer side wall of the roller 4 is correspondingly fixed with a side sliding block 14, which is slidingly arranged in the side guide rail 13, so as to improve the stability of the rotation of the roller 4.

Claims

1. A high pressure blast cleaning device, characterized in that: It comprises a flushing bin, a water storage bin, a spraying pipe, a roller and a water pump. The roller is arranged in the flushing bin, and the flushing bin is provided with a feeding pipe connected to the roller. The side wall and the bottom of the roller are provided with water filtering holes, and the bottom of the roller is provided with a discharging port connected to the flushing bin. The middle part of the roller is fixedly sleeved with a rotating shaft, and the rotating shaft penetrates downwardly out of the flushing bin and is connected with the motor. The water storage bin is arranged below the flushing bin, and the bottom of the flushing bin is provided with a water leakage hole connected to the water storage bin. The spraying pipe is vertically arranged in the flushing bin and located in the middle part of the roller. The input end of the water pump is connected with the water storage bin, and the output end of the water pump is connected with the spraying pipe.

2. The high pressure washing device according to claim 1, wherein: The bottom of the flushing bin is fixed with an annular lower guide rail, and the bottom of the roller is correspondingly fixed with a lower sliding block.

3. The high pressure washing device according to claim 1, wherein: The inner side wall of the flushing bin is fixed with an annular side guide rail, and the outer side wall of the roller is correspondingly fixed with a side sliding block.

4. The high pressure washing device according to claim 1, wherein: The input end of the water pump is connected with the top of the water storage bin, and a filter is arranged at the connection position. The bottom of the water storage bin is provided with a sewage discharge port, and the sewage discharge port and the discharging port are both provided with electric control valves.

5. A high pressure washing device for a shot blasting machine according to any one of claims 1-4, characterized in that: The water storage bin is annular, and the center of the water storage bin forms an avoiding space.

6. The high pressure blast cleaning device according to claim 5, wherein: The motor is arranged in the avoiding space. The water storage bin and the motor are both suspended and installed on the lower surface of the flushing bin. The bottom of the flushing bin is provided with supporting legs which are distributed around the water storage bin.

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