Recycling equipment for magnesium alloy cutting fluid for aerospace

Abstract

The utility model discloses recovery equipment for magnesium alloy cutting fluid for aerospace. The recovery equipment comprises a cutting fluid treatment assembly and a hydrogen treatment assembly, the cutting fluid treatment assembly comprises a cutting fluid filtering box, a cutting fluid box located at the bottom of the filtering box, a first settling box located on one side of the cutting fluid box and a second settling box located on one side of the first settling box, and the second settling box is used for discharging cutting fluid; the hydrogen treatment assembly comprises a hydrogen absorption box and a storage box connected to the hydrogen absorption box, an inlet of the hydrogen absorption box is connected to the cutting fluid filtering box and the second settling box, and the storage box discharges hydrogen. The device can treat waste liquid and gas at the same time, can recover cutting fluid and hydrogen, prevents hydrogen explosion while recovering the magnesium alloy cutting fluid for aerospace, and is high in safety.

Description

TECHNICAL FIELD

[0001] The utility model relates to the recovery of magnesium alloy cutting fluid for aerospace, in particular to a recovery equipment of magnesium alloy cutting fluid for aerospace. BACKGROUND

[0002] Magnesium alloy cutting fluid will be used when aerospace spare parts are processed, magnesium alloy cutting fluid needs to be recovered in normal process, the current recovery uses liquid receiving disc to receive waste liquid, and cutting fluid is recovered after waste liquid is filtered and other operations, however, magnesium will produce hydrogen gas in the recovery process, hydrogen gas is easy to burn and explode, the existing technology only handles waste liquid, does not handle gas, and the attitude of not paying attention to hydrogen gas will increase the danger. SUMMARY

[0003] To solve the defects of the above prior art, the utility model provides a recovery equipment of magnesium alloy cutting fluid for aerospace, the utility model simultaneously handles waste liquid and gas, can recover cutting fluid and hydrogen gas, prevents hydrogen gas explosion while recovering magnesium alloy cutting fluid for aerospace, and is high in safety.

[0004] To achieve the above technical purpose, the utility model adopts the following technical scheme: a recovery equipment of magnesium alloy cutting fluid for aerospace, comprising a cutting fluid treatment assembly and a hydrogen gas treatment assembly;

[0005] The cutting fluid treatment assembly comprises a cutting fluid filter box, a cutting fluid tank located at the bottom of the filter box, a first sedimentation tank located at one side of the cutting fluid tank, and a second sedimentation tank located at one side of the first sedimentation tank, wherein the second sedimentation tank discharges cutting fluid;

[0006] A plurality of joints are mounted on the upper cover of the cutting fluid filter box, and the plurality of joints are respectively connected to a plurality of cutting fluid drop points through pipelines; one side plate of the cutting fluid filter box is inclined, so that the upper end of the cutting fluid filter box is wide and the lower end is narrow; a plurality of waste chip filter layers are arranged inside the cutting fluid filter box, and the lowermost waste chip filter layer is located at the top of the cutting fluid tank;

[0007] The hydrogen gas treatment assembly comprises a hydrogen absorption tank and a storage tank connected to the hydrogen absorption tank, the inlet of the hydrogen absorption tank is respectively connected to the cutting fluid filter box, the second sedimentation tank and the storage tank, and the storage tank temporarily stores gas;

[0008] The cutting fluid filter box is also provided with a gas outlet, the gas outlet is provided with a preliminary filtering assembly, and the preliminary filtering assembly sends the gas in the cutting fluid filter box to the hydrogen absorption tank.

[0009] The multi-layered waste chip filtering layer comprises an upper filtering layer and a lower filtering layer, and the inner wall of the cutting fluid filtering box is provided with mounting strips, and the upper filtering layer and the lower filtering layer are correspondingly mounted on the mounting strips.

[0010] The upper filtering layer and the lower filtering layer are both filtering plates.

[0011] The cutting fluid tank is provided with a cutting fluid tank outlet, the first sediment tank is provided with a first outlet, and the second sediment tank is provided with a second outlet.

[0012] The upper end of the inclined side plate of the cutting fluid filtering box is the air outlet, the air outlet is provided with a mounting block, and the preliminary filtering assembly is mounted on the mounting block.

[0013] The hydrogen suction tank comprises a tank body and a getter material arranged in the tank body, the inlet end of the tank body is connected to the preliminary filtering assembly through a sixth pipeline, connected to the second sediment tank through a first pipeline, and connected to the storage tank through a reflux pipeline, and the outlet end of the tank body is connected to the storage tank through a second pipeline.

[0014] The inlet of the storage tank is provided with an inlet fan, and the inlet fan is arranged on the second pipeline; the outlet of the storage tank is also provided with a reflux fan, and the reflux fan is arranged on the reflux pipeline; and the storage tank is also provided with a detection port, and the detection port is provided with a detection valve.

[0015] In summary, the present application has the following technical effects:

[0016] The waste chip filtering layer can filter out the waste chips in the waste liquid, and the clean cutting fluid can be discharged after multiple sedimentation, so that the cutting fluid recovery effect is good.

[0017] The hydrogen recovery is provided, the getter adsorbs hydrogen, and the storage tank circulates hydrogen absorption, and the discharged air meets the emission standard. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The present application provides a magnesium alloy cutting fluid recycling equipment for aerospace.

[0019] Figure 2 The present application provides a recycling equipment schematic diagram. DETAILED DESCRIPTION

[0020] The present application will be further described in detail below with reference to the accompanying drawings.

[0021] The specific embodiments are merely illustrative of the present application, and are not intended to limit the present application. Those skilled in the art can make modifications to the embodiments without creative contribution after reading the specification, as long as the modifications are within the scope of the claims of the present application.

[0022] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are merely for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0023] In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0024] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0025] In the present application, unless otherwise specifically defined and limited, the first feature "on" or "under" the second feature can be direct contact between the first and second features, or indirect contact between the first and second features through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be directly above or obliquely above the first feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature can be directly below or obliquely below the first feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.

[0026] Example 1:

[0027] As Figure 1 shown, an aerospace magnesium alloy cutting fluid recycling device, comprising a cutting fluid treatment assembly and a hydrogen treatment assembly; cutting fluid treatment assembly for filtering magnesium alloy precipitation waste, discharge clean cutting fluid, hydrogen treatment assembly for processing magnesium in the recycling process through the corrosion generated hydrogen, prevent explosion.

[0028] The cutting fluid treatment assembly comprises a cutting fluid filter box 1, a cutting fluid tank 2 located at the bottom of the filter box 1, a first sedimentation tank 3 located on one side of the cutting fluid tank 2, a second sedimentation tank 4 located on one side of the first sedimentation tank 3, and the second sedimentation tank 4 discharges cutting fluid.

[0029] Wherein, the upper cover of the cutting fluid filter box 1 is provided with a plurality of joints 105, and the plurality of joints 105 are connected to a plurality of cutting fluid drop points through pipelines respectively, so that cutting fluid at multiple positions can be recycled; the side plate of the cutting fluid filter box 1 is inclined, so that the upper end of the cutting fluid filter box 1 is wide and the lower end is narrow; a plurality of waste filter layers are arranged in the cutting fluid filter box 1, and the lowermost waste filter layer is located at the top of the cutting fluid tank 2.

[0030] Specifically, the plurality of waste filter layers comprise an upper filter layer 101 and a lower filter layer 102, the inner wall of the cutting fluid filter box 1 is provided with a mounting strip 103, and the upper filter layer 101 and the lower filter layer 102 are correspondingly mounted on the mounting strip 103. The upper filter layer 101 and the lower filter layer 102 are both filter plates. The filter holes of the upper filter layer 101 are larger than those of the lower filter layer 102, which can gradually filter large waste particles and small waste particles, and facilitate the recycling of pure cutting fluid.

[0031] The cutting fluid filter box 1 is also provided with a gas outlet, and the gas outlet is provided with a preliminary filtering assembly 17, which sends the gas in the cutting fluid filter box 1 to the hydrogen suction box 5.

[0032] Wherein, the upper end of the inclined side plate of the cutting fluid filter box 1 is the gas outlet, the gas outlet is provided with a mounting block 104, and the preliminary filtering assembly 17 is mounted on the mounting block 104.

[0033] The preliminary filtering assembly 17 uses filter cotton to filter out particulate matter in the gas.

[0034] The cutting fluid tank 2 is provided with a cutting fluid tank outlet 21, the first sedimentation tank 3 is provided with a first outlet 31, the second sedimentation tank 4 is provided with a second outlet 41, the cutting fluid tank outlet 21 is lower than the top end of the cutting fluid tank 2, the first outlet 31 is lower than the cutting fluid tank outlet 21, and the second outlet 41 is lower than the first outlet 31.

[0035] The cutting fluid tank 2, the first sedimentation tank 3 and the second sedimentation tank 4 are used for sequentially depositing the waste chips, the waste chips are deposited at the bottom, the clean cutting fluid is discharged from the upper outlet into the next tank, and the second outlet 41 discharges the clean cutting fluid.

[0036] The hydrogen treatment assembly comprises a hydrogen absorption tank 5 and a storage tank 6 connected to the hydrogen absorption tank 5, the inlet of the hydrogen absorption tank 5 is connected to the cutting fluid filter tank 1, the second sedimentation tank 4 and the storage tank 6 respectively, and the storage tank 6 temporarily stores the gas;

[0037] The hydrogen absorption tank 5 comprises a tank body and a getter material arranged in the tank body, the inlet end of the tank body is connected to the preliminary filter assembly 17 through a sixth pipeline 16, connected to the second sedimentation tank 4 through a first pipeline 8 and connected to the storage tank 6 through a reflux pipeline 7, and the outlet end of the tank body is connected to the storage tank 6 through a second pipeline 9.

[0038] The getter material adopts a surface-modified Zr2Fe alloy, which is a prior art and will not be described here.

[0039] The inlet of the storage tank 6 is provided with an inlet fan 12 arranged on the second pipeline 9, and the outlet of the storage tank 6 is further provided with a reflux fan 11 arranged on the reflux pipeline 7; the storage tank 6 is further provided with a detection port provided with a detection valve 61.

[0040] The gas after hydrogen absorption is discharged into the storage tank 6 to temporarily store the gas, and then recycled through the reflux fan 11 to perform hydrogen absorption.

[0041] The storage tank 6 is further provided with a first pressure gauge, when the pressure meets a certain value, the initial valve 15 is closed. The detection valve 61 is opened to discharge part of the gas, and then the detection valve 61 is closed to continue hydrogen absorption. The amount of this part of the gas is very small, and the pollution to the air can be ignored.

[0042] Working principle:

[0043] The cutting fluid used in the machining of magnesium alloy for aerospace is treated at the same time with hydrogen when the cutting fluid is recycled.

[0044] The cutting fluid flows to the cutting fluid tank 2 below through two layers of filter plates, and the clean cutting fluid is discharged after the sedimentation of the first sedimentation tank 3 and the second sedimentation tank 4.

[0045] The cutting fluid enters the cutting fluid filtering box 1 to produce a part of hydrogen, the hydrogen mixes with air and enters the preliminary filtering assembly 17 under the action of the inlet fan 12, and then enters the hydrogen absorption box 5, the cutting fluid box 2, the first precipitation box 3 and the second precipitation box 4 produce a part of hydrogen, the hydrogen mixes with air and enters the hydrogen absorption box 5 under the action of the inlet fan 12, the hydrogen is adsorbed in the interior through the hydrogen absorption of the Zr2Fe alloy with the interior surface modified, the residual gas enters the storage box 6 under the action of the inlet fan 12, the storage box 6 is first connected with the vacuum pump through the vacuum pipe to be vacuumized.

[0046] The backflow valve 13 and the outlet valve 10 on the backflow pipe 7 are opened, the backflow fan 11 is opened, the gas in the storage box 6 is sent to the hydrogen absorption box 5 to perform hydrogen absorption again, the gas hydrogen content in the storage tank 6 is detected through the detection valve 61, and the outlet valve 10, the inlet valve 14 and the initial valve 15 are closed after the gas hydrogen content meets the standard.

[0047] Embodiment 2:

[0048] Based on the embodiment 1, the intermediate tank 17 is additionally arranged to store the mixed gas.

[0049] As shown in Figure 2 the sixth pipe 16 and the first pipe 8 are connected to the intermediate tank 17, and the intermediate tank 17 is connected to the hydrogen absorption box 5. The inlet of the intermediate tank 17 is provided with the first valve 15, the outlet is provided with the second valve 18, and the initial fan 19 is arranged in front of the first valve 15.

[0050] First, the intermediate tank 17 is vacuumized by connecting the vacuum pump through the first vacuum pipe 1701, and the second valve 18 is closed.

[0051] The initial fan 19, the sixth pipe 16 and the first pipe 8 are used to transport the mixed gas in the front part to the intermediate tank 17, the intermediate tank 17 is provided with a pressure gauge, after the intermediate tank 17 stores to a certain pressure, the second valve 18 is opened, the temporarily stored mixed gas is sent to the hydrogen absorption box 5, the hydrogen is absorbed in the mode of the embodiment 1, when the pressure gauge is less than a certain value, the second valve 18 is closed, and the mixed gas is continuously stored. The first valve 1 is not closed.

[0052] The above only describes the preferred embodiment of the present application, and does not limit the present application in any form, any simple modification, equivalent change and modification made according to the technical essence of the present application to the above embodiment are within the scope of the technical scheme of the present application.

Claims

1. An aerospace magnesium alloy cutting fluid recovery apparatus characterized by: The machining fluid treatment assembly and the hydrogen treatment assembly are included. The machining fluid treatment assembly includes a machining fluid filtering box (1), a machining fluid tank (2) located at the bottom of the filtering box (1), a first sedimentation tank (3) located at one side of the machining fluid tank (2), and a second sedimentation tank (4) located at one side of the first sedimentation tank (3), wherein the second sedimentation tank (4) discharges machining fluid. A plurality of joints (105) are installed on the upper cover of the machining fluid filtering box (1), and the plurality of joints (105) are respectively connected to a plurality of machining fluid dripping points through pipelines. The side plate of the machining fluid filtering box (1) is inclined, so that the upper end of the machining fluid filtering box (1) is wide and the lower end is narrow. The machining fluid filtering box (1) is internally provided with a plurality of layers of waste chip filtering layers, and the lowermost waste chip filtering layer is located at the top of the machining fluid tank (2).

2. The magnesium alloy cutting fluid recycling apparatus for aerospace use according to claim 1, characterized by: The hydrogen treatment assembly includes a hydrogen absorption tank (5) and a storage tank (6) connected to the hydrogen absorption tank (5).

3. The magnesium alloy cutting fluid recycling apparatus for aerospace use according to claim 2, characterized by: The machining fluid filtering box (1) is further provided with a gas outlet, and a preliminary filtering assembly (17) is installed on the gas outlet.

4. The magnesium alloy cutting fluid recycling apparatus for aerospace according to claim 1, characterized in that: The plurality of layers of waste chip filtering layers include an upper filtering layer (101) and a lower filtering layer (102), and the inner wall of the machining fluid filtering box (1) is provided with a mounting strip (103), and the upper filtering layer (101) and the lower filtering layer (102) are correspondingly mounted on the mounting strip (103).

5. The magnesium alloy cutting fluid recycling apparatus for aerospace according to claim 1, characterized in that: The upper filtering layer (101) and the lower filtering layer (102) are both filtering plates.

6. The magnesium alloy cutting fluid recycling apparatus for aerospace according to claim 1, characterized by: The machining fluid tank (2) is provided with a machining fluid tank outlet (21), the first sedimentation tank (3) is provided with a first outlet (31), and the second sedimentation tank (4) is provided with a second outlet (41). The upper end of the inclined side plate of the machining fluid filtering box (1) is the gas outlet, and the gas outlet is provided with a mounting block (104), and the preliminary filtering assembly (17) is mounted on the mounting block (104). The hydrogen absorption tank (5) includes a tank body and a getter material arranged in the tank body. The inlet end of the tank body is connected to the preliminary filtering assembly (17) through a sixth pipeline (16), connected to the second sedimentation tank (4) through a first pipeline (8), and connected to the storage tank (6) through a reflux pipeline (7). The outlet end of the tank body is connected to the storage tank (6) through a second pipeline (9).

7. The magnesium alloy cutting fluid recycling apparatus for aerospace use according to claim 6, characterized by: The inlet of the storage tank (6) is provided with an inlet fan (12) arranged on the second pipeline (9); the outlet of the storage tank (6) is also provided with a backflow fan (11) arranged on the backflow pipeline (7); the storage tank (6) is also provided with a detection port provided with a detection valve (61).

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