Numerical control machine tool outer protection device with flue gas treatment function

Abstract

The utility model discloses a numerically-controlled machine tool outer protection device with a smoke treatment function, which relates to the technical field of numerically-controlled machine tools and comprises a numerically-controlled machine tool shell, a gas suction cover, a gas supply pipe, a gas outlet pipe, a gas inlet pipe, a gas outlet pipe, a gas outlet pipe, a gas outlet pipe, a gas inlet pipe and a gas outlet pipe, wherein a protection door and a gas suction cover are arranged on one side of the numerically-controlled machine tool shell; the other end of the flue gas collecting pipe is connected with the purifying box and used for conveying collected flue gas, the purifying box is internally provided with a gas supply insertion pipe, an electric push rod, a downward-moving insertion rod and a reset spring, and the electric push rod is used for controlling the downward-moving insertion rod to move. Through the structural design of the filter box, the activated carbon particles in one filter chamber are allowed to be replaced under the condition that the operation of the whole equipment is not influenced. When activated carbon in one filter chamber needs to be replaced, the other filter chamber can be switched to continue working through operation of the electric push rod and the like, so that the activated carbon can be replaced without shutdown, the shutdown time of equipment is reduced, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to numerical control machine tool technical field, concretely relates to a numerical control machine tool outer protection device with flue gas treatment function. BACKGROUND

[0002] In the numerical control machine tool processing, a large amount of flue gas will be produced, if these flue gas is not handled in time, will cause pollution to the working environment, harm the health of operating personnel, also can influence the normal operation and processing accuracy of machine tool. The traditional numerical control machine tool flue gas treatment device often has some defects, for example, when replacing the filter medium such as activated carbon in the filter device, usually need to stop operation, this leads to the equipment downtime is longer, greatly reduces the production efficiency, influences the production progress. And the traditional device is in structure design, the purification box and filter box are fixed connection or connection mode is more complex, when carrying out equipment maintenance and part replacement, it is extremely inconvenient, increases the maintenance cost and difficulty, is not favorable to the long-term stable operation and efficient production of equipment. UTILITY MODEL CONTENTS

[0003] The utility model is to provide a numerical control machine tool outer protection device with flue gas treatment function to solve the problems in the above background.

[0004] To solve the above technical problem, the utility model adopts the technical scheme of:

[0005] A numerical control machine tool outer protection device with flue gas treatment function, comprising:

[0006] The numerical control machine tool shell is provided with a protection door on one side;

[0007] The air suction cover is arranged on the top of the numerical control machine tool shell and is used for collecting flue gas generated during the operation of the machine tool;

[0008] The air supply pipe is connected with the air suction cover at one end and is connected with the purification box at the other end and is used for conveying the collected flue gas;

[0009] The purification box is internally provided with an air supply pipe, an electric push rod, a downward moving plug rod and a reset spring, the electric push rod is used for controlling the movement of the downward moving plug rod, the reset spring is used for assisting the reset of the downward moving plug rod, and the outer wall of the downward moving plug rod movably sleeves the positioning ring;

[0010] The air supply hose is fixedly connected with the purification box at one end and is connected with the filter box through the air supply pipe at the other end and is used for conveying the purified flue gas to the filter box;

[0011] The filter box is rotatably connected to one side of the numerical control machine tool housing, and is internally provided with a filter chamber and activated carbon particles.

[0012] Further improvement of the technical scheme of the utility model lies in that the receiving pipe cooperates with the air feeding cannula, the first air feeding hole and the second air feeding hole are arranged on the lower moving inserting rod, and are used for controlling the conveying path of the flue gas.

[0013] Further improvement of the technical scheme of the utility model lies in that the receiving pipe is provided with a sealing cover at the top.

[0014] Further improvement of the technical scheme of the utility model lies in that the filter chamber is provided with a gas permeable net at the top.

[0015] Further improvement of the technical scheme of the utility model lies in that the purification box is detachably connected with the filter box through the air feeding hose, so that maintenance and replacement are facilitated.

[0016] Further improvement of the technical scheme of the utility model lies in that the air suction cover is an adjustable air suction cover, and the range of collecting flue gas can be adjusted.

[0017] Further improvement of the technical scheme of the utility model lies in that the electric push rod is connected with the control system of the numerical control machine tool, and the movement of the air feeding cannula can be automatically controlled according to the working state of the machine tool.

[0018] Due to the adoption of the above technical scheme, the utility model has the following technical progress compared with the prior art:

[0019] 1. The utility model provides a numerical control machine tool external protection device with flue gas treatment function, the structural design of the filter box allows the activated carbon particles in one of the filter chambers to be replaced without affecting the operation of the whole equipment. When the activated carbon in one filter chamber needs to be replaced, the electric push rod can be operated to switch to another filter chamber to continue working, so that the activated carbon can be replaced without stopping the machine, the downtime of the equipment is reduced, and the production efficiency is improved.

[0020] 2. The utility model provides a numerical control machine tool external protection device with flue gas treatment function, and the purification box is detachably connected with the filter box through the air feeding hose. This design provides great convenience when the equipment is maintained and the components are replaced. When the activated carbon particles in the filter box need to be replaced, the filter box can be easily separated from the purification box, which facilitates subsequent operation. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 The utility model is a structural schematic view;

[0022] Figure 2 This is a schematic diagram showing the structural details of the filter box of this utility model;

[0023] Figure 3 This is a schematic diagram showing the detailed structure of the air delivery cannula of this utility model;

[0024] Figure 4 This is a top view schematic diagram of the bearing pipe structure of this utility model.

[0025] In the diagram: 1. Protective door; 2. Suction hood; 3. Air supply pipe; 4. Purification box; 5. Air supply hose; 6. Filter box; 7. Electric push rod; 8. Air supply tube; 9. Receiving pipe; 10. Sealing cover; 11. Filter chamber; 12. Activated carbon granules; 13. Bottom pipe; 14. Air inlet; 15. Lowering rod; 16. Return spring; 17. First air supply hole; 18. Second air supply hole; 19. Receiving bottom rod; 21. CNC machine tool housing; 22. Ventilation mesh. Detailed Implementation

[0026] In the description of this utility model, it should also be noted that, unless otherwise explicitly specified and limited, the terms "set," "install," "connect," and "link" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0027] The present invention will be further described in detail below with reference to embodiments: Example 1

[0028] like Figures 1-4 As shown, this utility model provides an external protective device for CNC machine tools with flue gas treatment function, including:

[0029] The CNC machine tool housing 21 has a protective door 1 on one side;

[0030] The suction hood 2 is installed on the top of the CNC machine tool housing 21 and is used to collect the fumes generated during machine tool operation;

[0031] The air supply pipe 3 is connected to the air suction hood 2 at one end and to the purification box 4 at the other end, and is used to transport the collected flue gas.

[0032] The purification box 4 is equipped with an air supply tube 8, an electric push rod 7, a downward insertion rod 15 and a return spring 16. The electric push rod 7 is used to control the movement of the downward insertion rod 15, and the return spring 16 is used to assist the downward insertion rod 15 in resetting. A positioning ring is movably sleeved on the outer wall of the downward insertion rod 15.

[0033] Air hose 5, one end is fixedly connected with the purification box 4, the other end is connected with the filter box 6 through the air feeding pipe 8, for conveying the purified flue gas to the filter box 6;

[0034] Filter box 6, the filter box 6 is rotatably connected to one side of the numerical control machine tool shell 21, and the inside is provided with a filter chamber 11 and activated carbon particles 12, the filter chamber 11 is inserted with a receiving pipe 9, the inner wall of the receiving pipe 9 is fixedly connected with a bottom pipe 13, the outer wall of the receiving pipe 9 is provided with an air inlet hole 14, and the air inlet hole 14 is used for discharging flue gas into the filter chamber 11.

[0035] The receiving pipe 9 is matched with the air feeding pipe 8, the lower insertion rod 15 is provided with a first air feeding hole 17 and a second air feeding hole 18, which are used for controlling the conveying path of the flue gas.

[0036] The receiving pipe 9 is provided with a sealing cover 10 at the top. Example 2

[0037] As Figures 1-4 shown, on the basis of example 1, the utility model provides a technical scheme: preferably, the filter chamber 11 is provided with a breathable mesh 22 at the top. The purification box 4 is detachably connected with the filter box 6 through the air hose 5, which is convenient for maintenance and replacement.

[0038] The air suction cover 2 is an adjustable air suction cover, which can adjust the range of collecting flue gas, and the electric push rod 7 is connected with the control system of the numerical control machine tool, which can automatically control the movement of the air feeding pipe 8 according to the working state of the machine tool.

[0039] The working principle of the numerical control machine tool external protection device with flue gas treatment function will be described below.

[0040] As Figures 1-4 shown, when the numerical control machine tool works, the air suction cover 2 absorbs the generated flue gas and transports it to the purification box 4 through the air feeding pipe 3. The purification box 4 purifies the flue gas, and the flue gas after treatment is transported to the filter chamber 11 through the air hose 5 and the air feeding pipe 8, and filtered by the activated carbon particles 12.

[0041] In the state that the air feeding pipe 8 is communicated with the bottom pipe 13, at this time the air feeding pipe 8 is inserted into the receiving pipe 9, and the lower insertion rod 15 will move up under the action of the receiving bottom rod 19, when the bottom end of the air feeding pipe 8 contacts the inner wall of the receiving pipe 9, the second air feeding hole 18 is located above the positioning ring, and the first air feeding hole 17 is located below the positioning ring, the flue gas is transported from the second air feeding hole 18 to the first air feeding hole 17, and then transported to the bottom pipe 13 through the first air feeding hole 17, and the bottom pipe 13 transports the flue gas to the filter chamber 11, and the flue gas is adsorbed and filtered by the activated carbon particles 12, then the flue gas enters the air inlet hole 14 through the breathable mesh 22, and is discharged through the gap between the air feeding pipe 8 and the receiving pipe 9.

[0042] When it is necessary to replace the activated carbon particles 12 in one of the filter chambers 11, the electric push rod 7 pulls the air feeding pipe 8 to move upward, at this time the insertion rod 15 is reset to move downward to form a closed state of the air feeding pipe 8, then the filter box 6 is rotated to rotate the receiving pipe 9 to be below the air feeding pipe 8, then the sealing cover 10 is removed, and the air feeding pipe 8 is connected with the receiving pipe 9, so that the adsorption of the flue gas can be continued, and the other filter chamber 11 can be replaced at the same time.

[0043] The front of the filter chamber 11 is provided with a closing door, the closing door can be opened, and the closing door can be fixed by bolts, then the activated carbon particles 12 are taken out.

[0044] The above is a detailed description of the utility model, but some modifications or improvements can be made on the basis of the utility model, which is obvious to those skilled in the art. Therefore, the modifications or improvements without departing from the spirit of the utility model are within the protection scope of the utility model.

Claims

1. An external protective device for CNC machine tools with flue gas treatment function, characterized in that, include: The CNC machine tool housing (21) has a protective door (1) on one side. A suction hood (2) is installed on the top of the CNC machine tool housing (21) to collect the fumes generated during machine tool operation; The gas delivery pipe (3) is connected at one end to the suction hood (2) and at the other end to the purification box (4) for transporting the collected flue gas; The purification box (4) is equipped with an air supply tube (8), an electric push rod (7), a downward insertion rod (15) and a return spring (16). The electric push rod (7) is used to control the movement of the downward insertion rod (15), and the return spring (16) is used to assist the downward insertion rod (15) in resetting. The outer wall of the downward insertion rod (15) is movably sleeved with a positioning ring. The air supply hose (5) is fixedly connected at one end to the purification box (4) and at the other end to the filter box (6) through the air inlet tube (8); The filter box (6) is rotatably connected to one side of the CNC machine tool housing (21). Inside, there is a filter chamber (11) and activated carbon particles (12). A receiving pipe (9) is inserted into the top of the filter chamber (11). A bottom pipe (13) is fixedly connected to the inner wall of the receiving pipe (9). An air inlet (14) is opened on the outer wall of the receiving pipe (9). The air inlet (14) is used to discharge flue gas into the filter chamber (11).

2. The external protective device for CNC machine tools with flue gas treatment function according to claim 1, characterized in that: The receiving pipe (9) cooperates with the gas supply pipe (8), and the lowering insertion rod (15) is provided with a first gas supply hole (17) and a second gas supply hole (18) to control the gas delivery path.

3. The external protective device for CNC machine tools with flue gas treatment function according to claim 1, characterized in that: The top of the receiving pipe (9) is provided with a sealing cap (10).

4. The external protective device for CNC machine tools with flue gas treatment function according to claim 1, characterized in that: The filter chamber (11) is provided with a breathable mesh (22) at the top.

5. The external protective device for CNC machine tools with flue gas treatment function according to claim 1, characterized in that: The purification box (4) is detachably connected to the filter box (6) via an air supply hose (5), which facilitates maintenance and replacement.

6. The external protective device for CNC machine tools with flue gas treatment function according to claim 1, characterized in that: The suction hood (2) is an adjustable suction hood, which can adjust the range of smoke collection.

7. The external protective device for CNC machine tools with flue gas treatment function according to claim 1, characterized in that: The electric push rod (7) is connected to the control system of the CNC machine tool and can automatically control the movement of the air delivery tube (8) according to the working status of the machine tool.

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