Engraving and milling machine based on tool bit water-cooling circulating mechanism

Abstract

The utility model relates to an engraving and milling machine based on a cutter head water-cooling circulation mechanism, which comprises a cutter part, a water-cooling circulation mechanism and a liquid receiving mechanism, the cutter part comprises a main shaft and a cutter, the cutter is arranged at the bottom of the main shaft, the liquid receiving mechanism comprises a liquid receiving box and an arc-shaped coaming arranged on the outer side of the cutter part in the circumferential direction in a surrounding manner, and the liquid receiving box is connected with the water-cooling circulation mechanism. A liquid receiving cavity communicated with the liquid collecting box is formed in the side, close to the cutter part, of the arc-shaped surrounding plate, the water cooling circulation mechanism comprises an extraction part, a liquid storage part and a liquid spraying part, the liquid spraying part pumps cooling water liquid in the liquid storage part and sprays the cooling water liquid to the cutter, and the extraction part pumps the cooling water liquid recycled in the liquid collecting box into the liquid storage part. According to the utility model, the cooling water liquid recovered in the liquid collecting box can be extracted to enter the liquid storage box again for recycling, so that the use amount of the cooling water liquid is effectively saved, the recovered cooling water liquid can be cooled through the heat exchanger to keep the cooling effect, and the water cooling liquid does not need to be frequently supplemented.

Description

Technical Field

[0001] The utility model relates to the technical field of engraving and milling machines, in particular to an engraving and milling machine based on a cutter head water cooling circulation mechanism. Background Art

[0002] When using the engraving and milling machine, its spindle and tool need to be cooled to ensure the accuracy of the tool and extend the service life of the tool and spindle.

[0003] The utility model with application number CN221364014U discloses a device including a base, a frame installed on both sides of the base, a guide rail fixed by the frame, a main shaft installed on the guide rail, and a tool located directly below the main shaft. A nozzle is provided on one side of the tool, and an adjustment mechanism is provided at one end of the nozzle. A water tank is provided on one side of the frame, and the water tank is fixedly connected to the frame. A booster pump is provided above the water tank, and the booster pump is fixed to the side of the frame by screws.

[0004] Although the above device can cool the tool on the engraving and milling machine by spraying the coolant through the nozzle, it is difficult to effectively recycle the sprayed coolant while the tool is being processed. On the one hand, the coolant is wasted, and on the other hand, the coolant needs to be frequently replenished, which is time-consuming and labor-intensive. Utility Model Content

[0005] In view of the shortcomings of the existing technology, the utility model provides a milling machine based on a water-cooling circulation mechanism for the cutter head. The specific technical solution is as follows:

[0006] The engraving and milling machine based on the cutter head water-cooling circulation mechanism includes a cutter part, which includes a spindle and a cutter, and the cutter is installed at the bottom of the spindle. It also includes a water-cooling circulation mechanism and a liquid receiving mechanism. The liquid receiving mechanism includes a liquid receiving box and a circular arc-shaped enclosure plate arranged around the outer circumference of the cutter part. The side of the circular arc-shaped enclosure plate close to the cutter part is provided with a liquid receiving cavity connected to the liquid receiving box. The water-cooling circulation mechanism includes an extraction part, a liquid storage part and a liquid spraying part. The liquid spraying part draws cooling water into the liquid storage part and sprays it onto the cutter, and the extraction part extracts the cooling water recovered in the liquid receiving box into the liquid storage part.

[0007] As an improvement of the above technical solution: the liquid collecting box is arranged in an arc shape, and the liquid collecting box is connected to the lower part of the arc-shaped enclosure away from the main shaft. A filter plate is installed in the middle and upper part of the liquid receiving chamber. The arc-shaped enclosure is arranged to be inclined upward, and the angle between the bottom end surface of the arc-shaped enclosure and the horizontal plane is 30-60 degrees.

[0008] As an improvement of the above technical solution: the water-cooling circulation mechanism includes a fixed vertical plate, a first pump body, an arc-shaped spray pipe, a liquid storage tank, a second pump body and a heat exchanger, the first pump body and the liquid storage tank are both installed on the fixed vertical plate, the input end of the first pump body is connected to the liquid storage tank through a pipe, the output end of the first pump body is connected to the arc-shaped spray pipe through a pipe, a plurality of nozzles are installed on the side of the arc-shaped spray pipe close to the knife part, the output end of the second pump body is connected to the liquid storage tank through a pipe, one end of the heat exchanger is connected to the second pump body, and the other end of the heat exchanger is connected to the liquid collecting tank through a pipe.

[0009] As an improvement of the above technical solution: it also includes a frame, a workbench is provided at the top of the frame and below the knife part, the top of the fixed vertical plate is fixedly connected to a top fixed plate, the top of the main shaft is fixedly connected to the top fixed plate, and an adjustment mechanism for adjusting the tool position is installed on the top of the frame, and the top fixed plate is connected to the adjustment mechanism.

[0010] Beneficial effects of the utility model:

[0011] When the workpiece is to be processed, the first pump body is started, and the cooling water is sprayed toward the tool through the nozzle to cool the tool with water. As the tool rotates, the cooling water sprayed toward the tool will splash out. Most of the splashed cooling water will be sprayed toward the tool's circumference and introduced into the liquid receiving cavity through the filter plate, so that the cooling water received in the liquid receiving cavity will enter the liquid collecting tank. Then, by starting the second pump body and the heat exchanger, the cooling water recovered in the liquid collecting tank can be extracted and re-entered into the liquid storage tank for recycling, which effectively saves the use of cooling water. The recovered cooling water can be cooled by the heat exchanger to maintain its cooling effect, and there is no need to frequently replenish water coolant. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the connection structure between the arc-shaped enclosure and the liquid receiving box in the utility model;

[0014] Figure 3 It is a schematic diagram of the connection structure between the liquid connection mechanism and the water cooling circulation mechanism in the present utility model.

[0015] Figure numerals: 1. Frame; 11. Workbench; 2. Spindle; 21. Tool; 3. Liquid receiving mechanism; 30. Arc-shaped enclosure; 300. Liquid receiving chamber; 31. Liquid collecting box; 32. Filter plate; 4. Water-cooling circulation mechanism; 41. Fixed vertical plate; 42. First pump body; 43. Arc-shaped liquid spray pipe; 431. Nozzle; 44. Liquid storage tank; 45. Second pump body; 46. Heat exchanger; 5. Adjustment mechanism; 6. Top fixed plate. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0017] Example

[0018] Please refer to Figure 1-Figure 3 The engraving and milling machine based on the cutter head water-cooling circulation mechanism includes a cutter part, which includes a spindle 2 and a tool 21. The tool 21 is installed at the bottom of the spindle 2, and also includes a water-cooling circulation mechanism 4 and a liquid receiving mechanism 3. The liquid receiving mechanism 3 includes a liquid receiving box 31 and a circular arc-shaped enclosure 30 arranged around the outer circumference of the cutter part. The side of the circular arc-shaped enclosure 30 close to the cutter part is provided with a liquid receiving cavity 300 connected to the liquid receiving box 31. The water-cooling circulation mechanism 4 includes an extraction part, a liquid storage part and a liquid spraying part. The liquid spraying part draws the cooling water into the liquid storage part and sprays it onto the tool 21. The extraction part draws the cooling water recovered in the liquid receiving box 31 into the liquid storage part. Specifically, a water baffle can be provided between the connecting ends of the spindle 2 and the tool 21 to prevent water splashed from the tool from spraying onto the spindle 2.

[0019] In an optional embodiment: the liquid collecting box 31 is arranged in an arc shape, and the liquid collecting box 31 is connected to the lower part of the arc-shaped enclosure 30 away from the main shaft 2. A filter plate 32 is installed in the middle and upper part of the liquid receiving chamber 300. Specifically, one end of the bottom of the liquid receiving chamber 300 is connected to the inner cavity of the liquid collecting box 31. The arc-shaped enclosure 30 is arranged upwardly and the angle between the bottom end surface of the arc-shaped enclosure 30 and the horizontal plane is 30-60 degrees. On the one hand, the inclined setting can facilitate the introduction of the sprayed cooling water into the liquid receiving chamber 300. On the other hand, the cooling water in the liquid receiving chamber 300 can be introduced into the liquid collecting box 31, and the filter plate 32 can prevent impurities from entering the liquid receiving chamber 300.

[0020] In an optional embodiment: the water-cooling circulation mechanism 4 includes a fixed vertical plate 41, a first pump body 42, an arc-shaped spray pipe 43, a liquid storage tank 44, a second pump body 45 and a heat exchanger 46. The first pump body 42 and the liquid storage tank 44 are both installed on the fixed vertical plate 41. The input end of the first pump body 42 is connected to the liquid storage tank 44 through a pipeline, and the output end of the first pump body 42 is connected to the arc-shaped spray pipe 43 through a pipeline. A plurality of nozzles 431 are installed on the side of the arc-shaped spray pipe 43 close to the knife part. The output end of the second pump body 45 is connected to the liquid storage tank 44 through a pipeline. One end of the heat exchanger 46 is connected to the second pump body 45, and the other end of the heat exchanger 46 is connected to the liquid collecting tank 31 through a pipeline.

[0021] In an optional embodiment: it also includes a frame 1, a workbench 11 is provided at the bottom top of the frame 1 and below the knife part, the top of the water-cooling circulation mechanism 4 is fixedly connected to a top fixing plate 6, the top of the spindle 2 is fixedly connected to the top fixing plate 6, and an adjustment mechanism 5 for adjusting the tool position is installed on the top of the frame 1, and the top fixing plate 6 is connected to the adjustment mechanism 5. Specifically, the adjustment mechanism can be composed of a hydraulic cylinder, a screw assembly, etc. in the existing technology, which is convenient for adjusting the position of the knife part up, down, left and right, so as to facilitate processing of the workpiece on the workbench.

[0022] Specifically, a water inlet may be provided on the liquid storage tank 44 , and a liquid level meter may be provided inside the liquid storage tank 44 to timely detect the liquid level of the cooling water inside the liquid storage tank 44 , so as to facilitate timely replenishment of the liquid inside the liquid storage tank 44 .

[0023] Specifically, when a workpiece is to be processed, the workpiece is first placed on the workbench 11, and the position of the knife is adjusted by the adjustment mechanism, so that the tool 21 processes the workpiece. During the processing, the first pump body 42 is started at the same time, and the cooling water is sprayed toward the tool 21 through the nozzle 431 to cool the tool 21 with water. As the tool 21 rotates, the sprayed cooling water will splash out. Most of the splashed cooling water tool 21 will be sprayed toward its circumference and introduced into the liquid receiving chamber 300 through the filter plate 32, so that the cooling water received in the liquid receiving chamber 300 will enter the liquid collecting tank 31, and then by starting the second pump body 45 and the heat exchanger 46, the cooling water recovered in the liquid collecting tank 31 can be extracted and re-entered into the liquid storage tank 44 for recycling, which effectively saves the use of cooling water. The recovered cooling water can be cooled by the heat exchanger 46 to maintain its cooling effect.

[0024] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A milling machine based on a cutter head water cooling circulation mechanism, comprising a cutter portion, wherein the cutter portion comprises a spindle (2) and a cutter (21), wherein the cutter (21) is mounted on the bottom of the spindle (2), and is characterized in that: The invention also includes a water-cooling circulation mechanism (4) and a liquid receiving mechanism (3), wherein the liquid receiving mechanism (3) includes a liquid receiving box (31) and a circular arc-shaped enclosure plate (30) arranged around the outer circumference of the knife portion, and a liquid receiving cavity (300) connected to the liquid receiving box (31) is provided on the side of the circular arc-shaped enclosure plate (30) close to the knife portion. The water-cooling circulation mechanism (4) includes an extraction part, a liquid storage part and a liquid spraying part, wherein the liquid spraying part draws cooling water from the liquid storage part and sprays it toward the tool (21), and the extraction part draws cooling water recovered from the liquid receiving box (31) into the liquid storage part.

2. The engraving and milling machine based on the cutter head water cooling circulation mechanism according to claim 1 is characterized in that: The liquid collecting box (31) is arranged in an arc shape and is connected to the lower part of the arc-shaped enclosure (30) away from the main shaft (2). A filter plate (32) is installed in the middle and upper part of the liquid receiving chamber (300). The arc-shaped enclosure (30) is arranged to be inclined upward, and the angle between the bottom end surface of the arc-shaped enclosure (30) and the horizontal plane is 30-60 degrees.

3. The engraving and milling machine based on the cutter head water cooling circulation mechanism according to claim 2, characterized in that: The water cooling circulation mechanism (4) includes a fixed vertical plate (41), a first pump body (42), an arc-shaped liquid spraying pipe (43), a liquid storage tank (44), a second pump body (45) and a heat exchanger (46). The first pump body (42) and the liquid storage tank (44) are both installed on the fixed vertical plate (41). The input end of the first pump body (42) is connected to the liquid storage tank (44) through a pipeline. The output end of the first pump body (42) is connected to the arc-shaped liquid spraying pipe (43) through a pipeline. A plurality of nozzles (431) are installed on the side of the arc-shaped liquid spraying pipe (43) close to the blade. The input end of the second pump body (45) is connected to the liquid storage tank (44) through a pipeline. One end of the heat exchanger (46) is connected to the output end of the second pump body (45). The other end of the heat exchanger (46) is connected to the liquid collecting tank (31) through a pipeline.

4. The engraving and milling machine based on the cutter head water cooling circulation mechanism according to claim 3, characterized in that: The machine also includes a frame (1), a workbench (11) is provided at the top of the frame (1) and below the knife portion, a top fixed plate (6) is connected to the top of the fixed vertical plate (41), the top of the spindle (2) is fixedly connected to the top fixed plate (6), an adjustment mechanism (5) for adjusting the position of the knife (21) is installed at the top of the frame (1), and the top fixed plate (6) is connected to the adjustment mechanism (5).

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