Machine tool structure of vertical machining center

Abstract

The present invention discloses a machine tool structure of a vertical machining center, belonging to the technical field of machine tools. It includes a cabinet assembly. An elevating assembly is slidably clamped at the upper end inside the cabinet assembly. The elevating assembly includes an elevating frame, and a machining cavity is formed inside the elevating frame. A placement rack and a machining main body are respectively fixedly installed at the lower end and the upper end inside the machining cavity. A gas supply assembly is fixedly installed at the rear side of the cabinet assembly. A safety assembly is fixedly installed at the upper end of the elevating assembly. A control host is fixedly installed on one side of the cabinet assembly. During machining, the workpiece descends into the cabinet assembly through the elevating assembly for machining, improving the protection effect during machining and enhancing safety. Moreover, when not in use, it is convenient for protection. And through the gas supply assembly, it is convenient to actively cool down during machining. Through the cabinet assembly, it is convenient to inject a protective liquid, increasing the applicability during machining. And through the safety assembly, during operation, the safety performance is improved and it is convenient for active reminder.

Description

Technical Field

[0001] The present invention relates to a machine tool structure of a vertical machining center and belongs to the technical field of machine tools. Background Art

[0002] A machining center is a highly automated multi-functional numerical control machine tool with a tool magazine and an automatic tool changer. Among them, a vertical machining center is a type of machining center. A vertical machining center refers to a machining center with a vertical spindle. Its structural form is mostly a fixed column, the worktable is rectangular, and it has no indexing and rotating function. It is suitable for machining disc, sleeve, and plate parts. It generally has three linear motion coordinate axes and can be equipped with a rotary table rotating along the horizontal axis on the worktable for machining spiral parts. The vertical machining center is convenient for clamping, easy to operate, easy to observe the machining situation, easy to debug the program, and widely used.

[0003] For example, the publication number is: CN115383496A, a vertical machining center machine. It includes a worktable and a machine head; the worktable is slidably connected with a saddle, and a worktable driving structure for driving the worktable to reciprocate along the first direction to align with the machine head is arranged on the saddle; the saddle is slidably connected with a base, and a saddle driving structure for driving the saddle to reciprocate along the second direction to align with the machine head is arranged on the base; the machine head is slidably connected with a column, and a machine head driving structure for driving the machine head to reciprocate along the third direction to approach / leave the worktable is arranged on the column. A worktable slider is arranged on the worktable, and a saddle slideway is arranged on the saddle. The saddle slideway extends along the first direction, and the worktable slider is slidably connected with the saddle slideway. This application can solve the problems of how to improve the speed during the feed of the machine tool and reduce the reaction time.

[0004] Another example is the publication number: CN115401578A, a vertical machining center for precision machining, belonging to the technical field of machining centers. It includes a main body component, an internal threaded connection of the main body component is provided with a placement component, an internal threaded connection of the main body component above the placement component is provided with a machining component, a grinding and machining component is fixedly installed at the rear side of the lower end inside the main body component, a temperature control component is fixedly installed at the rear side of the main body component, and a control unit is fixedly installed at one side of the position of the main body component. By adopting a sealed cabinet body, when machining, it is convenient to fill protective gas, and the protective gas circulates for cooling to provide antioxidant protection for the workpiece and cool down the high temperature generated during machining. And it is convenient to blow the chips generated during machining to one side for collection, and it is convenient to grind the workpiece without disassembling the workpiece after machining, improving the machining effect, being convenient to use and easy to operate.

[0005] For another example, the publication number is: CN112238311B, a vertical machining center, including a base, a guide rail fixed on the top of the base, a hoist and a spindle box installed on the top of the front end of the guide rail from top to bottom, a drill bit installed at the bottom of the spindle box, and an electric control box installed at the right end of the guide rail. At the bottom of the spindle box, an arc-shaped frame is installed at the top of the base. The bottom of the arc-shaped frame is fixedly connected with a toothed block, and a second servo motor is installed at the left end of the base. In the present invention, first, a linkage angle adjustment structure is adopted, which is convenient for the comprehensive linkage adjustment of the workpiece in the X-axis and Y-axis directions, improving the convenience of workpiece angle adjustment and the applicability of the device, thus facilitating the actual adjustment and processing of the workpiece. Secondly, an opposing pressing clamping structure is adopted, which can automatically clamp and limit the workpiece on the workbench, reducing the workload of the operator and improving the convenience of workpiece clamping operation, thus facilitating the daily adjustment, clamping and processing of the workpiece. However, the above technical solution has the problem of poor protection effect, which is prone to risks during processing operations. Moreover, when some precision equipment is processed, it needs to be immersed in a protective solution for processing. For example, when using electrical discharge machining, it needs to be immersed in protective oil. The current machine tool structure of the vertical machining center is difficult to achieve during use and is not convenient to operate. Summary of the Invention

[0006] The object of the present invention is to provide a machine tool structure of a vertical machining center to solve the above problems. During use, it can improve safety performance, and when not in use, it is convenient for storage and protection to avoid damage. When it is necessary to be immersed in a protective liquid for processing, it is convenient to operate, and during processing, it is convenient for rapid cooling to avoid temperature accumulation and improve processing accuracy.

[0007] The present invention realizes the above object through the following technical solutions. The machine tool structure of a vertical machining center includes a cabinet assembly. An elevating assembly is slidably clamped at the upper end inside the cabinet assembly. The elevating assembly includes an elevating frame, and a machining cavity is formed inside the elevating frame. A placing rack and a machining main body are respectively fixedly installed at the lower end and the upper end inside the machining cavity. The elevating frame is slidably clamped at the upper end inside the cabinet assembly. A gas supply assembly is fixedly installed at the rear side of the cabinet assembly. The output end of the gas supply assembly is communicated with the inside of the cabinet assembly. A safety assembly is fixedly installed at the upper end of the elevating assembly. The safety assembly is communicated with the output end of the gas supply assembly. A control host is fixedly installed on one side of the cabinet assembly. During use, the workpiece is placed on the placing rack and clamped and fixed. The elevating frame is lowered into the cabinet assembly. After being lowered into the cabinet assembly, the workpiece on the placing rack is machined by the machining main body. During machining, by turning on the gas supply assembly, the cooled gas is blown into the cabinet assembly for active cooling, facilitating the cooling of the high temperature generated during machining. During the lifting operation, the gas supply assembly supplies gas to the inside of the safety assembly, and the gas is ejected from the outside of the safety assembly, facilitating the reminder of the surrounding operators to avoid pinching during the operation process. During use, through the control host, the technical solution is controlled to improve the automation degree, facilitate operation and use. When not in use and needing to be stored, the elevating assembly is lowered into the cabinet assembly, so that the cabinet assembly protects the elevating assembly, avoiding knocking or damage, improving the safety during placement and reducing the occupied space, facilitating use.

[0008] Preferably, in order to facilitate the lifting and storage of the lifting component and provide protection during processing, the cabinet component includes a storage cabinet. A storage cavity is formed in the middle of the upper end inside the storage cabinet. The lifting frame is slidably clamped inside the storage cavity. An observation glass is inlaid and installed on one side of the storage cabinet, and the other side of the observation glass is inside the storage cavity. Guide plates are fixedly installed on both sides of the upper end inside the storage cavity, and the lifting frame is slidably clamped on the guide plates. Cavities are formed on both sides of the storage cabinet inside the storage cavity, and the driving end of the lifting component is fixedly installed inside the cavities. Through holes are formed on both sides of the upper end of the storage cabinet directly above the cavities, and the driving end of the lifting component extends to the outside of the storage cabinet through the through holes. Air outlet nozzles are evenly fixedly installed on both sides inside the storage cavity, and the air outlet nozzles communicate with the cavities. The output end of the air supply component is connected to the cavities. Round holes are evenly formed on one side of the lower end of the storage cabinet, and one side of the output end of the air supply component extends to the inside of the storage cavity through the round holes. A slag dropping hole is formed at the lower end on the side opposite to the round hole inside the storage cavity. A slag guiding pipe is fixedly installed at the lower end of the bottom of the storage cabinet, and an oil injection pipe is fixedly installed at the lower rear end of the storage cabinet, and the oil injection pipe communicates with the inside of the storage cavity. Press switches are fixedly installed at the four corners of the upper surface of the storage cabinet, and the press switches are electrically connected to the control host. Support legs are fixedly installed at the four corners of the lower end of the storage cabinet. During use, the lifting component descends into the storage cavity. When protection liquid processing is required, the slag guiding pipe is sealed, and protection liquid is injected into the storage cavity through the oil injection pipe. The air supply component supplies cold air to the inside of the cavity, and the cold air is ejected through the air outlet nozzles to cool the protection solution, thereby facilitating use when protection liquid processing is required. When protection liquid processing is not required, the slag guiding pipe is opened, and during processing, gas is ejected through the position of the round holes, blowing the debris generated during processing towards the slag dropping hole and discharging it through the slag guiding pipe, which is convenient for use. When placing, after the lifting component descends into the storage cavity, the lifting component presses the press switch, which is convenient for judging whether the storage is in place and for operation.

[0009] Preferably, for the convenience of lifting, a cover plate is fixedly installed at the upper end of the lifting frame, and the upper end of the safety component is fixedly installed on the outside of the cover plate. Hydraulic cylinders are fixedly installed at both lower ends of the cover plate. The hydraulic cylinders are fixedly installed inside the cavity, and the output ends of the hydraulic cylinders pass through the through holes and are fixedly connected to the cover plate. A warning light is fixedly installed on one side of the upper surface of the cover plate, and a buzzer is fixedly installed at the upper end of the warning light. Guide bars are fixedly installed on the outer sides of both ends of the lifting frame, and the lifting frame is slidably clamped on the guide plate through the guide bars. Air passing grooves are formed between the guide bars on both sides of the lifting frame. The length and width of the cover plate are the same as the length and width of the upper end of the storage cabinet. When lifting, by controlling the length of the extension of the hydraulic cylinders, the lifting frame is lifted or lowered along the guide plate through the guide bars, so that the workpiece is lowered into the interior of the storage cavity for processing, which is convenient for protection during processing. And through the cover plate, it is convenient to seal the storage cavity during storage. Through the warning light and the buzzer, it is convenient to give warnings during processing, which is convenient for use.

[0010] Preferably, for the convenience of cooling, the air supply component includes an air pump, and the air pump is fixedly installed at the rear side of the storage cabinet. A vortex tube is fixedly installed at the rear side of the storage cabinet, and the output end of the air pump is communicated with the intake end of the vortex tube. A supply air pipe is fixedly installed at the cold end of the vortex tube. Branch pipes are fixedly installed on one side and at the end of the supply air pipe. The other ends of the branch pipes extend into the cavity, and first solenoid valves are fixedly installed on the branch pipes. A connecting pipe is fixedly installed on the supply air pipe between the branch pipes. A second solenoid valve is fixedly installed at the middle position of the connecting pipe, and the other end of the connecting pipe is fixedly installed with an air supply plate. Spray heads are evenly fixedly installed on one side of the air supply plate, and the air supply plate is fixedly installed on one side of the storage cabinet. The spray heads are communicated with the interior of the storage cavity through the round holes. When in use, the air pump blows high-pressure gas into the interior of the vortex tube. Through the vortex tube, the cold and hot are separated, and the cold air is injected into the supply air pipe. When processing the protective liquid, the first solenoid valves are opened and the second solenoid valve is closed, so that the cold air enters the cavity through the branch pipes. When performing conventional processing, the first solenoid valves are closed and the second solenoid valve is opened, so that the cold air enters the air supply plate and is sprayed out through the spray heads, which is convenient for cooling use.

[0011] Preferably, in order to improve the safety during operation, the safety component includes a warning box with a hollow structure. One side of the warning box is fixedly installed with a hose, and the other side of the hose is communicated with the air supply pipe. A third solenoid valve is fixedly installed on the hose near the warning box. The outer side of the warning box is evenly provided with air outlets, and strobe lights are evenly fixedly installed on the outer side of the warning box between the air outlets. During the lifting operation, the third solenoid valve is opened, so that gas is supplied into the interior of the warning box through the hose and ejected through the air outlets, and in cooperation with the strobe lights, it is convenient to warn the surrounding operators, improve the safety during the lifting operation, and facilitate use.

[0012] The beneficial effects of the present invention are as follows: During processing, the workpiece is lowered into the interior of the cabinet component through the lifting component, improving the protection effect and safety during processing. And when not in use, it is convenient for protection. Through the air supply component, it is convenient to actively cool down during processing. Through the cabinet component, it is convenient to inject the protective liquid, increasing the applicability during processing. And through the safety component, the safety performance is improved during operation, and it is convenient for active reminder. Brief Description of the Drawings

[0013] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0014] Figure 2 It is a schematic diagram of the overall structure of the present invention from another angle.

[0015] Figure 3 It is a schematic diagram of the overall structure of the present invention during processing.

[0016] Figure 4 It is a schematic diagram of the structure of the cabinet component in the present invention.

[0017] Figure 5 It is a schematic diagram of a partial structure of the cabinet component in the present invention.

[0018] Figure 6 It is a schematic diagram of the structure of the lifting component in the present invention.

[0019] Figure 7 It is a schematic diagram of the structure of the air supply component in the present invention.

[0020] Figure 8 It is a schematic diagram of the structure of the safety component in the present invention.

[0021] In the figure: 1. Cabinet body assembly; 101. Placing cabinet; 102. Storage cavity; 103. Observation glass; 104. Guide plate; 105. Cavity; 106. Through hole; 107. Air outlet nozzle; 108. Round hole; 109. Slag dropping hole; 1010. Slag guide pipe; 1011. Oil injection pipe; 1012. Press switch; 1013. Support leg;

[0022] 2. Lifting assembly; 201. Lifting frame; 202. Processing cavity; 203. Placing rack; 204. Processing main body; 205. Cover plate; 206. Hydraulic cylinder; 207. Warning lamp; 208. Buzzer; 209. Guide strip; 2010. Air passing slot;

[0023] 3. Air supply assembly; 301. Air pump; 302. Vortex tube; 303. Air supply pipe; 304. Branch pipe; 305. First solenoid valve; 306. Connecting pipe; 307. Second solenoid valve; 308. Air supply plate; 309. Sprinkler head;

[0024] 4. Safety assembly; 401. Warning frame; 402. Hose; 403. Third solenoid valve; 404. Air outlet hole; 405. Strobe light;

[0025] 5. Control host. Specific implementation mode

[0026] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0027] Please refer to Figure 1-8As shown in the figure, the machine tool structure of a vertical machining center includes a cabinet assembly 1. A lifting assembly 2 is slidably clamped at the upper end inside the cabinet assembly 1. The lifting assembly 2 includes a lifting frame 201, and a machining cavity 202 is formed inside the lifting frame 201. A placement rack 203 and a machining main body 204 are respectively fixedly installed at the lower end and the upper end inside the machining cavity 202. The lifting frame 201 is slidably clamped at the upper end inside the cabinet assembly 1. A gas supply assembly 3 is fixedly installed at the rear side of the cabinet assembly 1. The output end of the gas supply assembly 3 is communicated with the inside of the cabinet assembly 1. A safety assembly 4 is fixedly installed at the upper end of the lifting assembly 2. The safety assembly 4 is communicated with the output end of the gas supply assembly 3. A control host 5 is fixedly installed on one side of the cabinet assembly 1. When in use, the workpiece is placed on the placement rack and clamped and fixed. Then the lifting frame 201 is lowered into the inside of the cabinet assembly 1. After being lowered into the inside of the cabinet assembly 1, the workpiece on the placement rack 203 is machined by the machining main body 204. When machining, by turning on the gas supply assembly 3, the cooled gas is blown into the inside of the cabinet assembly 1 for active cooling, which is convenient for cooling the high temperature generated during machining. During the lifting operation, the gas supply assembly 3 supplies gas to the inside of the safety assembly 4, so that the gas is ejected from the outside of the safety assembly 4, which is convenient for reminding the surrounding operators to avoid pinching during the operation. When in use, the control host 5 controls this technical solution to improve the degree of automation, facilitate operation and use. When not in use and needs to be stored, the lifting assembly 2 is lowered into the inside of the cabinet assembly 1, so that the cabinet assembly 1 protects the lifting assembly 2 to avoid bumping or damage, improves the safety during placement and reduces the occupied space, which is convenient for use.

[0028] As Figure 5As shown in the figure, the cabinet assembly 1 includes a placement cabinet 101. A storage cavity 102 is provided at the middle position of the upper end inside the placement cabinet 101. The lifting frame 201 is slidably clamped inside the storage cavity 102. An observation glass 103 is inlaid and installed on one side of the placement cabinet 101, and the other side of the observation glass 103 is located inside the storage cavity 102. Guide plates 104 are fixedly installed on both sides of the upper end inside the storage cavity 102, and the lifting frame 201 is slidably clamped on the guide plates 104. Cavities 105 are provided on both sides of the placement cabinet 101 inside the storage cavity 102, and the driving end of the lifting assembly 2 is fixedly installed inside the cavities 105. Through holes 106 are provided on both sides of the upper end of the placement cabinet 101 directly above the cavities 105, and the driving end of the lifting assembly 2 extends to the outside of the placement cabinet 101 through the through holes 106. Air outlet nozzles 107 are evenly and fixedly installed on both sides inside the storage cavity 102, and the air outlet nozzles 107 are communicated with the cavities 105. The output end of the air supply assembly 3 is communicated with the cavities 105. Round holes 108 are evenly provided on one side of the lower end of the placement cabinet 101, and one side of the output end of the air supply assembly 3 extends to the inside of the storage cavity 102 through the round holes 108. A slag dropping hole 109 is provided at the lower end of the storage cavity 102 on the side opposite to the round holes 108. A slag guiding pipe 1010 is fixedly installed at the lower end of the bottom of the placement cabinet 101. An oil injection pipe 1011 is fixedly installed at the lower end of the rear side of the placement cabinet 101, and the oil injection pipe 1011 is communicated with the inside of the storage cavity 102. Press switches 1012 are fixedly installed at the four corners of the upper surface of the placement cabinet 101, and the press switches 1012 are electrically connected to the control host 5. Support legs 1013 are fixedly installed at the four corners of the lower end of the placement cabinet 101. During use, the lifting assembly 2 descends into the storage cavity 102. When protection liquid processing is required, the slag guiding pipe 1010 is sealed, and the protection liquid is injected into the storage cavity 102 through the oil injection pipe 1011. The air supply assembly 3 supplies cold air to the inside of the cavities 105, and the cold air is ejected through the air outlet nozzles 107 to cool the protection solution, so as to facilitate use when protection liquid processing is required. When protection liquid processing is not required, the slag guiding pipe 1010 is opened, and during the processing, gas is ejected through the position of the round holes 108, and the debris generated during the processing is blown towards the slag dropping hole 109 and discharged through the slag guiding pipe 1010, which is convenient for use. When placing, after the lifting assembly 2 descends into the storage cavity 102, the lifting assembly 2 presses the press switches 1012, which is convenient for judging whether the storage is in place and convenient for operation.

[0029] As Figure 6As shown in the figure, a cover plate 205 is fixedly installed at the upper end of the lifting frame 201, and the upper end of the safety component 4 is fixedly installed outside the cover plate 205. Hydraulic cylinders 206 are fixedly installed at both lower ends of the cover plate 205. The hydraulic cylinders 206 are fixedly installed inside the cavity 105, and the output ends of the hydraulic cylinders 206 pass through the through holes 106 and are fixedly connected to the cover plate 205. A warning light 207 is fixedly installed on one side of the upper surface of the cover plate 205, and a buzzer 208 is fixedly installed at the upper end of the warning light 207. Guide strips 209 are fixedly installed on the outer sides of both ends of the lifting frame 201, and the lifting frame 201 is slidably clamped on the guide plate 104 through the guide strips 209. Air passing grooves 2010 are formed between the guide strips 209 on both sides of the lifting frame 201. The length and width of the cover plate 205 are the same as the length and width of the upper end of the storage cabinet 101. During lifting, by controlling the extension length of the hydraulic cylinders 206, the lifting frame 201 is lifted or lowered along the guide plate 104 through the guide strips 209, so that the workpiece is lowered into the storage cavity 102 for processing, which is convenient for protection during processing. And through the cover plate 205, it is convenient to seal the storage cavity 102 during storage. Through the warning light 207 and the buzzer 208, it is convenient to give warnings during processing, which is convenient for use.

[0030] As Figure 7 shown in the figure, the air supply component 3 includes an air pump 301, and the air pump 301 is fixedly installed at the rear side of the storage cabinet 101. A vortex tube 302 is fixedly installed at the rear side of the storage cabinet 101, and the output end of the air pump 301 is communicated with the intake end of the vortex tube 302. A supply air pipe 303 is fixedly installed at the cold end of the vortex tube 302. Branch pipes 304 are fixedly installed on one side and at the end of the supply air pipe 303. The other ends of the branch pipes 304 extend into the cavity 105, and first solenoid valves 305 are fixedly installed on the branch pipes 304. A connecting pipe 306 is fixedly installed on the supply air pipe 303 between the branch pipes 304. A second solenoid valve 307 is fixedly installed at the middle position of the connecting pipe 306, and the other end of the connecting pipe 306 is fixedly installed with a supply air plate 308. Spray nozzles 309 are evenly fixedly installed on one side of the supply air plate 308, and the supply air plate 308 is fixedly installed on one side of the storage cabinet 101. The spray nozzles 309 are communicated with the inside of the storage cavity 102 through the round holes 108. During use, the air pump 301 blows high-pressure gas into the vortex tube 302. Through the vortex tube 302, the cold and hot are separated, and the cold air is injected into the supply air pipe 303. During the processing of the protective liquid, the first solenoid valves 305 are opened and the second solenoid valve 307 is closed, so that the cold air enters the cavity 105 through the branch pipes 304. During normal processing, the first solenoid valves 305 are closed and the second solenoid valve 307 is opened, so that the cold air enters the supply air plate 308 and is sprayed out through the spray nozzles 309, which is convenient for temperature reduction use.

[0031] AsFigure 8 As shown, the safety component 4 includes a warning box 401 with a hollow structure. One side of the warning box 401 is fixedly installed with a hose 402, and the other side of the hose 402 is communicated with the air supply pipe 303. A third electromagnetic valve 403 is fixedly installed on the hose 402 near the warning box 401. Air outlet holes 404 are evenly formed on the outer side of the warning box 401, and strobe lights 405 are evenly fixedly installed between the air outlet holes 404 on the outer side of the warning box 401. During the lifting operation, the third electromagnetic valve 403 is opened, so that gas is supplied into the warning box 401 through the hose 402 and ejected through the air outlet holes 404, and in cooperation with the strobe lights 405, it is convenient to warn the surrounding operators and improve the safety during the lifting operation, which is convenient to use.

[0032] For those skilled in the art, it is obvious that the present invention is not limited to the details of the above exemplary embodiments, and without departing from the spirit or basic characteristics of the present invention, the present invention can be implemented in other specific forms. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present invention is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present invention. Any reference signs in the claims should not be regarded as limiting the claimed invention.

[0033] In addition, it should be understood that although this specification is described according to embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. The machine tool structure of a vertical machining center, characterized in that: It includes a cabinet body assembly (1), an elevating assembly (2) is slidably clamped at the upper end inside the cabinet body assembly (1). The elevating assembly (2) includes an elevating frame (201), and a processing cavity (202) is formed inside the elevating frame (201). A placing rack (203) and a processing main body (204) are respectively fixedly installed at the lower end and the upper end inside the processing cavity (202). The elevating frame (201) is slidably clamped at the upper end inside the cabinet body assembly (1). A gas supply assembly (3) is fixedly installed at the rear side of the cabinet body assembly (1). The output end of the gas supply assembly (3) is communicated with the inside of the cabinet body assembly (1). A safety assembly (4) is fixedly installed at the upper end of the elevating assembly (2). The safety assembly (4) is communicated with the output end of the gas supply assembly (3). A control host (5) is fixedly installed at one side of the cabinet body assembly (1). The cabinet body assembly (1) includes a placing cabinet (101). A storage cavity (102) is formed at the middle position of the upper end inside the placing cabinet (101). The elevating frame (201) is slidably clamped inside the storage cavity (102). An observation glass (103) is inlaid and installed on one side of the placing cabinet (101). The other side of the observation glass (103) is located inside the storage cavity (102). Guide plates (104) are respectively fixedly installed on both sides of the upper end inside the storage cavity (102). The elevating frame (201) is slidably clamped on the guide plates (104). Cavities (105) are formed on both sides of the inside of the placing cabinet (101) where the storage cavity (102) is located. The driving end of the elevating assembly (2) is fixedly installed inside the cavities (105). Round holes (108) are evenly formed at one side of the lower end of the placing cabinet (101). The output end of the gas supply assembly (3) extends to the inside of the storage cavity (102) through the round holes (108). A slag dropping hole (109) is formed at the lower end of the inside of the storage cavity (102) on the side opposite to the round holes (108). A slag guiding pipe (1010) is fixedly installed at the lower end of the bottom of the placing cabinet (101) where the slag dropping hole (109) is located. An oil injection pipe (1011) is fixedly installed at the lower end of the rear side of the placing cabinet (101). The oil injection pipe (1011) is communicated with the inside of the storage cavity (102). Pressure switches (1012) are respectively fixedly installed at the four corners of the upper surface of the placing cabinet (101). The pressure switches (1012) are electrically connected to the control host (5). Support legs (1013) are respectively fixedly installed at the four corners of the lower end of the placing cabinet (101).

2. The machine tool structure of the vertical machining center according to claim 1, characterized in that: On both sides directly above the cavity (105) at the upper end of the placement cabinet (101), through holes (106) are provided, and the driving end of the lifting assembly (2) extends to the outside of the placement cabinet (101) through the through holes (106). On both sides inside the storage cavity (102), air outlet nozzles (107) are uniformly and fixedly installed, and the air outlet nozzles (107) communicate with the cavity (105). The output end of the air supply assembly (3) communicates with the cavity (105).

3. The machine tool structure of the vertical machining center according to claim 2, characterized in that: At the upper end of the lifting frame (201), a cover plate (205) is fixedly installed, and the upper end of the safety assembly (4) is fixedly installed on the outside of the cover plate (205). At both lower ends on both sides of the cover plate (205), hydraulic cylinders (206) are fixedly installed. The hydraulic cylinders (206) are fixedly installed inside the cavity (105), and the output end of the hydraulic cylinder (206) passes through the through hole (106) and is fixedly connected to the cover plate (205). On one side of the upper surface of the cover plate (205), a warning light (207) is fixedly installed, and a buzzer (208) is fixedly installed at the upper end of the warning light (207).

4. The machine tool structure of the vertical machining center according to claim 3, characterized in that: On both outer sides at both ends of the lifting frame (201), guiding strips (209) are fixedly installed, and the lifting frame (201) is slidably clamped on the guiding plate (104) through the guiding strips (209). Between the guiding strips (209) on both sides of the lifting frame (201), air passing grooves (2010) are provided, and the length and width of the cover plate (205) are the same as the length and width of the upper end of the placement cabinet (101).

5. The machine tool structure of the vertical machining center according to claim 4, characterized in that: The air supply assembly (3) includes an air pump (301), and the air pump (301) is fixedly installed at the rear side of the placement cabinet (101). A vortex tube (302) is fixedly installed at the rear side of the placement cabinet (101), and the output end of the air pump (301) communicates with the intake end of the vortex tube (302). A supply air pipe (303) is fixedly installed at the cold end of the vortex tube (302), and branch pipes (304) are fixedly installed at both the side and the end of the supply air pipe (303). The other end of the branch pipe (304) extends into the cavity (105), and first solenoid valves (305) are fixedly installed on the branch pipes (304).

6. The machine tool structure of the vertical machining center according to claim 5, characterized in that: A connecting pipe (306) is fixedly installed on the supply air pipe (303) between the branch pipes (304). A second solenoid valve (307) is fixedly installed at the middle position of the connecting pipe (306), and the other end of the connecting pipe (306) is fixedly installed with a supply air plate (308). On one side of the supply air plate (308), spray nozzles (309) are uniformly fixedly installed, and the supply air plate (308) is fixedly installed on one side of the placement cabinet (101). The spray nozzles (309) communicate with the inside of the storage cavity (102) through the round holes (108).

7. The machine tool structure of the vertical machining center according to claim 5, characterized in that: The safety component (4) includes a warning box (401) with a hollow structure. One side of the warning box (401) is fixedly installed with a hose (402), and the other side of the hose (402) is communicated with the air supply pipe (303). A third solenoid valve (403) is fixedly installed on the side of the hose (402) close to the warning box (401). Air outlet holes (404) are evenly formed on the outer side of the warning box (401), and strobe lights (405) are evenly and fixedly installed between the air outlet holes (404) on the outer side of the warning box (401).

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