Vertical numerical control lathe with self-positioning tool changing function

Abstract

The invention discloses a vertical numerical control lathe with a self-positioning tool changing function, and relates to the technical field of numerical control lathes. The numerical control lathe comprises a machining lathe body, a machining lathe frame is fixedly connected to the machining lathe body, a machining arm is arranged on the machining lathe frame, the machining arm is in sliding connection with the machining lathe frame, and a machining motor set is arranged in the machining lathe body; a clamping base plate is arranged at the output end of the machining motor set and rotationally connected with the machining lathe bed, an impurity discharging groove is formed in the machining lathe bed, an impurity removing water gun is arranged on the machining lathe bed, a cutter feeding motor is arranged on the machining lathe bed, a cutter feeding box is arranged at the output end of the cutter feeding motor and connected with the machining arm, and a cutter setting assembly is arranged on the machining lathe bed. A scanner is arranged on the machining lathe bed, a machining box is arranged on the machining lathe bed, and a numerical control distribution box is arranged on the machining box.

Description

Technical Field

[0001] The invention relates to the technical field of numerically controlled lathes, in particular to a vertical numerically controlled lathe with a self-positioning tool changing function. Background Art

[0002] Metal processing is one of the most important parts in modern industry, which includes a lot of mechanical equipment. CNC lathes are the most widely used CNC machine tools, mainly used for processing various complex planes, curved surfaces and shell parts. These parts have extremely high requirements for processing accuracy and surface quality. CNC lathes can meet these requirements with their high precision and high stability, thereby meeting the processing technology of fine parts in various fields.

[0003] Lathes are divided into vertical lathes and horizontal lathes. During the processing of lathes, it is usually necessary to replace the cutting tools to meet the processing of various curved surfaces and various planes during workpiece processing. Usually, technicians use manual replacement to disassemble the cutting tools. Due to the manual disassembly method, errors are very easy to occur, and the difference in cutting tools and the degree of wear will also affect the accuracy of the workpiece. In addition, the installed cutting tools may become loose and fall off, and the shape of the workpiece will also affect the normal use of the cutting tools. These problems need to be urgently solved. Summary of the invention

[0004] The object of the present invention is to provide a vertical CNC lathe with a self-positioning tool changing function to solve the problems raised in the prior art.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical scheme: the CNC machine tool comprises a machining bed, a machining bed frame is fixedly connected to the machining bed, a machining arm is arranged on the machining bed frame, the machining arm is slidably connected to the machining bed frame, a machining motor group is arranged in the machining bed, a clamping chassis is arranged on the output end of the machining motor group, the clamping chassis is rotatably connected to the machining bed, a debris removal groove is arranged on the machining bed frame, a debris removal water gun is arranged on the machining bed frame, a feed motor is arranged on the machining bed frame, a feed box is arranged on the output end of the feed motor, the feed box is connected to the machining arm, a tool setting assembly is arranged on the machining bed, a scanner is arranged on the machining bed, a machining box is arranged on the machining bed, a CNC distribution box is arranged on the machining box, and the CNC distribution box is connected to the feed motor, the tool setting assembly, the machining motor group, and the scanner through wires. Sexual connection. During the processing, you first need to input the appropriate processing program in the CNC distribution box, and then feed the workpiece into the clamping chassis. The tooling on the clamping chassis will lock the workpiece, and then close the processing box, start the feed motor and the processing motor group, and the processing motor group drives the clamping chassis to rotate through the pulley, and the feed motor drives the feed box to translate. The tool gradually falls on the workpiece and cuts the workpiece. During the cutting process, the debris generated will be knocked down by the debris removal water gun and sent into the debris discharge trough. The auger mechanism in the debris discharge trough collects the debris and discharges it out of the equipment. During the processing, when the tool needs to be changed, start the scanner and the tool setting assembly. The scanner and the tool setting assembly will cooperate, and the tool setting assembly will replace the tool in time and carry out subsequent processing.

[0006] An auxiliary loader is provided on the processing box, which is rotatably connected to the processing box, a positioning chassis is provided at the bottom of the auxiliary loader, and the positioning chassis is rotatably connected to the auxiliary loader, an auxiliary motor is provided on the processing box, and the output end of the auxiliary motor is connected to the auxiliary loader, an induction disk is provided on the processing box, and a resistance switch is provided on the induction disk, and the resistance switch is electrically connected to the auxiliary motor through a wire. In the process of loading, in order to save manpower input during loading, the workpiece can be placed on the auxiliary loader, and then the auxiliary loader is pushed, and the auxiliary loader rotates, and the toothed disk at the bottom of the auxiliary loader will contact the induction disk, and the resistance switch on the induction disk is triggered and connected, and the auxiliary motor receives the feeding instruction, the CNC distribution box is energized, and the auxiliary motor works, and the auxiliary loader is fully assisted, and it becomes easier to push the loading at this time.

[0007] The tool setting assembly includes a tool setting track and a tool setting holder. The tool setting track is slidably connected to the processing bed frame. A tool setting motor is arranged on the tool setting holder. Teeth are arranged in the tool setting track. The output end of the tool setting motor meshes with the teeth on the tool setting track. A tool setting disc is arranged on the tool setting holder. A plurality of tool mounting racks are arranged on the tool setting disc. A tool setting cylinder is arranged on the tool setting disc. A tool changer is arranged on the output end of the tool setting cylinder. During or after processing, the tool setting assembly is started to replace the tool. During tool setting, the tool setting motor will move on the tool setting track, and the tool setting holder will move under the drive of the tool setting motor, and the required tool will be installed in the tool setting disc. The tool mounting rack on the tool setting disc will carry the tool to the processing arm. When the tool needs to be changed, the tool changer will remove the tool and then send the required tool into the tool changer, and then wait for the tool setting cylinder to install the tool again.

[0008] The tool disc is rotatably connected with the tool holder, a tool changing groove is arranged on the tool mounting frame, a tool changing cone is arranged on the machining arm, a tool holder base is arranged on the tool changing cone, a locking groove and a locking piece are arranged in the tool holder base, the locking piece is slidably connected with the locking groove, a locking spring is arranged in the locking groove, two ends of the locking spring respectively press against the locking groove and the locking piece, a release piece is arranged on the tool changer, the release piece is rotatably connected with the tool changer, a tool changing motor is arranged on the tool changer, the output end of the tool changing motor is connected with the release piece, and the scanner is arranged on the tool holder. When the tool is replaced First, the scanner is needed to scan the distance and locate the current tool, then the tool changer will be put on the tool change cone, the tool change motor on the tool changer will drive the release plate, the release plate will be embedded in the locking groove, and against the locking plate, so that the locking plate releases the turning tool, and the turning tool will fall off. After the tool falls off, the tool setting cylinder will push the tool into the tool change cone, and then the tool change motor will release the locking plate and complete the tool change. The operation of the tool installation process is the same as the operation of removing the tool. You only need to install the prepared tool in the tool changer.

[0009] The scanner includes a distance measuring board, on which an infrared distance measuring lamp and an infrared receiving board are provided. The infrared distance measuring lamp and the infrared receiving board are connected to the inductance of the tool feed cylinder through wires. When approaching the tool changing vertebra, the distance measuring board will cooperate with the infrared receiving board. When measuring on the tool changing vertebra, the tool disc stops moving. After the tool is unloaded, the tool feed cylinder is started. The tool feed cylinder will determine the progress according to the specific measurement data and the model data of the tool to be replaced.

[0010] A shim compensation cylinder is provided on the processing arm, a propulsion spring is provided in the shim compensation cylinder, a sheet outlet is provided on the shim compensation cylinder, a propulsion plate is provided on the side of the shim compensation cylinder away from the sheet outlet, the propulsion plate is slidably connected with the shim compensation cylinder, a propulsion motor is provided on one side of the shim compensation cylinder, teeth are provided on the propulsion plate, the propulsion motor meshes with the teeth on the propulsion plate, the propulsion motor is inductively connected with the CNC distribution box, during the tool installation process, due to the model differences between the tools, some tool compensation is required, at this time manual intervention is required to obtain the tool difference by measuring, and then the control program is input through the CNC distribution box to start the propulsion motor on the shim compensation groove cylinder, and the propulsion motor will drive the propulsion plate to rotate, thereby installing the shim between the tool changing cone and the tool changing arm to complete the compensation operation.

[0011] A feed sleeve is provided in the feed box, and the feed sleeve is rigidly connected to the feed arm. A feed screw rod is provided on the output end of the feed motor, and the feed screw rod is meshed with the feed sleeve through a thread. A detection component is provided on the feed arm, and the detection component is electrically connected to the CNC distribution box through a wire. When feeding, the feed motor will drive the feed screw rod to rotate, so that the feed sleeve slides on the feed screw rod. Under the restriction of the feed box, the feed arm will move in the feed box to complete the feed operation. In this process, the detection component will detect the working status of the tool, thereby controlling the start and stop operation of the feed motor.

[0012] The detection component includes a transmission cylinder, in which a micro-probe is slidably connected, a pressure detection plate is arranged in the transmission cylinder, the pressure detection plate is connected to the inductance of the feed motor, and a stabilizing spring is arranged in the transmission cylinder, and the two ends of the stabilizing spring respectively press against the transmission cylinder and the micro-probe. During the detection process, the transmission cylinder rests on the turning tool, and the micro-probe also presses against the turning tool. During the processing, if the tool vibrates severely, the pressure detection plate will transmit information to the feed motor, and the tool needs to be withdrawn at this time. At the same time, when the tool vibrates irregularly, it proves that the workpiece has a deformation problem. At this time, the feed motor will stop urgently to avoid tool collision and empty tool problems.

[0013] An oil supply is provided on the processing bed, and the oil supply is connected with the impurity removal water gun through a conduit. A displacement ring is provided on the impurity removal water gun, and a displacement motor is provided on the processing bed. The output end of the displacement motor is meshed with the teeth on the displacement ring, and the displacement motor is electrically connected to the CNC distribution box through a wire. During the impurity removal process, the oil supply will supply oil to the impurity removal water gun. During the processing, the progress of the feed motor will be recorded by the CNC distribution box. According to the process feedback, the displacement motor will be adjusted, and the displacement motor will rotate, so as to ensure that the cutting part of the tool can fully contact with the cleaning agent at all times, thereby ensuring the safety of the tool.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. The present invention adopts a structural component with auxiliary loading. By using the cooperation of the clamping chassis and the auxiliary loader, the effect of precise loading can be achieved. At the same time, the workpiece is transported in an assisted manner, which can greatly save manpower and material resources, and the loading and unloading will be more accurate.

[0016] 2. The present invention adopts a structural component with automatic scanning and positioning, which can be used to replace the tool. The length of the tool is accurately scanned by infrared scanning, and the data information obtained by the scan is used to accurately adjust the progress of tool replacement. At the same time, in the process of tool replacement, automatic compensation technology is adopted to adjust the compensation length through scanning data, which fully reduces the processing errors caused by tool wear and installation errors.

[0017] 3. The present invention adopts a structural component with direct tool detection, which directly detects the vibration of the tool to determine the current processing status and whether the tool has a large load or no-load problem, thereby fully avoiding serious damage to the workpiece or the tool during the processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0019] Figure 2 It is a schematic diagram of the internal structure of the processing bed of the present invention;

[0020] Figure 3 for Figure 2 The structural schematic diagram of A is partially enlarged in the middle;

[0021] Figure 4 It is a schematic diagram of the top view of the processing bed structure of the present invention;

[0022] Figure 5 It is a schematic diagram of the cross-sectional structure of the processing bed of the present invention;

[0023] Figure 6 for Figure 5 The structural schematic diagram of the partial enlargement of B in the middle;

[0024] Figure 7 for Figure 4 The structural schematic diagram of C is partially enlarged in the middle;

[0025] Figure 8 It is a schematic diagram of the structure of the tool changer of the present invention;

[0026] Fig. 9 It is a schematic diagram of the internal structure of the tool holder base of the present invention.

[0027] In the figure: 1. Processing bed; 2. Processing bed frame; 3. Processing arm; 4. Processing motor group; 5. Clamping chassis; 6. Debris removal trough; 7. Debris removal water gun; 701. Displacement ring; 702. Displacement motor; 8. Feed motor; 9. Feed box; 901. Feed sleeve; 902. Feed screw rod; 903. Detection component; 904. Transmission cylinder; 905. Pressure detection plate; 906. Stabilizing spring; 908. Micro-probe; 10. Tool setting component; 1001. Tool setting rail; 1002. Tool setting frame; 1003. Tool setting motor; 1004. Tool setting disc; 1005. Tool mounting frame; 1006. Tool setting cylinder; 1007. Tool changer; 1008. Tool changer slot; 1009, tool change cone; 1010, tool holder base; 1011, locking slot; 1012, locking plate; 1013, locking spring; 1014, release plate; 1015, tool change motor; 1016, gasket compensation cylinder; 1017, push spring; 1018, sheet outlet; 1019, push plate; 1020, push motor; 11, scanner; 1101, distance measuring board; 1102, infrared distance measuring lamp; 1103, infrared receiving board; 12, processing box; 13, CNC distribution box; 14, auxiliary loader; 1401, positioning chassis; 1402, auxiliary motor; 1403, induction plate; 1404, resistance switch; 15, oil supply. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] Example: Figure 1-Figure 9As shown, the CNC machine tool includes a processing bed 1, a processing bed frame 2 is fixedly connected to the processing bed 1, a processing arm 3 is arranged on the processing bed frame 2, the processing arm 3 is slidably connected to the processing bed frame 2, a processing motor group 4 is arranged in the processing bed 1, a clamping chassis 5 is arranged on the output end of the processing motor group 4, the clamping chassis 5 is rotatably connected to the processing bed 1, a debris removal trough 6 is arranged on the processing bed 1, a debris removal water gun 7 is arranged on the processing bed frame 2, a feed motor 8 is arranged on the processing bed frame 2, a feed box 9 is arranged on the output end of the feed motor 8, and the feed box 9 is connected to the processing arm 3, a tool setting component 10 is arranged on the processing bed 1, a scanner 11 is arranged on the processing bed 1, a processing box 12 is arranged on the processing bed 1, and a CNC distribution box 13 is arranged on the processing box 12, and the CNC distribution box 13 is connected to the feed motor 8, the tool setting component 10, the processing motor group 4, and the scanner 11 through wires. Electrical connection. During the processing, it is first necessary to input the appropriate processing program into the CNC distribution box 13, and then feed the workpiece into the clamping chassis 5. The tooling on the clamping chassis 5 will lock the workpiece, and then close the processing box 12, start the feed motor 8 and the processing motor group 4, and the processing motor group 4 drives the clamping chassis 5 to rotate through the pulley, and the feed motor 8 drives the feed box 9 to translate, and the tool gradually falls on the workpiece to cut the workpiece. During the cutting process, the debris generated will be shot down by the impurity removal water gun 7 and sent into the impurity discharge trough 6. The auger mechanism in the impurity discharge trough 6 collects the debris and discharges it out of the equipment. During the processing, when it is necessary to change the tool, start the scanner 11 and the tool setting assembly 10, and the scanner 11 and the tool setting assembly 10 will cooperate, and the tool setting assembly 10 will replace the tool in time and carry out subsequent processing.

[0030] The processing box 12 is provided with an auxiliary feeder 14, which is rotatably connected to the processing box 12. A positioning chassis 1401 is provided at the bottom of the auxiliary feeder 14, and the positioning chassis 1401 is rotatably connected to the auxiliary feeder 14. An auxiliary motor 1402 is provided on the processing box 12, and the output end of the auxiliary motor 1402 is connected to the auxiliary feeder 14. An induction disk 1403 is provided on the processing box 12, and a conflict switch 1404 is provided on the induction disk 1403. The conflict switch 1404 is electrically connected to the auxiliary motor 1402 through a wire. Next, during the loading process, in order to save manpower input during loading, the workpiece can be placed on the auxiliary loader 14, and then the auxiliary loader 14 is pushed. The auxiliary loader 14 rotates, and the toothed disc at the bottom of the auxiliary loader 14 will contact the induction disc 1403. The resistance switch 1404 on the induction disc 1403 is triggered and connected, and the auxiliary motor 1402 receives the feeding instruction, the CNC distribution box 13 is energized, and the auxiliary motor 1402 works. The auxiliary loader 14 is fully assisted, and it becomes easier to push the loading.

[0031] The tool setting assembly 10 includes a tool setting track 1001 and a tool setting frame 1002. The tool setting track 1001 is slidably connected to the processing bed frame 2. A tool setting motor 1003 is arranged on the tool setting frame 1002. The tool setting track 1001 is provided with teeth. The output end of the tool setting motor 1003 meshes with the teeth on the tool setting track 1001. A tool setting disc 1004 is arranged on the tool setting frame 1002. A plurality of tool mounting frames 1005 are arranged on the tool setting disc 1004. A tool setting cylinder 1006 is arranged on the tool setting disc 1004. A tool changer is arranged on the output end of the tool setting cylinder 1006. During or after processing, the tool setting assembly 10 is started to change the tool. During tool setting, the tool setting motor 1003 will move on the tool setting track 1001. The tool setting holder 1002 will move under the drive of the tool setting motor 1003, and the required tool will be installed in the tool setting disc 1004. The tool mounting bracket 1005 on the tool setting disc 1004 will carry the tool and move to the processing arm 3. When the tool needs to be changed, the tool changer will remove the tool and send the required tool into the tool changer, and then wait for the tool setting cylinder 1006 to install the tool again.

[0032] The tool setting disc 1004 is rotatably connected to the tool setting holder 1002, a tool changing groove 1008 is arranged on the tool mounting frame 1005, a tool changing cone 1009 is arranged on the processing arm 3, a tool holder base 1010 is arranged on the tool changing cone 1009, a locking groove 1011 and a locking piece 1012 are arranged in the tool holder base 1010, the locking piece 1012 is slidably connected to the locking groove 1011, a locking spring 1013 is arranged in the locking groove 1011, and the two ends of the locking spring 1013 respectively resist the locking groove 1011 and the locking piece 1012, a release piece 1014 is arranged on the tool changer, and the release piece 1014 is rotatably connected to the tool changer, a tool changing motor 1015 is arranged on the tool changer, and the output end of the tool changing motor 1015 is connected to the release piece 1014, and the scanner 11 is set on the tool setting holder 1002. When changing the tool, the scanner 11 is first required to perform distance scanning and positioning on the current tool. Then the tool changer will be mounted on the tool changing cone 1009, and the tool changing motor 1015 on the tool changer will drive the release plate 1014. The release plate 1014 will be embedded in the locking groove 1011 and rest on the locking plate 1012, so that the locking plate 1012 releases the turning tool and the turning tool will fall off. After the tool falls off, the tool setting cylinder 1006 will push the tool into the tool changing cone 1009, and then the tool changing motor 1015 releases the locking plate 1012 to complete the tool change. The operation of the tool installation process is the same as the operation of removing the tool. It is only necessary to install the tool prepared in advance in the tool changer.

[0033] The scanner 11 includes a distance measuring board 1101, on which an infrared distance measuring lamp 1102 and an infrared receiving board 1103 are provided. The infrared distance measuring lamp 1102 and the infrared receiving board 1103 are connected to the inductance of the tool feed cylinder through wires. When approaching the tool changing vertebra 1009, the distance measuring board 1101 will cooperate with the infrared receiving board 1103. When measuring on the tool changing vertebra 1009, the tool disc 1004 stops moving. After the tool is unloaded, the tool feed cylinder is started. The tool feed cylinder will determine the progress based on the specific measurement data and the model data of the tool to be replaced.

[0034] The processing arm 3 is provided with a gasket compensation cylinder 1016, a propulsion spring 1017 is provided in the gasket compensation cylinder 1016, a sheet outlet 1018 is provided on the gasket compensation cylinder 1016, a propulsion plate 1019 is provided on the side of the gasket compensation cylinder 1016 away from the sheet outlet 1018, the propulsion plate 1019 is slidably connected with the gasket compensation cylinder 1016, a propulsion motor 1020 is provided on one side of the gasket compensation cylinder 1016, and teeth are provided on the propulsion plate 1019, and the propulsion motor 1020 and the teeth on the propulsion plate 1019 are connected. The teeth are engaged, and the propulsion motor 1020 is inductively connected to the CNC distribution box 13. During the tool installation process, due to the model differences between the tools, some tool compensation is required. At this time, manual intervention is required. After measuring the tool difference, the control program is input through the CNC distribution box 13 to start the propulsion motor 1020 on the gasket compensation groove cylinder. The propulsion motor 1020 will drive the propulsion plate 1019 to rotate, thereby installing the gasket between the tool changing cone 1009 and the tool changing arm to complete the compensation operation.

[0035] A feed sleeve 901 is arranged in the feed box 9, and the feed sleeve 901 is rigidly connected to the feed arm. A feed screw rod 902 is arranged on the output end of the feed motor 8, and the feed screw rod 902 is meshed with the feed sleeve 901 through a thread. A detection component 903 is arranged on the feed arm, and the detection component 903 is electrically connected to the CNC distribution box 13 through a wire. When feeding, the feed motor 8 will drive the feed screw rod 902 to rotate, so that the feed sleeve 901 slides on the feed screw rod 902. Under the restriction of the feed box 9, the feed arm will move in the feed box 9 to complete the feeding operation. In this process, the detection component 903 will detect the working status of the tool, thereby controlling the start and stop operation of the feed motor 8.

[0036] The detection component 903 includes a transmission cylinder 904, in which a micro-probe 908 is slidably connected, a pressure detection plate 905 is arranged in the transmission cylinder 904, and the pressure detection plate 905 is inductively connected to the feed motor 8. A stabilizing spring 906 is arranged in the transmission cylinder 904, and the two ends of the stabilizing spring 906 respectively press against the transmission cylinder 904 and the micro-probe 908. During the detection process, the transmission cylinder 904 rests on the turning tool, and the micro-probe 908 also presses against the turning tool. During the processing, when the tool vibrates severely, the pressure detection plate 905 will transmit information to the feed motor 8, and the tool needs to be withdrawn at this time. At the same time, when the tool vibrates irregularly, it proves that the workpiece has a deformation problem. At this time, the feed motor 8 will stop urgently to avoid the problem of tool collision and empty tool.

[0037] An oil supply is provided on the processing bed 1, and the oil supply is connected with the impurity removal water gun 7 through a conduit. A displacement ring 701 is provided on the impurity removal water gun 7. A displacement motor 702 is provided on the processing bed 1, and the output end of the displacement motor 702 is meshed with the teeth on the displacement ring 701. The displacement motor 702 is electrically connected to the CNC distribution box 13 through a wire. During the impurity removal process, the oil supply will supply oil to the impurity removal water gun 7. During the processing, the progress of the feed motor 8 will be recorded by the CNC distribution box 13. According to the progress feedback, the displacement motor 702 is adjusted, and the displacement motor 702 will rotate, so as to ensure that the cutting part of the tool can be in full contact with the cleaning agent at all times, thereby ensuring the safety of the tool.

[0038] Working principle: Input the appropriate processing program in the CNC distribution box 13, put the workpiece into the auxiliary loader 14, then push the auxiliary loader 14, the toothed disc at the bottom of the auxiliary loader 14 will contact the induction disc 1403, the auxiliary motor 1402 will work, then the tooling on the clamping chassis 5 will lock the workpiece, close the processing box 12, start the feed motor 8 and the processing motor group 4, the processing motor group 4 drives the clamping chassis 5 to rotate through the pulley, the feed motor 8 will drive the feed screw rod 902 to rotate, so that the feed sleeve 901 slides on the feed screw rod 902, and the tool gradually The tool 900 falls on the workpiece and cuts the workpiece. During the cutting process, the transmission cylinder 904 rests on the turning tool, and the micro-probe 908 also rests on the turning tool. During the processing, when the tool vibrates severely, the pressure detection plate will transmit information to the feed motor 8, which is responsible for controlling the start and stop of the processing motor group 4 and the feed motor 8. When the tool needs to be changed, the scanner 11 and the tool setting component 10 are started, and the scanner 11 and the tool setting component 10 will cooperate, and the tool setting component 10 will replace the tool in time. When the tool is set, the tool setting motor 1003 will move on the tool setting track 1001. The tool setting rack 1002 will move under the drive of the tool setting motor 1003, and the required tool will be installed in the tool setting disc 1004. The tool mounting rack 1005 on the tool setting disc 1004 will carry the tool and move to the processing arm 3. When the tool needs to be changed, the tool changer will remove the tool and send the required tool into the tool changer, and then wait for the tool setting cylinder 1006 to install the tool again. After the subsequent processing, the generated debris will be knocked down by the impurity removal water gun 7 and sent to the impurity discharge trough 6. The auger mechanism in the impurity discharge trough 6 collects the debris and discharges it outside the equipment.

[0039] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. A vertical CNC lathe with self-positioning tool changing function, characterized in that: The numerically controlled machine tool comprises a machining bed (1), the machining bed (1) being fixedly connected to a machining bed frame (2), the machining bed frame (2) being provided with a machining arm (3), the machining arm (3) being slidably connected to the machining bed frame (2), a machining motor group (4) being provided in the machining bed (1), a clamping chassis (5) being provided at the output end of the machining motor group (4), the clamping chassis (5) being rotatably connected to the machining bed (1), a debris removal groove (6) being provided on the machining bed frame (2), a debris removal water gun (7) being provided on the machining bed frame (1), and a machining motor group (4) being provided at the output end of the machining motor group (4). A feed motor (8) is arranged on the machining bed (1), a feed box (9) is arranged on the output end of the feed motor (8), the feed box (9) is connected to the machining arm (3), a tool setting assembly (10) is arranged on the machining bed (1), a scanner (11) is arranged on the machining bed (1), a machining box (12) is arranged on the machining bed (1), a numerical control distribution box (13) is arranged on the machining box (12), and the numerical control distribution box (13) is electrically connected to the feed motor (8), the tool setting assembly (10), the machining motor group (4), and the scanner (11) through wires.

2. The vertical CNC lathe with self-positioning tool changing function according to claim 1, characterized in that: An auxiliary loader (14) is arranged on the processing box (12), and the auxiliary loader (14) is rotatably connected to the processing box (12); a positioning chassis (1401) is arranged at the bottom end of the auxiliary loader (14), and the positioning chassis (1401) is rotatably connected to the auxiliary loader (14); an auxiliary motor (1402) is arranged on the processing box (12), and the output end of the auxiliary motor (1402) is connected to the auxiliary loader (14); an induction disk (1403) is arranged on the processing box (12), and a resistance switch (1404) is arranged on the induction disk (1403), and the resistance switch (1404) is electrically connected to the auxiliary motor (1402) through a wire.

3. The vertical CNC lathe with self-positioning tool changing function according to claim 1, characterized in that: The tool setting assembly (10) comprises a tool setting rail (1001) and a tool setting frame (1002); the tool setting rail (1001) is slidably connected to the processing bed frame (2); a tool setting motor (1003) is arranged on the tool setting frame (1002); teeth are arranged in the tool setting rail (1001); the output end of the tool setting motor (1003) meshes with the teeth on the tool setting rail (1001); a tool setting disc (1004) is arranged on the tool setting disc (1004); a plurality of tool mounting frames (1005) are arranged on the tool setting disc (1004); a tool setting cylinder (1006) is arranged on the tool setting disc (1004); and a tool changer (1007) is arranged on the output end of the tool setting cylinder (1006).

4. The vertical CNC lathe with self-positioning tool changing function according to claim 3, characterized in that: The tool setting disc (1004) is rotatably connected to the tool setting frame (1002); a tool changing groove (1008) is provided on the tool mounting frame (1005); a tool changing cone (1009) is provided on the processing arm (3); a tool holder base (1010) is provided on the tool changing cone (1009); a locking groove (1011) and a locking plate (1012) are provided in the tool holder base (1010); the locking plate (1012) is slidably connected to the locking groove (1011); a locking plate (1012) is provided in the locking groove (1011); A locking spring (1013) is provided, and two ends of the locking spring (1013) respectively abut against a locking groove (1011) and a locking plate (1012); a release plate (1014) is provided on the tool changer (1007), and the release plate (1014) is rotatably connected to the tool changer (1013); a tool change motor (1015) is provided on the tool changer (1013), and an output end of the tool change motor (1015) is connected to the release plate (1014); and the scanner (11) is provided on the tool setting frame (1002).

5. The vertical CNC lathe with self-positioning tool changing function according to claim 4, characterized in that: The scanner (11) comprises a distance measuring board (1101), on which an infrared distance measuring lamp (1102) and an infrared receiving board (1103) are arranged, and the infrared distance measuring lamp (1102) and the infrared receiving board (1103) are connected to the inductance of the feed cylinder via a wire.

6. The vertical CNC lathe with self-positioning tool changing function according to claim 5, characterized in that: The processing arm (3) is provided with a gasket compensation cylinder (1016), a propulsion spring (1017) is provided in the gasket compensation cylinder (1016), a sheet outlet (1018) is provided in the gasket compensation cylinder (1016), a propulsion plate (1019) is provided on the side of the gasket compensation cylinder (1016) away from the sheet outlet (1018), the propulsion plate (1019) is slidably connected to the gasket compensation cylinder (1016), a propulsion motor (1020) is provided on one side of the gasket compensation cylinder (1016), teeth are provided on the propulsion plate (1019), the propulsion motor (1020) meshes with teeth on the propulsion plate (1019), and the propulsion motor (1020) is inductively connected to the numerical control distribution box (13).

7. The vertical CNC lathe with self-positioning tool changing function according to claim 1, characterized in that: A feed sleeve (901) is arranged in the feed box (9), the feed sleeve (901) is rigidly connected to the feed arm, a feed screw rod (902) is arranged on the output end of the feed motor (8), the feed screw rod (902) is meshed with the feed sleeve (901) through a thread, and a detection component (903) is arranged on the feed arm, and the detection component (903) is electrically connected to the CNC distribution box (13) through a wire.

8. The vertical CNC lathe with self-positioning tool changing function according to claim 7, characterized in that: The detection component (903) comprises a transmission cylinder (904), a micro-motion probe (908) is slidably connected inside the transmission cylinder (904), a pressure detection plate (905) is arranged inside the transmission cylinder (904), the pressure detection plate (905) is inductively connected to the feed motor (8), and a stabilizing spring (906) is arranged inside the transmission cylinder (904), with two ends of the stabilizing spring (906) respectively pressing against the transmission cylinder (904) and the micro-motion probe (908).

9. The vertical CNC lathe with self-positioning tool changing function according to claim 1, characterized in that: An oil supply (15) is provided on the processing bed (1), and the oil supply (15) is connected to the impurity removal water gun (7) through a conduit. The impurity removal water gun (7) is provided with a displacement ring (701). A displacement motor (702) is provided on the processing bed (1), and the output end of the displacement motor (702) meshes with the teeth on the displacement ring (701). The displacement motor (702) is electrically connected to the CNC distribution box (13) through a wire.

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