Self-cleaning tool magazine and numerical control machining tool

Abstract

The utility model relates to a tool magazine and a numerical control machining tool, in particular to a self-cleaning tool magazine and a numerical control machining tool. Comprising a machine tool, a machining machine head, a fixing frame, a shell, an end cover and the like. A machining cavity is formed in the machine tool, a machining machine head is installed on the left portion of the machining cavity of the machine tool in a lifting mode, a fixing frame is arranged on the right wall of the inner side of the machining cavity of the machine tool, a shell is fixedly arranged on the fixing frame, and an end cover is arranged at one end of the shell. According to the utility model, the self-cleaning mechanism is arranged on the tool magazine, spray cleaning is carried out and the surfaces of the tools are cleaned on the way that the tools are clamped by the tool changing mechanism to be moved and put in storage, in the process, tool changing and machine tool machining are not influenced by the cleaning mechanism, equipment shutdown is not needed, and the tools are cleaned under the condition that normal machining is ensured, so that the machining efficiency is improved. The influence of pollutants on the tool and the tool magazine is reduced, the machining life of the tool is prolonged, and the machining quality is guaranteed.

Description

Technical Field

[0001] The utility model relates to a tool magazine and a numerical control machine tool, in particular to a self-cleaning tool magazine and a numerical control machine tool. Background Art

[0002] The tool magazine is a vital component of modern CNC machine tools, mainly used to store and manage various tools used in the machining process.

[0003] When the tool magazine is used for processing, workpiece chips, coolant, etc. are easily adhered to the surface of the tool. These pollution sources will cause the tool and the tool magazine where the tool is stored to be contaminated. If they are not cleaned in time, the tool and the tool magazine will be corroded or chemically react with the coolant to produce sediment, resulting in a shortened life of the tool magazine and the tool, a decline in processing quality, etc., thereby increasing the risk of machine tool failure; although some tool magazines are equipped with basic cleaning functions (such as air blowing cleaning, installation of sealing covers, etc.), there is still a lack of fully automatic and efficient self-cleaning technology. If the quality of the tool magazine is to be maintained, the machine must be stopped to clean the tool magazine, but this will lead to interruption of production schedule and waste of time and cost. Utility Model Content

[0004] In order to overcome the shortcomings that the existing tool magazine lacks automatic and efficient self-cleaning technology, the tool magazine cannot achieve self-cleaning, and if the tool magazine is to be kept clean, the machine must be shut down, which will lead to interruption of production progress. The purpose of the utility model is to provide a self-cleaning tool magazine and CNC machining machine tool that can perform self-cleaning during processing without the need to shut down the equipment.

[0005] The technical solution is: a self-cleaning tool magazine and CNC machining machine tool, including a machine tool, a machining head, a fixed frame, a shell, an end cover, a transmission part, a gear ring, a tool sleeve, a tool holder, a torsion spring 1, a cylinder, a connecting block, a shift block and a torsion spring 2. A machining cavity is provided inside the machine tool, and a machining head is installed in a lifting manner on the left part of the machining cavity of the machine tool. A fixed frame is provided on the right wall inside the machining cavity of the machine tool, and a shell is fixed on the fixed frame. An end cover is provided at one end of the shell, and a cleaning mechanism is provided at the lower part of the end cover. A tool holder is rotatably provided inside the end cover, and a gear ring is fixed on the inner ring of the tool holder. A plurality of tool sleeves are provided at intervals on the outer ring edge of the gear ring. The tool sleeves are all hinged on the gear ring, and a torsion spring 1 is provided at the hinge point between the tool sleeve and the gear ring. A plurality of slots for clamping the tool sleeve are provided at the outer ring of the tool holder. A transmission part is installed on the upper part of the end cover, and the transmission part is composed of a transmission motor and The gear of the transmission part is meshed with the gear ring, and the gear ring and the tool holder are driven to rotate on the end cover through the transmission part. A notch is provided at the lower part of the end cover to allow the tool sleeve to rotate in and out. The notch is in the same horizontal line as the tool head of the processing machine head. A cylinder is installed on the end cover, and the movable rod of the cylinder is facing downward, and a connecting block is fixed at one end of the movable rod of the cylinder. A shift block is rotatably provided on the connecting block, and a torsion spring is provided at the hinge of the shift block and the connecting block. When the movable rod of the cylinder is fully extended, the upward side of the shift block will be located below one end of the tool sleeve, and the cylinder retracts the movable rod, and the shift block moves to pull the tool sleeve to rotate downward, and one end of the shift block extends into the notch of the end cover. A tool changing mechanism is provided on the end cover, and the tool in the tool magazine is interchanged with the tool on the processing machine head through the tool changing mechanism. The cleaning mechanism cleans the tool during the tool replacement process.

[0006] Furthermore, the tool changing mechanism includes a mounting seat, a driving member and a picking arm. A mounting seat is fixedly provided near one side of the cylinder, and a driving member is fixed on the mounting seat. The driving member is composed of a rotating power member and a telescopic power member. The movable shaft of the driving member realizes telescopic and rotational movements under the drive of multiple combined power members. A picking arm is fixedly provided at one end of the movable shaft of the driving member. Two tool picking slots are provided on the picking arm. The picking arm is used to rotate and exchange the tool in the tool sleeve with the tool in the processing head. During the exchange process, the tool enters the cleaning mechanism.

[0007] Furthermore, the cleaning mechanism includes a mounting frame, a cover shell, a diversion pipe and a guide pipe. The mounting frame is fixedly provided at the lower part of the end cover, and the lower part of the mounting frame is connected to the cover shell. The cover shell is arc-shaped and hollow inside. A leakage gap is provided at the lower part of the internal cavity, and an arc-shaped gap is provided on the side close to the tool changing mechanism. Two guide pipes are provided on the cover shell, and the guide pipes are respectively located on the upper part and one side of the cover shell. Several liquid outlet nozzles are provided on the guide pipes, and one end of the liquid outlet nozzles extends into the interior of the cover shell. One end of the two guide pipes is connected and communicated with a diversion pipe, and a liquid inlet joint is provided on the diversion pipe.

[0008] Furthermore, an annular brush plate is included, and an annular brush plate is provided on one side of the interior of the shell.

[0009] Furthermore, it also includes an air flow guide plate and a gas nozzle. The air flow guide plate is fixedly connected to the cover shell. Two gas nozzles are provided on the air flow guide plate. The gas nozzles are arranged at an angle, and one end of the air outlet is facing the cavity side of the cover shell. An air flow channel connected to the gas nozzle is provided in the air flow guide plate.

[0010] Furthermore, it also includes a dust removal component and a feeding suction head. The dust removal component is fixedly provided at the lower part of the fixing frame, and the feeding suction head is provided at the lower part of the shell. The feeding suction head is connected and communicated with the dust removal component through a pipeline.

[0011] Furthermore, it also includes a protective shell, which wraps the outer periphery of the cylinder and is provided with a notch for allowing the cylinder movable rod to pass through.

[0012] The utility model has the following advantages: the utility model uses a self-cleaning mechanism arranged on the tool magazine to spray clean the tool surface when the tool changing mechanism clamps the tool and moves it into the magazine. During this process, the tool changing and machine tool processing are not affected by the cleaning mechanism, and there is no need to shut down the equipment. While ensuring normal processing, the tool is cleaned, reducing the impact of pollutants on the tool and the tool magazine, extending the processing life of the tool and ensuring the processing quality.

[0013] The utility model provides an annular brush plate to perform secondary cleaning on the residual materials not cleaned by the cleaning mechanism, and further cleans the tool to ensure that the surface of the tool is effectively cleaned.

[0014] The utility model cleans the pollutants cleaned off the cutting tool and the impurities entering the tool magazine through the dust removal part arranged at the lower part of the shell, thereby preventing the pollution source from affecting the interior of the tool magazine. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0016] Figure 2 This is a schematic diagram of the three-dimensional structure of the present invention without the machine tool and the processing head.

[0017] Figure 3 This is a disassembly diagram of the tool magazine of the present utility model.

[0018] Figure 4 It is an enlarged view of point A of the present utility model.

[0019] Figure 5 It is a schematic diagram of the three-dimensional structure of the tool holder etc. of the utility model.

[0020] Figure 6 This is a schematic diagram of the working state of the material-taking connection structure of the present invention.

[0021] Figure 7 It is a three-dimensional structural diagram of the cleaning mechanism of the utility model.

[0022] Markings in the accompanying drawings: 1_machine tool, 2_processing head, 3_fixed frame, 31_housing, 32_end cover, 4_transmission member, 42_gear ring, 43_tool sleeve, 44_tool holder, 45_torsion spring one, 5_cylinder, 51_connecting block, 52_shift block, 53_torsion spring two, 6_mounting seat, 61_drive member, 62_feeding arm, 7_mounting frame, 71_cover, 72_diverter pipe, 73_guide pipe, 8_annular brush plate, 9_airflow guide plate, 91_gas nozzle, 10_dust removal member, 101_feed suction head, 11_protective shell. DETAILED DESCRIPTION

[0023] Although the present invention may be described with respect to a specific application or industry, those skilled in the art will recognize the broader applicability of the present invention. Those skilled in the art will recognize that terms such as "above," "below," "upwardly," and "downwardly" are used to describe the drawings and are not intended to limit the scope of the present invention as defined by the appended claims. Numerical designations such as "first" and "second" are merely illustrative and are not intended to limit the scope of the present invention in any way.

[0024] Example 1: A self-cleaning tool magazine and CNC machining machine tool, such as Figure 1-6As shown, it includes: a machine tool 1, which is composed of a main frame, a spindle box, a control system, a processing table, a coolant and lubrication system, etc. A processing cavity is set inside the frame of the machine tool 1, and a processing head 2 connected to the spindle box of the machine tool 1 is installed on the left side of the processing cavity in the machine tool 1. A feeding device is provided on the processing head 2, and the processing head 2 is controlled to move up and down in the processing cavity of the machine tool 1 through the control system of the machine tool 1. A fixing frame 3 is provided on the right wall inside the processing cavity of the machine tool 1, and the fixing frame is set at the same position horizontally as the processing head 2. A shell 31 for storing a tool is fixed on the mounting frame 7, and an end cover 32 is provided at one end of the shell 31. The shell 31 and the end cover 32 are both disc-shaped. Correspondingly, the tool magazine of the utility model is a disc-type tool magazine, and the end cover 3 2 is provided with a cleaning mechanism for cleaning the tool at the bottom. A tool holder 44 is rotatably provided inside the end cover 32. A gear ring 42 is fixedly provided at the inner ring of the tool holder 44. The gear ring 42 and the tool holder 44 are in a concentric position. A plurality of knife sleeves 43 are provided at annular intervals on the outer ring edge of the gear ring 42. The knife sleeve 43 is used to insert the knife handle of the tool. A clamping component corresponding to the tool should be provided inside the knife sleeve 43. The tool on the knife sleeve 43 should be provided with a clamping groove for the material picking hand to take. The knife sleeve 43 is placed horizontally and axially and is hingedly provided on the gear ring 42. A torsion spring 45 is provided at the hinge point between the knife sleeve 43 and the gear ring 42. A plurality of clamping grooves for clamping the knife sleeve 43 are provided at the outer ring of the tool holder 44. Under the action of the torsion spring 45, one end of the knife sleeve 43 is overlapped on the tool holder 44. By setting up multiple tool sleeves 43 that rotate in the shell, more tools can be stored and timely rotation of different tools can be realized when the processing head 2 is working. A transmission part 4 is installed on the upper part of the end cover 32. The transmission part 4 consists of a transmission motor with an output shaft extending into the interior of the end cover and a gear installed on the output shaft of the motor. The gear of the transmission part 4 is engaged with the ring gear 42, and the ring gear 42 and the tool holder 44 are driven to rotate on the end cover 32 through the transmission part 4. The transmission part 4 is a servo drive, which can accurately control the rotation angle of the ring gear 42, so that a required tool sleeve 43 on the ring gear 42 can be accurately rotated to the outbound position. A notch is provided at the lower part of the end cover 32 to allow the tool sleeve 43 to rotate in and out. The notch is in the same horizontal line with the tool head of the processing head 2. , a cylinder 5 is installed on the end cover 32, and the movable rod of the cylinder 5 is facing downward. A connecting block 51 is fixed at one end of the movable rod of the cylinder 5, and a shift block 52 is rotatably provided on the connecting block 51. When the tool magazine is not working, the movable rod of the cylinder 5 is extended. At this time, the shift block 52 is located at the lower part of the notch of the end cover 32, and the upward side of the shift block 52 will be located below one end of the tool sleeve 43. When the cylinder 5 retracts the movable rod, the shift block 52 contacts one end of the tool sleeve 43 on the way of sliding in the notch, and pulls the tool sleeve 43 to rotate downward 90 degrees with the hinge point with the gear ring 42 as the axis. When the tool sleeve 43 rotates, the tool in the tool sleeve 43 rotates from horizontal to vertical, and one end of the tool in the tool sleeve rotates out from the notch of the end cover 32 as the tool sleeve 43 rotates. Figure 6As shown, under the pulling force of the cylinder 5, the end of the knife sleeve 43 rotates and displaces, and the shift block 52 rotates synchronously with the rotation of the knife sleeve 43 and is always in contact with the knife sleeve 43;

[0025] Among them, Figure 2 、 Figure 3 and Figure 6 As shown, the end cover 32 is provided with a tool changing mechanism for rotating the tools on the processing head and the tool magazine, and a cleaning mechanism for cleaning the rotated tools. The tool changing mechanism includes: a mounting seat 6 installed at one end of the end cover 32, and a driving member 61 is fixed on the mounting seat 6. The driving member 61 is composed of a movable shaft of a power component. The power component includes a rotating power component and a telescopic power component. The driving member 61 is driven by a plurality of combined power components to realize the telescopic and rotational movements of the movable shaft, thereby realizing the tool taking and tool changing movements. The movable shaft of the driving member 61 is located at the center point between the tool magazine and the processing head 2. The pick-up arm 62 is fixed to the lower end of the movable shaft, and the pick-up arm 62 is provided with two tool-picking slots. When the tool-picking slots rotate, they are respectively stuck in the tool facing downwards by the shifting block 52 and the outer side of the tool on the processing head 2. When the tool is stuck, the driving member 61 will drive the movable shaft to extend downwards for a distance, pull out the tool handle completely, and then continue to rotate to exchange the position of the tool on the tool magazine with the tool on the processing head 2. The pick-up arm 62 is used to rotate and exchange the tool in the tool sleeve 43 with the tool in the processing head 2. During the exchange process, the tool enters the cleaning mechanism, such as Figure 2 and Figure 7 As shown, the cleaning mechanism includes: a mounting bracket 7 fixedly arranged at the lower part of the end cover 32, a cover shell 71 is connected to the lower part of the mounting bracket 7, the cover shell 71 is arranged in an arc shape, and the arc corresponds to a section of the circumference of the knife-picking slot on the picking arm 62 when it rotates, the inside of the cover shell 71 is hollow, and a material leakage gap is provided at the lower part of the internal cavity, and an arc-shaped gap is provided on the side close to the tool changing mechanism, the arc-shaped gap is at the same height as the picking arm 62 after extending downward to pick up the knife, the arc-shaped gap allows the end of the picking arm to rotate and pass through without interference, and the tool removed from the processing head 2 is moved along with the picking arm 62 The rotation will pass through the cavity in the cover shell. Two guide pipes 73 are provided on the cover shell 71. The guide pipes 73 are respectively located on the upper part and one side of the cover shell 71. A plurality of liquid discharge nozzles are provided on the guide pipes 73. One end of the liquid discharge nozzles extends into the interior of the cover shell 71. The liquid discharged from the liquid discharge nozzles of the two guide pipes 73 will be discharged to the tool handle and one side of the tool head respectively. The two guide pipes 73 are connected and communicated with a diverter pipe 72. The diverter pipe 72 is provided with a liquid inlet connector for connecting an external cleaning liquid. According to processing requirements, a cleaning liquid that can dry quickly needs to be used to prevent residual water vapor from causing damage to the inside of the tool magazine.

[0026] Among them, before changing the tool, the material picking arm 62 rotates to a position where it does not interfere with the rotation of the tool sleeve 43 and the processing of the processing head 2, and an intermittent material feeding device for external cleaning liquid is connected to the liquid inlet joint of the shunt pipe 72. The control system of the material feeding device should be connected to the control system of the tool changing mechanism. When the tool enters the cover 71, the material feeding device will transfer the liquid into the shunt pipe 72, and stop feeding after the tool is transferred out of the cover 71. When the processing head 2 needs to change the tool, the transmission member 4 drives the gear ring to rotate, and drives the corresponding tool sleeve 43 to rotate to the notch of the end cover 32, and then the movable rod of the cylinder 5 retracts downward, driving The shift block 52 will flip over the tool sleeve 43 moved to the notch, and then the tool changing mechanism will rotate to clamp the tool in the tool sleeve 43 and the tool on the processing head 2. Then the picking arm 62 will pull the tool out downward, and the picking arm 62 will be rotated counterclockwise. The tool removed from the processing head 2 will rotate into the cover shell 71 along with the picking arm 62, and the nozzle on the guide pipe 73 will atomize the cleaning liquid introduced from the diversion pipe 72 and spray it onto the tool. During the movement, the tool is cleaned by the detergent and is put into storage with the tool changing mechanism. After storage, the cylinder 5 is reset, and the tool sleeve 43 is rotated and reset under the action of the torsion spring 45.

[0027] Example 2: Based on Example 1, Figure 3 As shown, it also includes: an annular brush plate 8 provided on one side of the interior of the housing 31, which is arranged along the inner wall of the housing 41 away from the tool, and has a plurality of flexible bristles thereon, and contacts one end of the tool head in the housing 31 to flexibly clean the tool rotating in the housing;

[0028] like Figure 2 As shown, it also includes: a dust removal member 10 fixedly arranged at the lower part of the fixing frame 3, and a feeding nozzle 101 at the lower part of the shell 31 that is in communication with the dust removal member. When the dust removal member 10 is working, negative pressure is generated around the feeding nozzle 101.

[0029] Among them, when the tool in the tool magazine is rotating, one side of the tool head will contact the soft brush of the annular brush plate 10, and the impurities remaining on the tool will be scraped off. Synchronously, the dust removal component 10 is in the open state. When the dust removal component 10 is working, the feed suction head 10 will generate dust removal suction, clean the annular brush plate 8 and the impurities that are not firmly adhered to the shell 31 and the end cover 32, and clean them, thereby reducing the amount of impurities remaining in the tool magazine and reducing the frequency of cleaning required for the tool magazine.

[0030] In a preferred embodiment: Figure 2 and Figure 7As shown, it also includes: an air flow guide plate 9 fixedly connected to the cover shell 71, and two gas nozzles 91 are provided on the air flow guide plate 9. The two gas nozzles 91 are both inclined, facing obliquely upward and obliquely downward respectively, and one end of the gas outlet of the gas nozzle 91 faces the side of the cavity of the cover shell 71. An air flow channel connected to the gas nozzle 91 is provided in the air flow guide plate 9, and an air inlet connector connected to an external high-pressure air source is provided on the air flow guide plate 9. During operation, the connected high-pressure air source will rush out at high speed from the gas nozzle 91 on the air flow guide plate 9. Before the material picking arm 62 carries the tool into the cover shell 71, the two distributed air source outlets can cover the tool surface more completely, and the high-pressure air source will perform a preliminary cleaning on the tool surface to remove residual debris or other impurities, thereby ensuring the effective use of subsequent cleaning agents.

[0031] In a preferred embodiment: Figure 2 、 Figure 3 and Figure 6 As shown in the figure, a protective shell 11 is also included. The outer periphery of the cylinder 5 is wrapped with the protective shell 11 for protecting the cylinder. A notch is provided on the protective shell 11 to allow the movable rod of the cylinder 5 to pass through. The protective shell 11 effectively protects the cylinder 5, reduces the damage and impact on the cylinder 5 caused by external factors, and ensures safety and maintenance performance.

[0032] The above is a detailed introduction to the present application. Specific examples are used herein to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the method and core idea of the present application. At the same time, for those skilled in the art, based on the idea of the present application, there may be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as a limitation on the present application.

Claims

1. A self-cleaning tool magazine and a CNC machine tool, comprising a machine tool (1) and a machining head (2), wherein a machining cavity is provided inside the machine tool (1), and the machining head (2) is installed in a lifting manner on the left side of the machining cavity of the machine tool (1); wherein: The machine tool (1) further comprises a fixing frame (3), a shell (31), an end cover (32), a transmission member (4), a gear ring (42), a tool sleeve (43), a tool holder (44), a torsion spring (45), a cylinder (5), a connecting block (51), a shifting block (52) and a torsion spring (53). The fixing frame (3) is provided on the right wall inside the processing cavity of the machine tool (1), the shell (31) is fixed on the fixing frame (3), one end of the shell (31) is provided with an end cover (32), the lower part of the end cover (32) is provided with a cleaning mechanism, and the end cover (32) is internally rotatable. A tool holder (44) is provided, a gear ring (42) is fixedly provided at the inner ring of the tool holder (44), a plurality of tool sleeves (43) are spaced apart at the outer ring edge of the gear ring (42), the tool sleeves (43) are hingedly provided on the gear ring (42), and a torsion spring (45) is provided at the hinge point between the tool sleeve (43) and the gear ring (42), a plurality of slots for clamping the tool sleeves (43) are provided at the outer ring of the tool holder (44), a transmission member (4) is installed on the upper part of the end cover (32), the transmission member (4) is composed of a transmission motor and a gear, the gear of the transmission member (4) and the gear of the transmission member (4) are connected to each other. The gear ring (42) is engaged, and the gear ring (42) and the tool holder (44) are driven to rotate on the end cover (32) through the transmission member (4). A notch is provided at the bottom of the end cover (32) to allow the tool sleeve (43) to rotate in and out. The notch is in the same horizontal line with the tool head of the processing machine head (2). A cylinder (5) is installed on the end cover (32). The movable rod of the cylinder (5) faces downward, and a connecting block (51) is fixed at one end of the movable rod of the cylinder (5). A shift block (52) is rotatably provided on the connecting block (51). The shift block (52) is connected to the connecting block. The hinge of the block (51) is provided with a torsion spring 2. When the movable rod of the cylinder (5) is fully extended, the upper side of the shift block (52) is located below one end of the knife sleeve (43). The cylinder (5) retracts the movable rod, and the shift block (52) moves to pull the knife sleeve (43) to rotate downward. The shift block (52) and one end of the shift block (52) extend into the notch of the end cover (32). The end cover (32) is provided with a tool changing mechanism. The tool in the tool magazine is exchanged with the tool on the processing head (2) through the tool changing mechanism. During the tool exchange process, the cleaning mechanism cleans the tool.

2. A self-cleaning tool magazine and CNC machine tool according to claim 1, characterized in that: The tool changing mechanism comprises a mounting seat (6), a driving member (61) and a material taking arm (62). The mounting seat (6) is fixedly provided on one side close to the cylinder (5). The driving member (61) is fixedly provided on the mounting seat (6). The driving member (61) is composed of a rotating power member and a telescopic power member. The movable shaft of the driving member (61) realizes telescopic and rotating movements under the drive of a plurality of combined power members. The material taking arm (62) is fixedly provided at one end of the movable shaft of the driving member (61). The material taking arm (62) is provided with two tool taking slots. The material taking arm (62) is used to rotate and exchange the tool in the tool sleeve (43) with the tool in the processing machine head (2). During the exchange process, the tool enters the cleaning mechanism.

3. A self-cleaning tool magazine and CNC machine tool according to claim 2, characterized in that: The cleaning mechanism comprises a mounting frame (7), a cover shell (71), a diversion pipe (72) and a guide pipe (73). The mounting frame (7) is fixedly provided at the lower part of the end cover (32). The lower part of the mounting frame (7) is connected to the cover shell (71). The cover shell (71) is arranged in an arc shape and is hollow inside. A material leakage notch is provided at the lower part of the internal cavity, and an arc-shaped notch is provided on the side close to the tool changing mechanism. Two guide pipes (73) are provided on the cover shell (71). The guide pipes (73) are respectively located at the upper part and the side of the cover shell (71). A plurality of liquid discharge nozzles are provided on the guide pipes (73). One end of the liquid discharge nozzles extends into the interior of the cover shell (71). One end of the two guide pipes (73) is connected and communicated with the diversion pipe (72). The diversion pipe (72) is provided with a liquid inlet joint.

4. A self-cleaning tool magazine and CNC machine tool according to claim 3, characterized in that: An annular brush plate (8) is also included. An annular brush plate (8) is provided on one side of the interior of the housing (31).

5. A self-cleaning tool magazine and CNC machine tool according to claim 4, characterized in that: The invention also includes an air flow guide plate (9) and a gas nozzle (91). The cover (71) is fixedly connected to the air flow guide plate (9). Two gas nozzles (91) are provided on the air flow guide plate (9). The gas nozzles (91) are arranged in an inclined manner, and one end of the gas outlet faces the cavity side of the cover (71). An air flow channel communicating with the gas nozzles (91) is provided in the air flow guide plate (9).

6. A self-cleaning tool magazine and CNC machine tool according to claim 5, characterized in that: The utility model also comprises a dust removal component (10) and a feeding suction head (101); the dust removal component (10) is fixedly provided at the lower portion of the fixing frame (3); the feeding suction head (101) is provided at the lower portion of the shell (31); and the feeding suction head (101) is connected and communicated with the dust removal component (10) through a pipeline.

7. A self-cleaning tool magazine and CNC machine tool according to claim 6, characterized in that: The utility model also comprises a protective shell (11), the outer periphery of the cylinder (5) is wrapped with the protective shell (11), and a notch is provided on the protective shell (11) for allowing the movable rod of the cylinder (5) to pass through.

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