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CN-121989096-A - Tool magazine with tool blowing and cleaning functions

CN121989096ACN 121989096 ACN121989096 ACN 121989096ACN-121989096-A

Abstract

The invention belongs to the technical field of tool holders, in particular to a tool holder with a tool blowing and cleaning function, which comprises a tool holder shell, a tool sleeve and a tool bit, wherein the tool sleeve and the tool bit can move in the tool holder shell, a cleaning structure is arranged in the tool holder shell, two air tool bits are arranged in the cleaning structure, the air tool bits extend in the axial direction of the tool bit, the middle position of one side of the air tool bit, which is far away from the tool bit, is in transmission connection with a motor, the motor drives the air tool bit to deflect reciprocally around a horizontal shaft, the deflection directions of the two air tool bits are opposite, the air tool bit and an output shaft of the motor are horizontally arranged in a sliding way, and a first spring for pushing the air tool bit towards the tool bit direction is arranged between the air tool bit and the output shaft of the motor. When the cutter head stays in the middle of the cleaning structure for cleaning, the two air cutter heads which are reversely deflected and can move along the horizontal axis are used for blowing air, so that the shearing effect of air flow on the surface of the cutter head can be effectively increased, and the cleaning effect on the cutter head chips and entangled stubborn chips is improved.

Inventors

  • LI SHUANGSHU
  • LI SHUANGYU
  • LIU PENG
  • HU XIKUN
  • LI LICHENG

Assignees

  • 昆山北钜机械有限公司

Dates

Publication Date
20260508
Application Date
20260409

Claims (9)

  1. 1. The utility model provides a tool magazine with clean function of cutter blowing, including tool magazine casing and tool holder (1) and tool bit (2) that can remove in tool magazine casing, a serial communication port, be provided with clean structure in tool magazine casing, clean structure is provided with two gas tool bit (4), gas tool bit (4) extend in the axial of tool bit (2), one side intermediate position transmission that tool bit (4) were kept away from tool bit (2) is connected with motor (6), motor (6) are carried gas tool bit (4) and are reciprocated around the horizontal axis and deflect the direction of two gas tool bit (4) in opposite directions, and be provided with between the output shaft of gas tool bit (4) and motor (6) and push spring (14) of gas tool bit (4) towards tool bit (2) direction, the position that gas tool bit (4) both ends outer wall is close to tool bit (2) is fixed with a plurality of blades (10).
  2. 2. The tool magazine with the tool blowing and cleaning functions according to claim 1, wherein a support (7) is arranged at a position corresponding to a cleaning structure in the tool magazine shell, a mounting frame (8) is fixed between the motor (6) and the support (7), a dust hopper (9) is arranged at the bottom of the support (7), and the inner diameter of the dust hopper (9) is gradually increased from bottom to top.
  3. 3. A tool magazine with tool blow cleaning function according to any one of claims 1-2, characterized in that the output shaft end of the motor (6) is fixed with a connecting rod (11), the position of the air tool bit (4) corresponding to the connecting rod (11) is fixed with a casing (13), and the connecting rod (11) slides in the casing (13) in a limited manner.
  4. 4. A tool magazine with a tool blowing cleaning function according to claim 3, characterized in that the end of the connecting rod (11) far away from the motor (6) is fixed with a slide block (12) with a rectangular structure, a slide groove (131) is arranged in the casing (13), the slide block (12) slides in the slide groove (131), and two ends of the spring I (14) are respectively connected with the side edge of the slide block (12) facing the connecting rod (11) and the inner wall of the slide groove (131).
  5. 5. The tool magazine with the tool blowing cleaning function according to claim 4, further comprising a tension sensor, a current monitor and a controller; the tension sensor is connected with the first spring (14) and is used for monitoring the first spring (14) in real time; the current monitor is used for monitoring the working current of the motor (6) in real time; The tension sensor and the current monitor are electrically connected with the controller through signal wires, a tension reference value, a current reference value and a comprehensive evaluation algorithm are preset in the controller, comprehensive calculation is carried out through the comprehensive evaluation algorithm according to the tension signal and the current signal received in real time, cleaning evaluation parameters used for representing the cleaning state of the surface of the tool bit (2) are obtained, and then the cleaning state of the surface of the tool bit (2) is judged.
  6. 6. The tool magazine with the tool blowing cleaning function according to claim 5, wherein a cleaning completion threshold and an abnormality alarm threshold are preset in the controller: When the cleaning evaluation parameter is continuously lower than the cleaning completion threshold value and reaches a preset duration, judging that the surface cleaning of the cutter head (2) is completed and outputting a cleaning completion signal; When the cleaning evaluation parameter is higher than the cleaning completion threshold but lower than the abnormality alarm threshold and the duration exceeds the preset time, judging that stubborn residues exist on the surface of the cutter head (2) and executing the intensified cleaning program; And when the cleaning evaluation parameter is higher than an abnormal alarm threshold, or the tension signal exceeds a tension limit threshold, or the current signal exceeds a current limit threshold, judging that the equipment is abnormal and outputting an alarm signal.
  7. 7. The tool magazine with tool blow cleaning function according to claim 5, wherein the comprehensive evaluation algorithm is a weighted fusion algorithm, and the cleaning evaluation parameter is obtained by weighted summation of the deviation degree of the tension signal relative to the tension reference value and the deviation degree of the current signal relative to the current reference value.
  8. 8. The tool magazine with the tool blowing and cleaning functions according to claim 2, characterized in that a plurality of needle cylinders (16) are installed on the inner wall of the dust hopper (9), a movable block (19) with a disc structure is arranged in the needle cylinders (16) in a sliding mode, a second spring (20) is fixed at the bottom end of the movable block (19), a movable rod (18) is fixed at the top end of the movable block (19), needle rods (15) are fixed at the top end of the movable rod (18), and the plurality of needle rods (15) are distributed on the peripheral outer wall of the tool bit (2).
  9. 9. The tool magazine with the tool blowing cleaning function according to claim 8, wherein a plurality of air grooves (151) are formed in the outer wall of the needle bar (15), a magnetic attraction piece (21) is fixed between the needle bar (15) and the movable bar (18), an electromagnetic ring (22) is fixed at the top end of the needle cylinder (16), and the spring II (20) is in a compressed state when the magnetic attraction piece (21) and the electromagnetic ring (22) are in magnetic attraction.

Description

Tool magazine with tool blowing and cleaning functions Technical Field The invention relates to the technical field of tool magazines, in particular to a tool magazine with a tool blowing and cleaning function. Background The tool magazine is one of the core functional components of automatic processing equipment such as a processing center, a numerical control machine tool and the like, and mainly aims to store tools, and the tools on the main shaft are quickly replaced through an automatic tool changing device according to the requirements of processing programs so as to realize continuous automatic processing of multiple procedures. After cutting such as milling and drilling, a large amount of metal chips are often attached to the surface of the cutter, the residual chips are easy to rust or corrode the surface of the cutter in the long-time storage process of the cutter, the service life of the cutter can be shortened, and the fixed-position blowing mode in the conventional means is difficult to effectively clean some entangled chips. Disclosure of Invention Based on the technical problems of the background technology, the invention provides a tool magazine with a tool blowing and cleaning function. The invention provides a tool magazine with a tool blowing and cleaning function, which comprises a tool magazine shell, a tool sleeve and a tool bit, wherein the tool sleeve and the tool bit can move in the tool magazine shell, a cleaning structure is arranged in the tool magazine shell, the cleaning structure is provided with two gas tool bits, the gas tool bits extend in the axial direction of the tool bit, a motor is connected with the middle position of one side of the gas tool bit, which is far away from the tool bit, in a transmission way, the motor drives the gas tool bits to reciprocate around a horizontal shaft, the deflection directions of the two gas tool bits are opposite, the gas tool bits and an output shaft of the motor are horizontally arranged in a sliding way, and a first spring for pushing the gas tool bit towards the tool bit direction is arranged between the gas tool bit and the output shaft of the motor. Preferably, a support is arranged at a position corresponding to the cleaning structure in the tool magazine shell, a mounting frame is fixed between the motor and the support, a dust hopper is arranged at the bottom of the support, and the inner diameter of the dust hopper is gradually increased from bottom to top. Preferably, a plurality of blades are fixed on the outer walls of the two ends of the air knife head close to the knife head. Preferably, a connecting rod is fixed at the end part of the output shaft of the motor, a casing is fixed at the position of the air knife head corresponding to the connecting rod, and the connecting rod is limited and slides in the casing. Preferably, the end part of the connecting rod, which is far away from the motor, is fixedly provided with a sliding block with a rectangular structure, a sliding groove is arranged in the casing, the sliding block slides in the sliding groove, and two ends of the first spring are respectively connected with the side edge of the sliding block, which faces the connecting rod, and the inner wall of the sliding groove. The electric power tool comprises a tool bit surface cleaning state, a motor, a tension sensor, a current monitor and a controller, wherein the tension sensor is connected with the first spring, the tension sensor is used for monitoring the first spring in real time, the current monitor is used for monitoring working current of the motor in real time, the tension sensor and the current monitor are electrically connected with the controller through signal wires, a tension reference value, a current reference value and a comprehensive evaluation algorithm are preset in the controller, and are comprehensively calculated through the comprehensive evaluation algorithm according to the tension signal and the current signal received in real time to obtain cleaning evaluation parameters used for representing the tool bit surface cleaning state, and further the cleaning state of the tool bit surface is judged. The controller is internally preset with a cleaning completion threshold and an abnormal alarm threshold, wherein when the cleaning evaluation parameter is continuously lower than the cleaning completion threshold and reaches a preset duration, the cleaning completion of the surface of the tool bit is judged, a cleaning completion signal is output, when the cleaning evaluation parameter is higher than the cleaning completion threshold and lower than the abnormal alarm threshold and exceeds the preset duration, the surface of the tool bit is judged to have stubborn residues, an enhanced cleaning program is executed, and when the cleaning evaluation parameter is higher than the abnormal alarm threshold, or the tension signal exceeds the tension limit threshold, or the current signal exceeds the current limi