[0023]Combine belowFigure 1-8The present invention will be described in detail, in which, for the convenience of description, the following orientations are specified as follows: the following up, down, left, and right, front and rear directions andfigure 1 The projection relationship itself has the same up, down, left, and front directions.
[0024]The iron filings cleaning and self-locking device adapted to workpieces of different sizes and shapes described in conjunction with Figures 1-8 includes a numerical control milling machine 10 in which a milling cavity 12 with an opening to the right is provided, and the milling A movable door 19 is slidingly connected to the right end of the side wall of the cavity 12, and the upper end wall of the milling cavity 12 is fixedly connected with a large box connecting block 17 located on the left side of the movable door 19, inside the large box connecting block 17 A large box sliding cavity 15 that penetrates up and down is provided. A large box 60 is slidably connected between the front and rear walls of the large box sliding cavity 15 and a box magnet 59 is fixedly connected to the upper end of the large box 60. The large box 60 is provided with a clutch driven tooth cavity 57 that opens to the right. The upper side of the clutch driven tooth cavity 57 is provided with an adjustment belt cavity 84 extending to the left, and the upper side of the adjustment belt cavity 84 is provided There is an adjustment driven tooth cavity 74 that opens to the right, and the lower end wall of the adjustment driven tooth cavity 74 is rotatably connected to extend upward into the adjustment driven tooth cavity 74 and extend downward to the adjustment belt cavity 84 The adjusting driven gear shaft 76 in the adjusting driven tooth cavity 74 is provided with an adjusting driven tooth 75 fixedly connected to the adjusting driven gear shaft 76, and the adjusting belt cavity 84 is provided with the adjusting driven tooth 75 fixedly connected to the adjusting driven tooth shaft 76. The adjusting driven gear shaft 76 is fixedly connected to the adjusting main pulley 83, the clutch driven tooth cavity 57 is provided with a swing rod cavity 91 on the lower side, and the upper end wall of the swing rod cavity 91 is rotatably connected and connected to extend upward to the A clutch driven shaft 72 in the clutch driven tooth cavity 57 and extending downward to the swing rod cavity 91, the clutch driven tooth cavity 57 is provided with a clutch driven shaft that is fixedly connected to the clutch driven shaft 72 Movable teeth 73, the swing rod cavity 91 is provided with a reciprocating disk 86 fixedly connected to the clutch driven shaft 72, the reciprocating disk 86 is provided with an adjustment shaft cavity 87 that penetrates up and down, and the adjustment shaft cavity 87 The side wall is slidably connected with a downwardly extending turntable extension shaft 20, and the outer end wall of the adjusting shaft cavity 87 is rotatably connected and connected to extend inwardly into the adjusting shaft cavity 87 and outwardly to the swing rod cavity 91 The inner adjusting screw 88 is threadedly connected with the turntable extension shaft 20.
[0025]In addition, in one embodiment, the left end of the adjusting screw 88 is fixedly connected with an adjusting slave friction wheel 96, and the left side of the swing rod cavity 91 is provided with an adjusting bevel tooth cavity located on the lower side of the adjusting belt cavity 84 94. In the upper end wall of the adjusting bevel tooth cavity 94, a main bevel gear shaft 92 that extends upwardly into the adjusting belt cavity 84 and downwardly into the adjusting bevel tooth cavity 94 is rotatably connected. The belt cavity 84 is provided with an adjustment slave pulley 58 fixedly connected to the adjustment master bevel gear shaft 92, and an adjustment belt 85 is dynamically connected between the adjustment slave pulley 58 and the adjustment master pulley 83, The adjustment bevel gear cavity 94 is provided with an adjustment main bevel gear 93 fixedly connected to the adjustment main bevel gear shaft 92, and the right end wall of the adjustment bevel gear cavity 94 is rotatably connected and connected to extend rightward to the swing rod The adjustment slave bevel gear shaft 90 in the cavity 91 and extending to the left into the adjustment bevel gear cavity 94 is provided with an adjustment slave bevel gear fixedly connected to the adjustment bevel gear shaft 90. 95. The adjusting slave bevel tooth 95 is meshed with the adjusting main bevel tooth 93, the swing rod cavity 91 is provided with an adjusting main friction wheel 89 fixedly connected with the adjusting slave bevel gear shaft 90, and the adjusting master The friction wheel 89 is in contact with the adjusting friction wheel 96, the lower side of the swing rod cavity 91 is provided with a reciprocating belt cavity 98 extending to the left, and the upper end wall of the reciprocating belt cavity 98 is rotatably connected and connected to extend upward to the center. The swing rod shaft 63 in the swing rod cavity 91 and extends downward to the reciprocating belt cavity 98.
[0026]In addition, in one embodiment, the pendulum rod 61 is fixedly connected to the pendulum shaft 63 is provided in the pendulum rod cavity 91, and the pendulum rod chamber 28 that penetrates up and down is provided in the pendulum rod 61. The rod cavity 28 is in sliding fit connection with the turntable extension shaft 20, the reciprocating belt cavity 98 is provided with a reciprocating main pulley 99 fixedly connected to the swing rod shaft 63, and the reciprocating belt cavity 98 is provided with The reciprocating gear cavity 108 located on the left side of the swing lever cavity 91, the upper side of the reciprocating gear cavity 108 is provided with a linkage gear cavity 104 located on the left side of the adjusting bevel cavity 94, in the lower end wall of the linkage gear cavity 104 Rotational fit is connected with a linkage drive shaft 110 extending upward into the linkage gear cavity 104 and downwardly extending through the reciprocating gear cavity 108 to the reciprocating belt cavity 98. The reciprocating belt cavity 98 is provided with a The reciprocating slave pulley 111 fixedly connected to the linkage driving shaft 110, the reciprocating slave pulley 111 and the reciprocating main pulley 99 are dynamically connected with a reciprocating belt 97, and the reciprocating gear cavity 108 is provided with The reciprocating gear 109 fixedly connected to the linkage drive shaft 110, the linkage gear cavity 104 is provided with linkage drive teeth 107 fixedly connected to the linkage drive shaft 110, and the rear end wall of the linkage gear cavity 104 is connected in rotation and fit There is a linkage driven shaft 105 extending forward into the linkage gear cavity 104. The front end of the linkage driven shaft 105 is fixedly connected with linkage driven teeth 106, and the linkage driven teeth 106 are connected to the linkage active The teeth 107 mesh.
[0027]In addition, in one embodiment, the left side of the linkage gear cavity 104 is connected with a reciprocating cavity 112 with a downward opening and a left opening. The reciprocating cavity 112 communicates with the reciprocating gear cavity 108 to the right, so The upper end wall of the reciprocating motion cavity 112 is connected with a small box body 68 in a sliding fit. The small box body 68 is provided with a cleaning gear cavity 116 with an upward opening and a rightward opening. There is a cleaning driving shaft 102 that extends forward into the cleaning gear cavity 116. The front end of the cleaning driving shaft 102 is fixedly connected with a cleaning driving tooth 103, and the cleaning driving tooth 103 meshes with the linkage driven tooth 106 , The cleaning gear cavity 116 is provided with a rotating gear cavity 117 on the left side, and the rotating gear cavity 117 is connected to the right end wall of the rotating gear cavity to extend right into the cleaning gear cavity 116 and extend left to the rotating gear cavity. 117, the cleaning gear cavity 116 is provided with a cleaning driven tooth 101 fixedly connected to the rotating drive shaft 100, and the cleaning driven tooth 101 is meshed with the cleaning driving tooth 103, so The rotating gear cavity 117 is provided with rotating driving teeth 29 fixedly connected to the rotating driving shaft 100, and the left end wall of the rotating gear cavity 117 is rotatably connected to extend right into the rotating gear cavity 117 and to the left. The rotating cleaning shaft 114 extending into the reciprocating motion cavity 112, the rotating gear cavity 117 is provided with a rotating driven tooth 115 fixedly connected to the rotating cleaning shaft 114, and the rotating driven tooth 115 is connected to the rotating cleaning shaft 114. The rotating driving teeth 29 are engaged.
[0028]In addition, in one embodiment, a cleaning turntable 62 is fixedly connected to the left end of the rotating cleaning shaft 114, and the cleaning turntable 62 is provided with a left and right through cleaning turntable cavity 65, and the sidewalls of the cleaning turntable cavity 65 are slidingly fitted. A spray head 66 extending to the left is connected to the outside. A cleaning spring 64 is fixedly connected between the inner end surface of the spray head 66 and the inner end wall of the cleaning turntable cavity 65. The small box body connection cavity 70 on the lower side of the reciprocating belt cavity 98, the right end wall of the small box body connection cavity 70 and the right end surface of the small box body 68 are fixedly connected with a small box body bellows 69, and the nozzle 66 A nozzle bellows 67 is fixedly connected between the right end surface and the left end surface of the small box body 68, and a large box body corrugated tube is fixedly connected between the upper end surface of the large box body 60 and the upper end wall of the large box body sliding cavity 15 11. The upper side of the large box sliding cavity 15 is connected with a centrifugal wheel cavity 52. The rear wall of the centrifugal wheel cavity 52 is fixedly connected with a shielding baffle 56. The upper end of the shielding baffle 56 is connected to the box magnet 59 A box magnet spring 18 is fixedly connected between the upper end surfaces, the right side of the large box sliding cavity 15 is connected with a clutch active tooth cavity 118, and the right side of the large box sliding cavity 15 is connected with a clutch active tooth cavity 118. The adjusting active tooth cavity 77 on the upper side of the tooth cavity 118 is provided with a normal adjusting reel cavity 82 located in the large box sliding cavity 15 on the lower side of the adjusting active tooth cavity 77.
[0029]In addition, in one embodiment, in the upper end wall of the adjusting wire wheel cavity 82, there is a rotationally fitting connection that extends upward into the adjusting drive tooth cavity 77 and down to the adjusting wire wheel cavity 82. A gear shaft 79, the adjustment driving tooth cavity 77 is provided with an adjustment driving tooth 78 fixedly connected to the adjustment driving gear shaft 79, the adjustment driving tooth 78 is meshed with the adjustment driven tooth 75, and the adjustment wire The wheel cavity 82 is provided with an adjusting wire wheel 80 fixedly connected to the adjusting drive gear shaft 79, and an adjusting wheel is fixedly connected between the lower end surface of the adjusting drive gear shaft 79 and the lower end wall of the adjusting wire wheel cavity 82. Spring 81, the upper side of the centrifugal wheel cavity 52 is provided with a motor belt cavity 50 extending to the right, the upper side of the motor belt cavity 50 is provided with a motor 16 fixedly connected to the numerical control milling machine 10, and the lower end surface of the motor 16 A motor shaft 48 that extends downwardly and penetrates the motor belt cavity 50 to the centrifugal wheel cavity 52 is fixedly connected. The centrifugal wheel cavity 52 is provided with a centrifugal wheel 55 fixedly connected to the motor shaft 48. The centrifugal wheel 55 is provided with a plurality of centrifugal spring cavities 51 which are distributed in the circumferential direction and open outward. The side wall of the centrifugal spring cavity 51 is slidably connected with a magnetic slider 53 whose inner end surface is connected to the A centrifugal spring 54 is fixedly connected between the inner end walls of the centrifugal spring cavity 51, and the motor belt cavity 50 is provided with a motor main pulley 49 fixedly connected to the motor shaft 48.
[0030]In addition, in one embodiment, the lower end wall of the motor belt cavity 50 is rotatably connected with a motor driven shaft 42 that extends upwardly into the motor belt cavity 50 and downwardly into the clutch driving gear cavity 118. , The motor belt cavity 50 is provided with a motor slave pulley 41 fixedly connected to the motor driven shaft 42, and a motor transmission is connected between the motor slave pulley 41 and the motor main pulley 49 in power cooperation. The belt 47, the clutch driving tooth cavity 118 is provided with a clutch driving tooth 71 fixedly connected to the motor driven shaft 42, and the right side of the motor belt cavity 50 is provided with an adjusting slider cavity 39, the adjusting slider In the right end wall of the cavity 39, a knob screw 37 extending rightward to the outside and leftward into the adjusting slider cavity 39 is connected in rotation and fitting, and the side wall of the adjusting slider cavity 39 is slidably connected with an adjusting slider 38 , The knob screw 37 is threadedly connected with the adjusting slider 38, the right end of the knob screw 37 is fixedly connected with an adjusting knob 36, and the left end surface of the adjusting slider 38 is connected to the adjusting wire wheel 80. An adjustment cord 40 is fixedly connected therebetween, the movable door 19 is provided with a limiting cavity 46 that opens to the left, and the large box connecting block 17 is provided with an opening to the right and corresponds to the limiting cavity 46 In the blocking block cavity 44, a blocking block 45 is slidingly connected to the side wall of the blocking block cavity 44, and a blocking block spring 43 is fixedly connected between the left end surface of the blocking block 45 and the left end wall of the blocking block cavity 44.
[0031]In addition, in one embodiment, the upper end wall of the 10 is rotatably connected with a spindle 14 extending downward into the milling cavity 12, and the upper side of the milling cavity 12 is provided on the left side of the centrifugal wheel cavity 52 The safety turntable cavity 26 is provided with a spindle belt cavity 24 extending leftward on the upper side of the safety turntable cavity 26, and a spindle main pulley 13 fixedly connected to the spindle 14 is provided in the spindle belt cavity 24. In the lower end wall of the spindle belt cavity 24, a spindle driven shaft 23 that extends upwardly into the spindle belt cavity 24 and downwardly into the safety turntable cavity 26 is rotatably connected and connected, and the spindle belt cavity 24 is provided with The main shaft slave shaft 23 is fixedly connected to the main shaft slave pulley 22, the main shaft slave pulley 22 and the main shaft main pulley 13 are dynamically connected with a main shaft belt 25, and the safety turntable cavity 26 is provided with A safety turntable 32 fixedly connected to the main shaft and driven shaft 23, the safety turntable 32 is provided with a plurality of circumferentially distributed safety slider cavities 30 that open outward, and the side walls of the safety slider cavity 30 slide A safety sliding block 27 is matingly connected, a safety sliding block spring 31 is fixedly connected between the inner end surface of the safety sliding block 27 and the inner end wall of the safety sliding block cavity 30, and the lower end wall of the safety turntable cavity 26 is slidingly connected with A safety sliding plate 33, a safety slide spring 34 is fixedly connected between the right end surface of the safety sliding plate 33 and the right end wall of the safety turntable cavity 26, between the right end surface of the safety sliding plate 33 and the left end surface of the blocking block 45 A safety rope 35 is fixedly connected, a signal contact block 21 is fixedly connected to the upper end wall of the safety turntable cavity 26, a reciprocating rack 113 is fixedly connected to the right end surface of the 68, and the reciprocating rack 113 is engaged with the 09.
[0032]The fixing and connecting methods in this embodiment include, but are not limited to, bolting, welding and other methods.
[0033]Such asFigure 1-8As shown, when the device of the present invention is in the initial state, the box magnet spring 18 is in a relaxed state, the adjusting driven tooth 75 is exactly meshed with the adjusting driving tooth 78, the safety slider spring 31 is in a relaxed state, and the upper end surface of the safety sliding plate 33 is in a relaxed state. The signal contact block 21 just touches, the safety sliding plate spring 34 and the blocking block spring 43 are in a compressed state, the blocking block 45 is exactly located in the blocking block cavity 44, the centrifugal spring 54 is in a compressed state, and the magnetic slider 53 is exactly located completely in the centrifugal spring cavity 51 Inside;
[0034]The sequence of mechanical actions of the entire device:
[0035]Manually close the movable door 19 and start the CNC milling machine to start processing. The spindle 14 starts to rotate, thereby driving the main spindle pulley 13 to rotate. The main spindle pulley 13 drives the spindle slave pulley 22 to rotate through the spindle belt 25, thereby driving the spindle slave shaft 23 rotates, the main shaft driven shaft 23 drives the safety dial 32 to rotate, thereby driving the safety sliding block 27 to rotate. The safety sliding block 27 slides outward against the safety slider spring 31 under the action of centrifugal force, thereby pushing the safety sliding plate 33 to overcome the safety sliding plate The spring 34 slides to the right. At this time, the safety sliding plate 33 is just out of contact with the signal contact block 21, and the blocking block 45 moves to the right under the action of the blocking block spring 43 to be partially located in the limiting cavity 46, thereby locking the movable door 19 , To prevent personnel from opening the door during processing, and eliminate potential safety hazards;
[0036]When the spindle 14 stops rotating, the processing is finished, the safety sliding block 27 slides inward under the action of the safety slide spring 31 to reset, and the safety slide plate 33 slides to the left under the action of the safety slide spring 34 to reset. At this time, the safety slide plate 33 re-contact with the signal contact block 21. When the contact time between the signal contact block 21 and the safety sliding plate 33 reaches a certain value, it indicates that the processing has been completed. The signal contact block 21 sends a signal to make the motor 16 work for a period of time, and at the same time start the nozzle 66 for a period of time Time, the motor 16 drives the motor shaft 48 to rotate, the motor shaft 48 drives the motor main pulley 49 and the centrifugal wheel 55 to rotate, the centrifugal wheel 55 drives the magnetic slider 53 to rotate, and the magnetic slider 53 overcomes the centrifugal spring 54 to outward under the action of centrifugal force Slide to correspond to the box magnet 59, the magnetic slider 53 repels the box magnet 59, thereby driving the box magnet 59 to overcome the box magnet spring 18 to slide downward, and the box magnet 59 drives the large box 60 and the small box 68 to Move downward to drive the nozzle 66 to move downward to correspond to the workpiece. The high-pressure gas can be transferred to the nozzle 66 through the large box bellows 11, the small box bellows 69 and the nozzle bellows 67, and is ejected through the nozzle 66. So as to realize the cleaning of iron filings and reduce the workload of workers;
[0037]The motor main pulley 49 drives the motor slave pulley 41 to rotate through the motor drive belt 47, thereby driving the motor driven shaft 42 to rotate, and the motor driven shaft 42 drives the clutch driving gear 71 to rotate. At this time, the clutch driven tooth cavity 57 is in contact with the clutch driving The tooth cavity 118 corresponds exactly, the clutch driven tooth 73 and the clutch driving tooth 71 exactly mesh, the clutch driving tooth 71 drives the clutch driven tooth 73 to rotate, thereby driving the clutch driven shaft 72 to rotate, and the clutch driven shaft 72 drives the reciprocating turntable 86 to rotate , So that the swing rod 61 is driven to repeat the reversing swing through the turntable extension shaft 20, the swing rod 61 drives the swing rod shaft 63 to rotate, thereby driving the reciprocating main pulley 99 to rotate, and the reciprocating main pulley 99 drives the reciprocating slave belt through the reciprocating belt 97 The wheel 111 rotates, thereby driving the linkage driving shaft 110 to rotate. The linkage driving shaft 110 drives the reciprocating gear 109 and the linkage driving tooth 107 to rotate. The reciprocating gear 109 drives the small box 68 to reciprocate back and forth through the reciprocating rack 113. The small box 68 rotates The cleaning shaft 114, the cleaning turntable 62 and the cleaning spring 64 drive the nozzle 66 to reciprocate back and forth, so as to realize the cleaning of iron filings on workpieces of different sizes;
[0038]The linkage driving tooth 107 drives the linkage driven tooth 106 to rotate, thereby driving the cleaning driving tooth 103 to rotate, and the cleaning driving tooth 103 drives the cleaning driven tooth 101 to rotate, thereby driving the rotation driving shaft 100 to rotate, and the rotation driving shaft 100 drives the rotation driving tooth 29 to rotate. , Thereby driving the rotating driven tooth 115 to rotate, the rotating driven tooth 115 drives the rotating cleaning shaft 114 to rotate, thereby driving the cleaning turntable 62 to rotate, and the cleaning turntable 62 drives the nozzle 66 to rotate, thereby diversifying the position of the high-pressure gas ejection hole. To adapt to the cleaning of iron filings on workpieces of different shapes;
[0039]After a period of time, the signal contact block 21 sends a signal to stop the spray head 66 and the motor 16, and the large box body 60 slides upward under the action of the box magnet spring 18 to reset. The adjustment slave friction wheel 96 and the adjustment main friction wheel 89 just abut each other. Then, the adjusting driven tooth 75 and the adjusting driving tooth 78 just re-engage, and the clutch driven tooth 73 and the clutch driving tooth 71 just exit the mesh;
[0040]Manually rotate the adjusting knob 36 to drive the knob screw 37 to rotate. The knob screw 37 drives the adjusting slider 38 to slide to the left or right, thereby driving the adjusting wire wheel 80 to rotate through the adjusting drawstring 40, and the adjusting wire wheel 80 Drive the adjustment driving gear shaft 79 to rotate against the adjustment torsion spring 81, thereby driving the adjustment driving tooth 78 to rotate, the adjustment driving tooth 78 drives the adjustment driven gear 75 to rotate, thereby driving the adjustment driven gear shaft 76 to rotate, and the adjustment driven gear shaft 76 The adjustment belt 85 drives the adjustment slave pulley 58 to rotate, thereby driving the adjustment main bevel gear shaft 92 to rotate. The adjustment main bevel gear shaft 92 drives the adjustment slave bevel gear shaft 90 to rotate through the adjustment main bevel gear 93 and the adjustment slave bevel gear 95, Therefore, by adjusting the main friction wheel 89 to drive the adjustment slave friction wheel 96 to rotate, the adjustment slave friction wheel 96 drives the adjustment screw 88 to rotate, thereby driving the turntable extension shaft 20 to slide to the left or right, and the swing rod 61 is adjusted to swing during operation. The range of the small box 68 reciprocating back and forth and the rotation speed of the cleaning turntable 62 are finally adjusted. The position of the nozzle 66 in the cleaning turntable cavity 65 changes with the change of the rotation speed of the cleaning turntable 62, and the rotation radius of the nozzle 66 is adjusted. , Thereby further adapting to milling workpieces of different sizes and shapes.
[0041]The beneficial effect of the present invention is that the blocking block moves to the right under the action of the blocking block spring to be partially located in the limiting cavity, thereby locking the movable door, preventing personnel from opening the door during the processing process, preventing safety hazards, and the small box body drives The nozzle moves downwards to correspond to the workpiece, thereby realizing the cleaning of iron filings and reducing the workload of the workers. The small box body drives the nozzle to reciprocate back and forth by rotating the cleaning shaft, the cleaning turntable and the cleaning spring, and the cleaning turntable drives the nozzle to rotate. , So that the position of the high-pressure gas ejection hole is diversified to adapt to the cleaning of iron filings on workpieces of different sizes and shapes. By adjusting the position of the nozzle and the range of movement of the small box, the adaptability of different types of milling workpieces is further improved. .
[0042]The above-mentioned embodiments are only to illustrate the technical concept and features of the present invention, and their purpose is to enable those skilled in the art to understand and implement the content of the present invention, and cannot limit the protection scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
