CN118268923B - Multi-station full-automatic machining equipment and machining process for PCB milling cutter - Google Patents
Multi-station full-automatic machining equipment and machining process for PCB milling cutter Download PDFInfo
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- CN118268923B CN118268923B CN202410709422.XA CN202410709422A CN118268923B CN 118268923 B CN118268923 B CN 118268923B CN 202410709422 A CN202410709422 A CN 202410709422A CN 118268923 B CN118268923 B CN 118268923B
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- 238000003801 milling Methods 0.000 title claims abstract description 42
- 238000003754 machining Methods 0.000 title claims abstract description 27
- 238000005520 cutting process Methods 0.000 claims abstract description 19
- 230000000903 blocking effect Effects 0.000 claims abstract description 12
- 230000001681 protective effect Effects 0.000 claims description 30
- 230000008878 coupling Effects 0.000 claims description 27
- 238000010168 coupling process Methods 0.000 claims description 27
- 238000005859 coupling reaction Methods 0.000 claims description 27
- 238000004140 cleaning Methods 0.000 claims description 14
- 238000000227 grinding Methods 0.000 claims description 11
- 238000003860 storage Methods 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 230000003028 elevating effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 230000010405 clearance mechanism Effects 0.000 claims 2
- 229910001651 emery Inorganic materials 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 7
- 238000005498 polishing Methods 0.000 description 6
- 239000002699 waste material Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000010354 integration Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/08—Protective coverings for parts of machine tools; Splash guards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C9/00—Details or accessories so far as specially adapted to milling machines or cutter
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Auxiliary Devices For Machine Tools (AREA)
Abstract
The invention relates to the technical field of machining, in particular to multi-station full-automatic machining equipment and machining technology for a PCB milling cutter. The invention aims to solve the technical problems that: in the prior art, the phenomenon of continuous chip breaking generated during milling cutter processing can cause damage to the cutting knife and the blank. The technical scheme is as follows: comprises a workbench and the like; the stepping motor is installed on the workbench, the spindle is rotationally connected to the workbench, an output shaft of the stepping motor is fixedly connected with the spindle, two rotating chucks are fixedly connected to the spindle, the stepping motor further comprises a telescopic rod, one end of the telescopic rod is fixedly connected to the workbench, a first protection box is fixedly connected to the other end of the telescopic rod, a limiting frame is fixedly connected to the workbench, one end of a sliding rod is connected to the limiting frame of the workbench in a sliding mode, and a second protection box is fixedly connected to the other end of the sliding rod. According to the invention, through the cooperation of the chip breaking plate and the blocking plate, the scraps can be cut off in time, the phenomenon of continuous chip breaking in the machining process can be effectively prevented, and the machining quality of the milling cutter is greatly improved.
Description
Technical Field
The invention relates to the technical field of machining, in particular to multi-station full-automatic machining equipment and machining technology for a PCB milling cutter.
Background
Milling cutters are commonly used for machining flat surfaces, steps, grooves and the like on workpieces, and are widely applied to the field of machining.
In the related art, patent publication number 202310510532.9 provides a milling cutter processing equipment, which comprises a substrate, the rotating electrical machines is installed at the back of base plate, and the output shaft of rotating electrical machines has three-disc jack catch, and first pneumatic cylinder is installed on the upper portion of base plate, and the output shaft of first pneumatic cylinder has the crossbeam, and the upper portion of crossbeam is provided with the logical groove of bar, and the inside slidable mounting who leads to the groove has the guide block, and polishing grinding integration subassembly is installed to the bottom of guide block. This milling cutter processing equipment through setting up polishing grinding integration subassembly, can be in the two kinds of modes of grinding and polishing mutually, when processing the milling cutter, only need fix milling cutter material stick on three set jack catch, then switch into polishing mode earlier, carry out polishing operation to the material stick, after polishing, switch into grinding mode again, carry out grinding slotting work to the material stick for the milling cutter only need be on same equipment in the in-process of processing can accomplish whole processing operation.
For the related art, the waste scraps generated in the cutting process are blocked and adsorbed only through the U-shaped protection plate and the electromagnetic plate, so that the collection effect of the waste scraps cannot be achieved, and when the condition of continuous scraps is generated, the surfaces of the cutting knife and the blank are damaged.
Disclosure of Invention
In order to overcome the defects of scrap splashing and continuous scrap breakage, the invention provides multi-station full-automatic processing equipment and processing technology for the PCB milling cutter, which can prevent the scrap from splashing and timely breaking the scrap.
The utility model provides a full-automatic processing equipment of PCB milling cutter multistation, includes the workstation, install stepper motor on the workstation, the workstation upside is provided with the main shaft, stepper motor's output shaft with the main shaft rigid coupling, the rigid coupling has two rotation chucks on the main shaft, still including the telescopic link, the rigid coupling has on the workstation the one end of telescopic link, the other end rigid coupling of telescopic link has first protection box, the rigid coupling has the spacing on the workstation, sliding connection has the one end of slide bar in the spacing of workstation, the one end rigid coupling of slide bar other end has the second protection box, one side rigid coupling of first protection box has the one end of elasticity extension pole, the other end of elasticity extension pole with second protection box rigid coupling, be provided with on the workstation be used for providing first protection box with the elevating system of second protection box activity, rectangular channel has been seted up at second protection box top, sliding connection has the cutting sword in the rectangular channel, be provided with the broken stopper in the second protection box, be provided with the stopper in the second protection box, be provided with in the second protection box is provided with the stopper and is used for when the clearance board is provided with the clearance in the clearance board.
In a preferred embodiment of the present invention, the lifting mechanism includes a guide frame, one sides of the first protection box and the second protection box are fixedly connected with the guide frame, the outer wall of the main shaft is symmetrically and fixedly connected with a mounting frame, one end of an elastic telescopic shaft is symmetrically and fixedly connected with the mounting frame, the other end of the elastic telescopic shaft is fixedly connected with a sliding ball, the sliding ball contacts with the guide frame when moving, and the sliding ball is used for providing the movement of the first protection box and the second protection box.
In a preferred embodiment of the present invention, the driving mechanism includes a 匚 -shaped frame, one side of the second protection box is fixedly connected with the 匚 -shaped frame, a first motor is installed on the 匚 -shaped frame, one end of a screw a is fixedly connected to an output shaft of the first motor, the other end of the screw a is rotatably connected with the 匚 -shaped frame in a penetrating manner, a moving plate is in threaded connection with the screw a, a telescopic plate is fixedly connected to the top of the moving plate, one end of a sliding shaft is fixedly connected to the bottom of the telescopic plate, a guide rail is fixedly connected to the second protection box, the other end of the sliding shaft is clamped in the guide rail and slides in the guide rail, and the other end of the sliding shaft is fixedly connected with the cutting knife.
In a preferred embodiment of the present invention, the driving mechanism further includes a sliding plate, a sliding groove is formed in the second protection box, the sliding plate is connected in the sliding groove of the second protection box in a sliding manner, a first magnet is disposed on one side of the sliding plate, a second magnet is disposed on the side portion of the moving plate, a connecting ring is fixedly connected to the other side of the sliding plate, a moving ring is rotatably connected to the connecting ring, and a sliding block is fixedly connected to the inner wall of the moving ring.
In a preferred embodiment of the invention, the cleaning mechanism comprises a fixed shaft, the fixed shaft is fixedly connected in the second protection box, a spiral groove is formed in the fixed shaft, the movable ring is sleeved on the outer wall of the fixed shaft, the sliding block is clamped in the spiral groove and slides in the spiral groove, a connecting rod is connected to the movable ring in a penetrating and sliding manner, and a turntable is fixedly connected to the end part of the connecting rod.
In a preferred embodiment of the invention, the cleaning mechanism further comprises an eccentric shaft, the eccentric shaft is fixedly connected to the end part of the turntable, a chute is formed in the second protection box, a T-shaped frame is connected in the chute of the second protection box in a sliding manner, the eccentric shaft is clamped into the T-shaped frame and slides in the T-shaped frame, a gear is connected to the lower part of the T-shaped frame in a rotating manner, one end of a connecting shaft is fixedly connected to the gear, the other end of the connecting shaft penetrates through the T-shaped frame and is fixedly connected with a limiting disc, the other end of the connecting shaft is fixedly connected with a chip breaking plate, and a first elastic piece is arranged between the limiting disc and the T-shaped frame.
In a preferred embodiment of the present invention, the cleaning mechanism further includes a protection plate, the protection plate is fixedly connected in the second protection box, the chip breaking plate is attached to the protection plate, a shielding plate is slidably connected to the bottom of the protection plate, the chip breaking plate is attached to the shielding plate, a second elastic member is disposed between the shielding plate and the protection plate, a hook is fixedly connected to one side of the shielding plate, and the connecting shaft is attached to the hook.
In a preferred embodiment of the invention, the cleaning mechanism further comprises a protruding plate, the protruding plate is fixedly connected to the bottom of the T-shaped frame, a rack is fixedly connected in the first protection box, an L-shaped plate is slidably connected in the first protection box, the L-shaped plate is attached to the rack, the protruding plate contacts with the L-shaped plate when moving, the protruding plate is used for providing the L-shaped plate to move so as to enable the gear to be meshed with the rack, a third elastic piece is arranged between the L-shaped plate and the first protection box, a placing groove is formed in the bottom of the first protection box, and a containing plate is slidably connected in the placing groove of the first protection box.
In a preferred embodiment of the invention, the device further comprises a second motor, the workbench is provided with the second motor, one end of a screw rod B is fixedly connected to an output shaft of the second motor, the other end of the screw rod B is rotationally connected with the workbench, a connecting block is connected to the screw rod B in a threaded manner, a protection pipe is fixedly connected to the connecting block, a third motor is arranged in the protection pipe, and a grinding wheel is fixedly connected to an output shaft of the third motor.
In a preferred embodiment of the present invention, a machining process of a multi-station full-automatic machining device for a PCB milling cutter includes the following steps:
S1: placing blanks in a rotating chuck through existing feeding equipment, starting a stepping motor, driving two rotating chucks to rotate through a main shaft by an output shaft of the stepping motor, enabling a first protection box and a second protection box to be combined through a guide frame extruded by a sliding ball in a lifting mechanism after the rotating chucks rotate, then starting the first motor, enabling a telescopic plate and a sliding plate to move through driving a screw rod A to rotate by an output shaft of the first motor, driving a cutting knife to cut the blanks after the telescopic plate moves, and enabling the sliding plate to drive the sliding plate to move through a second magnet of a moving plate by the first magnet adsorption;
S2: the sliding plate drives the moving ring to drive the sliding block to slide along the spiral groove after moving, the sliding block drives the moving ring to rotate after moving along the spiral groove, the moving ring drives the rotary table to rotate through the connecting rod, the rotary table drives the T-shaped frame to slide through the eccentric shaft, the T-shaped frame drives the chip breaking plate, the gear and the protruding plate to slide through the connecting shaft, and the chip breaking plate contacts with the blocking plate after sliding to cut off scraps;
S3: the convex plate is contacted with the L-shaped plate after sliding and extrudes the L-shaped plate, the L-shaped plate is stressed to slide and does not shade the rack any more, the gear is meshed with the rack after sliding to drive the chip breaking plate to rotate, the chip breaking plate rotates and then stirs cut scraps to the storage plate, and the storage plate is manually pulled out and the scraps are poured out after the blank is processed;
S4: after the blank is cut, starting the stepping motor, an output shaft of the stepping motor drives the two rotating chucks to rotate ninety degrees through the main shaft, at the moment, the first protection box and the second protection box move and reset, the rotating chucks which rotate to the rear side finish feeding and discharging work through feeding equipment and discharging equipment, then, the output shaft of the stepping motor drives the two rotating chucks to rotate ninety degrees through the main shaft again, at the moment, the first protection box and the second protection box form a closed state, then, the steps are repeated to cut the milling cutter blank, meanwhile, the second motor and the third motor are started, the output shaft of the second motor drives the protection pipe to move through the lead screw B to cover the milling cutter blank into the protection pipe, and the output shaft of the third motor drives the grinding wheel to rotate at a high speed to polish the surface of the milling cutter blank.
The invention has the beneficial effects that:
1. according to the invention, through the cooperation of the chip breaking plate and the blocking plate, the scraps can be cut off in time, the phenomenon of continuous chip breaking in the machining process is effectively prevented, the machining quality of the milling cutter is greatly improved, and the scraps can be further prevented from splashing by combining the first protection box with the second protection box to form a sealing space.
2. According to the invention, through the design of the engagement ring and the movable ring, the T-shaped frame can drive the chip breaking plate to reciprocate in the blank cutting process by the cutting knife, so that the working efficiency of the chip breaking plate is further improved, and through the cooperation of the L-shaped plate and the protruding plate, the L-shaped plate can shield the rack when the chip breaking plate is not contacted with the blocking plate, and waste chips falling in the rack are prevented.
3. According to the invention, through the cooperation of the shielding plate and the chip breaking plate, the shielding plate can be always kept attached to the end part of the chip breaking plate after the chip breaking plate rotates, so that scraps are prevented from falling into a gap between the chip breaking plate and the protection plate.
Drawings
FIG. 1 is a schematic diagram of the overall mechanism of the present invention;
FIG. 2 is a schematic view of the elevating mechanism of the present invention;
FIG. 3 is a schematic view of the installation of the invention at an elastically telescoping shaft;
FIG. 4 is a schematic view of the installation of the guide rail of the present invention;
FIG. 5 is a schematic view of a cleaning mechanism according to the present invention;
FIG. 6 is a schematic view of the installation of the slider of the present invention;
FIG. 7 is a schematic view of the installation of the T-shaped bracket of the present invention;
FIG. 8 is a schematic view of the installation of the limit plate of the present invention;
FIG. 9 is a schematic view of the installation of the hanger of the present invention;
FIG. 10 is a schematic view of the mounting at a receiving plate of the present invention;
FIG. 11 is an enlarged view of a partial structure at A in FIG. 10 according to the present invention;
fig. 12 is a schematic view of the installation of the grinding wheel of the present invention.
In the figure: a 1_table, 101_stepper motor, 102_spindle, 201_telescoping rod, 202_first guard box, 2021_slide bar, 203_second guard box, 2031_spring extension rod, 204_cutter, 205_chipbreaker plate, 206_blocker plate, 301_guide frame, 302_mount, 303_spring telescoping shaft, 401_ 匚 shape frame, 402_first motor, 403_lead screw a, 404_moving plate, 405_telescoping plate, 406_slide shaft, 407_guide rail, 501_slide plate, 502_adapter ring, 503_moving ring, 504_slide block, 601_stationary shaft, 602_helical slot, 603_connecting rod, 604_turntable, 701_eccentric shaft, 702_t shape frame, 703_gear, 704_connecting shaft, 705_limit plate, 801_guard plate, 802_shutter plate, 1001_rack, 901_l plate, 904_receiver plate, 1002_b, 1003_connecting block, 1004_pipe, 503_motor, 1005_lead screw, 1005_slide block, 601_stationary plate, 603_stationary shaft, 603_rotary chuck, 100_chuck, etc.
Detailed Description
Although the invention may be described with respect to a particular application or industry, those skilled in the art will recognize the broader applicability of the invention. Those of ordinary skill in the art will recognize such things as: terms such as above, below, upward, downward, etc. are used for describing the drawings, and do not represent limitations upon the scope of the present invention defined by the appended claims. Such as: any numerical designation of the first or second, etc. is merely exemplary and is not intended to limit the scope of the present invention in any way.
Example 1
1-2, Including workstation 1, workstation 1 mid-mounting has step motor 101, the rigid coupling has main shaft 102 on step motor 101's the output shaft, main shaft 102 outer wall symmetry rigid coupling has two rotation chucks 100, still including telescopic link 201, the rigid coupling has the one end of four telescopic links 201 on workstation 1, four telescopic links 201 are rectangular distribution, the other end common rigid coupling of four telescopic links 201 has first protection box 202, the symmetry rigid coupling has the spacing on workstation 1, all sliding connection has the one end of slide bar 2021 in the spacing of workstation, the other end rigid coupling of slide bar 2021 has second protection box 203, one side rigid coupling of first protection box 202 has the one end of elasticity extension rod 2031, the other end and the second protection box 203 rigid coupling of elasticity extension rod 2031, be provided with the elevating system that is used for driving first protection box 202 and second protection box 203 separation and merge, the rectangular groove has been seted up at the top of second protection box 203, sliding connection has first protection box 204 in the rectangular groove of second protection box 203, the other end of cut-off box 205 has the second protection box 205 to cut off the baffle 205, the second protection box 205 is provided with the second protection box 203 and cuts off plate 206 in the baffle 206 and the clearance plate is provided with in the second protection box 203, the clearance plate 206 is used for moving in contact with the second protection plate 203, the clearance plate is provided with the protection plate.
As shown in fig. 2-3, the lifting mechanism comprises a guide frame 301, one sides of the first protection box 202 and the second protection box 203 are fixedly connected with the guide frame 301, the directions of the two guide frames 301 are opposite, the outer wall of the main shaft 102 is symmetrically fixedly connected with a mounting frame 302, one end of an elastic telescopic shaft 303 is symmetrically fixedly connected to the mounting frame 302, the other end of the elastic telescopic shaft 303 is fixedly connected with a sliding ball 304, the sliding ball 304 is clamped into the corresponding guide frame 301 and extrudes the inner wall of the guide frame 301 when moving, and the guide frame 301 can drive the first protection box 202 and the second protection box 203 to move after being extruded.
As shown in fig. 4, the driving mechanism includes a 匚 -shaped frame 401, a 匚 -shaped frame 401 is fixedly connected to one side of the second protection box 203, a first motor 402 is installed on one side of the 匚 -shaped frame 401, one end of a lead screw a403 is fixedly connected to an output shaft of the first motor 402, the other end of the lead screw a403 is rotatably connected to the 匚 -shaped frame 401, a moving plate 404 is screwed to the lead screw a403, the moving plate 404 is driven to move when the lead screw a403 rotates, a telescopic plate 405 is fixedly connected to the top of the moving plate 404, one end of a sliding shaft 406 is fixedly connected to the bottom of the telescopic plate 405, a guide rail 407 is fixedly connected to the second protection box 203, the other end of the sliding shaft 406 is clamped into the guide rail 407 and slides in the guide rail 407, and the other end of the sliding shaft 406 is fixedly connected to the cutting knife 204.
As shown in fig. 4, the driving mechanism further includes a sliding plate 501, a sliding groove is formed in the rear side of the second protection box 203, the sliding plate 501 is slidably connected in the sliding groove of the second protection box 203, a first magnet is disposed on a side of the sliding plate 501 close to the second protection box 203, a second magnet is disposed on a side of the moving plate 404 close to the second protection box 203, the first magnet of the sliding plate 501 and the second magnet of the moving plate 404 attract each other, the first magnet of the sliding plate 501 attracts the second magnet of the moving plate 404 in a magnetic attraction manner to move the moving plate 404, the first protection box 202 and the second protection box 203 are in a sealing state when being combined, a connecting ring 502 is fixedly connected to the other side of the sliding plate 501, a moving ring 503 is rotationally connected to the connecting ring 502, and a sliding block 504 is fixedly connected to the inner wall of the moving ring 503.
As shown in fig. 5-6, the cleaning mechanism includes a fixed shaft 601, a fixed shaft 601 is fixedly connected to the rear side of the inner wall of the second protection box 203, a spiral groove 602 is formed on the fixed shaft 601, a moving ring 503 is sleeved on the outer wall of the fixed shaft 601, a sliding block 504 is clamped into the spiral groove 602 and slides in the spiral groove 602, a connecting rod 603 is symmetrically and penetratingly connected to the moving ring 503 in a sliding manner, and two ends of the connecting rod 603 are fixedly connected with turntables 604.
As shown in fig. 5 and 7-8, the cleaning mechanism further includes an eccentric shaft 701, the end of the turntable 604 is fixedly connected with the eccentric shaft 701, the second protection box 203 is internally symmetrically provided with inclined slots, the inclined slots of the second protection box 203 are internally and slidably connected with T-shaped frames 702, the eccentric shaft 701 is clamped into the adjacent T-shaped frames 702 and slides in the T-shaped frames 702, the lower parts of the T-shaped frames 702 are rotationally connected with gears 703, one ends of connecting shafts 704 are fixedly connected on the gears 703, the other ends of the connecting shafts 704 penetrate through the adjacent T-shaped frames 702 and are fixedly connected with limiting plates 705, the other ends of the connecting shafts 704 are fixedly connected with chip breaking plates 205, and first elastic members are arranged between the limiting plates 705 and the T-shaped frames 702 and are torsion springs.
As shown in fig. 5 and fig. 8-9, the cleaning mechanism further includes a protection plate 801, the protection plate 801 is fixedly connected in the second protection box 203, the chip breaking plate 205 is attached to the protection plate 801, the bottom of the protection plate 801 is slidably connected with a shielding plate 802, the chip breaking plate 205 is attached to the shielding plate 802, a second elastic member is arranged between the shielding plate 802 and the protection plate 801, the second elastic member is a tension spring, hooks 803 are symmetrically and fixedly connected at the side portions of the shielding plate 802, and a connecting shaft 704 is attached to the adjacent hooks 803.
As shown in fig. 8 and fig. 10-11, the cleaning mechanism further includes a protruding plate 901, the bottom of the t-shaped frame 702 is fixedly connected with the protruding plate 901, racks 902 are symmetrically and fixedly connected in the first protection box 202, L-shaped plates 903 are symmetrically and slidably connected in the first protection box 202 and are attached to adjacent racks 902, the protruding plate 901 contacts with the L-shaped plates 903 and extrudes the L-shaped plates 903 when moving, so that the gears 703 are meshed with the racks 902, third elastic pieces are arranged between the L-shaped plates 903 and the first protection box 202, the third elastic pieces are compression springs, a placing groove is formed in the bottom of the first protection box 202, and a containing plate 904 is slidably connected in the placing groove of the first protection box 202.
When the milling cutter blank is cut, the cut scraps can generate a continuous scraps phenomenon, and overlong scraps can be wound on the surfaces of the blank and the cutting blade 204 in the rotating process of the blank, so that the cutting effect is affected.
Initially, as shown in fig. 2, when the apparatus is used, the first protective case 202 and the second protective case 203 are in a mutually distant state, firstly, the milling cutter blank is put into the rotation chuck 100 at the rear side by the feeding apparatus, then the stepping motor 101 is started, the output shaft of the stepping motor 101 drives the two rotation chucks 100 and the guide frame 301 to rotate ninety degrees by the main shaft 102, the two mounting frames 302 respectively drive the corresponding elastic telescopic shafts 303 and the sliding balls 304 to rotate, the sliding balls 304 rotated to the left are clamped into the corresponding guide frames 301 and extruded, the two sliding balls 304 slide in the corresponding guide frames 301, the two guide frames 301 drive the first protective case 202 and the second protective case 203 to move close to each other, the sliding balls 304 are extruded by the guide frames 301 to drive the corresponding elastic telescopic shafts 303 to shrink, the first protective case 202 drives the telescopic rods 201 to extend, the second protective case 203 drives the two sliding rods 2021 to slide along the limiting frames of the workbench 1, the first protection box 202 and the second protection box 203 drive the two elastic extension rods 2031 to shrink, when the two sliding balls 304 slide to the middle of the corresponding guide frames 301, the two guide frames 301 drive the first protection box 202 and the second protection box 203 to be combined, at this time, the first protection box 202 and the second protection box 203 form a sealed box body, then the rotating chuck 100 is started to drive the milling cutter blank to rotate at a high speed, meanwhile, the first motor 402 is started, the output shaft of the first motor 402 drives the lead screw A403 to rotate, the lead screw A403 drives the moving plate 404 to move rightwards after rotating, the moving plate 404 drives the sliding shaft 406 to slide along the guide rails 407 through the telescopic plate 405, the sliding shaft 406 drives the cutting knife 204 to cut the milling cutter blank along the guide rails 407, when the sliding shaft 406 slides to the corners of the guide rails 407, the sliding shaft 406 can drive the cutting knife 204 to cut the milling cutter blank into chamfer angles, the scraps generated by cutting fall onto the protection plate 801 and the blocking plate 206 and slide down along the surfaces of the protection plate 801 and the blocking plate 206, thereby effectively reducing the splashing range of the scraps.
At first, the third elastic element is in a release state, the third elastic element drives the corresponding L-shaped plate 903 to shield the surface of the adjacent rack 902, waste scraps in the rack 902 are prevented from falling, the moving plate 404 moves and simultaneously the first magnet of the sliding plate 501 is attracted by the second magnet to drive the sliding plate 501 to slide rightwards along the sliding groove of the second protection box 203, the sliding plate 501 slides and then drives the engagement ring 502 to move, the engagement ring 502 drives the moving ring 503 to slide along the surface of the fixed shaft 601, the moving ring 503 drives the sliding block 504 to slide along the spiral groove 602, the sliding block 504 is extruded by the spiral groove 602 to drive the moving ring 503 to rotate around the surface of the fixed shaft 601, When the movable ring 503 rotates, the two rotary tables 604 are driven to synchronously rotate by the two connecting rods 603, the rotary tables 604 respectively drive the corresponding eccentric shafts 701 to rotate, so that the eccentric shafts 701 slide along the corresponding T-shaped frames 702 and squeeze the T-shaped frames 702, the T-shaped frames 702 are stressed to slide reciprocally along the inclined grooves of the first protection box 202, the T-shaped frames 702 drive the adjacent gears 703, the connecting shafts 704 and the protruding plates 901 to move, the connecting shafts 704 drive the chip breaking plates 205 to move and drive the shielding plates 802 to synchronously move by the squeezing hooks 803, when the shielding plates 802 move, the second elastic pieces between the shielding plates 802 and the shielding plates 801 are stressed to extend, The protruding plate 901 moves to contact with the corresponding L-shaped plate 903 and is extruded, the L-shaped plate 903 slides obliquely downwards after being extruded and extrudes the corresponding third elastic piece, the third elastic piece is stressed to shrink, the adjacent racks 902 are not blocked after the L-shaped plate 903 slides, meanwhile, the gear 703 is meshed with the corresponding racks 902 to rotate, the bottom end of the chip breaking plate 205 is contacted with the surface of the blocking plate 206, at the moment, long scraps between the chip breaking plate 205 and the blocking plate 206 are extruded and cut off by the chip breaking plate 205, the chip breaking plate 205 and the limiting plate 705 are driven to rotate clockwise through the connecting shaft 704 after the gear 703 rotates, when the chip breaking plate 205 rotates, the bottom end of the chip breaking plate 205 is attached to the surface of the blocking plate 206 to slide obliquely downwards, so that the chip breaking plate 205 dials the cut scraps to the containing plate 904, the shielding plate 802 is always in contact with the end surface of the chip breaking plate 205 when the chip breaking plate 205 rotates, chips can be effectively prevented from flying into a gap between the chip breaking plate 205 and the shielding plate 801, a first elastic piece between the limiting plate 705 and an adjacent T-shaped frame 702 is stressed and contracted when the limiting plate 705 rotates, the eccentric shaft 701 continuously rotates and then drives the T-shaped frame 702 to slide and reset, the T-shaped frame 702 drives the gear 703, the connecting shaft 704 and the protruding plate 901 to reset, The gear 703 rotates in the resetting process and drives the chip breaking plate 205 to rotate and reset through the connecting shaft 704, at the moment, the connecting shaft 704 does not squeeze the hook 803 any more, the hook 803 breaks away from the limit to enable the shielding plate 802 to move, the shielding plate 802 is retracted and reset through the second elastic piece, the adjacent L-shaped plate 903 is not squeezed after the protruding plate 901 resets, the L-shaped plate 903 shields the adjacent rack 902 again through the release and reset of the third elastic piece, then the output shaft of the first motor 402 drives the driving mechanism to reset through the lead screw A403, the moving ring 503 in the driving mechanism drives the cleaning mechanism to reset through the connecting rod 603, When the scraps on the storage plate 904 are accumulated more, the storage plate 904 is manually pulled out to discard the scraps, and then the storage plate 904 is inserted into the placing groove of the protection box, so that the accumulated scraps are cleaned.
Example 2
As shown in fig. 12, the device further comprises a second motor 1001, the workbench 1 is provided with the second motor 1001, one end of a screw rod B1002 is fixedly connected to an output shaft of the second motor 1001, the other end of the screw rod B1002 is rotationally connected with the workbench 1, a connecting block 1003 is symmetrically and threadedly connected to the screw rod B1002, a translation track is arranged on the workbench 1, the connecting blocks 1003 are clamped into the translation track of the workbench 1 and slide in the translation track, the top of the connecting block 1003 is fixedly connected with a protection pipe 1004 together, a discharge hole is arranged at the bottom of the protection pipe 1004, a third motor 1006 is arranged in the protection pipe 1004, and a grinding wheel 1005 is fixedly connected to an output shaft of the third motor 1006.
A processing technology of PCB milling cutter multi-station full-automatic processing equipment comprises the following steps:
s1: placing blanks in the rotating chucks 100 through existing feeding equipment, starting a stepping motor 101, driving two rotating chucks 100 to rotate through a main shaft 102 by an output shaft of the stepping motor 101, extruding a guide frame 301 through a sliding ball 304 in a lifting mechanism after the rotating chucks 100 rotate to enable a first protection box 202 to be combined with a second protection box 203, then starting a first motor 402, driving a lead screw A403 to rotate by an output shaft of the first motor 402 to enable a telescopic plate 405 and a sliding plate 501 to move, driving a cutting knife 204 to cut the blanks after the telescopic plate 405 moves, and driving the sliding plate 501 to move through a second magnet of a first magnet absorption moving plate 404;
S2: after the sliding plate 501 moves, the moving ring 503 drives the sliding block 504 to slide along the spiral groove 602, after the sliding block 504 moves along the spiral groove 602, the moving ring 503 drives the rotary table 604 to rotate through the connecting rod 603, the rotary table 604 drives the T-shaped frame 702 to slide through the eccentric shaft 701, the T-shaped frame 702 drives the chip breaking plate 205, the gear 703 and the protruding plate 901 to slide through the connecting shaft 704, and after the chip breaking plate 205 slides, the chip breaking plate contacts with the blocking plate 206 to cut off scraps;
s3: the protruding plate 901 is contacted with the L-shaped plate 903 after sliding and extrudes the L-shaped plate 903, the L-shaped plate 903 is stressed to slide and does not shade the rack 902, the gear 703 is meshed with the rack 902 after moving to drive the chip breaking plate 205 to rotate, the chip breaking plate 205 is rotated to stir the cut scraps to the storage plate 904, and the storage plate 904 is manually pulled out and the scraps are poured out after the blank is processed;
S4: after the blank is cut, the stepping motor 101 is started, an output shaft of the stepping motor 101 drives the two rotating chucks 100 to rotate ninety degrees through the main shaft 102, at the moment, the first protective box 202 and the second protective box 203 move and reset, the rotating chucks 100 rotating to the rear side complete feeding and discharging work through feeding equipment and discharging equipment, then the output shaft of the stepping motor 101 drives the two rotating chucks 100 to rotate ninety degrees through the main shaft 102 again, at the moment, the first protective box 202 and the second protective box 203 form a closed state, then the steps are repeated to cut the milling cutter blank, meanwhile, the second motor 1001 and the third motor 1006 are started, an output shaft of the second motor 1001 drives the protective pipe 1004 to move through the lead screw B1002 to cover the milling cutter blank into the protective pipe 1004, and an output shaft of the third motor 1006 drives the grinding wheel 1005 to rotate at a high speed to polish a cutter groove on the surface of the milling cutter blank.
After finishing the cutting work to milling cutter blank, the rotation of the rotating chuck 100 located at the left side is stopped at this moment, the stepping motor 101 is started, the stepping motor 101 drives the main shaft 102 to rotate ninety degrees, the main shaft 102 drives the two rotating chucks 100 to rotate, the two rotating chucks 100 respectively drive the corresponding elastic telescopic shafts 303 and the sliding balls 304 to rotate through the mounting frame 302, the sliding balls 304 are not contacted with the guide frame 301 any more after rotating, the guide frame 301 breaks away from the restriction to enable the first protection box 202 and the second protection box 203 to move, the two elastic extension rods 2031 are released to extend and drive the first protection box 202 and the second protection box 203 to move and reset, at this moment, the rotating chucks 100 located at the rear side are driven by the feeding equipment to feed, then the stepping motor 101 drives the two rotating chucks 100 to rotate ninety degrees through the main shaft 102 again, and the steps are repeated to cut the milling cutter blank, meanwhile, the output shaft of the second motor 1001 and the third motor 1006 are started, the output shaft of the second motor 1002 drives the connecting block 1003 to move to one side close to the rotating chucks 100 through the lead screw B1002, the protective tube 1004 is driven by the protective tube 1004 to move, the output shaft of the protective motor 202 is covered into the protective tube 1003, the protective tube is reset, the protective tube is driven by the protective motor is driven by the protective tube 1006, the rotary knife 1006 is driven by the protective tube 1006, and then the protective tube is driven by the protective tube 101 to rotate the protective tube 1006 to rotate by the protective knife 101, and then the protective knife is driven by the protective knife 101 to finish the step of the protective knife is finished.
The foregoing is merely exemplary of the present invention and is not intended to limit the present invention. All equivalents and alternatives falling within the spirit of the invention are intended to be included within the scope of the invention. What is not elaborated on the invention belongs to the prior art which is known to the person skilled in the art.
Claims (10)
1. The utility model provides a full-automatic processing equipment of PCB milling cutter multistation, includes workstation (1), install step motor (101) on workstation (1), workstation (1) upside is provided with main shaft (102), the output shaft of step motor (101) with main shaft (102) rigid coupling, the rigid coupling has two rotation chucks (100), its characterized in that on main shaft (102): the cleaning device further comprises a telescopic rod (201), one end of the telescopic rod (201) is fixedly connected to the workbench (1), a first protection box (202) is fixedly connected to the other end of the telescopic rod (201), a limiting frame is fixedly connected to the workbench (1), one end of a sliding rod (2021) is slidably connected to the limiting frame of the workbench (1), a second protection box (203) is fixedly connected to the other end of the sliding rod (2021), one end of an elastic extension rod (2031) is fixedly connected to one side of the first protection box (202), one end of the elastic extension rod (2031) is fixedly connected with the second protection box (203), a lifting mechanism for providing the first protection box (202) and the second protection box (203) is arranged on the workbench (1), a rectangular groove is formed in the top of the second protection box (203) in a penetrating mode, a cutting knife (204) is slidably connected to the rectangular groove, a second protection box (203) is fixedly connected to one end of the elastic extension rod (2031), the other end of the elastic extension rod (2031) is fixedly connected to the second protection box (203), the second protection box (203) is fixedly connected to the first protection box (203), the second protection box (203) is provided with the second protection box (203), the second protection box (203) and the second protection box (202) and the second protection box (203) and the second protection box (202) are provided on the second protection box, the chip breaking plate (205) is contacted with the blocking plate (206) when moving.
2. The multi-station full-automatic machining device for the PCB milling cutter according to claim 1, wherein: elevating system is including leading truck (301), first protection box (202) all rigid coupling with second protection box (203) one side has leading truck (301), main shaft (102) outer wall symmetry rigid coupling has mounting bracket (302), the symmetry rigid coupling has the one end of elastic expansion shaft (303) on mounting bracket (302), the other end rigid coupling of elastic expansion shaft (303) has sliding ball (304), sliding ball (304) during the activity with leading truck (301) contact, sliding ball (304) are used for providing first protection box (202) with second protection box (203) activity.
3. The multi-station full-automatic machining device for the PCB milling cutter according to claim 2, wherein: the driving mechanism comprises a 匚 -shaped frame (401), one side of the second protection box (203) is fixedly connected with the 匚 -shaped frame (401), a first motor (402) is mounted on the 匚 -shaped frame (401), one end of a lead screw A (403) is fixedly connected to an output shaft of the first motor (402), the other end of the lead screw A (403) penetrates through the 匚 -shaped frame (401) to be rotationally connected, a movable plate (404) is connected to the lead screw A (403) in a threaded manner, a telescopic plate (405) is fixedly connected to the top of the movable plate (404), one end of a sliding shaft (406) is fixedly connected to the bottom of the telescopic plate (405), a guide rail (407) is fixedly connected to the second protection box (203), and the other end of the sliding shaft (406) is clamped into the guide rail (407) and slides in the guide rail (407), and the other end of the sliding shaft (406) is fixedly connected with the cutting knife (204).
4. A PCB milling cutter multi-station full automatic processing apparatus according to claim 3, wherein: the driving mechanism further comprises a sliding plate (501), a sliding groove is formed in the second protection box (203), the sliding plate (501) is connected in the sliding groove of the second protection box (203) in a sliding mode, a first magnet is arranged on one side of the sliding plate (501), a second magnet is arranged on the side portion of the moving plate (404), a connecting ring (502) is fixedly connected to the other side of the sliding plate (501), a moving ring (503) is connected in a rotating mode to the connecting ring (502), and a sliding block (504) is fixedly connected to the inner wall of the moving ring (503).
5. The multi-station full-automatic machining device for the PCB milling cutter, according to claim 4, is characterized in that: still including clearance mechanism, clearance mechanism is including fixed axle (601), rigid coupling has in second protection box (203) fixed axle (601), spiral groove (602) have been seted up on fixed axle (601), remove ring (503) cover and locate fixed axle (601) outer wall, slider (504) card is gone into in spiral groove (602) and be in slip in spiral groove (602), pass through sliding connection on remove ring (503) have connecting rod (603), connecting rod (603) tip rigid coupling has carousel (604).
6. The multi-station full-automatic machining device for the PCB milling cutter, according to claim 5, is characterized in that: the cleaning mechanism further comprises an eccentric shaft (701), the end part of the rotary disc (604) is fixedly connected with the eccentric shaft (701), a chute is formed in the second protection box (203), a T-shaped frame (702) is connected in the chute of the second protection box (203) in a sliding manner, the eccentric shaft (701) is clamped into the T-shaped frame (702) and slides in the T-shaped frame (702), a gear (703) is connected to the lower part of the T-shaped frame (702) in a rotating manner, one end of a connecting shaft (704) is fixedly connected to the gear (703), the other end of the connecting shaft (704) penetrates through the T-shaped frame (702) and is fixedly connected with a limiting disc (705), and a first elastic piece is arranged between the limiting disc (705) and the T-shaped frame (702).
7. The multi-station full-automatic machining device for the PCB milling cutter, according to claim 6, is characterized in that: the cleaning mechanism further comprises a protection plate (801), the protection plate (801) is fixedly connected in the second protection box (203), the chip breaking plate (205) is attached to the protection plate (801), a shielding plate (802) is slidably connected to the bottom of the protection plate (801), the chip breaking plate (205) is attached to the shielding plate (802), a second elastic piece is arranged between the shielding plate (802) and the protection plate (801), a hook (803) is fixedly connected to one side of the shielding plate (802), and a connecting shaft (704) is attached to the hook (803).
8. The multi-station full-automatic machining device for the PCB milling cutter, as set forth in claim 7, wherein: the cleaning mechanism further comprises a protruding plate (901), the bottom of the T-shaped frame (702) is fixedly connected with the protruding plate (901), a rack (902) is fixedly connected in the first protection box (202), an L-shaped plate (903) is connected in a sliding mode in the first protection box (202), the L-shaped plate (903) is attached to the rack (902), the protruding plate (901) is contacted with the L-shaped plate (903) when moving, the protruding plate (901) is used for providing a gear (703) to be meshed with the rack (902) when moving, a third elastic piece is arranged between the L-shaped plate (903) and the first protection box (202), a containing plate (904) is connected in a sliding mode in the containing groove of the first protection box (202).
9. The multi-station full-automatic machining device for the PCB milling cutter, according to claim 8, is characterized in that: still including second motor (1001), install second motor (1001) on workstation (1), the one end that rigid coupling has lead screw B (1002) on the output shaft of second motor (1001), the other end of lead screw B (1002) with workstation (1) rotate and be connected, threaded connection has connecting block (1003) on lead screw B (1002), the rigid coupling has protective tube (1004) on connecting block (1003), install third motor (1006) in protective tube (1004), rigid coupling has emery wheel (1005) on the output shaft of third motor (1006).
10. The machining process of the multi-station full-automatic machining equipment for the PCB milling cutter, according to claim 9, comprises the following steps:
S1: the method comprises the steps that blanks are placed in a rotating chuck (100) through existing feeding equipment, a stepping motor (101) is started, an output shaft of the stepping motor (101) drives two rotating chucks (100) to rotate through a main shaft (102), a guide frame (301) is extruded by a sliding ball (304) in a lifting mechanism after the rotating chucks (100) rotate to enable a first protection box (202) to be combined with a second protection box (203), then the first motor (402) is started, an output shaft of the first motor (402) drives a lead screw A (403) to rotate to enable a telescopic plate (405) to move with a sliding plate (501), and after the telescopic plate (405) moves, a cutting knife (204) is driven to cut the blanks, and meanwhile the sliding plate (501) is driven to move through a second magnet of a first magnet absorption moving plate (404);
S2: the sliding plate (501) moves to enable the moving ring (503) to drive the sliding block (504) to slide along the spiral groove (602), the sliding block (504) moves along the spiral groove (602) to drive the moving ring (503) to rotate, the moving ring (503) drives the rotary table (604) to rotate through the connecting rod (603), the rotary table (604) drives the T-shaped frame (702) to slide through the eccentric shaft (701), the T-shaped frame (702) drives the chip breaking plate (205), the gear (703) and the protruding plate (901) to slide through the connecting shaft (704), and the chip breaking plate (205) contacts with the blocking plate (206) to cut off scraps after sliding;
S3: the protruding plate (901) is contacted with the L-shaped plate (903) after sliding and extrudes the L-shaped plate (903), the L-shaped plate (903) is stressed to slide and does not shade the rack (902), the gear (703) is meshed with the rack (902) after moving to drive the chip breaking plate (205) to rotate, the chip breaking plate (205) rotates and then stirs cut scraps to the storage plate (904), and the storage plate (904) is pulled out manually after blank processing is completed and scraps are poured out;
S4: after the blank is cut, the stepping motor (101) is started, the output shaft of the stepping motor (101) drives the two rotary chucks (100) to rotate ninety degrees through the main shaft (102), at the moment, the first protection box (202) and the second protection box (203) are moved and reset, the rotary chucks (100) which rotate to the rear side finish feeding and discharging work through feeding equipment and discharging equipment, then the output shaft of the stepping motor (101) drives the two rotary chucks (100) to rotate ninety degrees through the main shaft (102) again, at the moment, the first protection box (202) and the second protection box (203) form a closed state, then the steps are repeated to cut the blank of the milling cutter, meanwhile, the second motor (1001) and the third motor (1006) are started, the output shaft of the second motor (1001) drives the protection pipe (1004) to move the blank into the protection pipe (1004) through the lead screw B (1002), and the output shaft of the third motor (1006) drives the grinding wheel (1005) to rotate at a high speed to grind the surface of the blank of the milling cutter.
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| CN107398603A (en) * | 2017-09-15 | 2017-11-28 | 魏斌达 | One kind has automatic chip breaking function large ring blank cutting apparatus |
| CN107813143A (en) * | 2017-09-20 | 2018-03-20 | 蔡涛涛 | One kind has automatic chip breaking function large ring blank cutting apparatus |
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| CN109332768A (en) * | 2018-11-22 | 2019-02-15 | 青岛理工大学 | Milling cutter device assisting chip breaking and milling cutter system assisting chip breaking under different lubricating conditions |
| CN111376062B (en) * | 2020-04-08 | 2021-10-22 | 深圳市森润精密科技有限公司 | Cutting machine tool for machining metal components |
| CN213858301U (en) * | 2020-08-13 | 2021-08-03 | 小企科技(杭州)有限责任公司 | Chip breaking device capable of achieving reciprocating cutting and adjustable in distance |
| CN113752075B (en) * | 2020-08-13 | 2024-03-29 | 小企科技(杭州)有限责任公司 | Intermittent chip breaking device for tug transmission |
| CN215880933U (en) * | 2021-04-25 | 2022-02-22 | 常山联盛轴承有限责任公司 | Bearing turning chip breaking and removing device |
| CN113635122A (en) * | 2021-09-13 | 2021-11-12 | 江西山知海科技有限公司 | A chip breaking mechanism of a metal processing machine tool |
| CN115635104B (en) * | 2022-10-31 | 2023-07-25 | 东莞市腾信精密仪器有限公司 | Numerical control turning device for precision machining |
| CN116494031B (en) * | 2023-05-08 | 2023-10-13 | 常州市博斯特精密机械有限公司 | Milling cutter processing equipment |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107398603A (en) * | 2017-09-15 | 2017-11-28 | 魏斌达 | One kind has automatic chip breaking function large ring blank cutting apparatus |
| CN107813143A (en) * | 2017-09-20 | 2018-03-20 | 蔡涛涛 | One kind has automatic chip breaking function large ring blank cutting apparatus |
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