CN114683045B - Self-positioning high-speed drilling and tapping center for hub machining and tool changing coaxial correction method - Google Patents
Self-positioning high-speed drilling and tapping center for hub machining and tool changing coaxial correction method Download PDFInfo
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- CN114683045B CN114683045B CN202210330048.3A CN202210330048A CN114683045B CN 114683045 B CN114683045 B CN 114683045B CN 202210330048 A CN202210330048 A CN 202210330048A CN 114683045 B CN114683045 B CN 114683045B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/02—Machine tools for performing different machining operations
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- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The invention discloses a self-positioning high-speed drilling and tapping center for hub machining and a tool changing coaxial correction method, and relates to the technical field of hub machining. The self-positioning high-speed drilling and tapping center for hub machining and the tool changing coaxial correction method determine the rotation angle of the tool bit by adopting a mode of counting the number of tooth grooves, eliminate rotation to generate centrifugal force in a mode of clockwise sliding and anticlockwise sliding, avoid hard abrasion generated by a transmission gear when the tool bit directly fixes an angle, and reset and correct the tool bit in a back sliding mode to avoid inclination of the tool bit from influencing drilling operation on the hub.
Description
Technical Field
The invention relates to the technical field of hub machining, in particular to a self-positioning high-speed drilling and tapping center for hub machining and a tool changing coaxial correction method.
Background
The hub is a wheel core rotating part formed by connecting tire inner profile steel through an upright post, namely a metal part supporting the center of a tire and arranged on a shaft, the surface of the hub is provided with holes, the holes are generated for facilitating installation and heat dissipation, the hub is perforated by using a drilling and tapping center, the drilling and tapping center contains various types of cutter heads, all the cutter heads are positioned on one cutter head, and the cutter head can be changed into different types of cutter heads through rotation of a rotating shaft so as to adapt to the arrangement of different hole types.
The center is attacked at present brill makes the vertical axis of new tool bit and the slight deviation of production easily when changing the tool bit through rotatory cutter head between wheel hub, leads to the hole site of processing not to be vertical to, leads to the wheel hub of processing unqualified easily.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a self-positioning high-speed drilling and tapping center for hub machining and a tool changing coaxial correction method, and solves the problems that when a tool bit is replaced by a rotary cutter disc, the existing drilling and tapping center easily causes slight deviation between a vertical central axis of a new tool bit and a hub, so that the machined hole position is not vertical, and the machined hub is easily unqualified.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a wheel hub processing is with boring center of attacking from high-speed location, includes that the processing platform attacks the subassembly with boring, surface one side of processing platform is provided with vertical frame, and the both sides of vertical frame are provided with vertical slide rail, bore and attack subassembly sliding connection in the surface of vertical slide rail, bore and attack the subassembly and include lift box, driving motor, telescopic link, square post, annular slide rail, coaster, miniature push rod, fixture block, high definition digtal camera, gyration spring box, wire rope, distance piece and drive gear, one side that the lift box is close to vertical frame is provided with driving motor, and driving motor's end connection has the telescopic link, the other end of telescopic link is connected with square post, one side that driving motor was kept away from to the lift box inside is connected with annular slide rail, and annular slide rail's inside is provided with the coaster, the bottom of coaster is connected with miniature push rod, and the bottom of miniature push rod is connected with the fixture block, the top of telescopic link is provided with high definition digtal camera, annular slide rail's surface is provided with the gyration box, and the inside winding of gyration spring box has wire rope, wire rope surface fixation has the distance piece, the outside of square post is connected with drive gear, the outside of square post is connected with the lead screw, and the inside one side that the lift box is close to be close to vertical frame, and the lead screw that cup jointed.
Furthermore, the outer opening structure of the clamping block is matched with the inner opening structure of the tooth socket on the outer surface of the transmission gear, and the transmission gear is rotatably connected with the lifting box.
Furthermore, the tackle is fixedly connected with the steel wire rope, and the tackle is elastically connected with the rotary spring box through the steel wire rope.
Furthermore, the drilling and tapping assembly further comprises a rotating shaft and a cutter head, and one end, far away from the transmission gear, of the rotating shaft is connected with the cutter head.
Further, the subassembly is attacked to brill still includes operation motor, drive shaft and tool bit, the inside of blade disc is provided with the operation motor, the end connection of operation motor has the drive shaft, and the end connection of drive shaft has the tool bit.
Furthermore, the lateral surface of drive shaft is provided with from the locating component, and is used for realizing the prepositioning of tool bit from the locating component.
Furthermore, the self-positioning assembly comprises an annular cursor laser, and one end, close to the operation motor, of the annular cursor laser is fixedly connected with the outer surface of the cutter head.
Furthermore, the inner surface of the annular cursor laser is parallel to the outer surface of the driving shaft, and the vertical central axes of the driving shaft, the tool bit and the annular cursor laser are located on the same central axis.
Furthermore, the self-positioning assembly further comprises a connecting magnetic ring, a circular ring, cleaning wool tops and magnetic particles, wherein the connecting magnetic ring is distributed at one end, away from the cutter head, of the annular cursor laser in parallel, the outer side face of the connecting magnetic ring is connected with the circular ring, the cleaning wool tops are sleeved on the surface of the circular ring, and the magnetic particles are embedded in the cleaning wool tops.
A tool changing coaxial correction method of a self-positioning high-speed drilling and tapping center for hub machining comprises the following operation steps:
the method comprises the following steps: the telescopic rod extends out to enable the square inserting column to be inserted into the transmission gear, then the driving motor drives the transmission gear to enable the cutter head to rotate, the included angle between tooth grooves on the surface of the transmission gear is 10 degrees, the number of the rotating tooth grooves is determined through the high-definition camera, the included angle between every two cutter heads is 60 degrees, and after the cutter heads rotate through tooth grooves of six or multiple of six, the new cutter heads rotate to the positions of the old cutter heads;
step two: after the fact that the sliding block rotates in the tooth grooves of six or six multiples is judged, the micro push rod extends out to enable the clamping block to be vertically inserted into the tooth grooves, meanwhile, the telescopic rod contracts to retract the square inserting column, and the transmission gear continues to rotate under the action of centrifugal force to enable the micro push rod to drive the sliding block to slide along the interior of the annular sliding rail;
step three: the transmission gear continues to rotate after losing the power that driving motor provided, and transmission gear stall after centrifugal force effect finishes, and the gyration spring box kick-backs rolling wire rope this moment and makes coaster along the inside backsliding of annular slide rail reset until the distance piece is pasted to annular slide rail inner wall and makes wire rope can't continue to be rolled up, and new tool bit accomplishes the correction this moment and must with processing platform vertical distribution.
The invention provides a self-positioning high-speed drilling and tapping center for hub machining and a tool changing coaxial correction method, which have the following beneficial effects:
the rotation angle of the cutter head is determined by the number of tooth grooves, centrifugal force generated by rotation is eliminated by means of clockwise sliding and anticlockwise sliding, hard abrasion generated by a transmission gear when the cutter head directly fixes an angle is avoided, and the cutter head is reset and corrected in a back sliding mode to avoid inclination of the cutter head from influencing drilling operation on the hub.
1. According to the self-positioning high-speed drilling and tapping center and the tool changing coaxial correction method for hub machining, the tooth socket is clamped by the clamping block when the power provided by the driving motor is lost, the transmission gear continues to rotate to a certain degree under the action of centrifugal force and drives the pulley to slide through the clamping block, the buffering effect is achieved, the phenomenon that the tooth socket is directly and rigidly clamped by the clamping block to cause damage of the transmission gear is avoided, and the pulley slides back under the action of the steel wire rope and the rotary spring box after the centrifugal force is over, so that the position of a tool bit is corrected.
2. According to the self-positioning high-speed drilling and tapping center for hub machining and the tool changing coaxial correction method, the driving motor retracts the square insertion column after the transmission gear rotates for a certain angle, and the problem that the service life of the driving motor is influenced due to the fact that the driving motor rotates reversely to adjust the position of the tool bit due to the fact that the transmission gear rotates is avoided.
3. According to the self-positioning high-speed drilling and tapping center for hub machining and the tool changing coaxial correction method, the annular cursor laser emits the annular indicating light ring towards the direction towards which the tool bit faces, and after the tool bit is corrected, the indicating light ring vertically faces the surface of a machining table, namely the surface of a hub, so that the self-positioning of a hole position to be drilled is realized, and the position of the hole to be drilled of the hub is known in advance.
4. According to the self-positioning high-speed drilling and tapping center for hub machining and the tool changing coaxial correction method, when a tool bit does not rotate, the cleaning wool tops are adsorbed to a connecting magnetic ring on the outer surface of a driving shaft due to magnetic particles in the cleaning wool tops so as to prevent the indicating light ring from being shielded, and when the tool bit rotates, the cleaning wool tops are loosened to be adsorbed due to centrifugal force to clean the end part of the annular cursor laser so as to prevent dust from adhering to block the projection of the indicating light ring.
Drawings
FIG. 1 is a schematic front view of a machining table of a self-positioning high-speed drilling and tapping center and a tool changing coaxial correction method for hub machining according to the present invention;
FIG. 2 is a schematic diagram of a back-view structure of an annular sliding rail of a self-positioning high-speed drilling and tapping center and a tool-changing coaxial correction method for hub machining, according to the invention;
FIG. 3 is a schematic side view of an internal structure of a lifting box of a self-positioning high-speed drilling and tapping center and a tool changing coaxial correction method for hub machining according to the present invention;
FIG. 4 is an enlarged structural schematic diagram of a part A in FIG. 2 of a self-positioning high-speed drilling and tapping center and a tool changing coaxial correction method for hub machining according to the present invention;
FIG. 5 is a schematic top view of a cleaning top wool top structure of a self-positioning high-speed drilling and tapping center and a tool changing coaxial correction method for hub machining according to the present invention;
FIG. 6 is an enlarged structural schematic diagram at B in FIG. 3 of a self-positioning high-speed drilling and tapping center and a tool changing coaxial correction method for hub machining according to the present invention;
FIG. 7 is a schematic structural diagram of the cleaning top wool rotating time of the self-positioning high-speed drilling and tapping center and the tool changing coaxial correction method for hub machining.
In the figure: 1. a processing table; 2. a vertical frame; 3. a vertical slide rail; 4. drilling and tapping the assembly; 401. a lifting box; 402. a drive motor; 403. a telescopic rod; 404. square inserting columns; 405. an annular slide rail; 406. a pulley; 407. a micro push rod; 408. a clamping block; 409. a high-definition camera; 410. a rotary spring case; 411. a wire rope; 412. a distance piece; 413. a transmission gear; 414. a rotating shaft; 415. a cutter head; 416. an operation motor; 417. a drive shaft; 418. a cutter head; 5. a self-positioning assembly; 501. an annular cursor laser; 502. connecting a magnetic ring; 503. a circular ring; 504. cleaning wool tops; 505. magnetic particles; 6. a screw rod; 7. a servo motor.
Detailed Description
Referring to fig. 1 to 4, the present invention provides a technical solution: a self-positioning high-speed drilling and tapping center for hub machining comprises a machining table 1 and a drilling and tapping assembly 4, wherein a vertical frame 2 is arranged on one side of the surface of the machining table 1, vertical slide rails 3 are arranged on two sides of the vertical frame 2, the drilling and tapping assembly 4 is connected to the surface of the vertical slide rails 3 in a sliding mode, the drilling and tapping assembly 4 comprises a lifting box 401, a driving motor 402, a telescopic rod 403, a square inserting column 404, an annular slide rail 405, a pulley 406, a micro push rod 407, a fixture block 408, a high-definition camera 409, a rotary spring box 410, a steel wire rope 411, a distance piece 412 and a transmission gear 413, the driving motor 402 is arranged on one side, close to the vertical frame 2, of the lifting box 401, the end portion of the driving motor 402 is connected with the telescopic rod, the other end of the telescopic rod 403 is connected with the square inserting column 404, one side, far away from the driving motor 402, inside the lifting box 401 is connected with the annular slide rail 405, a pulley 406 is arranged inside the annular slide rail 405, a miniature push rod 407 is connected to the bottom of the pulley 406, a fixture block 408 is connected to the bottom of the miniature push rod 407, a high-definition camera 409 is arranged above the telescopic rod 403, a rotary spring box 410 is arranged on the outer surface of the annular slide rail 405, a steel wire rope 411 is wound inside the rotary spring box 410, a distance piece 412 is fixed on the surface of the steel wire rope 411, a transmission gear 413 is connected to the outside of the square insertion column 404, a lead screw 6 is sleeved inside one side of the lifting box 401 close to the vertical frame 2, a servo motor 7 is connected to the top of the lead screw 6, an outer opening structure of the fixture block 408 is matched with an inner opening structure of a tooth groove on the outer surface of the transmission gear 413, the transmission gear 413 is rotatably connected with the lifting box 401, the pulley 406 is fixedly connected with the steel wire rope 411, and the pulley 406 is elastically connected with the rotary spring box 410 through the steel wire rope 411;
the specific operation is as follows, firstly, the telescopic rod 403 is extended out to enable the square insertion column 404 to be inserted into the transmission gear 413, then the driving motor 402 drives the square insertion column 404 to enable the transmission gear 413 to rotate, the included angle between the tooth grooves on the surface of the transmission gear 413 is 10 degrees, the number of the rotating tooth grooves is determined through the high-definition camera 409, the included angle between each cutter head 418 is 60 degrees, after the cutter head 418 rotates by a multiple of six or six, namely, the new cutter head 418 rotates to the position of the old cutter head 418, after the cutter head rotates by the multiple of six or six, the micro push rod 407 is extended out to enable the fixture block 408 to be vertically inserted into the tooth groove, meanwhile, the telescopic rod 403 contracts to retract the square insertion column 404, and the transmission gear 413 continues to rotate under the centrifugal force to enable the micro push rod 407 to drive the pulley 406 to firstly slide anticlockwise along the inside the annular slide rail 405, at this time, the steel wire rope 411 is released due to pulling, after the centrifugal force is eliminated, the rotary spring box 410 rebounds and winds the steel wire rope 411 to enable the pulley 406 to return to the inside of the annular slide rail 405 in a sliding mode until the distance piece 412 is attached to the inner wall of the annular slide rail 405, so that the steel wire rope 411 cannot continue to be wound, at this time, a new cutter head 418 completes correction and is inevitably perpendicular to the machining table 1, the centrifugal force generated by rotation of the transmission gear 413 is eliminated in a mode that the pulley 406 firstly slides clockwise and then slides anticlockwise, hard abrasion generated by the transmission gear 413 when the cutter head 418 directly fixes an angle is avoided, the service life of the drilling and tapping center is prolonged, after the cutter head 418 is corrected, the servo motor 7 drives the screw rod 6 to rotate to enable the lifting box 401 to slide downwards along the surface of the vertical slide rail 3, and the cutter head 418 is enabled to be close to a hub placed on the surface of the machining table 1 so as to machine the cutter head.
Referring to fig. 1 to 4, the drilling and tapping assembly 4 further includes a rotating shaft 414 and a cutter head 415, one end of the rotating shaft 414 away from the transmission gear 413 is connected with the cutter head 415, the drilling and tapping assembly 4 further includes a working motor 416, a driving shaft 417 and a cutter head 418, the working motor 416 is disposed inside the cutter head 415, the end of the working motor 416 is connected with the driving shaft 417, and the end of the driving shaft 417 is connected with the cutter head 418;
specifically, when the transmission gear 413 rotates, the cutter head 415 is carried to rotate through the rotating shaft 414 so that the cutter head 418 can be replaced due to rotation, the cutter head 415 stops rotating after the transmission gear 413 is fixed in angle, namely, the cutter head is clamped in the tooth socket, at the moment, the cutter head 418 is replaced, and after the lifting box 401 descends, the operation motor 416 drives the driving shaft 417 to rotate the cutter head 418 so as to perform drilling and tapping operation on the hub.
Referring to fig. 1, 3, and 5-7, a self-positioning assembly 5 is disposed on an outer side surface of the driving shaft 417, and the self-positioning assembly 5 is used to realize pre-positioning of the tool bit 418, the self-positioning assembly 5 includes an annular cursor laser 501, one end of the annular cursor laser 501 close to the operation motor 416 is fixedly connected to an outer surface of the tool pan 415, an inner surface of the annular cursor laser 501 is parallel to an outer surface of the driving shaft 417, and vertical central axes of the driving shaft 417, the tool bit 418, and the annular cursor laser 501 are located on a central axis;
the operation is as follows specifically, annular cursor laser 501 sends the instruction aureola of annular pattern towards tool bit 418 orientation, instructs the vertical orientation of aureola to add the surface of platform 1 promptly the wheel hub surface in order to realize waiting to open the self-align of hole site after tool bit 418 is rectified to know the position of waiting to open a hole of wheel hub in advance, in order to adjust the wheel hub position, so that accurate high-speed completion drilling avoids the drilling position to make mistakes.
Referring to fig. 1, fig. 3, and fig. 5-7, the self-positioning assembly 5 further includes a connecting magnetic ring 502, a circular ring 503, a cleaning wool top 504, and magnetic particles 505, the connecting magnetic ring 502 is distributed in parallel at one end of the annular cursor laser 501 away from the cutter head 415, the outer side of the connecting magnetic ring 502 is connected with the circular ring 503, the cleaning wool top 504 is sleeved on the surface of the circular ring 503, and the magnetic particles 505 are embedded in the cleaning wool top 504;
specifically, the cutter head 418 is rotated to face the processing table 1 vertically, the cleaning wool tops 504 sag due to gravity and are magnetically adsorbed to the connecting magnetic ring 502 on the outer wall of the driving shaft 417 through the magnetic particles 505, so that gathering of the cleaning wool tops 504 is realized, shielding of the indicating light ring projected by the annular cursor laser 501 is avoided, when the cutter head 418 works, the cleaning wool tops 504 are loosened and adsorbed based on centrifugal force, the cleaning wool tops 504 spread like flowers at the moment so as to clean the end of the annular cursor laser 501 to prevent dust and sundries from adhering to block projection of the indicating light ring, and after processing is finished, the cleaning wool tops 504 sag and are adsorbed to gather again under the action of the centrifugal force, so that next work is facilitated.
A tool changing coaxial correction method of a self-positioning high-speed drilling and tapping center for hub machining comprises the following operation steps:
the method comprises the following steps: the telescopic rod 403 extends out to enable the square insertion column 404 to be inserted into the transmission gear 413, the driving gear 413 is driven by the driving motor 402 to enable the cutter head 415 to rotate, the included angle between tooth grooves on the surface of the transmission gear 413 is 10 degrees, the number of the rotating tooth grooves is determined through the high-definition camera 409, the included angle between each cutter head 418 is 60 degrees, and after the cutter heads rotate by six or multiple of the tooth grooves, the new cutter head 418 is rotated to the position of the old cutter head 418;
step two: after the micro push rod 407 is judged to rotate through six or six times of tooth grooves, the clamping block 408 is vertically inserted into the tooth grooves by extending the micro push rod 407, meanwhile, the telescopic rod 403 is contracted to retract the square inserting column 404, and the transmission gear 413 continues to rotate under the action of centrifugal force, so that the micro push rod 407 drives the pulley 406 to slide along the inside of the annular slide rail 405;
step three: the transmission gear 413 continues to rotate after losing the power provided by the driving motor 402, the transmission gear 413 stops rotating after the centrifugal force effect is finished, at the moment, the rotary spring box 410 rebounds and winds the steel wire rope 411 to enable the pulley 406 to return and slide along the inside of the annular sliding rail 405 until the distance piece 412 is attached to the inner wall of the annular sliding rail 405 to enable the steel wire rope 411 to be incapable of being wound continuously, and at the moment, the new cutter head 418 is corrected and is necessarily distributed perpendicularly to the processing table 1.
In summary, referring to fig. 1 to 7, when the self-positioning high-speed drilling and tapping center and the tool changing coaxial calibration method are used for machining a wheel hub, firstly, the telescopic rod 403 is extended out to enable the square inserting column 404 to be inserted into the transmission gear 413, then the driving motor 402 drives the square inserting column 404 to enable the transmission gear 413 to rotate, the included angle between the tooth sockets on the surface of the transmission gear 413 is 10 degrees, the number of the rotating tooth sockets is determined by the high-definition camera 409, the included angle between each tool bit 418 is 60 degrees, and after the wheel hub rotates through the tooth sockets of six or six times, the new tool bit 418 rotates to the position of the old tool bit 418;
after the rotation in the tooth grooves of six or six times is determined, the micro push rod 407 extends out to enable the fixture block 408 to be vertically inserted into the tooth grooves, meanwhile, the telescopic rod 403 contracts to retract the square insertion column 404, the transmission gear 413 continues to rotate under the action of centrifugal force, so that the micro push rod 407 drives the pulley 406 to firstly slide anticlockwise along the interior of the annular slide rail 405, at this time, the steel wire rope 411 is released due to pulling, and after the centrifugal force is eliminated, the rotary spring box 410 rebounds to wind the steel wire rope 411 to enable the pulley 406 to return back along the interior of the annular slide rail 405 to return to the original position until the distance piece 412 is attached to the inner wall of the annular slide rail 405, so that the steel wire rope 411 cannot continue to be wound;
when the transmission gear 413 rotates, the cutter head 415 is carried to rotate through the rotating shaft 414 so that the cutter head 418 can be replaced due to rotation, the cutter head 415 stops rotating after the transmission gear 413 is fixed in angle, namely, the cutter head is clamped in a tooth socket, at the moment, the cutter head 418 is replaced, and after the lifting box 401 descends, the operation motor 416 drives the driving shaft 417 so that the cutter head 418 rotates to drill the hub;
the annular cursor laser 501 emits an annular indicating light ring towards the direction towards the tool bit 418, and after the tool bit 418 is corrected, the indicating light ring vertically faces the surface of the machining table 1, namely the surface of the hub, so that the position of a hole to be drilled is realized, the position of the hole to be drilled of the hub is known in advance, the position of the hub is conveniently adjusted, drilling can be accurately completed at high speed, errors of the drilling position are avoided, and the process is carried out before the tool bit 418 descends;
the cutter head 418 is perpendicular to the processing table 1 due to rotation, at this time, the cleaning wool tops 504 sag due to gravity and are magnetically adsorbed to the connecting magnetic ring 502 on the outer wall of the driving shaft 417 through the magnetic particles 505, so that the collection of the cleaning wool tops 504 is realized, the shielding of the indicating light ring projected by the annular cursor laser 501 is facilitated, when the cutter head 418 works, the cleaning wool tops 504 loose adsorption based on centrifugal force, at this time, the cleaning wool tops 504 spread like flowers so as to clean the end part of the annular cursor laser 501 to prevent dust and sundries from adhering to block the projection of the indicating light ring, and after the processing is finished, the cleaning wool tops 504 sag and are adsorbed to be collected again under the action of losing the centrifugal force, so that the next work is facilitated.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (4)
1. The utility model provides a wheel hub processing is with boring center of attacking from high-speed location, includes processing platform (1) and bores subassembly (4), its characterized in that: one side of the surface of the processing table (1) is provided with a vertical frame (2), two sides of the vertical frame (2) are provided with vertical sliding rails (3), the drilling and tapping component (4) is connected to the surface of the vertical sliding rails (3) in a sliding manner, the drilling and tapping component (4) comprises a lifting box (401), a driving motor (402), a telescopic rod (403), a square inserting column (404), an annular sliding rail (405), a pulley (406), a micro push rod (407), a fixture block (408), a high-definition camera (409), a rotary spring box (410), a steel wire rope (411), a distance piece (412) and a transmission gear (413), one side, close to the vertical frame (2), of the lifting box (401) is provided with the driving motor (402), the end of the driving motor (402) is connected with the telescopic rod (403), the other end of the telescopic rod (403) is connected with the square inserting column (404), one side, far away from the driving motor (402), in the lifting box (401) is connected with the annular sliding rail (405), the interior of the annular sliding rail (405) is provided with the pulley (406), the bottom of the micro push rod (407) is connected with the fixture block (403), and the camera head (408) is arranged above the fixture block (403), the surface of annular slide rail (405) is provided with rotary spring box (410), and the inside winding of rotary spring box (410) has wire rope (411), wire rope (411) fixed surface has distance piece (412), the external connection of square inserted column (404) has drive gear (413), lead screw (6) have been cup jointed to elevator box (401) one side inside near vertical frame (2), and lead screw (6) top is connected with servo motor (7), it still includes axis of rotation (414) and blade disc (415) to bore subassembly (4), the one end that drive gear (413) were kept away from in axis of rotation (414) is connected with blade disc (415), it still includes operation motor (416), drive shaft (417) and tool disc (418) to bore subassembly (4), the inside of blade disc (415) is provided with operation motor (416), the end connection of operation motor (416) has drive shaft (417), and the end connection of drive shaft (417) has tool bit (418), the lateral surface of drive shaft (417) is provided with from locating subassembly (5), and is used for realizing from locating subassembly (5) the cursor position subassembly (418), the cursor ware (501) is close to annular laser cursor ware (501) fixed laser pointer (501), laser pointer (501) is close to laser pointer (501), laser pointer (416) is close to laser pointer (416) and laser pointer (416) the end connection of laser pointer (415) is connected with one end connection of laser pointer (415) and blade disc (416) is connected with tool disc (415), and tool disc (416) is connected with the inside The connection, the internal surface of annular cursor laser instrument (501) is parallel to the outer surface of drive shaft (417), and drive shaft (417), tool bit (418) and annular cursor laser instrument (501) three's vertical axis is located a central axis, from locating subassembly (5) still including connecting magnetic ring (502), ring (503), clearance wool top (504) and magnetic particle (505), annular cursor laser instrument (501) keep away from one end parallel distribution of blade disc (415) and connect magnetic ring (502), and the lateral surface of connecting magnetic ring (502) is connected with ring (503), clearance wool top (504) have been cup jointed on the surface of ring (503), and the inside embedding of clearance wool top (504) has magnetic particle (505).
2. The self-positioning high-speed drilling and tapping center for hub machining according to claim 1, wherein: the outer opening structure of the clamping block (408) is matched with the inner opening structure of the tooth groove on the outer surface of the transmission gear (413), and the transmission gear (413) is rotationally connected with the lifting box (401).
3. The self-positioning high-speed drilling and tapping center for hub machining according to claim 1, wherein: the tackle (406) is fixedly connected with the steel wire rope (411), and the tackle (406) is elastically connected with the rotary spring box (410) through the steel wire rope (411).
4. The tool changing coaxial correction method for the self-positioning high-speed drilling and tapping center for hub machining according to any one of claims 1 to 3, characterized in that: the method comprises the following operation steps:
the method comprises the following steps: the telescopic rod (403) extends out to enable the square insertion column (404) to be inserted into the transmission gear (413), the driving gear (413) is driven by the driving motor (402) to enable the cutter head (415) to rotate, the included angle between tooth grooves on the surface of the transmission gear (413) is 10 degrees, the number of the rotating tooth grooves is determined through the high-definition camera (409), the included angle between every two cutter heads (418) is 60 degrees, and after the cutter heads rotate through tooth grooves of six or multiple of six, the new cutter head (418) is rotated to the position of the old cutter head (418);
step two: after the fact that the sliding block rotates by six or multiple of six tooth grooves is judged, the micro push rod (407) extends out to enable the clamping block (408) to be vertically inserted into the tooth grooves, meanwhile, the telescopic rod (403) contracts to retract the square inserting column (404), and the transmission gear (413) continues to rotate under the action of centrifugal force to enable the micro push rod (407) to drive the pulley (406) to slide along the interior of the annular sliding rail (405);
step three: the transmission gear (413) continues to rotate after power provided by the driving motor (402) is lost, the transmission gear (413) stops rotating after the centrifugal force effect is finished, at the moment, the rotary spring box (410) rebounds and winds the steel wire rope (411) to enable the pulley (406) to return along the inside of the annular sliding rail (405) in a sliding mode and reset until the distance piece (412) is attached to the inner wall of the annular sliding rail (405) to enable the steel wire rope (411) to continue to be wound, and at the moment, the new cutter head (418) finishes correction and is necessarily vertically distributed with the machining table (1).
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