CN103481123B - A kind of wire drawing die automatic ultrasonic shaping processing machine and processing method - Google Patents
A kind of wire drawing die automatic ultrasonic shaping processing machine and processing method Download PDFInfo
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- CN103481123B CN103481123B CN201310376616.4A CN201310376616A CN103481123B CN 103481123 B CN103481123 B CN 103481123B CN 201310376616 A CN201310376616 A CN 201310376616A CN 103481123 B CN103481123 B CN 103481123B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
- B24B1/04—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes subjecting the grinding or polishing tools, the abrading or polishing medium or work to vibration, e.g. grinding with ultrasonic frequency
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Abstract
A kind of wire drawing die automatic ultrasonic shaping processing machine and processing method, belong to ultrasonic shaping and polishing technology field.Column and X-axis translation mechanism are fixed by screws on described base; X-axis translation mechanism and Z-axis lifting mechanism are made up of guide rail, leading screw, mobile platform mechanical part and servomotor respectively, Z-axis lifting mechanism be arranged on column just before; Ultrasonic transducer rotating mechanism is arranged on the lifting platform of Z-axis lifting mechanism by transfer block; Emery wheel rotates reciprocating device and working pressure controlling organization by support installing on the travelling carriage of X-axis translation mechanism; Control system spare parts kit is arranged on the left side wall of column by hold-down screw.The present invention can realize the setting of process time and tonnage, the reconditioning of tool needle automatic on-line, the function such as tool needle and wire drawing die is located automatically, automatic ultrasonic processing, thus eliminate the problem of processing by hand and causing hole shape uniformity and poor stability, improve production efficiency and the quality of production of wire drawing die.
Description
Technical field
The present invention relates to a kind of wire drawing die automatic ultrasonic shaping processing machine and processing method, belong to ultrasonic shaping and polishing technology field.
Background technology
Wire drawing die is the important tool drawing various metal wire rod, and in drawing process, wire reaches preliminary dimension precision and surface quality by nib generation plastic deformation.China is wire production big country, and output is at the forefront in the world, and along with present manufacturing development, high speed wiredrawing bench is widely used, and how to improve die life, reduces production cost, becomes the problem of metal wire rod industry common concern.Wire-drawing die hole makes and comprises laser boring, nib shaping, nib polishing three main process, and wherein, nib shaping and polishing determine the shape of die channel, the critical process of physical dimension.Because core material has high hardness, traditional machining process is difficult to realize the processing to wire drawing die workspace.At present, the method for ultrasonic shaping that adopts is processed more both at home and abroad.In the process utilizing the shaping of ultrasonic tool pin to process, while nib inner surface is processed, ultrasonic tool pin also must wear and tear, and due to hardness reason, and the wear rate of ultrasonic tool pin is much larger than the clearance of nib inner-wall material.
The wearing and tearing of ultrasonic tool pin can have a strong impact on the accuracy of nib workspace physical dimension, therefore, constantly carry out reconditioning to ultrasonic tool pin in processing, make it reset into original accurate shape.Disclosed " ultrasonic grinding polishing machine " equipment of CN202062262U disclosed " wire drawing die ultrasonic shaping polishing machine " and CN301672397S is utilized to carry out nib Ultrasonic machining, its Ultrasonic machining and the finishing of ultrasonic tool pin separately complete, and are all completed by manual operations.In process, need operator manually to complete the centering of nib and ultrasonic tool pin, then Ultrasonic machining is opened, after completing the ultrasonic shaping processing about 30 seconds, ultrasonic tool pin and shank to be pulled down from equipment, with special grinding wheel needle grinding machine hand grinding at once.For unskilled operator, after each card grinding completes, also carry out testing calibration with special angle board to ultrasonic tool pin, visible, ultrasonic shaping processing requires very high to the qualification of operating personnel.In addition, because Ultrasonic machining wire drawing die is copying, the ultrasonic tool pin of clamping all situations such as directly, at every turn card grinding angle is not inconsistent, aciculiform is round may be there is, cause the difficult quality guarantee of wire-drawing die.Tear pin open, plenty of time that card grinding, check and correction, again card grinding, back work such as dress pin etc. have accounted for nib processing, efficiency is very low.In a word, traditional-handwork processing mode is difficult to the uniformity and the stability that ensure wire drawing die hole shape size and precision, product quality and production efficiency low.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of wire drawing die automatic ultrasonic shaping processing machine and processing method, improve machining accuracy and the working (machining) efficiency of wire-drawing die, eliminate the defect that manual processing causes the aspects such as hole shape uniformity, poor stability and production efficiency are low, promote the automatization level of wire drawing die shaping processing apparatus.
A kind of wire drawing die automatic ultrasonic shaping processing machine, comprising: base, X-axis translation mechanism, working pressure controlling organization, column, Z-axis lifting mechanism, ultrasonic transducer rotating mechanism, control system spare parts kit, emery wheel rotate reciprocating device; Column and X-axis translation mechanism are fixed by screws on described base; X-axis translation mechanism and Z-axis lifting mechanism are made up of guide rail, leading screw, mobile platform mechanical part and servomotor respectively, Z-axis lifting mechanism be arranged on column just before; Ultrasonic transducer rotating mechanism is arranged on the lifting platform of Z-axis lifting mechanism by transfer block; Emery wheel rotates reciprocating device and working pressure controlling organization by support installing on the travelling carriage of X-axis translation mechanism; Control system spare parts kit is arranged on the left side wall of column by hold-down screw.
A kind of wire drawing die automatic ultrasonic shaping processing method, is characterized in that utilizing PLC to realize realizing X-axis servomotor, Z axis servomotor, emery wheel electric rotating machine, emery wheel reciprocating motor, worktable rotary motor, ultrasonic transducer electric rotating machine and pressure sensing mechanism the control of the automatic processing work flow process of wire drawing die;
Z-axis lifting mechanism drives ultrasonic tool pin move down and contact with the die channel on mold base workbench, pressure sensor device can be applied to force value on wire drawing die and compared with setting pressure by perception ultrasonic tool pin, thus the accurate control of pressure when realizing wire drawing die Ultrasonic machining;
Motion flow according to the Design Processing control system of wire drawing die: initialize back to zero, ultrasonic tool pin measurement of length, the calculating of ultrasonic tool pin card grinding position, the crushing of ultrasonic tool pin is located, the crushing of ultrasonic tool pin, ultrasonic tool pin and wheel dressing mechanism all return-to-zero positions, ultrasonic tool pin and wire drawing die carry out locating and machining, Ultrasonic machining, machine rear ultrasonic tool pin back to zero, once circulate end.
Described wire drawing die automatic ultrasonic shaping processing machine control system, according to motion flow described above, utilizes that PLC controls X-axis translation mechanism servomotor by the acquisition of setting parameter and pressure sensor signal, Z-axis lifting mechanism servomotor, emery wheel electric rotating machine, emery wheel move back and forth the control that motor, worktable rotary motor and ultrasonic transducer electric rotating machine realize the automatic processing work flow process of wire drawing die.
Advantage of the present invention is setting, the function such as the on-line automatic reconditioning of ultrasonic tool pin, nib and ultrasonic tool pin is located automatically, automatic ultrasonic processing that can realize process time and tonnage, not only can eliminate manual processing and cause the problems such as hole shape uniformity, poor stability, and production and processing operation can be simplified, improve production and processing precision and the working (machining) efficiency of wire drawing die.Simultaneously, exploitation has the ultrasonic shaping processing apparatus of automatic wiredrawing mould of independent intellectual property right, realize the automatic process technology of wire drawing die shaping and polishing, not only can break the external monopolization to wire drawing die automatic ultrasonic shaping technique field, fill up the technological gap of China in wire drawing die automatic ultrasonic shaping field, realize the automation of wire drawing die shaping processing and the datumization of parameter, and greatly improve quality and the service life of China's wire-drawing die.
Accompanying drawing explanation
When considered in conjunction with the accompanying drawings, by referring to detailed description below, more completely can understand the present invention better and easily learn wherein many adjoint advantages, but accompanying drawing described herein is used to provide a further understanding of the present invention, form a part of the present invention, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention, as schemed wherein:
Fig. 1 is that the wire drawing die automatic ultrasonic shaping processing arbor of the embodiment of the present invention surveys view;
Fig. 2 is Z-axis lifting mechanism topology view in wire drawing die automatic ultrasonic shaping processing machine;
Fig. 3 is X-axis translation mechanism topology view in wire drawing die automatic ultrasonic shaping processing machine;
Fig. 4 is wire drawing die automatic ultrasonic shaping processing machine control system flow chart.
Below in conjunction with drawings and Examples, the present invention is further described.
Detailed description of the invention
Obviously, the many modifications and variations that those skilled in the art do based on aim of the present invention belong to protection scope of the present invention.
Embodiment 1: as Fig. 1, a kind of wire drawing die automatic ultrasonic shaping processing machine, its principal organ comprises: base 1, X-axis translation mechanism 2, working pressure controlling organization 3, column 4, Z-axis lifting mechanism 5, ultrasonic transducer rotating mechanism 6, control system spare parts kit 7, emery wheel rotate reciprocating device 8;
Described column 4 and described X-axis translation mechanism 2 are fixed by screws on described base 1;
Described X-axis translation mechanism 2 and described Z-axis lifting mechanism 5 are made up of guide rail, leading screw, mobile platform mechanical part and servomotor respectively, described Z-axis lifting mechanism 5 be arranged on described column 4 just before;
Described ultrasonic transducer rotating mechanism 6 is arranged on by transfer block on the lifting platform of Z-axis lifting mechanism 5;
Emery wheel rotates reciprocating device 8 and working pressure controlling organization 3 by support installing on the travelling carriage of X-axis translation mechanism 2;
Control system spare parts kit 7 is arranged on the left side wall of column 4 by hold-down screw.
Embodiment 2: as shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of wire drawing die automatic ultrasonic shaping processing machine, primary structure comprises base 1, X-axis translation mechanism 2, working pressure controlling organization 3, column 4, Z-axis lifting mechanism 5, ultrasonic transducer rotating mechanism 6, control system spare parts kit 7, emery wheel rotation reciprocating device 8;
A kind of wire drawing die automatic ultrasonic shaping processing machine, its detailed construction comprises Z axis servomotor 9, Z axis lifting platform 10, ultrasonic tool pin 11, vibration-sensing rod 12, ultrasonic transducer parts 13, ultrasonic transducer electric rotating machine 14, first supports pulley 15, steel wire rope 16, counterweight 17, pressure sensor device 18, emery wheel reciprocating motor 19, mold base workbench 20, emery wheel reciprocating motor wheel 21, emery wheel moves back and forth connecting rod 22, emery wheel 23, wheel guard 24, emery wheel bracket 25, emery wheel electric rotating machine 26, emery wheel reciprocating linear guide rail 27, X-axis servomotor 28, support 29, worktable rotary motor 30, worktable rotary belt pulley 31, belt 32,
Described Z-axis lifting mechanism 5 mainly comprises Z axis servomotor 9, Z axis lifting platform 10, first supports pulley 15, steel wire rope 16, counterweight 17; One end of steel wire rope 16 is connected with Z axis lifting platform 10 by switching device, the other end of steel wire rope 16 passes after the first chute supporting pulley 15 supports the chute of pulley with second and is connected with counterweight 17, ultrasonic transducer rotating mechanism 6 is connected with Z axis lifting platform 10 by transfer block, and Z axis servomotor 9 drives Z axis lifting platform 10 and ultrasonic transducer rotating mechanism 6 to move up and down by guide rail and leading screw;
Described ultrasonic transducer rotating mechanism 6 mainly comprises ultrasonic tool pin 11, vibration-sensing rod 12, ultrasonic transducer parts 13, ultrasonic transducer electric rotating machine 14; Ultrasonic tool pin 11 and vibration-sensing rod 12 are threaded connection, vibration-sensing rod 12 is arranged on ultrasonic transducer parts 13 by screw rod, the external structure of ultrasonic transducer parts 13 is designed to rotary type structure, ultrasonic transducer electric rotating machine 14 is connected with ultrasonic transducer parts 13 with motor cabinet by shaft coupling, and drives ultrasonic transducer parts 13, vibration-sensing rod 12 and ultrasonic tool pin 11 to rotate.
Described working pressure controlling organization 3 mainly comprises pressure sensor device 18, mold base workbench 20, worktable rotary motor 30, worktable rotary belt pulley 31, belt 32; Pressure sensor device 18 is arranged on the bottom of mold base workbench 20, worktable rotary motor 30 is arranged on the right flank of support 29 by motor cabinet, worktable rotary belt pulley 31 is arranged on the motor shaft of worktable rotary motor 30, and worktable rotary motor 30 is rotated by worktable rotary belt pulley 31 and belt 32 driven mold seat workbench 20.
Described emery wheel rotates reciprocating device 8 and mainly comprises emery wheel reciprocating motor 19, emery wheel reciprocating motor wheel 21, emery wheel reciprocating motion connecting rod 22, emery wheel 23, wheel guard 24, emery wheel bracket 25, emery wheel electric rotating machine 26, emery wheel reciprocating linear guide rail 27; Emery wheel reciprocating linear guide rail 27 is arranged on support 29 top, and emery wheel bracket 25 is fixed by screws on the sliding shoe of emery wheel reciprocating linear guide rail 27; Emery wheel electric rotating machine 26 and wheel guard 24 are fixed on the rotation seat of emery wheel bracket 25, and the bolt shaft on rotation seat can rotate the adjustment realizing emery wheel luffing angle; Emery wheel 23 is arranged on emery wheel electric rotating machine 26 by transition connecting axle, and rotates with motor shaft; Emery wheel reciprocating motor 19 is arranged on the back side of support 29 by motor cabinet, and emery wheel reciprocating motor wheel 21 is directly installed on the motor shaft of emery wheel reciprocating motor 19; Emery wheel moves back and forth the embedded ball bearing in connecting rod 22 two ends; Take turns 21 with emery wheel bracket 25 and emery wheel reciprocating motor respectively by 2 connecting axles to be connected, and can realize moving back and forth.
Embodiment 3: a kind of wire drawing die automatic ultrasonic shaping processing machine, with reference to Fig. 1, the wire drawing die automatic ultrasonic shaping processing arbor that it illustrates the embodiment of the present invention surveys view, as seen from the figure, it mainly comprises base 1, X-axis translation mechanism 2, working pressure controlling organization 3, column 4, Z-axis lifting mechanism 5, ultrasonic transducer rotating mechanism 6, control system spare parts kit 7, emery wheel rotation reciprocating device 8.Column 4 and X-axis translation mechanism 2 are directly installed on base 1, and the parts above the translation stage of X-axis translation mechanism 2 can move left and right at horizontal plane; Z-axis lifting mechanism 5 is arranged on the front of column 4, and ultrasonic transducer rotating mechanism 6 is arranged on the mobile platform of Z-axis lifting mechanism 5, and can move up and down thereupon; Control system spare parts kit 7 is arranged on the left surface of column 4.
With reference to Fig. 2, it illustrates the topology view of Z-axis lifting mechanism 5 and ultrasonic transducer rotating mechanism 6 in Fig. 1, as seen from the figure, it mainly comprises Z axis servomotor 9, Z axis lifting platform 10, ultrasonic tool pin 11, vibration-sensing rod 12, ultrasonic transducer parts 13, ultrasonic transducer electric rotating machine 14, first support pulley 15, steel wire rope 16, counterweight 17.Z-axis lifting mechanism 5 is arranged on the front of column 4, and Z axis servomotor 9 motor shaft drives Z axis lifting platform 10 to move up and down by shaft coupling, leading screw, screw; One end of steel wire rope 16 is connected with Z axis lifting platform 10 by switching device, the other end of steel wire rope 16 is connected with counterweight 17 after supporting the chute of pulley through the chute that first supports pulley 15 with second, and ultrasonic transducer rotating mechanism 6 to be connected with Z axis lifting platform 10 by transfer block and to move up and down along with Z axis lifting platform 10; Ultrasonic tool pin 11 and vibration-sensing rod 12 are threaded connection, vibration-sensing rod 12 is arranged on ultrasonic transducer parts 13 by screw rod, the external structure of ultrasonic transducer parts 13 is designed to rotary type structure, ultrasonic transducer electric rotating machine 14 is connected with ultrasonic transducer parts 13 with motor cabinet by shaft coupling, and drives ultrasonic transducer parts 13, vibration-sensing rod 12, ultrasonic tool pin 11 to rotate.
With reference to Fig. 3, to it illustrates in Fig. 1 X-axis translation mechanism and structure drawing of device above thereof, as seen from the figure, it mainly comprises pressure sensor device 18, emery wheel reciprocating motor 19, mold base workbench 20, emery wheel reciprocating motor wheel 21, emery wheel reciprocating motion connecting rod 22, emery wheel 23, wheel guard 24, emery wheel bracket 25, emery wheel electric rotating machine 26, emery wheel reciprocating linear guide rail 27, X-axis servomotor 28, support 29, worktable rotary motor 30, worktable rotary belt pulley 31, belt 32.X-axis servomotor 28 to be arranged on X-axis translation mechanism 2 main element and to drive X-axis translation stage to move left and right; Support 29 is fixed on the translation stage of X-axis translation mechanism 2, and emery wheel reciprocating linear guide rail 27 is arranged on support 29 top, and emery wheel bracket 25 is fixed by screws on the sliding shoe of emery wheel reciprocating linear guide rail 27; Emery wheel electric rotating machine 26 and wheel guard 24 are fixed on the rotation seat of emery wheel bracket 25, and the bolt shaft on rotation seat can rotate the adjustment realizing emery wheel luffing angle; Emery wheel 23 is arranged on emery wheel electric rotating machine 26 by transition connecting axle, and rotates with motor shaft; Emery wheel reciprocating motor 19 is arranged on the back side of support 29 by motor cabinet, and emery wheel reciprocating motor wheel 21 is directly installed on the motor shaft of emery wheel reciprocating motor 19; Emery wheel moves back and forth the embedded ball bearing in connecting rod 22 two ends, takes turns 21 be respectively connected by 2 connecting axles with emery wheel bracket 25 and emery wheel reciprocating motor, can realize moving back and forth; Pressure sensor device 18 is arranged on the bottom of mold base workbench 20, worktable rotary motor 30 is arranged on the right flank of support 29 by motor cabinet, worktable rotary belt pulley 31 is arranged on the motor shaft of worktable rotary motor 30, and worktable rotary motor 30 is rotated by worktable rotary belt pulley 31 and belt 32 driven mold seat workbench 20.
With reference to Fig. 4, it illustrates the flow chart of Fig. 1 wire drawing die automatic ultrasonic shaping processing machine control system.The workflow of the automatic processing mold of automatic ultrasonic shaping processing machine is described below as seen from the figure:
Embodiment 4: as shown in Figure 1, Figure 2, Figure 3 and Figure 4,
A kind of wire drawing die automatic ultrasonic shaping processing method, its motion flow contains following steps;
After step (1), start, system enters init state, and Z axis moves to initial point Z0, and X-axis moves to initial point X0;
Step (2), setting operating pressure P, Z0 to pressure spot vertical range, Z0 to emery wheel central vertical distance, and by 3 numerical value input control systems;
Step (3), installation processing shank (soldering appliance pin) and wire drawing die;
The effective depth of step (4), input wire drawing die, cycle-index n, and machined parameters (electric current, time etc.);
Step (5), Z-axis direction are moved to the pressure spot of setting, now record Z axis relative to the distance of Z0 movement and Z axis absolute position point;
The numerical value of the Z axis displacement of record in step (5) is assigned to variable by step (6), control system, and the position of Z axis when calculating pin long and card grinding;
Step (7), Z axis move to the location point of card grinding;
Step (8), startup grinding wheel drive mitor, oscillating motor, and ultrasonic vibration system electric rotating machine;
Step (9), X-axis are entered 2 kinds of speed with F.F., work and are moved to card grinding location point, and card grinding timing terminates card grinding and completes;
Step (10), Z axis return Z0 point; Turn off grinding wheel drive mitor, emery wheel reciprocating motor and ultrasonic vibration system electric rotating machine;
Step (11), X-axis return X0 point;
Step (12), Z-axis direction are moved to the position of pressure switch action, and now the force value of pressure sensor feedback equals P, records now Z axis location point, opens worktable rotary motor;
Step (13), by setting machined parameters carry out timing Ultrasonic machining;
After step (14), timing terminate, turn off ultrasonic-frequency power supply, turn off worktable rotary motor, machine;
Step (15), Z axis return Z0 point;
Step (16), control system judge cycle-index n, if reached the number of times of setting, EP (end of program), processing stops; If do not reach the number of times of setting, perform step (17);
Step (17), control system according to the Z axis displacement of record in step (12), then will perform step (16) from step (6) in order.
Embodiment 5: as shown in Figure 1, Figure 2, Figure 3 and Figure 4,
A kind of wire drawing die automatic ultrasonic shaping processing machine comprises: column, X-axis translation mechanism, Z-axis lifting mechanism, working pressure controlling organization, emery wheel rotate reciprocating device, ultrasonic transducer rotating mechanism and control system spare parts kit thereof; It is characterized in that: base is provided with column and X-axis translation mechanism, Z-axis lifting mechanism is equipped with in front to column, and ultrasonic transducer rotating mechanism is arranged on the translation stage of Z-axis lifting mechanism; Emery wheel rotates reciprocating device and is arranged on the top of support, and working pressure controlling organization is arranged on the right side of support, and emery wheel rotates reciprocating device and working pressure controlling organization by support installing on the translation stage of X-axis translation mechanism.
Described control system utilizes PLC to realize realizing X-axis servomotor, Z axis servomotor, emery wheel electric rotating machine, emery wheel reciprocating motor, worktable rotary motor, ultrasonic transducer electric rotating machine and pressure sensing mechanism the control of the automatic processing work flow process of wire drawing die.
Described emery wheel reciprocating device mainly comprises emery wheel reciprocating motor, emery wheel reciprocating motor wheel, emery wheel reciprocating motion connecting rod, emery wheel, wheel guard, emery wheel bracket, emery wheel electric rotating machine, emery wheel reciprocating linear guide rail, wide cut rectilinear movement guide rail selected by emery wheel reciprocating linear guide rail, and emery wheel reciprocating motor adopts planet-gear speed reducing motor.
Described working pressure controlling organization mainly comprises pressure sensor device, mold base workbench, worktable rotary motor, worktable rotary belt pulley, belt; Pressure sensor device is arranged on the bottom of mold base workbench, Z-axis lifting mechanism drives ultrasonic tool pin move down and contact with the die channel on mold base workbench, pressure sensor device can be applied to force value on wire drawing die and compared with setting pressure by perception ultrasonic tool pin, thus the accurate control of pressure when realizing wire drawing die Ultrasonic machining.
Described ultrasonic transducer rotating mechanism mainly comprises ultrasonic tool pin, vibration-sensing rod, ultrasonic transducer parts, ultrasonic transducer electric rotating machine; Ultrasonic tool pin is connected with vibration-sensing rod by screw thread, vibration-sensing rod is arranged on ultrasonic transducer parts by screw rod, the external structure of ultrasonic transducer parts is designed to rotary type structure, ultrasonic transducer electric rotating machine is connected with ultrasonic transducer parts with motor cabinet by shaft coupling, and drives ultrasonic transducer parts, vibration-sensing rod, ultrasonic tool pin to rotate.
The motion flow of described control system as shown in Figure 4, detailed process is: initialize back to zero, ultrasonic tool pin measurement of length, the calculating of ultrasonic tool pin card grinding position, the crushing of ultrasonic tool pin is located, the crushing of ultrasonic tool pin, ultrasonic tool pin and the equal return-to-zero position of wheel dressing mechanism, ultrasonic tool pin and wire drawing die carry out locating and machining, Ultrasonic machining, machine rear ultrasonic tool pin back to zero, once circulate end.
As mentioned above, embodiments of the invention are explained, but as long as do not depart from inventive point of the present invention in fact and effect can have a lot of distortion, this will be readily apparent to persons skilled in the art.Therefore, such variation is also all included within protection scope of the present invention.
Claims (2)
1. a wire drawing die automatic ultrasonic shaping processing machine, is characterized in that comprising: base, X-axis translation mechanism, working pressure controlling organization, column, Z-axis lifting mechanism, ultrasonic transducer rotating mechanism, control system spare parts kit, emery wheel rotate reciprocating device; Column and X-axis translation mechanism are fixed on described base; X-axis translation mechanism and Z-axis lifting mechanism are made up of guide rail, leading screw, mobile platform mechanical part and servomotor respectively, Z-axis lifting mechanism be arranged on column just before; Ultrasonic transducer rotating mechanism is arranged on the lifting platform of Z-axis lifting mechanism by transfer block; Emery wheel rotates reciprocating device and working pressure controlling organization by support installing on the travelling carriage of X-axis translation mechanism; Control system spare parts kit is arranged on the left side wall of column;
Working pressure controlling organization mainly comprises pressure sensor device, mold work platform, worktable rotary motor, worktable rotary belt pulley, belt; Pressure sensor device is arranged on the bottom of mold work platform, and pressure sensor device can be applied to force value on wire drawing die and compared with setting pressure by perception ultrasonic tool pin, thus the accurate control of pressure when realizing wire drawing die Ultrasonic machining;
Worktable rotary motor is arranged on the right flank of support by motor cabinet, and worktable rotary belt pulley is arranged on the motor shaft of worktable rotary motor, and worktable rotary motor is rotated by worktable rotary belt pulley and belt drive mold work platform;
Emery wheel rotates reciprocating device and mainly comprises emery wheel reciprocating motor, emery wheel reciprocating motor wheel, emery wheel reciprocating motion connecting rod, emery wheel, wheel guard, emery wheel bracket, emery wheel electric rotating machine, emery wheel reciprocating linear guide rail; Wide cut rectilinear movement guide rail selected by emery wheel reciprocating linear guide rail, and emery wheel reciprocating linear guide rails assembling is at frame upper, and emery wheel bracket is fixed on the sliding shoe of emery wheel reciprocating linear guide rail; Emery wheel electric rotating machine and wheel guard are fixed on the rotation seat of emery wheel bracket, and the bolt shaft on rotation seat can rotate the adjustment realizing emery wheel luffing angle; Emery wheel is arranged on emery wheel electric rotating machine by transition connecting axle, and rotates with motor shaft; Emery wheel reciprocating motor is arranged on the back side of support by motor cabinet, and emery wheel reciprocating motor wheel is directly installed on the motor shaft of emery wheel reciprocating motor; Emery wheel moves back and forth the embedded ball bearing in connecting rod two ends, is taken turns respectively be connected by 2 connecting axles with emery wheel bracket with emery wheel reciprocating motor, thus can realize moving back and forth.
2. use a wire drawing die automatic ultrasonic shaping processing method for a kind of wire drawing die automatic ultrasonic shaping processing machine described in claim 1, it is characterized in that utilizing the control of PLC realization to the automatic processing work flow process of the control realization wire drawing die of X-axis servomotor, Z axis servomotor, emery wheel electric rotating machine, emery wheel reciprocating motor, worktable rotary motor, ultrasonic transducer electric rotating machine and pressure sensing mechanism;
Z-axis lifting mechanism drives ultrasonic tool pin move down and contact with the die channel on mold work platform, pressure sensor device can be applied to force value on wire drawing die and compared with setting pressure by perception ultrasonic tool pin, thus the accurate control of pressure when realizing wire drawing die Ultrasonic machining;
Containing following steps;
After step (1), start, system enters init state, and Z axis moves to initial point Z0, and X-axis moves to initial point X0;
Step (2), setting operating pressure P, Z0 to pressure spot vertical range, Z0 to emery wheel central vertical distance, and by 3 numerical value input control systems;
Step (3), installation processing shank (soldering appliance pin) and wire drawing die;
The effective depth of step (4), input wire drawing die, cycle-index n, and machined parameters (electric current, time);
Step (5), Z-axis direction are moved to the pressure spot of setting, now record Z axis relative to the distance of Z0 movement and Z axis absolute position point;
The numerical value of the Z axis displacement of record in step (5) is assigned to variable by step (6), control system, and the position of Z axis when calculating pin long and card grinding;
Step (7), Z axis move to the location point of card grinding;
Step (8), startup grinding wheel drive mitor, oscillating motor, and ultrasonic vibration system electric rotating machine;
Step (9), X-axis are entered 2 kinds of speed with F.F., work and are moved to card grinding location point, and card grinding timing terminates card grinding and completes;
Step (10), Z axis return Z0 point; Turn off grinding wheel drive mitor, emery wheel reciprocating motor and ultrasonic vibration system electric rotating machine;
Step (11), X-axis return X0 point;
Step (12), Z-axis direction are moved to the position of pressure switch action, and now the force value of pressure sensor feedback equals P, records now Z axis location point, opens worktable rotary motor;
Step (13), by setting machined parameters carry out timing Ultrasonic machining;
After step (14), timing terminate, turn off ultrasonic-frequency power supply, turn off worktable rotary motor, machine;
Step (15), Z axis return Z0 point;
Step (16), control system judge cycle-index n, if reached the number of times of setting, EP (end of program), processing stops; If do not reach the number of times of setting, perform step (17);
Step (17), control system according to the Z axis displacement of record in step (12), then will perform step (16) from step (6) in order.
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| CN103481123A (en) | 2014-01-01 |
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Effective date of registration: 20190328 Address after: 264006 No. 5, No. 2 Changsha Street, Yantai Economic and Technological Development Zone, Shandong Province Patentee after: Shandong Dimont Jiadiamond Mould Co., Ltd. Address before: 100191 Dimon Building 310, No. B3 Garden Road, Haidian District, Beijing Patentee before: Beijing DMBEST Tool & Die Tech. Co., Ltd. |