CN107297625B - A kind of wire-electrode cutting device with grinding process - Google Patents
A kind of wire-electrode cutting device with grinding process Download PDFInfo
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- CN107297625B CN107297625B CN201710467436.5A CN201710467436A CN107297625B CN 107297625 B CN107297625 B CN 107297625B CN 201710467436 A CN201710467436 A CN 201710467436A CN 107297625 B CN107297625 B CN 107297625B
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- 238000005520 cutting process Methods 0.000 title claims abstract description 96
- 238000000034 method Methods 0.000 title claims abstract description 26
- 230000008569 process Effects 0.000 title claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 61
- 239000003921 oil Substances 0.000 claims description 52
- 230000005540 biological transmission Effects 0.000 claims description 11
- 239000010720 hydraulic oil Substances 0.000 claims description 7
- 238000003754 machining Methods 0.000 abstract description 20
- 230000002035 prolonged effect Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010892 electric spark Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009760 electrical discharge machining Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Classifications
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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
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
- B23H7/02—Wire-cutting
- B23H7/08—Wire electrodes
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- Chemical Kinetics & Catalysis (AREA)
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- Optics & Photonics (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Machine Tool Units (AREA)
Abstract
The invention belongs to field of machining, specifically a kind of wire-electrode cutting device with grinding process, including support plate, self-clamping module, wire cutting module, grinding module and controller, controller are placed on the supporting plate；Self-clamping module is fixed on the supporting plate, and wire cutting module is located at the front of self-clamping module；Grinding module is located at the rear of self-clamping module；Under the cooperating of sliding support mechanism, the vibration of wire cutting mechanism or grinding mechanism when carrying out wire cutting or grinding to workpiece can be reduced, to improve the precision of wire cutting or grinding；In cutting on line process, workpiece is in rotary state, this can reduce the amount of feeding of wire cutting mechanism, also reduces the generation of heat at machined surface, to improve the service life of wire cutting mechanism；Grinding mechanism is ground two machined surfaces after cutting simultaneously, and grinding efficiency can be improved in this；Meanwhile on the basis of the face being ground, wire cutting precision next time is can be improved in this.
Description
Technical Field
The invention belongs to the field of machining, and particularly relates to a linear cutting device with a grinding process.
Background
Wire cutting has been developed based on spark-erosion drilling and forming. It not only develops the application of electric spark machining, but also replaces electric spark punching and forming machining in some aspects. At present, wire cutting has been widely used for machining of a press die and metal cutting. In the process of linear cutting machining, only the workpiece is subjected to linear cutting machining, and the grinding of the machined surface of the workpiece is carried out on a grinding machine, so that the machining amount of the workpiece is increased, and the machining efficiency is reduced; in addition, the existing wire cutting device has some defects, for example, when a workpiece is machined, the workpiece is fixed, and after the workpiece is machined, the machined surface of a cutting opening has more burrs, so that the subsequent machining amount is increased; in the machining process, one end of the cut workpiece is suspended, so that the cut workpiece is heated and bent, and the subsequent machining precision is influenced.
In view of the above, the wire cutting device with the grinding process of the present invention can overcome the above defects, and is convenient for popularization and use, and has the following specific beneficial effects:
1. according to the linear cutting device with the grinding process, the sliding support mechanism is matched with the workpiece to rotate and supports the workpiece, so that the workpiece can rotate more stably; under the cooperation of the sliding support mechanism, the vibration of the linear cutting mechanism or the grinding mechanism during linear cutting or grinding of the workpiece can be reduced, so that the accuracy of linear cutting or grinding is improved.
2. According to the wire cutting device with the grinding process, in the wire cutting machining process, the machined workpiece is always in a rotating state, so that the feeding amount of the wire cutting mechanism can be reduced, the contact surface of a wire cutting wire and the workpiece is also reduced, the generation of heat at the machining surface is reduced, and the service life of the wire cutting mechanism can be prolonged.
3. According to the linear cutting device with the grinding process, the grinding mechanism simultaneously grinds the two cut processing surfaces in the grinding processing process, so that the grinding efficiency can be improved; meanwhile, the ground surface is used as a reference, so that the next linear cutting precision can be improved.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the invention provides a linear cutting device with a grinding process.A sliding support mechanism is matched with a workpiece to rotate and supports the workpiece, so that the workpiece can rotate more stably; under the cooperation of the sliding support mechanism, the vibration of the linear cutting mechanism or the grinding mechanism during linear cutting or grinding of the workpiece can be reduced, so that the accuracy of linear cutting or grinding is improved; in the process of wire cutting machining, the workpiece to be machined is always in a rotating state, so that the feeding amount of the wire cutting mechanism can be reduced, the generation of heat at the machined surface is also reduced, and the service life of the wire cutting mechanism can be prolonged; in the grinding process, the grinding mechanism simultaneously grinds the two cut processing surfaces, so that the grinding efficiency can be improved; meanwhile, the ground surface is used as a reference, so that the next linear cutting precision can be improved.
The technical scheme adopted by the invention for solving the technical problems is as follows: a linear cutting device with a grinding process comprises a support plate, a clamping module, a linear cutting module, a grinding module and a controller, wherein the controller is placed on the support plate; the clamping module is fixed on the supporting plate, the wire cutting module is positioned in front of the clamping module, and the wire cutting module is fixedly connected on the supporting plate; the grinding module is located behind the clamping module and fixed on the supporting plate.
The clamping module comprises a first slide rail, a first fixing plate, a second fixing plate, a first lead screw, a second lead screw, a first bearing seat, a second bearing seat, a first motor, a second motor, a fixing seat, a first clamp, a second clamp, a transmission shaft, a motor and a sliding support seat, wherein the first slide rail is transversely fixed on the support plate; the first lead screw is positioned between the two first slide rails, the first lead screw is provided with a connecting seat, the first lead screw is connected with the lower end of the first fixing plate through the connecting seat, the first lead screw is connected with a first bearing seat fixed on the supporting plate through a bearing, and the right end of the first lead screw is connected with a first motor through a coupler; the second fixing plate is provided with a sliding chute and is movably arranged at the left end of the first sliding rail through the sliding chute, the left end of the second fixing plate is also provided with a fixed seat, the second clamp is rotatably fixed at the right end of the fixed seat, the sliding support seat is positioned at the right end of the second clamp and is fixed on the second fixing plate; wherein, No. two anchor clamps are electromagnetic fixture, and electromagnetic fixture can press from both sides tightly easy operation and convenient to use to the work piece through circular telegram and outage.
The wire cutting module comprises a fourth sliding rail, a fifth motor, a fifth fixing plate, a fifth bearing seat, a fifth lead screw and a wire cutting mechanism, wherein the fourth sliding rail is positioned in front of the first sliding rail, and the fourth sliding rail is longitudinally fixed on the supporting plate; the wire cutting mechanism is fixed on the fifth fixing plate; the No. five lead screws are located between the two No. four sliding rails, the No. five lead screws are provided with connecting seats, the No. five lead screws are connected with the No. five fixing plate through the connecting seats, the No. five lead screws are connected with the No. five bearing seats fixed on the supporting plate through bearings, one ends of the No. five lead screws are connected with the No. five motor through couplers, and the No. five motor is fixed on the supporting plate through a support.
The grinding module comprises a second sliding rail, a third fixing plate, a fourth fixing plate, a third lead screw, a fourth lead screw, a third bearing seat, a fourth bearing seat, a grinding mechanism, a third motor and a fourth motor, the third sliding rail is positioned behind the first sliding rail, and the third sliding rail is fixed on the supporting plate; the fourth fixing plate is provided with a sliding chute and is movably arranged on the third sliding rail through the sliding chute; the fourth lead screw is positioned between the two third slide rails, a connecting seat is arranged on the fourth lead screw, the fourth lead screw is connected with a fourth fixing plate through the connecting seat, the fourth lead screw is connected with a fourth bearing seat fixed on the supporting plate through a bearing, and the right end of the fourth lead screw is connected with a fourth motor through a coupler; the second sliding rail is longitudinally fixed on the fourth fixing plate, the third fixing plate is provided with a sliding chute and is movably arranged on the second sliding rail through the sliding chute, and the grinding mechanism is fixed on the third fixing plate; the No. three lead screws are located between the two No. two slide rails, are provided with connecting seats and are connected with a No. three fixing plate through the connecting seats, are connected with a No. three bearing seat fixed on the supporting plate, and are connected with a No. three motor through a coupler.
The sliding support seat is provided with a through hole, and the sliding support mechanism is arranged in the through hole through a bearing; the sliding support mechanism comprises a fixing ring, a connecting frame, a rotating shaft, miniature hydraulic cylinders and rollers, wherein the fixing ring is fixed in a through hole in the sliding support seat through a bearing; the micro hydraulic cylinder is divided into a first oil cavity and a second oil cavity by a piston, the first oil cavity is positioned at the left end of the micro hydraulic cylinder, the second oil cavity is positioned at the right end of the micro hydraulic cylinder, the first oil cavities of the four micro hydraulic cylinders are connected in series, the second oil cavities of the four micro hydraulic cylinders are connected in series, and a pressure valve and a hydraulic pump are connected between the first oil cavity and the second oil cavity in series; when a workpiece is positioned, the hydraulic pump is electrified to work, the hydraulic pump conveys hydraulic oil in the second oil cavity into the first oil cavity, so that the micro hydraulic cylinder extends along the direction close to the workpiece, the connecting frame is fixedly connected with the telescopic end of the micro hydraulic cylinder, the connecting frame is connected with the roller through the rotating shaft, the roller can move along with the connecting frame, and when the pressure value at the pressure valve reaches the preset value of the pressure valve, the roller clamps the workpiece, and the hydraulic pump stops working; when the workpiece is released, the hydraulic pump delivers the hydraulic oil of the first oil chamber to the second oil chamber, thereby contracting the micro hydraulic cylinder in a direction away from the workpiece, with the roller not in contact with the workpiece and away from the workpiece.
The invention has the beneficial effects that:
1. according to the linear cutting device with the grinding process, the sliding support mechanism is matched with the workpiece to rotate and supports the workpiece, so that the workpiece can rotate more stably; under the cooperation of the sliding support mechanism, the vibration of the linear cutting mechanism or the grinding mechanism during linear cutting or grinding of the workpiece can be reduced, so that the accuracy of linear cutting or grinding is improved.
2. According to the wire cutting device with the grinding process, in the wire cutting machining process, the machined workpiece is always in a rotating state, so that the feeding amount of the wire cutting mechanism can be reduced, the contact surface of a wire cutting wire and the workpiece is also reduced, the generation of heat at the machining surface is reduced, and the service life of the wire cutting mechanism can be prolonged.
3. According to the linear cutting device with the grinding process, the grinding mechanism simultaneously grinds the two cut processing surfaces in the grinding processing process, so that the grinding efficiency can be improved; meanwhile, the ground surface is used as a reference, so that the next linear cutting precision can be improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a full sectional view of the sliding support mechanism of the present invention;
FIG. 3 is a schematic view of a micro-cylinder connection;
in the figure: the cutting machine comprises a supporting plate 1, a clamping module 2, a wire cutting module 3, a grinding module 4, a sliding supporting mechanism 5, a workpiece 6, an electromagnetic valve 7, a hydraulic pump 8, a first slide rail 21, a first fixing plate 221, a second fixing plate 222, a first lead screw 231, a second lead screw 232, a first bearing seat 241, a second bearing seat 242, a first motor 251, a second motor 252, a fixing seat 26, a first clamp 271, a second clamp 272, a transmission shaft 28, a motor 29, a sliding supporting seat 20, a fourth slide rail 31, a fifth motor 32, a fifth fixing plate 33, a fifth bearing seat 34, a fifth lead screw 35, a wire cutting mechanism 36, a second slide rail 411, a third slide rail 412, a third fixing plate 421, a fourth fixing plate 422, a third lead screw 431, a fourth lead screw 432, a third bearing seat 441, a fourth bearing seat 442, a grinding mechanism 45, a third motor 461, a fourth motor 462, a fixing ring 51, a connecting frame 52, a fourth fixing plate 422, Rotating shaft 53, micro hydraulic cylinder 54, roller 55, first oil chamber 541, second oil chamber 542.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 3, a wire cutting apparatus having a grinding process includes a support plate 1, a clamping module 2, a wire cutting module 3, a grinding module 4, and a controller, which is mounted on the support plate 1; the clamping module 2 is fixed on the supporting plate 1, and the clamping module 2 is used for clamping and positioning a workpiece 6; the wire cutting module 3 is positioned in front of the clamping module 2, and the wire cutting module 3 is fixedly connected on the fixing plate; the grinding module 4 is positioned behind the clamping module 2, and the grinding module 4 is fixed on the support plate 1.
When the linear cutting machine works, firstly, the clamping module 2 clamps and positions the workpiece 6, then the linear cutting module 3 cuts the workpiece 6, and the workpiece 6 is in a rotating state in the cutting process, so that the feeding amount of the linear cutting module 3 can be reduced, and the generation of heat at a processing surface is also reduced, so that the service life of the linear cutting module 3 can be prolonged; meanwhile, the ground surface is used as a reference, so that the next linear cutting precision can be improved.
The clamping module 2 comprises a first slide rail 21, a first fixing plate 221, a second fixing plate 222, a first lead screw 231, a second lead screw 232, a first bearing seat 241, a second bearing seat 242, a first motor 251, a second motor 252, a fixed seat 26, a first clamp 271, a second clamp 272, a transmission shaft 28, a motor 29 and a slide support seat 20, the first slide rail 21 is transversely fixed on the support plate 1, the first fixing plate 221 is provided with a slide groove, the first fixing plate 221 is movably arranged at the right end of the first slide rail 21 through the slide groove, the motor 29 is fixed at the right end of the first fixing plate 221 through a bracket, the right end of the transmission shaft 28 is connected with the motor 29 through a coupling, the left end of the transmission shaft 28 is connected with the first clamp 271, the fixed seat 26 is positioned between the first clamp 272 and the motor 29, the fixed seat 26 is connected with the transmission shaft 28 through a bearing, and the lower end of the fixed seat 26 is fixed on the first fixing plate 221; the first lead screw 231 is positioned between the two first slide rails 21, a connecting seat is arranged on the first lead screw 231, the first lead screw 231 is connected with the lower end of the first fixing plate 221 through the connecting seat, the first lead screw 231 is connected with a first bearing seat 241 fixed on the supporting plate 1 through a bearing, and the right end of the first lead screw 231 is connected with a first motor 251 through a coupler; the second fixing plate 222 is provided with a sliding groove and movably mounted at the left end of the first sliding rail 21 through the sliding groove, the left end of the second fixing plate 222 is also provided with a fixing seat 26, the second clamp 272 is rotatably fixed at the right end of the fixing seat 26, the sliding support seat 20 is located at the right end of the second clamp 272, and the sliding support seat 20 is fixed on the second fixing plate 222.
During operation, firstly, the right end of the workpiece 6 is clamped by the first clamp 271, the second motor 252 rotates and drives the second fixing plate 222 to move along the direction close to the workpiece 6 through the second lead screw 232, the fixing seat 26 and the sliding support seat 20 are fixed on the second fixing plate 222, the sliding support seat 20 moves along the direction close to the workpiece 6 along with the second fixing plate 222, the sliding support mechanism 5 installed in the sliding support seat 20 positions the workpiece 6, and then the second clamp 272 clamps the left end of the workpiece 6; after the workpiece 6 is cut and ground, the second clamp 272 releases the machined workpiece 6; the second clamp 272 is an electromagnetic clamp, and the electromagnetic clamp can clamp the workpiece 6 by powering on and powering off, so that the operation is simple and the use is convenient; a through hole is formed in the sliding support seat 20, and the sliding support mechanism 5 is installed in the through hole through a bearing; the sliding support mechanism 5 comprises a fixed ring 51, a connecting frame 52, a rotating shaft 53, micro hydraulic cylinders 54 and rollers 55, wherein the fixed ring 51 is fixed in a through hole on the sliding support seat 20 through a bearing, the four micro hydraulic cylinders 54 are uniformly distributed along the inner circumference of the fixed ring 51 and are fixedly connected with the fixed ring 51, the telescopic ends of the micro hydraulic cylinders 54 are fixedly connected with the connecting frame 52, the connecting frame 52 is provided with the through hole, two ends of the rotating shaft 53 are rotatably arranged in the through hole, and the rollers 55 are fixed on the rotating shaft 53; the micro hydraulic cylinder 54 is divided into a first oil chamber 541 and a second oil chamber 542 by a piston, the first oil chamber 541 is positioned at the left end of the micro hydraulic cylinder 54, the second oil chamber 542 is positioned at the right end of the micro hydraulic cylinder 54, the first oil chambers 541 of the four micro hydraulic cylinders 54 are connected in series, the second oil chambers 542 of the four micro hydraulic cylinders 54 are connected in series, a pressure valve 7 and a hydraulic pump 8 are connected in series between the first oil chamber 541 and the second oil chamber 542, the first oil chamber 541 is positioned at the left end of the micro hydraulic cylinder 54, and the second oil chamber 542 is positioned at the right end of the micro hydraulic cylinder 54; when the workpiece 6 is positioned, the hydraulic pump 8 is powered on to work, the hydraulic pump 8 conveys hydraulic oil in the second oil chamber 542 to the first oil chamber 541, so that the micro hydraulic cylinder 54 extends in the direction close to the workpiece 6, the connecting frame 52 is connected with the roller 55 through the rotating shaft 53 as the telescopic end of the micro hydraulic cylinder 54 is fixedly connected with the connecting frame 52, the roller 55 moves along with the connecting frame 52, when the pressure value at the pressure valve 7 reaches the preset value of the pressure valve 7, the roller 55 clamps the workpiece 6, and the hydraulic pump 8 stops working; when releasing the workpiece 6, the hydraulic pump 8 delivers the hydraulic oil of the first oil chamber 541 to the second oil chamber 542, thereby contracting the micro hydraulic cylinder 54 in a direction away from the workpiece 6, with the roller 55 out of contact with the workpiece 6 and away from the workpiece 6.
The wire cutting module 3 comprises a fourth slide rail 31, a fifth motor 32, a fifth fixing plate 33, a fifth bearing seat 34, a fifth lead screw 35 and a wire cutting mechanism 36, wherein the fourth slide rail 31 is positioned in front of the first slide rail 21, and the fourth slide rail 31 is longitudinally fixed on the support plate 1; the fifth fixing plate 33 is provided with a sliding chute, the fifth fixing plate 33 is movably arranged on the fourth sliding rail 31 through the sliding chute, and the linear cutting mechanism 36 is fixed on the fifth fixing plate 33; the fifth screw 35 is positioned between the two fourth sliding rails 31, the fifth screw 35 is provided with a connecting seat, the fifth screw 35 is connected with a fifth fixing plate 33 through the connecting seat, the fifth screw 35 is connected with a fifth bearing seat 34 fixed on the supporting plate 1 through a bearing, one end of the fifth screw 35 is connected with a fifth motor 32 through a coupler, and the fifth motor 32 is fixed on the supporting plate 1 through a bracket; during operation, after the workpiece 6 is positioned and clamped, the fifth motor 32 rotates and drives the fifth fixing plate 33 to move along the fourth sliding rail 31 through the fifth lead screw 35, the linear cutting mechanism 36 is fixed on the fifth fixing plate 33, and the linear cutting mechanism 36 moves along with the fifth fixing plate 33 and cuts the workpiece 6.
The grinding module 4 comprises a second sliding rail 411, a third sliding rail 412, a third fixing plate 421, a fourth fixing plate 422, a third lead screw 431, a fourth lead screw 432, a third bearing seat 441, a fourth bearing seat 442, a grinding mechanism 45, a third motor 461 and a fourth motor 462, the third sliding rail 412 is positioned behind the first sliding rail 21, and the third sliding rail 412 is fixed on the support plate 1; the fourth fixing plate 422 is provided with a sliding chute, and the fourth fixing plate 422 is movably mounted on the third sliding rail 412 through the sliding chute; the fourth lead screw 432 is positioned between the two third slide rails 412, the fourth lead screw 432 is provided with a connecting seat, the fourth lead screw 432 is connected with the fourth fixing plate 422 through the connecting seat, the fourth lead screw 432 is connected with a fourth bearing seat 442 fixed on the supporting plate 1 through a bearing, and the right end of the fourth lead screw 432 is connected with a fourth motor 462 through a coupler; the second sliding rail 411 is longitudinally fixed on the fourth fixing plate 422, the third fixing plate 421 is provided with a sliding chute, the third fixing plate 421 is movably mounted on the second sliding rail 411 through the sliding chute, and the grinding mechanism 45 is fixed on the third fixing plate 421; the third lead screw 431 is positioned between the two second slide rails 411, the third lead screw 431 is provided with a connecting seat, the third lead screw 431 is connected with a third fixing plate 421 through the connecting seat, the third lead screw 431 is connected with a third bearing seat 441 fixed on the supporting plate 1, and one end of the third lead screw 431 is connected with a third motor 461 through a coupler; the first motor 251, the second motor 252, the third motor 461, the fourth motor 462 and the fifth motor 32 are all servo motors; the servo motor can guarantee the working stability under high-strength operation, and the operating failure rate of the device is reduced.
When the positioning device works, firstly, a workpiece 6 is positioned, the hydraulic pump 8 is electrified to work, the hydraulic pump 8 conveys hydraulic oil in the second oil cavity 542 to the first oil cavity 541, so that the micro hydraulic cylinder 54 extends along the direction close to the workpiece 6, the connecting frame 52 is fixedly connected with the telescopic end of the micro hydraulic cylinder 54, the connecting frame 52 is connected with the roller 55 through the rotating shaft 53, the roller 55 can move along with the connecting frame 52, when the pressure value at the pressure valve 7 reaches the preset value of the pressure valve 7, the roller 55 clamps the workpiece 6 at the moment, the hydraulic pump 8 stops working, and therefore the positioning of the workpiece 6 is realized, at the moment, the left end of the workpiece 6 is clamped by the second clamp 272, and the right end of the workpiece 6 is clamped by the first clamp 271; then the motor 29 is started, the motor 29 drives the workpiece 6 to rotate through the transmission shaft 28 and the first clamp 271, at this time, the fifth motor 32 rotates and drives the fifth fixing plate 33 to move towards the direction close to the workpiece 6 along the fourth sliding rail 31 through the fifth lead screw 35, and the linear cutting mechanism 36 performs linear cutting processing on the workpiece 6 after moving to a corresponding position along with the fifth fixing plate 33; in the process of wire cutting machining, the workpiece 6 rotates constantly, and the wire cutting mechanism 36 feeds in the radial direction, so that the wire cutting machining is carried out from the peripheral axis of the outer circle, the feeding amount of the wire cutting mechanism 36 can be reduced, the generation of heat at the machined surface is reduced, meanwhile, the burrs of the machined surface are effectively reduced, and the workload of subsequent machining is reduced; after the cutting processing of the workpiece 6 is finished, the linear cutting mechanism 36 moves along the fourth sliding rail 31 in a direction away from the workpiece 6, the second motor 252 rotates and drives the second fixing plate 222 to move leftwards through the second lead screw 232, the second fixing plate 222 drives the processed workpiece 6 fixed on the fixing seat 26 to move leftwards, at this time, the fourth motor 462 rotates and drives the fourth fixing plate 422 to move to a corresponding position along the third sliding rail 412 through the fourth lead screw 432, the third motor 461 on the fourth fixing plate 432 rotates and drives the third fixing plate 421 to reciprocate through the third lead screw 431, the grinding mechanism 45 grinds the processing surface of the processed workpiece 6 under the driving of the third fixing plate 421, and in the grinding process, the workpiece 6 is in a rotating state, and the grinding mechanism grinds the cut processing surface at the same time, so that the grinding efficiency can be improved; meanwhile, the ground surface is used as a reference, so that the next linear cutting precision can be improved; therefore, the grinding is more uniform, the abrasion of the working surface of the grinding wheel is uniform, and the failure of the working surface of the grinding wheel is avoided.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a wire cutting device with grinding process, includes backup pad (1), centre gripping module (2), wire cutting module (3), grinding module (4) and controller, its characterized in that: the controller is arranged on the support plate (1); the clamping module (2) is fixed on the supporting plate (1), the wire cutting module (3) is positioned in front of the clamping module (2), and the wire cutting module (3) is fixedly connected on the supporting plate (1); the grinding module (4) is positioned behind the clamping module (2), and the grinding module (4) is fixed on the supporting plate (1); wherein,
the clamping module (2) comprises a first sliding rail (21), a first fixing plate (221), a second fixing plate (222), a first lead screw (231), a second lead screw (232), a first bearing seat (241), a second bearing seat (242), a first motor (251), a second motor (252), a fixing seat (26), a first clamp (271), a second clamp (272), a transmission shaft (28), a motor (29) and a sliding supporting seat (20), wherein the first sliding rail (21) is transversely fixed on the supporting plate (1), a sliding groove is formed in the first fixing plate (221), the first fixing plate (221) is movably arranged at the right end of the first sliding rail (21) through the sliding groove, the motor (29) is fixed at the right end of the first fixing plate (221) through a support, the right end of the transmission shaft (28) is connected with the motor (29) through a coupler, and the left end of the transmission shaft (28) is connected with the first clamp (271), the fixing seat (26) is positioned between the first clamp (271) and the motor (29), the fixing seat (26) is connected with the transmission shaft (28) through a bearing, and the lower end of the fixing seat (26) is fixed on the supporting plate (1); the first lead screw (231) is positioned between the two first sliding rails (21), the first lead screw (231) is provided with a connecting seat, the first lead screw (231) is connected with the lower end of the first fixing plate (221) through the connecting seat, the first lead screw (231) is connected with a first bearing seat (241) fixed on the supporting plate (1) through a bearing, and the right end of the first lead screw (231) is connected with a first motor (251) through a coupler; the second fixing plate (222) is provided with a sliding chute and is movably arranged at the left end of the first sliding rail (21) through the sliding chute, the left end of the second fixing plate (222) is also provided with a fixed seat (26), the second clamp (272) is rotatably arranged on the fixed seat (26), the sliding support seat (20) is positioned at the right end of the second clamp (272), and the sliding support seat (20) is fixed on the second fixing plate (222);
the wire cutting module (3) comprises a fourth sliding rail (31), a fifth motor (32), a fifth fixing plate (33), a fifth bearing seat (34), a fifth lead screw (35) and a wire cutting mechanism (36), wherein the fourth sliding rail (31) is positioned in front of the first sliding rail (21), and the fourth sliding rail (31) is longitudinally fixed on the support plate (1); the fifth fixing plate (33) is provided with a sliding chute, the fifth fixing plate (33) is movably arranged on the fourth sliding rail (31) through the sliding chute, and the linear cutting mechanism (36) is fixed on the fifth fixing plate (33); the five-number lead screw (35) is positioned between the two four-number slide rails (31), the five-number lead screw (35) is provided with a connecting seat, the five-number lead screw (35) is connected with a five-number fixing plate (33) through the connecting seat, the five-number lead screw (35) is connected with a five-number bearing seat (34) fixed on the support plate (1) through a bearing, one end of the five-number lead screw (35) is connected with a five-number motor (32) through a coupler, and the five-number motor (32) is fixed on the support plate (1) through a support;
the grinding module (4) comprises a second sliding rail (411), a third sliding rail (412), a third fixing plate (421), a fourth fixing plate (422), a third lead screw (431), a fourth lead screw (432), a third bearing seat (441), a fourth bearing seat (442), a grinding mechanism (45), a third motor (461) and a fourth motor (462), the third sliding rail (412) is located behind the first sliding rail (21), and the third sliding rail (412) is fixed on the support plate (1); a sliding groove is formed in the fourth fixing plate (422), and the fourth fixing plate (422) is movably mounted on the third sliding rail (412) through the sliding groove; the fourth lead screw (432) is positioned between the two third sliding rails (412), a connecting seat is arranged on the fourth lead screw (432), the fourth lead screw (432) is connected with a fourth fixing plate (422) through the connecting seat, the fourth lead screw (432) is connected with a fourth bearing seat (442) fixed on the supporting plate (1) through a bearing, and the right end of the fourth lead screw (432) is connected with a fourth motor (462) through a coupler; the second sliding rail (411) is longitudinally fixed on the fourth fixing plate (422), the third fixing plate (421) is provided with a sliding groove, the third fixing plate (421) is movably arranged on the second sliding rail (411) through the sliding groove, and the grinding mechanism (45) is fixed on the third fixing plate (421); the third lead screw (431) is positioned between the two second sliding rails (411), the third lead screw (431) is provided with a connecting seat, the third lead screw (431) is connected with a third fixing plate (421) through the connecting seat, the third lead screw (431) is connected with a third bearing seat (441) fixed on the supporting plate (1), and one end of the third lead screw (431) is connected with a third motor (461) through a coupler;
a through hole is formed in the sliding support seat (20), and the sliding support mechanism (5) is installed in the through hole through a bearing; the sliding support mechanism (5) comprises a fixing ring (51), a connecting frame (52), a rotating shaft (53), micro hydraulic cylinders (54) and rollers (55), the fixing ring (51) is fixed in a through hole in the sliding support seat (20) through a bearing, the four micro hydraulic cylinders (54) are uniformly distributed along the inner circumference of the fixing ring (51) and are fixedly connected with the fixing ring (51), the telescopic ends of the micro hydraulic cylinders (54) are fixedly connected with the connecting frame (52), the connecting frame (52) is provided with the through hole, two ends of the rotating shaft (53) are rotatably connected with the through hole, and the rollers (55) are fixed on the rotating shaft (53);
when the workpiece clamping device works, firstly, the right end of a workpiece (6) is clamped by a first clamp (271), a second motor (252) rotates and drives a second fixing plate 222 to move along the direction close to the workpiece (6) through a second lead screw (232), a fixing seat (26) and a sliding support seat (20) are fixed on the second fixing plate (222), the sliding support seat (20) moves along the direction close to the workpiece (6) along with the second fixing plate (222), a sliding support mechanism (5) installed in the sliding support seat (20) positions the workpiece (6), and then the second clamp (272) clamps the left end of the workpiece (6); after the workpiece (6) is cut and ground, the second clamp (272) releases the machined workpiece (6); the second clamp (272) is an electromagnetic clamp, the electromagnetic clamp can clamp the workpiece (6) through power-on and power-off, and the operation is simple and the use is convenient; a through hole is formed in the sliding support seat (20), and the sliding support mechanism (5) is installed in the through hole through a bearing; the sliding support mechanism (5) comprises a fixing ring (51), a connecting frame (52), a rotating shaft (53), micro hydraulic cylinders (54) and rollers (55), the fixing ring (51) is fixed in a through hole in the sliding support seat (20) through a bearing, the four micro hydraulic cylinders (54) are uniformly distributed along the inner circumference of the fixing ring (51) and are fixedly connected with the fixing ring (51), the telescopic ends of the micro hydraulic cylinders (54) are fixedly connected with the connecting frame (52), the connecting frame (52) is provided with the through hole, two ends of the rotating shaft (53) are rotatably arranged in the through hole, and the rollers (55) are fixed on the rotating shaft (53); the micro hydraulic cylinder 54 is divided into a first oil chamber (541) and a second oil chamber (542) by a piston, the first oil chamber (541) is positioned at the left end of the micro hydraulic cylinder (54), the second oil chamber (542) is positioned at the right end of the micro hydraulic cylinder (54), the first oil chambers (541) of the four micro hydraulic cylinders (54) are connected in series, the second oil chambers (542) of the four micro hydraulic cylinders (54) are connected in series, a pressure valve (7) and a hydraulic pump (8) are connected in series between the first oil chamber (541) and the second oil chamber (542), the first oil chamber (541) is positioned at the left end of the micro hydraulic cylinder (54), and the second oil chamber (542) is positioned at the right end of the micro hydraulic cylinder (54; when a workpiece (6) is positioned, the hydraulic pump (8) is electrified to work, the hydraulic pump (8) conveys hydraulic oil in the second oil cavity (542) into the first oil cavity (541), so that the micro hydraulic cylinder (54) extends in the direction close to the workpiece (6), the connecting frame (52) is connected with the roller (55) through the rotating shaft (53) as the telescopic end of the micro hydraulic cylinder (54) is fixedly connected with the connecting frame (52), the roller (55) can move along with the connecting frame (52), when the pressure value at the pressure valve (7) reaches the preset value of the pressure valve (7), the roller (55) clamps the workpiece (6), and the hydraulic pump (8) stops working; when the workpiece (6) is released, the hydraulic pump 8 delivers the hydraulic oil of the first oil chamber 541 to the second oil chamber (542), thereby causing the micro hydraulic cylinder (54) to contract in a direction away from the workpiece (6), the roller (55) not being in contact with the workpiece (6) and being away from the workpiece (6).
2. A wire cutting apparatus having a grinding process according to claim 1, wherein: the first motor (251), the second motor (252), the third motor (461), the fourth motor (462) and the fifth motor (32) are all servo motors.
3. A wire cutting apparatus having a grinding process according to claim 1, wherein: the micro hydraulic cylinder (54) is divided into a first oil chamber (541) and a second oil chamber (542) by a piston, the first oil chamber (541) is located at the left end of the micro hydraulic cylinder (54), the second oil chamber (542) is located at the right end of the micro hydraulic cylinder (54), the first oil chambers (541) of the four micro hydraulic cylinders (54) are connected in series, the second oil chambers (542) of the four micro hydraulic cylinders (54) are connected in series, and a pressure valve (7) and a hydraulic pump (8) are connected in series between the first oil chamber (541) and the second oil chamber (542).
4. A wire cutting apparatus having a grinding process according to claim 1, wherein: the second clamp (272) is an electromagnetic clamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710467436.5A CN107297625B (en) | 2017-06-20 | 2017-06-20 | A kind of wire-electrode cutting device with grinding process |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710467436.5A CN107297625B (en) | 2017-06-20 | 2017-06-20 | A kind of wire-electrode cutting device with grinding process |
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| CN107297625A CN107297625A (en) | 2017-10-27 |
| CN107297625B true CN107297625B (en) | 2019-11-08 |
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| CN115213503B (en) * | 2022-09-20 | 2023-03-17 | 扬州市职业大学(扬州开放大学) | Wire cutting equipment with grinding process |
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| CN107297625A (en) | 2017-10-27 |
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Effective date of registration: 20191021 Address after: 225300 east side of zongsi road and north side of Meilan Road, industrial park, Hailing District, Taizhou City, Jiangsu Province Applicant after: Taizhou Jiangnan Machinery Manufacturing Co., Ltd. Address before: 510006 , Guangzhou, Panyu District, Guangzhou University, 100 West Ring Road, Guangdong University of Technology Applicant before: Chen Zhuang Zhuang |