CN110202193B - Double-support double-transmission screw milling device - Google Patents
Double-support double-transmission screw milling device Download PDFInfo
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- CN110202193B CN110202193B CN201910490057.7A CN201910490057A CN110202193B CN 110202193 B CN110202193 B CN 110202193B CN 201910490057 A CN201910490057 A CN 201910490057A CN 110202193 B CN110202193 B CN 110202193B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/002—Milling elongated workpieces
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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
- B23Q15/00—Automatic control or regulation of feed movement, cutting velocity or position of tool or work
- B23Q15/20—Automatic control or regulation of feed movement, cutting velocity or position of tool or work before or after the tool acts upon the workpiece
- B23Q15/22—Control or regulation of position of tool or workpiece
- B23Q15/26—Control or regulation of position of tool or workpiece of angular position
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- Mechanical Engineering (AREA)
- Milling, Drilling, And Turning Of Wood (AREA)
Abstract
The invention discloses a double-support double-transmission screw milling device in the technical field of screw processing, which comprises a driving mechanism for driving a cutter head to rotate, wherein the driving mechanism comprises a base, a mounting disc is connected above the base, a rotatable adjusting bracket is connected on the mounting disc, a first supporting part and a second supporting part are arranged on the adjusting bracket, a first output shaft and a second output shaft are respectively and rotatably connected on the first supporting part and the second supporting part, a first output shaft is connected with a pressure plate, one end of the cutter head is provided with a plurality of pressure grooves, one side of the pressure plate, which is arranged opposite to the cutter head, is provided with pressure blocks corresponding to the pressure grooves, the pressure blocks of the pressure plate can be inserted into the pressure grooves, a tip with adjustable axial positions is connected on the second output shaft, the tip props against the other end of the cutter head to press the cutter head on the pressure plate, the rotating disc can clamp the adjusting bracket; the invention can increase the rigidity of the cutter head.
Description
Technical Field
The invention belongs to the technical field of screw processing, and particularly relates to a device for processing a screw.
Background
The existing screw milling technology mainly comprises the following steps: machining by a forming milling method, a cyclone milling method, a turning and milling composite method and the like. Shaping milling cutter machining efficiency is not high, whirlwind milling cutter dish processing, and machining efficiency is higher, but traditional milling cutter dish is at the during operation, and milling cutter dish is connected on a rotatable output shaft, and milling cutter dish is unsettled mills, and milling cutter dish mills unstably, and milling cutter dish has the not enough problem of rigidity, moreover, can't be according to the angle of waiting to mill the spiral angle regulation blade dish of screw rod, and application scope is little.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to solve the technical problems that the rigidity of a cutter head is insufficient and the angle of the cutter head cannot be adjusted in the prior art, and provides the double-support double-transmission screw milling device.
The purpose of the invention is realized as follows: a double-support double-transmission screw milling device comprises a driving mechanism for driving a cutter head to rotate, wherein the driving mechanism comprises a base, a mounting disc is connected above the base, a rotatable adjusting support is connected onto the mounting disc, a first supporting part and a second supporting part which are arranged in parallel are arranged on the adjusting support, a first output shaft is rotatably connected onto the first supporting part, a second output shaft is rotatably connected onto the second supporting part, the first output shaft and the second output shaft synchronously rotate, a pressure plate is connected onto the first output shaft extending out of the first supporting part, a plurality of pressure grooves are formed in one end of the cutter head, pressing blocks corresponding to the pressure grooves are arranged on one side of the pressure plate, which is opposite to the cutter head, can be inserted into the pressure grooves, a tip which extends in the direction of the cutter head and has an adjustable axial position is connected onto the second output shaft, the drive mechanism top is equipped with and drives regulation support pivoted drive mechanism, drive mechanism includes the support frame, be equipped with liftable and rotatable rolling disc on the support frame, but the rolling disc relative drive arrangement moves on the horizontal direction, and the rolling disc can block the regulation support.
When the cutter head is installed, the pressure plate is installed on the first output shaft, the center is installed on the second output shaft, a gap which is enough for installing the cutter head is reserved between the center and the pressure plate, the pressure groove of the cutter head is aligned to the pressure block on the pressure plate, the cutter head is pressed on the pressure plate, the axial position of the center is adjusted, the center is enabled to support the cutter head and simultaneously press the cutter head on the pressure plate, the center and the second output shaft are fixedly connected together, and the bidirectional support of the cutter head is achieved; when the milling angle of the cutter head needs to be adjusted, the transmission mechanism is used for rotating the adjusting support, the position of the rotating disc in the horizontal direction is adjusted, the rotating disc is opposite to the adjusting support, the rotating disc is lowered to be clamped on the outer side of the adjusting support, the rotating disc is controlled to rotate, the rotating disc drives the adjusting support to rotate, when the rotating angle reaches a set angle, the rotating disc stops rotating, the rotating disc is lifted, and when the rotating disc is far away from the driving mechanism, the milling angle of the cutter head is adjusted; the bidirectional support of the cutter head is realized, the rigidity of the cutter head is increased, the milling is more stable, and the reliability of the connection of the cutter head is improved; the angle adjustment of the cutter head is realized through the transmission mechanism, the adjustment is convenient, the angle of the cutter head can be adjusted according to the spiral angle of the screw to be milled, and the application range is wide; the milling cutter head can be applied to milling of the driving cutter head.
In order to further realize the rotation action of the rotating disc driving the adjusting bracket, a clamping hole is formed in the rotating disc, at least one clamping groove is formed in the periphery of the adjusting bracket, a linear motor is connected to the outer side of the rotating disc, a moving rod capable of performing reciprocating linear movement in the horizontal direction is connected to the linear motor, a sliding rod capable of sliding along the moving rod is connected to the outer side of the moving rod, an accommodating groove capable of accommodating a spring is formed in one side, opposite to the sliding rod, of the moving rod, one end of the spring is connected with the moving rod, and the other end of the spring is fixedly connected with one side, opposite to the moving rod, of the sliding rod; when the spring is in a natural state, the sliding rod is abutted against the end part of the moving rod extending outwards, meanwhile, the sliding rod does not extend into the clamping hole, and the rotating disc can be just attached to the outer side of the adjusting bracket through the clamping hole; the sliding rod can be clamped into the clamping groove; in the design, before the angle of the cutter head is adjusted, the angle of the rotating disc is adjusted, so that the sliding rod corresponds to the clamping groove in the circumferential direction, the spring is in a natural state, and when the sliding rod descends to a position where the sliding rod can be clamped into the clamping groove; the linear motor acts to control the action direction of the linear motor, so that the movable rod extends towards the direction of the connecting hole, the spring is compressed, the elastic force of the spring is smaller than that of the sliding rod to move forwards, the movable rod continues to extend, the spring is continuously compressed, the movable rod is rapidly pushed out towards the direction of the connecting hole under the action of the elastic force of the spring, the sliding rod slides along the movable rod, the movable rod is clamped into the clamping groove, the linear motor stops acting, the adjusting support is loosened at the moment, the adjusting support can rotate, the rotating disc rotates to drive the adjusting support to rotate, when the rotating angle reaches a set angle, the rotating disc stops rotating, the linear motor reversely acts, the sliding rod returns to the original position under the action of the tensile force of the spring, the linear motor stops acting, the rotating disc is lifted, the rotating disc is far away from the driving.
In order to further realize the angle adjustment of the cutter head, an adjusting disc is rotatably connected to the mounting disc, a plurality of connecting holes are distributed in the adjusting disc, an annular connecting groove is formed in one side, opposite to the adjusting disc, of the adjusting support, a nut of an adjusting bolt can slide along the connecting groove, a gap which is convenient for the adjusting bolt to rotate is reserved between the adjusting disc and the mounting disc, and the adjusting bolt can pass through the connecting holes; in the design, before the angle of the cutter head is adjusted, the mounting disc is fixedly connected with the adjusting disc through the fastening screw, the fastening nut is connected onto the adjusting bolt extending out of the adjusting disc, when the angle of the cutter head is adjusted according to the spiral angle of the screw rod, the fastening screw of the mounting disc and the adjusting disc is firstly loosened, the fastening nut on the adjusting bolt is loosened, the adjusting support is rotated, when the cutter head is adjusted to the required angle, the adjusting nut is screwed, and the mounting disc is fixedly connected with the adjusting disc through the fastening screw.
In order to further improve the rotating stability of the cutter head, an input shaft is rotatably connected to the mounting disc, a driving conical gear is connected to the input shaft, a first transmission shaft is rotatably connected to the first support part, a second transmission shaft is rotatably connected to the second support part, a first rotatable driven conical gear and a rotatable driving wheel are connected to the first transmission shaft, a second rotatable driven conical gear and a driving gear are connected to the second transmission shaft, the first driven conical gear and the second driven conical gear are respectively meshed with the driving conical gear, the first driven conical gear and the second driven conical gear are identical in shape, a driven gear is rotatably connected to the first output shaft, the driving gear is meshed with the driven gear, the transmission ratio of the driving gear to the driven gear is 1:1, and a driven gear is rotatably connected to the second output shaft, the driving wheel is connected with the driven wheel through a transmission belt; in the design, the driving bevel gear drives the first driven bevel gear to rotate and the second driven bevel gear to rotate respectively, the first driven bevel gear rotates to drive the first transmission shaft to rotate, the second driven bevel gear rotates to drive the second transmission shaft to rotate, the first transmission shaft rotates to drive the driving wheel, the driving wheel drives the driven wheel to rotate through the transmission belt, the driven wheel rotates to drive the first output shaft to rotate, the first output shaft rotates to drive the pressure plate to rotate, the second transmission shaft rotates to drive the driving gear to rotate, the driving gear rotates to drive the driven gear to rotate, the driven gear rotates to drive the second output shaft to rotate, the second output shaft rotates to drive the top to rotate, the pressure plate and the top simultaneously drive the cutter head to rotate, and the stability of cutter head rotation is improved.
In order to realize the position adjustment of the center, the center is in threaded connection with the second output shaft, and the second output shaft extending out of the second support part is provided with at least one fastening hole; in the design, the length of the center in threaded connection with the second output shaft is adjusted, and after the final adjustment of the position of the center is finished, the second output shaft and the center are connected together more reliably by penetrating the fastening hole through the fastening screw.
In order to realize the lift of rolling disc, drive mechanism still includes the spliced pole of liftable and the elevator motor of fixed connection on the support frame, elevator motor goes up the transmission and is connected with lifting gear, fixedly connected with fixing base on the support frame, one side fixedly connected with lift track that the fixing base outwards set up, one side fixedly connected with elevating rail that the relative fixing base of spliced pole set up, and elevating rail can slide along the lift track, spliced pole outside fixedly connected with lifting rack, elevating gear and lifting rack mesh.
In order to realize the horizontal migration of rolling disc, drive mechanism still includes the carriage release, the downside fixedly connected with sliding seat of spliced pole, be equipped with the mobile motor in the spliced pole, mobile motor fixed connection is at the sliding seat upside, the one end that the mobile motor stretches out downwards is connected with the removal gear, the upside fixedly connected with of carriage release removes the rack, remove gear and removal rack toothing, one side that the relative carriage release of sliding seat set up is connected with the trapped orbit, one side of carriage release on the left and right sides direction is connected with the removal guide rail one, the removal guide rail one can slide along the trapped orbit, be connected with the rotation casing on the carriage release, fixedly connected with rotates the motor on the rotation casing, the rolling disc stretches out downwards, the rolling disc is connected with the.
In order to further realize the horizontal movement of the rotating disc, two ends of the moving beam in the length direction are respectively and rotatably connected with a first rotating wheel and a second rotating wheel, the first rotating wheel and the second rotating wheel are connected together through a synchronous belt, a connecting seat is fixedly connected on the synchronous belt on one side of the moving beam in the left-right direction and is connected with a sliding seat, the other side of the moving beam in the left-right direction is connected with a second moving guide rail, the second moving guide rail is slidably connected with a moving seat, a moving strip is fixedly connected to the outer side of the moving seat, a rotating shell is fixedly connected to the lower side of the moving strip, and the moving seat is fixedly connected; in the design, the sliding seat is fixed, when the moving motor acts, the moving gear rotates, the moving rack moves back and forth, the action direction of the moving motor is controlled, the moving beam moves towards the direction of the driving mechanism, the synchronous belt moves synchronously along with the moving beam, the moving speed of the moving strip is increased, the moving speed of the rotating disc is increased, and the rotating disc moves to the position right above the driving mechanism quickly.
In order to further improve the lifting reliability of the connecting column, the fixing seat is connected with a balance cylinder, a balance rod capable of moving in a reciprocating mode in the height direction is arranged on the balance cylinder, and the balance rod is fixedly connected with the connecting column.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a perspective view of the present invention.
Fig. 3 is a partially enlarged view of a portion a in fig. 2.
Fig. 4 is a first perspective view of the driving mechanism of the present invention.
Fig. 5 is a partially enlarged view of B in fig. 4.
Fig. 6 is a second perspective view of the driving mechanism of the present invention.
Fig. 7 is a three-dimensional structural view of a driving mechanism in the present invention.
Fig. 8 is a partial enlarged view at C in fig. 7.
Fig. 9 is a perspective view of a driving mechanism according to a fourth embodiment of the present invention.
Fig. 10 is a perspective view showing a fifth driving mechanism according to the present invention.
Fig. 11 is a partial enlarged view of fig. 10 at D.
Fig. 12 is a perspective view showing a sixth configuration of the drive mechanism of the present invention.
Fig. 13 is a partial enlarged view at E in fig. 12.
Fig. 14 is a partial enlarged view of fig. 2 at F.
Fig. 15 is a structural view for seizing the regulation holder in the drive mechanism of the present invention.
Fig. 16 is a partial enlarged view at G in fig. 15.
Fig. 17 is a front view of the transmission mechanism of the present invention.
Fig. 18 is a view from direction H-H of fig. 17.
Fig. 19 is a perspective view of the transmission mechanism of the present invention.
Fig. 20 is a perspective view of the transmission mechanism of the present invention with the adjustment bracket hidden.
Fig. 21 is a perspective view of the cutter head according to the present invention.
Fig. 22 is a perspective view of a platen according to the present invention.
Fig. 23 is a perspective view of an adjusting bracket according to the present invention.
Fig. 24 is a perspective view of the mounting plate of the present invention.
Wherein, 1 driving mechanism, 101 adjusting bracket, 101a supporting part I, 101b supporting part II, 102 mounting disc, 103 input shaft, 104 gap, 105 adjusting disc, 106 pressure disc, 107 cutter head, 108 tip, 109 connecting groove, 110 connecting hole, 111 driving conical gear, 112 output shaft I, 113 transmission shaft I, 114 driven conical gear I, 115 driven conical gear II, 116 driving gear, 117 transmission shaft II, 118 driven gear, 119 output shaft II, 120 pressure groove, 121 fastening hole, 122 pressing block, 123 transmission belt, 124 driving wheel, 125 driven wheel, 126 rotating groove, 127 base, 128 transmission motor, 129 clamping groove, 130 sound sensor, 2 transmission mechanism, 201 linear motor, 202 rotating disc, 203 rotating shell, 204 sliding seat, 205 lifting motor, 206 supporting frame, 207 connecting column, 208 moving strip, 209 moving seat, 210 synchronous belt, 211 rotating motor, 212 sliding rod, 212a clamping part, 213 clamping holes, 214 moving guide rails I, 215 fixed rails, 216 lifting racks, 217 moving beams, 218 lifting gears, 219 lifting rails, 220 lifting guide rails, 221 balancing rods, 222 fixed seats, 223 balancing cylinders, 224 moving racks, 225 moving gears, 226 moving motors, 227 accommodating grooves, 228 moving rods and 229 springs.
Detailed Description
The invention will be further explained with reference to the drawings.
As shown in fig. 1 to 24, a double-support double-transmission screw milling device includes a driving mechanism 1 for driving a cutter head 107 to rotate, the driving mechanism 1 includes a base 127, a mounting plate 102 is connected above the base 127, a rotatable adjusting bracket 101 is connected on the mounting plate 102, a first supporting portion 101a and a second supporting portion 101b are arranged on the adjusting bracket 101 in parallel, a first output shaft 112 is rotatably connected on the first supporting portion 101a, a second output shaft 119 is rotatably connected on the second supporting portion 101b, the first output shaft 112 and the second output shaft 119 rotate synchronously, a pressure plate 106 is connected on the first output shaft 112 extending out of the first supporting portion 101a in a threaded manner, a plurality of pressure grooves 120 are arranged at the other end of the cutter head 107, a pressing block 122 corresponding to each pressure groove 120 is arranged at one side of the pressure plate 106 opposite to the cutter head 107, the pressing block 122 of the pressure plate 106 can be inserted into the pressure grooves 120, a centre 108 which extends towards the cutter, the centre 108 is connected with the second output shaft 119 through a screw thread, the second output shaft 119 extending out of the second support part 101b is provided with at least one fastening hole 121, the centre 108 is pressed against one end of the cutter head 107 to press the cutter head 107 on the pressure plate 106, a transmission mechanism 2 capable of driving the adjusting bracket 101 to rotate is arranged above the driving mechanism 1, the transmission mechanism 2 comprises a support frame 206, the support frame 206 is provided with a rotary disc 202 capable of lifting and rotating, the rotary disc 202 can move in the horizontal direction relative to the driving device, the rotary disc 202 can clamp the adjusting bracket 101, the rotary disc 202 is provided with a clamping hole 213, the periphery of the adjusting bracket 101 is provided with two clamping grooves 129, the outer side of the rotary disc 202 is connected with two linear motors 201, the linear motors 201 are connected with a moving rod 228 capable of reciprocating linear movement in the horizontal direction, the outer side of the moving rod 228 is connected with a sliding rod 212 capable of sliding along the moving rod 228, one side of the, one side of movable rod 228 opposite to sliding rod 212 is provided with a receiving groove 227 capable of receiving spring 229, one end of spring 229 is connected with movable rod 228, and the other end of spring 229 is fixedly connected with one side of sliding rod 212 opposite to movable rod 228; when the spring 229 is in a natural state, the sliding rod 212 abuts against the end portion of the moving rod 228 extending outward, meanwhile, the sliding rod 212 does not extend into the clamping hole 213, and the rotating disc 202 can just attach to the outer side of the adjusting bracket 101 through the clamping hole 213; the two engaging portions 212a can be engaged in the engaging slots 129, respectively.
The structure for realizing the horizontal movement of the rotating disc 202 is specifically that the transmission mechanism 2 further comprises a moving beam 217, a sliding seat 204 is fixedly connected to the lower side of the connecting column 207, a moving motor 226 is arranged in the connecting column 207, the moving motor 226 is fixedly connected to the upper side of the sliding seat 204, one end of the moving motor 226 extending downwards is connected with a moving gear 225, the upper side of the moving beam 217 is fixedly connected with a moving rack 224, the moving gear 225 is meshed with the moving rack 224, one side of the sliding seat 204, which is arranged opposite to the moving beam 217, is connected with a fixed rail 215, one side of the moving beam 217, which is in the left-right direction, is connected with a moving guide rail one 214, the moving guide rail one 214 can slide along the fixed rail 215, the moving beam 217 is connected with a rotating shell 203, the rotating shell 203 is fixedly connected with; the two ends of the moving beam 217 in the length direction are respectively rotatably connected with a first rotating wheel and a second rotating wheel, the first rotating wheel and the second rotating wheel are connected together through a synchronous belt 210, the synchronous belt 210 on one side of the moving beam 217 in the left-right direction is fixedly connected with a connecting seat, the connecting seat is connected with a sliding seat 204, the other side of the moving beam 217 in the left-right direction is connected with a second moving guide rail, the second moving guide rail is slidably connected with a moving seat 209, the outer side of the moving seat 209 is fixedly connected with a moving strip 208, a rotating shell 203 is fixedly connected to the lower side of the moving strip 208, and the moving seat 209 is; in order to make the rotating disc 202 ascend and descend, the transmission mechanism 2 further comprises a liftable connecting column 207 and a lifting motor 205 fixedly connected to the support frame 206, the lifting motor 205 is in transmission connection with a lifting gear 218, the support frame 206 is fixedly connected with a fixed seat 222, one outward side of the fixed seat 222 is fixedly connected with a lifting track 219, one side of the connecting column 207, which is arranged relative to the fixed seat 222, is fixedly connected with a lifting guide rail 220, the lifting guide rail 220 can slide along the lifting track 219, the outer side of the connecting column is fixedly connected with a lifting rack, and the lifting gear 218 is meshed with the lifting rack; the fixed seat 222 is connected with a balance cylinder 223, the balance cylinder 223 is provided with a balance rod 221 capable of reciprocating in the height direction, and the balance rod 221 is fixedly connected with the connecting column.
In order to realize the angle adjustment of the cutter head 107, one side of the mounting disc 102, which is arranged opposite to the adjusting bracket 101, is provided with an annular rotating groove 126, and the adjusting bracket 101 can rotate along the rotating groove 126; an adjusting disk 105 is rotatably connected to the mounting disk 102, a plurality of connecting holes 110 are distributed on the adjusting disk 105, an annular connecting groove 109 is formed in one side of the adjusting bracket 101, which is opposite to the adjusting disk 105, a nut of an adjusting bolt can slide along the connecting groove 109, a gap 104 which is convenient for rotating the adjusting bolt is reserved between the adjusting disk 105 and the mounting disk 102, and the adjusting bolt can pass through the connecting holes 110; in order to further improve the rotating stability of the cutter head 107, a transmission motor 128 is arranged on the lower side of a base 127, an input shaft 103 is connected onto the transmission motor 128 in a transmission manner, a driving bevel gear 111 is connected onto the input shaft 103, a first transmission shaft 113 is further connected onto a first supporting portion 101a in a rotatable manner, a second transmission shaft 117 is further connected onto a second supporting portion 101b in a rotatable manner, a first rotatable driven bevel gear 114 and a rotatable driving wheel 124 are connected onto the first transmission shaft 113, a second rotatable driven bevel gear 115 and a driving gear 116 are connected onto the second transmission shaft 117, the first driven bevel gear 114 and the second driven bevel gear 115 are respectively meshed with the driving bevel gear 111, the shapes of the first driven bevel gear 114 and the second driven bevel gear 115 are the same, a driven gear 118 is connected onto the first output shaft 112 in a rotatable manner, the driving gear 116 is meshed with the driven, the second output shaft 119 is rotatably connected with a driven wheel 125, and the driving wheel 124 is connected with the driven wheel 125 through a transmission belt 123.
In the invention, before the angle of the cutter head 107 is adjusted, the mounting disc 102 is fixedly connected with the adjusting disc 105 through a fastening screw, and a fastening nut is connected on an adjusting bolt extending out of the adjusting disc 105; when the cutter head 107 is installed, the pressure plate 106 is installed on the first output shaft 112, the tip 108 is screwed into the second output shaft 119, a gap 104 which is enough for installing the cutter head 107 is reserved between the tip 108 and the pressure plate 106, the pressure groove 120 of the cutter head 107 is aligned to the pressure block 122 on the pressure plate 106, the cutter head 107 is pressed on the pressure plate 106, the tip 108 is screwed outwards, when the tip 108 abuts against the cutter head 107 to enable the cutter head 107 to be pressed on the pressure plate 106, the tip 108 is connected with the second output shaft 119 through the fastening hole 121 by using a fastening screw, the bidirectional support of the cutter head 107 is realized, and the rigidity of the cutter head 107 is increased; after the cutter head 107 is installed, the upward side of the adjusting bracket 101 is provided with the sound sensor 130, the sound sensor 130 collects sound signals, an external controller controls the action of the rotating motor 211 according to the received sound signals, and the controller can also control the actions of the lifting motor 205 and the linear motor 201; the method for adjusting the milling angle of the cutter head 107 by using the transmission mechanism 2 specifically comprises the following steps: (1) firstly, loosening fastening screws of the mounting disc 102 and the adjusting disc 105, loosening fastening nuts on the adjusting bolts to enable the adjusting bracket 101 to rotate, and adjusting the position of the rotating disc 202 in the horizontal direction; (2) the controller controls the movement of the moving motor 226, the rotation of the moving motor 226 drives the moving gear 225 to rotate, the moving rack 224 moves back and forth, the movement direction of the moving motor 226 is controlled, the moving beam 217 moves towards the direction of the driving mechanism 1, the synchronous belt 210 moves synchronously with the moving beam 217, the movement speed of the moving bar 208 is increased, the movement speed of the rotating disc 202 is increased, the rotating disc 202 moves to the position right above the driving mechanism 1 quickly, and the moving motor 226 stops moving when the rotating disc 202 is aligned with the adjusting bracket 101; (3) the controller lifting motor 205 acts, the lifting motor 205 drives the lifting gear 218 to rotate, the action direction of the lifting motor 205 is controlled to enable the lifting rack 216 to descend, the connecting column 207 descends under the action of the lifting rack 216, the sliding seat 204 descends, when the rotating disc 202 is attached to the outer side of the adjusting bracket 101, the sliding seat 204 continues descending, when the sliding rod 212 descends to a position where the sliding rod can be clamped into the clamping groove 129, the lifting motor 205 stops acting, and the spring 229 is in a natural state; (4) controlling the linear motor 201 to operate for 1s, so that the moving rod 228 extends towards the direction of the connecting hole 110, the spring 229 is compressed, the elastic force of the spring 229 is smaller than that of the sliding rod 212 moving forwards at the beginning, the moving rod 228 continues to extend, the spring 229 is continuously compressed, the moving rod 228 is rapidly pushed out towards the direction of the connecting hole 110 under the action of the elastic force of the spring 229, but the moving rod 228 does not rotate to the position corresponding to the clamping groove 129, the moving rod 228 always abuts against the outer side of the adjusting bracket 101, once the rotating disc 202 rotates to the position where the clamping portion 212a can be clamped into the clamping groove 129, the moving rod 228 is rapidly pushed out under the action of the elastic force of the spring 229, the clamping portion 212a is clamped into the clamping groove 129, meanwhile, the two clamping portions 212a generate collision sound when being rapidly pushed out to abut against the adjusting bracket 101, the sound signal collected by the sound sensor 130 has sudden change, and the time point when the sound sudden change, at this time, the linear motor 201 stops operating, after the time reference point, the rotation angle of the rotary disc 202 is the rotation angle of the adjusting bracket 101, the controller controls the rotary motor 211 to continue operating, the rotary disc 202 drives the adjusting bracket 101 to rotate, when the rotation angle reaches a set angle, the rotary motor 211 stops operating, the rotary disc 202 stops rotating, the fastening nut is locked, the mounting disc 102 and the adjusting disc 105 are fixedly connected together by using the fastening screw, the linear motor 201 reversely operates, the sliding rod 212 returns to the original position under the tension of the spring 229, and the linear motor 201 stops operating; (5) the rotation disc 202 is lifted up to move the rotation disc 202 away from the drive mechanism 1, the milling work of the cutter disc 107 is prepared, the lifting motor 205 is operated in reverse, the rotation disc 202 is lifted up, when the rotation disc 202 is moved away from the drive mechanism 1, the milling angle of the cutter disc 107 is adjusted, the adjusting nut is screwed, and the mounting disc 102 and the adjusting disc 105 are fixedly connected together by using the fastening screw.
When the cutter head 107 is milled, the transmission motor 128 acts, the input shaft 103 rotates, the rotation of the input shaft 103 drives the rotation of the driving bevel gear 111, the driving bevel gear 111 drives the rotation of the driven bevel gear I and the rotation of the driven bevel gear II respectively, the rotation of the driven bevel gear I drives the rotation of the transmission shaft I113, the rotation of the driven bevel gear II drives the rotation of the transmission shaft II 117, the rotation of the transmission shaft II 117 drives the rotation of the driving wheel 124, the driving wheel 124 drives the rotation of the driven wheel 125 through the transmission belt 123, the rotation of the driven wheel 125 drives the rotation of the output shaft II 119, the rotation of the output shaft II 119 drives the rotation of the tip 108, the rotation of the transmission shaft I113 drives the rotation of the driving gear 116, the rotation of the driving gear 116 drives the rotation of the driven gear 118, the rotation of the driven gear 118 drives the rotation of the output shaft I112, the pressure plate 106 and the tip 108 simultaneously drive the cutter head 107 to rotate, so that the stability of the rotation of the cutter head 107 is improved; according to the invention, two ends of the cutter head 107 are supported by the pressure plate 106 and the tip 108, so that the rigidity of the cutter head 107 is increased; the pressure plate 106 and the tip 108 simultaneously drive the cutter head 107 to rotate, so that the cutter head 107 rotates more stably; the angle of the cutter head 107 can be automatically adjusted according to different helical angles of the screw, the cutter head 107 has a fixed rotation center when the angle is adjusted, the rotation center of the cutter head 107 is always on the rotation center line of the input shaft 103, the installation center of the cutter head 107 has no spatial position change, tool setting is convenient, and the processing efficiency is improved; the platen 106 and the center 108 are jointly arranged, so that the cutter head 107 can be conveniently disassembled and assembled; the milling cutter can be applied to the milling work of the driving cutter head 107.
The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some substitutions and modifications to some technical features without creative efforts based on the disclosed technical solutions, and these substitutions and modifications are all within the protection scope of the present invention.
Claims (9)
1. The utility model provides a two drive screw milling unit of dual bracing, includes drive blade disc pivoted actuating mechanism, its characterized in that: the driving mechanism comprises a base, a mounting disc is connected above the base, a rotatable adjusting support is connected on the mounting disc, a first supporting part and a second supporting part which are arranged in parallel are arranged on the adjusting support, a first output shaft is rotatably connected on the first supporting part, a second output shaft is rotatably connected on the second supporting part, the first output shaft and the second output shaft synchronously rotate, a first output shaft extending out of the first supporting part is connected with a pressure plate, one end of the cutter disc is provided with a plurality of pressure grooves, one side of the pressure plate, which is arranged opposite to the cutter disc, is provided with a pressing block corresponding to each pressure groove, the pressing block of the pressure plate can be inserted into the pressure grooves, a tip which extends in the direction of the cutter disc and is adjustable in axial position is connected on the second output shaft, the tip props against the other end of the cutter disc to press the, the supporting frame is provided with a rotatable rotating disc which can be lifted, the rotating disc can move in the horizontal direction relative to the driving mechanism, and the adjusting support can be clamped by the rotating disc.
2. The dual support dual drive screw milling apparatus of claim 1, wherein: the adjusting bracket is characterized in that a clamping hole is formed in the rotating disc, at least one clamping groove is formed in the periphery of the adjusting bracket, a linear motor is connected to the outer side of the rotating disc, a moving rod capable of performing reciprocating linear movement in the horizontal direction is connected to the linear motor, a sliding rod capable of sliding along the moving rod is connected to the outer side of the moving rod, an accommodating groove capable of accommodating a spring is formed in one side, opposite to the sliding rod, of the moving rod, one end of the spring is connected with the moving rod, and the other end of the spring is fixedly connected with one side, opposite to the moving rod, of the sliding rod; when the spring is in a natural state, the sliding rod is abutted against the end part of the moving rod extending outwards, meanwhile, the sliding rod does not extend into the clamping hole, and the rotating disc can be just attached to the outer side of the adjusting bracket through the clamping hole; the sliding rod can be clamped into the clamping groove.
3. The dual support dual drive screw milling apparatus of claim 1, wherein: rotationally be connected with the adjusting disk on the mounting disc, a plurality of connecting holes of having arranged on the adjusting disk, open the one side that the relative adjusting disk of regulation support set up has annular spread groove, and adjusting bolt's nut can slide along the spread groove, leaves the convenient clearance that rotates adjusting bolt between adjusting disk and the mounting disc, and adjusting bolt can pass the connecting hole.
4. The dual support dual drive screw milling apparatus of claim 1, wherein: the mounting disc is rotatably connected with an input shaft, the input shaft is connected with a driving bevel gear, the first support part is also rotatably connected with a first transmission shaft, the second support part is also rotatably connected with a second transmission shaft, the first transmission shaft is connected with a first rotatable driven bevel gear and a first rotatable driving gear, the second transmission shaft is connected with a second rotatable driven bevel gear and a driving wheel, the first driven bevel gear and the second driven bevel gear are respectively meshed with the driving bevel gear, the first driven bevel gear and the second driven bevel gear have the same shape, the first output shaft is rotatably connected with a driven gear, the driving gear is meshed with the driven gear, the transmission ratio of the driving gear to the driven gear is 1:1, the second output shaft is rotatably connected with a driven wheel, and the driving wheel is connected with the driven wheel through a transmission belt.
5. The double-support double-transmission screw milling device according to any one of claims 2 to 4, wherein: the center is in threaded connection with the second output shaft, and at least one fastening hole is formed in the second output shaft extending out of the second supporting portion.
6. The double-support double-transmission screw milling device according to any one of claims 1 to 4, wherein: drive mechanism still includes the spliced pole of liftable and the elevator motor of fixed connection on the support frame, the last transmission connection of elevator motor has lifting gear, fixedly connected with fixing base on the support frame, one side fixedly connected with lift track that the fixing base is outwards, one side fixedly connected with elevating guide that the relative fixing base of spliced pole set up, and elevating guide can slide along the lift track, spliced pole outside fixedly connected with lifting rack, lifting gear and lifting rack meshing.
7. The dual support dual drive screw milling apparatus of claim 6, wherein: drive mechanism still includes the walking beam, the downside fixedly connected with sliding seat of spliced pole, be equipped with the mobile motor in the spliced pole, mobile motor fixed connection is at the sliding seat upside, the one end that the mobile motor stretches out downwards is connected with the removal gear, the upside fixedly connected with removal rack of walking beam, the removal gear meshes with the removal rack, one side that the relative walking beam of sliding seat set up is connected with the trapped orbit, one side of walking beam on the left and right sides direction is connected with the portable guide one, portable guide one can slide along the trapped orbit, be connected with the runner casing on the walking beam, fixedly connected with rotates the motor on the runner casing, the rolling disc stretches out downwards, the rolling disc is connected with the rotation motor.
8. The dual support dual drive screw milling apparatus of claim 7, wherein: the utility model discloses a moving beam, including walking beam, transfer board.
9. The dual support dual drive screw milling apparatus of claim 7, wherein: the fixing seat is connected with a balance cylinder, a balance rod capable of moving in a reciprocating mode in the height direction is arranged on the balance cylinder, and the balance rod is fixedly connected with the connecting column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910490057.7A CN110202193B (en) | 2019-06-06 | 2019-06-06 | Double-support double-transmission screw milling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910490057.7A CN110202193B (en) | 2019-06-06 | 2019-06-06 | Double-support double-transmission screw milling device |
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| Publication Number | Publication Date |
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| CN110202193A CN110202193A (en) | 2019-09-06 |
| CN110202193B true CN110202193B (en) | 2020-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910490057.7A Active CN110202193B (en) | 2019-06-06 | 2019-06-06 | Double-support double-transmission screw milling device |
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Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3402429A1 (en) * | 1984-01-25 | 1985-08-01 | Josef Koepfer & Söhne GmbH, 7743 Furtwangen | Device for the automatic positioning of a tooth-milling cutter or groove-milling cutter with respect to an already existing tooth system or groove system |
| DE19801862A1 (en) * | 1998-01-20 | 1999-07-22 | Hegenscheidt Mfd Gmbh | Method and machine for turning the connecting rod bearing journals of crankshafts by means of disc cutters |
| CN2915334Y (en) * | 2006-06-16 | 2007-06-27 | 王隆太 | Cyclone enveloped digital control screw bolt milling machine |
| CN201543883U (en) * | 2009-11-06 | 2010-08-11 | 芜湖新达锻造有限公司 | Milling cutter disk for lathe |
| CN102114550A (en) * | 2009-12-30 | 2011-07-06 | 上海嘉仕久企业发展有限公司 | Multi-side milling machine and hydraulic clamp for same |
| CN103252526B (en) * | 2013-04-29 | 2015-01-21 | 南京旋风数控机床有限公司 | Inner spiral groove cutter head |
| CN204912876U (en) * | 2015-08-25 | 2015-12-30 | 株洲国铁实业有限公司 | Face miller of light rail support |
| CN107999839A (en) * | 2017-12-22 | 2018-05-08 | 中航沈飞民用飞机有限责任公司 | A kind of processing method of multigroup auricle end face finishing |
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2019
- 2019-06-06 CN CN201910490057.7A patent/CN110202193B/en active Active
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