CN113084566B - Axial-radial composite multi-cutter-bar power cutter rest - Google Patents
Axial-radial composite multi-cutter-bar power cutter rest Download PDFInfo
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- CN113084566B CN113084566B CN202110482513.0A CN202110482513A CN113084566B CN 113084566 B CN113084566 B CN 113084566B CN 202110482513 A CN202110482513 A CN 202110482513A CN 113084566 B CN113084566 B CN 113084566B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/1552—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling parts of devices for automatically inserting or removing tools
- B23Q3/15526—Storage devices; Drive mechanisms therefor
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Abstract
The invention discloses an axial and radial composite multi-cutter-bar power cutter rest in the technical field of machining, which comprises a supporting cutter rest, wherein a rotatable power shell is connected onto the supporting cutter rest, a plurality of axial fixing seats are arranged at the front end of the power shell, a radial power conversion seat is fixed on the power shell between every two axial fixing seats, a plurality of axial power transmission shafts I and axial power transmission shafts II are arranged in the power shell, the front end of the axial power transmission shaft I is rotatably connected into the axial fixing seats, the radial power conversion seat is rotatably connected with the radial power transmission shafts, the axial power transmission shafts II extending into the radial power conversion seats are in transmission connection with the radial power transmission shafts, synchronous clutches are respectively connected onto the axial power transmission shafts I and the axial power transmission shafts II in the power shell and are rotatably connected with power transmission gears, and the synchronous clutches can be matched with the power transmission gears; the invention can independently drive any cutter to move, thereby reducing energy consumption.
Description
Technical Field
The invention belongs to the technical field of machining, and particularly relates to an axial and radial composite multi-cutter-bar power cutter rest.
Background
With the development of manufacturing industry and the progress of manufacturing level, the process requirement of part machining is higher, and the required procedures are more complex and diversified, but the traditional tool rest used by a numerical control machine tool can only realize a simple tool changing process through a numerical control program, so that the procedures of milling, grinding, drilling and the like which need to provide cutting power for a tool are difficult to realize in the numerical control automatic machining process. In order to solve the problems and realize a more compound and automatic numerical control machining process, more and more power knife rest products in the market are required to be transported.
When the power tool rest in the prior art is used for processing shaft parts with complex shapes, such as screws with different threads and the like, different tools for processing the parts are arranged on different tool chucks, all the tool chucks can only realize cutting in a single direction, and in the processing process, all the tools on the tool rest can move simultaneously, so that the energy consumption is high, and the potential safety hazard is large.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to solve the technical problem that any cutter cannot be driven to move independently in the prior art, and provides the axial-radial composite multi-cutter-bar power cutter rest.
The purpose of the invention is realized as follows: the utility model provides an axial radial compound multitool pole power knife rest, includes the support knife rest, be connected with the tool changing mechanism on the support knife rest, the tool changing mechanism front end is connected with rotatable power casing, a plurality of axial fixing bases have been arranged to the power casing front end, is fixed with radial power conversion seat on the power casing between per two axial fixing bases, a plurality of axial power transmission axle one and axial power transmission axle two have been arranged in the power casing, axial power transmission axle one and axial power transmission axle two are parallel with the axis of power casing respectively, the front end of axial power transmission axle one is rotationally connected in the axial fixing base that corresponds, the front end of axial power transmission axle two stretches into in the radial power conversion seat that corresponds, and the front end of axial power transmission axle two is connected with the initiative steering gear, rotationally be connected with radial power transmission axle on the radial power conversion seat, the radial power transmission shaft is connected with a driven steering gear engaged with the driving steering gear, the axial power transmission shaft I and the axial power transmission shaft II in the power shell are both connected with synchronous clutches, the axial power transmission shaft I and the axial power transmission shaft II in the power shell are also both rotatably connected with power transmission gears, ejector rods capable of axially sliding are connected in the axial power transmission shaft I and the axial power transmission shaft II, the ejector rods can drive the corresponding synchronous clutches to move towards the direction of the power transmission gears, and the synchronous clutches can be matched with the power transmission gears.
In the invention, an axial tool chuck and a radial tool chuck for clamping a tool are respectively connected to the axial power transmission shaft I and the radial power transmission shaft I, and different tools can be mounted on different axial tool chucks and different radial tool chucks and are used for processing shaft parts with complex shapes such as screws with various threads; when the axial power transmission shaft I rotates to a set position, the power shell stops rotating, the ejector rod pushes the synchronous clutch to move inwards, so that the synchronous clutch is matched with the power transmission gear, the power transmission gear drives the synchronous clutch to rotate, the synchronous clutch drives the axial power transmission shaft I to rotate, and the axial power transmission shaft drives the corresponding cutter to rotate, so that the axial machining of the part is realized; when machining in the radial direction is needed, the radial power transmission shaft with the corresponding cutter is rotated to a set position according to actual needs, the ejector rod in the corresponding axial power transmission shaft II acts, the ejector rod pushes the synchronous clutch on the axial power transmission shaft II to move towards the direction of the power transmission gear, the power transmission gear drives the synchronous clutch to rotate, the synchronous clutch drives the axial power transmission shaft II to rotate, the axial power transmission shaft II drives the driving reversing gear to rotate, the driving reversing gear drives the driven reversing gear to rotate, the driven reversing gear drives the radial power transmission shaft to rotate, the radial power transmission shaft drives the radial power transmission device to have a compact structure, the axial power transmission shaft can rotate only when rotating to a fixed machining position, the axial power transmission shaft which is not at the machining position can not rotate, and energy consumption is reduced; the method can be applied to the processing work of parts with complex shapes, and is particularly suitable for the processing work of screw rods with different shapes.
In order to realize the rotation of the power transmission gears, the rear end of the power shell is fixedly connected with a rear supporting cover, the rear supporting cover is rotatably connected with a central transmission shaft, one end, extending forwards, of the central transmission shaft is arranged in the power shell, the front part of the central transmission shaft is connected with a driving gear, and the driving gear is meshed with each power transmission gear.
In order to further realize the power connection and separation of the first axial power transmission shaft and the second axial power transmission shaft, chutes are formed in the first axial power transmission shaft and the second axial power transmission shaft, through holes communicated with the corresponding chutes are formed in the first axial power transmission shaft and the second axial power transmission shaft, the ejector rod is installed in the chute and can slide along the chute, the synchronous clutch on the first axial power transmission shaft comprises a transverse push rod which penetrates through the chute and is sleeved on the ejector rod, the transverse push rod can axially slide along the axial through holes, the ejector rod can push the transverse push rod to move inwards, a reset spring is sleeved on the ejector rod at the inward end of the transverse push rod, and the inward end of the reset spring abuts against the first axial power transmission shaft; in the design, when the push rod moves inwards under the action of thrust, the push rod pushes the transverse push rod to move inwards, the transverse push rod drives the synchronous clutch to move, the synchronous clutch is matched with the power transmission gear, the power transmission gear drives the synchronous clutch to rotate, the synchronous clutch drives the axial power transmission shaft to rotate, power connection is achieved, when the push rod is driven to move inwards without force, the push rod and the transverse push rod reset under the action of the reset spring, the transverse push rod drives the synchronous clutch disc to reset, and power separation is achieved.
In order to further improve the reliability of the power connection of the power transmission gear and the synchronous clutch disc, the synchronous clutch further comprises a synchronous clutch disc which is connected to the first axial power transmission shaft in a sliding mode, a plurality of clutch shift levers are arranged at one end, facing the synchronous clutch disc, of the power transmission gear, a sliding groove capable of containing the clutch shift levers is formed in the synchronous clutch disc, a plurality of elastic pieces are arranged at one end, away from the power transmission gear, of the synchronous clutch disc, telescopic pins which correspond to the clutch shift levers in a one-to-one mode are fixedly connected to the elastic pieces, the telescopic pins can slide back and forth along the synchronous clutch disc, the front ends of the telescopic pins are located in the sliding groove, the clutch shift levers can abut against the telescopic pins, and when the telescopic pins are subjected to the abutting force of the clutch shift levers, the telescopic pins retract back along with the elastic pieces; in this design, synchronous clutch disc removes towards power drive gear place direction, and when the separation and reunion driving lever stretched into the sliding tray and contradicted with the telescopic pin just, the telescopic pin received the interference force of separation and reunion driving lever and down retracted under the effect of shell fragment, made the separation and reunion driving lever get into the sliding tray of synchronous clutch disc smoothly, and the telescopic pin resets under the effect of shell fragment to the separation and reunion driving lever steadily laminates on the telescopic pin, drives the rotation of synchronous clutch disc.
In order to further improve the joint stability of the synchronous clutch disc and the power transmission gear, a plurality of connecting grooves are arranged at one end of the synchronous clutch disc, which is far away from the power transmission gear, a plurality of screw rods which are in one-to-one correspondence with the connecting grooves are arranged on the synchronous clutch disc, one ends of the screw rods are connected to the synchronous clutch disc in a sliding mode through the connecting grooves, the other ends of the screw rods extend out of the synchronous clutch disc and extend towards the direction of the power transmission gear, a synchronous ring is connected to the other ends of the screw rods and can be in contact with the inner conical surface of the power transmission gear, a push-pull spring is sleeved on each screw rod, one end of the push-pull spring abuts against the synchronous clutch disc, and the other end of the push-pull spring abuts against the synchronous ring; in the design, when the synchronous clutch disc moves towards the direction of the power transmission gear, the synchronous clutch disc pushes the push-pull spring, the synchronous ring is in contact with the inner conical surface of the power transmission gear in advance under the thrust action of the push-pull spring to generate friction force, and the synchronous ring drives the synchronous clutch disc to pre-rotate, so that the stability of synchronous rotation is improved; when the synchronous ring is separated from the inner conical surface of the power transmission gear, the screw drives the synchronous ring to separate from the inner conical surface of the power transmission gear.
In order to further realize the movement of the push rod, a linear driver is fixedly connected to the support tool rest, a driving push rod capable of performing reciprocating linear movement is connected to the linear driver, and the driving push rod can push the ejector rod to slide inwards; in this design, the preferred magnetic force actuator that is of linear actuator, magnetic force actuator are connected with the magnetic force circle including fixing the connecting plate outside the joint support frame on the connecting plate, drive push rod, and the magnetic force pole is connected on the magnetic force circle.
In order to further realize the rotation of the central transmission shaft, the rear end of the supporting tool rest is fixedly connected with a driving motor, and a main shaft of the driving motor is connected with the central transmission shaft through a coupler.
In order to further improve the pivoted reliability of central transmission shaft, be fixed with the connection shell on the support knife rest, fixedly connected with supports the inner ring in the connection shell, support one side fixedly connected with supporting wheel that the inner ring is inside, the rear end warp axial support bearing of central transmission shaft is rotationally connected in the supporting wheel, and the front end warp axial support bearing of central transmission shaft is rotationally connected in the power shell.
In order to realize the tool changing, tool changing mechanism includes fixed connection at the servo motor who connects the shell lower part, be connected with the worm of rotationally connecting on connecting the shell on the servo motor, rotationally be connected with on the support inner ring with worm complex worm wheel, the worm wheel drives power shell and rotates.
In order to further realize the reliability of power shell location when the tool changing is finished, a plurality of locating holes are arranged on the back support cover, at least one fixed plate is fixedly connected with the outside of the connecting shell, a locating cylinder is fixedly connected onto the fixed plate, a guide rod capable of doing reciprocating linear movement is connected onto the locating cylinder, a central through hole is formed in the fixed plate, and the guide rod can be inserted into any locating hole through the central through hole.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a view from a-a in fig. 1.
Fig. 3 is a partially enlarged view of fig. 2 at B.
Fig. 4 is a perspective view of the present invention.
Fig. 5 is a perspective view of the present invention with the power housing and a radial power conversion base hidden.
Fig. 6 is a structural view of the synchronous clutch of the present invention mounted on an axial power transmission shaft.
Fig. 7 is a perspective view of the synchronizer clutch according to the present invention.
Fig. 8 is a view seen from the direction C in fig. 7.
Fig. 9 is a perspective view of the present invention with the connecting housing hidden.
Fig. 10 is a perspective view of the present invention with the rear support cover hidden.
Fig. 11 is a perspective view of the second axial power transmission shaft of the present invention.
Fig. 12 is a perspective view of the first axial power transmission shaft of the present invention.
Wherein, 1 supports knife rest, 2 axial fixed seats, 3 radial power conversion seats, 4 conversion covers, 5 knife changing mechanisms, 501 worm, 502 worm wheel, 503 connecting ring, 504 servo motor, 6 power shell, 7 axial tool chuck, 8 support inner ring, 9 support wheel, 10 axial support bearing I, 11 synchronous clutch, 1101 reset spring, 1102 synchronous ring, 1103 push-pull spring, 1104 screw, 1105 connecting groove, 1106 transverse push rod, 1107 synchronous clutch disc, 1108 clutch push rod retainer ring, 1109 sliding groove, 1110 telescopic pin, 1111 shrapnel, 12 axial bearing IV, 13 axial bearing II, 14 connecting end cover, 15 axial support bearing II, 16 axial power transmission shaft I, 17 radial support bearing II, 18 radial support bearing I, 19 radial tool chuck, 20 driven reversing gear, 21 rear support cover, 22 connecting shell, 23 central transmission shaft, 24 driving motor, 25 driving reversing gear, 26, a third axial bearing, 27 sliding grooves, 28, a fourth axial bearing, 29, a second axial power transmission shaft, 30 power transmission gears, 31 mandrils, 32 fixing plates, 33 positioning cylinders, 34 cutters, 35, a first axial bearing, 36 driving gears, 37 clutch deflector rods, 38 couplers, 39 main shafts, 40 axial through holes, 41 linear drivers, 4101 magnetic rods, 4102 magnetic rings and 4103 connecting plates.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 12, an axial and radial composite multi-tool-bar power tool holder comprises a supporting tool holder 1, a tool changing mechanism 5 is connected to the supporting tool holder 1, a rotatable power housing 6 is connected to the front end of the tool changing mechanism 5, a plurality of conversion covers 4 are arranged at the front end of the power housing 6, a plurality of axial fixing seats 2 are arranged in front of the power housing 6, a radial power conversion seat 3 is fixed on the power housing 6 between every two axial fixing seats 2, the axial fixing seats 2 are fixed on the front sides of the corresponding conversion covers 4, the radial power conversion seats 3 are fixed on the front sides of the corresponding conversion covers 4, a plurality of axial power transmission shafts 16 and axial power transmission shafts 29 are arranged in the power housing 6, the front sides of the axial power transmission shafts 16 extend out of the axial fixing seats 2, the axial power transmission shafts 16 are rotatably connected in the axial fixing seats 2 through axial bearings 35, the axial power transmission shafts 16 and the axial power transmission shafts 29 are respectively parallel to the axis of the power housing 6, the front end of the axial power transmission shaft II 29 extends into the corresponding radial power conversion seat 3, one end of the conversion cover 4, which is opposite to the power shell 6, is provided with a mounting groove, a connecting end cover 14 fixed on the front side of the power shell 6 is arranged in the mounting groove, the axial power transmission shaft I16 at the tail end of the connecting end cover 14 and the axial power transmission shaft II 29 are respectively connected with an axial bearing II 13, the axial power transmission shaft I16 and the axial power transmission shaft II 29 are respectively and rotatably connected on the power shell 6 through the corresponding axial bearing II 13, the front end of the axial power transmission shaft II 29 is connected with a driving steering gear, the radial power conversion seat 3 is rotatably connected with a radial power transmission shaft, two ends of the radial power transmission shaft are respectively and rotatably connected in the power shell 6 through a radial support bearing I18 and a radial support bearing II 17, and the radial power transmission shaft is connected with a driven steering gear engaged with the driving steering gear, the driving steering gear and the driven steering gear are conical gears, the first axial power transmission shaft 16 and the second axial power transmission shaft 29 in the power housing 6 are both connected with a synchronous clutch 11, the first axial power transmission shaft 16 and the second axial power transmission shaft 29 in the power housing 6 are both rotatably connected with a power transmission gear 30, the power transmission gear 30 is rotatably connected with the corresponding axial power transmission shaft through a fourth axial bearing 2812, the first power axial power transmission shaft 16 and the second axial power transmission shaft 29 are both connected with a mandril 31 capable of axially sliding, the mandril 31 can drive the corresponding synchronous clutch 11 to move towards the direction of the power transmission gear 30, the synchronous clutch 11 can be matched with the power transmission gear 30, the rear end of the power housing 6 is fixedly connected with a rear support cover 21, the rear parts of the first axial power transmission shaft 16 and the second axial power transmission shaft 29 are both connected with a third axial bearing 26, the rear parts of the first axial power transmission shaft 16 and the second axial power transmission shaft 29 are respectively and rotatably connected in the rear support cover 21 through a corresponding third axial bearing 26, the rear support cover 21 is rotatably connected with a central transmission shaft 23, one end of the central transmission shaft 23, which extends forwards, is arranged in the power shell 6, the front part of the central transmission shaft 23 is connected with a driving gear 36, and the driving gear 36 is meshed with each power transmission gear 30.
In order to further realize the power connection and separation of the first axial power transmission shaft 16 and the second axial power transmission shaft 29, the first axial power transmission shaft 16 and the second axial power transmission shaft 29 are both provided with a sliding groove 27, the first axial power transmission shaft 16 and the second axial power transmission shaft 29 are both provided with an axial through hole 40 communicated with the corresponding sliding groove 27, the ejector rod 31 is installed in the sliding groove 27 and can slide along the sliding groove 27, and the structure for realizing the inward movement of the ejector rod 31 is specifically that a linear driver 41 is fixedly connected to the support tool rest 1, a driving push rod capable of reciprocating and linearly moving is connected to the linear driver 41, the driving push rod can push the ejector rod 31 to slide inwards, in the embodiment, the linear driver 41 is preferably a magnetic driver, the magnetic driver comprises a connecting plate 4103 fixed outside the connecting support frame, a magnetic ring 4102 is connected to the connecting plate 4103, and the driving push rod is a magnetic rod 4101, the magnetic rod 4101 is connected to the magnetic ring 4102; the synchronous clutch 11 on the first axial power transmission shaft 16 comprises a transverse push rod 1106 which penetrates through the sliding groove 27 and is sleeved on the push rod 31, the transverse push rod 1106 can axially slide along the axial through hole 40, the push rod 31 can push the transverse push rod 1106 to move inwards, the push rod 31 at the inward end of the transverse push rod 1106 is sleeved with a return spring 1101, and the inward end of the return spring 1101 abuts against the first axial power transmission shaft 16.
In order to further improve the reliability of the power transmission gear 30 and the synchronous clutch disk 1107 during power connection, the synchronous clutch 11 further comprises a synchronous clutch disk 1107 which is slidably connected to the axial power transmission shaft I16, a plurality of clutch shift levers 37 are arranged at one end of the power transmission gear 30 facing the synchronous clutch disk 1107, a sliding groove 1109 which can accommodate the clutch shift levers 37 is formed in the synchronous clutch disk 1107, a plurality of elastic sheets 1111 are arranged at one end of the synchronous clutch disk 1107 which is far away from the power transmission gear 30, telescopic pins 1110 which are in one-to-one correspondence with the clutch shift levers 37 are fixedly connected to the elastic sheets 1111, the telescopic pins 1110 can slide back and forth along the synchronous clutch disk 1107, the front ends of the telescopic pins 1110 are in the sliding groove 1109, the clutch shift levers 37 can abut against the telescopic pins 1110, and when the telescopic pins 1110 are subjected to the abutting force of the clutch shift levers 37, the telescopic pins 1110 retract backwards along with the elastic sheets 1111.
In order to further improve the stability of the joint of the synchronizing clutch disk 1107 and the power transmission gear 30, a plurality of connecting grooves 1105 are arranged at one end of the synchronizing clutch disk 1107 away from the power transmission gear 30, a plurality of screw rods 1104 which are in one-to-one correspondence with the connecting grooves 1105 are arranged on the synchronizing clutch disk 1107, one end of each screw rod 1104 is slidably connected to the synchronizing clutch disk 1107 through the connecting grooves 1105, the other end of each screw rod 1104 extends out of the synchronizing clutch disk 1107 and extends towards the direction of the power transmission gear 30, a synchronizing ring 1102 is connected to the other end of each screw rod 1104, the synchronizing ring 1102 can be in contact with the inner conical surface of the power transmission gear 30, a push-pull spring 1103 is sleeved on each screw rod 1104, one end of the synchronizing clutch disk 1107, which is opposite to the synchronizing ring 1102, is fixedly connected with a clutch push-pull retainer 1108, one end of the push-pull spring 1103 abuts against the clutch push-pull retainer 1108, and the other end of the push-pull spring 1103 abuts against the synchronizing ring 1102.
In order to further realize the rotation of the central transmission shaft 23, the rear end of the supporting tool rest 1 is fixedly connected with a driving motor 24, a main shaft 39 of the driving motor 24 is connected with the central transmission shaft 23 through a coupler 38, the supporting tool rest 1 is fixedly provided with a connecting shell 22, a supporting inner ring 8 is fixedly connected in the connecting shell 22, one inward side of the supporting inner ring 8 is fixedly connected with a supporting wheel 9, the rear end of the central transmission shaft 23 is rotatably connected in the supporting wheel 9 through a first axial supporting bearing 10, and the front end of the central transmission shaft 23 is rotatably connected in the power shell 6 through a second axial supporting bearing 15.
In order to realize tool changing, the tool changing mechanism 5 comprises a servo motor 504 fixedly connected to the lower part of the connecting shell 22, a worm 501 rotatably connected to the connecting shell 22 is connected to the servo motor 504, a worm wheel 502 matched with the worm 501 is rotatably connected to the supporting inner ring 8, a connecting ring 503 is fixedly connected to the front end of the worm wheel 502, the connecting ring 503 is fixedly connected to the rear supporting cover 21, and the worm wheel 502 drives the power shell 6 to rotate; the rear support cover 21 is provided with a plurality of positioning holes, the outer part of the connecting shell 22 is fixedly connected with at least one fixing plate 32, the fixing plate 32 is fixedly connected with a positioning cylinder 33, the positioning cylinder 33 is connected with a guide rod capable of performing reciprocating linear movement, the fixing plate 32 is provided with a central through hole, and the guide rod can be inserted into any positioning hole through the central through hole.
In the invention, an axial tool 34 chuck 7 and a radial tool 34 chuck 19 for clamping a tool 34 are respectively connected to the axial power transmission shaft I16 and the radial power transmission shaft, and different tools 34 can be mounted on different axial tool 34 chucks 7 and radial tool 34 chucks 19 and are used for processing shaft parts with complex shapes such as a screw 1104 with various threads; when machining in the axial direction is needed, the axial power transmission shaft I16 with the corresponding cutter 34 is rotated to a set fixed position to be machined according to actual needs, specifically, the driving motor 24 is controlled to act, the main shaft 39 rotates, the main shaft 39 drives the central transmission shaft 23 to rotate through the coupler 38, the central transmission shaft 23 drives the driving gear 36 to rotate, the driving gear 35 drives each power transmission gear 30 to rotate, the axial power transmission shaft I16 with the corresponding cutter 34 is rotated to the position of the magnetic rod 4101 according to actual needs, specifically, the servo motor 504 acts, the worm 501 rotates, the worm 501 drives the worm wheel 502 to rotate, the worm wheel 502 sequentially drives the power shell 6 to rotate through the connecting ring 503 and the rear support cover 21, when the corresponding axial power transmission shaft I16 rotates to be coaxial with the magnetic rod 4101, the servo motor 504 stops acting, and the positioning air cylinder 33 acts simultaneously, the guide rod extends into the positioning hole, the power shell 6 stops rotating, the driving motor 24 drives the main shaft 39 to rotate, the main shaft 39 drives the central transmission shaft 23 to rotate through the coupler 38, the central transmission shaft 23 drives the driving gear 36 to rotate, the driving gear 36 drives each power transmission gear 30 to rotate, the linear driver 41 acts, the magnetic rod 4101 extends forwards, the magnetic rod 4101 pushes the ejector rod 31 to move inwards, the ejector rod 31 pushes the transverse push rod 1106 to slide axially along the chute 27, the return spring 1101 is compressed under the pushing action of the transverse push rod 1106, the transverse push rod 1106 drives the synchronous clutch disc 1107 to move towards the direction of the power transmission gear 30, the synchronous clutch disc 1107 pushes the push-pull spring 1103, the synchronous ring 1102 is in contact with the inner conical surface of the power transmission gear 30 in advance under the pushing action of the push-pull spring 1103 to generate friction force, the synchronous ring 1102 drives the synchronous clutch disc 1107 to pre-rotate until the clutch rod 37 enters the sliding groove 1109 of the synchronous clutch disc 1107, the clutch shift lever 37 slides along the sliding groove 1109 immediately after entering the sliding groove 1109 and is attached to the telescopic pin 1110 in the sliding groove 1109, when the clutch shift lever 37 just abuts against the telescopic pin 1110 when entering the sliding groove 1109, the telescopic pin 1110 can stretch backwards under the action of the tail end elastic sheet 1111, so that the clutch shift lever 37 can stably enter the sliding groove 1109 and is attached to the telescopic pin 1110, at the moment, the rotating speed of the power transmission gear 30 is synchronous and consistent with that of the synchronous clutch disc 1107, the rest of the power transmission gears 30 idle on the corresponding axial power transmission shaft I16 or axial power transmission shaft II 29, the synchronous clutch disc 1107 drives the axial power transmission shaft I16 to rotate through the internal transverse push rod 1106, the axial power transmission shaft I16 drives the axial cutter chuck 34 to rotate, and the corresponding cutter 34 cuts parts, so that the axial machining of the parts is realized; after the processing is finished, the linear driver 41 acts in the reverse direction, the magnetic rod 4101 leaves the ejector rod 31, the horizontal push rod 1106 and the ejector rod 31 are reset under the left and right of the reset spring 1101, the synchronous clutch disk 1107 is reset, the synchronous clutch disk 1107 leaves the power transmission gear 30, and the synchronous ring 1102 leaves the inner conical surface of the power transmission gear 30 along with the synchronous clutch disk 1107 to realize power separation; when machining in the radial direction is needed, rotating the radial power transmission shaft with the corresponding cutter 34 to a set position according to actual needs, enabling the corresponding second axial power transmission shaft 29 to be coaxial with the magnetic rod 4101, and realizing that the action principle of power connection and separation of the second axial power transmission shaft 29 is similar to that of the first axial power transmission shaft 16, which is not described herein again, the second axial power transmission shaft 29 drives the driving reversing gear 25 to rotate, the driving reversing gear 25 drives the driven reversing gear 20 to rotate, the driven reversing gear 20 drives the radial power transmission shaft to rotate, the radial power transmission shaft drives the chuck 19 of the radial cutter 34 to rotate, and the cutter 34 cuts parts to realize radial machining; in the invention, the radial and axial processing are integrated and staggered, so that mutual interference is avoided and the working reliability is improved; the structure is compact and ingenious, the driving motor 2411 can independently provide enough cutting power for any cutter 34 on the power shell 6, the energy consumption is reduced, the composite processing process of various process combinations can be realized, and the production efficiency is greatly improved; the method can be applied to the processing work of parts with complex shapes, and is particularly suitable for the processing work of screws 1104 with different shapes.
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 (10)
1. The utility model provides an axial radial compound multitool pole power knife rest, its characterized in that, includes the support knife rest, be connected with the tool changing mechanism on the support knife rest, the tool changing mechanism front end is connected with rotatable power casing, a plurality of axial fixing bases have been arranged to the power casing front end, are fixed with radial power conversion seat on the power casing between per two axial fixing bases, a plurality of axial power transmission axle one and axial power transmission axle two have been arranged in the power casing, and axial power transmission axle one and axial power transmission axle two are parallel with the axis of power casing respectively, the front end of axial power transmission axle one is rotationally connected in the axial fixing base that corresponds, the front end of axial power transmission axle two stretches into in the radial power conversion seat that corresponds, and the front end of axial power transmission axle two is connected with initiative steering gear, rotationally be connected with radial power transmission axle on the radial power conversion seat, the radial power transmission shaft is connected with a driven steering gear engaged with the driving steering gear, the axial power transmission shaft I and the axial power transmission shaft II in the power shell are both connected with synchronous clutches, the axial power transmission shaft I and the axial power transmission shaft II in the power shell are also both rotatably connected with power transmission gears, ejector rods capable of axially sliding are connected in the axial power transmission shaft I and the axial power transmission shaft II, the ejector rods can drive the corresponding synchronous clutches to move towards the direction of the power transmission gears, and the synchronous clutches can be matched with the power transmission gears.
2. The axial-radial composite multi-cutter-bar power tool rest according to claim 1, wherein a rear support cover is fixedly connected to the rear end of the power housing, a central transmission shaft is rotatably connected to the rear support cover, the end of the central transmission shaft extending forward is arranged in the power housing, and a driving gear is connected to the front portion of the central transmission shaft and is meshed with each power transmission gear.
3. The axial-radial composite multi-cutter-bar power cutter rest according to claim 1, wherein the first axial power transmission shaft and the second axial power transmission shaft are provided with chutes, the first axial power transmission shaft and the second axial power transmission shaft are provided with through holes communicated with the corresponding chutes, the ejector rod is mounted in the chutes and can slide along the chutes, the synchronous clutch on the first axial power transmission shaft comprises a transverse push rod penetrating through the chutes and sleeved on the ejector rod, the transverse push rod can slide axially along the axial through holes, the ejector rod can push the transverse push rod to move inwards, the ejector rod at one inward end of the transverse push rod is sleeved with a return spring, and one inward end of the return spring abuts against the first axial power transmission shaft.
4. The axial and radial compound multi-cutter-bar power tool rest according to claim 3, wherein the synchronous clutch further comprises a synchronous clutch disc slidably connected to the first axial power transmission shaft, a plurality of clutch shift levers are arranged at one end of the power transmission gear, which faces the synchronous clutch disc, a sliding groove capable of accommodating the clutch shift levers is formed in the synchronous clutch disc, a plurality of elastic pieces are arranged at one end, which is far away from the power transmission gear, of the synchronous clutch disc, telescopic pins which correspond to the clutch shift levers one by one are fixedly connected to the elastic pieces, the telescopic pins can slide back and forth along the synchronous clutch disc, the front ends of the telescopic pins are arranged in the sliding groove, the clutch shift levers can abut against the telescopic pins, and when the telescopic pins are subjected to the contact force of the clutch shift levers, the telescopic pins can retract back along with the elastic pieces.
5. The axial and radial compound multi-cutter-bar power tool rest according to claim 4, wherein a plurality of connecting grooves are arranged at one end of the synchronous clutch disc far away from the power transmission gear, a plurality of screw rods which correspond to the connecting grooves in a one-to-one manner are arranged on the synchronous clutch disc, one end of each screw rod is slidably connected to the synchronous clutch disc through the connecting grooves, the other end of each screw rod extends out of the synchronous clutch disc and extends towards the direction of the power transmission gear, a synchronizing ring is connected to the other end of each screw rod and can be in contact with an inner conical surface of the power transmission gear, a push-pull spring is sleeved on each screw rod, one end of each push-pull spring abuts against the synchronous clutch disc, and the other end of each push-pull spring abuts against the synchronizing ring.
6. The axial-radial composite multi-cutter-bar power cutter rest according to claim 2, wherein a linear driver is fixedly connected to the support cutter rest, a driving push rod capable of reciprocating and linearly moving is connected to the linear driver, and the driving push rod can push the ejector rod to slide inwards.
7. The axial-radial composite multi-cutter-bar power cutter rest according to claim 2, wherein a driving motor is fixedly connected to the rear end of the supporting cutter rest, and a main shaft of the driving motor is connected with the central transmission shaft through a coupler.
8. The axial-radial composite multi-cutter-bar power cutter holder according to claim 2, wherein the support cutter holder is fixed with a connection housing, a support inner ring is fixedly connected in the connection housing, a support wheel is fixedly connected to the inward side of the support inner ring, the rear end of the central transmission shaft is rotatably connected in the support wheel through a first axial support bearing, and the front end of the central transmission shaft is rotatably connected in the power housing through a second axial support bearing.
9. The axial and radial compound multi-tool-bar power tool rest according to claim 8, wherein the tool changing mechanism comprises a servo motor fixedly connected to the lower portion of the connecting shell, a worm rotatably connected to the connecting shell is connected to the servo motor, a worm wheel matched with the worm is rotatably connected to the supporting inner ring, and the worm wheel drives the power shell to rotate.
10. The axial-radial composite multi-cutter-bar power tool rest according to claim 8 or 9, wherein a plurality of positioning holes are arranged on the rear support cover, a fixing plate is fixedly connected to the outside of the connecting shell, a positioning cylinder is fixedly connected to the fixing plate, a guide rod capable of performing reciprocating linear movement is connected to the positioning cylinder, a central through hole is formed in the fixing plate, and the guide rod can be inserted into any positioning hole through the central through hole.
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| CN202110482513.0A CN113084566B (en) | 2021-04-30 | 2021-04-30 | Axial-radial composite multi-cutter-bar power cutter rest |
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