CN113145880A - Axial cutter bar and radial cutter bar composite multi-station turret type power cutter rest - Google Patents
Axial cutter bar and radial cutter bar composite multi-station turret type power cutter rest Download PDFInfo
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- CN113145880A CN113145880A CN202110398797.5A CN202110398797A CN113145880A CN 113145880 A CN113145880 A CN 113145880A CN 202110398797 A CN202110398797 A CN 202110398797A CN 113145880 A CN113145880 A CN 113145880A
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- axial
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- transmission shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
- B23B29/24—Tool holders for a plurality of cutting tools, e.g. turrets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
- B23B29/24—Tool holders for a plurality of cutting tools, e.g. turrets
- B23B29/244—Toolposts, i.e. clamping quick-change toolholders, without description of the angular positioning device
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Abstract
The invention discloses a multi-station turret type power tool rest compounding an axial tool bar and a radial tool bar in the technical field of machining, which comprises a support frame, wherein the support frame is connected with an outer shell, a rotatable power disc is arranged on the outer shell, a plurality of cutting assemblies and clutch driving assemblies are distributed on the power disc, each cutting assembly comprises a radial power transmission shaft connected to the power disc, a driven gear is connected to each radial power transmission shaft, an axial power transmission shaft in transmission connection with each radial power transmission shaft is connected to an axial conversion sleeve, a clutch push plate is fixed to the outer side of the outer shell, each clutch driving assembly comprises a clutch driving rod connected to the power disc and capable of abutting against the clutch push plate, a clutch spring is sleeved on each clutch driving rod, each radial power transmission shaft is connected with a clutch sleeve, each clutch sleeve is connected with a shifting fork ring, and each radial power transmission shaft is connected with a synchronizing wheel capable of being meshed with an inner ring of the shifting fork ring; the invention realizes the multi-station feeding processing combining the radial direction and the axial direction.
Description
Technical Field
The invention belongs to the technical field of machining, and particularly relates to an axial cutter bar and radial cutter bar combined multi-station turret type power cutter rest.
Background
The thread machining is a process for machining a workpiece by using a tool for manufacturing threads and adopting processes of cutting, turning, milling, grinding and the like, in order to realize the automatic machining process of the composite processes, not only is the tool rest required to be capable of automatically changing tools according to a numerical control program, but also the tool rest is required to provide certain cutting power, so that products related to power tool rests are rapidly developed in recent years, but the existing power tool rest technology still has a plurality of serious defects, for example, the cutting power provided by the tool rest is small; when the tool is in work, all the tools on the power tool rest need to be operated simultaneously, so that the interference phenomenon is easy to generate; the tool holder can only provide a single axial power for the tool.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to solve the technical problems that the processing can be carried out only in the axial direction and the interference phenomenon is easy to occur in the prior art, and provides the axial cutter bar and radial cutter bar combined multi-station turret type power cutter rest.
The purpose of the invention is realized as follows: the utility model provides an axial cutter arbor and compound multistation turret formula power knife rest of radial cutter arbor, includes the support frame, its characterized in that, fixedly connected with shell body on the support frame, the one end that the support frame was kept away from to the shell body is equipped with rotatable power disc, rotationally be connected with drive gear on the power disc, a plurality of cutting components and separation and reunion drive assembly of having arranged on the circumference of power disc, cutting component includes the radial power transmission shaft of rotationally connecting on the power disc, be connected with driven gear on the radial power transmission shaft in the power disc, drive gear and each driven gear meshing, in two adjacent radial power transmission shafts, one stretches out and is connected with radial cutter chuck on the radial power transmission shaft outside the power disc, and another stretches out and is connected with transmission bevel gear on the radial power transmission shaft outside the power disc, axial conversion board outside fixedly connected with axial conversion cover, the axial conversion sleeve is rotatably connected with an axial power transmission shaft, the radial cutter chucks and the axial power transmission shaft are arranged in a one-to-one staggered manner, the axial power transmission shaft in the axial conversion sleeve is connected with an axial reversing bevel gear, the axial reversing bevel gear is engaged with the transmission bevel gear, the outer side of the shell is fixedly connected with a clutch push plate, the clutch driving component comprises a clutch driving rod which is connected on the power disc and arranged in parallel with the corresponding radial power transmission shaft, the radial power transmission shaft is connected with a clutch sleeve, the clutch sleeve is connected with a shifting fork ring, a synchronizing wheel which can be engaged with an inner ring of the shifting fork ring is connected on the radial power transmission shaft between the clutch sleeve and the driven gear, the outer end of the clutch driving rod is provided with a limiting part, a clutch spring is sleeved on the clutch driving rod between the limiting part and the power disc, and the outer side of the limiting part can be abutted against one end of the clutch push plate, which is arranged relative to the power disc, one end of a clutch driving rod extending into the power disc is connected with the shifting fork ring, when the clutch spring is in a natural state, the synchronizing wheel is disengaged from the driven gear, and when the synchronizing wheel moves inwards, the synchronizing wheel can be pressed on the driven gear.
In the invention, different cutters are arranged on different axial power transmission shafts and different radial cutter chucks, and each cutter is respectively used for cutting screw rod equiaxial parts with different shapes; the driving gear rotates, the driving gear drives each driven gear to rotate, the position of the power disc is adjusted according to the shape of a screw to be cut, a tool to be cut is enabled to rotate towards the direction of the clutch push plate, when the clutch driving rod starts to contact with the clutch push plate, the clutch driving rod moves inwards under the action of the clutch push plate, the clutch driving rod pushes the shifting fork to move towards the direction of the driven gear, the shifting fork drives the shifting fork ring to move, the clutch driving rod continues to push inwards, the inner ring of the shifting fork ring is meshed with the synchronizing wheel, when the clutch driving rod completely butts against the clutch push plate, the power disc stops rotating, the conical surface of the synchronizing wheel presses the driven gear at the moment, the driven gear drives the synchronizing wheel to rotate, the synchronizing wheel drives the shifting fork ring to rotate, the shifting fork ring drives the clutch sleeve to rotate, the clutch sleeve drives the radial power transmission shaft to rotate, and the radial power transmission shaft drives the radial tool chuck to rotate at a high speed, the radial cutting processing is realized, the axial cutting process is established on the basis of a radial power structure, the radial power transmission shaft drives the transmission bevel gear to rotate, the clutch sleeve drives the radial power transmission shaft to rotate, the radial power transmission shaft drives the transmission bevel gear to rotate, the transmission bevel gear drives the axial reversing bevel gear to rotate, the axial reversing bevel gear drives the axial power transmission shaft to rotate, the axial power transmission shaft drives the cutter chuck to rotate, the cutter rotates at high speed, and the screw rod with the corresponding shape in the axial direction is processed; when other cutters need to be replaced, the power disc rotates, the clutch driving rod leaves the clutch push plate, the clutch driving rod is rapidly reset under the action of the clutch spring, the shifting fork ring is disengaged from the synchronizing wheel, the synchronizing wheel is disengaged from the driven gear, the radial power transmission shaft stops rotating, the rotating angle of the power disc is controlled, the clutch driving rod corresponding to the next cutting assembly rotates to the position of the clutch push plate, the actions are repeated, and the processing of the screw rods with different shapes is realized; the invention has compact structure, each driven gear is driven to rotate by a driving gear, when a cutter needs to be replaced, the rotation of the power disc is directly controlled, the cutter to be cut is rotated to a fixed position, namely, a clutch driving rod is rotated to the position of a clutch push plate, the power of the driving gear is not required to be cut off, the clutch driving rod moves inwards under the action of the clutch push plate so as to sequentially drive a shifting fork and a shifting fork ring to move, when the power disc stops rotating, the clutch driving rod completely props against the clutch push plate, a synchronizing wheel is tightly pressed on the driven gear to drive the rotation of a radial power transmission shaft, the radial power transmission shaft sequentially drives the rotation of an axial power transmission shaft through a transmission bevel gear and an axial reversing bevel gear, the rotation of the cutter to be cut is realized, after the processing, the clutch driving rod rapidly moves outwards under the action of a clutch spring, so that the synchronizing wheel is rapidly disengaged from the driven gear, the structure is ingenious, and the work is more reliable; the method can be applied to the processing work of screw rod equiaxial parts, in particular to the processing work of screw rods and shaft parts with complex shapes.
In order to further improve the rigidity of the axial power transmission shaft, a first mounting opening and a second mounting opening are respectively formed in two ends of the axial conversion sleeve in the axial direction, a first axial supporting bearing is connected in the axial conversion sleeve at the first mounting opening, one end of the axial power transmission shaft is connected to the axial conversion sleeve through the first axial supporting bearing, a bearing sleeve is fixedly connected in the axial conversion sleeve at the second mounting opening, a second axial supporting bearing is connected in the bearing sleeve, and the axial power transmission shaft is connected to the bearing sleeve through the second axial supporting bearing.
In order to further realize the clutch action of the radial power transmission shaft, one end, facing inwards, of the clutch push plate is provided with an inclined part, the inclined part is inclined inwards from top to bottom, a vertical part is arranged on the lower side of the inclined part, when the limiting part is abutted against the inclined part, the clutch spring begins to be compressed, one end, opposite to the clutch sleeve, of the synchronizing wheel is connected with a synchronizing lock ring, and a plurality of synchronizing teeth capable of being meshed with an inner ring of the shifting fork ring are arranged on the periphery of the synchronizing lock ring.
In order to further improve the reliability of the power rotation stopping, at least one fixing plate is fixedly connected to the outer side of the outer shell, a positioning driver is connected to the fixing plate, a positioning rod which extends towards the direction of the power disc and can perform reciprocating linear movement is connected to the positioning driver, a first positioning hole is formed in the fixing plate, and the positioning rod can be inserted into the power disc through the first positioning hole.
In order to further improve the power of radial power transmission shaft, the one end of keeping away from the power dish on the axial direction of power dish rotationally is connected with central location axle, fixedly connected with driving motor on the support frame, the last output shaft that is connected with of driving motor, the output shaft is connected with the power connecting rod towards the one end of power dish, the one end fixed connection that the output shaft was kept away from to the power connecting rod has the power switching dish, the power switching dish is between central location axle and power connecting rod, and central location axle, power switching dish and power connecting rod link together, the one end of power switching dish orientation location center pin is connected with drive gear.
In order to further improve the rigidity of the radial power transmission shaft, the synchronizing wheel is connected to the radial power transmission shaft through a thrust roller bearing, two ends of the radial power transmission shaft are rotatably connected to the power disc through radial supporting bearings, and an axial positioning ring for limiting axial movement of the radial supporting bearings is connected to the radial power transmission shaft on the inward side of the thrust roller bearing.
In order to further realize the rotation of power disc, shell body outside fixedly connected with drive motor, the lateral part of shell body rotationally is connected with the worm, drive motor is connected with the worm, and shell body in-connection has rotatable worm wheel, worm wheel and worm cooperation, one side fixedly connected with go-between that the relative power disc of worm wheel set up, the one end fixedly connected with transition dish that the relative shell body of power disc set up, the one end that the worm wheel was kept away from to the go-between is coiled fixed connection in the transition.
In order to further improve the reliability of the worm wheel during rotation, an inner support ring is fixedly connected to the inner side of the outer shell, a plurality of balls are distributed on the periphery of the inner support ring, and the inner edge of the worm wheel is rotatably connected to the inner support ring through the balls.
In order to further improve the reliability of connection between the first axial support bearing and the second axial support bearing and the axial conversion sleeve, the two ends of the axial conversion sleeve in the axial direction are respectively and fixedly connected with a first axial end cover and a second axial end cover, the first axial end cover is in contact with one outward side of the first axial bearing, and the second axial end cover is tightly pressed on one outward side of the bearing sleeve.
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 top view of the present invention.
Fig. 5 is a view along the line C-C in fig. 4.
Fig. 6 is a first perspective view of the present invention.
Fig. 7 is a partial enlarged view of fig. 6 at D.
Fig. 8 is a second perspective view of the present invention.
Fig. 9 is a three-dimensional structure diagram of the present invention.
Fig. 10 is a perspective view of the present invention with the power disc hidden.
Fig. 11 is a partial enlarged view at E in fig. 10.
Fig. 12 is a view from direction F-F in fig. 4.
Fig. 13 is a partial enlarged view at G in fig. 10.
Wherein, 1 cutting component, 101 axial cutter chuck, 102 axial end cover I, 103 axial support bearing I, 104 driven gear, 105 radial support bearing III, 106 radial support bearing I, 107 radial power transmission shaft, 108 thrust roller bearing, 109 axial positioning ring, 110 driving gear, 111 radial end cover, 112 transmission bevel gear, 113 axial power transmission shaft, 114 axial reversing bevel gear, 115 bearing sleeve, 116 axial end cover II, 117 axial support bearing II, 118 limit sleeve, 119 axial conversion plate, 120 axial conversion sleeve, 121 axial cutter, 122 radial cutter chuck, 123 radial cutter, 124 axial support bearing III, 2 support frame, 3 power disc, 4 outer shell, 5 worm wheel, 6 worm, 7 connection ring, 8 transition disc, 9 connection bearing, 10 support sleeve, 11 bearing baffle, 12 central positioning shaft, 13 power conversion disc, 14 power connection rod, 15 couplings, 16 output shafts, 17 driving motors, 18 positioning drivers, 19 fixing plates, 20 clutch push plates, 2001 inclined parts, 2002 vertical parts, 21 positioning hole II, 22 positioning hole I, 23 positioning rods, 24 clutch driving components, 2401 clutch driving rods, 2401a limiting parts, 2402 clutch springs, 2403 synchronous locking rings, 2404 synchronous wheels, 2404a synchronous teeth, 2405 clutch sleeves, 2406 shifting forks, 2407 shifting fork rings, 2408 positioning sleeves, 25 driving motors, 26 balls, 27 inner supporting rings and 28 connecting grooves.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 13, the multi-station turret type power tool holder combining an axial tool bar and a radial tool bar comprises a support frame 2, wherein an outer shell 4 is fixedly connected to the support frame 2, a rotatable power disc 3 is arranged at one end of the outer shell 4, which is far away from the support frame 2, a driving gear 110 is rotatably connected to the power disc 3, a plurality of cutting assemblies 1 and clutch driving assemblies 24 are arranged on the circumference of the power disc 3, in this embodiment, 8 cutting assemblies 1 and clutch driving assemblies 24 are arranged, a plurality of connecting grooves 28 are arranged at one side of the power disc 3, which is far away from the outer shell 4, facing outwards, and a plurality of connecting grooves 28 are arranged between two adjacent groups of cutting assemblies, in this embodiment, 8 connecting grooves 28 are also arranged, each cutting assembly 1 comprises a radial power transmission shaft 107 rotatably connected to the power disc 3, and one radial power transmission shaft 107, which extends out of the power disc 3, is connected to a radial tool chuck 122, a transmission bevel gear 112 is connected to another radial power transmission shaft 107 extending out of the power disc 3, an axial conversion plate 119 is fixed on the periphery of the power disc 3 corresponding to the transmission bevel gear 112, driven gears 104 are connected to the radial power transmission shafts 107 in the power disc 3, a driving gear 110 is meshed with each driven gear 104, the transmission bevel gear 112 is connected to the radial power transmission shafts 107 extending out of the power disc 3, an axial conversion sleeve 120 is fixedly connected to the outer side of the axial conversion plate 119, an axial power transmission shaft 113 is rotatably connected to the axial conversion sleeve 120, an axial direction reversing bevel gear 114 is connected to the axial power transmission shaft 113 in the axial conversion sleeve 120, the axial direction reversing bevel gear 114 is meshed with the transmission bevel gear 112, two ends of the axial direction conversion sleeve 120 are respectively and fixedly connected with an axial end cover one 102 and an axial end cover two 116, the axial end cover one 102 is contacted with the outward side of the axial direction supporting bearing one 103, the second axial end cover 116 is tightly pressed on one outward side of the bearing sleeve 115, a clutch push plate 20 is fixedly connected to the outer side of the outer shell 4, a clutch driving assembly 24 comprises a positioning sleeve 2408 which is slidably connected to the power disc 3 and is arranged in parallel with the corresponding radial power transmission shaft 107, the material of the positioning sleeve 2408 is preferably copper, a clutch driving rod 2401 is connected to the positioning sleeve 2408, a clutch sleeve 2405 is connected to the radial power transmission shaft 107, a shifting fork ring 2407 is connected to the clutch sleeve 2405, a synchronizing wheel 2404 which can be engaged with the inner ring of the shifting fork ring 2407 is connected to the radial power transmission shaft 107 between the clutch sleeve 2405 and the driven gear 104, a limit portion 2401a is arranged at the outer end of the clutch driving rod 2401, a clutch spring 2402 is sleeved on the clutch driving rod 2401 between the limit portion 2401a and the power disc 3, the outer side of the limit portion 2401a can be abutted against one end of the clutch push plate 20 arranged opposite to the power disc 3, one end of the clutch driving rod 2401 which extends into the power disc 3 is connected to the shifting fork ring 2407, one inward end of the clutch push plate 20 is provided with an inclined part 2001, the inclined part 2001 is inclined from outside to inside when viewed from top to bottom, a vertical part 2002 is arranged on the lower side of the inclined part 2001, when the limiting part 2401a starts to abut against the inclined part 2001, the clutch spring 2402 starts to be compressed, one end of the synchronizing wheel 2404 opposite to the clutch sleeve 2405 is connected with a slidable synchronizing lock ring 2403, and a plurality of synchronizing teeth 2404a capable of being meshed with the inner ring of the shifting fork ring 2407 are arranged on the periphery of the synchronizing lock ring 2403; when the clutch spring 2402 is in a natural state, the synchronizing wheel 2404 is disengaged from the driven gear 104, and the synchronizing wheel 2404 can be pressed against the driven gear 104 when moving inward.
In order to further improve the reliability of the power rotation stopping, at least one fixing plate 19 is fixedly connected to the outer side of the outer shell 4, a positioning driver 18 is connected to the fixing plate 19, a positioning rod 23 which extends towards the direction of the power disc 3 and can perform reciprocating linear movement is connected to the positioning driver 18, a positioning hole I22 is formed in the fixing plate 19, and the positioning rod 23 can extend towards the direction of the power disc 3 through the positioning hole I22.
In order to further improve the power of the radial power transmission shaft 107, one end of the power disc 3 far away from the power disc 3 in the axial direction is rotatably connected with a central positioning shaft 12, a support sleeve 10 is fixedly connected in the power disc 3, the central positioning shaft 12 is rotatably connected in the support sleeve 10 through a connecting bearing 9, one end of the central positioning shaft 12 facing outwards is fixedly connected with a bearing baffle 11 for limiting the outward movement of the connecting bearing 9, a driving motor 17 is fixedly connected on the support frame 2, an output shaft 16 is connected on the driving motor 17, one end of the output shaft 16 facing towards the power disc 3 is connected with a power connecting rod 14 through a coupler 15, one end of the power connecting rod 14 far away from the output shaft 16 is fixedly connected with a power adapter 13, the power adapter 13 is arranged between the central positioning shaft 12 and the power connecting rod 14, the central positioning shaft 12, the power adapter 13 and the power connecting rod 14 are connected together, one end of the power adapter disc 13 facing the positioning central shaft is connected with the driving gear 110; in order to further improve the rigidity of the radial power transmission shaft 107, the synchronizing wheel 2404 is connected on the radial power transmission shaft 107 through a thrust roller bearing 108, the radial power transmission shaft 107 is rotatably connected on the power disc 3 through a radial support bearing I106, the radial power transmission shaft 107 on the inward side of the thrust roller bearing 108 is connected with an axial positioning ring 109 for limiting the axial movement of the radial support bearing I106, the radial power transmission shaft 107 on the outward end of the clutch sleeve 2405 far away from the synchronizing wheel 2404 is rotatably connected on the power disc 3 through a radial support bearing II, the outward end of the radial power transmission shaft 107 is in threaded connection with a limiting sleeve 118 for limiting the axial movement of the radial support bearing II, a plurality of radial end covers 111 corresponding to the radial power transmission shafts 107 one by one are arranged on the outer side of the power disc 3, the radial end covers 111 are sleeved on the outer side of the limiting sleeve 118, the inward side of the radial end covers 111 is contacted with the outward side of the radial support bearing II, the radial power transmission shaft 107 on the inward side of the radial support bearing one 106 is also rotatably connected to the power disc 3 via the radial support bearing three 105.
In order to further realize the rotation of the power disc 3, a transmission motor 25 is fixedly connected to the outer side of the outer shell 4, a worm 6 is rotatably connected to the side portion of the outer shell 4, the transmission motor 25 is connected with the worm 6, a rotatable worm wheel 5 is connected in the outer shell 4, the worm wheel 5 is matched with the worm 6, a connecting ring 7 is fixedly connected to one side of the worm wheel 5, which is arranged opposite to the power disc 3, a transition disc 8 is fixedly connected to one end of the power disc 3, which is arranged opposite to the outer shell 4, the transition disc 8 is fixedly connected to one end, which is far away from the worm wheel 5, of the connecting ring 7, a positioning hole II 21, which can be coaxial with the positioning hole I22, is formed in the transition disc 8, and when the conical surface of the synchronizing wheel 2404 is pressed on the driven gear 104, the positioning rod 23 can be inserted into the corresponding positioning hole II 21 through the positioning hole I22; an inner supporting ring 27 is fixedly connected to the inner side of the outer shell 4, a plurality of balls 26 are arranged on the periphery of the inner supporting ring 27, and the inner edge of the worm wheel 5 is rotatably connected to the inner supporting ring 27 through the balls 26.
In the invention, an axial tool chuck 101 for clamping an axial tool 121 is connected to an axial power transmission shaft 113 extending out of an axial conversion sleeve 120, different axial tools 121 and different radial tools 123 are respectively mounted on different axial tool chucks 101 and different radial tool chucks 122, and each axial tool 121 and each radial tool 123 are respectively used for cutting screw rod equiaxial parts with different shapes; when the invention is used for processing parts, the driving motor 17 acts, the output shaft 16 drives the power connecting rod 14 to rotate through the coupler 15, the power connecting rod 14 drives the power adapter disc 13 to rotate, the power adapter disc 13 drives the driving gear 110 to rotate, the central positioning shaft 12 is connected in the support sleeve 10 through the connecting bearing 9, the driving gear 110 is connected on the power disc 3 through the axial support bearing three 124, the double support improves the reliability of high-speed rotation of the driving gear 110, the driving gear 110 drives each driven gear 104 to rotate, the position of the power disc 3 is adjusted according to the shape of a screw to be cut, the driving motor 25 acts, the driving motor 25 drives the worm 6 to rotate, the worm 6 drives the worm wheel 5 to rotate, the wheel 5 drives the transition disc 8 to rotate through the connecting ring 7, the transition disc 8 drives the power disc 3 to rotate, the action direction of the driving motor 25 is controlled, and the axial cutter 121 to be cut rotates towards the direction of the clutch push plate 20, when a part needs to be machined axially, when an axial cutter to be cut rotates to a specified position, and the corresponding clutch driving rod 2401 starts to contact with the inclined part 2001 of the clutch push plate 20, the clutch driving rod 2401 moves inwards under the action of the clutch push plate 20, the clutch driving rod 2401 pushes the shifting fork 2406 to move towards the direction of the driven gear 104, the shifting fork 2406 drives the shifting fork ring 2407 to move, the clutch driving rod 2401 continues to push inwards, the inner ring of the shifting fork ring 2407 is meshed with the synchronizing wheel 2404, when the clutch driving rod 2401 completely abuts against the vertical part 2002, the transmission motor 25 stops operating, the positioning driver 18 operates to extend the positioning rod 23 outwards, the positioning rod 23 is inserted into the positioning hole two 21 through the positioning hole one 22 to completely stop the rotation of the power disc 3, at the moment, the conical surface of the synchronizing wheel 2404 presses against the driven gear 104 to drive the synchronizing wheel 2404 to rotate, the synchronizing wheel 2404 drives the shifting fork ring 2407 to rotate, the shifting fork ring 2407 drives the clutch sleeve 2405 to rotate, the clutch sleeve 2405 drives the radial power transmission shaft 107 to rotate, the radial power transmission shaft 107 drives the transmission bevel gear 112 to rotate, the transmission bevel gear 112 drives the axial reversing bevel gear 114 to rotate, the axial reversing bevel gear 114 drives the axial power transmission shaft 113 to rotate, the axial power transmission shaft 113 drives the axial cutter chuck 101 to rotate, the axial cutter 121 rotates at a high speed to machine a screw rod with a corresponding shape in the axial direction, two ends of the axial power transmission shaft 113 are respectively and rotatably connected to the axial conversion sleeve 120 through an axial support bearing I103 and an axial support bearing II 117, the rigidity of the axial power transmission shaft 113 is improved, the axial support bearing I103 is a tapered roller bearing, and the axial support bearing II 117 is an angular contact ball bearing; one section of the radial power transmission shaft 107 close to the outer end is connected to the power disc 3 through the radial support bearing II, one end of the radial power transmission shaft 107 close to the inner end is connected to the power disc 3 through the radial support bearing I106 and the radial support bearing III 105 respectively, the rigidity of the radial power transmission shaft 107 is improved, the processing quality is improved, and the axial cutter 121 is not easy to damage; when other axial cutters 121 need to be replaced, the transmission motor 25 operates, the power disc 3 rotates, the clutch driving rod 2401 leaves the clutch push plate 20, the clutch driving rod 2401 is quickly reset under the action of the clutch spring 2402, the shifting fork ring 2407 disengages the synchronizing wheel 2404, the synchronizing wheel 2404 disengages from the driven gear 104, the radial power transmission shaft 107 stops rotating, the transmission motor 25 is controlled to operate to control the rotating angle of the power disc 3, the clutch driving rod 2401 corresponding to the next cutting assembly rotates to the position of the clutch push plate 20, and the operations are repeated to realize screw machining with different shapes; when parts need to be machined in the radial direction, the working principle is similar to that described above, except that the radial power transmission shaft 107 directly drives the radial cutter 123 to rotate at high speed through the radial cutter chuck 122, so as to realize radial machining; the cutting machine is compact in structure, the driving motor 17 is arranged at the center position of the support frame 2 in the left-right direction, the driving motor 17 drives the driving gears 110 to rotate, one driving gear 110 drives each driven gear 104 to rotate, input power is improved, when the cutting assembly rotates to a specified position, the driven gears 104 simultaneously realize synchronous rotation of the corresponding radial power transmission shaft 107 and the driven gears 104 under the condition of high-speed operation, and the corresponding axial cutter 121 rotates; through the structural design of the power disc 3, one end, facing outwards in the axial direction, of the radial power transmission shaft 107 is rotatably connected to the power disc 3 through the radial support bearing I106, one end, facing inwards in the axial direction, of the radial power transmission shaft 107 sequentially passes through the radial support bearing III 105 and the radial support bearing II from inside to outside and is simultaneously rotatably connected to the power disc 3, the rigidity of the radial power transmission shaft 107 is improved, meanwhile, one end, facing inwards, of the radial power transmission shaft 107 is respectively connected to the power disc 3 through the radial support bearing I106 and the radial support bearing III 105, the rigidity of the radial power transmission shaft 107 is improved, and the reliability of the axial screw machining is improved; when the axial cutter 121 needs to be replaced, the rotation of the power disc 3 is directly controlled, the axial cutter 121 to be cut is rotated to a fixed position, namely the clutch driving rod 2401 rotates to the position of the clutch push plate 20, the power of the driving gear 110 does not need to be cut off, the clutch driving rod 2401 moves inwards under the action of the clutch push plate 20, so that the shifting fork 2406 and the shifting fork ring are sequentially driven to move, when the power disc 3 stops rotating, the clutch driving rod 2401 completely abuts against the clutch push plate 20, the synchronizing wheel 2404 is tightly pressed on the driven gear 104, the axial cutter 121 to be cut is rotated, the machining is finished, the clutch driving rod 2401 rapidly moves outwards under the action of the clutch spring 2402, the synchronizing wheel 2404 is rapidly separated from the driven gear 104, the structure is ingenious, and the operation is more reliable; the device can be applied to the work of radial and axial combined machining of the screw, and is particularly suitable for the work of radial and axial machining of screw and other shaft parts with different shapes.
The present invention is not limited to the above-mentioned embodiments, and the number of the cutting assembly 1 and the clutch driving assembly 24 can be set to 4, 5, etc., and the number can be set according to actual needs, 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 according to the disclosed technical contents, and these substitutions and modifications are all within the protection scope of the present invention.
Claims (9)
1. The utility model provides an axial cutter arbor and compound multistation turret formula power knife rest of radial cutter arbor, includes the support frame, its characterized in that, fixedly connected with shell body on the support frame, the one end that the support frame was kept away from to the shell body is equipped with rotatable power disc, rotationally be connected with drive gear on the power disc, a plurality of cutting components and separation and reunion drive assembly of having arranged on the circumference of power disc, cutting component includes the radial power transmission shaft of rotationally connecting on the power disc, be connected with driven gear on the radial power transmission shaft in the power disc, drive gear and each driven gear meshing, in two adjacent radial power transmission shafts, one stretches out and is connected with radial cutter chuck on the radial power transmission shaft outside the power disc, and another stretches out and is connected with transmission bevel gear on the radial power transmission shaft outside the power disc, axial conversion board outside fixedly connected with axial conversion cover, the axial conversion sleeve is rotatably connected with an axial power transmission shaft, the radial cutter chucks and the axial power transmission shaft are arranged in a one-to-one staggered manner, the axial power transmission shaft in the axial conversion sleeve is connected with an axial reversing bevel gear, the axial reversing bevel gear is engaged with the transmission bevel gear, the outer side of the shell is fixedly connected with a clutch push plate, the clutch driving component comprises a clutch driving rod which is connected on the power disc and arranged in parallel with the corresponding radial power transmission shaft, the radial power transmission shaft is connected with a clutch sleeve, the clutch sleeve is connected with a shifting fork ring, a synchronizing wheel which can be engaged with an inner ring of the shifting fork ring is connected on the radial power transmission shaft between the clutch sleeve and the driven gear, the outer end of the clutch driving rod is provided with a limiting part, a clutch spring is sleeved on the clutch driving rod between the limiting part and the power disc, and the outer side of the limiting part can be abutted against one end of the clutch push plate, which is arranged relative to the power disc, one end of a clutch driving rod extending into the power disc is connected with the shifting fork ring, when the clutch spring is in a natural state, the synchronizing wheel is disengaged from the driven gear, and when the synchronizing wheel moves inwards, the synchronizing wheel can be pressed on the driven gear.
2. The composite multi-station turret type power tool rest of claim 1, wherein the axial conversion sleeve is provided with a first mounting opening and a second mounting opening at two ends in the axial direction, a first axial support bearing is connected in the axial conversion sleeve at the first mounting opening, one end of the axial power transmission shaft is connected to the axial conversion sleeve through the first axial support bearing, a second axial support bearing is fixedly connected in the axial conversion sleeve at the second mounting opening, and the axial power transmission shaft is connected to the bearing sleeve through the second axial support bearing.
3. The multi-station turret type power tool holder combined with an axial tool bar and a radial tool bar as claimed in claim 1, wherein the inward end of the clutch pushing plate has an inclined portion, the inclined portion is inclined inward from the outside as viewed from the top, a vertical portion is provided at the lower side of the inclined portion, the clutch spring starts to be compressed when the limiting portion starts to abut against the inclined portion, a slidable synchronous locking ring is connected to an end of the synchronizing wheel opposite to the clutch sleeve, and a plurality of synchronizing teeth capable of engaging with an inner ring of the shift ring are arranged on the outer circumference of the synchronous locking ring.
4. The multi-station turret type power tool rest combined with the axial tool bar and the radial tool bar as claimed in claim 1, wherein at least one fixing plate is fixedly connected to the outer side of the outer housing, a positioning driver is connected to the fixing plate, a positioning rod which extends in the direction of the power disc and can perform reciprocating linear movement is connected to the positioning driver, a first positioning hole is formed in the fixing plate, and the positioning rod can be inserted into the power disc through the first positioning hole.
5. The composite multi-station turret type power tool rest of the axial tool bar and the radial tool bar as claimed in claim 1, wherein one end of the power disc far away from the power disc in the axial direction is rotatably connected with a central positioning shaft, the support frame is fixedly connected with a driving motor, the driving motor is connected with an output shaft, one end of the output shaft facing the power disc is connected with a power connecting rod, one end of the power connecting rod far away from the output shaft is fixedly connected with a power switching disc, the power switching disc is arranged between the central positioning shaft and the power connecting rod, the central positioning shaft, the power switching disc and the power connecting rod are connected together, and one end of the power switching disc facing the positioning central shaft is connected with a driving gear.
6. The multi-station turret type power tool rest of claim 1, wherein the synchronizing wheel is connected to the radial power transmission shaft through a thrust roller bearing, two ends of the radial power transmission shaft are rotatably connected to the power disc through radial support bearings, and an axial positioning ring is connected to the radial power transmission shaft on the inward side of the thrust roller bearing to limit axial play of the radial support bearings.
7. The multi-station turret type power tool rest with the axial tool bar and the radial tool bar as claimed in any one of claims 1 to 6, wherein a transmission motor is fixedly connected to the outer side of the outer housing, a worm is rotatably connected to the side portion of the outer housing, the transmission motor is connected to the worm, a rotatable worm wheel is connected to the outer housing, the worm wheel is matched with the worm, a connecting ring is fixedly connected to one side of the worm wheel, which is opposite to the power disc, a transition disc is fixedly connected to one end of the power disc, which is opposite to the outer housing, and the transition disc is fixedly connected to one end of the connecting ring, which is far away from the worm wheel.
8. The multi-station turret type power tool rest combined with an axial tool bar and a radial tool bar as claimed in claim 7, wherein an inner support ring is fixedly connected to the inner side of the outer housing, a plurality of balls are arranged on the outer periphery of the inner support ring, and the inner edge of the worm gear is rotatably connected to the inner support ring through the balls.
9. The composite multi-station turret type power tool rest of claim 2, wherein the axial conversion sleeve is fixedly connected with a first axial end cover and a second axial end cover at two ends in the axial direction, the first axial end cover is in contact with the outward side of the first axial bearing, and the second axial end cover is tightly pressed on the outward side of the bearing sleeve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110398797.5A CN113145880B (en) | 2021-04-14 | 2021-04-14 | Axial cutter bar and radial cutter bar composite multi-station turret type power cutter rest |
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| CN202110398797.5A CN113145880B (en) | 2021-04-14 | 2021-04-14 | Axial cutter bar and radial cutter bar composite multi-station turret type power cutter rest |
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| CN113145880B CN113145880B (en) | 2022-07-05 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115156783A (en) * | 2022-06-10 | 2022-10-11 | 江苏靖宁智能制造有限公司 | Welding robot capable of quickly replacing welding gun |
| CN117399661A (en) * | 2023-02-02 | 2024-01-16 | 东莞市支点通用机械设备有限公司 | Cutter tower and method for simultaneously outputting power on end face and side face of cutter head |
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|---|---|
| CN113145880B (en) | 2022-07-05 |
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