Multi-station numerical control machine tool with interchangeable modules
Technical Field
The invention relates to the technical field of machine tools, in particular to a multi-station numerical control machine tool with interchangeable modules.
Background
The numerical control machine tool automatically processes the processed parts according to a processing program which is programmed in advance. The processing process route, the process parameters, the movement track, the displacement, the cutting parameters and the auxiliary functions of the part are written into a processing program list according to the instruction codes and the program formats specified by the numerical control machine tool, the content in the program list is recorded on a control medium, and then the control medium is input into the numerical control device of the numerical control machine tool, so that the numerical control machine tool is instructed to process the part.
The traditional machine tool can only carry out the processing of one process at the same time, and a product can be manufactured and molded only through the continuous processing of a plurality of processes, so that a multi-station machine tool is designed at present, a plurality of processing stations can continuously carry out a plurality of cutting operations on blanks, the blanks can be rapidly processed and molded, and the production efficiency is greatly improved.
However, since the cutter modules on the existing multi-station machine tool are usually fixed on the machine tool, when the processed product is changed, the cutter modules on different stations need to be stopped one by one for disassembly and replacement because the adjacent cutter modules are not matched with each other, the cutter modules cannot be interchanged, the processing mode is single, the compatibility of the cutter modules is poor, and the flexibility of machine tool processing is insufficient.
For this purpose, we propose a multi-station numerically controlled machine tool with interchangeable modules to solve the above problems.
Disclosure of Invention
The invention aims to provide a multi-station numerical control machine tool with interchangeable modules, so as to solve the existing problems in the background technology.
The invention provides a multi-station numerical control machine tool with an interchangeable module, which comprises a circular base, a working disc rotationally connected to the circular base, and a rotary switching assembly, wherein the rotary switching assembly comprises a servo motor, a circular guide rail and a supporting disc, the circular guide rail is arranged at the bottom of the working disc, the supporting disc is rotationally connected to the circular guide rail, and an output shaft of the servo motor is in transmission connection with the supporting disc through a first unidirectional bearing;
The module exchanges the subassembly, the module exchanges the subassembly including mounting panel, lifting unit and form switching unit, the lifting unit sets up the top of supporting disk, the mounting panel sets up lifting unit's top, the both sides of mounting panel are all rotated and are connected with the rotor plate, every all be provided with flat motor on the rotor plate, every flat motor's top all is provided with the carousel, flat motor's output shaft with the bottom center fixed connection of carousel, the top interval of carousel is provided with a plurality of spliced poles, and the top of a plurality of spliced poles is provided with pneumatic jack catch.
Through above-mentioned technical scheme, the module exchanges the subassembly and can freely exchange the cutter module in two adjacent vertical lathes or horizontal lathe (as described below), does not need the manual work to shut down and changes, can freely change the processing order, can effectively improve the richness of processing mode, and the compatibility of cutter module is strong, can improve the flexibility of lathe processing.
Further, the inside of circular base is provided with control motor, control motor's output shaft with working disc fixed connection, the interval is provided with a plurality of vertical lathes all around of working disc, is provided with horizontal lathe between the adjacent vertical lathe, the side of working disc is provided with the arm, the top of working disc is provided with a plurality of chucks.
Through above-mentioned technical scheme, the arm is arranged in putting the blank to the chuck and takes off the product after finishing processing, along with the rotation switching of working disc, can carry the blank on a plurality of chucks, and same blank can carry out cutting process after a plurality of different vertical lathes and horizontal lathe, and quick shaping, the continuity and the efficiency of production are higher.
Further, the lifting component comprises two telescopic limit posts, the two telescopic limit posts are arranged between the mounting plate and the supporting plate, an air cylinder is arranged at the top of the supporting plate, and the output end of the air cylinder is fixedly connected with the bottom of the mounting plate.
Through the technical scheme, the lifting part can drive the heights of the two pneumatic clamping claws to adjust so as to adapt to different heights of the vertical lathe and the horizontal lathe, the pneumatic clamping claws can be in butt joint with the cutter modules on the vertical lathe or the horizontal lathe, and the corresponding cutter modules can be quickly taken down or installed in a rotating way under the action of the flat motor.
Further, the output shaft of the servo motor is connected with a multi-stage telescopic rod in a sliding manner, a second one-way bearing is arranged on the outer wall of the multi-stage telescopic rod, and a driving gear is sleeved on the second one-way bearing.
Further, form switching part is including one-way driving medium, drive shaft and gag lever post, the drive shaft rotates to be connected the bottom of mounting panel, the gag lever post rotates to be connected the side of drive shaft, reciprocating spout section has all been seted up at the both ends of drive shaft, all is provided with the drive slider on every reciprocating spout section, every drive slider all with gag lever post sliding fit.
Through above-mentioned technical scheme, when servo motor clockwise rotation, under the unidirectional transmission effect of first one-way bearing, can drive the mounting panel on the supporting disk and rotate, and then can drive two pneumatic jack catch and rotate the transposition for two pneumatic jack catch rotations are to the position that corresponds the cutter module, are convenient for exchange the cutter module, and under the effect of second one-way bearing, drive gear can not be driven this moment, and similarly, when servo motor anticlockwise rotation, the mounting panel can not take place to rotate, and drive gear can anticlockwise rotation this moment too, and then can drive the drive shaft and rotate.
Further, the unidirectional transmission spare is including mounting bracket and connecting axle, the mounting bracket with two flexible spacing post upper portion's expansion end fixed connection, the connecting axle rotates to be connected on the mounting bracket, it is connected with the worm to rotate on the mounting bracket, the worm is connected through a pair of pinion meshing before with the connecting axle.
Further, the unidirectional transmission piece further comprises a worm wheel and a rotating gear, the rotating gear is arranged at one end of the connecting shaft far away from the pinion, the worm wheel is arranged in the middle of the driving shaft, the worm wheel is connected with the worm in a transmission mode, and the rotating gear is meshed with the driving gear.
Through the technical scheme, when the driving shaft rotates, the two driving sliding blocks are driven to reciprocate through the two reciprocating sliding groove sections on the driving shaft.
Further, the bottom both sides of mounting panel all are provided with the slide rail, every equal sliding connection has the slip ejector pad on the slide rail, every slip ejector pad all corresponds with a drive slider, every the slip ejector pad all is connected through a articulated push rod between corresponding drive slider.
Further, one end of each hinged push rod is hinged with the driving sliding block, and the other end of each hinged push rod is hinged with the sliding push block.
Further, the bottom of every rotor plate all is provided with the montant, and the bottom of every montant all rotates and is connected with the connecting rod, and every connecting rod all corresponds with a slip ejector pad, and every connecting rod is kept away from the one end of montant all articulates with the slip ejector pad that corresponds.
Through above-mentioned technical scheme, when the drive slider carries out reciprocating motion in the drive shaft, the accessible articulates the push rod and drives the slip ejector pad and slide on the slide rail, and the slip ejector pad can continue to drive the montant through the connecting rod and move, and because the montant sets up the bottom of rotor plate, when the montant motion, can drive the rotor plate and rotate, and then the angle of changeable rotor plate, when the rotor plate is the horizontality, the pneumatic jack catch of rotor plate top can exchange the cutter module on the adjacent vertical lathe, and when the rotor plate is the vertical horizontality, the pneumatic jack catch of rotor plate top can exchange the cutter module on the adjacent horizontal lathe, compared in prior art, the structure is compacter, and need not to shut down and carry out manual replacement, can accomplish the exchange of cutter module fast.
Compared with the prior art, the invention has the beneficial effects that:
Firstly, in the invention, the module exchange assembly can freely exchange the cutter modules in two adjacent groups of vertical lathes or horizontal lathes, the manual shutdown and replacement are not needed, the processing sequence can be freely changed, the richness of the processing mode can be effectively improved, the compatibility of the cutter modules is strong, and the flexibility of machine tool processing can be improved.
In the invention, the lifting part can drive the height of the two pneumatic clamping claws to adjust so as to adapt to different heights of the vertical lathe and the horizontal lathe, the pneumatic clamping claws can be in butt joint with the cutter modules on the vertical lathe or the horizontal lathe, and the corresponding cutter modules can be quickly taken down or installed in a rotating way under the action of the flat motor.
Thirdly, in the invention, when the servo motor rotates clockwise, under the unidirectional transmission effect of the first unidirectional bearing, the two pneumatic claws can rotate to the positions corresponding to the cutter modules, so that the cutter modules are convenient to interchange, and under the effect of the second unidirectional bearing, the driving gear is not driven at the moment, and similarly, when the servo motor rotates anticlockwise, the mounting plate cannot rotate, and the driving gear also rotates anticlockwise at the moment, so that the driving shaft can be driven to rotate, the horizontal rotation and vertical angle conversion of the pneumatic claws can be completed through the same servo motor, and the adaptability is stronger.
Fourth, in the invention, the mechanical arm is used for placing blanks into the chuck and taking down processed products, the blanks on a plurality of chucks can be conveyed along with the rotation switching of the working disc, and the same blank can be rapidly molded after being cut by a plurality of different vertical lathes and horizontal lathes, so that the production continuity and efficiency are higher.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a control motor according to the present invention;
FIG. 3 is a schematic cross-sectional view of a portion of the structure of the present invention;
FIG. 4 is an enlarged view of FIG. 3 at A;
FIG. 5 is a schematic view of a rotating plate according to the present invention;
FIG. 6 is a schematic diagram of a driving gear according to the present invention;
FIG. 7 is an enlarged view of FIG. 6 at B;
FIG. 8 is a schematic view of the structure of the reciprocating chute section of the present invention;
FIG. 9 is an enlarged view of FIG. 8 at C;
FIG. 10 is a schematic view of the pneumatic jack catch of the present invention in a horizontal position;
fig. 11 is a schematic view of the pneumatic claw in the vertical state in the present invention.
The device comprises a circular base, a2, a working disc, a3, a vertical lathe, a4, a horizontal lathe, a5, a mechanical arm, a 6, a chuck, a 7, a control motor, a8, a servo motor, a 9, a mounting plate, a 10, a circular guide rail, a 11, a rotating plate, a 12, a first one-way bearing, a 13, a second one-way bearing, a 14, a supporting disc, a 15, a cylinder, a 16, a telescopic limit column, a 17, a flat motor, a 18, a turntable, a 19, a pneumatic claw, a 20, a connecting column, a 21, a vertical rod, a 22, a connecting rod, a 23, a sliding rail, a 24, a sliding push block, a 25, a hinged push rod, a 26, a driving slide block, a 27, a driving gear, a 28, a reciprocating slide groove section, a 29, a limit rod, a 30, a worm wheel, a worm, a 32, a mounting frame, a 33, a gear, a 34, a connecting shaft, a 35, a driving shaft, a 36, a multi-stage telescopic rod and a 37 and a pinion.
Detailed Description
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the embodiment of the invention, as shown in fig. 1-11, a multi-station numerical control machine tool with interchangeable modules comprises a circular base 1, a working disc 2 rotatably connected to the circular base 1, and a rotary switching assembly, wherein the rotary switching assembly comprises a servo motor 8, a circular guide rail 10 and a supporting disc 14, the circular guide rail 10 is arranged at the bottom of the working disc 2, the supporting disc 14 is rotatably connected to the circular guide rail 10, and an output shaft of the servo motor 8 is in transmission connection with the supporting disc 14 through a first unidirectional bearing 12;
The module exchange assembly comprises a mounting plate 9, lifting parts and form switching parts, wherein the lifting parts are arranged above the supporting plate 14, the mounting plate 9 is arranged at the top of the lifting parts, two sides of the mounting plate 9 are rotationally connected with rotating plates 11, each rotating plate 11 is provided with a flat motor 17, the top of each flat motor 17 is provided with a rotary table 18, an output shaft of each flat motor 17 is fixedly connected with the bottom center of each rotary table 18, a plurality of connecting columns 20 are arranged at the top of each rotary table 18 at intervals, and pneumatic clamping claws 19 are arranged at the tops of the connecting columns 20.
In the invention, the module interchange assembly can freely interchange the cutter modules in two adjacent groups of vertical lathes 3 or horizontal lathes 4 (such as the following), the machining sequence can be freely changed without manual shutdown and replacement, the richness of the machining mode can be effectively improved, the compatibility of the cutter modules is strong, and the machining flexibility of the machine tool can be improved.
As shown in fig. 1-3, a control motor 7 is arranged in the circular base 1, an output shaft of the control motor 7 is fixedly connected with a working disc 2, a plurality of vertical lathes 3 are arranged around the working disc 2 at intervals, a horizontal lathe 4 is arranged between every two adjacent vertical lathes 3, a mechanical arm 5 is arranged beside the working disc 2, and a plurality of chucks 6 are arranged at the top of the working disc 2.
It is noted that the mechanical arm 5 is used for placing blanks into the chuck 6 and taking down processed products, along with rotation switching of the working disc 2, blanks on a plurality of chucks 6 can be conveyed, the same blank can be rapidly molded after being cut by a plurality of different vertical lathes 3 and horizontal lathes 4, and the production continuity and efficiency are higher.
As shown in fig. 4-6, the lifting component comprises two telescopic limit posts 16, the two telescopic limit posts 16 are arranged between the mounting plate 9 and the support plate 14, the top of the support plate 14 is provided with an air cylinder 15, and the output end of the air cylinder 15 is fixedly connected with the bottom of the mounting plate 9.
It should be noted that the lifting component can drive the height of the two pneumatic clamping claws 19 to adjust so as to adapt to different heights of the vertical lathe 3 and the horizontal lathe 4, the pneumatic clamping claws 19 can be in butt joint with the cutter modules on the vertical lathe 3 or the horizontal lathe 4, and the corresponding cutter modules can be quickly removed or installed in a rotating way under the action of the flat motor 17.
As shown in fig. 5-6, the output shaft of the servo motor 8 is slidably connected with a multi-stage telescopic rod 36, the outer wall of the multi-stage telescopic rod 36 is provided with a second one-way bearing 13, and the second one-way bearing 13 is sleeved with a driving gear 27.
As shown in fig. 7-9, the form switching component comprises a unidirectional transmission member, a driving shaft 35 and a limiting rod 29, wherein the driving shaft 35 is rotationally connected to the bottom of the mounting plate 9, the limiting rod 29 is rotationally connected to the side of the driving shaft 35, two ends of the driving shaft 35 are provided with reciprocating chute sections 28, each reciprocating chute section 28 is provided with a driving sliding block 26, and each driving sliding block 26 is in sliding fit with the limiting rod 29.
It should be noted that, when the servo motor 8 rotates clockwise, under the unidirectional transmission effect of the first unidirectional bearing 12, the mounting plate 9 on the supporting disc 14 can be driven to rotate, and then the two pneumatic claws 19 can be driven to rotate and replace, so that the two pneumatic claws 19 rotate to the positions corresponding to the cutter modules, the cutter modules are convenient to interchange, and under the effect of the second unidirectional bearing 13, the driving gear 27 cannot be driven at this time, and similarly, when the servo motor 8 rotates anticlockwise, the mounting plate 9 cannot rotate, and at this time, the driving gear 27 also rotates anticlockwise, and then the driving shaft 35 can be driven to rotate.
As shown in fig. 7-10, the unidirectional transmission member comprises a mounting frame 32 and a connecting shaft 34, wherein the mounting frame 32 is fixedly connected with movable ends at the upper parts of the two telescopic limit posts 16, the connecting shaft 34 is rotatably connected to the mounting frame 32, a worm 31 is rotatably connected to the mounting frame 32, the worm 31 is in meshed connection with the connecting shaft 34 through a pair of pinion gears 37, the unidirectional transmission member further comprises a worm wheel 30 and a rotating gear 33, the rotating gear 33 is arranged at one end, far away from the pinion gears 37, of the connecting shaft 34, the worm wheel 30 is arranged in the middle of a driving shaft 35, the worm wheel 30 is in transmission connection with the worm 31, and the rotating gear 33 is meshed with the driving gear 27.
As shown in fig. 8-11, two sides of the bottom of the mounting plate 9 are respectively provided with a sliding rail 23, each sliding rail 23 is connected with a sliding push block 24 in a sliding manner, each sliding push block 24 corresponds to one driving slide block 26, each sliding push block 24 is connected with the corresponding driving slide block 26 through a hinged push rod 25, one end of each hinged push rod 25 is hinged with the driving slide block 26, the other end of each hinged push rod 25 is hinged with the sliding push block 24, the bottom of each rotating plate 11 is respectively provided with a vertical rod 21, the bottom of each vertical rod 21 is respectively connected with a connecting rod 22 in a rotating manner, each connecting rod 22 corresponds to one sliding push block 24, and one end, away from the vertical rod 21, of each connecting rod 22 is hinged with the corresponding sliding push block 24.
It should be noted that, when the driving shaft 35 rotates, the two driving sliding blocks 26 are driven to reciprocate by the two reciprocating chute sections 28 on the driving shaft 35, when the driving sliding blocks 26 reciprocate on the driving shaft 35, the sliding pushing block 24 can be driven to slide on the sliding rail 23 by the hinged pushing rod 25, and the sliding pushing block 24 can continue to drive the vertical rod 21 to move by the connecting rod 22, and because the vertical rod 21 is arranged at the bottom of the rotating plate 11, when the vertical rod 21 moves, the rotating plate 11 can be driven to rotate, and then the angle of the rotating plate 11 can be switched, when the rotating plate 11 is in a horizontal state, the pneumatic clamping jaw 19 above the rotating plate 11 can exchange the cutter modules on the adjacent vertical machine tool, and when the rotating plate 11 is in a vertical and flat state, the pneumatic clamping jaw 19 above the rotating plate 11 can exchange the cutter modules on the adjacent horizontal machine tool, compared with the prior art, the structure is more compact, and the manual replacement is not needed, and the exchange of the cutter modules can be completed rapidly.
The working principle of the invention is that firstly, the mechanical arm 5 is used for placing blanks into the chuck 6, and the blanks on a plurality of chucks 6 can be conveyed along with the rotation switching of the working disc 2, and the same blank can be rapidly molded after being cut by a plurality of different vertical lathes 3 and horizontal lathes 4, so that the production continuity and efficiency are higher.
When the machined workpiece needs to be replaced, the lifting part can drive the heights of the two pneumatic clamping claws 19 to adjust so as to adapt to different heights of the vertical lathe 3 and the horizontal lathe 4, when the servo motor 8 rotates clockwise, under the unidirectional transmission effect of the first unidirectional bearing 12, the mounting plate 9 on the supporting plate 14 can be driven to rotate, and then the two pneumatic clamping claws 19 can be driven to rotate for transposition, so that the two pneumatic clamping claws 19 rotate to the positions corresponding to the cutter modules, the cutter modules are convenient to replace, and under the effect of the second unidirectional bearing 13, the driving gear 27 can not be driven at the moment, and under the effect of the flat motor 17, the corresponding cutter modules can be quickly taken down or mounted.
Then, when the servo motor 8 rotates anticlockwise, the mounting plate 9 cannot rotate, the driving gear 27 also rotates anticlockwise at this time, and then the driving shaft 35 can be driven to rotate, when the driving shaft 35 rotates, two reciprocating chute sections 28 on the driving shaft 35 can drive two driving sliding blocks 26 to reciprocate, when the driving sliding blocks 26 reciprocate on the driving shaft 35, the sliding pushing blocks 24 can be driven to slide on the sliding rails 23 through the hinged pushing rods 25, the sliding pushing blocks 24 can continue to drive the vertical rods 21 to move through the connecting rods 22, and because the vertical rods 21 are arranged at the bottom of the rotating plate 11, when the vertical rods 21 move, the rotating plate 11 can be driven to rotate, the angle of the rotating plate 11 can be switched, when the rotating plate 11 is in a horizontal state, the pneumatic clamping claws 19 above the rotating plate 11 can exchange the cutter modules on the adjacent vertical machine tools, and when the rotating plate 11 is in a vertical and flat state, compared with the prior art, the structure is more compact, and the manual replacement of the cutter modules can be completed quickly by stopping.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.