CN203171257U - Numerical control machining tool and revolving table thereof - Google Patents

Numerical control machining tool and revolving table thereof Download PDF

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Publication number
CN203171257U
CN203171257U CN 201320036098 CN201320036098U CN203171257U CN 203171257 U CN203171257 U CN 203171257U CN 201320036098 CN201320036098 CN 201320036098 CN 201320036098 U CN201320036098 U CN 201320036098U CN 203171257 U CN203171257 U CN 203171257U
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CN
China
Prior art keywords
axle
assembly
statement
federally sponsored
driving
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CN 201320036098
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Chinese (zh)
Inventor
林添伟
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深圳市玮之度科技发展有限公司
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Priority to CN 201320036098 priority Critical patent/CN203171257U/en
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Publication of CN203171257U publication Critical patent/CN203171257U/en

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Abstract

The utility model discloses a numerical control machining tool and a revolving table of the numerical control machining tool. The numerical control machining tool comprises a base, a main shaft device, a horizontally-moving device and the revolving table, wherein the main shaft device is connected to the base through the horizontally-moving device, the horizontally-moving device is used for driving the main shaft device to move horizontally along the X axis, the Y axis and the Z axis all of which are mutually perpendicular, and the revolving table is fixed on the base. The revolving table comprises a clamping assembly used for clamping workpieces, an A axis assembly, a B axis assembly and a C axis assembly. The revolving table can drive the workpieces to rotate around the A axis, the B axis and the C axis. Positions and angles of a cutter and the workpieces can be adjusted at any time, so that the numerical control machining tool has more flexibility, can carrying out cutting by fully utilizing the optimum cutting point of the cutter, ensures high-efficiency and high-quality machining on products which are diversified, flexible and complex in structure, and at the same time, achieves the aim that combined machining of the products can be finished precisely through one-time workpiece clamping.

Description

A kind of numerical control machine tool and rotary table thereof
Technical field
The utility model relates to the Computerized Numerical Control processing technology field, relates in particular to a kind of numerical control machine tool and rotary table thereof.
Background technology
Along with the constantly development of China's digital control processing industry, processing request is also constantly improving.Three-axis numerical control processing exists a lot of not enough satisfying aspect short etc. the requirement of shape of product complexity, morpheme high accuracy and process-cycle.And the multi-axis numerical control machining tool exactly can remedy these deficiencies, and No. one time clamping can be finished a plurality of processing, simplifies tool setting, clamping process, reduces consequent error, improves working (machining) efficiency.Can process the curved surface of the complicated shape that three machining centers can't finish.So five machining centers occurred, XTK138/5 five-axle number control machine tool as certain company's production, mainly by lathe bed, cross slid platform, ram, column, the AC milling head that links, the auto-supply system, composition such as cooling system and digital control system, the cross slid platform that is installed in above the lathe bed drives workbench along X, the motion of Y-axis both direction, the ram that is installed on the column drives A, C axle interlock milling head moves along the Z direction of principal axis, milling cutter is around X, the swing of Z axle and rotation, thereby formed the 5-axis movement system of 3 linear axis and two gyroaxises, yet the workpiece in this system can only be done rectilinear motion.The workbench that also has a kind of lathe, it can drive workpiece and rotate around vertical axes, more than two kinds of lathes for the high efficiency of variation, flexibility and complicated shape product, high-quality difficult processing with assurance; Simultaneously, for a plurality of needs product processed such as bullions, add that need pull down workpiece man-hour in order to coplanar is not processed, be difficult to a clamping workpiece and can high-precisionly thickly finish the whole turning of product, batch flower, carving, engrave Compound Machining.
The utility model content
Technical problem to be solved in the utility model is, a kind of numerical control machine tool and rotary table thereof are provided, rotary table can drive workpiece and rotate around three disalignments, but make the workpiece multi-angle cooperate processing with cutter, guarantee high efficiency, the high-quality processing of variation, flexibility and complicated shape product, simultaneously, realize that a clamping workpiece can the high-precision Compound Machining of thickly finishing product.
In order to solve the problems of the technologies described above, on the one hand, embodiment of the present utility model provides a kind of rotary table, comprise the clamping assembly for clamping workpiece, described rotary table also comprises A shaft assembly, B shaft assembly and C shaft assembly, described A shaft assembly comprises A axle rotating disc and drives A axle rotating disc around the A axle driving mechanism of A axle rotation that described A axle driving mechanism is fixed in base; Described B shaft assembly comprises the described clamping assembly of drive around B axle rotating B axle driving mechanism and B axle fixture, and B axle driving mechanism is fixed in described B axle fixture, and described clamping assembly is connected in B axle driving mechanism; Described C shaft assembly comprises C axle STATEMENT OF FEDERALLY SPONSORED, C bracing strut, and drives described C axle STATEMENT OF FEDERALLY SPONSORED and described B shaft assembly around the rotating C axle of C axle driving mechanism, and described C axle driving mechanism is fixed in described C bracing strut; Described B shaft assembly is connected in described C axle STATEMENT OF FEDERALLY SPONSORED, and described C bracing strut is connected in described A axle rotating disc;
Described C axle is perpendicular to described A axle; Described B axle is perpendicular to described C axle, and coaxial with the A axle in original state.
Wherein, be provided with the B axle between described B axle fixture and the described C axle STATEMENT OF FEDERALLY SPONSORED and regulate screw thread pair, be used for adjusting the position of B shaft assembly on the B axle, make the workpiece centre face overlap with the C axis; Described C bracing strut is connected in described A axle rotating disc by A axle adjustment disk; Be provided with the C axle between described C bracing strut and the described A axle adjustment disk and regulate screw thread pair, be used for adjusting C shaft assembly and the position of B shaft assembly on the C axle; Be provided with the A axle between described A axle rotating disc and the described A axle adjustment disk and regulate screw thread pair, be used for adjusting A axle adjustment disk at the same time perpendicular to the position on the direction of C axle and A axle, make the A axle coaxial with the B axle.
Wherein, be provided with B shaft locking screw with the two locking between described B axle fixture and the described C axle STATEMENT OF FEDERALLY SPONSORED; Be provided with the C shaft locking screw with the two locking between described C bracing strut and the described A axle adjustment disk; Be provided with the A shaft locking screw with the two locking between described A axle rotating disc and the described A axle adjustment disk.
Wherein, be provided with the B spindle guide that arranges along the B axle between described B axle fixture and the described C axle STATEMENT OF FEDERALLY SPONSORED to mechanism; Be provided with the C spindle guide that arranges along the C axle between described C bracing strut and the described A axle adjustment disk to mechanism; Be provided with between described A axle rotating disc and the described A axle adjustment disk along simultaneously perpendicular to the straight-line guidance mechanism on the direction of C axle and A axle.
On the other hand, embodiment of the present utility model provides a kind of numerical control machine tool, comprise base, main shaft device and translating device, described main shaft device is connected in described base by described translating device, described translating device is used for driving described main shaft device along orthogonal X-axis, Y-axis and the translation of Z axle, described numerical control machine tool also comprises the rotary table in the previous embodiment, and described rotary table is fixed in base, and the A axle of described rotary table is parallel to the Z axle.
Wherein, described translation assembly comprises X-axis translation assembly, Y-axis translation assembly and Z axle translation assembly, and described X-axis translation assembly is connected in base, and described Y-axis translation assembly is connected between described X-axis translation assembly and the Z axle translation assembly;
Described Z axle translation assembly comprises Z axle fixture, Z axle STATEMENT OF FEDERALLY SPONSORED, drives Z axle fixture along Z axle driving mechanism, balance weight and the link chain mechanism of the translation of Z axle, described Z axle driving mechanism is fixed in described Z axle fixture, described Z axle fixture is connected in described Y-axis translation assembly, described main shaft device is connected in described Z axle STATEMENT OF FEDERALLY SPONSORED, described Z axle driving mechanism is by being connected in described Z axle STATEMENT OF FEDERALLY SPONSORED, and drive described Z axle STATEMENT OF FEDERALLY SPONSORED and described main shaft device moves along the Z axle, described Z axle be parallel to vertically to;
Described link chain mechanism is arranged on the described Z axle fixture, and it comprises chain and the sprocket wheel that cooperatively interacts, and described Z axle STATEMENT OF FEDERALLY SPONSORED and described balance weight are connected to the two ends of described chain; The gross weight of described main shaft device and Z axle STATEMENT OF FEDERALLY SPONSORED is less than or equal to the weight of described balance weight.
Wherein, described Z axle fixture is hollow square column, vertically is connected in described Y-axis translation assembly, and described balance weight is slidingly arranged in the described Z axle fixture along the Z axle; Described Z axle driving mechanism is fixed on the lateral wall of described Z axle fixture, and described Z axle STATEMENT OF FEDERALLY SPONSORED is tabular, and is parallel to this lateral wall.
Wherein, described main shaft device comprise for clamping cutter and the spindle assemblies that workpiece is processed, Q shaft assembly and drive described spindle assemblies and the Q shaft assembly around the U shaft assembly of U axle swing, described U axle is perpendicular to described Z axle;
Described U shaft assembly comprises U axle driving mechanism and U axle STATEMENT OF FEDERALLY SPONSORED, and described U axle STATEMENT OF FEDERALLY SPONSORED is connected in described U axle driving mechanism, and turns round around the U axle under the drive of U axle driving mechanism, and described Q assembly is fixed in described U axle STATEMENT OF FEDERALLY SPONSORED;
Described Q shaft assembly comprises the Q axle driving mechanism that the described spindle assemblies of drive moves along Q axle straight line, and described Q axle driving mechanism is fixed in described U axle STATEMENT OF FEDERALLY SPONSORED, and is connected in spindle assemblies; Described Q axle be parallel to described cutter axially and perpendicular to the U axle.
Wherein, described numerical control machine tool also comprises the tool magazine device, described tool magazine assembly comprises K shaft assembly and V shaft assembly, and described V shaft assembly comprises that V axle STATEMENT OF FEDERALLY SPONSORED, the described V axle STATEMENT OF FEDERALLY SPONSORED of drive and described K shaft assembly are along V axle driving mechanism and the V axle fixture of the translation of V axle; Described K shaft assembly is connected in described V axle STATEMENT OF FEDERALLY SPONSORED, and described V axle fixture is connected in described base, and described V axle driving mechanism is fixed in described V axle fixture;
Described K shaft assembly comprises cutter rotating disc for a plurality of cutters of clamping, and drives described cutter rotating disc around the K axle driving mechanism of K axle rotation, and described K axle driving mechanism is fixed in described V axle STATEMENT OF FEDERALLY SPONSORED;
Described K axle is parallel to described A axle and Z axle, and described V axle is perpendicular to described A axle and Z axle.
The numerical control machine tool that the utility model embodiment provides and rotary table thereof, rotary table can drive workpiece around A axle, B axle and the revolution of C axle, but multi-angle cooperates with cutter; Main shaft device can be in the drive lower edge of translating device X-axis, Y-axis, and Z axle translation, cutter and location of workpiece angle are adjustable at any time, make this numerical control machine tool have more flexibility and flexibility, the optimized cutting point that can take full advantage of cutter cuts, or replace a rose cutter that contact is shaped with the helical end mills that line contact is shaped, thereby obtain higher cutting speed, cutting live width, stock-removing efficiency and better machined surface quality; Can process continuous, level and smooth free form surface; Realize a clamping of workpiece, high-precision, efficient and Compound Machining that concentrated operation is carried out, thus guaranteed positional precision between each surface of workpiece.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic diagram of the numerical control machine tool that provides of the utility model preferred embodiment;
Fig. 2 is the cooperation schematic diagram of translating device in the numerical control machine tool of Fig. 1, main shaft device, tool magazine device and rotary table;
Fig. 3 is the schematic diagram of Z axle translation assembly among Fig. 2;
Fig. 4 is the schematic diagram of main shaft device among Fig. 2;
Fig. 5 is tool magazine schematic representation of apparatus among Fig. 2;
Fig. 6 is the schematic diagram of rotary table among Fig. 2;
Fig. 7 is the schematic diagram of B shaft assembly in the rotary table of Fig. 6;
Fig. 8 is the schematic diagram of C shaft assembly in the rotary table of Fig. 6;
Fig. 9 is the schematic diagram of A shaft assembly in the rotary table of Fig. 6.
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described.
Referring to Fig. 1, be a kind of numerical control machine tool that the utility model preferred embodiment provides, comprise base 1, translating device 2, main shaft device 3, tool magazine device 4, rotary table 5, smear metal gathering-device 6, reach electrical control cabinet 7.Described main shaft device 3 is connected in described base 1 by described translating device 2, rotary table 5, smear metal gathering-device 6, and electrical control cabinet 7 all be fixed in base 1, smear metal gathering-device 6 is funnel-form, and rotary table 5 is arranged in the smear metal gathering-device 6, so that smear metal is collected.
As shown in Figure 1 and Figure 2, described translating device 2 is used for driving described main shaft device 3 along orthogonal X-axis, Y-axis and the translation of Z axle.Described translating device 2 comprises X-axis translation assembly 21, Y-axis translation assembly 22 and Z axle translation assembly 23.Described X-axis translation assembly 21 is connected in base 1, is used for driving described Y-axis translation assembly 22, Z axle translation assembly 23 and main shaft device 3 and moves along the X-axis straight line.Described Y-axis translation assembly 22 is connected between described X-axis translation assembly 21 and the Z axle translation assembly 23, is used for the described Z axle translation assembly 23 of drive and main shaft device 3 and moves along the Y-axis straight line.X-axis translation assembly 21 includes driving mechanism and linear rolling track with Y-axis translation assembly 22, to guarantee straight-line stationarity.
As Fig. 2, shown in Figure 3, described Z axle translation assembly 23 comprises Z axle fixture 231, Z axle STATEMENT OF FEDERALLY SPONSORED 232, drives Z axle fixture 231 along Z axle driving mechanism 233, balance weight (not shown) and the link chain mechanism 235 of the translation of Z axle.Z axle driving mechanism 233 is fixed in Z axle fixture 231, and Z axle fixture 231 is connected in Y-axis translation assembly 22.Described main shaft device 3 is connected in described Z axle STATEMENT OF FEDERALLY SPONSORED 232, and described Z axle driving mechanism 233 is connected in described Z axle STATEMENT OF FEDERALLY SPONSORED 232, and drives described Z axle STATEMENT OF FEDERALLY SPONSORED 232 and main shaft device 3 moves along the Z axle, described Z axle be parallel to vertically to.
For the stability that guarantees that Z axle STATEMENT OF FEDERALLY SPONSORED 232 and main shaft device 3 move up and down, be provided with straight-line rolling guide set between Z axle STATEMENT OF FEDERALLY SPONSORED 232 and the Z axle fixture 231.
Link chain mechanism 235 is arranged on the Z axle fixture 231, and it comprises chain 235a and the sprocket wheel 235b that cooperatively interacts.Z axle STATEMENT OF FEDERALLY SPONSORED 232 and balance weight are connected to the two ends of chain 235a.The gross weight of main shaft device 3 and Z axle STATEMENT OF FEDERALLY SPONSORED 232 is less than or equal to the weight of balance weight, thereby guarantee the retentivity of main shaft device 3 robust motions and machining accuracy by balance weight, make main shaft device 3 upwards lift simultaneously, avoid cutter to run into rotary table, damage equipment.Link chain mechanism 235 is two groups that are parallel to each other, with the stability that guarantees to slide.
As preferably, Z axle fixture 231 is hollow square column, vertically is connected in Y-axis translation assembly 22, and balance weight is slidingly arranged in the Z axle fixture 231 along the Z axle.Z axle driving mechanism 233 is fixed on the lateral wall of Z axle fixture 231, and Z axle STATEMENT OF FEDERALLY SPONSORED 232 is tabular, and is parallel to this lateral wall, so that assembling reduces the shared space of Z axle translation assembly 23.
Further, fixedly there is horizontally disposed balancing pole 236 upper end of Z axle fixture 231, and balancing pole 236 is as preferred, and sprocket wheel 235b is two, along the setting of arranging of the length direction of balancing pole 236.Whole Z axle translation assembly 23 compact conformations, it is little to take up room, and is convenient to assembling.
As shown in Figure 4, described main shaft device 3 comprises the spindle assemblies of processing for the clamping cutter and to workpiece 31 and drives described spindle assemblies 31 around the U shaft assembly 33 of U axle swing.The U axle is perpendicular to the Z axle, for the ease of simplifying procedures, in the present embodiment, the parallel Y-axis of U axle.Certainly, as other embodiment, the U axle also can be parallel to X-axis.
U shaft assembly 33 comprises U axle driving mechanism 331 and U axle STATEMENT OF FEDERALLY SPONSORED 332, U axle STATEMENT OF FEDERALLY SPONSORED 332 is connected in U axle driving mechanism 331, and under the drive of U axle driving mechanism 331, turn round around the U axle, spindle assemblies 31 is connected in U axle STATEMENT OF FEDERALLY SPONSORED 332, in the present embodiment, spindle assemblies 31 is connected in U axle STATEMENT OF FEDERALLY SPONSORED 332 by the Q shaft assembly.For the ease of being linked and packed, reduce device volume, as preferably, Z axle STATEMENT OF FEDERALLY SPONSORED 232 is tabular, U axle driving mechanism 331 and U axle STATEMENT OF FEDERALLY SPONSORED 332 are separately positioned on the both sides of Z axle STATEMENT OF FEDERALLY SPONSORED 232; U axle STATEMENT OF FEDERALLY SPONSORED 332 also is tabular, and its plate face is perpendicular to the U axle and be parallel to Z axle STATEMENT OF FEDERALLY SPONSORED.Q shaft assembly 32 is arranged on U axle STATEMENT OF FEDERALLY SPONSORED 332 away from a side of Z axle STATEMENT OF FEDERALLY SPONSORED 232.
Q shaft assembly 32 comprises the Q axle driving mechanism 321 that the described spindle assemblies 31 of drive moves along Q axle straight line, described Q axle be parallel to described cutter axially and perpendicular to the U axle, Q axle driving mechanism 321 is fixed in U axle STATEMENT OF FEDERALLY SPONSORED 332, and be connected in spindle assemblies 31, can adjust the cutter point of a knife in the position on the Q axle and be located on the U axle, thereby utilize the Q shaft assembly can make that distance between cutter point of a knife and the U axle is that the pendulum length of cutter is zero, needn't measure pendulum length length man-hour adding, make the programming personnel no longer rely on the operator, improve programming personnel's operating efficiency and reduce operator's working strength.The distance that spindle assemblies 31 moves can be measured the difference of cutter and basic-cutter by tool setting device, and the Q axle cutter that stores into automatically in the digital control system is mended in the register, realizes compensation automatically.
For the stability that guarantees that spindle assemblies 31 moves along the Q axle, Q shaft assembly 32 also comprises straight-line rolling guide set, and straight-line rolling guide set is arranged between spindle assemblies 31 and the U axle STATEMENT OF FEDERALLY SPONSORED 332.
Spindle assemblies 31 comprises support 311 and main transmission 312, and main transmission 312 is fixed in support 311, and support 311 is connected in the Q axle driving mechanism of Q shaft assembly.Main transmission 312 is one of Digit Control Machine Tool key components, and in the present embodiment, main transmission 312 is to have adopted the electric main shaft with high-speed cutting ability.The electricity main shaft is the integrated structure that AC servomotor directly drives, motor rotor and main shaft are connected as a single entity, directly drive shaft rotation, cancelled gear shift, simplified main transmission structure, eliminated the vibration noise that machine driving produces, the most important thing is that electric main shaft has high efficiency, high-precision machining functions, can satisfy the requirement of numerical control machine tool.
As shown in Figure 5, tool magazine device 4 comprises K shaft assembly 41 and V shaft assembly 42, and V shaft assembly 42 comprises that V axle STATEMENT OF FEDERALLY SPONSORED 421, drive V axle STATEMENT OF FEDERALLY SPONSORED 421 and K shaft assembly 41 are along V axle driving mechanism 422 and the V axle fixture 423 of the translation of V axle.K shaft assembly 41 is connected in V axle STATEMENT OF FEDERALLY SPONSORED 421, and V axle fixture 423 is connected in base 1, and V axle driving mechanism 422 is fixed in V axle fixture 423.In the present embodiment, V axle fixture 423 is connected in base 1 by electrical control cabinet 7 assemblies.
K shaft assembly 41 comprises cutter rotating disc 411 for a plurality of cutters of clamping, and drives cutter rotating disc 411 around the K axle driving mechanism 412 of K axle rotation, and K axle driving mechanism 412 is fixed in V axle STATEMENT OF FEDERALLY SPONSORED 421.As preferably, V axle STATEMENT OF FEDERALLY SPONSORED 421 comprises location-plate 421a and two grip block 421b that are arranged in parallel, and two grip block 421b all are fixed in location-plate 421a, and K axle driving mechanism 412 is clamped between two grip block 421b, so that assembling connects.
Described K axle is parallel to described A axle and Z axle, and described V axle is perpendicular to described A axle and Z axle.It circumferentially evenly is provided with 16 screens for the clamping cutter cutter rotating disc 411 upper edges, but clamping 16 is different cutters, move along the V axle around the rotation of K axle and K shaft assembly 41 by cutter rotating disc 411, the cutter that is contained in the screens can be carried out cutter changing to spindle assemblies 31 places, for bullion, can pass through a clamping workpiece, high-precisionly thickly finish the whole turning of bullion, batch flower, carving, engrave etc. meets processing.
Rotary table 5 comprises clamping assembly 51, A shaft assembly 52, B shaft assembly 53 and the C shaft assembly 54 for clamping workpiece.A shaft assembly 52 comprises A axle rotating disc 521 and drives A axle rotating disc 521 around the A axle driving mechanism 522 of A axle rotation that A axle driving mechanism 522 is fixed in base 1.B shaft assembly 53 comprises drive clamping assembly 51 around the rotating B axle of B axle driving mechanism 531 and B axle fixture 532, and B axle driving mechanism 531 is fixed in B axle fixture 532, and clamping assembly 51 is connected in B axle driving mechanism 531.C shaft assembly 54 comprises C axle STATEMENT OF FEDERALLY SPONSORED 541, C bracing strut 542, and drives C axle STATEMENT OF FEDERALLY SPONSORED 541 and B shaft assembly 53 around the rotating C axle of C axle driving mechanism 543, and C axle driving mechanism 543 is fixed in C bracing strut 542.
As shown in Figure 2, the A axle is perpendicular to the U axle, and the C axle is perpendicular to the A axle, and the B axle is perpendicular to the C axle, and in original state, the A axle is coaxial with the B axle, and the workpiece centre face overlaps with the C axis.In the present embodiment, in order to simplify procedures, the A axle is parallel to the Z axle.The A axle of rotary table 5, B axle, C axle are gyroaxis, can carry out multi-directional rotation to workpiece, cooperate the high-quality processing request of the high efficiency that can satisfy product diversification, flexibility and complicated shape with spindle assemblies 31.
As shown in Figure 6, B shaft assembly 53 is connected in C axle STATEMENT OF FEDERALLY SPONSORED 541, in the present embodiment, is provided with the B axle between B axle fixture 532 and the C axle STATEMENT OF FEDERALLY SPONSORED 541 and regulates screw thread pair, be used for adjusting the position of B shaft assembly 53 on the B axle, make the workpiece centre face overlap with the C axis.Particularly, B axle adjusting screw thread pair is the threaded engagement between B axle adjusting screw(rod) 533 and the C axle STATEMENT OF FEDERALLY SPONSORED 541.Be installed with B axle pedestal 534 on the B axle fixture 532.B axle adjusting screw(rod) 533 is parallel to the B axle, and it wears B axle pedestal 534 around self axial rotation, and B axle pedestal 534 axial restraints relatively.Rotation B axle adjusting screw(rod) 533, B axle adjusting screw(rod) 533 moves relative to C axle STATEMENT OF FEDERALLY SPONSORED 541, can make B shaft assembly 53 move along B axle straight line under the drive of B axle pedestal 534.
Herein, as other embodiment, the B axle is regulated the threaded engagement that screw thread pair is B axle adjusting screw(rod) 533 and B axle pedestal 534, B axle pedestal 534 is fixed in B axle fixture 532, B axle adjusting screw(rod) 533 is connected in C axle STATEMENT OF FEDERALLY SPONSORED 541 around self axial rotation, and described relatively C axle STATEMENT OF FEDERALLY SPONSORED 541 axial restraints, rotation B axle adjusting screw(rod) 533, B axle fixture 532 rotates relative to B axle adjusting screw(rod) 533, can make B shaft assembly 53 move along B axle straight line.In addition, the B axle pedestal 534 in the above-mentioned embodiment also can be projection on the B axle fixture 532 or other are fixed in structure on the B axle fixture 532.As another embodiment, the B axle is regulated the threaded engagement that screw thread pair is B axle adjusting screw(rod) 533 and B axle fixture 532, B axle pedestal 534 is fixed in C axle STATEMENT OF FEDERALLY SPONSORED 541, B axle adjusting screw(rod) 533 is parallel to the B axle, it wears B axle pedestal 534 around self axial rotation, and B axle pedestal 534 axial restraints relatively.
B axle fixture 532 is provided with the dovetail guide groove (indicating among the figure) that arranges along the B axle, and C axle STATEMENT OF FEDERALLY SPONSORED 541 is provided with the dovetail guide block 5410 that matches with the dovetail guide groove, and B axle adjusting screw(rod) 533 is threadedly connected to an end of described dovetail guide block 5410.Constitute the cooperating of dovetail guide groove and dovetail guide block 5410 the B spindle guide that is arranged between described B axle fixture 532 and the described C axle STATEMENT OF FEDERALLY SPONSORED 541 to mechanism, can guarantee the B shaft assembly along the B axle move stable, improve movement and machining precision.Certainly, herein as other embodiment, the dovetail guide groove can be arranged on the C axle STATEMENT OF FEDERALLY SPONSORED 541, and the dovetail guide block is arranged on B axle fixture 532, perhaps adopts the straight-line guidance mechanism of other forms or structure.
Further, as shown in Figure 7, be provided with the B shaft locking screw 535 with the two locking between described B axle fixture 532 and the C axle STATEMENT OF FEDERALLY SPONSORED 541.In the present embodiment, B shaft locking screw 535 screw threads are arranged in B axle fixture 532, and be connected in dovetail guide block 5410 on the C axle STATEMENT OF FEDERALLY SPONSORED 541, thereby with B axle fixture 532 and 541 lockings of C axle STATEMENT OF FEDERALLY SPONSORED, prevent when not needing to regulate the position of B shaft assembly 53 B shaft assembly 53 moving influence machining accuracy voluntarily.Certainly, as other embodiment, B shaft locking screw 535 also can be arranged in B axle fixture 532 and be connected in other positions of C axle STATEMENT OF FEDERALLY SPONSORED 541.
As shown in Figure 8, C bracing strut 542 comprises the first fixed head 542a, the second fixed head 542b and two L shaped connector 542C that be arranged in parallel, the first fixed head 542a is connected with the second fixed head 542b vertical fixing, the first fixed head 542a is clamped between first support arm of two L shaped connector 542C, the second fixed head 542b is clamped between second support arm of two L shaped connector 542C, whole C bracing strut 542 structures are solid and reliable, and are convenient to assembling.Certainly, as other embodiment, can be connected by the direct vertical fixing of modes such as screw between the first fixed head 542a and the second fixed head 542b.C axle driving mechanism 543 and C axle STATEMENT OF FEDERALLY SPONSORED 541 are separately positioned on the both sides of the first fixed head 542a, C axle STATEMENT OF FEDERALLY SPONSORED 541 is tabular, and C axle STATEMENT OF FEDERALLY SPONSORED 541 is parallel to the first fixed head 542a, and B shaft assembly 53 is arranged on C axle STATEMENT OF FEDERALLY SPONSORED 541 away from the side of the first fixed head 542a.Whole C shaft assembly 54 compact conformations and solid and reliable.Stability for guaranteeing that C axle STATEMENT OF FEDERALLY SPONSORED 541 is rotated is provided with bearing between C axle STATEMENT OF FEDERALLY SPONSORED 541 and the first fixed head 542a.
As shown in Figure 6, C bracing strut 542 is connected in described A axle rotating disc 521, and in the present embodiment, C bracing strut 542 is connected in A axle rotating disc 521 by A axle adjustment disk 523.Concrete, the second fixed head 542b and A axle adjustment disk 523 are connected and are parallel to each other.
Be provided with the C axle between C bracing strut 542542 and the A axle adjustment disk 523 and regulate screw thread pair, be used for adjusting C shaft assembly and the position of B shaft assembly 53 on the C axle.Particularly, shown in Fig. 6,9, the C axle is regulated the threaded engagement that screw thread pair is C axle adjusting screw(rod) 544 and C bracing strut 542.C axle pedestal 545 is fixedly arranged on the A axle adjustment disk 523, and C axle adjusting screw(rod) 544 is parallel to the C axle, and it wears C axle pedestal 545 around self axial rotation, and C axle pedestal 545 axial restraints relatively.Rotation C axle adjusting screw(rod) 544, C bracing strut 542 moves relative to C axle adjusting screw(rod) 544, can make the C shaft assembly move along C axle straight line together with the B shaft assembly.
For the stability that guarantees that C shaft assembly 54 and B shaft assembly 53 straight lines move, as shown in Figure 9, A axle adjustment disk 523 is provided with the C axle guide that matches with C bracing strut 542, and the C axle guide arranges along the C axle.The width of C axle guide matches with the integral body that second support arm of the second fixed head 542b and two L shaped connector 542C constitutes, the groove bottom close fit of the second fixed head 542b and C axle guide forms the C spindle guide be arranged between C bracing strut 542 and the A axle adjustment disk 523 to mechanism; And then effectively guarantee C bracing strut 542 along C axle straight line move steadily, simple in structure, be convenient to assembling simultaneously.Certainly, the C spindle guide straight-line guidance mechanism that also can adopt other form structures such as line slideway auxiliary to mechanism herein.
In order to prevent that numerical control processing apparatus from descending C bracing strut 542 to move relative to A axle adjustment disk 523 in working order, as shown in Figure 8, be provided with the C shaft locking screw 546 with the two locking between C bracing strut 542 and the A axle adjustment disk 523.In the present embodiment, C shaft locking screw 546 screw threads wear the second fixed head 542b and are connected in A axle adjustment disk 523, thereby with C bracing strut 542 and 523 lockings of A axle adjustment disk.
Be provided with the A axle between A axle rotating disc 521 and the A axle adjustment disk 523 and regulate screw thread pair, be used for adjusting A axle adjustment disk 523 at the same time perpendicular to the position on the direction of C axle and A axle, make the A axle coaxial with the B axle.Particularly, as shown in Figure 9, A axle adjusting screw thread pair is the threaded engagement between A axle adjusting screw(rod) 524 and the C bracing strut 542.Be installed with A axle pedestal 525 on the A axle rotating disc 521.A axle adjusting screw(rod) 524 is simultaneously perpendicular to A axle and C axle, and it wears A axle pedestal 525 around self axial rotation, and A axle pedestal 525 axial restraints relatively.Rotation A axle adjusting screw(rod) 524, A axle adjustment disk 523 moves relative to A axle adjusting screw(rod) 524, can make B shaft assembly and C shaft assembly 54 at the same time perpendicular to the position on the direction of C axle and A axle under the drive of A axle adjustment disk 523.A axle adjusting screw(rod) 524 is identical with the assembly structure of C axle adjusting screw(rod) and C axle pedestal with A axle pedestal 525 assembly structures, does not repeat them here.
In order to prevent that numerical control processing apparatus from descending A axle adjustment disk 523 to move relative to A axle rotating disc 521 in working order, as shown in Figure 9, be provided with the A shaft locking screw 526 with the two locking between A axle rotating disc 521 and the A axle adjustment disk 523.In the present embodiment, A shaft locking screw 526 screw threads wear A axle adjustment disk 523 and are connected in A axle rotating disc 521, thereby with A axle rotating disc 521 and 523 lockings of A axle adjustment disk.
Be provided with between A axle rotating disc 521 and the A axle adjustment disk 523 along simultaneously perpendicular to the straight-line guidance mechanism on the direction of C axle and A axle, as preferably, straight-line guidance mechanism comprises the A axle guide that cooperatively interacts and A spindle guide to the boss (not shown), with the stable shape that guarantees that A axle adjustment disk 523 moves; A axle guide and A spindle guide to boss all along the axial setting of A axle adjusting screw(rod) 524.In the present embodiment, the A axle guide is arranged on the A axle rotating disc 521, and the A spindle guide is arranged on the A axle adjustment disk 523 to boss.Further, described C axle guide and A spindle guide are separately positioned on 523 liang of relative cards of A axle adjustment disk, so that processing and manufacturing to boss.Certainly, herein as other embodiment, also can be, the A axle guide be arranged on the A axle adjustment disk 523, and the A spindle guide is arranged on the A axle rotating disc 521 to boss.
By A axle adjusting screw(rod) 524, B axle adjusting screw(rod) 533 and C axle adjusting screw(rod) 544, making A, B, C axle centering (to the heart) is that initial point overlaps, and the state that reaches after the adjusting is: the A axis overlaps with the B axis; After clamping assembly 51 on the B shaft assembly 53 was loaded onto workpiece, the axis of C axle was on the median plane of workpiece, and this state is original state, can simplify procedures.Concrete adjustment process is as follows.
At first, adjust A axle adjusting screw(rod) 524 and C axle adjusting screw(rod) 544 and make A axle and B axle be adjusted to coaxial position, locking A shaft locking screw 526 and C shaft locking screw 546, non-in particular cases the permission unclamped.Then need to readjust if collide and make A axle, B axle concentric.Then, load onto workpiece, B shaft assembly 53 namely allows the B axle be parallel to the U axle around-90 ° of C axle swings, observes the position of workpiece in camera lens with magnifying glass, regulates B axle adjusting screw(rod), and the cross of assurance visual field camera lens can be finished adjusting on the median plane of workpiece.
The numerical control processing apparatus that the utility model provides, utilize three gyroaxis A axles, B axle, and the C axle workpiece is rotated, realize the flexible processing of multi-angle, and adjust relative position between these three gyroaxises and the U axle by hardware unit, need not to reset the coordinate system among the CAM, make program simplification, realize zero pendulum length programming easily, improve programming personnel's operating efficiency, reduce working strength.
The rotation machine table that electric control cabinet adopts, support 16, and support car, mill, Open CNC System with high function, high reliability, CNC control section and LCD are integrated, have adopted FSSB, the serial communication of I/OLink ultrahigh speed, have simplified hardware connection, have abundant network function, be connected with the internet and can realize remote diagnosis; System is furnished with risc processor, has functions such as the control of AL nanoscale high-accurate outline, center cutter point control, three-dimensional cutter radius compensation, three-dimensional circular interpolation.This system is applicable to that also high power, high-speed I series digit AC servo drive, and make lathe have high accuracy, high efficiency machining functions.
The numerical control machine tool that the utility model provides is ten machining centers, comprises five linear axis such as X-axis, Y-axis, Z axle, V axle and Q axle, and five gyroaxises such as A axle, B axle, C axle, K axle and U axle.Translating device 2 can drive main shaft device 3 and move along X, Y, three directions of Z axle, the spindle assemblies 31 that is installed on the column can be swung around the U axle, and can regulate pendulum length along the Q axle by Q shaft assembly 32, rotary table 5 can drive workpiece and rotate around three directions (A, B, C), K shaft assembly 41 can move and carries out tool magazine K direction of principal axis rotation along the V direction, thereby forms ten axis motion systems of five linear axis and five gyroaxises.
The driving mechanism of five linear axis is the cooperation of servomotor and ball screw, and the motion of linear axis all adopted linear rolling track, and good rigidly, coefficient of friction is little, autokinesis is high; For guaranteeing transmission stability, be provided with shaft coupling between the rotating shaft of servomotor and the screw mandrel.The driving mechanism of five gyroaxises is the cooperation of servomotor and decelerator, to increase moment of torsion.Simultaneously the driving mechanism of each all can increase limit control, brake apparatus, overload overtemperature protection system etc., guarantees that lathe is safe and reliable, according to servomotor the difference of position is set, and also can increase transmission devices such as gear drive, band transmission.
The numerical control machine tool that the utility model provides on the basis of existing five machining centers, has increased by five asessory shafts, A axle, C axle, Q axle, K axle and V axle, and the title of five feed shafts can own definition, makes to process by five asessory shafts to have more flexibility.Aspect complex-curved efficient, accurate, automation processing, ten machining centers have more flexibility, have more flexibility.Can solve: 1) can process general three and five-axle number control machine tool and can not process or be difficult to continuous, the level and smooth free form surface that clamping is finished processing.As the jewellery product of complexity, the spiral propeller that the blade of aero-engine and steam turbine, naval vessels are used, and have the housing of special surface and complex-shaped surface mould, position, hole and precision die etc.; 2) can improve machining accuracy, quality and the efficient etc. of space free curved surface.Because cutter and location of workpiece angle are adjustable at any time, the optimized cutting point that can take full advantage of cutter cuts, or replace a rose cutter that contact is shaped with the helical end mills that line contact is shaped, thereby obtain higher cutting speed, cutting live width, stock-removing efficiency and better machined surface quality; 3) can realize a clamping of workpiece, high-precision, efficient and Compound Machining that concentrated operation is carried out, thus guaranteed positional precision etc. between each surface of workpiece.
The numerical control machine tool that the utility model provides, it is the married electromechanical integration new and high technology of machinery, electronics, Theory of Automatic Control, computer and detection technique, it reaches a new high the function of mechanized equipment, reliability, efficient and product quality, makes the mechano-electronic industry that deep variation take place.This device particularly is suitable for complicated shape such as bullion and the high product of required precision, and traditional process equipment and manufacture method are difficult to adapt to the high efficiency high-quality processing request of this variation, flexibility and complicated shape product.
The numerical control machine tool that the utility model provides has reduced cost of parts, and its machining accuracy and working (machining) efficiency reach the level of similar import lathe, and price but only is the 20%-25% of similar import lathe.
Above-described embodiment does not constitute the restriction to this technical scheme protection domain.Any at above-mentioned embodiment spirit and principle within do modification, be equal to and replace and improvement etc., all should be included within the protection domain of this technical scheme.

Claims (10)

1. rotary table, comprise the clamping assembly for clamping workpiece, it is characterized in that, described rotary table also comprises A shaft assembly, B shaft assembly and C shaft assembly, described A shaft assembly comprises A axle rotating disc and drives A axle rotating disc around the A axle driving mechanism of A axle rotation that described A axle driving mechanism is fixed in base; Described B shaft assembly comprises the described clamping assembly of drive around B axle rotating B axle driving mechanism and B axle fixture, and B axle driving mechanism is fixed in described B axle fixture, and described clamping assembly is connected in B axle driving mechanism; Described C shaft assembly comprises C axle STATEMENT OF FEDERALLY SPONSORED, C bracing strut, and drives described C axle STATEMENT OF FEDERALLY SPONSORED and described B shaft assembly around the rotating C axle of C axle driving mechanism, and described C axle driving mechanism is fixed in described C bracing strut; Described B shaft assembly is connected in described C axle STATEMENT OF FEDERALLY SPONSORED, and described C bracing strut is connected in described A axle rotating disc;
Described C axle is perpendicular to described A axle; Described B axle is perpendicular to described C axle, and coaxial with the A axle in original state.
2. rotary table according to claim 1 is characterized in that, is provided with the B axle between described B axle fixture and the described C axle STATEMENT OF FEDERALLY SPONSORED and regulates screw thread pair, is used for adjusting the position of B shaft assembly on the B axle, makes the workpiece centre face overlap with the C axis; Described C bracing strut is connected in described A axle rotating disc by A axle adjustment disk; Be provided with the C axle between described C bracing strut and the described A axle adjustment disk and regulate screw thread pair, be used for adjusting C shaft assembly and the position of B shaft assembly on the C axle; Be provided with the A axle between described A axle rotating disc and the described A axle adjustment disk and regulate screw thread pair, be used for adjusting A axle adjustment disk at the same time perpendicular to the position on the direction of C axle and A axle, make the A axle coaxial with the B axle.
3. rotary table according to claim 2 is characterized in that, is provided with the B shaft locking screw with the two locking between described B axle fixture and the described C axle STATEMENT OF FEDERALLY SPONSORED; Be provided with the C shaft locking screw with the two locking between described C bracing strut and the described A axle adjustment disk; Be provided with the A shaft locking screw with the two locking between described A axle rotating disc and the described A axle adjustment disk.
4. rotary table according to claim 2 is characterized in that, is provided with the B spindle guide that arranges along the B axle between described B axle fixture and the described C axle STATEMENT OF FEDERALLY SPONSORED to mechanism; Be provided with the C spindle guide that arranges along the C axle between described C bracing strut and the described A axle adjustment disk to mechanism; Be provided with between described A axle rotating disc and the described A axle adjustment disk along simultaneously perpendicular to the straight-line guidance mechanism on the direction of C axle and A axle.
5. numerical control machine tool, comprise base, main shaft device and translating device, it is characterized in that, described main shaft device is connected in described base by described translating device, described translating device is used for driving described main shaft device along orthogonal X-axis, Y-axis and the translation of Z axle, described numerical control machine tool also comprises each described rotary table of claim 1-4, and described rotary table is fixed in base, and the A axle of described rotary table is parallel to the Z axle.
6. numerical control machine tool according to claim 5, it is characterized in that, described translation assembly comprises X-axis translation assembly, Y-axis translation assembly and Z axle translation assembly, described X-axis translation assembly is connected in base, is used for driving described Y-axis translation assembly, Z axle translation assembly and main shaft device and moves along the X-axis straight line; Described Y-axis translation assembly is connected between described X-axis translation assembly and the Z axle translation assembly, is used for the described Z axle translation assembly of drive and main shaft device and moves along the Y-axis straight line; Described Z axle translation assembly is connected in described main shaft device, is used for driving described main shaft device and moves along Z axle straight line.
7. numerical control machine tool according to claim 6, it is characterized in that, described Z axle translation assembly comprises Z axle fixture, Z axle STATEMENT OF FEDERALLY SPONSORED, drive Z axle fixture along the Z axle driving mechanism of Z axle translation, balance weight, and link chain mechanism, described Z axle driving mechanism is fixed in described Z axle fixture, described Z axle fixture is connected in described Y-axis translation assembly, described main shaft device is connected in described Z axle STATEMENT OF FEDERALLY SPONSORED, described Z axle driving mechanism is by being connected in described Z axle STATEMENT OF FEDERALLY SPONSORED, and drive described Z axle STATEMENT OF FEDERALLY SPONSORED and described main shaft device moves along the Z axle, described Z axle be parallel to vertically to;
Described link chain mechanism is arranged on the described Z axle fixture, and it comprises chain and the sprocket wheel that cooperatively interacts, and described Z axle STATEMENT OF FEDERALLY SPONSORED and described balance weight are connected to the two ends of described chain; The gross weight of described main shaft device and Z axle STATEMENT OF FEDERALLY SPONSORED is less than or equal to the weight of described balance weight.
8. numerical control machine tool according to claim 5, it is characterized in that, described main shaft device comprises for clamping cutter and the spindle assemblies that workpiece is processed, reaches the described spindle assemblies of drive around the U shaft assembly of U axle swing, and described U axle is perpendicular to described Z axle;
Described U shaft assembly comprises U axle driving mechanism and U axle STATEMENT OF FEDERALLY SPONSORED, and described U axle STATEMENT OF FEDERALLY SPONSORED is connected in described U axle driving mechanism, and turns round around the U axle under the drive of U axle driving mechanism, and described spindle assemblies is connected in described U axle interlock plate.
9. numerical control machine tool according to claim 8 is characterized in that, described spindle assemblies is connected in described U axle STATEMENT OF FEDERALLY SPONSORED by the Q shaft assembly;
Described Q shaft assembly comprises the Q axle driving mechanism that the described spindle assemblies of drive moves along Q axle straight line, and described Q axle driving mechanism is fixed in described U axle STATEMENT OF FEDERALLY SPONSORED, and is connected in spindle assemblies; Described Q axle be parallel to described cutter axially and perpendicular to the U axle.
10. numerical control machine tool according to claim 5, it is characterized in that, described numerical control machine tool also comprises the tool magazine device, described tool magazine assembly comprises K shaft assembly and V shaft assembly, and described V shaft assembly comprises that V axle STATEMENT OF FEDERALLY SPONSORED, the described V axle STATEMENT OF FEDERALLY SPONSORED of drive and described K shaft assembly are along V axle driving mechanism and the V axle fixture of the translation of V axle; Described K shaft assembly is connected in described V axle STATEMENT OF FEDERALLY SPONSORED, and described V axle fixture is connected in described base, and described V axle driving mechanism is fixed in described V axle fixture;
Described K shaft assembly comprises cutter rotating disc for a plurality of cutters of clamping, and drives described cutter rotating disc around the K axle driving mechanism of K axle rotation, and described K axle driving mechanism is fixed in described V axle STATEMENT OF FEDERALLY SPONSORED;
Described K axle is parallel to described A axle and Z axle, and described V axle is perpendicular to described A axle and Z axle.
CN 201320036098 2013-01-24 2013-01-24 Numerical control machining tool and revolving table thereof CN203171257U (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103084854A (en) * 2013-01-24 2013-05-08 深圳市玮之度科技发展有限公司 Numerical control machining tool and rotary work platform thereof
CN103551854A (en) * 2013-11-07 2014-02-05 佛山金皇宇机械实业有限公司 Four-axis CNC drilling and milling machine
WO2015111070A3 (en) * 2013-12-30 2015-11-05 Kelkar Nitin Narayan Five-axis machining apparatus
CN108907754A (en) * 2018-07-31 2018-11-30 四川省青城机械有限公司 A kind of sevenfive axis processing unit (plant)
CN109648374A (en) * 2018-12-29 2019-04-19 广东长盈精密技术有限公司 Five-axis robot lathe
CN109955331A (en) * 2017-12-25 2019-07-02 许俊仁 The universal modeling machine of turning

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103084854A (en) * 2013-01-24 2013-05-08 深圳市玮之度科技发展有限公司 Numerical control machining tool and rotary work platform thereof
CN103084854B (en) * 2013-01-24 2016-04-27 深圳市玮之度科技发展有限公司 A kind of numerical control machine tool and rotary table thereof
CN103551854A (en) * 2013-11-07 2014-02-05 佛山金皇宇机械实业有限公司 Four-axis CNC drilling and milling machine
WO2015111070A3 (en) * 2013-12-30 2015-11-05 Kelkar Nitin Narayan Five-axis machining apparatus
CN105873719A (en) * 2013-12-30 2016-08-17 尼廷·纳拉延·科尔卡 Five-axis machining apparatus
US9700975B2 (en) 2013-12-30 2017-07-11 Nitin Narayan KELKAR Five-axis machining apparatus
CN109955331A (en) * 2017-12-25 2019-07-02 许俊仁 The universal modeling machine of turning
CN109955331B (en) * 2017-12-25 2021-03-23 许俊仁 Universal profiling machine for turning
CN108907754A (en) * 2018-07-31 2018-11-30 四川省青城机械有限公司 A kind of sevenfive axis processing unit (plant)
CN109648374A (en) * 2018-12-29 2019-04-19 广东长盈精密技术有限公司 Five-axis robot lathe
CN109648374B (en) * 2018-12-29 2020-06-02 广东长盈精密技术有限公司 Five-axis machining tool

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